./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label07.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 54858612 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem16_label07.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 63471b0eb0dfe9fda6ce541eb75d69b2ec68cce5 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-5485861 [2020-10-25 20:54:37,501 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-25 20:54:37,504 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-25 20:54:37,560 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-25 20:54:37,561 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-25 20:54:37,566 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-25 20:54:37,569 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-25 20:54:37,576 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-25 20:54:37,580 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-25 20:54:37,584 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-25 20:54:37,585 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-25 20:54:37,590 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-25 20:54:37,591 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-25 20:54:37,592 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-25 20:54:37,594 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-25 20:54:37,596 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-25 20:54:37,597 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-25 20:54:37,601 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-25 20:54:37,605 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-25 20:54:37,610 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-25 20:54:37,616 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-25 20:54:37,618 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-25 20:54:37,621 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-25 20:54:37,623 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-25 20:54:37,633 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-25 20:54:37,637 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-25 20:54:37,638 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-25 20:54:37,640 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-25 20:54:37,642 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-25 20:54:37,643 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-25 20:54:37,644 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-25 20:54:37,645 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-25 20:54:37,646 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-25 20:54:37,648 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-25 20:54:37,649 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-25 20:54:37,650 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-25 20:54:37,651 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-25 20:54:37,651 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-25 20:54:37,651 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-25 20:54:37,653 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-25 20:54:37,654 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-25 20:54:37,655 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-25 20:54:37,711 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-25 20:54:37,711 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-25 20:54:37,713 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-25 20:54:37,715 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-25 20:54:37,716 INFO L138 SettingsManager]: * Use SBE=true [2020-10-25 20:54:37,716 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-25 20:54:37,716 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-25 20:54:37,717 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-25 20:54:37,717 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-25 20:54:37,718 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-25 20:54:37,719 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-25 20:54:37,719 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-25 20:54:37,720 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-25 20:54:37,720 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-25 20:54:37,720 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-25 20:54:37,720 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-25 20:54:37,721 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-25 20:54:37,721 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-25 20:54:37,721 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-25 20:54:37,721 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-25 20:54:37,722 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-25 20:54:37,722 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-25 20:54:37,723 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-25 20:54:37,723 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-25 20:54:37,723 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-25 20:54:37,723 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-25 20:54:37,724 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-25 20:54:37,724 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-25 20:54:37,724 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-25 20:54:37,724 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 63471b0eb0dfe9fda6ce541eb75d69b2ec68cce5 [2020-10-25 20:54:38,241 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-25 20:54:38,281 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-25 20:54:38,284 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-25 20:54:38,286 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-25 20:54:38,288 INFO L275 PluginConnector]: CDTParser initialized [2020-10-25 20:54:38,290 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label07.c [2020-10-25 20:54:38,374 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2eb99b623/b901084ca99f4694a51951f65957565b/FLAG6d9f9f9ff [2020-10-25 20:54:39,318 INFO L306 CDTParser]: Found 1 translation units. [2020-10-25 20:54:39,319 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label07.c [2020-10-25 20:54:39,351 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2eb99b623/b901084ca99f4694a51951f65957565b/FLAG6d9f9f9ff [2020-10-25 20:54:39,381 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2eb99b623/b901084ca99f4694a51951f65957565b [2020-10-25 20:54:39,385 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-25 20:54:39,392 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-25 20:54:39,394 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-25 20:54:39,395 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-25 20:54:39,399 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-25 20:54:39,401 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 08:54:39" (1/1) ... [2020-10-25 20:54:39,404 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@cb7410e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:54:39, skipping insertion in model container [2020-10-25 20:54:39,405 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 08:54:39" (1/1) ... [2020-10-25 20:54:39,414 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-25 20:54:39,483 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-25 20:54:40,299 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-25 20:54:40,312 INFO L203 MainTranslator]: Completed pre-run [2020-10-25 20:54:40,653 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-25 20:54:40,676 INFO L208 MainTranslator]: Completed translation [2020-10-25 20:54:40,678 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:54:40 WrapperNode [2020-10-25 20:54:40,678 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-25 20:54:40,680 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-25 20:54:40,681 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-25 20:54:40,681 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-25 20:54:40,690 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:54:40" (1/1) ... [2020-10-25 20:54:40,743 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:54:40" (1/1) ... [2020-10-25 20:54:40,950 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-25 20:54:40,951 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-25 20:54:40,952 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-25 20:54:40,952 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-25 20:54:40,962 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:54:40" (1/1) ... [2020-10-25 20:54:40,963 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:54:40" (1/1) ... [2020-10-25 20:54:40,990 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:54:40" (1/1) ... [2020-10-25 20:54:40,990 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:54:40" (1/1) ... [2020-10-25 20:54:41,122 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:54:40" (1/1) ... [2020-10-25 20:54:41,139 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:54:40" (1/1) ... [2020-10-25 20:54:41,174 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:54:40" (1/1) ... [2020-10-25 20:54:41,236 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-25 20:54:41,237 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-25 20:54:41,238 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-25 20:54:41,238 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-25 20:54:41,239 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:54:40" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-25 20:54:41,412 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-25 20:54:41,412 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-25 20:54:41,413 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-25 20:54:41,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-25 20:54:44,391 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-25 20:54:44,394 INFO L298 CfgBuilder]: Removed 11 assume(true) statements. [2020-10-25 20:54:44,398 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 08:54:44 BoogieIcfgContainer [2020-10-25 20:54:44,399 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-25 20:54:44,401 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-25 20:54:44,403 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-25 20:54:44,406 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-25 20:54:44,407 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.10 08:54:39" (1/3) ... [2020-10-25 20:54:44,408 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@340f76d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.10 08:54:44, skipping insertion in model container [2020-10-25 20:54:44,409 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:54:40" (2/3) ... [2020-10-25 20:54:44,409 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@340f76d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.10 08:54:44, skipping insertion in model container [2020-10-25 20:54:44,409 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 08:54:44" (3/3) ... [2020-10-25 20:54:44,411 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem16_label07.c [2020-10-25 20:54:44,425 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-25 20:54:44,432 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-25 20:54:44,449 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-25 20:54:44,510 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-25 20:54:44,511 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-25 20:54:44,511 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-25 20:54:44,511 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-25 20:54:44,511 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-25 20:54:44,512 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-25 20:54:44,512 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-25 20:54:44,512 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-25 20:54:44,538 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states. [2020-10-25 20:54:44,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-10-25 20:54:44,548 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:54:44,549 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 20:54:44,550 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:54:44,557 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:54:44,558 INFO L82 PathProgramCache]: Analyzing trace with hash 1425694346, now seen corresponding path program 1 times [2020-10-25 20:54:44,569 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:54:44,570 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [940896445] [2020-10-25 20:54:44,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:54:44,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:54:44,939 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 20:54:44,940 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [940896445] [2020-10-25 20:54:44,941 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:54:44,941 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-25 20:54:44,942 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1936132292] [2020-10-25 20:54:44,948 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-25 20:54:44,949 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:54:44,964 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-25 20:54:44,965 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-25 20:54:44,968 INFO L87 Difference]: Start difference. First operand 397 states. Second operand 4 states. [2020-10-25 20:54:52,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:54:52,631 INFO L93 Difference]: Finished difference Result 1457 states and 2765 transitions. [2020-10-25 20:54:52,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-25 20:54:52,634 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 54 [2020-10-25 20:54:52,635 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:54:52,673 INFO L225 Difference]: With dead ends: 1457 [2020-10-25 20:54:52,674 INFO L226 Difference]: Without dead ends: 991 [2020-10-25 20:54:52,684 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-25 20:54:52,706 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 991 states. [2020-10-25 20:54:52,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 991 to 991. [2020-10-25 20:54:52,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 991 states. [2020-10-25 20:54:52,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 991 states to 991 states and 1471 transitions. [2020-10-25 20:54:52,812 INFO L78 Accepts]: Start accepts. Automaton has 991 states and 1471 transitions. Word has length 54 [2020-10-25 20:54:52,813 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:54:52,814 INFO L481 AbstractCegarLoop]: Abstraction has 991 states and 1471 transitions. [2020-10-25 20:54:52,814 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-25 20:54:52,814 INFO L276 IsEmpty]: Start isEmpty. Operand 991 states and 1471 transitions. [2020-10-25 20:54:52,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2020-10-25 20:54:52,821 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:54:52,822 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 20:54:52,822 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-25 20:54:52,822 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:54:52,823 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:54:52,824 INFO L82 PathProgramCache]: Analyzing trace with hash 174541339, now seen corresponding path program 1 times [2020-10-25 20:54:52,824 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:54:52,824 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1150056963] [2020-10-25 20:54:52,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:54:52,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:54:53,114 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2020-10-25 20:54:53,115 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1150056963] [2020-10-25 20:54:53,115 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:54:53,116 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-25 20:54:53,116 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [95708136] [2020-10-25 20:54:53,118 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 20:54:53,118 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:54:53,119 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 20:54:53,120 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:54:53,120 INFO L87 Difference]: Start difference. First operand 991 states and 1471 transitions. Second operand 3 states. [2020-10-25 20:54:55,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:54:55,789 INFO L93 Difference]: Finished difference Result 2309 states and 3726 transitions. [2020-10-25 20:54:55,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 20:54:55,791 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 141 [2020-10-25 20:54:55,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:54:55,802 INFO L225 Difference]: With dead ends: 2309 [2020-10-25 20:54:55,802 INFO L226 Difference]: Without dead ends: 1649 [2020-10-25 20:54:55,806 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:54:55,809 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1649 states. [2020-10-25 20:54:55,841 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1649 to 1649. [2020-10-25 20:54:55,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1649 states. [2020-10-25 20:54:55,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1649 states to 1649 states and 2273 transitions. [2020-10-25 20:54:55,850 INFO L78 Accepts]: Start accepts. Automaton has 1649 states and 2273 transitions. Word has length 141 [2020-10-25 20:54:55,853 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:54:55,853 INFO L481 AbstractCegarLoop]: Abstraction has 1649 states and 2273 transitions. [2020-10-25 20:54:55,853 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 20:54:55,854 INFO L276 IsEmpty]: Start isEmpty. Operand 1649 states and 2273 transitions. [2020-10-25 20:54:55,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2020-10-25 20:54:55,864 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:54:55,865 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 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] [2020-10-25 20:54:55,865 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-25 20:54:55,865 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:54:55,866 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:54:55,866 INFO L82 PathProgramCache]: Analyzing trace with hash -786113922, now seen corresponding path program 1 times [2020-10-25 20:54:55,867 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:54:55,867 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1291173236] [2020-10-25 20:54:55,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:54:55,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:54:56,211 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2020-10-25 20:54:56,212 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1291173236] [2020-10-25 20:54:56,212 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:54:56,212 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-25 20:54:56,213 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [839615625] [2020-10-25 20:54:56,213 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 20:54:56,214 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:54:56,215 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 20:54:56,215 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:54:56,215 INFO L87 Difference]: Start difference. First operand 1649 states and 2273 transitions. Second operand 3 states. [2020-10-25 20:54:58,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:54:58,954 INFO L93 Difference]: Finished difference Result 4283 states and 6132 transitions. [2020-10-25 20:54:58,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 20:54:58,955 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 220 [2020-10-25 20:54:58,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:54:58,972 INFO L225 Difference]: With dead ends: 4283 [2020-10-25 20:54:58,972 INFO L226 Difference]: Without dead ends: 2965 [2020-10-25 20:54:58,975 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:54:58,979 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2965 states. [2020-10-25 20:54:59,025 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2965 to 2636. [2020-10-25 20:54:59,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2636 states. [2020-10-25 20:54:59,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2636 states to 2636 states and 3531 transitions. [2020-10-25 20:54:59,033 INFO L78 Accepts]: Start accepts. Automaton has 2636 states and 3531 transitions. Word has length 220 [2020-10-25 20:54:59,033 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:54:59,034 INFO L481 AbstractCegarLoop]: Abstraction has 2636 states and 3531 transitions. [2020-10-25 20:54:59,034 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 20:54:59,034 INFO L276 IsEmpty]: Start isEmpty. Operand 2636 states and 3531 transitions. [2020-10-25 20:54:59,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2020-10-25 20:54:59,040 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:54:59,040 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-25 20:54:59,041 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-25 20:54:59,041 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:54:59,042 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:54:59,042 INFO L82 PathProgramCache]: Analyzing trace with hash -1176271780, now seen corresponding path program 1 times [2020-10-25 20:54:59,042 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:54:59,043 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [572268209] [2020-10-25 20:54:59,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:54:59,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:54:59,365 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 161 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2020-10-25 20:54:59,365 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [572268209] [2020-10-25 20:54:59,366 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:54:59,366 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-25 20:54:59,367 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [225582206] [2020-10-25 20:54:59,367 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 20:54:59,369 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:54:59,370 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 20:54:59,372 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:54:59,372 INFO L87 Difference]: Start difference. First operand 2636 states and 3531 transitions. Second operand 3 states. [2020-10-25 20:55:01,782 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:55:01,783 INFO L93 Difference]: Finished difference Result 5599 states and 7527 transitions. [2020-10-25 20:55:01,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 20:55:01,791 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 296 [2020-10-25 20:55:01,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:55:01,808 INFO L225 Difference]: With dead ends: 5599 [2020-10-25 20:55:01,808 INFO L226 Difference]: Without dead ends: 3294 [2020-10-25 20:55:01,812 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:55:01,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3294 states. [2020-10-25 20:55:01,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3294 to 3294. [2020-10-25 20:55:01,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3294 states. [2020-10-25 20:55:01,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3294 states to 3294 states and 4033 transitions. [2020-10-25 20:55:01,881 INFO L78 Accepts]: Start accepts. Automaton has 3294 states and 4033 transitions. Word has length 296 [2020-10-25 20:55:01,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:55:01,882 INFO L481 AbstractCegarLoop]: Abstraction has 3294 states and 4033 transitions. [2020-10-25 20:55:01,882 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 20:55:01,882 INFO L276 IsEmpty]: Start isEmpty. Operand 3294 states and 4033 transitions. [2020-10-25 20:55:01,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 474 [2020-10-25 20:55:01,893 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:55:01,894 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2020-10-25 20:55:01,894 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-25 20:55:01,894 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:55:01,895 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:55:01,895 INFO L82 PathProgramCache]: Analyzing trace with hash 1061833842, now seen corresponding path program 1 times [2020-10-25 20:55:01,895 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:55:01,896 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [137425313] [2020-10-25 20:55:01,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:55:01,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:55:02,389 INFO L134 CoverageAnalysis]: Checked inductivity of 768 backedges. 553 proven. 0 refuted. 0 times theorem prover too weak. 215 trivial. 0 not checked. [2020-10-25 20:55:02,390 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [137425313] [2020-10-25 20:55:02,390 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:55:02,391 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-25 20:55:02,391 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1023106659] [2020-10-25 20:55:02,392 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 20:55:02,393 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:55:02,393 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 20:55:02,394 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:55:02,394 INFO L87 Difference]: Start difference. First operand 3294 states and 4033 transitions. Second operand 3 states. [2020-10-25 20:55:04,942 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:55:04,943 INFO L93 Difference]: Finished difference Result 6586 states and 8076 transitions. [2020-10-25 20:55:04,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 20:55:04,944 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 473 [2020-10-25 20:55:04,944 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:55:04,962 INFO L225 Difference]: With dead ends: 6586 [2020-10-25 20:55:04,962 INFO L226 Difference]: Without dead ends: 3294 [2020-10-25 20:55:04,968 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:55:04,972 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3294 states. [2020-10-25 20:55:05,032 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3294 to 3294. [2020-10-25 20:55:05,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3294 states. [2020-10-25 20:55:05,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3294 states to 3294 states and 3480 transitions. [2020-10-25 20:55:05,041 INFO L78 Accepts]: Start accepts. Automaton has 3294 states and 3480 transitions. Word has length 473 [2020-10-25 20:55:05,042 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:55:05,042 INFO L481 AbstractCegarLoop]: Abstraction has 3294 states and 3480 transitions. [2020-10-25 20:55:05,042 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 20:55:05,042 INFO L276 IsEmpty]: Start isEmpty. Operand 3294 states and 3480 transitions. [2020-10-25 20:55:05,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 526 [2020-10-25 20:55:05,058 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:55:05,059 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 20:55:05,059 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-25 20:55:05,059 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:55:05,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:55:05,060 INFO L82 PathProgramCache]: Analyzing trace with hash 830780428, now seen corresponding path program 1 times [2020-10-25 20:55:05,061 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:55:05,061 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1763575079] [2020-10-25 20:55:05,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:55:05,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:55:05,579 INFO L134 CoverageAnalysis]: Checked inductivity of 500 backedges. 376 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2020-10-25 20:55:05,579 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1763575079] [2020-10-25 20:55:05,580 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:55:05,580 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-25 20:55:05,580 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2083329352] [2020-10-25 20:55:05,581 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 20:55:05,582 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:55:05,582 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 20:55:05,583 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:55:05,583 INFO L87 Difference]: Start difference. First operand 3294 states and 3480 transitions. Second operand 3 states. [2020-10-25 20:55:07,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:55:07,378 INFO L93 Difference]: Finished difference Result 7902 states and 8408 transitions. [2020-10-25 20:55:07,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 20:55:07,380 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 525 [2020-10-25 20:55:07,381 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:55:07,403 INFO L225 Difference]: With dead ends: 7902 [2020-10-25 20:55:07,403 INFO L226 Difference]: Without dead ends: 4939 [2020-10-25 20:55:07,409 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:55:07,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4939 states. [2020-10-25 20:55:07,493 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4939 to 4610. [2020-10-25 20:55:07,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4610 states. [2020-10-25 20:55:07,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4610 states to 4610 states and 4822 transitions. [2020-10-25 20:55:07,504 INFO L78 Accepts]: Start accepts. Automaton has 4610 states and 4822 transitions. Word has length 525 [2020-10-25 20:55:07,505 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:55:07,505 INFO L481 AbstractCegarLoop]: Abstraction has 4610 states and 4822 transitions. [2020-10-25 20:55:07,506 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 20:55:07,506 INFO L276 IsEmpty]: Start isEmpty. Operand 4610 states and 4822 transitions. [2020-10-25 20:55:07,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 560 [2020-10-25 20:55:07,513 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:55:07,514 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 20:55:07,514 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-25 20:55:07,515 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:55:07,515 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:55:07,515 INFO L82 PathProgramCache]: Analyzing trace with hash -9326271, now seen corresponding path program 1 times [2020-10-25 20:55:07,516 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:55:07,516 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1688329657] [2020-10-25 20:55:07,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:55:07,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:55:08,091 INFO L134 CoverageAnalysis]: Checked inductivity of 534 backedges. 482 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2020-10-25 20:55:08,092 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1688329657] [2020-10-25 20:55:08,092 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:55:08,092 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-25 20:55:08,092 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1425292018] [2020-10-25 20:55:08,093 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 20:55:08,094 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:55:08,094 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 20:55:08,095 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:55:08,095 INFO L87 Difference]: Start difference. First operand 4610 states and 4822 transitions. Second operand 3 states. [2020-10-25 20:55:09,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:55:09,975 INFO L93 Difference]: Finished difference Result 10534 states and 11092 transitions. [2020-10-25 20:55:09,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 20:55:09,976 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 559 [2020-10-25 20:55:09,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:55:09,998 INFO L225 Difference]: With dead ends: 10534 [2020-10-25 20:55:09,999 INFO L226 Difference]: Without dead ends: 5926 [2020-10-25 20:55:10,004 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:55:10,011 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5926 states. [2020-10-25 20:55:10,093 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5926 to 5926. [2020-10-25 20:55:10,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5926 states. [2020-10-25 20:55:10,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5926 states to 5926 states and 6170 transitions. [2020-10-25 20:55:10,106 INFO L78 Accepts]: Start accepts. Automaton has 5926 states and 6170 transitions. Word has length 559 [2020-10-25 20:55:10,107 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:55:10,107 INFO L481 AbstractCegarLoop]: Abstraction has 5926 states and 6170 transitions. [2020-10-25 20:55:10,107 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 20:55:10,107 INFO L276 IsEmpty]: Start isEmpty. Operand 5926 states and 6170 transitions. [2020-10-25 20:55:10,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 719 [2020-10-25 20:55:10,117 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:55:10,117 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-25 20:55:10,118 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-25 20:55:10,118 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:55:10,119 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:55:10,119 INFO L82 PathProgramCache]: Analyzing trace with hash -1252092942, now seen corresponding path program 1 times [2020-10-25 20:55:10,119 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:55:10,120 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1068847232] [2020-10-25 20:55:10,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:55:10,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:55:10,889 INFO L134 CoverageAnalysis]: Checked inductivity of 864 backedges. 493 proven. 0 refuted. 0 times theorem prover too weak. 371 trivial. 0 not checked. [2020-10-25 20:55:10,889 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1068847232] [2020-10-25 20:55:10,889 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:55:10,890 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-25 20:55:10,890 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [691050316] [2020-10-25 20:55:10,891 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 20:55:10,891 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:55:10,892 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 20:55:10,892 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:55:10,892 INFO L87 Difference]: Start difference. First operand 5926 states and 6170 transitions. Second operand 3 states. [2020-10-25 20:55:12,786 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:55:12,786 INFO L93 Difference]: Finished difference Result 13166 states and 13784 transitions. [2020-10-25 20:55:12,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 20:55:12,792 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 718 [2020-10-25 20:55:12,793 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:55:12,821 INFO L225 Difference]: With dead ends: 13166 [2020-10-25 20:55:12,822 INFO L226 Difference]: Without dead ends: 7242 [2020-10-25 20:55:12,831 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:55:12,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7242 states. [2020-10-25 20:55:12,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7242 to 7242. [2020-10-25 20:55:12,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7242 states. [2020-10-25 20:55:12,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7242 states to 7242 states and 7507 transitions. [2020-10-25 20:55:12,952 INFO L78 Accepts]: Start accepts. Automaton has 7242 states and 7507 transitions. Word has length 718 [2020-10-25 20:55:12,954 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:55:12,954 INFO L481 AbstractCegarLoop]: Abstraction has 7242 states and 7507 transitions. [2020-10-25 20:55:12,954 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 20:55:12,954 INFO L276 IsEmpty]: Start isEmpty. Operand 7242 states and 7507 transitions. [2020-10-25 20:55:12,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 720 [2020-10-25 20:55:12,965 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:55:12,966 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-25 20:55:12,966 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-25 20:55:12,966 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:55:12,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:55:12,967 INFO L82 PathProgramCache]: Analyzing trace with hash -671254363, now seen corresponding path program 1 times [2020-10-25 20:55:12,968 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:55:12,968 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [15569289] [2020-10-25 20:55:12,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:55:13,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:55:14,498 INFO L134 CoverageAnalysis]: Checked inductivity of 867 backedges. 156 proven. 468 refuted. 0 times theorem prover too weak. 243 trivial. 0 not checked. [2020-10-25 20:55:14,499 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [15569289] [2020-10-25 20:55:14,500 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [215983693] [2020-10-25 20:55:14,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-25 20:55:14,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:55:14,770 INFO L263 TraceCheckSpWp]: Trace formula consists of 881 conjuncts, 2 conjunts are in the unsatisfiable core [2020-10-25 20:55:14,813 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-25 20:55:15,350 INFO L134 CoverageAnalysis]: Checked inductivity of 867 backedges. 207 proven. 0 refuted. 0 times theorem prover too weak. 660 trivial. 0 not checked. [2020-10-25 20:55:15,351 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-10-25 20:55:15,352 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2020-10-25 20:55:15,352 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1965479203] [2020-10-25 20:55:15,353 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 20:55:15,353 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:55:15,354 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 20:55:15,354 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-25 20:55:15,354 INFO L87 Difference]: Start difference. First operand 7242 states and 7507 transitions. Second operand 3 states. [2020-10-25 20:55:17,169 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:55:17,171 INFO L93 Difference]: Finished difference Result 14153 states and 14681 transitions. [2020-10-25 20:55:17,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 20:55:17,172 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 719 [2020-10-25 20:55:17,173 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:55:17,204 INFO L225 Difference]: With dead ends: 14153 [2020-10-25 20:55:17,204 INFO L226 Difference]: Without dead ends: 7242 [2020-10-25 20:55:17,213 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 723 GetRequests, 719 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-25 20:55:17,223 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7242 states. [2020-10-25 20:55:17,341 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7242 to 7242. [2020-10-25 20:55:17,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7242 states. [2020-10-25 20:55:17,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7242 states to 7242 states and 7474 transitions. [2020-10-25 20:55:17,361 INFO L78 Accepts]: Start accepts. Automaton has 7242 states and 7474 transitions. Word has length 719 [2020-10-25 20:55:17,363 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:55:17,363 INFO L481 AbstractCegarLoop]: Abstraction has 7242 states and 7474 transitions. [2020-10-25 20:55:17,363 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 20:55:17,363 INFO L276 IsEmpty]: Start isEmpty. Operand 7242 states and 7474 transitions. [2020-10-25 20:55:17,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1148 [2020-10-25 20:55:17,393 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:55:17,396 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 20:55:17,609 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2020-10-25 20:55:17,610 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:55:17,611 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:55:17,612 INFO L82 PathProgramCache]: Analyzing trace with hash 1288652754, now seen corresponding path program 1 times [2020-10-25 20:55:17,612 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:55:17,612 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [903446754] [2020-10-25 20:55:17,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:55:17,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:55:19,783 INFO L134 CoverageAnalysis]: Checked inductivity of 2139 backedges. 1464 proven. 0 refuted. 0 times theorem prover too weak. 675 trivial. 0 not checked. [2020-10-25 20:55:19,784 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [903446754] [2020-10-25 20:55:19,784 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:55:19,785 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-25 20:55:19,785 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1747572410] [2020-10-25 20:55:19,786 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-25 20:55:19,787 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:55:19,787 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-25 20:55:19,787 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-25 20:55:19,788 INFO L87 Difference]: Start difference. First operand 7242 states and 7474 transitions. Second operand 4 states. [2020-10-25 20:55:22,349 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:55:22,349 INFO L93 Difference]: Finished difference Result 14173 states and 14635 transitions. [2020-10-25 20:55:22,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-25 20:55:22,350 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 1147 [2020-10-25 20:55:22,353 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:55:22,368 INFO L225 Difference]: With dead ends: 14173 [2020-10-25 20:55:22,368 INFO L226 Difference]: Without dead ends: 7262 [2020-10-25 20:55:22,377 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-25 20:55:22,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7262 states. [2020-10-25 20:55:22,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7262 to 7242. [2020-10-25 20:55:22,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7242 states. [2020-10-25 20:55:22,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7242 states to 7242 states and 7472 transitions. [2020-10-25 20:55:22,515 INFO L78 Accepts]: Start accepts. Automaton has 7242 states and 7472 transitions. Word has length 1147 [2020-10-25 20:55:22,517 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:55:22,517 INFO L481 AbstractCegarLoop]: Abstraction has 7242 states and 7472 transitions. [2020-10-25 20:55:22,517 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-25 20:55:22,517 INFO L276 IsEmpty]: Start isEmpty. Operand 7242 states and 7472 transitions. [2020-10-25 20:55:22,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1318 [2020-10-25 20:55:22,544 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:55:22,545 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 20:55:22,545 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-25 20:55:22,546 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:55:22,546 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:55:22,547 INFO L82 PathProgramCache]: Analyzing trace with hash -2130951821, now seen corresponding path program 1 times [2020-10-25 20:55:22,547 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:55:22,547 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1798645079] [2020-10-25 20:55:22,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:55:22,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:55:24,000 INFO L134 CoverageAnalysis]: Checked inductivity of 3171 backedges. 1119 proven. 0 refuted. 0 times theorem prover too weak. 2052 trivial. 0 not checked. [2020-10-25 20:55:24,001 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1798645079] [2020-10-25 20:55:24,001 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:55:24,001 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-25 20:55:24,001 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1615466023] [2020-10-25 20:55:24,002 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 20:55:24,003 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:55:24,003 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 20:55:24,003 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:55:24,003 INFO L87 Difference]: Start difference. First operand 7242 states and 7472 transitions. Second operand 3 states. [2020-10-25 20:55:25,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:55:25,961 INFO L93 Difference]: Finished difference Result 16127 states and 16647 transitions. [2020-10-25 20:55:25,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 20:55:25,963 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1317 [2020-10-25 20:55:25,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:55:25,982 INFO L225 Difference]: With dead ends: 16127 [2020-10-25 20:55:25,982 INFO L226 Difference]: Without dead ends: 7900 [2020-10-25 20:55:25,993 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:55:26,004 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7900 states. [2020-10-25 20:55:26,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7900 to 7900. [2020-10-25 20:55:26,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7900 states. [2020-10-25 20:55:26,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7900 states to 7900 states and 8114 transitions. [2020-10-25 20:55:26,118 INFO L78 Accepts]: Start accepts. Automaton has 7900 states and 8114 transitions. Word has length 1317 [2020-10-25 20:55:26,120 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:55:26,120 INFO L481 AbstractCegarLoop]: Abstraction has 7900 states and 8114 transitions. [2020-10-25 20:55:26,120 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 20:55:26,120 INFO L276 IsEmpty]: Start isEmpty. Operand 7900 states and 8114 transitions. [2020-10-25 20:55:26,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1348 [2020-10-25 20:55:26,151 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:55:26,152 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-10-25 20:55:26,153 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-25 20:55:26,153 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:55:26,153 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:55:26,154 INFO L82 PathProgramCache]: Analyzing trace with hash -405623160, now seen corresponding path program 1 times [2020-10-25 20:55:26,154 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:55:26,155 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1393807062] [2020-10-25 20:55:26,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:55:26,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:55:27,722 INFO L134 CoverageAnalysis]: Checked inductivity of 3849 backedges. 2407 proven. 0 refuted. 0 times theorem prover too weak. 1442 trivial. 0 not checked. [2020-10-25 20:55:27,723 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1393807062] [2020-10-25 20:55:27,723 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:55:27,723 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-25 20:55:27,723 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [531999810] [2020-10-25 20:55:27,724 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 20:55:27,724 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:55:27,725 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 20:55:27,725 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:55:27,725 INFO L87 Difference]: Start difference. First operand 7900 states and 8114 transitions. Second operand 3 states. [2020-10-25 20:55:29,607 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:55:29,607 INFO L93 Difference]: Finished difference Result 16456 states and 16897 transitions. [2020-10-25 20:55:29,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 20:55:29,608 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1347 [2020-10-25 20:55:29,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:55:29,671 INFO L225 Difference]: With dead ends: 16456 [2020-10-25 20:55:29,672 INFO L226 Difference]: Without dead ends: 8887 [2020-10-25 20:55:29,682 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:55:29,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8887 states. [2020-10-25 20:55:29,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8887 to 8887. [2020-10-25 20:55:29,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8887 states. [2020-10-25 20:55:29,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8887 states to 8887 states and 9108 transitions. [2020-10-25 20:55:29,849 INFO L78 Accepts]: Start accepts. Automaton has 8887 states and 9108 transitions. Word has length 1347 [2020-10-25 20:55:29,850 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:55:29,850 INFO L481 AbstractCegarLoop]: Abstraction has 8887 states and 9108 transitions. [2020-10-25 20:55:29,850 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 20:55:29,851 INFO L276 IsEmpty]: Start isEmpty. Operand 8887 states and 9108 transitions. [2020-10-25 20:55:29,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1366 [2020-10-25 20:55:29,892 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:55:29,893 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 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] [2020-10-25 20:55:29,894 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-25 20:55:29,894 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:55:29,894 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:55:29,895 INFO L82 PathProgramCache]: Analyzing trace with hash -1120677507, now seen corresponding path program 1 times [2020-10-25 20:55:29,895 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:55:29,896 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1005715157] [2020-10-25 20:55:29,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:55:30,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:55:31,435 INFO L134 CoverageAnalysis]: Checked inductivity of 3858 backedges. 415 proven. 0 refuted. 0 times theorem prover too weak. 3443 trivial. 0 not checked. [2020-10-25 20:55:31,436 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1005715157] [2020-10-25 20:55:31,436 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:55:31,436 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-25 20:55:31,436 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1830157230] [2020-10-25 20:55:31,437 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 20:55:31,438 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:55:31,439 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 20:55:31,439 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:55:31,440 INFO L87 Difference]: Start difference. First operand 8887 states and 9108 transitions. Second operand 3 states. [2020-10-25 20:55:32,556 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:55:32,557 INFO L93 Difference]: Finished difference Result 9223 states and 9444 transitions. [2020-10-25 20:55:32,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 20:55:32,558 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1365 [2020-10-25 20:55:32,559 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:55:32,574 INFO L225 Difference]: With dead ends: 9223 [2020-10-25 20:55:32,575 INFO L226 Difference]: Without dead ends: 8887 [2020-10-25 20:55:32,579 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:55:32,588 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8887 states. [2020-10-25 20:55:32,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8887 to 8887. [2020-10-25 20:55:32,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8887 states. [2020-10-25 20:55:32,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8887 states to 8887 states and 9107 transitions. [2020-10-25 20:55:32,695 INFO L78 Accepts]: Start accepts. Automaton has 8887 states and 9107 transitions. Word has length 1365 [2020-10-25 20:55:32,697 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:55:32,697 INFO L481 AbstractCegarLoop]: Abstraction has 8887 states and 9107 transitions. [2020-10-25 20:55:32,697 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 20:55:32,697 INFO L276 IsEmpty]: Start isEmpty. Operand 8887 states and 9107 transitions. [2020-10-25 20:55:32,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1518 [2020-10-25 20:55:32,729 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:55:32,731 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-10-25 20:55:32,731 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-25 20:55:32,731 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:55:32,732 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:55:32,732 INFO L82 PathProgramCache]: Analyzing trace with hash -303961792, now seen corresponding path program 1 times [2020-10-25 20:55:32,733 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:55:32,733 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [820801257] [2020-10-25 20:55:32,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:55:32,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:55:34,831 INFO L134 CoverageAnalysis]: Checked inductivity of 4161 backedges. 415 proven. 0 refuted. 0 times theorem prover too weak. 3746 trivial. 0 not checked. [2020-10-25 20:55:34,831 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [820801257] [2020-10-25 20:55:34,831 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:55:34,832 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-25 20:55:34,832 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1232892687] [2020-10-25 20:55:34,839 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 20:55:34,840 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:55:34,840 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 20:55:34,841 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:55:34,841 INFO L87 Difference]: Start difference. First operand 8887 states and 9107 transitions. Second operand 3 states. [2020-10-25 20:55:36,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:55:36,995 INFO L93 Difference]: Finished difference Result 22707 states and 23280 transitions. [2020-10-25 20:55:36,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 20:55:36,996 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1517 [2020-10-25 20:55:36,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:55:37,022 INFO L225 Difference]: With dead ends: 22707 [2020-10-25 20:55:37,023 INFO L226 Difference]: Without dead ends: 13822 [2020-10-25 20:55:37,034 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:55:37,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13822 states. [2020-10-25 20:55:37,184 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13822 to 10861. [2020-10-25 20:55:37,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10861 states. [2020-10-25 20:55:37,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10861 states to 10861 states and 11135 transitions. [2020-10-25 20:55:37,202 INFO L78 Accepts]: Start accepts. Automaton has 10861 states and 11135 transitions. Word has length 1517 [2020-10-25 20:55:37,203 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:55:37,204 INFO L481 AbstractCegarLoop]: Abstraction has 10861 states and 11135 transitions. [2020-10-25 20:55:37,204 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 20:55:37,204 INFO L276 IsEmpty]: Start isEmpty. Operand 10861 states and 11135 transitions. [2020-10-25 20:55:37,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1786 [2020-10-25 20:55:37,249 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:55:37,250 INFO L422 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 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, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 20:55:37,251 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-10-25 20:55:37,251 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:55:37,251 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:55:37,252 INFO L82 PathProgramCache]: Analyzing trace with hash 1789998331, now seen corresponding path program 1 times [2020-10-25 20:55:37,252 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:55:37,253 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2065158624] [2020-10-25 20:55:37,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:55:37,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:55:40,439 INFO L134 CoverageAnalysis]: Checked inductivity of 6570 backedges. 1951 proven. 726 refuted. 0 times theorem prover too weak. 3893 trivial. 0 not checked. [2020-10-25 20:55:40,441 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2065158624] [2020-10-25 20:55:40,441 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1475705969] [2020-10-25 20:55:40,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-25 20:55:40,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:55:40,995 INFO L263 TraceCheckSpWp]: Trace formula consists of 2095 conjuncts, 2 conjunts are in the unsatisfiable core [2020-10-25 20:55:41,016 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-25 20:55:42,779 INFO L134 CoverageAnalysis]: Checked inductivity of 6570 backedges. 1685 proven. 0 refuted. 0 times theorem prover too weak. 4885 trivial. 0 not checked. [2020-10-25 20:55:42,780 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-10-25 20:55:42,780 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2020-10-25 20:55:42,782 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [868006409] [2020-10-25 20:55:42,783 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 20:55:42,783 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:55:42,784 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 20:55:42,784 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-25 20:55:42,784 INFO L87 Difference]: Start difference. First operand 10861 states and 11135 transitions. Second operand 3 states. [2020-10-25 20:55:44,771 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:55:44,771 INFO L93 Difference]: Finished difference Result 21389 states and 21936 transitions. [2020-10-25 20:55:44,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 20:55:44,773 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1785 [2020-10-25 20:55:44,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:55:44,776 INFO L225 Difference]: With dead ends: 21389 [2020-10-25 20:55:44,776 INFO L226 Difference]: Without dead ends: 0 [2020-10-25 20:55:44,788 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 1790 GetRequests, 1787 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-25 20:55:44,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-25 20:55:44,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-25 20:55:44,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-25 20:55:44,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-25 20:55:44,790 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1785 [2020-10-25 20:55:44,790 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:55:44,790 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-25 20:55:44,790 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 20:55:44,791 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-25 20:55:44,791 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-25 20:55:44,998 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2020-10-25 20:55:45,002 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-25 20:55:45,626 WARN L193 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 46 [2020-10-25 20:55:46,013 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 52 [2020-10-25 20:55:46,402 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 46 [2020-10-25 20:55:46,408 INFO L274 CegarLoopResult]: For program point L1555(lines 1555 1765) no Hoare annotation was computed. [2020-10-25 20:55:46,408 INFO L274 CegarLoopResult]: For program point L168(line 168) no Hoare annotation was computed. [2020-10-25 20:55:46,408 INFO L274 CegarLoopResult]: For program point L102(line 102) no Hoare annotation was computed. [2020-10-25 20:55:46,408 INFO L274 CegarLoopResult]: For program point L36(line 36) no Hoare annotation was computed. [2020-10-25 20:55:46,408 INFO L274 CegarLoopResult]: For program point L1027(lines 1027 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,408 INFO L274 CegarLoopResult]: For program point L1754(lines 1754 1765) no Hoare annotation was computed. [2020-10-25 20:55:46,408 INFO L274 CegarLoopResult]: For program point L1424(lines 1424 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,408 INFO L274 CegarLoopResult]: For program point L1094(lines 1094 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,408 INFO L274 CegarLoopResult]: For program point L896(lines 896 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,409 INFO L274 CegarLoopResult]: For program point L830(lines 830 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,409 INFO L274 CegarLoopResult]: For program point L698(lines 698 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,409 INFO L274 CegarLoopResult]: For program point L1689(lines 1689 1765) no Hoare annotation was computed. [2020-10-25 20:55:46,409 INFO L274 CegarLoopResult]: For program point L1293(lines 1293 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,409 INFO L274 CegarLoopResult]: For program point L170-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:55:46,410 INFO L274 CegarLoopResult]: For program point L104-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:55:46,410 INFO L274 CegarLoopResult]: For program point L38-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:55:46,410 INFO L274 CegarLoopResult]: For program point L963(lines 963 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,410 INFO L274 CegarLoopResult]: For program point L765(lines 765 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,410 INFO L274 CegarLoopResult]: For program point L633(lines 633 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,410 INFO L274 CegarLoopResult]: For program point L1624(lines 1624 1765) no Hoare annotation was computed. [2020-10-25 20:55:46,410 INFO L274 CegarLoopResult]: For program point L369(lines 369 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,411 INFO L274 CegarLoopResult]: For program point L1360(lines 1360 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,411 INFO L274 CegarLoopResult]: For program point L237(lines 237 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,411 INFO L274 CegarLoopResult]: For program point L171(line 171) no Hoare annotation was computed. [2020-10-25 20:55:46,411 INFO L274 CegarLoopResult]: For program point L1162(lines 1162 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,411 INFO L274 CegarLoopResult]: For program point L105(line 105) no Hoare annotation was computed. [2020-10-25 20:55:46,411 INFO L274 CegarLoopResult]: For program point L39(line 39) no Hoare annotation was computed. [2020-10-25 20:55:46,412 INFO L270 CegarLoopResult]: At program point L1493(lines 25 1494) the Hoare annotation is: (let ((.cse2 (<= 9 ~a12~0)) (.cse4 (<= ~a15~0 3)) (.cse3 (<= 0 (+ ~a18~0 151))) (.cse5 (= ~a12~0 8)) (.cse1 (<= ~a16~0 8)) (.cse0 (<= ~a16~0 11)) (.cse7 (<= ~a12~0 5)) (.cse6 (not (= ~a16~0 8)))) (or (= ~a16~0 9) (and (= ~a15~0 4) .cse0 (= 5 ~a12~0)) (and .cse1 .cse2 .cse3) (and .cse4 .cse2) (and .cse5 .cse1 .cse3) (and (<= 4 ~a15~0) (= 7 ~a12~0) .cse1) (and .cse0 .cse6 .cse4) (and .cse5 .cse4) (and .cse7 .cse4) (and .cse4 .cse3) (and (= ~a12~0 6) .cse0) (and .cse5 (<= (+ ~a18~0 156) 0) .cse1) (and .cse0 .cse7 .cse6))) [2020-10-25 20:55:46,412 INFO L274 CegarLoopResult]: For program point L436(lines 436 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,412 INFO L274 CegarLoopResult]: For program point L1229(lines 1229 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,412 INFO L274 CegarLoopResult]: For program point L569(lines 569 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,413 INFO L274 CegarLoopResult]: For program point L503(lines 503 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,413 INFO L274 CegarLoopResult]: For program point L305(lines 305 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,413 INFO L274 CegarLoopResult]: For program point L173-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:55:46,413 INFO L274 CegarLoopResult]: For program point L107-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:55:46,413 INFO L274 CegarLoopResult]: For program point L41-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:55:46,413 INFO L274 CegarLoopResult]: For program point L1759(lines 1759 1765) no Hoare annotation was computed. [2020-10-25 20:55:46,414 INFO L274 CegarLoopResult]: For program point L1561(lines 1561 1765) no Hoare annotation was computed. [2020-10-25 20:55:46,414 INFO L274 CegarLoopResult]: For program point L174(line 174) no Hoare annotation was computed. [2020-10-25 20:55:46,414 INFO L274 CegarLoopResult]: For program point L108(line 108) no Hoare annotation was computed. [2020-10-25 20:55:46,414 INFO L274 CegarLoopResult]: For program point L1099(lines 1099 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,414 INFO L274 CegarLoopResult]: For program point L42(line 42) no Hoare annotation was computed. [2020-10-25 20:55:46,414 INFO L274 CegarLoopResult]: For program point L1033(lines 1033 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,414 INFO L274 CegarLoopResult]: For program point L901(lines 901 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,414 INFO L274 CegarLoopResult]: For program point L1430(lines 1430 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,414 INFO L274 CegarLoopResult]: For program point L836(lines 836 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,414 INFO L274 CegarLoopResult]: For program point L1695(lines 1695 1765) no Hoare annotation was computed. [2020-10-25 20:55:46,414 INFO L274 CegarLoopResult]: For program point L638(lines 638 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,414 INFO L274 CegarLoopResult]: For program point L1299(lines 1299 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,415 INFO L274 CegarLoopResult]: For program point L242(lines 242 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,415 INFO L274 CegarLoopResult]: For program point L176-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:55:46,415 INFO L274 CegarLoopResult]: For program point L110-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:55:46,415 INFO L274 CegarLoopResult]: For program point L44-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:55:46,415 INFO L274 CegarLoopResult]: For program point L969(lines 969 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,415 INFO L274 CegarLoopResult]: For program point L771(lines 771 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,415 INFO L274 CegarLoopResult]: For program point L705(lines 705 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,416 INFO L274 CegarLoopResult]: For program point L1630(lines 1630 1765) no Hoare annotation was computed. [2020-10-25 20:55:46,416 INFO L274 CegarLoopResult]: For program point L375(lines 375 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,416 INFO L274 CegarLoopResult]: For program point L1366(lines 1366 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,416 INFO L274 CegarLoopResult]: For program point L177(line 177) no Hoare annotation was computed. [2020-10-25 20:55:46,416 INFO L274 CegarLoopResult]: For program point L1168(lines 1168 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,416 INFO L274 CegarLoopResult]: For program point L111(line 111) no Hoare annotation was computed. [2020-10-25 20:55:46,416 INFO L274 CegarLoopResult]: For program point L45(line 45) no Hoare annotation was computed. [2020-10-25 20:55:46,416 INFO L274 CegarLoopResult]: For program point L1499(lines 1499 1765) no Hoare annotation was computed. [2020-10-25 20:55:46,416 INFO L274 CegarLoopResult]: For program point L442(lines 442 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,416 INFO L274 CegarLoopResult]: For program point L575(lines 575 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,416 INFO L274 CegarLoopResult]: For program point L311(lines 311 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,416 INFO L274 CegarLoopResult]: For program point L1236(lines 1236 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,416 INFO L274 CegarLoopResult]: For program point L179-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:55:46,417 INFO L274 CegarLoopResult]: For program point L113-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:55:46,417 INFO L274 CegarLoopResult]: For program point L47-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:55:46,417 INFO L274 CegarLoopResult]: For program point L1038(lines 1038 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,417 INFO L274 CegarLoopResult]: For program point L708(lines 708 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,417 INFO L274 CegarLoopResult]: For program point L510(lines 510 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,417 INFO L274 CegarLoopResult]: For program point L180(line 180) no Hoare annotation was computed. [2020-10-25 20:55:46,417 INFO L274 CegarLoopResult]: For program point L114(line 114) no Hoare annotation was computed. [2020-10-25 20:55:46,417 INFO L274 CegarLoopResult]: For program point L1105(lines 1105 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,417 INFO L274 CegarLoopResult]: For program point L48(line 48) no Hoare annotation was computed. [2020-10-25 20:55:46,417 INFO L274 CegarLoopResult]: For program point L907(lines 907 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,418 INFO L270 CegarLoopResult]: At program point L1766(lines 1496 1767) the Hoare annotation is: (let ((.cse1 (<= 9 ~a12~0)) (.cse3 (<= ~a15~0 3)) (.cse2 (<= 0 (+ ~a18~0 151))) (.cse4 (= ~a12~0 8)) (.cse0 (<= ~a16~0 8)) (.cse5 (<= ~a16~0 11)) (.cse7 (<= ~a12~0 5)) (.cse6 (not (= ~a16~0 8)))) (or (= ~a16~0 9) (and .cse0 .cse1 .cse2) (and .cse3 .cse1) (and .cse4 .cse0 .cse2) (and (or (<= ~a18~0 134) (not (= 3 ULTIMATE.start_calculate_output_~input))) (= ~a15~0 4) .cse5 (= 5 ~a12~0)) (and (<= 4 ~a15~0) (= 7 ~a12~0) .cse0) (and .cse5 .cse6 .cse3) (and .cse4 .cse3) (and .cse7 .cse3) (and .cse3 .cse2) (and (= ~a12~0 6) .cse5) (and .cse4 (<= (+ ~a18~0 156) 0) .cse0) (and .cse5 .cse7 .cse6))) [2020-10-25 20:55:46,418 INFO L274 CegarLoopResult]: For program point L643(lines 643 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,418 INFO L274 CegarLoopResult]: For program point L1568(lines 1568 1765) no Hoare annotation was computed. [2020-10-25 20:55:46,418 INFO L274 CegarLoopResult]: For program point L445(lines 445 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,418 INFO L274 CegarLoopResult]: For program point L1436(lines 1436 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,418 INFO L274 CegarLoopResult]: For program point L842(lines 842 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,418 INFO L274 CegarLoopResult]: For program point L1701(lines 1701 1765) no Hoare annotation was computed. [2020-10-25 20:55:46,419 INFO L274 CegarLoopResult]: For program point L1635(lines 1635 1765) no Hoare annotation was computed. [2020-10-25 20:55:46,419 INFO L274 CegarLoopResult]: For program point L1305(lines 1305 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,419 INFO L274 CegarLoopResult]: For program point L248(lines 248 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,419 INFO L274 CegarLoopResult]: For program point L182-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:55:46,419 INFO L274 CegarLoopResult]: For program point L116-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:55:46,419 INFO L274 CegarLoopResult]: For program point L50-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:55:46,419 INFO L274 CegarLoopResult]: For program point L777(lines 777 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,419 INFO L274 CegarLoopResult]: For program point L1372(lines 1372 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,419 INFO L274 CegarLoopResult]: For program point L183(line 183) no Hoare annotation was computed. [2020-10-25 20:55:46,419 INFO L274 CegarLoopResult]: For program point L1174(lines 1174 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,420 INFO L274 CegarLoopResult]: For program point L117(line 117) no Hoare annotation was computed. [2020-10-25 20:55:46,420 INFO L274 CegarLoopResult]: For program point L51(line 51) no Hoare annotation was computed. [2020-10-25 20:55:46,420 INFO L274 CegarLoopResult]: For program point L976(lines 976 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,420 INFO L277 CegarLoopResult]: At program point L1769(lines 1769 1785) the Hoare annotation is: true [2020-10-25 20:55:46,420 INFO L274 CegarLoopResult]: For program point L580(lines 580 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,420 INFO L274 CegarLoopResult]: For program point L1505(lines 1505 1765) no Hoare annotation was computed. [2020-10-25 20:55:46,420 INFO L274 CegarLoopResult]: For program point L382(lines 382 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,420 INFO L274 CegarLoopResult]: For program point L317(lines 317 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,420 INFO L274 CegarLoopResult]: For program point L185-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:55:46,420 INFO L274 CegarLoopResult]: For program point L119-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:55:46,420 INFO L274 CegarLoopResult]: For program point L53-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:55:46,420 INFO L274 CegarLoopResult]: For program point L1044(lines 1044 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,420 INFO L274 CegarLoopResult]: For program point L780(lines 780 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,421 INFO L274 CegarLoopResult]: For program point L714(lines 714 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,421 INFO L274 CegarLoopResult]: For program point L1243(lines 1243 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,421 INFO L274 CegarLoopResult]: For program point L186(line 186) no Hoare annotation was computed. [2020-10-25 20:55:46,421 INFO L274 CegarLoopResult]: For program point L1177(lines 1177 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,421 INFO L274 CegarLoopResult]: For program point L120(line 120) no Hoare annotation was computed. [2020-10-25 20:55:46,421 INFO L274 CegarLoopResult]: For program point L1111(lines 1111 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,421 INFO L274 CegarLoopResult]: For program point L54(line 54) no Hoare annotation was computed. [2020-10-25 20:55:46,421 INFO L274 CegarLoopResult]: For program point L1706(lines 1706 1765) no Hoare annotation was computed. [2020-10-25 20:55:46,421 INFO L274 CegarLoopResult]: For program point L1640(lines 1640 1765) no Hoare annotation was computed. [2020-10-25 20:55:46,421 INFO L274 CegarLoopResult]: For program point L517(lines 517 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,422 INFO L274 CegarLoopResult]: For program point L451(lines 451 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,422 INFO L274 CegarLoopResult]: For program point L1442(lines 1442 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,422 INFO L274 CegarLoopResult]: For program point L914(lines 914 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,422 INFO L274 CegarLoopResult]: For program point L848(lines 848 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,422 INFO L274 CegarLoopResult]: For program point L650(lines 650 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,422 INFO L274 CegarLoopResult]: For program point L1575(lines 1575 1765) no Hoare annotation was computed. [2020-10-25 20:55:46,422 INFO L274 CegarLoopResult]: For program point L1377(lines 1377 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,422 INFO L274 CegarLoopResult]: For program point L1311(lines 1311 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,422 INFO L274 CegarLoopResult]: For program point L254(lines 254 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,422 INFO L274 CegarLoopResult]: For program point L188-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:55:46,422 INFO L274 CegarLoopResult]: For program point L122-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:55:46,422 INFO L274 CegarLoopResult]: For program point L56-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:55:46,422 INFO L274 CegarLoopResult]: For program point L981(lines 981 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,423 INFO L274 CegarLoopResult]: For program point L189(line 189) no Hoare annotation was computed. [2020-10-25 20:55:46,423 INFO L274 CegarLoopResult]: For program point L123(line 123) no Hoare annotation was computed. [2020-10-25 20:55:46,423 INFO L274 CegarLoopResult]: For program point L57(line 57) no Hoare annotation was computed. [2020-10-25 20:55:46,423 INFO L270 CegarLoopResult]: At program point L1775-2(lines 1775 1784) the Hoare annotation is: (let ((.cse2 (<= 9 ~a12~0)) (.cse4 (<= ~a15~0 3)) (.cse3 (<= 0 (+ ~a18~0 151))) (.cse5 (= ~a12~0 8)) (.cse1 (<= ~a16~0 8)) (.cse0 (<= ~a16~0 11)) (.cse7 (<= ~a12~0 5)) (.cse6 (not (= ~a16~0 8)))) (or (= ~a16~0 9) (and (= ~a15~0 4) .cse0 (= 5 ~a12~0)) (and .cse1 .cse2 .cse3) (and .cse4 .cse2) (and .cse5 .cse1 .cse3) (and (<= 4 ~a15~0) (= 7 ~a12~0) .cse1) (and .cse0 .cse6 .cse4) (and .cse5 .cse4) (and .cse7 .cse4) (and .cse4 .cse3) (and (= ~a12~0 6) .cse0) (and .cse5 (<= (+ ~a18~0 156) 0) .cse1) (and .cse0 .cse7 .cse6))) [2020-10-25 20:55:46,423 INFO L274 CegarLoopResult]: For program point L586(lines 586 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,423 INFO L274 CegarLoopResult]: For program point L388(lines 388 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,423 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-25 20:55:46,424 INFO L274 CegarLoopResult]: For program point L719(lines 719 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,424 INFO L274 CegarLoopResult]: For program point L1512(lines 1512 1765) no Hoare annotation was computed. [2020-10-25 20:55:46,424 INFO L274 CegarLoopResult]: For program point L323(lines 323 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,424 INFO L274 CegarLoopResult]: For program point L191-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:55:46,424 INFO L274 CegarLoopResult]: For program point L125-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:55:46,424 INFO L274 CegarLoopResult]: For program point L1116(lines 1116 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,425 INFO L274 CegarLoopResult]: For program point L59-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:55:46,425 INFO L274 CegarLoopResult]: For program point L1050(lines 1050 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,425 INFO L274 CegarLoopResult]: For program point L786(lines 786 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,425 INFO L274 CegarLoopResult]: For program point L1711(lines 1711 1765) no Hoare annotation was computed. [2020-10-25 20:55:46,425 INFO L274 CegarLoopResult]: For program point L456(lines 456 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,425 INFO L274 CegarLoopResult]: For program point L1249(lines 1249 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,426 INFO L274 CegarLoopResult]: For program point L192(line 192) no Hoare annotation was computed. [2020-10-25 20:55:46,426 INFO L274 CegarLoopResult]: For program point L1183(lines 1183 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,426 INFO L274 CegarLoopResult]: For program point L126(line 126) no Hoare annotation was computed. [2020-10-25 20:55:46,426 INFO L274 CegarLoopResult]: For program point L60(line 60) no Hoare annotation was computed. [2020-10-25 20:55:46,426 INFO L274 CegarLoopResult]: For program point L919(lines 919 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,426 INFO L274 CegarLoopResult]: For program point L853(lines 853 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,427 INFO L274 CegarLoopResult]: For program point L523(lines 523 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,427 INFO L274 CegarLoopResult]: For program point L1448(lines 1448 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,427 INFO L274 CegarLoopResult]: For program point L1316(lines 1316 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,427 INFO L274 CegarLoopResult]: For program point L259(lines 259 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,427 INFO L274 CegarLoopResult]: For program point L1647(lines 1647 1765) no Hoare annotation was computed. [2020-10-25 20:55:46,427 INFO L274 CegarLoopResult]: For program point L1581(lines 1581 1765) no Hoare annotation was computed. [2020-10-25 20:55:46,427 INFO L274 CegarLoopResult]: For program point L1383(lines 1383 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,428 INFO L274 CegarLoopResult]: For program point L194-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:55:46,428 INFO L274 CegarLoopResult]: For program point L128-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:55:46,428 INFO L274 CegarLoopResult]: For program point L62-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:55:46,428 INFO L274 CegarLoopResult]: For program point L1780(line 1780) no Hoare annotation was computed. [2020-10-25 20:55:46,428 INFO L274 CegarLoopResult]: For program point L657(lines 657 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,428 INFO L274 CegarLoopResult]: For program point L591(lines 591 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,429 INFO L274 CegarLoopResult]: For program point L459(lines 459 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,429 INFO L274 CegarLoopResult]: For program point L393(lines 393 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,429 INFO L274 CegarLoopResult]: For program point L1252(lines 1252 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,429 INFO L274 CegarLoopResult]: For program point L195(line 195) no Hoare annotation was computed. [2020-10-25 20:55:46,429 INFO L274 CegarLoopResult]: For program point L129(line 129) no Hoare annotation was computed. [2020-10-25 20:55:46,429 INFO L274 CegarLoopResult]: For program point L63(line 63) no Hoare annotation was computed. [2020-10-25 20:55:46,429 INFO L274 CegarLoopResult]: For program point L988(lines 988 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,430 INFO L274 CegarLoopResult]: For program point L1517(lines 1517 1765) no Hoare annotation was computed. [2020-10-25 20:55:46,430 INFO L274 CegarLoopResult]: For program point L1451(lines 1451 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,430 INFO L274 CegarLoopResult]: For program point L791(lines 791 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,430 INFO L274 CegarLoopResult]: For program point L725(lines 725 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,430 INFO L274 CegarLoopResult]: For program point L329(lines 329 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,430 INFO L274 CegarLoopResult]: For program point L197-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:55:46,431 INFO L274 CegarLoopResult]: For program point L131-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:55:46,431 INFO L274 CegarLoopResult]: For program point L1122(lines 1122 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,431 INFO L274 CegarLoopResult]: For program point L65-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:55:46,431 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-10-25 20:55:46,431 INFO L274 CegarLoopResult]: For program point L924(lines 924 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,431 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 5) no Hoare annotation was computed. [2020-10-25 20:55:46,432 INFO L274 CegarLoopResult]: For program point L1717(lines 1717 1765) no Hoare annotation was computed. [2020-10-25 20:55:46,432 INFO L274 CegarLoopResult]: For program point L264(lines 264 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,432 INFO L274 CegarLoopResult]: For program point L198(line 198) no Hoare annotation was computed. [2020-10-25 20:55:46,432 INFO L274 CegarLoopResult]: For program point L1189(lines 1189 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,432 INFO L274 CegarLoopResult]: For program point L132(line 132) no Hoare annotation was computed. [2020-10-25 20:55:46,432 INFO L274 CegarLoopResult]: For program point L66(line 66) no Hoare annotation was computed. [2020-10-25 20:55:46,432 INFO L274 CegarLoopResult]: For program point L1057(lines 1057 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,433 INFO L274 CegarLoopResult]: For program point L859(lines 859 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,433 INFO L274 CegarLoopResult]: For program point L529(lines 529 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,433 INFO L274 CegarLoopResult]: For program point L1388(lines 1388 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,433 INFO L274 CegarLoopResult]: For program point L1653(lines 1653 1765) no Hoare annotation was computed. [2020-10-25 20:55:46,433 INFO L274 CegarLoopResult]: For program point L596(lines 596 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,433 INFO L274 CegarLoopResult]: For program point L1587(lines 1587 1765) no Hoare annotation was computed. [2020-10-25 20:55:46,433 INFO L274 CegarLoopResult]: For program point L1323(lines 1323 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,434 INFO L274 CegarLoopResult]: For program point L200-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:55:46,434 INFO L274 CegarLoopResult]: For program point L134-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:55:46,434 INFO L274 CegarLoopResult]: For program point L68-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:55:46,434 INFO L274 CegarLoopResult]: For program point L663(lines 663 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,434 INFO L274 CegarLoopResult]: For program point L465(lines 465 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,434 INFO L274 CegarLoopResult]: For program point L1258(lines 1258 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,434 INFO L274 CegarLoopResult]: For program point L201(line 201) no Hoare annotation was computed. [2020-10-25 20:55:46,435 INFO L274 CegarLoopResult]: For program point L135(line 135) no Hoare annotation was computed. [2020-10-25 20:55:46,435 INFO L274 CegarLoopResult]: For program point L69(line 69) no Hoare annotation was computed. [2020-10-25 20:55:46,435 INFO L274 CegarLoopResult]: For program point L730(lines 730 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,435 INFO L274 CegarLoopResult]: For program point L1523(lines 1523 1765) no Hoare annotation was computed. [2020-10-25 20:55:46,435 INFO L274 CegarLoopResult]: For program point L400(lines 400 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,435 INFO L274 CegarLoopResult]: For program point L1127(lines 1127 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,435 INFO L274 CegarLoopResult]: For program point L995(lines 995 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,435 INFO L274 CegarLoopResult]: For program point L1458(lines 1458 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,435 INFO L274 CegarLoopResult]: For program point L335(lines 335 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,435 INFO L274 CegarLoopResult]: For program point L203-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:55:46,436 INFO L274 CegarLoopResult]: For program point L137-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:55:46,436 INFO L274 CegarLoopResult]: For program point L71-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:55:46,436 INFO L274 CegarLoopResult]: For program point L5(line 5) no Hoare annotation was computed. [2020-10-25 20:55:46,436 INFO L274 CegarLoopResult]: For program point L798(lines 798 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,436 INFO L274 CegarLoopResult]: For program point L1723(lines 1723 1765) no Hoare annotation was computed. [2020-10-25 20:55:46,436 INFO L274 CegarLoopResult]: For program point L666(lines 666 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,436 INFO L274 CegarLoopResult]: For program point L270(lines 270 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,436 INFO L274 CegarLoopResult]: For program point L204(line 204) no Hoare annotation was computed. [2020-10-25 20:55:46,436 INFO L274 CegarLoopResult]: For program point L1195(lines 1195 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,436 INFO L274 CegarLoopResult]: For program point L138(line 138) no Hoare annotation was computed. [2020-10-25 20:55:46,436 INFO L274 CegarLoopResult]: For program point L72(line 72) no Hoare annotation was computed. [2020-10-25 20:55:46,436 INFO L274 CegarLoopResult]: For program point L1063(lines 1063 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,436 INFO L274 CegarLoopResult]: For program point L931(lines 931 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,437 INFO L274 CegarLoopResult]: For program point L865(lines 865 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,437 INFO L274 CegarLoopResult]: For program point L1658(lines 1658 1765) no Hoare annotation was computed. [2020-10-25 20:55:46,437 INFO L274 CegarLoopResult]: For program point L535(lines 535 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,437 INFO L274 CegarLoopResult]: For program point L1394(lines 1394 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,437 INFO L274 CegarLoopResult]: For program point L602(lines 602 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,437 INFO L274 CegarLoopResult]: For program point L1593(lines 1593 1765) no Hoare annotation was computed. [2020-10-25 20:55:46,437 INFO L274 CegarLoopResult]: For program point L1329(lines 1329 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,437 INFO L274 CegarLoopResult]: For program point L206-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:55:46,437 INFO L274 CegarLoopResult]: For program point L140-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:55:46,437 INFO L274 CegarLoopResult]: For program point L74-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:55:46,437 INFO L274 CegarLoopResult]: For program point L471(lines 471 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,437 INFO L274 CegarLoopResult]: For program point L1264(lines 1264 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,438 INFO L274 CegarLoopResult]: For program point L207(line 207) no Hoare annotation was computed. [2020-10-25 20:55:46,438 INFO L274 CegarLoopResult]: For program point L141(line 141) no Hoare annotation was computed. [2020-10-25 20:55:46,438 INFO L274 CegarLoopResult]: For program point L75(line 75) no Hoare annotation was computed. [2020-10-25 20:55:46,438 INFO L274 CegarLoopResult]: For program point L736(lines 736 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,438 INFO L274 CegarLoopResult]: For program point L1529(lines 1529 1765) no Hoare annotation was computed. [2020-10-25 20:55:46,438 INFO L274 CegarLoopResult]: For program point L1463(lines 1463 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,438 INFO L274 CegarLoopResult]: For program point L406(lines 406 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,438 INFO L274 CegarLoopResult]: For program point L340(lines 340 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,438 INFO L274 CegarLoopResult]: For program point L1133(lines 1133 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,438 INFO L274 CegarLoopResult]: For program point L1001(lines 1001 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,438 INFO L274 CegarLoopResult]: For program point L143-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:55:46,438 INFO L274 CegarLoopResult]: For program point L77-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:55:46,439 INFO L274 CegarLoopResult]: For program point L804(lines 804 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,439 INFO L274 CegarLoopResult]: For program point L1729(lines 1729 1765) no Hoare annotation was computed. [2020-10-25 20:55:46,439 INFO L274 CegarLoopResult]: For program point L672(lines 672 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,439 INFO L274 CegarLoopResult]: For program point L540(lines 540 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,439 INFO L274 CegarLoopResult]: For program point L1399(lines 1399 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,439 INFO L274 CegarLoopResult]: For program point L276(lines 276 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,439 INFO L274 CegarLoopResult]: For program point L144(line 144) no Hoare annotation was computed. [2020-10-25 20:55:46,439 INFO L274 CegarLoopResult]: For program point L78(line 78) no Hoare annotation was computed. [2020-10-25 20:55:46,439 INFO L274 CegarLoopResult]: For program point L1069(lines 1069 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,439 INFO L274 CegarLoopResult]: For program point L937(lines 937 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,439 INFO L274 CegarLoopResult]: For program point L871(lines 871 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,440 INFO L274 CegarLoopResult]: For program point L1202(lines 1202 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,440 INFO L274 CegarLoopResult]: For program point L1665(lines 1665 1765) no Hoare annotation was computed. [2020-10-25 20:55:46,440 INFO L274 CegarLoopResult]: For program point L608(lines 608 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,440 INFO L274 CegarLoopResult]: For program point L1599(lines 1599 1765) no Hoare annotation was computed. [2020-10-25 20:55:46,440 INFO L274 CegarLoopResult]: For program point L1269(lines 1269 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,440 INFO L274 CegarLoopResult]: For program point L146-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:55:46,440 INFO L274 CegarLoopResult]: For program point L80-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:55:46,440 INFO L274 CegarLoopResult]: For program point L1468(lines 1468 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,440 INFO L274 CegarLoopResult]: For program point L1336(lines 1336 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,440 INFO L274 CegarLoopResult]: For program point L147(line 147) no Hoare annotation was computed. [2020-10-25 20:55:46,440 INFO L274 CegarLoopResult]: For program point L81(line 81) no Hoare annotation was computed. [2020-10-25 20:55:46,441 INFO L274 CegarLoopResult]: For program point L478(lines 478 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,441 INFO L274 CegarLoopResult]: For program point L1139(lines 1139 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,441 INFO L274 CegarLoopResult]: For program point L1007(lines 1007 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,441 INFO L274 CegarLoopResult]: For program point L743(lines 743 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,441 INFO L274 CegarLoopResult]: For program point L545(lines 545 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,441 INFO L274 CegarLoopResult]: For program point L1536(lines 1536 1765) no Hoare annotation was computed. [2020-10-25 20:55:46,441 INFO L274 CegarLoopResult]: For program point L413(lines 413 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,441 INFO L274 CegarLoopResult]: For program point L347(lines 347 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,441 INFO L274 CegarLoopResult]: For program point L281(lines 281 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,441 INFO L274 CegarLoopResult]: For program point L215(lines 215 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,441 INFO L274 CegarLoopResult]: For program point L149-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:55:46,441 INFO L274 CegarLoopResult]: For program point L83-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:55:46,441 INFO L274 CegarLoopResult]: For program point L810(lines 810 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,442 INFO L274 CegarLoopResult]: For program point L1735(lines 1735 1765) no Hoare annotation was computed. [2020-10-25 20:55:46,442 INFO L274 CegarLoopResult]: For program point L1405(lines 1405 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,442 INFO L274 CegarLoopResult]: For program point L1207(lines 1207 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,442 INFO L274 CegarLoopResult]: For program point L150(line 150) no Hoare annotation was computed. [2020-10-25 20:55:46,442 INFO L274 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-10-25 20:55:46,442 INFO L274 CegarLoopResult]: For program point L1075(lines 1075 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,442 INFO L274 CegarLoopResult]: For program point L877(lines 877 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,442 INFO L274 CegarLoopResult]: For program point L679(lines 679 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,442 INFO L274 CegarLoopResult]: For program point L944(lines 944 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,442 INFO L274 CegarLoopResult]: For program point L1671(lines 1671 1765) no Hoare annotation was computed. [2020-10-25 20:55:46,442 INFO L274 CegarLoopResult]: For program point L614(lines 614 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,442 INFO L274 CegarLoopResult]: For program point L1605(lines 1605 1765) no Hoare annotation was computed. [2020-10-25 20:55:46,443 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-10-25 20:55:46,443 INFO L274 CegarLoopResult]: For program point L152-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:55:46,443 INFO L274 CegarLoopResult]: For program point L86-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:55:46,443 INFO L274 CegarLoopResult]: For program point L1474(lines 1474 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,443 INFO L274 CegarLoopResult]: For program point L1276(lines 1276 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,443 INFO L274 CegarLoopResult]: For program point L153(line 153) no Hoare annotation was computed. [2020-10-25 20:55:46,443 INFO L274 CegarLoopResult]: For program point L87(line 87) no Hoare annotation was computed. [2020-10-25 20:55:46,443 INFO L274 CegarLoopResult]: For program point L748(lines 748 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,443 INFO L274 CegarLoopResult]: For program point L682(lines 682 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,443 INFO L274 CegarLoopResult]: For program point L550(lines 550 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,443 INFO L274 CegarLoopResult]: For program point L352(lines 352 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,443 INFO L274 CegarLoopResult]: For program point L1343(lines 1343 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,444 INFO L274 CegarLoopResult]: For program point L220(lines 220 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,444 INFO L274 CegarLoopResult]: For program point L1145(lines 1145 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,444 INFO L274 CegarLoopResult]: For program point L1013(lines 1013 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,444 INFO L274 CegarLoopResult]: For program point L1542(lines 1542 1765) no Hoare annotation was computed. [2020-10-25 20:55:46,444 INFO L274 CegarLoopResult]: For program point L485(lines 485 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,444 INFO L274 CegarLoopResult]: For program point L419(lines 419 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,444 INFO L274 CegarLoopResult]: For program point L287(lines 287 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,444 INFO L274 CegarLoopResult]: For program point L155-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:55:46,444 INFO L274 CegarLoopResult]: For program point L89-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:55:46,444 INFO L274 CegarLoopResult]: For program point L1741(lines 1741 1765) no Hoare annotation was computed. [2020-10-25 20:55:46,444 INFO L274 CegarLoopResult]: For program point L1411(lines 1411 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,444 INFO L274 CegarLoopResult]: For program point L1213(lines 1213 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,445 INFO L274 CegarLoopResult]: For program point L156(line 156) no Hoare annotation was computed. [2020-10-25 20:55:46,445 INFO L274 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-10-25 20:55:46,445 INFO L274 CegarLoopResult]: For program point L1081(lines 1081 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,445 INFO L274 CegarLoopResult]: For program point L817(lines 817 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,445 INFO L274 CegarLoopResult]: For program point L950(lines 950 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,445 INFO L274 CegarLoopResult]: For program point L884(lines 884 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,445 INFO L274 CegarLoopResult]: For program point L1677(lines 1677 1765) no Hoare annotation was computed. [2020-10-25 20:55:46,445 INFO L274 CegarLoopResult]: For program point L620(lines 620 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,445 INFO L274 CegarLoopResult]: For program point L1611(lines 1611 1765) no Hoare annotation was computed. [2020-10-25 20:55:46,445 INFO L274 CegarLoopResult]: For program point L1479(lines 1479 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,446 INFO L274 CegarLoopResult]: For program point L158-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:55:46,446 INFO L274 CegarLoopResult]: For program point L92-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:55:46,446 INFO L274 CegarLoopResult]: For program point L26(lines 26 28) no Hoare annotation was computed. [2020-10-25 20:55:46,446 INFO L274 CegarLoopResult]: For program point L26-2(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:55:46,446 INFO L274 CegarLoopResult]: For program point L1282(lines 1282 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,446 INFO L274 CegarLoopResult]: For program point L225(lines 225 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,447 INFO L274 CegarLoopResult]: For program point L1216(lines 1216 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,447 INFO L274 CegarLoopResult]: For program point L159(line 159) no Hoare annotation was computed. [2020-10-25 20:55:46,447 INFO L274 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-10-25 20:55:46,447 INFO L274 CegarLoopResult]: For program point L27(line 27) no Hoare annotation was computed. [2020-10-25 20:55:46,447 INFO L274 CegarLoopResult]: For program point L754(lines 754 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,448 INFO L274 CegarLoopResult]: For program point L688(lines 688 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,448 INFO L274 CegarLoopResult]: For program point L556(lines 556 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,448 INFO L274 CegarLoopResult]: For program point L358(lines 358 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,448 INFO L274 CegarLoopResult]: For program point L1349(lines 1349 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,448 INFO L274 CegarLoopResult]: For program point L292(lines 292 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,448 INFO L274 CegarLoopResult]: For program point L1151(lines 1151 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,448 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-25 20:55:46,448 INFO L274 CegarLoopResult]: For program point L1548(lines 1548 1765) no Hoare annotation was computed. [2020-10-25 20:55:46,448 INFO L274 CegarLoopResult]: For program point L491(lines 491 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,448 INFO L274 CegarLoopResult]: For program point L161-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:55:46,449 INFO L274 CegarLoopResult]: For program point L95-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:55:46,449 INFO L274 CegarLoopResult]: For program point L29-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:55:46,449 INFO L274 CegarLoopResult]: For program point L1020(lines 1020 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,449 INFO L274 CegarLoopResult]: For program point L426(lines 426 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,449 INFO L274 CegarLoopResult]: For program point L1417(lines 1417 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,449 INFO L274 CegarLoopResult]: For program point L162(line 162) no Hoare annotation was computed. [2020-10-25 20:55:46,449 INFO L274 CegarLoopResult]: For program point L96(line 96) no Hoare annotation was computed. [2020-10-25 20:55:46,449 INFO L274 CegarLoopResult]: For program point L30(line 30) no Hoare annotation was computed. [2020-10-25 20:55:46,449 INFO L274 CegarLoopResult]: For program point L1748(lines 1748 1765) no Hoare annotation was computed. [2020-10-25 20:55:46,449 INFO L274 CegarLoopResult]: For program point L1088(lines 1088 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,449 INFO L274 CegarLoopResult]: For program point L956(lines 956 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,449 INFO L274 CegarLoopResult]: For program point L890(lines 890 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,449 INFO L274 CegarLoopResult]: For program point L824(lines 824 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,450 INFO L274 CegarLoopResult]: For program point L626(lines 626 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,450 INFO L274 CegarLoopResult]: For program point L164-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:55:46,450 INFO L274 CegarLoopResult]: For program point L98-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:55:46,450 INFO L274 CegarLoopResult]: For program point L32-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:55:46,450 INFO L274 CegarLoopResult]: For program point L693(lines 693 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,450 INFO L274 CegarLoopResult]: For program point L1684(lines 1684 1765) no Hoare annotation was computed. [2020-10-25 20:55:46,450 INFO L274 CegarLoopResult]: For program point L1618(lines 1618 1765) no Hoare annotation was computed. [2020-10-25 20:55:46,450 INFO L274 CegarLoopResult]: For program point L1486(lines 1486 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,450 INFO L274 CegarLoopResult]: For program point L429(lines 429 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,450 INFO L274 CegarLoopResult]: For program point L363(lines 363 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,450 INFO L274 CegarLoopResult]: For program point L1288(lines 1288 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,450 INFO L274 CegarLoopResult]: For program point L231(lines 231 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,450 INFO L274 CegarLoopResult]: For program point L1222(lines 1222 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,451 INFO L274 CegarLoopResult]: For program point L165(line 165) no Hoare annotation was computed. [2020-10-25 20:55:46,451 INFO L274 CegarLoopResult]: For program point L99(line 99) no Hoare annotation was computed. [2020-10-25 20:55:46,451 INFO L274 CegarLoopResult]: For program point L33(line 33) no Hoare annotation was computed. [2020-10-25 20:55:46,451 INFO L274 CegarLoopResult]: For program point L760(lines 760 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,451 INFO L274 CegarLoopResult]: For program point L562(lines 562 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,452 INFO L274 CegarLoopResult]: For program point L1355(lines 1355 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,452 INFO L274 CegarLoopResult]: For program point L1157(lines 1157 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,452 INFO L274 CegarLoopResult]: For program point L497(lines 497 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,452 INFO L274 CegarLoopResult]: For program point L299(lines 299 1492) no Hoare annotation was computed. [2020-10-25 20:55:46,452 INFO L274 CegarLoopResult]: For program point L167-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:55:46,452 INFO L274 CegarLoopResult]: For program point L101-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:55:46,453 INFO L274 CegarLoopResult]: For program point L35-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:55:46,493 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.10 08:55:46 BoogieIcfgContainer [2020-10-25 20:55:46,494 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-25 20:55:46,495 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-25 20:55:46,495 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-25 20:55:46,500 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-25 20:55:46,501 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 08:54:44" (3/4) ... [2020-10-25 20:55:46,505 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-10-25 20:55:46,571 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2020-10-25 20:55:46,575 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-10-25 20:55:46,579 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-25 20:55:46,583 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-25 20:55:46,980 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-10-25 20:55:46,981 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-25 20:55:46,982 INFO L168 Benchmark]: Toolchain (without parser) took 67595.06 ms. Allocated memory was 54.5 MB in the beginning and 2.9 GB in the end (delta: 2.8 GB). Free memory was 33.9 MB in the beginning and 2.0 GB in the end (delta: -2.0 GB). Peak memory consumption was 793.3 MB. Max. memory is 16.1 GB. [2020-10-25 20:55:46,983 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 41.9 MB. Free memory was 27.2 MB in the beginning and 27.2 MB in the end (delta: 24.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-25 20:55:46,983 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1284.33 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 33.3 MB in the beginning and 30.7 MB in the end (delta: 2.5 MB). Peak memory consumption was 20.9 MB. Max. memory is 16.1 GB. [2020-10-25 20:55:46,984 INFO L168 Benchmark]: Boogie Procedure Inliner took 270.36 ms. Allocated memory is still 67.1 MB. Free memory was 30.7 MB in the beginning and 25.6 MB in the end (delta: 5.1 MB). Peak memory consumption was 15.0 MB. Max. memory is 16.1 GB. [2020-10-25 20:55:46,985 INFO L168 Benchmark]: Boogie Preprocessor took 285.08 ms. Allocated memory was 67.1 MB in the beginning and 111.1 MB in the end (delta: 44.0 MB). Free memory was 25.6 MB in the beginning and 62.0 MB in the end (delta: -36.4 MB). Peak memory consumption was 20.5 MB. Max. memory is 16.1 GB. [2020-10-25 20:55:46,985 INFO L168 Benchmark]: RCFGBuilder took 3162.07 ms. Allocated memory was 111.1 MB in the beginning and 176.2 MB in the end (delta: 65.0 MB). Free memory was 62.0 MB in the beginning and 89.7 MB in the end (delta: -27.7 MB). Peak memory consumption was 68.4 MB. Max. memory is 16.1 GB. [2020-10-25 20:55:46,986 INFO L168 Benchmark]: TraceAbstraction took 62093.11 ms. Allocated memory was 176.2 MB in the beginning and 2.9 GB in the end (delta: 2.7 GB). Free memory was 89.7 MB in the beginning and 2.1 GB in the end (delta: -2.0 GB). Peak memory consumption was 683.4 MB. Max. memory is 16.1 GB. [2020-10-25 20:55:46,986 INFO L168 Benchmark]: Witness Printer took 486.05 ms. Allocated memory is still 2.9 GB. Free memory was 2.1 GB in the beginning and 2.0 GB in the end (delta: 39.8 MB). Peak memory consumption was 39.8 MB. Max. memory is 16.1 GB. [2020-10-25 20:55:46,991 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 41.9 MB. Free memory was 27.2 MB in the beginning and 27.2 MB in the end (delta: 24.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1284.33 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 33.3 MB in the beginning and 30.7 MB in the end (delta: 2.5 MB). Peak memory consumption was 20.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 270.36 ms. Allocated memory is still 67.1 MB. Free memory was 30.7 MB in the beginning and 25.6 MB in the end (delta: 5.1 MB). Peak memory consumption was 15.0 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 285.08 ms. Allocated memory was 67.1 MB in the beginning and 111.1 MB in the end (delta: 44.0 MB). Free memory was 25.6 MB in the beginning and 62.0 MB in the end (delta: -36.4 MB). Peak memory consumption was 20.5 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3162.07 ms. Allocated memory was 111.1 MB in the beginning and 176.2 MB in the end (delta: 65.0 MB). Free memory was 62.0 MB in the beginning and 89.7 MB in the end (delta: -27.7 MB). Peak memory consumption was 68.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 62093.11 ms. Allocated memory was 176.2 MB in the beginning and 2.9 GB in the end (delta: 2.7 GB). Free memory was 89.7 MB in the beginning and 2.1 GB in the end (delta: -2.0 GB). Peak memory consumption was 683.4 MB. Max. memory is 16.1 GB. * Witness Printer took 486.05 ms. Allocated memory is still 2.9 GB. Free memory was 2.1 GB in the beginning and 2.0 GB in the end (delta: 39.8 MB). Peak memory consumption was 39.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 5]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1769]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1775]: Loop Invariant Derived loop invariant: (((((((((((a16 == 9 || ((a15 == 4 && a16 <= 11) && 5 == a12)) || ((a16 <= 8 && 9 <= a12) && 0 <= a18 + 151)) || (a15 <= 3 && 9 <= a12)) || ((a12 == 8 && a16 <= 8) && 0 <= a18 + 151)) || ((4 <= a15 && 7 == a12) && a16 <= 8)) || ((a16 <= 11 && !(a16 == 8)) && a15 <= 3)) || (a12 == 8 && a15 <= 3)) || (a12 <= 5 && a15 <= 3)) || (a15 <= 3 && 0 <= a18 + 151)) || (a12 == 6 && a16 <= 11)) || ((a12 == 8 && a18 + 156 <= 0) && a16 <= 8)) || ((a16 <= 11 && a12 <= 5) && !(a16 == 8)) - InvariantResult [Line: 1496]: Loop Invariant Derived loop invariant: (((((((((((a16 == 9 || ((a16 <= 8 && 9 <= a12) && 0 <= a18 + 151)) || (a15 <= 3 && 9 <= a12)) || ((a12 == 8 && a16 <= 8) && 0 <= a18 + 151)) || ((((a18 <= 134 || !(3 == input)) && a15 == 4) && a16 <= 11) && 5 == a12)) || ((4 <= a15 && 7 == a12) && a16 <= 8)) || ((a16 <= 11 && !(a16 == 8)) && a15 <= 3)) || (a12 == 8 && a15 <= 3)) || (a12 <= 5 && a15 <= 3)) || (a15 <= 3 && 0 <= a18 + 151)) || (a12 == 6 && a16 <= 11)) || ((a12 == 8 && a18 + 156 <= 0) && a16 <= 8)) || ((a16 <= 11 && a12 <= 5) && !(a16 == 8)) - InvariantResult [Line: 25]: Loop Invariant Derived loop invariant: (((((((((((a16 == 9 || ((a15 == 4 && a16 <= 11) && 5 == a12)) || ((a16 <= 8 && 9 <= a12) && 0 <= a18 + 151)) || (a15 <= 3 && 9 <= a12)) || ((a12 == 8 && a16 <= 8) && 0 <= a18 + 151)) || ((4 <= a15 && 7 == a12) && a16 <= 8)) || ((a16 <= 11 && !(a16 == 8)) && a15 <= 3)) || (a12 == 8 && a15 <= 3)) || (a12 <= 5 && a15 <= 3)) || (a15 <= 3 && 0 <= a18 + 151)) || (a12 == 6 && a16 <= 11)) || ((a12 == 8 && a18 + 156 <= 0) && a16 <= 8)) || ((a16 <= 11 && a12 <= 5) && !(a16 == 8)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 397 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 60.4s, OverallIterations: 15, TraceHistogramMax: 11, AutomataDifference: 37.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 5058 SDtfs, 4194 SDslu, 108 SDs, 0 SdLazy, 13519 SolverSat, 2363 SolverUnsat, 1 SolverUnknown, 0 SolverNotchecked, 26.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2553 GetRequests, 2529 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=10861occurred in iteration=14, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.5s AutomataMinimizationTime, 15 MinimizatonAttempts, 3639 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 132 NumberOfFragments, 366 HoareAnnotationTreeSize, 4 FomulaSimplifications, 2691 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 4 FomulaSimplificationsInter, 725 FormulaSimplificationTreeSizeReductionInter, 1.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.6s SsaConstructionTime, 2.0s SatisfiabilityAnalysisTime, 6.8s InterpolantComputationTime, 14687 NumberOfCodeBlocks, 14687 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 14670 ConstructedInterpolants, 0 QuantifiedInterpolants, 30670547 SizeOfPredicates, 2 NumberOfNonLiveVariables, 2976 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 17 InterpolantComputations, 15 PerfectInterpolantSequences, 33969/35163 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 RESULT: Ultimate proved your program to be correct! Received shutdown request...