./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label10.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_label10.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 474608e6b35b08e8f84e14f14169c496fa5f0fd9 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 23:37:24,671 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-19 23:37:24,674 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-19 23:37:24,715 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-19 23:37:24,715 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-19 23:37:24,724 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-19 23:37:24,727 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-19 23:37:24,730 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-19 23:37:24,732 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-19 23:37:24,735 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-19 23:37:24,737 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-19 23:37:24,738 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-19 23:37:24,738 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-19 23:37:24,741 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-19 23:37:24,742 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-19 23:37:24,743 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-19 23:37:24,744 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-19 23:37:24,745 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-19 23:37:24,747 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-19 23:37:24,754 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-19 23:37:24,756 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-19 23:37:24,758 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-19 23:37:24,760 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-19 23:37:24,761 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-19 23:37:24,773 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-19 23:37:24,777 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-19 23:37:24,777 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-19 23:37:24,778 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-19 23:37:24,779 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-19 23:37:24,780 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-19 23:37:24,782 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-19 23:37:24,783 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-19 23:37:24,784 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-19 23:37:24,785 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-19 23:37:24,786 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-19 23:37:24,788 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-19 23:37:24,789 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-19 23:37:24,791 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-19 23:37:24,791 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-19 23:37:24,792 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-19 23:37:24,793 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-19 23:37:24,794 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-19 23:37:24,837 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-19 23:37:24,837 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-19 23:37:24,840 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-19 23:37:24,840 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-19 23:37:24,840 INFO L138 SettingsManager]: * Use SBE=true [2020-10-19 23:37:24,840 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-19 23:37:24,841 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-19 23:37:24,841 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-19 23:37:24,841 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-19 23:37:24,841 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-19 23:37:24,842 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-19 23:37:24,843 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-19 23:37:24,843 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-19 23:37:24,843 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-19 23:37:24,844 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-19 23:37:24,844 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-19 23:37:24,844 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-19 23:37:24,844 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-19 23:37:24,845 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-19 23:37:24,846 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-19 23:37:24,847 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-19 23:37:24,848 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-19 23:37:24,848 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-19 23:37:24,850 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-19 23:37:24,851 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-19 23:37:24,851 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-19 23:37:24,851 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-19 23:37:24,851 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-19 23:37:24,852 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-19 23:37:24,852 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 -> 474608e6b35b08e8f84e14f14169c496fa5f0fd9 [2020-10-19 23:37:25,058 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-19 23:37:25,073 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-19 23:37:25,077 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-19 23:37:25,079 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-19 23:37:25,080 INFO L275 PluginConnector]: CDTParser initialized [2020-10-19 23:37:25,081 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label10.c [2020-10-19 23:37:25,152 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce92a79d0/a9aef69fdb5a4fbeb29fae60d1159fd5/FLAGcb24e1806 [2020-10-19 23:37:25,808 INFO L306 CDTParser]: Found 1 translation units. [2020-10-19 23:37:25,809 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label10.c [2020-10-19 23:37:25,828 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce92a79d0/a9aef69fdb5a4fbeb29fae60d1159fd5/FLAGcb24e1806 [2020-10-19 23:37:26,036 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce92a79d0/a9aef69fdb5a4fbeb29fae60d1159fd5 [2020-10-19 23:37:26,041 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-19 23:37:26,064 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-19 23:37:26,069 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-19 23:37:26,069 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-19 23:37:26,074 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-19 23:37:26,076 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 11:37:26" (1/1) ... [2020-10-19 23:37:26,079 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22997cc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:37:26, skipping insertion in model container [2020-10-19 23:37:26,080 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 11:37:26" (1/1) ... [2020-10-19 23:37:26,089 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-19 23:37:26,171 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-19 23:37:26,904 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-19 23:37:26,916 INFO L203 MainTranslator]: Completed pre-run [2020-10-19 23:37:27,243 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-19 23:37:27,268 INFO L208 MainTranslator]: Completed translation [2020-10-19 23:37:27,270 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:37:27 WrapperNode [2020-10-19 23:37:27,270 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-19 23:37:27,272 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-19 23:37:27,272 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-19 23:37:27,273 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-19 23:37:27,283 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:37:27" (1/1) ... [2020-10-19 23:37:27,344 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:37:27" (1/1) ... [2020-10-19 23:37:27,666 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-19 23:37:27,667 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-19 23:37:27,667 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-19 23:37:27,667 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-19 23:37:27,678 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:37:27" (1/1) ... [2020-10-19 23:37:27,678 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:37:27" (1/1) ... [2020-10-19 23:37:27,692 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:37:27" (1/1) ... [2020-10-19 23:37:27,693 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:37:27" (1/1) ... [2020-10-19 23:37:27,772 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:37:27" (1/1) ... [2020-10-19 23:37:27,808 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:37:27" (1/1) ... [2020-10-19 23:37:27,836 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:37:27" (1/1) ... [2020-10-19 23:37:27,864 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-19 23:37:27,865 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-19 23:37:27,865 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-19 23:37:27,865 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-19 23:37:27,867 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:37:27" (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 23:37:27,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-19 23:37:27,978 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-19 23:37:27,978 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-19 23:37:27,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-19 23:37:30,715 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-19 23:37:30,716 INFO L298 CfgBuilder]: Removed 11 assume(true) statements. [2020-10-19 23:37:30,719 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 11:37:30 BoogieIcfgContainer [2020-10-19 23:37:30,719 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-19 23:37:30,721 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-19 23:37:30,722 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-19 23:37:30,725 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-19 23:37:30,726 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.10 11:37:26" (1/3) ... [2020-10-19 23:37:30,727 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d29fd12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.10 11:37:30, skipping insertion in model container [2020-10-19 23:37:30,728 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:37:27" (2/3) ... [2020-10-19 23:37:30,729 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d29fd12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.10 11:37:30, skipping insertion in model container [2020-10-19 23:37:30,729 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 11:37:30" (3/3) ... [2020-10-19 23:37:30,732 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem16_label10.c [2020-10-19 23:37:30,744 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-19 23:37:30,754 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-19 23:37:30,770 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-19 23:37:30,810 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-19 23:37:30,810 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-19 23:37:30,810 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-19 23:37:30,811 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-19 23:37:30,812 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-19 23:37:30,812 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-19 23:37:30,812 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-19 23:37:30,812 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-19 23:37:30,845 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states. [2020-10-19 23:37:30,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-10-19 23:37:30,854 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:37:30,856 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] [2020-10-19 23:37:30,856 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:37:30,863 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:37:30,863 INFO L82 PathProgramCache]: Analyzing trace with hash -1317301102, now seen corresponding path program 1 times [2020-10-19 23:37:30,872 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:37:30,872 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1615922312] [2020-10-19 23:37:30,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:37:31,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:37:31,115 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 23:37:31,116 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1615922312] [2020-10-19 23:37:31,117 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:37:31,117 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-19 23:37:31,118 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [21897691] [2020-10-19 23:37:31,124 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:37:31,124 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:37:31,139 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:37:31,140 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:37:31,143 INFO L87 Difference]: Start difference. First operand 397 states. Second operand 3 states. [2020-10-19 23:37:33,534 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:37:33,534 INFO L93 Difference]: Finished difference Result 1123 states and 2104 transitions. [2020-10-19 23:37:33,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:37:33,537 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 32 [2020-10-19 23:37:33,538 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:37:33,581 INFO L225 Difference]: With dead ends: 1123 [2020-10-19 23:37:33,582 INFO L226 Difference]: Without dead ends: 662 [2020-10-19 23:37:33,596 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 23:37:33,621 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 662 states. [2020-10-19 23:37:33,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 662 to 662. [2020-10-19 23:37:33,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 662 states. [2020-10-19 23:37:33,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 662 states and 1004 transitions. [2020-10-19 23:37:33,716 INFO L78 Accepts]: Start accepts. Automaton has 662 states and 1004 transitions. Word has length 32 [2020-10-19 23:37:33,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:37:33,717 INFO L481 AbstractCegarLoop]: Abstraction has 662 states and 1004 transitions. [2020-10-19 23:37:33,717 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:37:33,717 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1004 transitions. [2020-10-19 23:37:33,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2020-10-19 23:37:33,721 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:37:33,721 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:37:33,721 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-19 23:37:33,722 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:37:33,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:37:33,722 INFO L82 PathProgramCache]: Analyzing trace with hash -512592468, now seen corresponding path program 1 times [2020-10-19 23:37:33,722 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:37:33,723 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1820480364] [2020-10-19 23:37:33,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:37:33,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:37:34,006 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 23:37:34,006 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1820480364] [2020-10-19 23:37:34,006 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:37:34,007 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 23:37:34,007 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [143261955] [2020-10-19 23:37:34,009 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-19 23:37:34,009 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:37:34,009 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-19 23:37:34,010 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-19 23:37:34,010 INFO L87 Difference]: Start difference. First operand 662 states and 1004 transitions. Second operand 4 states. [2020-10-19 23:37:37,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:37:37,283 INFO L93 Difference]: Finished difference Result 2309 states and 3414 transitions. [2020-10-19 23:37:37,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-19 23:37:37,283 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 100 [2020-10-19 23:37:37,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:37:37,292 INFO L225 Difference]: With dead ends: 2309 [2020-10-19 23:37:37,292 INFO L226 Difference]: Without dead ends: 1649 [2020-10-19 23:37:37,295 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 23:37:37,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1649 states. [2020-10-19 23:37:37,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1649 to 1649. [2020-10-19 23:37:37,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1649 states. [2020-10-19 23:37:37,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1649 states to 1649 states and 2310 transitions. [2020-10-19 23:37:37,332 INFO L78 Accepts]: Start accepts. Automaton has 1649 states and 2310 transitions. Word has length 100 [2020-10-19 23:37:37,333 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:37:37,333 INFO L481 AbstractCegarLoop]: Abstraction has 1649 states and 2310 transitions. [2020-10-19 23:37:37,333 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-19 23:37:37,334 INFO L276 IsEmpty]: Start isEmpty. Operand 1649 states and 2310 transitions. [2020-10-19 23:37:37,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2020-10-19 23:37:37,339 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:37:37,340 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:37:37,341 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-19 23:37:37,341 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:37:37,341 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:37:37,342 INFO L82 PathProgramCache]: Analyzing trace with hash -430532651, now seen corresponding path program 1 times [2020-10-19 23:37:37,342 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:37:37,342 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [121458647] [2020-10-19 23:37:37,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:37:37,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:37:37,552 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 23:37:37,553 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [121458647] [2020-10-19 23:37:37,556 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:37:37,556 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-19 23:37:37,559 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [141964825] [2020-10-19 23:37:37,560 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:37:37,560 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:37:37,560 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:37:37,560 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:37:37,561 INFO L87 Difference]: Start difference. First operand 1649 states and 2310 transitions. Second operand 3 states. [2020-10-19 23:37:39,845 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:37:39,846 INFO L93 Difference]: Finished difference Result 3625 states and 5242 transitions. [2020-10-19 23:37:39,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:37:39,847 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 163 [2020-10-19 23:37:39,847 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:37:39,860 INFO L225 Difference]: With dead ends: 3625 [2020-10-19 23:37:39,861 INFO L226 Difference]: Without dead ends: 2307 [2020-10-19 23:37:39,863 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 23:37:39,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2307 states. [2020-10-19 23:37:39,906 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2307 to 2307. [2020-10-19 23:37:39,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2307 states. [2020-10-19 23:37:39,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2307 states to 2307 states and 3113 transitions. [2020-10-19 23:37:39,914 INFO L78 Accepts]: Start accepts. Automaton has 2307 states and 3113 transitions. Word has length 163 [2020-10-19 23:37:39,915 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:37:39,915 INFO L481 AbstractCegarLoop]: Abstraction has 2307 states and 3113 transitions. [2020-10-19 23:37:39,915 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:37:39,916 INFO L276 IsEmpty]: Start isEmpty. Operand 2307 states and 3113 transitions. [2020-10-19 23:37:39,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2020-10-19 23:37:39,919 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:37:39,920 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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 23:37:39,920 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-19 23:37:39,920 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:37:39,920 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:37:39,921 INFO L82 PathProgramCache]: Analyzing trace with hash 1250337670, now seen corresponding path program 1 times [2020-10-19 23:37:39,921 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:37:39,921 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2084688840] [2020-10-19 23:37:39,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:37:39,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:37:40,167 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2020-10-19 23:37:40,168 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2084688840] [2020-10-19 23:37:40,168 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:37:40,168 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-19 23:37:40,169 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [732657601] [2020-10-19 23:37:40,169 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:37:40,170 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:37:40,170 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:37:40,170 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:37:40,171 INFO L87 Difference]: Start difference. First operand 2307 states and 3113 transitions. Second operand 3 states. [2020-10-19 23:37:42,033 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:37:42,033 INFO L93 Difference]: Finished difference Result 5599 states and 7699 transitions. [2020-10-19 23:37:42,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:37:42,034 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 198 [2020-10-19 23:37:42,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:37:42,051 INFO L225 Difference]: With dead ends: 5599 [2020-10-19 23:37:42,051 INFO L226 Difference]: Without dead ends: 3623 [2020-10-19 23:37:42,055 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 23:37:42,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3623 states. [2020-10-19 23:37:42,122 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3623 to 2965. [2020-10-19 23:37:42,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2965 states. [2020-10-19 23:37:42,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2965 states to 2965 states and 3688 transitions. [2020-10-19 23:37:42,130 INFO L78 Accepts]: Start accepts. Automaton has 2965 states and 3688 transitions. Word has length 198 [2020-10-19 23:37:42,131 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:37:42,131 INFO L481 AbstractCegarLoop]: Abstraction has 2965 states and 3688 transitions. [2020-10-19 23:37:42,131 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:37:42,131 INFO L276 IsEmpty]: Start isEmpty. Operand 2965 states and 3688 transitions. [2020-10-19 23:37:42,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2020-10-19 23:37:42,134 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:37:42,134 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-19 23:37:42,135 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-19 23:37:42,135 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:37:42,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:37:42,136 INFO L82 PathProgramCache]: Analyzing trace with hash 523979223, now seen corresponding path program 1 times [2020-10-19 23:37:42,136 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:37:42,136 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1655759270] [2020-10-19 23:37:42,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:37:42,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:37:42,269 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 23:37:42,269 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1655759270] [2020-10-19 23:37:42,270 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:37:42,270 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 23:37:42,270 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [435144096] [2020-10-19 23:37:42,271 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:37:42,271 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:37:42,272 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:37:42,272 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:37:42,272 INFO L87 Difference]: Start difference. First operand 2965 states and 3688 transitions. Second operand 3 states. [2020-10-19 23:37:44,404 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:37:44,405 INFO L93 Difference]: Finished difference Result 6915 states and 8657 transitions. [2020-10-19 23:37:44,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:37:44,406 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 215 [2020-10-19 23:37:44,407 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:37:44,425 INFO L225 Difference]: With dead ends: 6915 [2020-10-19 23:37:44,425 INFO L226 Difference]: Without dead ends: 3952 [2020-10-19 23:37:44,430 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 23:37:44,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3952 states. [2020-10-19 23:37:44,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3952 to 3952. [2020-10-19 23:37:44,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3952 states. [2020-10-19 23:37:44,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3952 states to 3952 states and 4242 transitions. [2020-10-19 23:37:44,518 INFO L78 Accepts]: Start accepts. Automaton has 3952 states and 4242 transitions. Word has length 215 [2020-10-19 23:37:44,518 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:37:44,518 INFO L481 AbstractCegarLoop]: Abstraction has 3952 states and 4242 transitions. [2020-10-19 23:37:44,519 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:37:44,519 INFO L276 IsEmpty]: Start isEmpty. Operand 3952 states and 4242 transitions. [2020-10-19 23:37:44,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2020-10-19 23:37:44,523 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:37:44,523 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:37:44,523 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-19 23:37:44,524 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:37:44,524 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:37:44,525 INFO L82 PathProgramCache]: Analyzing trace with hash -1342786607, now seen corresponding path program 1 times [2020-10-19 23:37:44,525 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:37:44,525 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [425566010] [2020-10-19 23:37:44,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:37:44,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:37:44,815 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 23:37:44,815 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [425566010] [2020-10-19 23:37:44,817 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:37:44,817 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 23:37:44,818 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [206949325] [2020-10-19 23:37:44,818 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:37:44,819 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:37:44,819 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:37:44,819 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:37:44,820 INFO L87 Difference]: Start difference. First operand 3952 states and 4242 transitions. Second operand 3 states. [2020-10-19 23:37:46,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:37:46,309 INFO L93 Difference]: Finished difference Result 9218 states and 9926 transitions. [2020-10-19 23:37:46,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:37:46,315 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 267 [2020-10-19 23:37:46,315 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:37:46,337 INFO L225 Difference]: With dead ends: 9218 [2020-10-19 23:37:46,338 INFO L226 Difference]: Without dead ends: 5268 [2020-10-19 23:37:46,344 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 23:37:46,351 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5268 states. [2020-10-19 23:37:46,463 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5268 to 5268. [2020-10-19 23:37:46,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5268 states. [2020-10-19 23:37:46,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5268 states to 5268 states and 5527 transitions. [2020-10-19 23:37:46,477 INFO L78 Accepts]: Start accepts. Automaton has 5268 states and 5527 transitions. Word has length 267 [2020-10-19 23:37:46,478 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:37:46,482 INFO L481 AbstractCegarLoop]: Abstraction has 5268 states and 5527 transitions. [2020-10-19 23:37:46,482 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:37:46,483 INFO L276 IsEmpty]: Start isEmpty. Operand 5268 states and 5527 transitions. [2020-10-19 23:37:46,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 372 [2020-10-19 23:37:46,491 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:37:46,491 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 23:37:46,492 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-19 23:37:46,492 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:37:46,492 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:37:46,492 INFO L82 PathProgramCache]: Analyzing trace with hash 9282513, now seen corresponding path program 1 times [2020-10-19 23:37:46,493 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:37:46,493 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [81107674] [2020-10-19 23:37:46,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:37:46,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:37:47,303 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2020-10-19 23:37:47,304 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [81107674] [2020-10-19 23:37:47,304 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1011443845] [2020-10-19 23:37:47,304 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 23:37:47,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:37:47,468 INFO L263 TraceCheckSpWp]: Trace formula consists of 482 conjuncts, 2 conjunts are in the unsatisfiable core [2020-10-19 23:37:47,508 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 23:37:47,752 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2020-10-19 23:37:47,752 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-10-19 23:37:47,753 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [3] total 4 [2020-10-19 23:37:47,753 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1545631931] [2020-10-19 23:37:47,754 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:37:47,754 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:37:47,754 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:37:47,754 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-19 23:37:47,754 INFO L87 Difference]: Start difference. First operand 5268 states and 5527 transitions. Second operand 3 states. [2020-10-19 23:37:49,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:37:49,212 INFO L93 Difference]: Finished difference Result 6257 states and 6540 transitions. [2020-10-19 23:37:49,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:37:49,213 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 371 [2020-10-19 23:37:49,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:37:49,237 INFO L225 Difference]: With dead ends: 6257 [2020-10-19 23:37:49,238 INFO L226 Difference]: Without dead ends: 6255 [2020-10-19 23:37:49,240 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 373 GetRequests, 370 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 23:37:49,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6255 states. [2020-10-19 23:37:49,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6255 to 5597. [2020-10-19 23:37:49,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5597 states. [2020-10-19 23:37:49,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5597 states to 5597 states and 5869 transitions. [2020-10-19 23:37:49,354 INFO L78 Accepts]: Start accepts. Automaton has 5597 states and 5869 transitions. Word has length 371 [2020-10-19 23:37:49,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:37:49,355 INFO L481 AbstractCegarLoop]: Abstraction has 5597 states and 5869 transitions. [2020-10-19 23:37:49,355 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:37:49,355 INFO L276 IsEmpty]: Start isEmpty. Operand 5597 states and 5869 transitions. [2020-10-19 23:37:49,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 608 [2020-10-19 23:37:49,371 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:37:49,371 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 23:37:49,585 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2020-10-19 23:37:49,586 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:37:49,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:37:49,587 INFO L82 PathProgramCache]: Analyzing trace with hash 603300724, now seen corresponding path program 1 times [2020-10-19 23:37:49,587 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:37:49,588 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1417270503] [2020-10-19 23:37:49,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:37:49,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:37:50,173 INFO L134 CoverageAnalysis]: Checked inductivity of 751 backedges. 626 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2020-10-19 23:37:50,174 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1417270503] [2020-10-19 23:37:50,175 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:37:50,175 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 23:37:50,175 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1363239455] [2020-10-19 23:37:50,177 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:37:50,177 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:37:50,177 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:37:50,178 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:37:50,178 INFO L87 Difference]: Start difference. First operand 5597 states and 5869 transitions. Second operand 3 states. [2020-10-19 23:37:51,689 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:37:51,690 INFO L93 Difference]: Finished difference Result 12837 states and 13521 transitions. [2020-10-19 23:37:51,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:37:51,691 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 607 [2020-10-19 23:37:51,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:37:51,729 INFO L225 Difference]: With dead ends: 12837 [2020-10-19 23:37:51,730 INFO L226 Difference]: Without dead ends: 7571 [2020-10-19 23:37:51,740 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 23:37:51,752 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7571 states. [2020-10-19 23:37:51,909 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7571 to 7242. [2020-10-19 23:37:51,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7242 states. [2020-10-19 23:37:51,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7242 states to 7242 states and 7617 transitions. [2020-10-19 23:37:51,928 INFO L78 Accepts]: Start accepts. Automaton has 7242 states and 7617 transitions. Word has length 607 [2020-10-19 23:37:51,929 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:37:51,929 INFO L481 AbstractCegarLoop]: Abstraction has 7242 states and 7617 transitions. [2020-10-19 23:37:51,929 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:37:51,930 INFO L276 IsEmpty]: Start isEmpty. Operand 7242 states and 7617 transitions. [2020-10-19 23:37:51,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 697 [2020-10-19 23:37:51,974 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:37:51,975 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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 23:37:51,976 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-19 23:37:51,976 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:37:51,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:37:51,977 INFO L82 PathProgramCache]: Analyzing trace with hash 1291024378, now seen corresponding path program 1 times [2020-10-19 23:37:51,977 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:37:51,978 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [682336294] [2020-10-19 23:37:51,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:37:52,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:37:53,304 INFO L134 CoverageAnalysis]: Checked inductivity of 776 backedges. 405 proven. 0 refuted. 0 times theorem prover too weak. 371 trivial. 0 not checked. [2020-10-19 23:37:53,305 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [682336294] [2020-10-19 23:37:53,305 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:37:53,305 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 23:37:53,306 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2051521452] [2020-10-19 23:37:53,308 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:37:53,308 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:37:53,308 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:37:53,308 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:37:53,309 INFO L87 Difference]: Start difference. First operand 7242 states and 7617 transitions. Second operand 3 states. [2020-10-19 23:37:54,852 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:37:54,852 INFO L93 Difference]: Finished difference Result 16127 states and 17017 transitions. [2020-10-19 23:37:54,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:37:54,853 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 696 [2020-10-19 23:37:54,854 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:37:54,870 INFO L225 Difference]: With dead ends: 16127 [2020-10-19 23:37:54,870 INFO L226 Difference]: Without dead ends: 8887 [2020-10-19 23:37:54,881 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 23:37:54,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8887 states. [2020-10-19 23:37:55,006 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8887 to 8558. [2020-10-19 23:37:55,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8558 states. [2020-10-19 23:37:55,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8558 states to 8558 states and 8958 transitions. [2020-10-19 23:37:55,018 INFO L78 Accepts]: Start accepts. Automaton has 8558 states and 8958 transitions. Word has length 696 [2020-10-19 23:37:55,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:37:55,020 INFO L481 AbstractCegarLoop]: Abstraction has 8558 states and 8958 transitions. [2020-10-19 23:37:55,020 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:37:55,020 INFO L276 IsEmpty]: Start isEmpty. Operand 8558 states and 8958 transitions. [2020-10-19 23:37:55,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 698 [2020-10-19 23:37:55,046 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:37:55,046 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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 23:37:55,047 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-19 23:37:55,047 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:37:55,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:37:55,050 INFO L82 PathProgramCache]: Analyzing trace with hash -1941854035, now seen corresponding path program 1 times [2020-10-19 23:37:55,051 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:37:55,051 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [920042819] [2020-10-19 23:37:55,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:37:55,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:37:56,598 INFO L134 CoverageAnalysis]: Checked inductivity of 779 backedges. 90 proven. 446 refuted. 0 times theorem prover too weak. 243 trivial. 0 not checked. [2020-10-19 23:37:56,599 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [920042819] [2020-10-19 23:37:56,599 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [964811846] [2020-10-19 23:37:56,599 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 23:37:56,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:37:56,784 INFO L263 TraceCheckSpWp]: Trace formula consists of 859 conjuncts, 2 conjunts are in the unsatisfiable core [2020-10-19 23:37:56,800 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 23:37:57,035 INFO L134 CoverageAnalysis]: Checked inductivity of 779 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 660 trivial. 0 not checked. [2020-10-19 23:37:57,036 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-10-19 23:37:57,036 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2020-10-19 23:37:57,036 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [28531681] [2020-10-19 23:37:57,037 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:37:57,037 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:37:57,038 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:37:57,038 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-19 23:37:57,038 INFO L87 Difference]: Start difference. First operand 8558 states and 8958 transitions. Second operand 3 states. [2020-10-19 23:37:58,375 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:37:58,376 INFO L93 Difference]: Finished difference Result 16785 states and 17583 transitions. [2020-10-19 23:37:58,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:37:58,377 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 697 [2020-10-19 23:37:58,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:37:58,394 INFO L225 Difference]: With dead ends: 16785 [2020-10-19 23:37:58,395 INFO L226 Difference]: Without dead ends: 8558 [2020-10-19 23:37:58,405 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 701 GetRequests, 697 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 23:37:58,415 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8558 states. [2020-10-19 23:37:58,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8558 to 8558. [2020-10-19 23:37:58,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8558 states. [2020-10-19 23:37:58,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8558 states to 8558 states and 8906 transitions. [2020-10-19 23:37:58,536 INFO L78 Accepts]: Start accepts. Automaton has 8558 states and 8906 transitions. Word has length 697 [2020-10-19 23:37:58,537 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:37:58,537 INFO L481 AbstractCegarLoop]: Abstraction has 8558 states and 8906 transitions. [2020-10-19 23:37:58,537 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:37:58,538 INFO L276 IsEmpty]: Start isEmpty. Operand 8558 states and 8906 transitions. [2020-10-19 23:37:58,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1156 [2020-10-19 23:37:58,559 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:37:58,560 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, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 23:37:58,774 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2020-10-19 23:37:58,775 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:37:58,775 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:37:58,775 INFO L82 PathProgramCache]: Analyzing trace with hash -52978272, now seen corresponding path program 1 times [2020-10-19 23:37:58,775 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:37:58,776 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1124909287] [2020-10-19 23:37:58,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:37:58,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:38:00,182 INFO L134 CoverageAnalysis]: Checked inductivity of 2658 backedges. 1832 proven. 0 refuted. 0 times theorem prover too weak. 826 trivial. 0 not checked. [2020-10-19 23:38:00,183 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1124909287] [2020-10-19 23:38:00,183 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:38:00,183 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 23:38:00,184 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [67658900] [2020-10-19 23:38:00,185 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:38:00,185 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:38:00,185 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:38:00,185 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:38:00,186 INFO L87 Difference]: Start difference. First operand 8558 states and 8906 transitions. Second operand 3 states. [2020-10-19 23:38:01,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:38:01,551 INFO L93 Difference]: Finished difference Result 16785 states and 17479 transitions. [2020-10-19 23:38:01,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:38:01,552 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1155 [2020-10-19 23:38:01,554 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:38:01,570 INFO L225 Difference]: With dead ends: 16785 [2020-10-19 23:38:01,571 INFO L226 Difference]: Without dead ends: 8558 [2020-10-19 23:38:01,581 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 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 23:38:01,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8558 states. [2020-10-19 23:38:01,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8558 to 8558. [2020-10-19 23:38:01,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8558 states. [2020-10-19 23:38:01,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8558 states to 8558 states and 8868 transitions. [2020-10-19 23:38:01,699 INFO L78 Accepts]: Start accepts. Automaton has 8558 states and 8868 transitions. Word has length 1155 [2020-10-19 23:38:01,700 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:38:01,700 INFO L481 AbstractCegarLoop]: Abstraction has 8558 states and 8868 transitions. [2020-10-19 23:38:01,700 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:38:01,706 INFO L276 IsEmpty]: Start isEmpty. Operand 8558 states and 8868 transitions. [2020-10-19 23:38:01,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1184 [2020-10-19 23:38:01,742 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:38:01,743 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, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 23:38:01,743 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-19 23:38:01,744 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:38:01,744 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:38:01,745 INFO L82 PathProgramCache]: Analyzing trace with hash 1301016024, now seen corresponding path program 1 times [2020-10-19 23:38:01,745 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:38:01,746 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [692254796] [2020-10-19 23:38:01,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:38:01,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:38:03,064 INFO L134 CoverageAnalysis]: Checked inductivity of 2766 backedges. 1543 proven. 0 refuted. 0 times theorem prover too weak. 1223 trivial. 0 not checked. [2020-10-19 23:38:03,064 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [692254796] [2020-10-19 23:38:03,064 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:38:03,065 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 23:38:03,065 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1944983819] [2020-10-19 23:38:03,066 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:38:03,066 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:38:03,066 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:38:03,066 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:38:03,066 INFO L87 Difference]: Start difference. First operand 8558 states and 8868 transitions. Second operand 3 states. [2020-10-19 23:38:04,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:38:04,760 INFO L93 Difference]: Finished difference Result 17772 states and 18405 transitions. [2020-10-19 23:38:04,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:38:04,761 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1183 [2020-10-19 23:38:04,762 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:38:04,779 INFO L225 Difference]: With dead ends: 17772 [2020-10-19 23:38:04,780 INFO L226 Difference]: Without dead ends: 9545 [2020-10-19 23:38:04,793 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 23:38:04,808 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9545 states. [2020-10-19 23:38:04,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9545 to 9545. [2020-10-19 23:38:04,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9545 states. [2020-10-19 23:38:05,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9545 states to 9545 states and 9862 transitions. [2020-10-19 23:38:05,006 INFO L78 Accepts]: Start accepts. Automaton has 9545 states and 9862 transitions. Word has length 1183 [2020-10-19 23:38:05,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:38:05,007 INFO L481 AbstractCegarLoop]: Abstraction has 9545 states and 9862 transitions. [2020-10-19 23:38:05,007 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:38:05,007 INFO L276 IsEmpty]: Start isEmpty. Operand 9545 states and 9862 transitions. [2020-10-19 23:38:05,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1202 [2020-10-19 23:38:05,036 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:38:05,038 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, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 23:38:05,039 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-19 23:38:05,039 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:38:05,039 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:38:05,040 INFO L82 PathProgramCache]: Analyzing trace with hash 390062861, now seen corresponding path program 1 times [2020-10-19 23:38:05,040 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:38:05,040 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1463267823] [2020-10-19 23:38:05,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:38:05,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:38:06,660 INFO L134 CoverageAnalysis]: Checked inductivity of 2796 backedges. 209 proven. 0 refuted. 0 times theorem prover too weak. 2587 trivial. 0 not checked. [2020-10-19 23:38:06,666 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1463267823] [2020-10-19 23:38:06,667 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:38:06,668 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 23:38:06,668 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [709359376] [2020-10-19 23:38:06,670 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:38:06,670 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:38:06,671 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:38:06,671 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:38:06,671 INFO L87 Difference]: Start difference. First operand 9545 states and 9862 transitions. Second operand 3 states. [2020-10-19 23:38:08,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:38:08,083 INFO L93 Difference]: Finished difference Result 19746 states and 20387 transitions. [2020-10-19 23:38:08,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:38:08,084 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1201 [2020-10-19 23:38:08,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:38:08,103 INFO L225 Difference]: With dead ends: 19746 [2020-10-19 23:38:08,104 INFO L226 Difference]: Without dead ends: 8887 [2020-10-19 23:38:08,118 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 23:38:08,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8887 states. [2020-10-19 23:38:08,210 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8887 to 8887. [2020-10-19 23:38:08,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8887 states. [2020-10-19 23:38:08,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8887 states to 8887 states and 9136 transitions. [2020-10-19 23:38:08,223 INFO L78 Accepts]: Start accepts. Automaton has 8887 states and 9136 transitions. Word has length 1201 [2020-10-19 23:38:08,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:38:08,225 INFO L481 AbstractCegarLoop]: Abstraction has 8887 states and 9136 transitions. [2020-10-19 23:38:08,225 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:38:08,225 INFO L276 IsEmpty]: Start isEmpty. Operand 8887 states and 9136 transitions. [2020-10-19 23:38:08,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1344 [2020-10-19 23:38:08,254 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:38:08,255 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, 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, 7, 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 23:38:08,255 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-19 23:38:08,255 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:38:08,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:38:08,256 INFO L82 PathProgramCache]: Analyzing trace with hash 1831247813, now seen corresponding path program 1 times [2020-10-19 23:38:08,257 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:38:08,258 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [934658439] [2020-10-19 23:38:08,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:38:08,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:38:10,415 INFO L134 CoverageAnalysis]: Checked inductivity of 3682 backedges. 239 proven. 0 refuted. 0 times theorem prover too weak. 3443 trivial. 0 not checked. [2020-10-19 23:38:10,416 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [934658439] [2020-10-19 23:38:10,416 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:38:10,416 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 23:38:10,417 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [183480682] [2020-10-19 23:38:10,418 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:38:10,418 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:38:10,418 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:38:10,419 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:38:10,419 INFO L87 Difference]: Start difference. First operand 8887 states and 9136 transitions. Second operand 3 states. [2020-10-19 23:38:11,277 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:38:11,277 INFO L93 Difference]: Finished difference Result 9223 states and 9472 transitions. [2020-10-19 23:38:11,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:38:11,278 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1343 [2020-10-19 23:38:11,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:38:11,294 INFO L225 Difference]: With dead ends: 9223 [2020-10-19 23:38:11,294 INFO L226 Difference]: Without dead ends: 8887 [2020-10-19 23:38:11,298 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 23:38:11,309 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8887 states. [2020-10-19 23:38:11,393 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8887 to 8887. [2020-10-19 23:38:11,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8887 states. [2020-10-19 23:38:11,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8887 states to 8887 states and 9135 transitions. [2020-10-19 23:38:11,405 INFO L78 Accepts]: Start accepts. Automaton has 8887 states and 9135 transitions. Word has length 1343 [2020-10-19 23:38:11,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:38:11,407 INFO L481 AbstractCegarLoop]: Abstraction has 8887 states and 9135 transitions. [2020-10-19 23:38:11,407 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:38:11,407 INFO L276 IsEmpty]: Start isEmpty. Operand 8887 states and 9135 transitions. [2020-10-19 23:38:11,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1496 [2020-10-19 23:38:11,441 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:38:11,443 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, 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, 7, 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 23:38:11,443 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-10-19 23:38:11,443 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:38:11,444 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:38:11,444 INFO L82 PathProgramCache]: Analyzing trace with hash 446753736, now seen corresponding path program 1 times [2020-10-19 23:38:11,445 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:38:11,445 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [118854041] [2020-10-19 23:38:11,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:38:11,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:38:13,132 INFO L134 CoverageAnalysis]: Checked inductivity of 3985 backedges. 239 proven. 0 refuted. 0 times theorem prover too weak. 3746 trivial. 0 not checked. [2020-10-19 23:38:13,132 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [118854041] [2020-10-19 23:38:13,132 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:38:13,133 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 23:38:13,133 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1315925960] [2020-10-19 23:38:13,138 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:38:13,139 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:38:13,139 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:38:13,139 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:38:13,140 INFO L87 Difference]: Start difference. First operand 8887 states and 9135 transitions. Second operand 3 states. [2020-10-19 23:38:14,897 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:38:14,897 INFO L93 Difference]: Finished difference Result 23034 states and 23724 transitions. [2020-10-19 23:38:14,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:38:14,900 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1495 [2020-10-19 23:38:14,901 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:38:14,901 INFO L225 Difference]: With dead ends: 23034 [2020-10-19 23:38:14,901 INFO L226 Difference]: Without dead ends: 0 [2020-10-19 23:38:14,913 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 23:38:14,913 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-19 23:38:14,913 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-19 23:38:14,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-19 23:38:14,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-19 23:38:14,914 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1495 [2020-10-19 23:38:14,914 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:38:14,915 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-19 23:38:14,915 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:38:14,915 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-19 23:38:14,915 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-19 23:38:14,915 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-10-19 23:38:14,918 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-19 23:38:15,555 WARN L193 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 43 [2020-10-19 23:38:15,874 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 37 [2020-10-19 23:38:16,277 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 43 [2020-10-19 23:38:16,282 INFO L274 CegarLoopResult]: For program point L1555(lines 1555 1765) no Hoare annotation was computed. [2020-10-19 23:38:16,282 INFO L274 CegarLoopResult]: For program point L168(line 168) no Hoare annotation was computed. [2020-10-19 23:38:16,282 INFO L274 CegarLoopResult]: For program point L102(line 102) no Hoare annotation was computed. [2020-10-19 23:38:16,283 INFO L274 CegarLoopResult]: For program point L36(line 36) no Hoare annotation was computed. [2020-10-19 23:38:16,283 INFO L274 CegarLoopResult]: For program point L1027(lines 1027 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,283 INFO L274 CegarLoopResult]: For program point L1754(lines 1754 1765) no Hoare annotation was computed. [2020-10-19 23:38:16,283 INFO L274 CegarLoopResult]: For program point L1424(lines 1424 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,283 INFO L274 CegarLoopResult]: For program point L1094(lines 1094 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,283 INFO L274 CegarLoopResult]: For program point L896(lines 896 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,284 INFO L274 CegarLoopResult]: For program point L830(lines 830 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,284 INFO L274 CegarLoopResult]: For program point L698(lines 698 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,284 INFO L274 CegarLoopResult]: For program point L1689(lines 1689 1765) no Hoare annotation was computed. [2020-10-19 23:38:16,284 INFO L274 CegarLoopResult]: For program point L1293(lines 1293 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,284 INFO L274 CegarLoopResult]: For program point L170-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:38:16,284 INFO L274 CegarLoopResult]: For program point L104-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:38:16,284 INFO L274 CegarLoopResult]: For program point L38-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:38:16,284 INFO L274 CegarLoopResult]: For program point L963(lines 963 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,284 INFO L274 CegarLoopResult]: For program point L765(lines 765 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,284 INFO L274 CegarLoopResult]: For program point L633(lines 633 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,284 INFO L274 CegarLoopResult]: For program point L1624(lines 1624 1765) no Hoare annotation was computed. [2020-10-19 23:38:16,285 INFO L274 CegarLoopResult]: For program point L369(lines 369 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,285 INFO L274 CegarLoopResult]: For program point L1360(lines 1360 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,285 INFO L274 CegarLoopResult]: For program point L237(lines 237 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,285 INFO L274 CegarLoopResult]: For program point L171(line 171) no Hoare annotation was computed. [2020-10-19 23:38:16,286 INFO L274 CegarLoopResult]: For program point L1162(lines 1162 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,286 INFO L274 CegarLoopResult]: For program point L105(line 105) no Hoare annotation was computed. [2020-10-19 23:38:16,286 INFO L274 CegarLoopResult]: For program point L39(line 39) no Hoare annotation was computed. [2020-10-19 23:38:16,287 INFO L270 CegarLoopResult]: At program point L1493(lines 25 1494) the Hoare annotation is: (let ((.cse0 (= ~a12~0 8)) (.cse2 (= ~a16~0 9)) (.cse1 (<= ~a15~0 3)) (.cse5 (<= (+ ~a18~0 76) 0)) (.cse3 (<= ~a16~0 8)) (.cse4 (<= ~a16~0 11))) (or (and .cse0 .cse1) (and .cse2 .cse0) (and (<= 4 ~a15~0) .cse3) (and .cse2 (<= ~a12~0 7)) (and .cse2 .cse1) (and (= ~a12~0 6) .cse4) (and .cse2 .cse5) (and (<= 11 ~a16~0) .cse1) (and .cse5 .cse3) (and .cse4 (<= ~a12~0 5)) (and (= ~a12~0 9) (= ~a15~0 3) (< 134 ~a18~0) (= ~a16~0 8)))) [2020-10-19 23:38:16,289 INFO L274 CegarLoopResult]: For program point L436(lines 436 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,289 INFO L274 CegarLoopResult]: For program point L1229(lines 1229 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,289 INFO L274 CegarLoopResult]: For program point L569(lines 569 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,289 INFO L274 CegarLoopResult]: For program point L503(lines 503 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,289 INFO L274 CegarLoopResult]: For program point L305(lines 305 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,290 INFO L274 CegarLoopResult]: For program point L173-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:38:16,290 INFO L274 CegarLoopResult]: For program point L107-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:38:16,290 INFO L274 CegarLoopResult]: For program point L41-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:38:16,290 INFO L274 CegarLoopResult]: For program point L1759(lines 1759 1765) no Hoare annotation was computed. [2020-10-19 23:38:16,290 INFO L274 CegarLoopResult]: For program point L1561(lines 1561 1765) no Hoare annotation was computed. [2020-10-19 23:38:16,290 INFO L274 CegarLoopResult]: For program point L174(line 174) no Hoare annotation was computed. [2020-10-19 23:38:16,290 INFO L274 CegarLoopResult]: For program point L108(line 108) no Hoare annotation was computed. [2020-10-19 23:38:16,290 INFO L274 CegarLoopResult]: For program point L1099(lines 1099 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,290 INFO L274 CegarLoopResult]: For program point L42(line 42) no Hoare annotation was computed. [2020-10-19 23:38:16,291 INFO L274 CegarLoopResult]: For program point L1033(lines 1033 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,291 INFO L274 CegarLoopResult]: For program point L901(lines 901 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,291 INFO L274 CegarLoopResult]: For program point L1430(lines 1430 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,291 INFO L274 CegarLoopResult]: For program point L836(lines 836 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,291 INFO L274 CegarLoopResult]: For program point L1695(lines 1695 1765) no Hoare annotation was computed. [2020-10-19 23:38:16,291 INFO L274 CegarLoopResult]: For program point L638(lines 638 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,291 INFO L274 CegarLoopResult]: For program point L1299(lines 1299 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,291 INFO L274 CegarLoopResult]: For program point L242(lines 242 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,291 INFO L274 CegarLoopResult]: For program point L176-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:38:16,292 INFO L274 CegarLoopResult]: For program point L110-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:38:16,292 INFO L274 CegarLoopResult]: For program point L44-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:38:16,292 INFO L274 CegarLoopResult]: For program point L969(lines 969 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,292 INFO L274 CegarLoopResult]: For program point L771(lines 771 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,292 INFO L274 CegarLoopResult]: For program point L705(lines 705 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,292 INFO L274 CegarLoopResult]: For program point L1630(lines 1630 1765) no Hoare annotation was computed. [2020-10-19 23:38:16,292 INFO L274 CegarLoopResult]: For program point L375(lines 375 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,292 INFO L274 CegarLoopResult]: For program point L1366(lines 1366 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,292 INFO L274 CegarLoopResult]: For program point L177(line 177) no Hoare annotation was computed. [2020-10-19 23:38:16,292 INFO L274 CegarLoopResult]: For program point L1168(lines 1168 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,293 INFO L274 CegarLoopResult]: For program point L111(line 111) no Hoare annotation was computed. [2020-10-19 23:38:16,293 INFO L274 CegarLoopResult]: For program point L45(line 45) no Hoare annotation was computed. [2020-10-19 23:38:16,293 INFO L274 CegarLoopResult]: For program point L1499(lines 1499 1765) no Hoare annotation was computed. [2020-10-19 23:38:16,293 INFO L274 CegarLoopResult]: For program point L442(lines 442 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,293 INFO L274 CegarLoopResult]: For program point L575(lines 575 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,293 INFO L274 CegarLoopResult]: For program point L311(lines 311 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,293 INFO L274 CegarLoopResult]: For program point L1236(lines 1236 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,293 INFO L274 CegarLoopResult]: For program point L179-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:38:16,293 INFO L274 CegarLoopResult]: For program point L113-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:38:16,293 INFO L274 CegarLoopResult]: For program point L47-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:38:16,293 INFO L274 CegarLoopResult]: For program point L1038(lines 1038 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,294 INFO L274 CegarLoopResult]: For program point L708(lines 708 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,294 INFO L274 CegarLoopResult]: For program point L510(lines 510 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,294 INFO L274 CegarLoopResult]: For program point L180(line 180) no Hoare annotation was computed. [2020-10-19 23:38:16,294 INFO L274 CegarLoopResult]: For program point L114(line 114) no Hoare annotation was computed. [2020-10-19 23:38:16,294 INFO L274 CegarLoopResult]: For program point L1105(lines 1105 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,294 INFO L274 CegarLoopResult]: For program point L48(line 48) no Hoare annotation was computed. [2020-10-19 23:38:16,294 INFO L274 CegarLoopResult]: For program point L907(lines 907 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,295 INFO L270 CegarLoopResult]: At program point L1766(lines 1496 1767) the Hoare annotation is: (let ((.cse0 (= ~a12~0 8)) (.cse2 (= ~a16~0 9)) (.cse1 (<= ~a15~0 3)) (.cse5 (<= (+ ~a18~0 76) 0)) (.cse3 (<= ~a16~0 8)) (.cse4 (<= ~a16~0 11))) (or (and .cse0 .cse1) (and .cse2 .cse0) (and (<= 4 ~a15~0) .cse3) (and .cse2 (<= ~a12~0 7)) (and .cse2 .cse1) (and (= ~a12~0 6) .cse4) (and .cse2 .cse5) (and (<= 11 ~a16~0) .cse1) (and .cse5 .cse3) (and .cse4 (<= ~a12~0 5)))) [2020-10-19 23:38:16,295 INFO L274 CegarLoopResult]: For program point L643(lines 643 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,295 INFO L274 CegarLoopResult]: For program point L1568(lines 1568 1765) no Hoare annotation was computed. [2020-10-19 23:38:16,295 INFO L274 CegarLoopResult]: For program point L445(lines 445 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,295 INFO L274 CegarLoopResult]: For program point L1436(lines 1436 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,295 INFO L274 CegarLoopResult]: For program point L842(lines 842 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,295 INFO L274 CegarLoopResult]: For program point L1701(lines 1701 1765) no Hoare annotation was computed. [2020-10-19 23:38:16,295 INFO L274 CegarLoopResult]: For program point L1635(lines 1635 1765) no Hoare annotation was computed. [2020-10-19 23:38:16,295 INFO L274 CegarLoopResult]: For program point L1305(lines 1305 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,295 INFO L274 CegarLoopResult]: For program point L248(lines 248 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,296 INFO L274 CegarLoopResult]: For program point L182-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:38:16,296 INFO L274 CegarLoopResult]: For program point L116-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:38:16,296 INFO L274 CegarLoopResult]: For program point L50-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:38:16,296 INFO L274 CegarLoopResult]: For program point L777(lines 777 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,296 INFO L274 CegarLoopResult]: For program point L1372(lines 1372 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,296 INFO L274 CegarLoopResult]: For program point L183(line 183) no Hoare annotation was computed. [2020-10-19 23:38:16,296 INFO L274 CegarLoopResult]: For program point L1174(lines 1174 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,296 INFO L274 CegarLoopResult]: For program point L117(line 117) no Hoare annotation was computed. [2020-10-19 23:38:16,296 INFO L274 CegarLoopResult]: For program point L51(line 51) no Hoare annotation was computed. [2020-10-19 23:38:16,296 INFO L274 CegarLoopResult]: For program point L976(lines 976 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,296 INFO L277 CegarLoopResult]: At program point L1769(lines 1769 1785) the Hoare annotation is: true [2020-10-19 23:38:16,297 INFO L274 CegarLoopResult]: For program point L580(lines 580 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,297 INFO L274 CegarLoopResult]: For program point L1505(lines 1505 1765) no Hoare annotation was computed. [2020-10-19 23:38:16,297 INFO L274 CegarLoopResult]: For program point L382(lines 382 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,297 INFO L274 CegarLoopResult]: For program point L317(lines 317 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,297 INFO L274 CegarLoopResult]: For program point L185-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:38:16,297 INFO L274 CegarLoopResult]: For program point L119-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:38:16,297 INFO L274 CegarLoopResult]: For program point L53-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:38:16,297 INFO L274 CegarLoopResult]: For program point L1044(lines 1044 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,297 INFO L274 CegarLoopResult]: For program point L780(lines 780 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,297 INFO L274 CegarLoopResult]: For program point L714(lines 714 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,297 INFO L274 CegarLoopResult]: For program point L1243(lines 1243 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,297 INFO L274 CegarLoopResult]: For program point L186(line 186) no Hoare annotation was computed. [2020-10-19 23:38:16,298 INFO L274 CegarLoopResult]: For program point L1177(lines 1177 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,298 INFO L274 CegarLoopResult]: For program point L120(line 120) no Hoare annotation was computed. [2020-10-19 23:38:16,298 INFO L274 CegarLoopResult]: For program point L1111(lines 1111 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,298 INFO L274 CegarLoopResult]: For program point L54(line 54) no Hoare annotation was computed. [2020-10-19 23:38:16,298 INFO L274 CegarLoopResult]: For program point L1706(lines 1706 1765) no Hoare annotation was computed. [2020-10-19 23:38:16,298 INFO L274 CegarLoopResult]: For program point L1640(lines 1640 1765) no Hoare annotation was computed. [2020-10-19 23:38:16,298 INFO L274 CegarLoopResult]: For program point L517(lines 517 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,298 INFO L274 CegarLoopResult]: For program point L451(lines 451 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,298 INFO L274 CegarLoopResult]: For program point L1442(lines 1442 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,298 INFO L274 CegarLoopResult]: For program point L914(lines 914 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,299 INFO L274 CegarLoopResult]: For program point L848(lines 848 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,299 INFO L274 CegarLoopResult]: For program point L650(lines 650 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,299 INFO L274 CegarLoopResult]: For program point L1575(lines 1575 1765) no Hoare annotation was computed. [2020-10-19 23:38:16,299 INFO L274 CegarLoopResult]: For program point L1377(lines 1377 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,299 INFO L274 CegarLoopResult]: For program point L1311(lines 1311 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,299 INFO L274 CegarLoopResult]: For program point L254(lines 254 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,299 INFO L274 CegarLoopResult]: For program point L188-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:38:16,299 INFO L274 CegarLoopResult]: For program point L122-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:38:16,299 INFO L274 CegarLoopResult]: For program point L56-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:38:16,299 INFO L274 CegarLoopResult]: For program point L981(lines 981 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,299 INFO L274 CegarLoopResult]: For program point L189(line 189) no Hoare annotation was computed. [2020-10-19 23:38:16,300 INFO L274 CegarLoopResult]: For program point L123(line 123) no Hoare annotation was computed. [2020-10-19 23:38:16,300 INFO L274 CegarLoopResult]: For program point L57(line 57) no Hoare annotation was computed. [2020-10-19 23:38:16,300 INFO L270 CegarLoopResult]: At program point L1775-2(lines 1775 1784) the Hoare annotation is: (let ((.cse0 (= ~a12~0 8)) (.cse2 (= ~a16~0 9)) (.cse1 (<= ~a15~0 3)) (.cse5 (<= (+ ~a18~0 76) 0)) (.cse3 (<= ~a16~0 8)) (.cse4 (<= ~a16~0 11))) (or (and .cse0 .cse1) (and .cse2 .cse0) (and (<= 4 ~a15~0) .cse3) (and .cse2 (<= ~a12~0 7)) (and .cse2 .cse1) (and (= ~a12~0 6) .cse4) (and .cse2 .cse5) (and (<= 11 ~a16~0) .cse1) (and .cse5 .cse3) (and .cse4 (<= ~a12~0 5)) (and (= ~a12~0 9) (= ~a15~0 3) (< 134 ~a18~0) (= ~a16~0 8)))) [2020-10-19 23:38:16,300 INFO L274 CegarLoopResult]: For program point L586(lines 586 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,300 INFO L274 CegarLoopResult]: For program point L388(lines 388 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,300 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-19 23:38:16,300 INFO L274 CegarLoopResult]: For program point L719(lines 719 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,300 INFO L274 CegarLoopResult]: For program point L1512(lines 1512 1765) no Hoare annotation was computed. [2020-10-19 23:38:16,301 INFO L274 CegarLoopResult]: For program point L323(lines 323 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,301 INFO L274 CegarLoopResult]: For program point L191-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:38:16,301 INFO L274 CegarLoopResult]: For program point L125-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:38:16,301 INFO L274 CegarLoopResult]: For program point L1116(lines 1116 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,301 INFO L274 CegarLoopResult]: For program point L59-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:38:16,301 INFO L274 CegarLoopResult]: For program point L1050(lines 1050 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,301 INFO L274 CegarLoopResult]: For program point L786(lines 786 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,301 INFO L274 CegarLoopResult]: For program point L1711(lines 1711 1765) no Hoare annotation was computed. [2020-10-19 23:38:16,301 INFO L274 CegarLoopResult]: For program point L456(lines 456 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,301 INFO L274 CegarLoopResult]: For program point L1249(lines 1249 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,301 INFO L274 CegarLoopResult]: For program point L192(line 192) no Hoare annotation was computed. [2020-10-19 23:38:16,302 INFO L274 CegarLoopResult]: For program point L1183(lines 1183 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,302 INFO L274 CegarLoopResult]: For program point L126(line 126) no Hoare annotation was computed. [2020-10-19 23:38:16,302 INFO L274 CegarLoopResult]: For program point L60(line 60) no Hoare annotation was computed. [2020-10-19 23:38:16,302 INFO L274 CegarLoopResult]: For program point L919(lines 919 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,302 INFO L274 CegarLoopResult]: For program point L853(lines 853 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,302 INFO L274 CegarLoopResult]: For program point L523(lines 523 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,302 INFO L274 CegarLoopResult]: For program point L1448(lines 1448 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,302 INFO L274 CegarLoopResult]: For program point L1316(lines 1316 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,302 INFO L274 CegarLoopResult]: For program point L259(lines 259 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,302 INFO L274 CegarLoopResult]: For program point L1647(lines 1647 1765) no Hoare annotation was computed. [2020-10-19 23:38:16,302 INFO L274 CegarLoopResult]: For program point L1581(lines 1581 1765) no Hoare annotation was computed. [2020-10-19 23:38:16,302 INFO L274 CegarLoopResult]: For program point L1383(lines 1383 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,303 INFO L274 CegarLoopResult]: For program point L194-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:38:16,303 INFO L274 CegarLoopResult]: For program point L128-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:38:16,303 INFO L274 CegarLoopResult]: For program point L62-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:38:16,303 INFO L274 CegarLoopResult]: For program point L1780(line 1780) no Hoare annotation was computed. [2020-10-19 23:38:16,303 INFO L274 CegarLoopResult]: For program point L657(lines 657 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,303 INFO L274 CegarLoopResult]: For program point L591(lines 591 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,303 INFO L274 CegarLoopResult]: For program point L459(lines 459 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,303 INFO L274 CegarLoopResult]: For program point L393(lines 393 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,303 INFO L274 CegarLoopResult]: For program point L1252(lines 1252 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,303 INFO L274 CegarLoopResult]: For program point L195(line 195) no Hoare annotation was computed. [2020-10-19 23:38:16,304 INFO L274 CegarLoopResult]: For program point L129(line 129) no Hoare annotation was computed. [2020-10-19 23:38:16,304 INFO L274 CegarLoopResult]: For program point L63(line 63) no Hoare annotation was computed. [2020-10-19 23:38:16,304 INFO L274 CegarLoopResult]: For program point L988(lines 988 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,304 INFO L274 CegarLoopResult]: For program point L1517(lines 1517 1765) no Hoare annotation was computed. [2020-10-19 23:38:16,304 INFO L274 CegarLoopResult]: For program point L1451(lines 1451 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,304 INFO L274 CegarLoopResult]: For program point L791(lines 791 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,304 INFO L274 CegarLoopResult]: For program point L725(lines 725 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,304 INFO L274 CegarLoopResult]: For program point L329(lines 329 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,304 INFO L274 CegarLoopResult]: For program point L197-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:38:16,304 INFO L274 CegarLoopResult]: For program point L131-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:38:16,304 INFO L274 CegarLoopResult]: For program point L1122(lines 1122 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,305 INFO L274 CegarLoopResult]: For program point L65-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:38:16,305 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-10-19 23:38:16,305 INFO L274 CegarLoopResult]: For program point L924(lines 924 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,305 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 5) no Hoare annotation was computed. [2020-10-19 23:38:16,305 INFO L274 CegarLoopResult]: For program point L1717(lines 1717 1765) no Hoare annotation was computed. [2020-10-19 23:38:16,305 INFO L274 CegarLoopResult]: For program point L264(lines 264 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,305 INFO L274 CegarLoopResult]: For program point L198(line 198) no Hoare annotation was computed. [2020-10-19 23:38:16,305 INFO L274 CegarLoopResult]: For program point L1189(lines 1189 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,305 INFO L274 CegarLoopResult]: For program point L132(line 132) no Hoare annotation was computed. [2020-10-19 23:38:16,305 INFO L274 CegarLoopResult]: For program point L66(line 66) no Hoare annotation was computed. [2020-10-19 23:38:16,306 INFO L274 CegarLoopResult]: For program point L1057(lines 1057 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,306 INFO L274 CegarLoopResult]: For program point L859(lines 859 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,306 INFO L274 CegarLoopResult]: For program point L529(lines 529 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,306 INFO L274 CegarLoopResult]: For program point L1388(lines 1388 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,306 INFO L274 CegarLoopResult]: For program point L1653(lines 1653 1765) no Hoare annotation was computed. [2020-10-19 23:38:16,306 INFO L274 CegarLoopResult]: For program point L596(lines 596 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,306 INFO L274 CegarLoopResult]: For program point L1587(lines 1587 1765) no Hoare annotation was computed. [2020-10-19 23:38:16,306 INFO L274 CegarLoopResult]: For program point L1323(lines 1323 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,306 INFO L274 CegarLoopResult]: For program point L200-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:38:16,306 INFO L274 CegarLoopResult]: For program point L134-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:38:16,306 INFO L274 CegarLoopResult]: For program point L68-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:38:16,307 INFO L274 CegarLoopResult]: For program point L663(lines 663 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,307 INFO L274 CegarLoopResult]: For program point L465(lines 465 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,307 INFO L274 CegarLoopResult]: For program point L1258(lines 1258 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,307 INFO L274 CegarLoopResult]: For program point L201(line 201) no Hoare annotation was computed. [2020-10-19 23:38:16,307 INFO L274 CegarLoopResult]: For program point L135(line 135) no Hoare annotation was computed. [2020-10-19 23:38:16,307 INFO L274 CegarLoopResult]: For program point L69(line 69) no Hoare annotation was computed. [2020-10-19 23:38:16,307 INFO L274 CegarLoopResult]: For program point L730(lines 730 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,307 INFO L274 CegarLoopResult]: For program point L1523(lines 1523 1765) no Hoare annotation was computed. [2020-10-19 23:38:16,307 INFO L274 CegarLoopResult]: For program point L400(lines 400 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,307 INFO L274 CegarLoopResult]: For program point L1127(lines 1127 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,307 INFO L274 CegarLoopResult]: For program point L995(lines 995 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,307 INFO L274 CegarLoopResult]: For program point L1458(lines 1458 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,308 INFO L274 CegarLoopResult]: For program point L335(lines 335 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,308 INFO L274 CegarLoopResult]: For program point L203-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:38:16,308 INFO L274 CegarLoopResult]: For program point L137-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:38:16,308 INFO L274 CegarLoopResult]: For program point L71-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:38:16,308 INFO L274 CegarLoopResult]: For program point L5(line 5) no Hoare annotation was computed. [2020-10-19 23:38:16,308 INFO L274 CegarLoopResult]: For program point L798(lines 798 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,308 INFO L274 CegarLoopResult]: For program point L1723(lines 1723 1765) no Hoare annotation was computed. [2020-10-19 23:38:16,308 INFO L274 CegarLoopResult]: For program point L666(lines 666 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,308 INFO L274 CegarLoopResult]: For program point L270(lines 270 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,308 INFO L274 CegarLoopResult]: For program point L204(line 204) no Hoare annotation was computed. [2020-10-19 23:38:16,308 INFO L274 CegarLoopResult]: For program point L1195(lines 1195 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,309 INFO L274 CegarLoopResult]: For program point L138(line 138) no Hoare annotation was computed. [2020-10-19 23:38:16,309 INFO L274 CegarLoopResult]: For program point L72(line 72) no Hoare annotation was computed. [2020-10-19 23:38:16,309 INFO L274 CegarLoopResult]: For program point L1063(lines 1063 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,309 INFO L274 CegarLoopResult]: For program point L931(lines 931 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,309 INFO L274 CegarLoopResult]: For program point L865(lines 865 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,309 INFO L274 CegarLoopResult]: For program point L1658(lines 1658 1765) no Hoare annotation was computed. [2020-10-19 23:38:16,309 INFO L274 CegarLoopResult]: For program point L535(lines 535 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,309 INFO L274 CegarLoopResult]: For program point L1394(lines 1394 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,309 INFO L274 CegarLoopResult]: For program point L602(lines 602 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,309 INFO L274 CegarLoopResult]: For program point L1593(lines 1593 1765) no Hoare annotation was computed. [2020-10-19 23:38:16,309 INFO L274 CegarLoopResult]: For program point L1329(lines 1329 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,310 INFO L274 CegarLoopResult]: For program point L206-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:38:16,310 INFO L274 CegarLoopResult]: For program point L140-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:38:16,310 INFO L274 CegarLoopResult]: For program point L74-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:38:16,310 INFO L274 CegarLoopResult]: For program point L471(lines 471 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,310 INFO L274 CegarLoopResult]: For program point L1264(lines 1264 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,310 INFO L274 CegarLoopResult]: For program point L207(line 207) no Hoare annotation was computed. [2020-10-19 23:38:16,310 INFO L274 CegarLoopResult]: For program point L141(line 141) no Hoare annotation was computed. [2020-10-19 23:38:16,310 INFO L274 CegarLoopResult]: For program point L75(line 75) no Hoare annotation was computed. [2020-10-19 23:38:16,310 INFO L274 CegarLoopResult]: For program point L736(lines 736 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,310 INFO L274 CegarLoopResult]: For program point L1529(lines 1529 1765) no Hoare annotation was computed. [2020-10-19 23:38:16,310 INFO L274 CegarLoopResult]: For program point L1463(lines 1463 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,311 INFO L274 CegarLoopResult]: For program point L406(lines 406 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,311 INFO L274 CegarLoopResult]: For program point L340(lines 340 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,311 INFO L274 CegarLoopResult]: For program point L1133(lines 1133 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,311 INFO L274 CegarLoopResult]: For program point L1001(lines 1001 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,311 INFO L274 CegarLoopResult]: For program point L143-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:38:16,311 INFO L274 CegarLoopResult]: For program point L77-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:38:16,311 INFO L274 CegarLoopResult]: For program point L804(lines 804 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,311 INFO L274 CegarLoopResult]: For program point L1729(lines 1729 1765) no Hoare annotation was computed. [2020-10-19 23:38:16,311 INFO L274 CegarLoopResult]: For program point L672(lines 672 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,311 INFO L274 CegarLoopResult]: For program point L540(lines 540 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,312 INFO L274 CegarLoopResult]: For program point L1399(lines 1399 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,312 INFO L274 CegarLoopResult]: For program point L276(lines 276 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,312 INFO L274 CegarLoopResult]: For program point L144(line 144) no Hoare annotation was computed. [2020-10-19 23:38:16,312 INFO L274 CegarLoopResult]: For program point L78(line 78) no Hoare annotation was computed. [2020-10-19 23:38:16,312 INFO L274 CegarLoopResult]: For program point L1069(lines 1069 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,312 INFO L274 CegarLoopResult]: For program point L937(lines 937 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,312 INFO L274 CegarLoopResult]: For program point L871(lines 871 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,312 INFO L274 CegarLoopResult]: For program point L1202(lines 1202 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,312 INFO L274 CegarLoopResult]: For program point L1665(lines 1665 1765) no Hoare annotation was computed. [2020-10-19 23:38:16,312 INFO L274 CegarLoopResult]: For program point L608(lines 608 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,313 INFO L274 CegarLoopResult]: For program point L1599(lines 1599 1765) no Hoare annotation was computed. [2020-10-19 23:38:16,313 INFO L274 CegarLoopResult]: For program point L1269(lines 1269 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,313 INFO L274 CegarLoopResult]: For program point L146-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:38:16,313 INFO L274 CegarLoopResult]: For program point L80-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:38:16,313 INFO L274 CegarLoopResult]: For program point L1468(lines 1468 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,313 INFO L274 CegarLoopResult]: For program point L1336(lines 1336 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,313 INFO L274 CegarLoopResult]: For program point L147(line 147) no Hoare annotation was computed. [2020-10-19 23:38:16,313 INFO L274 CegarLoopResult]: For program point L81(line 81) no Hoare annotation was computed. [2020-10-19 23:38:16,314 INFO L274 CegarLoopResult]: For program point L478(lines 478 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,314 INFO L274 CegarLoopResult]: For program point L1139(lines 1139 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,314 INFO L274 CegarLoopResult]: For program point L1007(lines 1007 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,314 INFO L274 CegarLoopResult]: For program point L743(lines 743 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,314 INFO L274 CegarLoopResult]: For program point L545(lines 545 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,314 INFO L274 CegarLoopResult]: For program point L1536(lines 1536 1765) no Hoare annotation was computed. [2020-10-19 23:38:16,314 INFO L274 CegarLoopResult]: For program point L413(lines 413 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,314 INFO L274 CegarLoopResult]: For program point L347(lines 347 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,314 INFO L274 CegarLoopResult]: For program point L281(lines 281 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,314 INFO L274 CegarLoopResult]: For program point L215(lines 215 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,315 INFO L274 CegarLoopResult]: For program point L149-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:38:16,315 INFO L274 CegarLoopResult]: For program point L83-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:38:16,315 INFO L274 CegarLoopResult]: For program point L810(lines 810 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,315 INFO L274 CegarLoopResult]: For program point L1735(lines 1735 1765) no Hoare annotation was computed. [2020-10-19 23:38:16,315 INFO L274 CegarLoopResult]: For program point L1405(lines 1405 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,315 INFO L274 CegarLoopResult]: For program point L1207(lines 1207 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,315 INFO L274 CegarLoopResult]: For program point L150(line 150) no Hoare annotation was computed. [2020-10-19 23:38:16,315 INFO L274 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-10-19 23:38:16,315 INFO L274 CegarLoopResult]: For program point L1075(lines 1075 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,315 INFO L274 CegarLoopResult]: For program point L877(lines 877 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,316 INFO L274 CegarLoopResult]: For program point L679(lines 679 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,316 INFO L274 CegarLoopResult]: For program point L944(lines 944 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,316 INFO L274 CegarLoopResult]: For program point L1671(lines 1671 1765) no Hoare annotation was computed. [2020-10-19 23:38:16,316 INFO L274 CegarLoopResult]: For program point L614(lines 614 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,316 INFO L274 CegarLoopResult]: For program point L1605(lines 1605 1765) no Hoare annotation was computed. [2020-10-19 23:38:16,316 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-10-19 23:38:16,316 INFO L274 CegarLoopResult]: For program point L152-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:38:16,316 INFO L274 CegarLoopResult]: For program point L86-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:38:16,316 INFO L274 CegarLoopResult]: For program point L1474(lines 1474 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,316 INFO L274 CegarLoopResult]: For program point L1276(lines 1276 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,317 INFO L274 CegarLoopResult]: For program point L153(line 153) no Hoare annotation was computed. [2020-10-19 23:38:16,317 INFO L274 CegarLoopResult]: For program point L87(line 87) no Hoare annotation was computed. [2020-10-19 23:38:16,317 INFO L274 CegarLoopResult]: For program point L748(lines 748 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,317 INFO L274 CegarLoopResult]: For program point L682(lines 682 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,317 INFO L274 CegarLoopResult]: For program point L550(lines 550 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,317 INFO L274 CegarLoopResult]: For program point L352(lines 352 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,317 INFO L274 CegarLoopResult]: For program point L1343(lines 1343 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,317 INFO L274 CegarLoopResult]: For program point L220(lines 220 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,317 INFO L274 CegarLoopResult]: For program point L1145(lines 1145 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,317 INFO L274 CegarLoopResult]: For program point L1013(lines 1013 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,317 INFO L274 CegarLoopResult]: For program point L1542(lines 1542 1765) no Hoare annotation was computed. [2020-10-19 23:38:16,318 INFO L274 CegarLoopResult]: For program point L485(lines 485 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,318 INFO L274 CegarLoopResult]: For program point L419(lines 419 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,318 INFO L274 CegarLoopResult]: For program point L287(lines 287 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,318 INFO L274 CegarLoopResult]: For program point L155-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:38:16,318 INFO L274 CegarLoopResult]: For program point L89-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:38:16,318 INFO L274 CegarLoopResult]: For program point L1741(lines 1741 1765) no Hoare annotation was computed. [2020-10-19 23:38:16,318 INFO L274 CegarLoopResult]: For program point L1411(lines 1411 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,318 INFO L274 CegarLoopResult]: For program point L1213(lines 1213 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,318 INFO L274 CegarLoopResult]: For program point L156(line 156) no Hoare annotation was computed. [2020-10-19 23:38:16,318 INFO L274 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-10-19 23:38:16,318 INFO L274 CegarLoopResult]: For program point L1081(lines 1081 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,319 INFO L274 CegarLoopResult]: For program point L817(lines 817 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,319 INFO L274 CegarLoopResult]: For program point L950(lines 950 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,319 INFO L274 CegarLoopResult]: For program point L884(lines 884 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,319 INFO L274 CegarLoopResult]: For program point L1677(lines 1677 1765) no Hoare annotation was computed. [2020-10-19 23:38:16,319 INFO L274 CegarLoopResult]: For program point L620(lines 620 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,319 INFO L274 CegarLoopResult]: For program point L1611(lines 1611 1765) no Hoare annotation was computed. [2020-10-19 23:38:16,319 INFO L274 CegarLoopResult]: For program point L1479(lines 1479 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,319 INFO L274 CegarLoopResult]: For program point L158-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:38:16,319 INFO L274 CegarLoopResult]: For program point L92-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:38:16,319 INFO L274 CegarLoopResult]: For program point L26(lines 26 28) no Hoare annotation was computed. [2020-10-19 23:38:16,319 INFO L274 CegarLoopResult]: For program point L26-2(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:38:16,319 INFO L274 CegarLoopResult]: For program point L1282(lines 1282 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,320 INFO L274 CegarLoopResult]: For program point L225(lines 225 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,320 INFO L274 CegarLoopResult]: For program point L1216(lines 1216 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,320 INFO L274 CegarLoopResult]: For program point L159(line 159) no Hoare annotation was computed. [2020-10-19 23:38:16,320 INFO L274 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-10-19 23:38:16,320 INFO L274 CegarLoopResult]: For program point L27(line 27) no Hoare annotation was computed. [2020-10-19 23:38:16,320 INFO L274 CegarLoopResult]: For program point L754(lines 754 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,320 INFO L274 CegarLoopResult]: For program point L688(lines 688 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,320 INFO L274 CegarLoopResult]: For program point L556(lines 556 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,320 INFO L274 CegarLoopResult]: For program point L358(lines 358 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,320 INFO L274 CegarLoopResult]: For program point L1349(lines 1349 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,320 INFO L274 CegarLoopResult]: For program point L292(lines 292 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,321 INFO L274 CegarLoopResult]: For program point L1151(lines 1151 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,321 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-19 23:38:16,321 INFO L274 CegarLoopResult]: For program point L1548(lines 1548 1765) no Hoare annotation was computed. [2020-10-19 23:38:16,321 INFO L274 CegarLoopResult]: For program point L491(lines 491 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,321 INFO L274 CegarLoopResult]: For program point L161-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:38:16,321 INFO L274 CegarLoopResult]: For program point L95-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:38:16,321 INFO L274 CegarLoopResult]: For program point L29-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:38:16,321 INFO L274 CegarLoopResult]: For program point L1020(lines 1020 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,321 INFO L274 CegarLoopResult]: For program point L426(lines 426 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,321 INFO L274 CegarLoopResult]: For program point L1417(lines 1417 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,322 INFO L274 CegarLoopResult]: For program point L162(line 162) no Hoare annotation was computed. [2020-10-19 23:38:16,322 INFO L274 CegarLoopResult]: For program point L96(line 96) no Hoare annotation was computed. [2020-10-19 23:38:16,322 INFO L274 CegarLoopResult]: For program point L30(line 30) no Hoare annotation was computed. [2020-10-19 23:38:16,322 INFO L274 CegarLoopResult]: For program point L1748(lines 1748 1765) no Hoare annotation was computed. [2020-10-19 23:38:16,322 INFO L274 CegarLoopResult]: For program point L1088(lines 1088 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,322 INFO L274 CegarLoopResult]: For program point L956(lines 956 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,322 INFO L274 CegarLoopResult]: For program point L890(lines 890 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,322 INFO L274 CegarLoopResult]: For program point L824(lines 824 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,322 INFO L274 CegarLoopResult]: For program point L626(lines 626 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,322 INFO L274 CegarLoopResult]: For program point L164-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:38:16,322 INFO L274 CegarLoopResult]: For program point L98-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:38:16,323 INFO L274 CegarLoopResult]: For program point L32-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:38:16,323 INFO L274 CegarLoopResult]: For program point L693(lines 693 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,323 INFO L274 CegarLoopResult]: For program point L1684(lines 1684 1765) no Hoare annotation was computed. [2020-10-19 23:38:16,323 INFO L274 CegarLoopResult]: For program point L1618(lines 1618 1765) no Hoare annotation was computed. [2020-10-19 23:38:16,323 INFO L274 CegarLoopResult]: For program point L1486(lines 1486 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,323 INFO L274 CegarLoopResult]: For program point L429(lines 429 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,323 INFO L274 CegarLoopResult]: For program point L363(lines 363 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,323 INFO L274 CegarLoopResult]: For program point L1288(lines 1288 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,323 INFO L274 CegarLoopResult]: For program point L231(lines 231 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,323 INFO L274 CegarLoopResult]: For program point L1222(lines 1222 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,323 INFO L274 CegarLoopResult]: For program point L165(line 165) no Hoare annotation was computed. [2020-10-19 23:38:16,324 INFO L274 CegarLoopResult]: For program point L99(line 99) no Hoare annotation was computed. [2020-10-19 23:38:16,324 INFO L274 CegarLoopResult]: For program point L33(line 33) no Hoare annotation was computed. [2020-10-19 23:38:16,324 INFO L274 CegarLoopResult]: For program point L760(lines 760 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,324 INFO L274 CegarLoopResult]: For program point L562(lines 562 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,324 INFO L274 CegarLoopResult]: For program point L1355(lines 1355 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,324 INFO L274 CegarLoopResult]: For program point L1157(lines 1157 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,324 INFO L274 CegarLoopResult]: For program point L497(lines 497 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,324 INFO L274 CegarLoopResult]: For program point L299(lines 299 1492) no Hoare annotation was computed. [2020-10-19 23:38:16,324 INFO L274 CegarLoopResult]: For program point L167-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:38:16,324 INFO L274 CegarLoopResult]: For program point L101-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:38:16,325 INFO L274 CegarLoopResult]: For program point L35-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:38:16,349 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.10 11:38:16 BoogieIcfgContainer [2020-10-19 23:38:16,349 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-19 23:38:16,350 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-19 23:38:16,350 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-19 23:38:16,350 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-19 23:38:16,350 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 11:37:30" (3/4) ... [2020-10-19 23:38:16,355 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-10-19 23:38:16,398 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2020-10-19 23:38:16,405 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-10-19 23:38:16,408 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-19 23:38:16,412 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-19 23:38:16,741 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-10-19 23:38:16,741 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-19 23:38:16,743 INFO L168 Benchmark]: Toolchain (without parser) took 50700.29 ms. Allocated memory was 37.2 MB in the beginning and 1.1 GB in the end (delta: 1.0 GB). Free memory was 8.0 MB in the beginning and 891.5 MB in the end (delta: -883.4 MB). Peak memory consumption was 894.5 MB. Max. memory is 14.3 GB. [2020-10-19 23:38:16,743 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 37.2 MB. Free memory is still 16.5 MB. There was no memory consumed. Max. memory is 14.3 GB. [2020-10-19 23:38:16,744 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1201.79 ms. Allocated memory was 38.8 MB in the beginning and 51.9 MB in the end (delta: 13.1 MB). Free memory was 19.9 MB in the beginning and 25.1 MB in the end (delta: -5.2 MB). Peak memory consumption was 23.8 MB. Max. memory is 14.3 GB. [2020-10-19 23:38:16,744 INFO L168 Benchmark]: Boogie Procedure Inliner took 394.41 ms. Allocated memory was 51.9 MB in the beginning and 66.1 MB in the end (delta: 14.2 MB). Free memory was 25.1 MB in the beginning and 32.7 MB in the end (delta: -7.6 MB). Peak memory consumption was 27.5 MB. Max. memory is 14.3 GB. [2020-10-19 23:38:16,744 INFO L168 Benchmark]: Boogie Preprocessor took 197.86 ms. Allocated memory is still 66.1 MB. Free memory was 32.7 MB in the beginning and 18.0 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 14.3 GB. [2020-10-19 23:38:16,745 INFO L168 Benchmark]: RCFGBuilder took 2854.56 ms. Allocated memory was 66.1 MB in the beginning and 106.4 MB in the end (delta: 40.4 MB). Free memory was 17.7 MB in the beginning and 66.7 MB in the end (delta: -48.9 MB). Peak memory consumption was 38.1 MB. Max. memory is 14.3 GB. [2020-10-19 23:38:16,745 INFO L168 Benchmark]: TraceAbstraction took 45628.60 ms. Allocated memory was 106.4 MB in the beginning and 980.4 MB in the end (delta: 874.0 MB). Free memory was 65.8 MB in the beginning and 71.5 MB in the end (delta: -5.7 MB). Peak memory consumption was 868.3 MB. Max. memory is 14.3 GB. [2020-10-19 23:38:16,746 INFO L168 Benchmark]: Witness Printer took 391.82 ms. Allocated memory was 980.4 MB in the beginning and 1.1 GB in the end (delta: 74.4 MB). Free memory was 71.5 MB in the beginning and 891.5 MB in the end (delta: -820.0 MB). Peak memory consumption was 14.7 MB. Max. memory is 14.3 GB. [2020-10-19 23:38:16,748 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 37.2 MB. Free memory is still 16.5 MB. There was no memory consumed. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 1201.79 ms. Allocated memory was 38.8 MB in the beginning and 51.9 MB in the end (delta: 13.1 MB). Free memory was 19.9 MB in the beginning and 25.1 MB in the end (delta: -5.2 MB). Peak memory consumption was 23.8 MB. Max. memory is 14.3 GB. * Boogie Procedure Inliner took 394.41 ms. Allocated memory was 51.9 MB in the beginning and 66.1 MB in the end (delta: 14.2 MB). Free memory was 25.1 MB in the beginning and 32.7 MB in the end (delta: -7.6 MB). Peak memory consumption was 27.5 MB. Max. memory is 14.3 GB. * Boogie Preprocessor took 197.86 ms. Allocated memory is still 66.1 MB. Free memory was 32.7 MB in the beginning and 18.0 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 14.3 GB. * RCFGBuilder took 2854.56 ms. Allocated memory was 66.1 MB in the beginning and 106.4 MB in the end (delta: 40.4 MB). Free memory was 17.7 MB in the beginning and 66.7 MB in the end (delta: -48.9 MB). Peak memory consumption was 38.1 MB. Max. memory is 14.3 GB. * TraceAbstraction took 45628.60 ms. Allocated memory was 106.4 MB in the beginning and 980.4 MB in the end (delta: 874.0 MB). Free memory was 65.8 MB in the beginning and 71.5 MB in the end (delta: -5.7 MB). Peak memory consumption was 868.3 MB. Max. memory is 14.3 GB. * Witness Printer took 391.82 ms. Allocated memory was 980.4 MB in the beginning and 1.1 GB in the end (delta: 74.4 MB). Free memory was 71.5 MB in the beginning and 891.5 MB in the end (delta: -820.0 MB). Peak memory consumption was 14.7 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: ((((((((((a12 == 8 && a15 <= 3) || (a16 == 9 && a12 == 8)) || (4 <= a15 && a16 <= 8)) || (a16 == 9 && a12 <= 7)) || (a16 == 9 && a15 <= 3)) || (a12 == 6 && a16 <= 11)) || (a16 == 9 && a18 + 76 <= 0)) || (11 <= a16 && a15 <= 3)) || (a18 + 76 <= 0 && a16 <= 8)) || (a16 <= 11 && a12 <= 5)) || (((a12 == 9 && a15 == 3) && 134 < a18) && a16 == 8) - InvariantResult [Line: 1496]: Loop Invariant Derived loop invariant: (((((((((a12 == 8 && a15 <= 3) || (a16 == 9 && a12 == 8)) || (4 <= a15 && a16 <= 8)) || (a16 == 9 && a12 <= 7)) || (a16 == 9 && a15 <= 3)) || (a12 == 6 && a16 <= 11)) || (a16 == 9 && a18 + 76 <= 0)) || (11 <= a16 && a15 <= 3)) || (a18 + 76 <= 0 && a16 <= 8)) || (a16 <= 11 && a12 <= 5) - InvariantResult [Line: 25]: Loop Invariant Derived loop invariant: ((((((((((a12 == 8 && a15 <= 3) || (a16 == 9 && a12 == 8)) || (4 <= a15 && a16 <= 8)) || (a16 == 9 && a12 <= 7)) || (a16 == 9 && a15 <= 3)) || (a12 == 6 && a16 <= 11)) || (a16 == 9 && a18 + 76 <= 0)) || (11 <= a16 && a15 <= 3)) || (a18 + 76 <= 0 && a16 <= 8)) || (a16 <= 11 && a12 <= 5)) || (((a12 == 9 && a15 == 3) && 134 < a18) && a16 == 8) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 397 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 44.1s, OverallIterations: 15, TraceHistogramMax: 9, AutomataDifference: 26.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 3707 SDtfs, 4522 SDslu, 83 SDs, 0 SdLazy, 12130 SolverSat, 2458 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 18.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1113 GetRequests, 1089 SyntacticMatches, 2 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=9545occurred in iteration=12, 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, 1974 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 164 NumberOfFragments, 252 HoareAnnotationTreeSize, 4 FomulaSimplifications, 3247 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 4 FomulaSimplificationsInter, 1589 FormulaSimplificationTreeSizeReductionInter, 1.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 4.5s InterpolantComputationTime, 10791 NumberOfCodeBlocks, 10791 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 10774 ConstructedInterpolants, 0 QuantifiedInterpolants, 16355609 SizeOfPredicates, 2 NumberOfNonLiveVariables, 1341 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 17 InterpolantComputations, 15 PerfectInterpolantSequences, 19167/19649 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...