./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 9a8b2e8d 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_1.3.100.v20150511-1540.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 0.1.25-9a8b2e8 [2020-10-19 23:36:34,305 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-19 23:36:34,308 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-19 23:36:34,346 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-19 23:36:34,347 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-19 23:36:34,356 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-19 23:36:34,358 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-19 23:36:34,362 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-19 23:36:34,365 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-19 23:36:34,369 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-19 23:36:34,371 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-19 23:36:34,372 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-19 23:36:34,372 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-19 23:36:34,376 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-19 23:36:34,377 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-19 23:36:34,379 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-19 23:36:34,380 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-19 23:36:34,381 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-19 23:36:34,384 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-19 23:36:34,391 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-19 23:36:34,393 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-19 23:36:34,395 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-19 23:36:34,397 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-19 23:36:34,398 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-19 23:36:34,410 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-19 23:36:34,413 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-19 23:36:34,413 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-19 23:36:34,414 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-19 23:36:34,416 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-19 23:36:34,417 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-19 23:36:34,419 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-19 23:36:34,420 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-19 23:36:34,421 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-19 23:36:34,424 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-19 23:36:34,425 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-19 23:36:34,429 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-19 23:36:34,437 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-19 23:36:34,438 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-19 23:36:34,438 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-19 23:36:34,439 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-19 23:36:34,440 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-19 23:36:34,442 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-19 23:36:34,482 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-19 23:36:34,483 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-19 23:36:34,485 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-19 23:36:34,486 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-19 23:36:34,486 INFO L138 SettingsManager]: * Use SBE=true [2020-10-19 23:36:34,486 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-19 23:36:34,486 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-19 23:36:34,487 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-19 23:36:34,487 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-19 23:36:34,487 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-19 23:36:34,488 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-19 23:36:34,489 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-19 23:36:34,489 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-19 23:36:34,490 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-19 23:36:34,490 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-19 23:36:34,490 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-19 23:36:34,490 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-19 23:36:34,491 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-19 23:36:34,491 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-19 23:36:34,491 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-19 23:36:34,492 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-19 23:36:34,492 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-19 23:36:34,492 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-19 23:36:34,493 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-19 23:36:34,493 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-19 23:36:34,493 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-19 23:36:34,493 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-19 23:36:34,494 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-19 23:36:34,494 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-19 23:36:34,494 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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 [2020-10-19 23:36:34,729 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-19 23:36:34,743 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-19 23:36:34,747 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-19 23:36:34,748 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-19 23:36:34,749 INFO L275 PluginConnector]: CDTParser initialized [2020-10-19 23:36:34,750 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label07.c [2020-10-19 23:36:34,819 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d3ae89e7/77bda9be73c24eedaf26879c28bcc8a9/FLAGfb7ba6134 [2020-10-19 23:36:35,564 INFO L306 CDTParser]: Found 1 translation units. [2020-10-19 23:36:35,565 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label07.c [2020-10-19 23:36:35,587 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d3ae89e7/77bda9be73c24eedaf26879c28bcc8a9/FLAGfb7ba6134 [2020-10-19 23:36:35,782 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d3ae89e7/77bda9be73c24eedaf26879c28bcc8a9 [2020-10-19 23:36:35,787 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-19 23:36:35,794 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-19 23:36:35,795 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-19 23:36:35,795 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-19 23:36:35,799 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-19 23:36:35,800 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 11:36:35" (1/1) ... [2020-10-19 23:36:35,804 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b854f0f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:36:35, skipping insertion in model container [2020-10-19 23:36:35,804 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 11:36:35" (1/1) ... [2020-10-19 23:36:35,813 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-19 23:36:35,883 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-19 23:36:36,692 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-19 23:36:36,709 INFO L203 MainTranslator]: Completed pre-run [2020-10-19 23:36:37,024 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-19 23:36:37,048 INFO L208 MainTranslator]: Completed translation [2020-10-19 23:36:37,049 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:36:37 WrapperNode [2020-10-19 23:36:37,049 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-19 23:36:37,050 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-19 23:36:37,050 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-19 23:36:37,051 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-19 23:36:37,060 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:36:37" (1/1) ... [2020-10-19 23:36:37,095 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:36:37" (1/1) ... [2020-10-19 23:36:37,476 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-19 23:36:37,477 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-19 23:36:37,477 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-19 23:36:37,477 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-19 23:36:37,488 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:36:37" (1/1) ... [2020-10-19 23:36:37,489 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:36:37" (1/1) ... [2020-10-19 23:36:37,500 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:36:37" (1/1) ... [2020-10-19 23:36:37,501 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:36:37" (1/1) ... [2020-10-19 23:36:37,551 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:36:37" (1/1) ... [2020-10-19 23:36:37,567 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:36:37" (1/1) ... [2020-10-19 23:36:37,598 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:36:37" (1/1) ... [2020-10-19 23:36:37,626 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-19 23:36:37,627 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-19 23:36:37,627 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-19 23:36:37,627 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-19 23:36:37,628 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:36:37" (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 [2020-10-19 23:36:37,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-19 23:36:37,752 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-19 23:36:37,753 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-19 23:36:37,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-19 23:36:40,606 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-19 23:36:40,607 INFO L298 CfgBuilder]: Removed 11 assume(true) statements. [2020-10-19 23:36:40,610 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 11:36:40 BoogieIcfgContainer [2020-10-19 23:36:40,610 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-19 23:36:40,612 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-19 23:36:40,612 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-19 23:36:40,616 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-19 23:36:40,616 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.10 11:36:35" (1/3) ... [2020-10-19 23:36:40,617 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2138ac79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.10 11:36:40, skipping insertion in model container [2020-10-19 23:36:40,618 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:36:37" (2/3) ... [2020-10-19 23:36:40,618 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2138ac79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.10 11:36:40, skipping insertion in model container [2020-10-19 23:36:40,618 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 11:36:40" (3/3) ... [2020-10-19 23:36:40,620 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem16_label07.c [2020-10-19 23:36:40,633 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-19 23:36:40,642 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-19 23:36:40,657 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-19 23:36:40,687 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-19 23:36:40,688 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-19 23:36:40,688 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-19 23:36:40,688 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-19 23:36:40,688 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-19 23:36:40,689 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-19 23:36:40,689 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-19 23:36:40,689 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-19 23:36:40,715 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states. [2020-10-19 23:36:40,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-10-19 23:36:40,725 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:36:40,726 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] [2020-10-19 23:36:40,727 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:36:40,734 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:36:40,734 INFO L82 PathProgramCache]: Analyzing trace with hash 1425694346, now seen corresponding path program 1 times [2020-10-19 23:36:40,745 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:36:40,746 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [773847358] [2020-10-19 23:36:40,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:36:40,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:36:41,124 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 23:36:41,125 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [773847358] [2020-10-19 23:36:41,127 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:36:41,128 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 23:36:41,129 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1544600866] [2020-10-19 23:36:41,134 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-19 23:36:41,135 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:36:41,149 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-19 23:36:41,150 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-19 23:36:41,152 INFO L87 Difference]: Start difference. First operand 397 states. Second operand 4 states. [2020-10-19 23:36:47,737 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:36:47,738 INFO L93 Difference]: Finished difference Result 1457 states and 2765 transitions. [2020-10-19 23:36:47,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-19 23:36:47,741 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 54 [2020-10-19 23:36:47,742 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:36:47,768 INFO L225 Difference]: With dead ends: 1457 [2020-10-19 23:36:47,769 INFO L226 Difference]: Without dead ends: 991 [2020-10-19 23:36:47,775 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 [2020-10-19 23:36:47,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 991 states. [2020-10-19 23:36:47,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 991 to 991. [2020-10-19 23:36:47,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 991 states. [2020-10-19 23:36:47,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 991 states to 991 states and 1471 transitions. [2020-10-19 23:36:47,900 INFO L78 Accepts]: Start accepts. Automaton has 991 states and 1471 transitions. Word has length 54 [2020-10-19 23:36:47,901 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:36:47,901 INFO L481 AbstractCegarLoop]: Abstraction has 991 states and 1471 transitions. [2020-10-19 23:36:47,901 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-19 23:36:47,902 INFO L276 IsEmpty]: Start isEmpty. Operand 991 states and 1471 transitions. [2020-10-19 23:36:47,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2020-10-19 23:36:47,918 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:36:47,918 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] [2020-10-19 23:36:47,919 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-19 23:36:47,919 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:36:47,920 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:36:47,920 INFO L82 PathProgramCache]: Analyzing trace with hash 174541339, now seen corresponding path program 1 times [2020-10-19 23:36:47,921 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:36:47,921 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [816719708] [2020-10-19 23:36:47,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:36:48,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:36:48,149 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2020-10-19 23:36:48,150 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [816719708] [2020-10-19 23:36:48,150 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:36:48,151 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-19 23:36:48,151 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [381143770] [2020-10-19 23:36:48,153 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:36:48,154 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:36:48,154 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:36:48,154 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:36:48,155 INFO L87 Difference]: Start difference. First operand 991 states and 1471 transitions. Second operand 3 states. [2020-10-19 23:36:50,348 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:36:50,349 INFO L93 Difference]: Finished difference Result 2309 states and 3726 transitions. [2020-10-19 23:36:50,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:36:50,350 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 141 [2020-10-19 23:36:50,351 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:36:50,362 INFO L225 Difference]: With dead ends: 2309 [2020-10-19 23:36:50,363 INFO L226 Difference]: Without dead ends: 1649 [2020-10-19 23:36:50,367 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 [2020-10-19 23:36:50,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1649 states. [2020-10-19 23:36:50,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1649 to 1649. [2020-10-19 23:36:50,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1649 states. [2020-10-19 23:36:50,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1649 states to 1649 states and 2273 transitions. [2020-10-19 23:36:50,434 INFO L78 Accepts]: Start accepts. Automaton has 1649 states and 2273 transitions. Word has length 141 [2020-10-19 23:36:50,439 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:36:50,439 INFO L481 AbstractCegarLoop]: Abstraction has 1649 states and 2273 transitions. [2020-10-19 23:36:50,439 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:36:50,440 INFO L276 IsEmpty]: Start isEmpty. Operand 1649 states and 2273 transitions. [2020-10-19 23:36:50,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2020-10-19 23:36:50,447 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:36:50,447 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] [2020-10-19 23:36:50,447 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-19 23:36:50,448 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:36:50,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:36:50,448 INFO L82 PathProgramCache]: Analyzing trace with hash -786113922, now seen corresponding path program 1 times [2020-10-19 23:36:50,449 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:36:50,450 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [234053] [2020-10-19 23:36:50,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:36:50,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:36:50,732 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2020-10-19 23:36:50,733 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [234053] [2020-10-19 23:36:50,733 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:36:50,734 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-19 23:36:50,734 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [59648340] [2020-10-19 23:36:50,735 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:36:50,735 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:36:50,735 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:36:50,736 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:36:50,736 INFO L87 Difference]: Start difference. First operand 1649 states and 2273 transitions. Second operand 3 states. [2020-10-19 23:36:53,103 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:36:53,103 INFO L93 Difference]: Finished difference Result 4283 states and 6132 transitions. [2020-10-19 23:36:53,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:36:53,104 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 220 [2020-10-19 23:36:53,105 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:36:53,117 INFO L225 Difference]: With dead ends: 4283 [2020-10-19 23:36:53,118 INFO L226 Difference]: Without dead ends: 2965 [2020-10-19 23:36:53,120 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 [2020-10-19 23:36:53,124 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2965 states. [2020-10-19 23:36:53,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2965 to 2636. [2020-10-19 23:36:53,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2636 states. [2020-10-19 23:36:53,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2636 states to 2636 states and 3531 transitions. [2020-10-19 23:36:53,175 INFO L78 Accepts]: Start accepts. Automaton has 2636 states and 3531 transitions. Word has length 220 [2020-10-19 23:36:53,176 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:36:53,176 INFO L481 AbstractCegarLoop]: Abstraction has 2636 states and 3531 transitions. [2020-10-19 23:36:53,176 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:36:53,176 INFO L276 IsEmpty]: Start isEmpty. Operand 2636 states and 3531 transitions. [2020-10-19 23:36:53,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2020-10-19 23:36:53,181 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:36:53,182 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] [2020-10-19 23:36:53,182 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-19 23:36:53,182 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:36:53,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:36:53,183 INFO L82 PathProgramCache]: Analyzing trace with hash -1176271780, now seen corresponding path program 1 times [2020-10-19 23:36:53,183 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:36:53,184 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1055903815] [2020-10-19 23:36:53,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:36:53,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:36:53,404 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 161 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2020-10-19 23:36:53,406 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1055903815] [2020-10-19 23:36:53,406 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:36:53,407 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-19 23:36:53,407 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1045288364] [2020-10-19 23:36:53,408 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:36:53,408 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:36:53,408 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:36:53,409 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:36:53,409 INFO L87 Difference]: Start difference. First operand 2636 states and 3531 transitions. Second operand 3 states. [2020-10-19 23:36:55,912 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:36:55,913 INFO L93 Difference]: Finished difference Result 5599 states and 7527 transitions. [2020-10-19 23:36:55,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:36:55,914 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 296 [2020-10-19 23:36:55,914 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:36:55,933 INFO L225 Difference]: With dead ends: 5599 [2020-10-19 23:36:55,933 INFO L226 Difference]: Without dead ends: 3294 [2020-10-19 23:36:55,939 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 [2020-10-19 23:36:55,946 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3294 states. [2020-10-19 23:36:56,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3294 to 3294. [2020-10-19 23:36:56,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3294 states. [2020-10-19 23:36:56,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3294 states to 3294 states and 4033 transitions. [2020-10-19 23:36:56,013 INFO L78 Accepts]: Start accepts. Automaton has 3294 states and 4033 transitions. Word has length 296 [2020-10-19 23:36:56,014 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:36:56,014 INFO L481 AbstractCegarLoop]: Abstraction has 3294 states and 4033 transitions. [2020-10-19 23:36:56,014 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:36:56,014 INFO L276 IsEmpty]: Start isEmpty. Operand 3294 states and 4033 transitions. [2020-10-19 23:36:56,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 474 [2020-10-19 23:36:56,025 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:36:56,025 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] [2020-10-19 23:36:56,025 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-19 23:36:56,026 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:36:56,026 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:36:56,027 INFO L82 PathProgramCache]: Analyzing trace with hash 1061833842, now seen corresponding path program 1 times [2020-10-19 23:36:56,027 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:36:56,027 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1121872235] [2020-10-19 23:36:56,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:36:56,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:36:56,426 INFO L134 CoverageAnalysis]: Checked inductivity of 768 backedges. 553 proven. 0 refuted. 0 times theorem prover too weak. 215 trivial. 0 not checked. [2020-10-19 23:36:56,427 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1121872235] [2020-10-19 23:36:56,427 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:36:56,428 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 23:36:56,428 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2073470360] [2020-10-19 23:36:56,429 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:36:56,429 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:36:56,429 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:36:56,430 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:36:56,430 INFO L87 Difference]: Start difference. First operand 3294 states and 4033 transitions. Second operand 3 states. [2020-10-19 23:36:58,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:36:58,496 INFO L93 Difference]: Finished difference Result 6586 states and 8076 transitions. [2020-10-19 23:36:58,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:36:58,497 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 473 [2020-10-19 23:36:58,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:36:58,511 INFO L225 Difference]: With dead ends: 6586 [2020-10-19 23:36:58,511 INFO L226 Difference]: Without dead ends: 3294 [2020-10-19 23:36:58,516 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 [2020-10-19 23:36:58,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3294 states. [2020-10-19 23:36:58,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3294 to 3294. [2020-10-19 23:36:58,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3294 states. [2020-10-19 23:36:58,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3294 states to 3294 states and 3480 transitions. [2020-10-19 23:36:58,607 INFO L78 Accepts]: Start accepts. Automaton has 3294 states and 3480 transitions. Word has length 473 [2020-10-19 23:36:58,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:36:58,608 INFO L481 AbstractCegarLoop]: Abstraction has 3294 states and 3480 transitions. [2020-10-19 23:36:58,608 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:36:58,608 INFO L276 IsEmpty]: Start isEmpty. Operand 3294 states and 3480 transitions. [2020-10-19 23:36:58,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 526 [2020-10-19 23:36:58,620 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:36:58,621 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] [2020-10-19 23:36:58,621 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-19 23:36:58,622 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:36:58,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:36:58,622 INFO L82 PathProgramCache]: Analyzing trace with hash 830780428, now seen corresponding path program 1 times [2020-10-19 23:36:58,623 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:36:58,623 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1478992284] [2020-10-19 23:36:58,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:36:58,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:36:59,392 INFO L134 CoverageAnalysis]: Checked inductivity of 500 backedges. 376 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2020-10-19 23:36:59,392 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1478992284] [2020-10-19 23:36:59,393 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:36:59,393 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 23:36:59,393 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1229995369] [2020-10-19 23:36:59,394 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:36:59,394 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:36:59,395 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:36:59,395 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:36:59,395 INFO L87 Difference]: Start difference. First operand 3294 states and 3480 transitions. Second operand 3 states. [2020-10-19 23:37:00,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:37:00,941 INFO L93 Difference]: Finished difference Result 7902 states and 8408 transitions. [2020-10-19 23:37:00,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:37:00,942 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 525 [2020-10-19 23:37:00,944 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:37:00,962 INFO L225 Difference]: With dead ends: 7902 [2020-10-19 23:37:00,962 INFO L226 Difference]: Without dead ends: 4939 [2020-10-19 23:37:00,968 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 [2020-10-19 23:37:00,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4939 states. [2020-10-19 23:37:01,033 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4939 to 4610. [2020-10-19 23:37:01,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4610 states. [2020-10-19 23:37:01,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4610 states to 4610 states and 4822 transitions. [2020-10-19 23:37:01,044 INFO L78 Accepts]: Start accepts. Automaton has 4610 states and 4822 transitions. Word has length 525 [2020-10-19 23:37:01,045 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:37:01,045 INFO L481 AbstractCegarLoop]: Abstraction has 4610 states and 4822 transitions. [2020-10-19 23:37:01,045 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:37:01,045 INFO L276 IsEmpty]: Start isEmpty. Operand 4610 states and 4822 transitions. [2020-10-19 23:37:01,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 560 [2020-10-19 23:37:01,059 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:37:01,059 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-19 23:37:01,060 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-19 23:37:01,060 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:37:01,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:37:01,061 INFO L82 PathProgramCache]: Analyzing trace with hash -9326271, now seen corresponding path program 1 times [2020-10-19 23:37:01,061 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:37:01,061 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [897002728] [2020-10-19 23:37:01,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:37:01,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:37:01,514 INFO L134 CoverageAnalysis]: Checked inductivity of 534 backedges. 482 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2020-10-19 23:37:01,515 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [897002728] [2020-10-19 23:37:01,515 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:37:01,516 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 23:37:01,516 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1612481234] [2020-10-19 23:37:01,520 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:37:01,521 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:37:01,521 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:37:01,523 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:37:01,523 INFO L87 Difference]: Start difference. First operand 4610 states and 4822 transitions. Second operand 3 states. [2020-10-19 23:37:03,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:37:03,181 INFO L93 Difference]: Finished difference Result 10534 states and 11092 transitions. [2020-10-19 23:37:03,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:37:03,190 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 559 [2020-10-19 23:37:03,191 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:37:03,211 INFO L225 Difference]: With dead ends: 10534 [2020-10-19 23:37:03,211 INFO L226 Difference]: Without dead ends: 5926 [2020-10-19 23:37:03,216 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 [2020-10-19 23:37:03,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5926 states. [2020-10-19 23:37:03,297 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5926 to 5926. [2020-10-19 23:37:03,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5926 states. [2020-10-19 23:37:03,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5926 states to 5926 states and 6170 transitions. [2020-10-19 23:37:03,317 INFO L78 Accepts]: Start accepts. Automaton has 5926 states and 6170 transitions. Word has length 559 [2020-10-19 23:37:03,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:37:03,318 INFO L481 AbstractCegarLoop]: Abstraction has 5926 states and 6170 transitions. [2020-10-19 23:37:03,319 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:37:03,319 INFO L276 IsEmpty]: Start isEmpty. Operand 5926 states and 6170 transitions. [2020-10-19 23:37:03,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 719 [2020-10-19 23:37:03,328 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:37:03,328 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] [2020-10-19 23:37:03,329 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-19 23:37:03,329 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:37:03,329 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:37:03,330 INFO L82 PathProgramCache]: Analyzing trace with hash -1252092942, now seen corresponding path program 1 times [2020-10-19 23:37:03,330 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:37:03,331 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [113568533] [2020-10-19 23:37:03,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:37:03,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:37:04,146 INFO L134 CoverageAnalysis]: Checked inductivity of 864 backedges. 493 proven. 0 refuted. 0 times theorem prover too weak. 371 trivial. 0 not checked. [2020-10-19 23:37:04,147 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [113568533] [2020-10-19 23:37:04,148 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:37:04,148 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 23:37:04,148 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [421474476] [2020-10-19 23:37:04,151 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:37:04,151 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:37:04,151 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:37:04,152 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:37:04,152 INFO L87 Difference]: Start difference. First operand 5926 states and 6170 transitions. Second operand 3 states. [2020-10-19 23:37:05,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:37:05,664 INFO L93 Difference]: Finished difference Result 13166 states and 13784 transitions. [2020-10-19 23:37:05,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:37:05,665 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 718 [2020-10-19 23:37:05,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:37:05,691 INFO L225 Difference]: With dead ends: 13166 [2020-10-19 23:37:05,692 INFO L226 Difference]: Without dead ends: 7242 [2020-10-19 23:37:05,698 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 [2020-10-19 23:37:05,704 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7242 states. [2020-10-19 23:37:05,778 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7242 to 7242. [2020-10-19 23:37:05,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7242 states. [2020-10-19 23:37:05,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7242 states to 7242 states and 7507 transitions. [2020-10-19 23:37:05,789 INFO L78 Accepts]: Start accepts. Automaton has 7242 states and 7507 transitions. Word has length 718 [2020-10-19 23:37:05,790 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:37:05,790 INFO L481 AbstractCegarLoop]: Abstraction has 7242 states and 7507 transitions. [2020-10-19 23:37:05,790 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:37:05,790 INFO L276 IsEmpty]: Start isEmpty. Operand 7242 states and 7507 transitions. [2020-10-19 23:37:05,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 720 [2020-10-19 23:37:05,800 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:37:05,800 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] [2020-10-19 23:37:05,801 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-19 23:37:05,801 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:37:05,801 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:37:05,801 INFO L82 PathProgramCache]: Analyzing trace with hash -671254363, now seen corresponding path program 1 times [2020-10-19 23:37:05,802 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:37:05,802 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2096538282] [2020-10-19 23:37:05,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:37:05,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:37:07,046 INFO L134 CoverageAnalysis]: Checked inductivity of 867 backedges. 156 proven. 468 refuted. 0 times theorem prover too weak. 243 trivial. 0 not checked. [2020-10-19 23:37:07,046 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2096538282] [2020-10-19 23:37:07,047 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [224504141] [2020-10-19 23:37:07,047 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 [2020-10-19 23:37:07,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:37:07,282 INFO L263 TraceCheckSpWp]: Trace formula consists of 881 conjuncts, 2 conjunts are in the unsatisfiable core [2020-10-19 23:37:07,319 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 23:37:07,667 INFO L134 CoverageAnalysis]: Checked inductivity of 867 backedges. 207 proven. 0 refuted. 0 times theorem prover too weak. 660 trivial. 0 not checked. [2020-10-19 23:37:07,668 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-10-19 23:37:07,668 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2020-10-19 23:37:07,669 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1019179533] [2020-10-19 23:37:07,670 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:37:07,671 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:37:07,671 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:37:07,671 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-19 23:37:07,672 INFO L87 Difference]: Start difference. First operand 7242 states and 7507 transitions. Second operand 3 states. [2020-10-19 23:37:09,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:37:09,231 INFO L93 Difference]: Finished difference Result 14153 states and 14681 transitions. [2020-10-19 23:37:09,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:37:09,232 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 719 [2020-10-19 23:37:09,234 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:37:09,252 INFO L225 Difference]: With dead ends: 14153 [2020-10-19 23:37:09,252 INFO L226 Difference]: Without dead ends: 7242 [2020-10-19 23:37:09,259 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 [2020-10-19 23:37:09,268 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7242 states. [2020-10-19 23:37:09,618 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7242 to 7242. [2020-10-19 23:37:09,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7242 states. [2020-10-19 23:37:09,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7242 states to 7242 states and 7474 transitions. [2020-10-19 23:37:09,629 INFO L78 Accepts]: Start accepts. Automaton has 7242 states and 7474 transitions. Word has length 719 [2020-10-19 23:37:09,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:37:09,630 INFO L481 AbstractCegarLoop]: Abstraction has 7242 states and 7474 transitions. [2020-10-19 23:37:09,630 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:37:09,630 INFO L276 IsEmpty]: Start isEmpty. Operand 7242 states and 7474 transitions. [2020-10-19 23:37:09,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1148 [2020-10-19 23:37:09,652 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:37:09,654 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] [2020-10-19 23:37:09,868 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2020-10-19 23:37:09,869 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:37:09,869 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:37:09,869 INFO L82 PathProgramCache]: Analyzing trace with hash 1288652754, now seen corresponding path program 1 times [2020-10-19 23:37:09,870 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:37:09,870 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [317664333] [2020-10-19 23:37:09,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:37:10,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:37:12,600 INFO L134 CoverageAnalysis]: Checked inductivity of 2139 backedges. 1464 proven. 0 refuted. 0 times theorem prover too weak. 675 trivial. 0 not checked. [2020-10-19 23:37:12,601 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [317664333] [2020-10-19 23:37:12,601 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:37:12,601 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-19 23:37:12,601 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1583680779] [2020-10-19 23:37:12,602 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-19 23:37:12,603 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:37:12,603 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-19 23:37:12,604 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-19 23:37:12,604 INFO L87 Difference]: Start difference. First operand 7242 states and 7474 transitions. Second operand 4 states. [2020-10-19 23:37:14,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:37:14,584 INFO L93 Difference]: Finished difference Result 14173 states and 14635 transitions. [2020-10-19 23:37:14,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-19 23:37:14,585 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 1147 [2020-10-19 23:37:14,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:37:14,604 INFO L225 Difference]: With dead ends: 14173 [2020-10-19 23:37:14,604 INFO L226 Difference]: Without dead ends: 7262 [2020-10-19 23:37:14,612 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 [2020-10-19 23:37:14,621 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7262 states. [2020-10-19 23:37:14,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7262 to 7242. [2020-10-19 23:37:14,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7242 states. [2020-10-19 23:37:14,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7242 states to 7242 states and 7472 transitions. [2020-10-19 23:37:14,713 INFO L78 Accepts]: Start accepts. Automaton has 7242 states and 7472 transitions. Word has length 1147 [2020-10-19 23:37:14,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:37:14,716 INFO L481 AbstractCegarLoop]: Abstraction has 7242 states and 7472 transitions. [2020-10-19 23:37:14,716 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-19 23:37:14,717 INFO L276 IsEmpty]: Start isEmpty. Operand 7242 states and 7472 transitions. [2020-10-19 23:37:14,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1318 [2020-10-19 23:37:14,753 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:37:14,756 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] [2020-10-19 23:37:14,756 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-19 23:37:14,757 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:37:14,757 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:37:14,758 INFO L82 PathProgramCache]: Analyzing trace with hash -2130951821, now seen corresponding path program 1 times [2020-10-19 23:37:14,758 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:37:14,759 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1877586874] [2020-10-19 23:37:14,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:37:14,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:37:17,250 INFO L134 CoverageAnalysis]: Checked inductivity of 3171 backedges. 1119 proven. 0 refuted. 0 times theorem prover too weak. 2052 trivial. 0 not checked. [2020-10-19 23:37:17,251 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1877586874] [2020-10-19 23:37:17,251 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:37:17,252 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 23:37:17,252 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1297206746] [2020-10-19 23:37:17,253 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:37:17,253 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:37:17,254 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:37:17,255 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:37:17,256 INFO L87 Difference]: Start difference. First operand 7242 states and 7472 transitions. Second operand 3 states. [2020-10-19 23:37:18,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:37:18,956 INFO L93 Difference]: Finished difference Result 16127 states and 16647 transitions. [2020-10-19 23:37:18,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:37:18,957 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1317 [2020-10-19 23:37:18,959 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:37:18,974 INFO L225 Difference]: With dead ends: 16127 [2020-10-19 23:37:18,974 INFO L226 Difference]: Without dead ends: 7900 [2020-10-19 23:37:18,984 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 [2020-10-19 23:37:18,993 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7900 states. [2020-10-19 23:37:19,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7900 to 7900. [2020-10-19 23:37:19,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7900 states. [2020-10-19 23:37:19,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7900 states to 7900 states and 8114 transitions. [2020-10-19 23:37:19,078 INFO L78 Accepts]: Start accepts. Automaton has 7900 states and 8114 transitions. Word has length 1317 [2020-10-19 23:37:19,080 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:37:19,080 INFO L481 AbstractCegarLoop]: Abstraction has 7900 states and 8114 transitions. [2020-10-19 23:37:19,080 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:37:19,080 INFO L276 IsEmpty]: Start isEmpty. Operand 7900 states and 8114 transitions. [2020-10-19 23:37:19,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1348 [2020-10-19 23:37:19,107 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:37:19,108 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] [2020-10-19 23:37:19,109 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-19 23:37:19,109 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:37:19,109 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:37:19,110 INFO L82 PathProgramCache]: Analyzing trace with hash -405623160, now seen corresponding path program 1 times [2020-10-19 23:37:19,110 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:37:19,110 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1278419562] [2020-10-19 23:37:19,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:37:19,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:37:20,587 INFO L134 CoverageAnalysis]: Checked inductivity of 3849 backedges. 2407 proven. 0 refuted. 0 times theorem prover too weak. 1442 trivial. 0 not checked. [2020-10-19 23:37:20,587 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1278419562] [2020-10-19 23:37:20,588 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:37:20,588 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 23:37:20,588 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1538258830] [2020-10-19 23:37:20,589 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:37:20,590 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:37:20,590 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:37:20,590 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:37:20,591 INFO L87 Difference]: Start difference. First operand 7900 states and 8114 transitions. Second operand 3 states. [2020-10-19 23:37:22,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:37:22,122 INFO L93 Difference]: Finished difference Result 16456 states and 16897 transitions. [2020-10-19 23:37:22,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:37:22,127 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1347 [2020-10-19 23:37:22,128 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:37:22,145 INFO L225 Difference]: With dead ends: 16456 [2020-10-19 23:37:22,146 INFO L226 Difference]: Without dead ends: 8887 [2020-10-19 23:37:22,154 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 [2020-10-19 23:37:22,170 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8887 states. [2020-10-19 23:37:22,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8887 to 8887. [2020-10-19 23:37:22,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8887 states. [2020-10-19 23:37:22,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8887 states to 8887 states and 9108 transitions. [2020-10-19 23:37:22,267 INFO L78 Accepts]: Start accepts. Automaton has 8887 states and 9108 transitions. Word has length 1347 [2020-10-19 23:37:22,268 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:37:22,268 INFO L481 AbstractCegarLoop]: Abstraction has 8887 states and 9108 transitions. [2020-10-19 23:37:22,268 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:37:22,269 INFO L276 IsEmpty]: Start isEmpty. Operand 8887 states and 9108 transitions. [2020-10-19 23:37:22,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1366 [2020-10-19 23:37:22,304 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:37:22,305 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] [2020-10-19 23:37:22,306 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-19 23:37:22,306 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:37:22,306 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:37:22,307 INFO L82 PathProgramCache]: Analyzing trace with hash -1120677507, now seen corresponding path program 1 times [2020-10-19 23:37:22,307 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:37:22,308 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [178038341] [2020-10-19 23:37:22,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:37:22,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:37:23,593 INFO L134 CoverageAnalysis]: Checked inductivity of 3858 backedges. 415 proven. 0 refuted. 0 times theorem prover too weak. 3443 trivial. 0 not checked. [2020-10-19 23:37:23,593 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [178038341] [2020-10-19 23:37:23,593 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:37:23,594 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 23:37:23,594 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [594177705] [2020-10-19 23:37:23,595 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:37:23,596 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:37:23,596 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:37:23,598 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:37:23,603 INFO L87 Difference]: Start difference. First operand 8887 states and 9108 transitions. Second operand 3 states. [2020-10-19 23:37:24,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:37:24,440 INFO L93 Difference]: Finished difference Result 9223 states and 9444 transitions. [2020-10-19 23:37:24,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:37:24,441 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1365 [2020-10-19 23:37:24,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:37:24,454 INFO L225 Difference]: With dead ends: 9223 [2020-10-19 23:37:24,455 INFO L226 Difference]: Without dead ends: 8887 [2020-10-19 23:37:24,459 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 [2020-10-19 23:37:24,467 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8887 states. [2020-10-19 23:37:24,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8887 to 8887. [2020-10-19 23:37:24,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8887 states. [2020-10-19 23:37:24,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8887 states to 8887 states and 9107 transitions. [2020-10-19 23:37:24,548 INFO L78 Accepts]: Start accepts. Automaton has 8887 states and 9107 transitions. Word has length 1365 [2020-10-19 23:37:24,550 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:37:24,550 INFO L481 AbstractCegarLoop]: Abstraction has 8887 states and 9107 transitions. [2020-10-19 23:37:24,551 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:37:24,551 INFO L276 IsEmpty]: Start isEmpty. Operand 8887 states and 9107 transitions. [2020-10-19 23:37:24,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1518 [2020-10-19 23:37:24,600 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:37:24,601 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] [2020-10-19 23:37:24,602 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-19 23:37:24,602 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:37:24,602 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:37:24,603 INFO L82 PathProgramCache]: Analyzing trace with hash -303961792, now seen corresponding path program 1 times [2020-10-19 23:37:24,603 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:37:24,603 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [261187786] [2020-10-19 23:37:24,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:37:24,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:37:26,435 INFO L134 CoverageAnalysis]: Checked inductivity of 4161 backedges. 415 proven. 0 refuted. 0 times theorem prover too weak. 3746 trivial. 0 not checked. [2020-10-19 23:37:26,435 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [261187786] [2020-10-19 23:37:26,436 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:37:26,436 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 23:37:26,437 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [919796385] [2020-10-19 23:37:26,438 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:37:26,438 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:37:26,438 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:37:26,438 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:37:26,439 INFO L87 Difference]: Start difference. First operand 8887 states and 9107 transitions. Second operand 3 states. [2020-10-19 23:37:28,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:37:28,331 INFO L93 Difference]: Finished difference Result 22707 states and 23280 transitions. [2020-10-19 23:37:28,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:37:28,332 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1517 [2020-10-19 23:37:28,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:37:28,345 INFO L225 Difference]: With dead ends: 22707 [2020-10-19 23:37:28,346 INFO L226 Difference]: Without dead ends: 13822 [2020-10-19 23:37:28,353 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 [2020-10-19 23:37:28,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13822 states. [2020-10-19 23:37:28,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13822 to 10861. [2020-10-19 23:37:28,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10861 states. [2020-10-19 23:37:28,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10861 states to 10861 states and 11135 transitions. [2020-10-19 23:37:28,475 INFO L78 Accepts]: Start accepts. Automaton has 10861 states and 11135 transitions. Word has length 1517 [2020-10-19 23:37:28,476 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:37:28,476 INFO L481 AbstractCegarLoop]: Abstraction has 10861 states and 11135 transitions. [2020-10-19 23:37:28,476 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:37:28,477 INFO L276 IsEmpty]: Start isEmpty. Operand 10861 states and 11135 transitions. [2020-10-19 23:37:28,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1786 [2020-10-19 23:37:28,511 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:37:28,513 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] [2020-10-19 23:37:28,513 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-10-19 23:37:28,513 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:37:28,513 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:37:28,514 INFO L82 PathProgramCache]: Analyzing trace with hash 1789998331, now seen corresponding path program 1 times [2020-10-19 23:37:28,514 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:37:28,514 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [399384239] [2020-10-19 23:37:28,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:37:28,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:37:31,536 INFO L134 CoverageAnalysis]: Checked inductivity of 6570 backedges. 1951 proven. 726 refuted. 0 times theorem prover too weak. 3893 trivial. 0 not checked. [2020-10-19 23:37:31,537 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [399384239] [2020-10-19 23:37:31,537 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1446837338] [2020-10-19 23:37:31,537 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 [2020-10-19 23:37:32,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:37:32,011 INFO L263 TraceCheckSpWp]: Trace formula consists of 2095 conjuncts, 2 conjunts are in the unsatisfiable core [2020-10-19 23:37:32,047 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 23:37:33,837 INFO L134 CoverageAnalysis]: Checked inductivity of 6570 backedges. 1685 proven. 0 refuted. 0 times theorem prover too weak. 4885 trivial. 0 not checked. [2020-10-19 23:37:33,838 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-10-19 23:37:33,838 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2020-10-19 23:37:33,840 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [585782042] [2020-10-19 23:37:33,842 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:37:33,842 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:37:33,842 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:37:33,842 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-19 23:37:33,842 INFO L87 Difference]: Start difference. First operand 10861 states and 11135 transitions. Second operand 3 states. [2020-10-19 23:37:35,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:37:35,450 INFO L93 Difference]: Finished difference Result 21389 states and 21936 transitions. [2020-10-19 23:37:35,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:37:35,450 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1785 [2020-10-19 23:37:35,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:37:35,452 INFO L225 Difference]: With dead ends: 21389 [2020-10-19 23:37:35,452 INFO L226 Difference]: Without dead ends: 0 [2020-10-19 23:37:35,462 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 [2020-10-19 23:37:35,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-19 23:37:35,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-19 23:37:35,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-19 23:37:35,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-19 23:37:35,463 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1785 [2020-10-19 23:37:35,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:37:35,463 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-19 23:37:35,463 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:37:35,463 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-19 23:37:35,463 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-19 23:37:35,665 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2020-10-19 23:37:35,669 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-19 23:37:36,185 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 46 [2020-10-19 23:37:36,505 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 52 [2020-10-19 23:37:36,825 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 46 [2020-10-19 23:37:36,830 INFO L274 CegarLoopResult]: For program point L1555(lines 1555 1765) no Hoare annotation was computed. [2020-10-19 23:37:36,830 INFO L274 CegarLoopResult]: For program point L168(line 168) no Hoare annotation was computed. [2020-10-19 23:37:36,830 INFO L274 CegarLoopResult]: For program point L102(line 102) no Hoare annotation was computed. [2020-10-19 23:37:36,830 INFO L274 CegarLoopResult]: For program point L36(line 36) no Hoare annotation was computed. [2020-10-19 23:37:36,830 INFO L274 CegarLoopResult]: For program point L1027(lines 1027 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,830 INFO L274 CegarLoopResult]: For program point L1754(lines 1754 1765) no Hoare annotation was computed. [2020-10-19 23:37:36,830 INFO L274 CegarLoopResult]: For program point L1424(lines 1424 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,830 INFO L274 CegarLoopResult]: For program point L1094(lines 1094 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,830 INFO L274 CegarLoopResult]: For program point L896(lines 896 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,831 INFO L274 CegarLoopResult]: For program point L830(lines 830 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,831 INFO L274 CegarLoopResult]: For program point L698(lines 698 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,831 INFO L274 CegarLoopResult]: For program point L1689(lines 1689 1765) no Hoare annotation was computed. [2020-10-19 23:37:36,831 INFO L274 CegarLoopResult]: For program point L1293(lines 1293 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,831 INFO L274 CegarLoopResult]: For program point L170-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:37:36,831 INFO L274 CegarLoopResult]: For program point L104-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:37:36,831 INFO L274 CegarLoopResult]: For program point L38-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:37:36,832 INFO L274 CegarLoopResult]: For program point L963(lines 963 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,832 INFO L274 CegarLoopResult]: For program point L765(lines 765 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,832 INFO L274 CegarLoopResult]: For program point L633(lines 633 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,832 INFO L274 CegarLoopResult]: For program point L1624(lines 1624 1765) no Hoare annotation was computed. [2020-10-19 23:37:36,832 INFO L274 CegarLoopResult]: For program point L369(lines 369 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,832 INFO L274 CegarLoopResult]: For program point L1360(lines 1360 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,832 INFO L274 CegarLoopResult]: For program point L237(lines 237 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,833 INFO L274 CegarLoopResult]: For program point L171(line 171) no Hoare annotation was computed. [2020-10-19 23:37:36,833 INFO L274 CegarLoopResult]: For program point L1162(lines 1162 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,833 INFO L274 CegarLoopResult]: For program point L105(line 105) no Hoare annotation was computed. [2020-10-19 23:37:36,833 INFO L274 CegarLoopResult]: For program point L39(line 39) no Hoare annotation was computed. [2020-10-19 23:37:36,834 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))) [2020-10-19 23:37:36,834 INFO L274 CegarLoopResult]: For program point L436(lines 436 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,834 INFO L274 CegarLoopResult]: For program point L1229(lines 1229 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,834 INFO L274 CegarLoopResult]: For program point L569(lines 569 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,834 INFO L274 CegarLoopResult]: For program point L503(lines 503 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,834 INFO L274 CegarLoopResult]: For program point L305(lines 305 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,835 INFO L274 CegarLoopResult]: For program point L173-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:37:36,835 INFO L274 CegarLoopResult]: For program point L107-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:37:36,835 INFO L274 CegarLoopResult]: For program point L41-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:37:36,835 INFO L274 CegarLoopResult]: For program point L1759(lines 1759 1765) no Hoare annotation was computed. [2020-10-19 23:37:36,835 INFO L274 CegarLoopResult]: For program point L1561(lines 1561 1765) no Hoare annotation was computed. [2020-10-19 23:37:36,835 INFO L274 CegarLoopResult]: For program point L174(line 174) no Hoare annotation was computed. [2020-10-19 23:37:36,836 INFO L274 CegarLoopResult]: For program point L108(line 108) no Hoare annotation was computed. [2020-10-19 23:37:36,836 INFO L274 CegarLoopResult]: For program point L1099(lines 1099 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,836 INFO L274 CegarLoopResult]: For program point L42(line 42) no Hoare annotation was computed. [2020-10-19 23:37:36,836 INFO L274 CegarLoopResult]: For program point L1033(lines 1033 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,836 INFO L274 CegarLoopResult]: For program point L901(lines 901 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,836 INFO L274 CegarLoopResult]: For program point L1430(lines 1430 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,837 INFO L274 CegarLoopResult]: For program point L836(lines 836 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,837 INFO L274 CegarLoopResult]: For program point L1695(lines 1695 1765) no Hoare annotation was computed. [2020-10-19 23:37:36,837 INFO L274 CegarLoopResult]: For program point L638(lines 638 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,837 INFO L274 CegarLoopResult]: For program point L1299(lines 1299 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,837 INFO L274 CegarLoopResult]: For program point L242(lines 242 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,837 INFO L274 CegarLoopResult]: For program point L176-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:37:36,838 INFO L274 CegarLoopResult]: For program point L110-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:37:36,838 INFO L274 CegarLoopResult]: For program point L44-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:37:36,838 INFO L274 CegarLoopResult]: For program point L969(lines 969 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,838 INFO L274 CegarLoopResult]: For program point L771(lines 771 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,839 INFO L274 CegarLoopResult]: For program point L705(lines 705 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,839 INFO L274 CegarLoopResult]: For program point L1630(lines 1630 1765) no Hoare annotation was computed. [2020-10-19 23:37:36,839 INFO L274 CegarLoopResult]: For program point L375(lines 375 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,839 INFO L274 CegarLoopResult]: For program point L1366(lines 1366 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,839 INFO L274 CegarLoopResult]: For program point L177(line 177) no Hoare annotation was computed. [2020-10-19 23:37:36,839 INFO L274 CegarLoopResult]: For program point L1168(lines 1168 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,839 INFO L274 CegarLoopResult]: For program point L111(line 111) no Hoare annotation was computed. [2020-10-19 23:37:36,839 INFO L274 CegarLoopResult]: For program point L45(line 45) no Hoare annotation was computed. [2020-10-19 23:37:36,839 INFO L274 CegarLoopResult]: For program point L1499(lines 1499 1765) no Hoare annotation was computed. [2020-10-19 23:37:36,839 INFO L274 CegarLoopResult]: For program point L442(lines 442 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,839 INFO L274 CegarLoopResult]: For program point L575(lines 575 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,839 INFO L274 CegarLoopResult]: For program point L311(lines 311 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,840 INFO L274 CegarLoopResult]: For program point L1236(lines 1236 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,840 INFO L274 CegarLoopResult]: For program point L179-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:37:36,840 INFO L274 CegarLoopResult]: For program point L113-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:37:36,840 INFO L274 CegarLoopResult]: For program point L47-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:37:36,840 INFO L274 CegarLoopResult]: For program point L1038(lines 1038 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,840 INFO L274 CegarLoopResult]: For program point L708(lines 708 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,840 INFO L274 CegarLoopResult]: For program point L510(lines 510 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,840 INFO L274 CegarLoopResult]: For program point L180(line 180) no Hoare annotation was computed. [2020-10-19 23:37:36,840 INFO L274 CegarLoopResult]: For program point L114(line 114) no Hoare annotation was computed. [2020-10-19 23:37:36,840 INFO L274 CegarLoopResult]: For program point L1105(lines 1105 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,840 INFO L274 CegarLoopResult]: For program point L48(line 48) no Hoare annotation was computed. [2020-10-19 23:37:36,840 INFO L274 CegarLoopResult]: For program point L907(lines 907 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,841 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))) [2020-10-19 23:37:36,841 INFO L274 CegarLoopResult]: For program point L643(lines 643 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,841 INFO L274 CegarLoopResult]: For program point L1568(lines 1568 1765) no Hoare annotation was computed. [2020-10-19 23:37:36,841 INFO L274 CegarLoopResult]: For program point L445(lines 445 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,842 INFO L274 CegarLoopResult]: For program point L1436(lines 1436 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,842 INFO L274 CegarLoopResult]: For program point L842(lines 842 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,842 INFO L274 CegarLoopResult]: For program point L1701(lines 1701 1765) no Hoare annotation was computed. [2020-10-19 23:37:36,842 INFO L274 CegarLoopResult]: For program point L1635(lines 1635 1765) no Hoare annotation was computed. [2020-10-19 23:37:36,842 INFO L274 CegarLoopResult]: For program point L1305(lines 1305 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,842 INFO L274 CegarLoopResult]: For program point L248(lines 248 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,843 INFO L274 CegarLoopResult]: For program point L182-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:37:36,843 INFO L274 CegarLoopResult]: For program point L116-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:37:36,843 INFO L274 CegarLoopResult]: For program point L50-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:37:36,843 INFO L274 CegarLoopResult]: For program point L777(lines 777 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,843 INFO L274 CegarLoopResult]: For program point L1372(lines 1372 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,843 INFO L274 CegarLoopResult]: For program point L183(line 183) no Hoare annotation was computed. [2020-10-19 23:37:36,844 INFO L274 CegarLoopResult]: For program point L1174(lines 1174 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,844 INFO L274 CegarLoopResult]: For program point L117(line 117) no Hoare annotation was computed. [2020-10-19 23:37:36,844 INFO L274 CegarLoopResult]: For program point L51(line 51) no Hoare annotation was computed. [2020-10-19 23:37:36,844 INFO L274 CegarLoopResult]: For program point L976(lines 976 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,844 INFO L277 CegarLoopResult]: At program point L1769(lines 1769 1785) the Hoare annotation is: true [2020-10-19 23:37:36,844 INFO L274 CegarLoopResult]: For program point L580(lines 580 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,845 INFO L274 CegarLoopResult]: For program point L1505(lines 1505 1765) no Hoare annotation was computed. [2020-10-19 23:37:36,845 INFO L274 CegarLoopResult]: For program point L382(lines 382 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,845 INFO L274 CegarLoopResult]: For program point L317(lines 317 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,845 INFO L274 CegarLoopResult]: For program point L185-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:37:36,845 INFO L274 CegarLoopResult]: For program point L119-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:37:36,845 INFO L274 CegarLoopResult]: For program point L53-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:37:36,846 INFO L274 CegarLoopResult]: For program point L1044(lines 1044 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,846 INFO L274 CegarLoopResult]: For program point L780(lines 780 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,846 INFO L274 CegarLoopResult]: For program point L714(lines 714 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,846 INFO L274 CegarLoopResult]: For program point L1243(lines 1243 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,846 INFO L274 CegarLoopResult]: For program point L186(line 186) no Hoare annotation was computed. [2020-10-19 23:37:36,846 INFO L274 CegarLoopResult]: For program point L1177(lines 1177 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,847 INFO L274 CegarLoopResult]: For program point L120(line 120) no Hoare annotation was computed. [2020-10-19 23:37:36,847 INFO L274 CegarLoopResult]: For program point L1111(lines 1111 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,847 INFO L274 CegarLoopResult]: For program point L54(line 54) no Hoare annotation was computed. [2020-10-19 23:37:36,847 INFO L274 CegarLoopResult]: For program point L1706(lines 1706 1765) no Hoare annotation was computed. [2020-10-19 23:37:36,847 INFO L274 CegarLoopResult]: For program point L1640(lines 1640 1765) no Hoare annotation was computed. [2020-10-19 23:37:36,847 INFO L274 CegarLoopResult]: For program point L517(lines 517 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,847 INFO L274 CegarLoopResult]: For program point L451(lines 451 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,847 INFO L274 CegarLoopResult]: For program point L1442(lines 1442 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,847 INFO L274 CegarLoopResult]: For program point L914(lines 914 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,848 INFO L274 CegarLoopResult]: For program point L848(lines 848 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,848 INFO L274 CegarLoopResult]: For program point L650(lines 650 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,848 INFO L274 CegarLoopResult]: For program point L1575(lines 1575 1765) no Hoare annotation was computed. [2020-10-19 23:37:36,848 INFO L274 CegarLoopResult]: For program point L1377(lines 1377 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,848 INFO L274 CegarLoopResult]: For program point L1311(lines 1311 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,848 INFO L274 CegarLoopResult]: For program point L254(lines 254 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,848 INFO L274 CegarLoopResult]: For program point L188-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:37:36,848 INFO L274 CegarLoopResult]: For program point L122-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:37:36,848 INFO L274 CegarLoopResult]: For program point L56-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:37:36,848 INFO L274 CegarLoopResult]: For program point L981(lines 981 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,848 INFO L274 CegarLoopResult]: For program point L189(line 189) no Hoare annotation was computed. [2020-10-19 23:37:36,848 INFO L274 CegarLoopResult]: For program point L123(line 123) no Hoare annotation was computed. [2020-10-19 23:37:36,849 INFO L274 CegarLoopResult]: For program point L57(line 57) no Hoare annotation was computed. [2020-10-19 23:37:36,849 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))) [2020-10-19 23:37:36,849 INFO L274 CegarLoopResult]: For program point L586(lines 586 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,849 INFO L274 CegarLoopResult]: For program point L388(lines 388 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,849 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-19 23:37:36,849 INFO L274 CegarLoopResult]: For program point L719(lines 719 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,849 INFO L274 CegarLoopResult]: For program point L1512(lines 1512 1765) no Hoare annotation was computed. [2020-10-19 23:37:36,849 INFO L274 CegarLoopResult]: For program point L323(lines 323 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,850 INFO L274 CegarLoopResult]: For program point L191-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:37:36,850 INFO L274 CegarLoopResult]: For program point L125-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:37:36,850 INFO L274 CegarLoopResult]: For program point L1116(lines 1116 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,850 INFO L274 CegarLoopResult]: For program point L59-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:37:36,850 INFO L274 CegarLoopResult]: For program point L1050(lines 1050 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,850 INFO L274 CegarLoopResult]: For program point L786(lines 786 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,850 INFO L274 CegarLoopResult]: For program point L1711(lines 1711 1765) no Hoare annotation was computed. [2020-10-19 23:37:36,850 INFO L274 CegarLoopResult]: For program point L456(lines 456 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,850 INFO L274 CegarLoopResult]: For program point L1249(lines 1249 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,851 INFO L274 CegarLoopResult]: For program point L192(line 192) no Hoare annotation was computed. [2020-10-19 23:37:36,851 INFO L274 CegarLoopResult]: For program point L1183(lines 1183 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,851 INFO L274 CegarLoopResult]: For program point L126(line 126) no Hoare annotation was computed. [2020-10-19 23:37:36,851 INFO L274 CegarLoopResult]: For program point L60(line 60) no Hoare annotation was computed. [2020-10-19 23:37:36,851 INFO L274 CegarLoopResult]: For program point L919(lines 919 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,851 INFO L274 CegarLoopResult]: For program point L853(lines 853 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,851 INFO L274 CegarLoopResult]: For program point L523(lines 523 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,851 INFO L274 CegarLoopResult]: For program point L1448(lines 1448 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,851 INFO L274 CegarLoopResult]: For program point L1316(lines 1316 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,851 INFO L274 CegarLoopResult]: For program point L259(lines 259 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,851 INFO L274 CegarLoopResult]: For program point L1647(lines 1647 1765) no Hoare annotation was computed. [2020-10-19 23:37:36,851 INFO L274 CegarLoopResult]: For program point L1581(lines 1581 1765) no Hoare annotation was computed. [2020-10-19 23:37:36,852 INFO L274 CegarLoopResult]: For program point L1383(lines 1383 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,852 INFO L274 CegarLoopResult]: For program point L194-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:37:36,852 INFO L274 CegarLoopResult]: For program point L128-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:37:36,852 INFO L274 CegarLoopResult]: For program point L62-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:37:36,852 INFO L274 CegarLoopResult]: For program point L1780(line 1780) no Hoare annotation was computed. [2020-10-19 23:37:36,852 INFO L274 CegarLoopResult]: For program point L657(lines 657 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,852 INFO L274 CegarLoopResult]: For program point L591(lines 591 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,852 INFO L274 CegarLoopResult]: For program point L459(lines 459 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,852 INFO L274 CegarLoopResult]: For program point L393(lines 393 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,852 INFO L274 CegarLoopResult]: For program point L1252(lines 1252 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,852 INFO L274 CegarLoopResult]: For program point L195(line 195) no Hoare annotation was computed. [2020-10-19 23:37:36,852 INFO L274 CegarLoopResult]: For program point L129(line 129) no Hoare annotation was computed. [2020-10-19 23:37:36,853 INFO L274 CegarLoopResult]: For program point L63(line 63) no Hoare annotation was computed. [2020-10-19 23:37:36,853 INFO L274 CegarLoopResult]: For program point L988(lines 988 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,853 INFO L274 CegarLoopResult]: For program point L1517(lines 1517 1765) no Hoare annotation was computed. [2020-10-19 23:37:36,853 INFO L274 CegarLoopResult]: For program point L1451(lines 1451 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,853 INFO L274 CegarLoopResult]: For program point L791(lines 791 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,853 INFO L274 CegarLoopResult]: For program point L725(lines 725 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,853 INFO L274 CegarLoopResult]: For program point L329(lines 329 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,853 INFO L274 CegarLoopResult]: For program point L197-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:37:36,853 INFO L274 CegarLoopResult]: For program point L131-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:37:36,853 INFO L274 CegarLoopResult]: For program point L1122(lines 1122 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,853 INFO L274 CegarLoopResult]: For program point L65-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:37:36,853 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-10-19 23:37:36,854 INFO L274 CegarLoopResult]: For program point L924(lines 924 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,854 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 5) no Hoare annotation was computed. [2020-10-19 23:37:36,854 INFO L274 CegarLoopResult]: For program point L1717(lines 1717 1765) no Hoare annotation was computed. [2020-10-19 23:37:36,854 INFO L274 CegarLoopResult]: For program point L264(lines 264 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,854 INFO L274 CegarLoopResult]: For program point L198(line 198) no Hoare annotation was computed. [2020-10-19 23:37:36,854 INFO L274 CegarLoopResult]: For program point L1189(lines 1189 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,854 INFO L274 CegarLoopResult]: For program point L132(line 132) no Hoare annotation was computed. [2020-10-19 23:37:36,854 INFO L274 CegarLoopResult]: For program point L66(line 66) no Hoare annotation was computed. [2020-10-19 23:37:36,854 INFO L274 CegarLoopResult]: For program point L1057(lines 1057 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,854 INFO L274 CegarLoopResult]: For program point L859(lines 859 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,854 INFO L274 CegarLoopResult]: For program point L529(lines 529 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,855 INFO L274 CegarLoopResult]: For program point L1388(lines 1388 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,855 INFO L274 CegarLoopResult]: For program point L1653(lines 1653 1765) no Hoare annotation was computed. [2020-10-19 23:37:36,855 INFO L274 CegarLoopResult]: For program point L596(lines 596 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,855 INFO L274 CegarLoopResult]: For program point L1587(lines 1587 1765) no Hoare annotation was computed. [2020-10-19 23:37:36,855 INFO L274 CegarLoopResult]: For program point L1323(lines 1323 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,855 INFO L274 CegarLoopResult]: For program point L200-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:37:36,855 INFO L274 CegarLoopResult]: For program point L134-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:37:36,855 INFO L274 CegarLoopResult]: For program point L68-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:37:36,855 INFO L274 CegarLoopResult]: For program point L663(lines 663 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,855 INFO L274 CegarLoopResult]: For program point L465(lines 465 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,855 INFO L274 CegarLoopResult]: For program point L1258(lines 1258 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,855 INFO L274 CegarLoopResult]: For program point L201(line 201) no Hoare annotation was computed. [2020-10-19 23:37:36,856 INFO L274 CegarLoopResult]: For program point L135(line 135) no Hoare annotation was computed. [2020-10-19 23:37:36,856 INFO L274 CegarLoopResult]: For program point L69(line 69) no Hoare annotation was computed. [2020-10-19 23:37:36,856 INFO L274 CegarLoopResult]: For program point L730(lines 730 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,856 INFO L274 CegarLoopResult]: For program point L1523(lines 1523 1765) no Hoare annotation was computed. [2020-10-19 23:37:36,856 INFO L274 CegarLoopResult]: For program point L400(lines 400 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,856 INFO L274 CegarLoopResult]: For program point L1127(lines 1127 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,856 INFO L274 CegarLoopResult]: For program point L995(lines 995 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,856 INFO L274 CegarLoopResult]: For program point L1458(lines 1458 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,856 INFO L274 CegarLoopResult]: For program point L335(lines 335 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,856 INFO L274 CegarLoopResult]: For program point L203-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:37:36,856 INFO L274 CegarLoopResult]: For program point L137-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:37:36,856 INFO L274 CegarLoopResult]: For program point L71-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:37:36,857 INFO L274 CegarLoopResult]: For program point L5(line 5) no Hoare annotation was computed. [2020-10-19 23:37:36,857 INFO L274 CegarLoopResult]: For program point L798(lines 798 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,857 INFO L274 CegarLoopResult]: For program point L1723(lines 1723 1765) no Hoare annotation was computed. [2020-10-19 23:37:36,857 INFO L274 CegarLoopResult]: For program point L666(lines 666 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,857 INFO L274 CegarLoopResult]: For program point L270(lines 270 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,857 INFO L274 CegarLoopResult]: For program point L204(line 204) no Hoare annotation was computed. [2020-10-19 23:37:36,857 INFO L274 CegarLoopResult]: For program point L1195(lines 1195 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,857 INFO L274 CegarLoopResult]: For program point L138(line 138) no Hoare annotation was computed. [2020-10-19 23:37:36,857 INFO L274 CegarLoopResult]: For program point L72(line 72) no Hoare annotation was computed. [2020-10-19 23:37:36,857 INFO L274 CegarLoopResult]: For program point L1063(lines 1063 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,857 INFO L274 CegarLoopResult]: For program point L931(lines 931 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,857 INFO L274 CegarLoopResult]: For program point L865(lines 865 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,858 INFO L274 CegarLoopResult]: For program point L1658(lines 1658 1765) no Hoare annotation was computed. [2020-10-19 23:37:36,858 INFO L274 CegarLoopResult]: For program point L535(lines 535 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,858 INFO L274 CegarLoopResult]: For program point L1394(lines 1394 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,858 INFO L274 CegarLoopResult]: For program point L602(lines 602 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,858 INFO L274 CegarLoopResult]: For program point L1593(lines 1593 1765) no Hoare annotation was computed. [2020-10-19 23:37:36,858 INFO L274 CegarLoopResult]: For program point L1329(lines 1329 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,858 INFO L274 CegarLoopResult]: For program point L206-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:37:36,858 INFO L274 CegarLoopResult]: For program point L140-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:37:36,858 INFO L274 CegarLoopResult]: For program point L74-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:37:36,858 INFO L274 CegarLoopResult]: For program point L471(lines 471 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,858 INFO L274 CegarLoopResult]: For program point L1264(lines 1264 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,859 INFO L274 CegarLoopResult]: For program point L207(line 207) no Hoare annotation was computed. [2020-10-19 23:37:36,859 INFO L274 CegarLoopResult]: For program point L141(line 141) no Hoare annotation was computed. [2020-10-19 23:37:36,859 INFO L274 CegarLoopResult]: For program point L75(line 75) no Hoare annotation was computed. [2020-10-19 23:37:36,859 INFO L274 CegarLoopResult]: For program point L736(lines 736 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,859 INFO L274 CegarLoopResult]: For program point L1529(lines 1529 1765) no Hoare annotation was computed. [2020-10-19 23:37:36,859 INFO L274 CegarLoopResult]: For program point L1463(lines 1463 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,859 INFO L274 CegarLoopResult]: For program point L406(lines 406 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,859 INFO L274 CegarLoopResult]: For program point L340(lines 340 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,859 INFO L274 CegarLoopResult]: For program point L1133(lines 1133 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,859 INFO L274 CegarLoopResult]: For program point L1001(lines 1001 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,860 INFO L274 CegarLoopResult]: For program point L143-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:37:36,860 INFO L274 CegarLoopResult]: For program point L77-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:37:36,860 INFO L274 CegarLoopResult]: For program point L804(lines 804 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,860 INFO L274 CegarLoopResult]: For program point L1729(lines 1729 1765) no Hoare annotation was computed. [2020-10-19 23:37:36,860 INFO L274 CegarLoopResult]: For program point L672(lines 672 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,860 INFO L274 CegarLoopResult]: For program point L540(lines 540 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,860 INFO L274 CegarLoopResult]: For program point L1399(lines 1399 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,860 INFO L274 CegarLoopResult]: For program point L276(lines 276 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,860 INFO L274 CegarLoopResult]: For program point L144(line 144) no Hoare annotation was computed. [2020-10-19 23:37:36,860 INFO L274 CegarLoopResult]: For program point L78(line 78) no Hoare annotation was computed. [2020-10-19 23:37:36,861 INFO L274 CegarLoopResult]: For program point L1069(lines 1069 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,861 INFO L274 CegarLoopResult]: For program point L937(lines 937 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,861 INFO L274 CegarLoopResult]: For program point L871(lines 871 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,861 INFO L274 CegarLoopResult]: For program point L1202(lines 1202 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,861 INFO L274 CegarLoopResult]: For program point L1665(lines 1665 1765) no Hoare annotation was computed. [2020-10-19 23:37:36,861 INFO L274 CegarLoopResult]: For program point L608(lines 608 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,861 INFO L274 CegarLoopResult]: For program point L1599(lines 1599 1765) no Hoare annotation was computed. [2020-10-19 23:37:36,861 INFO L274 CegarLoopResult]: For program point L1269(lines 1269 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,861 INFO L274 CegarLoopResult]: For program point L146-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:37:36,861 INFO L274 CegarLoopResult]: For program point L80-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:37:36,861 INFO L274 CegarLoopResult]: For program point L1468(lines 1468 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,862 INFO L274 CegarLoopResult]: For program point L1336(lines 1336 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,862 INFO L274 CegarLoopResult]: For program point L147(line 147) no Hoare annotation was computed. [2020-10-19 23:37:36,862 INFO L274 CegarLoopResult]: For program point L81(line 81) no Hoare annotation was computed. [2020-10-19 23:37:36,862 INFO L274 CegarLoopResult]: For program point L478(lines 478 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,862 INFO L274 CegarLoopResult]: For program point L1139(lines 1139 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,862 INFO L274 CegarLoopResult]: For program point L1007(lines 1007 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,862 INFO L274 CegarLoopResult]: For program point L743(lines 743 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,862 INFO L274 CegarLoopResult]: For program point L545(lines 545 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,862 INFO L274 CegarLoopResult]: For program point L1536(lines 1536 1765) no Hoare annotation was computed. [2020-10-19 23:37:36,862 INFO L274 CegarLoopResult]: For program point L413(lines 413 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,863 INFO L274 CegarLoopResult]: For program point L347(lines 347 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,863 INFO L274 CegarLoopResult]: For program point L281(lines 281 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,863 INFO L274 CegarLoopResult]: For program point L215(lines 215 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,863 INFO L274 CegarLoopResult]: For program point L149-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:37:36,863 INFO L274 CegarLoopResult]: For program point L83-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:37:36,863 INFO L274 CegarLoopResult]: For program point L810(lines 810 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,863 INFO L274 CegarLoopResult]: For program point L1735(lines 1735 1765) no Hoare annotation was computed. [2020-10-19 23:37:36,863 INFO L274 CegarLoopResult]: For program point L1405(lines 1405 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,863 INFO L274 CegarLoopResult]: For program point L1207(lines 1207 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,863 INFO L274 CegarLoopResult]: For program point L150(line 150) no Hoare annotation was computed. [2020-10-19 23:37:36,863 INFO L274 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-10-19 23:37:36,864 INFO L274 CegarLoopResult]: For program point L1075(lines 1075 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,864 INFO L274 CegarLoopResult]: For program point L877(lines 877 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,864 INFO L274 CegarLoopResult]: For program point L679(lines 679 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,864 INFO L274 CegarLoopResult]: For program point L944(lines 944 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,864 INFO L274 CegarLoopResult]: For program point L1671(lines 1671 1765) no Hoare annotation was computed. [2020-10-19 23:37:36,864 INFO L274 CegarLoopResult]: For program point L614(lines 614 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,864 INFO L274 CegarLoopResult]: For program point L1605(lines 1605 1765) no Hoare annotation was computed. [2020-10-19 23:37:36,864 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-10-19 23:37:36,864 INFO L274 CegarLoopResult]: For program point L152-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:37:36,864 INFO L274 CegarLoopResult]: For program point L86-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:37:36,864 INFO L274 CegarLoopResult]: For program point L1474(lines 1474 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,865 INFO L274 CegarLoopResult]: For program point L1276(lines 1276 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,865 INFO L274 CegarLoopResult]: For program point L153(line 153) no Hoare annotation was computed. [2020-10-19 23:37:36,865 INFO L274 CegarLoopResult]: For program point L87(line 87) no Hoare annotation was computed. [2020-10-19 23:37:36,865 INFO L274 CegarLoopResult]: For program point L748(lines 748 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,865 INFO L274 CegarLoopResult]: For program point L682(lines 682 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,865 INFO L274 CegarLoopResult]: For program point L550(lines 550 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,865 INFO L274 CegarLoopResult]: For program point L352(lines 352 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,865 INFO L274 CegarLoopResult]: For program point L1343(lines 1343 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,865 INFO L274 CegarLoopResult]: For program point L220(lines 220 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,865 INFO L274 CegarLoopResult]: For program point L1145(lines 1145 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,865 INFO L274 CegarLoopResult]: For program point L1013(lines 1013 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,865 INFO L274 CegarLoopResult]: For program point L1542(lines 1542 1765) no Hoare annotation was computed. [2020-10-19 23:37:36,865 INFO L274 CegarLoopResult]: For program point L485(lines 485 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,866 INFO L274 CegarLoopResult]: For program point L419(lines 419 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,866 INFO L274 CegarLoopResult]: For program point L287(lines 287 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,866 INFO L274 CegarLoopResult]: For program point L155-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:37:36,866 INFO L274 CegarLoopResult]: For program point L89-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:37:36,866 INFO L274 CegarLoopResult]: For program point L1741(lines 1741 1765) no Hoare annotation was computed. [2020-10-19 23:37:36,866 INFO L274 CegarLoopResult]: For program point L1411(lines 1411 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,866 INFO L274 CegarLoopResult]: For program point L1213(lines 1213 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,866 INFO L274 CegarLoopResult]: For program point L156(line 156) no Hoare annotation was computed. [2020-10-19 23:37:36,866 INFO L274 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-10-19 23:37:36,866 INFO L274 CegarLoopResult]: For program point L1081(lines 1081 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,866 INFO L274 CegarLoopResult]: For program point L817(lines 817 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,866 INFO L274 CegarLoopResult]: For program point L950(lines 950 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,867 INFO L274 CegarLoopResult]: For program point L884(lines 884 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,867 INFO L274 CegarLoopResult]: For program point L1677(lines 1677 1765) no Hoare annotation was computed. [2020-10-19 23:37:36,867 INFO L274 CegarLoopResult]: For program point L620(lines 620 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,867 INFO L274 CegarLoopResult]: For program point L1611(lines 1611 1765) no Hoare annotation was computed. [2020-10-19 23:37:36,867 INFO L274 CegarLoopResult]: For program point L1479(lines 1479 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,867 INFO L274 CegarLoopResult]: For program point L158-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:37:36,867 INFO L274 CegarLoopResult]: For program point L92-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:37:36,867 INFO L274 CegarLoopResult]: For program point L26(lines 26 28) no Hoare annotation was computed. [2020-10-19 23:37:36,867 INFO L274 CegarLoopResult]: For program point L26-2(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:37:36,867 INFO L274 CegarLoopResult]: For program point L1282(lines 1282 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,867 INFO L274 CegarLoopResult]: For program point L225(lines 225 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,867 INFO L274 CegarLoopResult]: For program point L1216(lines 1216 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,868 INFO L274 CegarLoopResult]: For program point L159(line 159) no Hoare annotation was computed. [2020-10-19 23:37:36,868 INFO L274 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-10-19 23:37:36,868 INFO L274 CegarLoopResult]: For program point L27(line 27) no Hoare annotation was computed. [2020-10-19 23:37:36,868 INFO L274 CegarLoopResult]: For program point L754(lines 754 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,868 INFO L274 CegarLoopResult]: For program point L688(lines 688 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,868 INFO L274 CegarLoopResult]: For program point L556(lines 556 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,868 INFO L274 CegarLoopResult]: For program point L358(lines 358 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,868 INFO L274 CegarLoopResult]: For program point L1349(lines 1349 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,868 INFO L274 CegarLoopResult]: For program point L292(lines 292 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,868 INFO L274 CegarLoopResult]: For program point L1151(lines 1151 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,868 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-19 23:37:36,868 INFO L274 CegarLoopResult]: For program point L1548(lines 1548 1765) no Hoare annotation was computed. [2020-10-19 23:37:36,868 INFO L274 CegarLoopResult]: For program point L491(lines 491 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,869 INFO L274 CegarLoopResult]: For program point L161-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:37:36,869 INFO L274 CegarLoopResult]: For program point L95-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:37:36,869 INFO L274 CegarLoopResult]: For program point L29-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:37:36,869 INFO L274 CegarLoopResult]: For program point L1020(lines 1020 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,869 INFO L274 CegarLoopResult]: For program point L426(lines 426 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,869 INFO L274 CegarLoopResult]: For program point L1417(lines 1417 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,869 INFO L274 CegarLoopResult]: For program point L162(line 162) no Hoare annotation was computed. [2020-10-19 23:37:36,869 INFO L274 CegarLoopResult]: For program point L96(line 96) no Hoare annotation was computed. [2020-10-19 23:37:36,869 INFO L274 CegarLoopResult]: For program point L30(line 30) no Hoare annotation was computed. [2020-10-19 23:37:36,869 INFO L274 CegarLoopResult]: For program point L1748(lines 1748 1765) no Hoare annotation was computed. [2020-10-19 23:37:36,870 INFO L274 CegarLoopResult]: For program point L1088(lines 1088 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,870 INFO L274 CegarLoopResult]: For program point L956(lines 956 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,870 INFO L274 CegarLoopResult]: For program point L890(lines 890 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,870 INFO L274 CegarLoopResult]: For program point L824(lines 824 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,870 INFO L274 CegarLoopResult]: For program point L626(lines 626 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,870 INFO L274 CegarLoopResult]: For program point L164-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:37:36,871 INFO L274 CegarLoopResult]: For program point L98-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:37:36,871 INFO L274 CegarLoopResult]: For program point L32-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:37:36,871 INFO L274 CegarLoopResult]: For program point L693(lines 693 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,871 INFO L274 CegarLoopResult]: For program point L1684(lines 1684 1765) no Hoare annotation was computed. [2020-10-19 23:37:36,871 INFO L274 CegarLoopResult]: For program point L1618(lines 1618 1765) no Hoare annotation was computed. [2020-10-19 23:37:36,871 INFO L274 CegarLoopResult]: For program point L1486(lines 1486 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,871 INFO L274 CegarLoopResult]: For program point L429(lines 429 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,871 INFO L274 CegarLoopResult]: For program point L363(lines 363 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,871 INFO L274 CegarLoopResult]: For program point L1288(lines 1288 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,871 INFO L274 CegarLoopResult]: For program point L231(lines 231 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,871 INFO L274 CegarLoopResult]: For program point L1222(lines 1222 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,871 INFO L274 CegarLoopResult]: For program point L165(line 165) no Hoare annotation was computed. [2020-10-19 23:37:36,872 INFO L274 CegarLoopResult]: For program point L99(line 99) no Hoare annotation was computed. [2020-10-19 23:37:36,872 INFO L274 CegarLoopResult]: For program point L33(line 33) no Hoare annotation was computed. [2020-10-19 23:37:36,872 INFO L274 CegarLoopResult]: For program point L760(lines 760 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,872 INFO L274 CegarLoopResult]: For program point L562(lines 562 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,872 INFO L274 CegarLoopResult]: For program point L1355(lines 1355 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,872 INFO L274 CegarLoopResult]: For program point L1157(lines 1157 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,872 INFO L274 CegarLoopResult]: For program point L497(lines 497 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,872 INFO L274 CegarLoopResult]: For program point L299(lines 299 1492) no Hoare annotation was computed. [2020-10-19 23:37:36,872 INFO L274 CegarLoopResult]: For program point L167-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:37:36,872 INFO L274 CegarLoopResult]: For program point L101-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:37:36,872 INFO L274 CegarLoopResult]: For program point L35-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:37:36,902 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.10 11:37:36 BoogieIcfgContainer [2020-10-19 23:37:36,902 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-19 23:37:36,903 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-19 23:37:36,903 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-19 23:37:36,903 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-19 23:37:36,904 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 11:36:40" (3/4) ... [2020-10-19 23:37:36,908 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-10-19 23:37:36,949 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2020-10-19 23:37:36,952 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-10-19 23:37:36,956 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-19 23:37:36,959 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-19 23:37:37,274 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-10-19 23:37:37,275 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-19 23:37:37,277 INFO L168 Benchmark]: Toolchain (without parser) took 61488.56 ms. Allocated memory was 42.5 MB in the beginning and 1.5 GB in the end (delta: 1.4 GB). Free memory was 16.9 MB in the beginning and 1.2 GB in the end (delta: -1.2 GB). Peak memory consumption was 235.7 MB. Max. memory is 14.3 GB. [2020-10-19 23:37:37,278 INFO L168 Benchmark]: CDTParser took 0.45 ms. Allocated memory is still 32.0 MB. Free memory was 9.8 MB in the beginning and 9.8 MB in the end (delta: 47.5 kB). Peak memory consumption was 47.5 kB. Max. memory is 14.3 GB. [2020-10-19 23:37:37,278 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1254.37 ms. Allocated memory was 42.5 MB in the beginning and 46.7 MB in the end (delta: 4.2 MB). Free memory was 16.0 MB in the beginning and 10.0 MB in the end (delta: 6.1 MB). Peak memory consumption was 12.9 MB. Max. memory is 14.3 GB. [2020-10-19 23:37:37,279 INFO L168 Benchmark]: Boogie Procedure Inliner took 426.57 ms. Allocated memory was 46.7 MB in the beginning and 59.8 MB in the end (delta: 13.1 MB). Free memory was 10.0 MB in the beginning and 28.9 MB in the end (delta: -18.9 MB). Peak memory consumption was 13.3 MB. Max. memory is 14.3 GB. [2020-10-19 23:37:37,279 INFO L168 Benchmark]: Boogie Preprocessor took 149.73 ms. Allocated memory is still 59.8 MB. Free memory was 28.9 MB in the beginning and 14.1 MB in the end (delta: 14.8 MB). Peak memory consumption was 14.8 MB. Max. memory is 14.3 GB. [2020-10-19 23:37:37,280 INFO L168 Benchmark]: RCFGBuilder took 2983.53 ms. Allocated memory was 59.8 MB in the beginning and 94.9 MB in the end (delta: 35.1 MB). Free memory was 14.1 MB in the beginning and 34.4 MB in the end (delta: -20.3 MB). Peak memory consumption was 35.4 MB. Max. memory is 14.3 GB. [2020-10-19 23:37:37,280 INFO L168 Benchmark]: TraceAbstraction took 56290.65 ms. Allocated memory was 94.9 MB in the beginning and 1.5 GB in the end (delta: 1.4 GB). Free memory was 33.7 MB in the beginning and 1.3 GB in the end (delta: -1.2 GB). Peak memory consumption was 1.3 GB. Max. memory is 14.3 GB. [2020-10-19 23:37:37,281 INFO L168 Benchmark]: Witness Printer took 372.31 ms. Allocated memory is still 1.5 GB. Free memory was 1.3 GB in the beginning and 1.2 GB in the end (delta: 53.3 MB). Peak memory consumption was 53.3 MB. Max. memory is 14.3 GB. [2020-10-19 23:37:37,284 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 ms. Allocated memory is still 32.0 MB. Free memory was 9.8 MB in the beginning and 9.8 MB in the end (delta: 47.5 kB). Peak memory consumption was 47.5 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 1254.37 ms. Allocated memory was 42.5 MB in the beginning and 46.7 MB in the end (delta: 4.2 MB). Free memory was 16.0 MB in the beginning and 10.0 MB in the end (delta: 6.1 MB). Peak memory consumption was 12.9 MB. Max. memory is 14.3 GB. * Boogie Procedure Inliner took 426.57 ms. Allocated memory was 46.7 MB in the beginning and 59.8 MB in the end (delta: 13.1 MB). Free memory was 10.0 MB in the beginning and 28.9 MB in the end (delta: -18.9 MB). Peak memory consumption was 13.3 MB. Max. memory is 14.3 GB. * Boogie Preprocessor took 149.73 ms. Allocated memory is still 59.8 MB. Free memory was 28.9 MB in the beginning and 14.1 MB in the end (delta: 14.8 MB). Peak memory consumption was 14.8 MB. Max. memory is 14.3 GB. * RCFGBuilder took 2983.53 ms. Allocated memory was 59.8 MB in the beginning and 94.9 MB in the end (delta: 35.1 MB). Free memory was 14.1 MB in the beginning and 34.4 MB in the end (delta: -20.3 MB). Peak memory consumption was 35.4 MB. Max. memory is 14.3 GB. * TraceAbstraction took 56290.65 ms. Allocated memory was 94.9 MB in the beginning and 1.5 GB in the end (delta: 1.4 GB). Free memory was 33.7 MB in the beginning and 1.3 GB in the end (delta: -1.2 GB). Peak memory consumption was 1.3 GB. Max. memory is 14.3 GB. * Witness Printer took 372.31 ms. Allocated memory is still 1.5 GB. Free memory was 1.3 GB in the beginning and 1.2 GB in the end (delta: 53.3 MB). Peak memory consumption was 53.3 MB. Max. memory is 14.3 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: 54.9s, OverallIterations: 15, TraceHistogramMax: 11, AutomataDifference: 31.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 5058 SDtfs, 4194 SDslu, 108 SDs, 0 SdLazy, 13519 SolverSat, 2363 SolverUnsat, 1 SolverUnknown, 0 SolverNotchecked, 22.8s 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, 0.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.6s SsaConstructionTime, 1.9s SatisfiabilityAnalysisTime, 7.0s 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...