./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/recursive-simple/fibo_2calls_10-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_8fe0efeb-e53c-4545-b3ea-81b241d61bfa/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_8fe0efeb-e53c-4545-b3ea-81b241d61bfa/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_8fe0efeb-e53c-4545-b3ea-81b241d61bfa/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_8fe0efeb-e53c-4545-b3ea-81b241d61bfa/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/recursive-simple/fibo_2calls_10-1.c -s /tmp/vcloud-vcloud-master/worker/run_dir_8fe0efeb-e53c-4545-b3ea-81b241d61bfa/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_8fe0efeb-e53c-4545-b3ea-81b241d61bfa/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f26efe6943beb9bd444f2fe65e72a92241f10e89 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 05:28:18,748 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 05:28:18,749 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 05:28:18,760 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 05:28:18,760 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 05:28:18,761 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 05:28:18,762 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 05:28:18,764 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 05:28:18,766 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 05:28:18,767 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 05:28:18,768 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 05:28:18,769 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 05:28:18,769 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 05:28:18,770 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 05:28:18,771 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 05:28:18,772 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 05:28:18,773 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 05:28:18,774 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 05:28:18,776 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 05:28:18,778 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 05:28:18,780 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 05:28:18,781 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 05:28:18,782 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 05:28:18,783 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 05:28:18,785 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 05:28:18,786 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 05:28:18,786 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 05:28:18,787 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 05:28:18,787 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 05:28:18,788 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 05:28:18,788 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 05:28:18,789 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 05:28:18,794 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 05:28:18,795 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 05:28:18,796 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 05:28:18,796 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 05:28:18,797 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 05:28:18,797 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 05:28:18,797 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 05:28:18,798 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 05:28:18,798 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 05:28:18,799 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_8fe0efeb-e53c-4545-b3ea-81b241d61bfa/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-20 05:28:18,818 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 05:28:18,818 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 05:28:18,819 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 05:28:18,819 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 05:28:18,819 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 05:28:18,820 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 05:28:18,820 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 05:28:18,820 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 05:28:18,821 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 05:28:18,821 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 05:28:18,822 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 05:28:18,822 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 05:28:18,822 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 05:28:18,822 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 05:28:18,822 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 05:28:18,823 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 05:28:18,823 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 05:28:18,823 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 05:28:18,823 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 05:28:18,823 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 05:28:18,824 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 05:28:18,824 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 05:28:18,824 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 05:28:18,824 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 05:28:18,824 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 05:28:18,825 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 05:28:18,825 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 05:28:18,825 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 05:28:18,825 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 -> /tmp/vcloud-vcloud-master/worker/run_dir_8fe0efeb-e53c-4545-b3ea-81b241d61bfa/bin/uautomizer 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(__VERIFIER_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 -> f26efe6943beb9bd444f2fe65e72a92241f10e89 [2019-11-20 05:28:18,983 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 05:28:18,994 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 05:28:18,997 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 05:28:18,998 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 05:28:18,998 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 05:28:18,999 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_8fe0efeb-e53c-4545-b3ea-81b241d61bfa/bin/uautomizer/../../sv-benchmarks/c/recursive-simple/fibo_2calls_10-1.c [2019-11-20 05:28:19,050 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8fe0efeb-e53c-4545-b3ea-81b241d61bfa/bin/uautomizer/data/f95a62f3b/55e6e7de0c7749d08c9a7038ccd280ad/FLAG223868d87 [2019-11-20 05:28:19,465 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 05:28:19,465 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_8fe0efeb-e53c-4545-b3ea-81b241d61bfa/sv-benchmarks/c/recursive-simple/fibo_2calls_10-1.c [2019-11-20 05:28:19,473 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8fe0efeb-e53c-4545-b3ea-81b241d61bfa/bin/uautomizer/data/f95a62f3b/55e6e7de0c7749d08c9a7038ccd280ad/FLAG223868d87 [2019-11-20 05:28:19,491 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_8fe0efeb-e53c-4545-b3ea-81b241d61bfa/bin/uautomizer/data/f95a62f3b/55e6e7de0c7749d08c9a7038ccd280ad [2019-11-20 05:28:19,494 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 05:28:19,496 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 05:28:19,499 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 05:28:19,499 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 05:28:19,503 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 05:28:19,503 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:28:19" (1/1) ... [2019-11-20 05:28:19,506 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6709ef4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:28:19, skipping insertion in model container [2019-11-20 05:28:19,507 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:28:19" (1/1) ... [2019-11-20 05:28:19,514 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 05:28:19,532 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 05:28:19,729 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 05:28:19,733 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 05:28:19,810 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 05:28:19,823 INFO L192 MainTranslator]: Completed translation [2019-11-20 05:28:19,823 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:28:19 WrapperNode [2019-11-20 05:28:19,824 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 05:28:19,829 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 05:28:19,829 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 05:28:19,829 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 05:28:19,839 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:28:19" (1/1) ... [2019-11-20 05:28:19,844 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:28:19" (1/1) ... [2019-11-20 05:28:19,862 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 05:28:19,864 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 05:28:19,864 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 05:28:19,864 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 05:28:19,873 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:28:19" (1/1) ... [2019-11-20 05:28:19,874 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:28:19" (1/1) ... [2019-11-20 05:28:19,875 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:28:19" (1/1) ... [2019-11-20 05:28:19,875 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:28:19" (1/1) ... [2019-11-20 05:28:19,878 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:28:19" (1/1) ... [2019-11-20 05:28:19,881 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:28:19" (1/1) ... [2019-11-20 05:28:19,885 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:28:19" (1/1) ... [2019-11-20 05:28:19,890 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 05:28:19,891 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 05:28:19,891 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 05:28:19,891 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 05:28:19,892 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:28:19" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8fe0efeb-e53c-4545-b3ea-81b241d61bfa/bin/uautomizer/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 [2019-11-20 05:28:19,960 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 05:28:19,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 05:28:19,961 INFO L130 BoogieDeclarations]: Found specification of procedure fibo2 [2019-11-20 05:28:19,961 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo2 [2019-11-20 05:28:19,962 INFO L130 BoogieDeclarations]: Found specification of procedure fibo1 [2019-11-20 05:28:19,962 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo1 [2019-11-20 05:28:20,233 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 05:28:20,234 INFO L285 CfgBuilder]: Removed 4 assume(true) statements. [2019-11-20 05:28:20,235 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:28:20 BoogieIcfgContainer [2019-11-20 05:28:20,235 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 05:28:20,236 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-20 05:28:20,237 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-20 05:28:20,239 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-20 05:28:20,240 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 05:28:19" (1/3) ... [2019-11-20 05:28:20,240 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53c2ca71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 05:28:20, skipping insertion in model container [2019-11-20 05:28:20,241 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:28:19" (2/3) ... [2019-11-20 05:28:20,241 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53c2ca71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 05:28:20, skipping insertion in model container [2019-11-20 05:28:20,241 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:28:20" (3/3) ... [2019-11-20 05:28:20,243 INFO L109 eAbstractionObserver]: Analyzing ICFG fibo_2calls_10-1.c [2019-11-20 05:28:20,252 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-20 05:28:20,257 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-20 05:28:20,268 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-20 05:28:20,290 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-20 05:28:20,290 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-20 05:28:20,290 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-20 05:28:20,290 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-20 05:28:20,291 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-20 05:28:20,291 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-20 05:28:20,291 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-20 05:28:20,291 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-20 05:28:20,308 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states. [2019-11-20 05:28:20,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-11-20 05:28:20,313 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 05:28:20,314 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 05:28:20,314 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 05:28:20,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:28:20,320 INFO L82 PathProgramCache]: Analyzing trace with hash 1871295635, now seen corresponding path program 1 times [2019-11-20 05:28:20,329 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 05:28:20,329 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [598116020] [2019-11-20 05:28:20,330 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 05:28:20,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:20,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:20,494 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:28:20,494 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [598116020] [2019-11-20 05:28:20,495 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 05:28:20,495 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-20 05:28:20,497 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2039487441] [2019-11-20 05:28:20,500 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-20 05:28:20,500 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 05:28:20,509 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-20 05:28:20,510 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-20 05:28:20,511 INFO L87 Difference]: Start difference. First operand 28 states. Second operand 5 states. [2019-11-20 05:28:20,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 05:28:20,624 INFO L93 Difference]: Finished difference Result 38 states and 47 transitions. [2019-11-20 05:28:20,629 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-20 05:28:20,630 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 9 [2019-11-20 05:28:20,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 05:28:20,639 INFO L225 Difference]: With dead ends: 38 [2019-11-20 05:28:20,639 INFO L226 Difference]: Without dead ends: 26 [2019-11-20 05:28:20,641 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-11-20 05:28:20,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2019-11-20 05:28:20,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 26. [2019-11-20 05:28:20,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26 states. [2019-11-20 05:28:20,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 33 transitions. [2019-11-20 05:28:20,681 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 33 transitions. Word has length 9 [2019-11-20 05:28:20,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 05:28:20,682 INFO L462 AbstractCegarLoop]: Abstraction has 26 states and 33 transitions. [2019-11-20 05:28:20,682 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-20 05:28:20,682 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 33 transitions. [2019-11-20 05:28:20,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-11-20 05:28:20,684 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 05:28:20,684 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 05:28:20,684 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 05:28:20,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:28:20,684 INFO L82 PathProgramCache]: Analyzing trace with hash -1404217650, now seen corresponding path program 1 times [2019-11-20 05:28:20,685 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 05:28:20,685 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1356393173] [2019-11-20 05:28:20,685 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 05:28:20,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:20,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:20,739 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:28:20,739 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1356393173] [2019-11-20 05:28:20,739 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 05:28:20,740 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-20 05:28:20,740 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1260125522] [2019-11-20 05:28:20,741 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-20 05:28:20,741 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 05:28:20,742 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-20 05:28:20,742 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-20 05:28:20,742 INFO L87 Difference]: Start difference. First operand 26 states and 33 transitions. Second operand 5 states. [2019-11-20 05:28:20,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 05:28:20,819 INFO L93 Difference]: Finished difference Result 32 states and 40 transitions. [2019-11-20 05:28:20,820 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-20 05:28:20,821 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 10 [2019-11-20 05:28:20,821 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 05:28:20,822 INFO L225 Difference]: With dead ends: 32 [2019-11-20 05:28:20,822 INFO L226 Difference]: Without dead ends: 28 [2019-11-20 05:28:20,823 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-11-20 05:28:20,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states. [2019-11-20 05:28:20,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 26. [2019-11-20 05:28:20,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26 states. [2019-11-20 05:28:20,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 33 transitions. [2019-11-20 05:28:20,834 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 33 transitions. Word has length 10 [2019-11-20 05:28:20,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 05:28:20,835 INFO L462 AbstractCegarLoop]: Abstraction has 26 states and 33 transitions. [2019-11-20 05:28:20,835 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-20 05:28:20,835 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 33 transitions. [2019-11-20 05:28:20,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-20 05:28:20,837 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 05:28:20,837 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 05:28:20,837 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 05:28:20,837 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:28:20,838 INFO L82 PathProgramCache]: Analyzing trace with hash -1629927371, now seen corresponding path program 1 times [2019-11-20 05:28:20,838 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 05:28:20,839 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [911569669] [2019-11-20 05:28:20,839 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 05:28:20,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:20,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:21,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:21,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:21,098 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-20 05:28:21,099 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [911569669] [2019-11-20 05:28:21,099 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1824197715] [2019-11-20 05:28:21,099 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8fe0efeb-e53c-4545-b3ea-81b241d61bfa/bin/uautomizer/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 [2019-11-20 05:28:21,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:21,139 INFO L255 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 6 conjunts are in the unsatisfiable core [2019-11-20 05:28:21,145 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 05:28:21,210 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-20 05:28:21,211 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-20 05:28:21,211 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7] total 10 [2019-11-20 05:28:21,211 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [972673610] [2019-11-20 05:28:21,212 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-11-20 05:28:21,212 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 05:28:21,212 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-11-20 05:28:21,212 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2019-11-20 05:28:21,213 INFO L87 Difference]: Start difference. First operand 26 states and 33 transitions. Second operand 10 states. [2019-11-20 05:28:21,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 05:28:21,408 INFO L93 Difference]: Finished difference Result 59 states and 83 transitions. [2019-11-20 05:28:21,409 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-20 05:28:21,409 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 22 [2019-11-20 05:28:21,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 05:28:21,411 INFO L225 Difference]: With dead ends: 59 [2019-11-20 05:28:21,411 INFO L226 Difference]: Without dead ends: 35 [2019-11-20 05:28:21,413 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2019-11-20 05:28:21,413 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2019-11-20 05:28:21,420 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 33. [2019-11-20 05:28:21,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2019-11-20 05:28:21,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 42 transitions. [2019-11-20 05:28:21,428 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 42 transitions. Word has length 22 [2019-11-20 05:28:21,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 05:28:21,429 INFO L462 AbstractCegarLoop]: Abstraction has 33 states and 42 transitions. [2019-11-20 05:28:21,429 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-11-20 05:28:21,429 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 42 transitions. [2019-11-20 05:28:21,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-20 05:28:21,432 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 05:28:21,433 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 05:28:21,637 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-20 05:28:21,638 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 05:28:21,638 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:28:21,638 INFO L82 PathProgramCache]: Analyzing trace with hash 1285987244, now seen corresponding path program 1 times [2019-11-20 05:28:21,639 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 05:28:21,639 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1378645553] [2019-11-20 05:28:21,639 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 05:28:21,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:21,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:21,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:21,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:21,762 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-20 05:28:21,763 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1378645553] [2019-11-20 05:28:21,763 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [705772343] [2019-11-20 05:28:21,768 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8fe0efeb-e53c-4545-b3ea-81b241d61bfa/bin/uautomizer/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 [2019-11-20 05:28:21,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:21,806 INFO L255 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2019-11-20 05:28:21,808 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 05:28:21,856 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-20 05:28:21,856 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-20 05:28:21,856 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7] total 10 [2019-11-20 05:28:21,856 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1582147844] [2019-11-20 05:28:21,857 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-11-20 05:28:21,857 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 05:28:21,857 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-11-20 05:28:21,858 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2019-11-20 05:28:21,858 INFO L87 Difference]: Start difference. First operand 33 states and 42 transitions. Second operand 10 states. [2019-11-20 05:28:22,093 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 05:28:22,093 INFO L93 Difference]: Finished difference Result 55 states and 78 transitions. [2019-11-20 05:28:22,094 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-11-20 05:28:22,094 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 23 [2019-11-20 05:28:22,095 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 05:28:22,098 INFO L225 Difference]: With dead ends: 55 [2019-11-20 05:28:22,098 INFO L226 Difference]: Without dead ends: 51 [2019-11-20 05:28:22,098 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2019-11-20 05:28:22,099 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2019-11-20 05:28:22,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 48. [2019-11-20 05:28:22,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2019-11-20 05:28:22,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 68 transitions. [2019-11-20 05:28:22,126 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 68 transitions. Word has length 23 [2019-11-20 05:28:22,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 05:28:22,126 INFO L462 AbstractCegarLoop]: Abstraction has 48 states and 68 transitions. [2019-11-20 05:28:22,127 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-11-20 05:28:22,127 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 68 transitions. [2019-11-20 05:28:22,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-11-20 05:28:22,133 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 05:28:22,133 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 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] [2019-11-20 05:28:22,338 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-20 05:28:22,338 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 05:28:22,339 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:28:22,339 INFO L82 PathProgramCache]: Analyzing trace with hash -649262923, now seen corresponding path program 1 times [2019-11-20 05:28:22,339 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 05:28:22,339 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [476190555] [2019-11-20 05:28:22,339 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 05:28:22,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:22,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:22,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:22,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:22,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:22,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:22,458 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 05:28:22,459 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [476190555] [2019-11-20 05:28:22,459 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1223439100] [2019-11-20 05:28:22,459 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8fe0efeb-e53c-4545-b3ea-81b241d61bfa/bin/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-20 05:28:22,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:22,510 INFO L255 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 8 conjunts are in the unsatisfiable core [2019-11-20 05:28:22,512 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 05:28:22,590 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-20 05:28:22,591 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-20 05:28:22,591 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 12 [2019-11-20 05:28:22,591 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [762050473] [2019-11-20 05:28:22,592 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-11-20 05:28:22,592 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 05:28:22,592 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-11-20 05:28:22,593 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2019-11-20 05:28:22,593 INFO L87 Difference]: Start difference. First operand 48 states and 68 transitions. Second operand 12 states. [2019-11-20 05:28:22,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 05:28:22,941 INFO L93 Difference]: Finished difference Result 114 states and 187 transitions. [2019-11-20 05:28:22,942 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2019-11-20 05:28:22,942 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 35 [2019-11-20 05:28:22,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 05:28:22,945 INFO L225 Difference]: With dead ends: 114 [2019-11-20 05:28:22,946 INFO L226 Difference]: Without dead ends: 68 [2019-11-20 05:28:22,947 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=78, Invalid=302, Unknown=0, NotChecked=0, Total=380 [2019-11-20 05:28:22,948 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states. [2019-11-20 05:28:22,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 66. [2019-11-20 05:28:22,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 66 states. [2019-11-20 05:28:22,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 98 transitions. [2019-11-20 05:28:22,963 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 98 transitions. Word has length 35 [2019-11-20 05:28:22,963 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 05:28:22,963 INFO L462 AbstractCegarLoop]: Abstraction has 66 states and 98 transitions. [2019-11-20 05:28:22,963 INFO L463 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-11-20 05:28:22,963 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 98 transitions. [2019-11-20 05:28:22,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-11-20 05:28:22,965 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 05:28:22,966 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 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] [2019-11-20 05:28:23,172 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-20 05:28:23,173 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 05:28:23,173 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:28:23,173 INFO L82 PathProgramCache]: Analyzing trace with hash 2000747716, now seen corresponding path program 1 times [2019-11-20 05:28:23,173 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 05:28:23,173 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [584402965] [2019-11-20 05:28:23,174 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 05:28:23,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:23,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:23,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:23,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:23,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:23,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:23,295 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-20 05:28:23,296 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [584402965] [2019-11-20 05:28:23,296 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1534214012] [2019-11-20 05:28:23,296 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8fe0efeb-e53c-4545-b3ea-81b241d61bfa/bin/uautomizer/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-20 05:28:23,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:23,345 INFO L255 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 8 conjunts are in the unsatisfiable core [2019-11-20 05:28:23,348 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 05:28:23,420 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 05:28:23,421 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-20 05:28:23,421 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8] total 12 [2019-11-20 05:28:23,421 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [341292263] [2019-11-20 05:28:23,422 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-11-20 05:28:23,422 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 05:28:23,422 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-11-20 05:28:23,422 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2019-11-20 05:28:23,423 INFO L87 Difference]: Start difference. First operand 66 states and 98 transitions. Second operand 12 states. [2019-11-20 05:28:23,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 05:28:23,710 INFO L93 Difference]: Finished difference Result 147 states and 239 transitions. [2019-11-20 05:28:23,711 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-11-20 05:28:23,711 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 36 [2019-11-20 05:28:23,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 05:28:23,714 INFO L225 Difference]: With dead ends: 147 [2019-11-20 05:28:23,714 INFO L226 Difference]: Without dead ends: 83 [2019-11-20 05:28:23,716 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=60, Invalid=212, Unknown=0, NotChecked=0, Total=272 [2019-11-20 05:28:23,716 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2019-11-20 05:28:23,735 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 66. [2019-11-20 05:28:23,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 66 states. [2019-11-20 05:28:23,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 96 transitions. [2019-11-20 05:28:23,737 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 96 transitions. Word has length 36 [2019-11-20 05:28:23,737 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 05:28:23,737 INFO L462 AbstractCegarLoop]: Abstraction has 66 states and 96 transitions. [2019-11-20 05:28:23,738 INFO L463 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-11-20 05:28:23,738 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 96 transitions. [2019-11-20 05:28:23,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-11-20 05:28:23,740 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 05:28:23,740 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 05:28:23,944 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-20 05:28:23,944 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 05:28:23,944 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:28:23,944 INFO L82 PathProgramCache]: Analyzing trace with hash -434541687, now seen corresponding path program 1 times [2019-11-20 05:28:23,944 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 05:28:23,945 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [952746641] [2019-11-20 05:28:23,945 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 05:28:23,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:23,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:24,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:24,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:24,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:24,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:24,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:24,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:24,128 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 6 proven. 11 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-11-20 05:28:24,129 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [952746641] [2019-11-20 05:28:24,129 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2089859050] [2019-11-20 05:28:24,129 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8fe0efeb-e53c-4545-b3ea-81b241d61bfa/bin/uautomizer/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-20 05:28:24,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:24,166 INFO L255 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 10 conjunts are in the unsatisfiable core [2019-11-20 05:28:24,172 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 05:28:24,246 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 4 proven. 23 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-20 05:28:24,247 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-20 05:28:24,247 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 9] total 16 [2019-11-20 05:28:24,247 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1409662295] [2019-11-20 05:28:24,248 INFO L442 AbstractCegarLoop]: Interpolant automaton has 16 states [2019-11-20 05:28:24,248 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 05:28:24,248 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2019-11-20 05:28:24,248 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=196, Unknown=0, NotChecked=0, Total=240 [2019-11-20 05:28:24,249 INFO L87 Difference]: Start difference. First operand 66 states and 96 transitions. Second operand 16 states. [2019-11-20 05:28:24,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 05:28:24,749 INFO L93 Difference]: Finished difference Result 164 states and 279 transitions. [2019-11-20 05:28:24,750 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2019-11-20 05:28:24,750 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 50 [2019-11-20 05:28:24,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 05:28:24,753 INFO L225 Difference]: With dead ends: 164 [2019-11-20 05:28:24,753 INFO L226 Difference]: Without dead ends: 100 [2019-11-20 05:28:24,755 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 105 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=111, Invalid=489, Unknown=0, NotChecked=0, Total=600 [2019-11-20 05:28:24,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2019-11-20 05:28:24,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 89. [2019-11-20 05:28:24,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 89 states. [2019-11-20 05:28:24,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 145 transitions. [2019-11-20 05:28:24,772 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 145 transitions. Word has length 50 [2019-11-20 05:28:24,773 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 05:28:24,773 INFO L462 AbstractCegarLoop]: Abstraction has 89 states and 145 transitions. [2019-11-20 05:28:24,773 INFO L463 AbstractCegarLoop]: Interpolant automaton has 16 states. [2019-11-20 05:28:24,773 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 145 transitions. [2019-11-20 05:28:24,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2019-11-20 05:28:24,777 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 05:28:24,777 INFO L410 BasicCegarLoop]: trace histogram [7, 7, 6, 6, 6, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 05:28:24,981 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-20 05:28:24,981 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 05:28:24,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:28:24,981 INFO L82 PathProgramCache]: Analyzing trace with hash -1917551255, now seen corresponding path program 1 times [2019-11-20 05:28:24,981 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 05:28:24,981 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1166110050] [2019-11-20 05:28:24,982 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 05:28:24,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:25,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:25,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:25,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:25,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:25,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:25,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:25,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:25,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:25,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:25,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:25,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:25,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:25,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:25,274 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 33 proven. 58 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2019-11-20 05:28:25,275 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1166110050] [2019-11-20 05:28:25,276 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [672780200] [2019-11-20 05:28:25,276 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8fe0efeb-e53c-4545-b3ea-81b241d61bfa/bin/uautomizer/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-20 05:28:25,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:25,328 INFO L255 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 12 conjunts are in the unsatisfiable core [2019-11-20 05:28:25,338 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 05:28:25,455 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 13 proven. 90 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2019-11-20 05:28:25,456 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-20 05:28:25,456 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 10] total 18 [2019-11-20 05:28:25,457 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1385546188] [2019-11-20 05:28:25,458 INFO L442 AbstractCegarLoop]: Interpolant automaton has 18 states [2019-11-20 05:28:25,458 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 05:28:25,458 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2019-11-20 05:28:25,459 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=255, Unknown=0, NotChecked=0, Total=306 [2019-11-20 05:28:25,459 INFO L87 Difference]: Start difference. First operand 89 states and 145 transitions. Second operand 18 states. [2019-11-20 05:28:26,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 05:28:26,011 INFO L93 Difference]: Finished difference Result 207 states and 388 transitions. [2019-11-20 05:28:26,012 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2019-11-20 05:28:26,012 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 91 [2019-11-20 05:28:26,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 05:28:26,014 INFO L225 Difference]: With dead ends: 207 [2019-11-20 05:28:26,014 INFO L226 Difference]: Without dead ends: 114 [2019-11-20 05:28:26,016 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 114 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 124 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=143, Invalid=669, Unknown=0, NotChecked=0, Total=812 [2019-11-20 05:28:26,016 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2019-11-20 05:28:26,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 88. [2019-11-20 05:28:26,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 88 states. [2019-11-20 05:28:26,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 135 transitions. [2019-11-20 05:28:26,031 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 135 transitions. Word has length 91 [2019-11-20 05:28:26,032 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 05:28:26,032 INFO L462 AbstractCegarLoop]: Abstraction has 88 states and 135 transitions. [2019-11-20 05:28:26,032 INFO L463 AbstractCegarLoop]: Interpolant automaton has 18 states. [2019-11-20 05:28:26,032 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 135 transitions. [2019-11-20 05:28:26,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2019-11-20 05:28:26,034 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 05:28:26,035 INFO L410 BasicCegarLoop]: trace histogram [10, 10, 7, 7, 7, 7, 5, 5, 5, 5, 5, 5, 5, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1] [2019-11-20 05:28:26,237 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-20 05:28:26,238 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 05:28:26,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:28:26,238 INFO L82 PathProgramCache]: Analyzing trace with hash -463941571, now seen corresponding path program 1 times [2019-11-20 05:28:26,238 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 05:28:26,239 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1856493751] [2019-11-20 05:28:26,239 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 05:28:26,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:26,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:26,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:26,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:26,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:26,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:26,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:26,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:26,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:26,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:26,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:26,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:26,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:26,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:26,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:26,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:26,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:26,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:26,666 INFO L134 CoverageAnalysis]: Checked inductivity of 358 backedges. 53 proven. 117 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2019-11-20 05:28:26,666 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1856493751] [2019-11-20 05:28:26,667 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [84949770] [2019-11-20 05:28:26,667 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8fe0efeb-e53c-4545-b3ea-81b241d61bfa/bin/uautomizer/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-20 05:28:26,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:26,734 INFO L255 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 14 conjunts are in the unsatisfiable core [2019-11-20 05:28:26,745 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 05:28:26,953 INFO L134 CoverageAnalysis]: Checked inductivity of 358 backedges. 24 proven. 155 refuted. 0 times theorem prover too weak. 179 trivial. 0 not checked. [2019-11-20 05:28:26,953 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-20 05:28:26,953 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 11] total 21 [2019-11-20 05:28:26,956 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [522084675] [2019-11-20 05:28:26,957 INFO L442 AbstractCegarLoop]: Interpolant automaton has 21 states [2019-11-20 05:28:26,957 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 05:28:26,957 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2019-11-20 05:28:26,958 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=356, Unknown=0, NotChecked=0, Total=420 [2019-11-20 05:28:26,958 INFO L87 Difference]: Start difference. First operand 88 states and 135 transitions. Second operand 21 states. [2019-11-20 05:28:27,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 05:28:27,750 INFO L93 Difference]: Finished difference Result 244 states and 473 transitions. [2019-11-20 05:28:27,751 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2019-11-20 05:28:27,751 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 119 [2019-11-20 05:28:27,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 05:28:27,754 INFO L225 Difference]: With dead ends: 244 [2019-11-20 05:28:27,755 INFO L226 Difference]: Without dead ends: 152 [2019-11-20 05:28:27,756 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 147 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 261 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=232, Invalid=1100, Unknown=0, NotChecked=0, Total=1332 [2019-11-20 05:28:27,757 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152 states. [2019-11-20 05:28:27,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 134. [2019-11-20 05:28:27,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 134 states. [2019-11-20 05:28:27,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 224 transitions. [2019-11-20 05:28:27,775 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 224 transitions. Word has length 119 [2019-11-20 05:28:27,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 05:28:27,776 INFO L462 AbstractCegarLoop]: Abstraction has 134 states and 224 transitions. [2019-11-20 05:28:27,776 INFO L463 AbstractCegarLoop]: Interpolant automaton has 21 states. [2019-11-20 05:28:27,776 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 224 transitions. [2019-11-20 05:28:27,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2019-11-20 05:28:27,781 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 05:28:27,781 INFO L410 BasicCegarLoop]: trace histogram [21, 21, 16, 16, 16, 15, 10, 10, 10, 10, 10, 10, 10, 8, 8, 8, 8, 8, 8, 8, 8, 5, 5, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 05:28:27,985 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-20 05:28:27,985 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 05:28:27,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:28:27,985 INFO L82 PathProgramCache]: Analyzing trace with hash 48690978, now seen corresponding path program 2 times [2019-11-20 05:28:27,985 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 05:28:27,985 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1419282842] [2019-11-20 05:28:27,986 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 05:28:28,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:28,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:28,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:28,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:28,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:28,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:28,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:28,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:28,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:28,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:28,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:28,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:28,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:28,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:28,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:28,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:28,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:28,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:28,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:28,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:28,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:28,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:28,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:28,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:28,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:28,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:28,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:28,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:28,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:28,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:28,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:28,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:28,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:28,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:28,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:28,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:28,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:28,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:29,133 INFO L134 CoverageAnalysis]: Checked inductivity of 1837 backedges. 539 proven. 492 refuted. 0 times theorem prover too weak. 806 trivial. 0 not checked. [2019-11-20 05:28:29,134 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1419282842] [2019-11-20 05:28:29,134 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [721105943] [2019-11-20 05:28:29,134 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8fe0efeb-e53c-4545-b3ea-81b241d61bfa/bin/uautomizer/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-20 05:28:29,244 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2019-11-20 05:28:29,245 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-11-20 05:28:29,246 INFO L255 TraceCheckSpWp]: Trace formula consists of 570 conjuncts, 16 conjunts are in the unsatisfiable core [2019-11-20 05:28:29,252 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 05:28:29,505 INFO L134 CoverageAnalysis]: Checked inductivity of 1837 backedges. 72 proven. 513 refuted. 0 times theorem prover too weak. 1252 trivial. 0 not checked. [2019-11-20 05:28:29,506 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-20 05:28:29,506 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 12] total 39 [2019-11-20 05:28:29,506 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1756753865] [2019-11-20 05:28:29,507 INFO L442 AbstractCegarLoop]: Interpolant automaton has 39 states [2019-11-20 05:28:29,507 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 05:28:29,508 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2019-11-20 05:28:29,508 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=185, Invalid=1297, Unknown=0, NotChecked=0, Total=1482 [2019-11-20 05:28:29,509 INFO L87 Difference]: Start difference. First operand 134 states and 224 transitions. Second operand 39 states. [2019-11-20 05:28:31,351 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 05:28:31,351 INFO L93 Difference]: Finished difference Result 353 states and 773 transitions. [2019-11-20 05:28:31,351 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2019-11-20 05:28:31,351 INFO L78 Accepts]: Start accepts. Automaton has 39 states. Word has length 256 [2019-11-20 05:28:31,352 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 05:28:31,355 INFO L225 Difference]: With dead ends: 353 [2019-11-20 05:28:31,355 INFO L226 Difference]: Without dead ends: 214 [2019-11-20 05:28:31,359 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 399 GetRequests, 329 SyntacticMatches, 1 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1473 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=596, Invalid=4374, Unknown=0, NotChecked=0, Total=4970 [2019-11-20 05:28:31,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 214 states. [2019-11-20 05:28:31,388 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 214 to 153. [2019-11-20 05:28:31,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 153 states. [2019-11-20 05:28:31,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 153 states and 212 transitions. [2019-11-20 05:28:31,399 INFO L78 Accepts]: Start accepts. Automaton has 153 states and 212 transitions. Word has length 256 [2019-11-20 05:28:31,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 05:28:31,400 INFO L462 AbstractCegarLoop]: Abstraction has 153 states and 212 transitions. [2019-11-20 05:28:31,400 INFO L463 AbstractCegarLoop]: Interpolant automaton has 39 states. [2019-11-20 05:28:31,400 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 212 transitions. [2019-11-20 05:28:31,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 365 [2019-11-20 05:28:31,408 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 05:28:31,409 INFO L410 BasicCegarLoop]: trace histogram [27, 27, 26, 26, 22, 21, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 9, 8, 5, 5, 1, 1, 1, 1, 1, 1] [2019-11-20 05:28:31,621 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-20 05:28:31,622 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 05:28:31,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:28:31,622 INFO L82 PathProgramCache]: Analyzing trace with hash -912985296, now seen corresponding path program 3 times [2019-11-20 05:28:31,622 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 05:28:31,624 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [888807543] [2019-11-20 05:28:31,624 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 05:28:31,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:31,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:31,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:31,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:32,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:32,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:32,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:32,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:32,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:32,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:32,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:32,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:32,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:32,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:32,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:32,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:32,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:32,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:32,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:32,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:32,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:32,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:32,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:32,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:32,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:32,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:32,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:32,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:32,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:32,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:32,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:32,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:32,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:32,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:32,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:32,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:32,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:32,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:32,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:32,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:32,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:32,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:32,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:32,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:32,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:32,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:32,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:32,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:32,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:32,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:32,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:32,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:32,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:32,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:32,801 INFO L134 CoverageAnalysis]: Checked inductivity of 3769 backedges. 279 proven. 859 refuted. 0 times theorem prover too weak. 2631 trivial. 0 not checked. [2019-11-20 05:28:32,801 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [888807543] [2019-11-20 05:28:32,802 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [473302390] [2019-11-20 05:28:32,802 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8fe0efeb-e53c-4545-b3ea-81b241d61bfa/bin/uautomizer/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-20 05:28:32,876 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2019-11-20 05:28:32,876 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-11-20 05:28:32,877 INFO L255 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 12 conjunts are in the unsatisfiable core [2019-11-20 05:28:32,885 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 05:28:33,122 INFO L134 CoverageAnalysis]: Checked inductivity of 3769 backedges. 554 proven. 91 refuted. 0 times theorem prover too weak. 3124 trivial. 0 not checked. [2019-11-20 05:28:33,123 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-20 05:28:33,123 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 10] total 29 [2019-11-20 05:28:33,124 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2004868334] [2019-11-20 05:28:33,125 INFO L442 AbstractCegarLoop]: Interpolant automaton has 29 states [2019-11-20 05:28:33,125 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 05:28:33,125 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2019-11-20 05:28:33,126 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=700, Unknown=0, NotChecked=0, Total=812 [2019-11-20 05:28:33,126 INFO L87 Difference]: Start difference. First operand 153 states and 212 transitions. Second operand 29 states. [2019-11-20 05:28:34,240 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 05:28:34,240 INFO L93 Difference]: Finished difference Result 343 states and 516 transitions. [2019-11-20 05:28:34,241 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2019-11-20 05:28:34,241 INFO L78 Accepts]: Start accepts. Automaton has 29 states. Word has length 364 [2019-11-20 05:28:34,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 05:28:34,244 INFO L225 Difference]: With dead ends: 343 [2019-11-20 05:28:34,244 INFO L226 Difference]: Without dead ends: 207 [2019-11-20 05:28:34,246 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 511 GetRequests, 463 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 636 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=332, Invalid=2118, Unknown=0, NotChecked=0, Total=2450 [2019-11-20 05:28:34,247 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 207 states. [2019-11-20 05:28:34,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 207 to 172. [2019-11-20 05:28:34,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 172 states. [2019-11-20 05:28:34,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 237 transitions. [2019-11-20 05:28:34,262 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 237 transitions. Word has length 364 [2019-11-20 05:28:34,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 05:28:34,263 INFO L462 AbstractCegarLoop]: Abstraction has 172 states and 237 transitions. [2019-11-20 05:28:34,263 INFO L463 AbstractCegarLoop]: Interpolant automaton has 29 states. [2019-11-20 05:28:34,263 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 237 transitions. [2019-11-20 05:28:34,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 814 [2019-11-20 05:28:34,285 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 05:28:34,285 INFO L410 BasicCegarLoop]: trace histogram [61, 61, 58, 58, 48, 48, 30, 30, 30, 30, 30, 30, 30, 29, 29, 29, 29, 29, 29, 29, 19, 18, 13, 10, 1, 1, 1, 1, 1, 1] [2019-11-20 05:28:34,492 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-20 05:28:34,493 INFO L410 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 05:28:34,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:28:34,493 INFO L82 PathProgramCache]: Analyzing trace with hash -912022056, now seen corresponding path program 4 times [2019-11-20 05:28:34,493 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 05:28:34,493 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1283944628] [2019-11-20 05:28:34,493 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 05:28:34,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:35,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:35,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:35,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:35,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:35,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:35,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:35,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:35,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:35,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:35,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:35,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:35,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:35,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:35,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:35,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:35,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:35,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:35,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:35,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:35,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:35,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:35,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:35,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:35,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:35,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:35,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:35,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:35,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:35,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:36,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:36,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:36,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:36,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:36,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:36,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:36,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:36,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:36,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:36,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:36,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:36,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:36,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:36,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:36,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:36,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:36,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:36,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:36,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:36,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:36,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:36,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:36,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:36,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:36,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:36,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:36,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:36,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:36,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:36,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:37,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:37,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:37,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:37,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:37,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:37,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:37,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:37,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:37,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:37,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:37,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:37,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:37,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:37,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:37,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:37,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:37,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:37,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:37,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:37,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:37,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:37,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:37,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:37,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:37,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:37,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:37,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:37,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:37,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:37,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:37,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:37,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:37,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:37,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:37,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:37,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:37,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:37,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:37,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:37,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:37,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:37,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:37,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:37,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:37,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:37,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:37,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:37,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:37,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:37,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:37,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:37,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:37,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:37,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:37,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:37,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:37,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:37,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:37,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:37,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:38,289 INFO L134 CoverageAnalysis]: Checked inductivity of 19552 backedges. 1619 proven. 4002 refuted. 0 times theorem prover too weak. 13931 trivial. 0 not checked. [2019-11-20 05:28:38,289 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1283944628] [2019-11-20 05:28:38,289 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1353377744] [2019-11-20 05:28:38,290 INFO L92 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8fe0efeb-e53c-4545-b3ea-81b241d61bfa/bin/uautomizer/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-20 05:28:38,490 INFO L249 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2019-11-20 05:28:38,490 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-11-20 05:28:38,493 INFO L255 TraceCheckSpWp]: Trace formula consists of 1448 conjuncts, 18 conjunts are in the unsatisfiable core [2019-11-20 05:28:38,506 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 05:28:38,902 INFO L134 CoverageAnalysis]: Checked inductivity of 19552 backedges. 262 proven. 2197 refuted. 0 times theorem prover too weak. 17093 trivial. 0 not checked. [2019-11-20 05:28:38,902 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-20 05:28:38,903 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [45, 13] total 49 [2019-11-20 05:28:38,903 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [662414965] [2019-11-20 05:28:38,904 INFO L442 AbstractCegarLoop]: Interpolant automaton has 49 states [2019-11-20 05:28:38,905 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 05:28:38,905 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2019-11-20 05:28:38,906 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=291, Invalid=2061, Unknown=0, NotChecked=0, Total=2352 [2019-11-20 05:28:38,906 INFO L87 Difference]: Start difference. First operand 172 states and 237 transitions. Second operand 49 states. [2019-11-20 05:28:40,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 05:28:40,789 INFO L93 Difference]: Finished difference Result 409 states and 684 transitions. [2019-11-20 05:28:40,789 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2019-11-20 05:28:40,790 INFO L78 Accepts]: Start accepts. Automaton has 49 states. Word has length 813 [2019-11-20 05:28:40,791 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 05:28:40,794 INFO L225 Difference]: With dead ends: 409 [2019-11-20 05:28:40,794 INFO L226 Difference]: Without dead ends: 241 [2019-11-20 05:28:40,798 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 1120 GetRequests, 1046 SyntacticMatches, 0 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2046 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=681, Invalid=5019, Unknown=0, NotChecked=0, Total=5700 [2019-11-20 05:28:40,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 241 states. [2019-11-20 05:28:40,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 241 to 205. [2019-11-20 05:28:40,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 205 states. [2019-11-20 05:28:40,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 205 states and 295 transitions. [2019-11-20 05:28:40,830 INFO L78 Accepts]: Start accepts. Automaton has 205 states and 295 transitions. Word has length 813 [2019-11-20 05:28:40,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 05:28:40,831 INFO L462 AbstractCegarLoop]: Abstraction has 205 states and 295 transitions. [2019-11-20 05:28:40,831 INFO L463 AbstractCegarLoop]: Interpolant automaton has 49 states. [2019-11-20 05:28:40,831 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 295 transitions. [2019-11-20 05:28:40,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 923 [2019-11-20 05:28:40,861 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 05:28:40,861 INFO L410 BasicCegarLoop]: trace histogram [69, 69, 66, 66, 55, 54, 34, 34, 34, 34, 34, 34, 34, 33, 33, 33, 33, 33, 33, 33, 22, 20, 14, 12, 1, 1, 1, 1, 1, 1] [2019-11-20 05:28:41,066 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-20 05:28:41,067 INFO L410 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 05:28:41,067 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:28:41,068 INFO L82 PathProgramCache]: Analyzing trace with hash -519987509, now seen corresponding path program 5 times [2019-11-20 05:28:41,068 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 05:28:41,068 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1979010900] [2019-11-20 05:28:41,068 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 05:28:41,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:41,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:42,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:42,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:42,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:42,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:42,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:42,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:42,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:42,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:42,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:42,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:42,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:42,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:42,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:42,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:42,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:42,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:42,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:42,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:42,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:42,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:42,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:42,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:42,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:42,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:42,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:42,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:42,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:42,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:42,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:42,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:42,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:42,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:42,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:42,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:42,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:42,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:42,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:42,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:42,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:42,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:42,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:42,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:42,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:42,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:42,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:42,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:42,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:42,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:42,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:42,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:42,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:42,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:42,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:42,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:42,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:42,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:42,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:42,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:42,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:42,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:42,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:42,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:42,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:42,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:42,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:42,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:42,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:43,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:43,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:43,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:43,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:43,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:43,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:43,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:43,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:43,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:43,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:43,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:43,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:43,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:43,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:43,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:43,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:43,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:43,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:43,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:43,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:43,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:43,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:43,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:43,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:43,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:43,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:43,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:43,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:43,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:43,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:43,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:43,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:43,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:43,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:43,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:43,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:43,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:43,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:43,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:43,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:43,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:43,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:43,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:43,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:43,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:43,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:43,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:43,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:43,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:43,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:43,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:43,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:43,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:43,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:43,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:43,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:43,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:43,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:43,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:43,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:43,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:43,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:43,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:43,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:43,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:43,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:43,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:45,087 INFO L134 CoverageAnalysis]: Checked inductivity of 25236 backedges. 1751 proven. 3682 refuted. 0 times theorem prover too weak. 19803 trivial. 0 not checked. [2019-11-20 05:28:45,088 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1979010900] [2019-11-20 05:28:45,088 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [667484315] [2019-11-20 05:28:45,088 INFO L92 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8fe0efeb-e53c-4545-b3ea-81b241d61bfa/bin/uautomizer/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-20 05:28:45,471 INFO L249 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 53 check-sat command(s) [2019-11-20 05:28:45,471 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-11-20 05:28:45,475 INFO L255 TraceCheckSpWp]: Trace formula consists of 1894 conjuncts, 30 conjunts are in the unsatisfiable core [2019-11-20 05:28:45,489 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 05:28:46,266 INFO L134 CoverageAnalysis]: Checked inductivity of 25236 backedges. 2362 proven. 2595 refuted. 0 times theorem prover too weak. 20279 trivial. 0 not checked. [2019-11-20 05:28:46,266 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-20 05:28:46,267 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [37, 21] total 49 [2019-11-20 05:28:46,267 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2058833710] [2019-11-20 05:28:46,269 INFO L442 AbstractCegarLoop]: Interpolant automaton has 49 states [2019-11-20 05:28:46,269 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 05:28:46,273 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2019-11-20 05:28:46,274 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=281, Invalid=2071, Unknown=0, NotChecked=0, Total=2352 [2019-11-20 05:28:46,274 INFO L87 Difference]: Start difference. First operand 205 states and 295 transitions. Second operand 49 states. [2019-11-20 05:28:48,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 05:28:48,741 INFO L93 Difference]: Finished difference Result 496 states and 833 transitions. [2019-11-20 05:28:48,741 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2019-11-20 05:28:48,742 INFO L78 Accepts]: Start accepts. Automaton has 49 states. Word has length 922 [2019-11-20 05:28:48,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 05:28:48,748 INFO L225 Difference]: With dead ends: 496 [2019-11-20 05:28:48,748 INFO L226 Difference]: Without dead ends: 311 [2019-11-20 05:28:48,753 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 1265 GetRequests, 1178 SyntacticMatches, 0 SemanticMatches, 87 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2688 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=920, Invalid=6912, Unknown=0, NotChecked=0, Total=7832 [2019-11-20 05:28:48,754 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 311 states. [2019-11-20 05:28:48,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 311 to 225. [2019-11-20 05:28:48,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 225 states. [2019-11-20 05:28:48,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 327 transitions. [2019-11-20 05:28:48,772 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 327 transitions. Word has length 922 [2019-11-20 05:28:48,773 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 05:28:48,773 INFO L462 AbstractCegarLoop]: Abstraction has 225 states and 327 transitions. [2019-11-20 05:28:48,774 INFO L463 AbstractCegarLoop]: Interpolant automaton has 49 states. [2019-11-20 05:28:48,774 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 327 transitions. [2019-11-20 05:28:48,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2952 [2019-11-20 05:28:48,830 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 05:28:48,831 INFO L410 BasicCegarLoop]: trace histogram [221, 221, 212, 212, 176, 174, 110, 110, 110, 110, 110, 110, 110, 106, 106, 106, 106, 106, 106, 106, 70, 64, 45, 38, 1, 1, 1, 1, 1, 1] [2019-11-20 05:28:49,032 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-20 05:28:49,033 INFO L410 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 05:28:49,033 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:28:49,033 INFO L82 PathProgramCache]: Analyzing trace with hash -1750452667, now seen corresponding path program 6 times [2019-11-20 05:28:49,034 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 05:28:49,034 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [428603087] [2019-11-20 05:28:49,034 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 05:28:50,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:54,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:56,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:56,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:56,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:56,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:57,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:57,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:57,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:57,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:57,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:57,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:57,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:57,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:57,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:57,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:57,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:57,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:57,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:57,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:57,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:57,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:57,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:57,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:57,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:57,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:57,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:57,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:57,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:57,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:57,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:57,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:57,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:57,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:57,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:57,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:57,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:57,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:57,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:57,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:57,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:57,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:57,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:57,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:57,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:57,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:57,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:57,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:57,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:57,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:57,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:57,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:57,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:57,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:57,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:57,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:57,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:57,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:57,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:57,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:57,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:57,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:57,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:57,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:57,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:57,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:57,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:57,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:57,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:57,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:57,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:57,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:57,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:57,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:57,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:57,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:58,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:58,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:58,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:58,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:58,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:58,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:58,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:58,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:58,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:58,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:58,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:58,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:58,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:58,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:58,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:58,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:58,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:58,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:58,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:58,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:58,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:59,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:59,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:59,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:59,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:28:59,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:00,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:00,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:00,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:00,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:00,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:00,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:00,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:00,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:00,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:00,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:00,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:00,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:00,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:00,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:00,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:00,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:00,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:00,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:00,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:00,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:00,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:00,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:00,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:00,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:00,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:00,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:00,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:00,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:00,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:00,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:00,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:00,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:00,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:00,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:00,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:00,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:00,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:00,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:00,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:00,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:00,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:00,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:00,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:00,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:00,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:00,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:00,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:00,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:00,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:00,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:00,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:00,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:00,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:00,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:00,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:00,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:00,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:00,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:00,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:00,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:00,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:00,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:00,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:00,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:00,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:00,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:00,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:00,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:00,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:00,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:00,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:00,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:00,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:00,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:00,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:00,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:00,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:00,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:00,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:00,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:00,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:01,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:01,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:01,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:01,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:01,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:01,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:01,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:01,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:01,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:01,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:01,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:01,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:01,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:01,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:01,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:01,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:01,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:01,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:01,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:01,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:01,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:01,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:01,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:01,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:01,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:01,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:01,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:01,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:01,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:01,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:01,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:01,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:01,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:01,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:01,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:01,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:01,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:01,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:01,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:01,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:01,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:01,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:01,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:01,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:01,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:01,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:01,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:01,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:01,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:01,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:01,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:01,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:01,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:01,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:01,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:01,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:01,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:01,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:01,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:01,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:01,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:01,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:01,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:01,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:01,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:02,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:02,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:02,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:02,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:02,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:02,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:02,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:02,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:02,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:02,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:02,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:02,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:02,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:02,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:02,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:02,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:02,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:02,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:02,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:02,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:02,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:02,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:02,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:02,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:02,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:04,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:05,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:05,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:05,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:05,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:06,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:07,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:07,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:07,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:07,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:07,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:07,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:07,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:07,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:07,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:07,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:07,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:07,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:07,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:07,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:07,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:07,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:07,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:07,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:07,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:07,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:07,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:07,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:07,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:07,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:07,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:07,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:07,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:07,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:07,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:07,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:07,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:07,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:07,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:07,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:07,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:07,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:07,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:07,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:07,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:07,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:07,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:07,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:07,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:07,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:07,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:07,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:07,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:07,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:16,446 INFO L134 CoverageAnalysis]: Checked inductivity of 263395 backedges. 36083 proven. 34754 refuted. 0 times theorem prover too weak. 192558 trivial. 0 not checked. [2019-11-20 05:29:16,446 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [428603087] [2019-11-20 05:29:16,446 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1056344848] [2019-11-20 05:29:16,447 INFO L92 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8fe0efeb-e53c-4545-b3ea-81b241d61bfa/bin/uautomizer/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-20 05:29:16,700 INFO L249 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 27 check-sat command(s) [2019-11-20 05:29:16,700 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-11-20 05:29:16,703 INFO L255 TraceCheckSpWp]: Trace formula consists of 808 conjuncts, 22 conjunts are in the unsatisfiable core [2019-11-20 05:29:16,750 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 05:29:20,667 INFO L134 CoverageAnalysis]: Checked inductivity of 263395 backedges. 2036 proven. 9817 refuted. 0 times theorem prover too weak. 251542 trivial. 0 not checked. [2019-11-20 05:29:20,667 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-20 05:29:20,669 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [50, 15] total 61 [2019-11-20 05:29:20,669 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1368043469] [2019-11-20 05:29:20,671 INFO L442 AbstractCegarLoop]: Interpolant automaton has 61 states [2019-11-20 05:29:20,671 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 05:29:20,671 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 61 interpolants. [2019-11-20 05:29:20,672 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=395, Invalid=3265, Unknown=0, NotChecked=0, Total=3660 [2019-11-20 05:29:20,673 INFO L87 Difference]: Start difference. First operand 225 states and 327 transitions. Second operand 61 states. [2019-11-20 05:29:23,506 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 05:29:23,506 INFO L93 Difference]: Finished difference Result 542 states and 989 transitions. [2019-11-20 05:29:23,507 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2019-11-20 05:29:23,507 INFO L78 Accepts]: Start accepts. Automaton has 61 states. Word has length 2951 [2019-11-20 05:29:23,508 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 05:29:23,511 INFO L225 Difference]: With dead ends: 542 [2019-11-20 05:29:23,512 INFO L226 Difference]: Without dead ends: 272 [2019-11-20 05:29:23,517 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3986 GetRequests, 3896 SyntacticMatches, 0 SemanticMatches, 90 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3225 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=862, Invalid=7510, Unknown=0, NotChecked=0, Total=8372 [2019-11-20 05:29:23,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 272 states. [2019-11-20 05:29:23,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 272 to 241. [2019-11-20 05:29:23,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 241 states. [2019-11-20 05:29:23,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 241 states and 317 transitions. [2019-11-20 05:29:23,536 INFO L78 Accepts]: Start accepts. Automaton has 241 states and 317 transitions. Word has length 2951 [2019-11-20 05:29:23,537 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 05:29:23,537 INFO L462 AbstractCegarLoop]: Abstraction has 241 states and 317 transitions. [2019-11-20 05:29:23,537 INFO L463 AbstractCegarLoop]: Interpolant automaton has 61 states. [2019-11-20 05:29:23,537 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 317 transitions. [2019-11-20 05:29:23,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1209 [2019-11-20 05:29:23,549 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 05:29:23,549 INFO L410 BasicCegarLoop]: trace histogram [89, 89, 88, 88, 72, 71, 44, 44, 44, 44, 44, 44, 44, 44, 44, 44, 44, 44, 44, 44, 28, 27, 18, 16, 1, 1, 1, 1, 1, 1] [2019-11-20 05:29:23,753 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-20 05:29:23,753 INFO L410 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 05:29:23,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:29:23,754 INFO L82 PathProgramCache]: Analyzing trace with hash -1254970920, now seen corresponding path program 7 times [2019-11-20 05:29:23,754 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 05:29:23,754 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1074416599] [2019-11-20 05:29:23,754 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 05:29:23,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:24,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:24,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:25,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:25,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:25,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:25,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:25,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:25,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:25,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:25,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:25,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:25,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:25,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:25,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:25,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:25,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:25,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:25,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:25,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:25,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:25,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:25,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:25,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:25,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:25,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:25,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:25,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:25,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:25,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:25,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:25,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:25,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:25,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:25,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:25,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:25,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:25,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:25,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:25,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:25,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:25,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:25,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:25,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:25,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:25,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:25,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:25,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:25,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:25,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:25,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:25,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:25,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:25,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:25,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:25,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:25,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:25,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:25,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:25,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:25,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:25,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:25,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:25,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:25,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:25,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:25,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:25,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:25,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:25,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:25,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:25,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:25,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:25,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:25,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:25,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:25,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:25,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:25,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:25,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:26,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:26,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:26,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:26,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:26,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:26,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:26,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:26,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:26,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:26,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:26,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:26,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:26,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:26,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:26,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:26,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:26,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:26,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:26,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:26,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:26,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:26,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:26,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:26,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:26,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:26,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:26,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:26,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:26,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:26,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:26,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:26,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:26,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:26,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:26,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:26,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:26,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:26,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:26,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:26,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:26,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:26,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:26,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:26,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:26,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:26,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:26,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:26,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:26,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:26,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:26,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:26,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:26,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:26,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:26,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:26,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:26,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:26,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:26,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:26,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:26,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:26,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:26,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:26,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:26,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:26,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:26,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:26,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:26,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:27,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:27,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:27,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:27,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:27,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:27,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:27,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:27,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:27,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:27,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:27,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:27,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:27,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:27,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:27,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:27,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:27,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:27,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:27,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:27,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:27,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:27,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:27,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:27,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:27,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:27,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:27,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:27,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:27,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:28,643 INFO L134 CoverageAnalysis]: Checked inductivity of 43585 backedges. 6641 proven. 8360 refuted. 0 times theorem prover too weak. 28584 trivial. 0 not checked. [2019-11-20 05:29:28,644 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1074416599] [2019-11-20 05:29:28,644 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1052116473] [2019-11-20 05:29:28,644 INFO L92 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8fe0efeb-e53c-4545-b3ea-81b241d61bfa/bin/uautomizer/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-20 05:29:28,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:28,932 INFO L255 TraceCheckSpWp]: Trace formula consists of 2684 conjuncts, 21 conjunts are in the unsatisfiable core [2019-11-20 05:29:28,951 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 05:29:29,739 INFO L134 CoverageAnalysis]: Checked inductivity of 43585 backedges. 1433 proven. 2945 refuted. 0 times theorem prover too weak. 39207 trivial. 0 not checked. [2019-11-20 05:29:29,739 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-20 05:29:29,740 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [37, 15] total 42 [2019-11-20 05:29:29,740 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [797748414] [2019-11-20 05:29:29,742 INFO L442 AbstractCegarLoop]: Interpolant automaton has 42 states [2019-11-20 05:29:29,742 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 05:29:29,742 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2019-11-20 05:29:29,743 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=199, Invalid=1523, Unknown=0, NotChecked=0, Total=1722 [2019-11-20 05:29:29,743 INFO L87 Difference]: Start difference. First operand 241 states and 317 transitions. Second operand 42 states. [2019-11-20 05:29:31,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 05:29:31,059 INFO L93 Difference]: Finished difference Result 517 states and 708 transitions. [2019-11-20 05:29:31,059 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2019-11-20 05:29:31,059 INFO L78 Accepts]: Start accepts. Automaton has 42 states. Word has length 1208 [2019-11-20 05:29:31,060 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 05:29:31,063 INFO L225 Difference]: With dead ends: 517 [2019-11-20 05:29:31,063 INFO L226 Difference]: Without dead ends: 260 [2019-11-20 05:29:31,066 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 1667 GetRequests, 1598 SyntacticMatches, 1 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1583 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=566, Invalid=4264, Unknown=0, NotChecked=0, Total=4830 [2019-11-20 05:29:31,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 260 states. [2019-11-20 05:29:31,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 260 to 221. [2019-11-20 05:29:31,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 221 states. [2019-11-20 05:29:31,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 221 states and 269 transitions. [2019-11-20 05:29:31,082 INFO L78 Accepts]: Start accepts. Automaton has 221 states and 269 transitions. Word has length 1208 [2019-11-20 05:29:31,083 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 05:29:31,083 INFO L462 AbstractCegarLoop]: Abstraction has 221 states and 269 transitions. [2019-11-20 05:29:31,083 INFO L463 AbstractCegarLoop]: Interpolant automaton has 42 states. [2019-11-20 05:29:31,083 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 269 transitions. [2019-11-20 05:29:31,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1495 [2019-11-20 05:29:31,100 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 05:29:31,100 INFO L410 BasicCegarLoop]: trace histogram [110, 110, 109, 109, 89, 88, 55, 55, 55, 55, 55, 55, 55, 54, 54, 54, 54, 54, 54, 54, 34, 34, 22, 20, 1, 1, 1, 1, 1, 1] [2019-11-20 05:29:31,305 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-20 05:29:31,305 INFO L410 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 05:29:31,305 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:29:31,306 INFO L82 PathProgramCache]: Analyzing trace with hash -518916371, now seen corresponding path program 8 times [2019-11-20 05:29:31,307 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 05:29:31,307 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1952545096] [2019-11-20 05:29:31,307 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 05:29:31,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:32,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:32,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:34,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:34,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:34,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:34,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:34,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:34,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:34,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:34,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:34,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:34,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:34,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:34,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:34,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:34,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:34,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:34,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:34,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:34,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:34,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:34,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:34,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:34,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:34,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:34,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:34,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:34,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:34,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:34,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:34,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:34,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:34,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:34,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:34,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:34,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:34,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:34,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:34,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:34,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:34,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:34,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:34,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:34,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:34,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:34,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:34,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:34,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:34,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:34,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:34,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:34,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:34,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:34,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:34,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:34,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:34,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:34,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:34,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:34,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:34,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:34,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:34,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:34,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:34,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:34,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:34,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:34,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:34,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:34,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:35,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:35,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:35,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:35,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:35,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:35,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:35,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:35,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:35,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:35,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:35,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:35,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:35,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:35,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:35,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:35,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:35,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:35,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:35,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:35,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:35,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:35,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:35,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:35,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:35,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:35,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:35,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:35,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:35,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:35,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:35,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:35,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:35,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:35,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:35,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:35,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:35,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:35,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:35,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:35,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:35,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:37,585 INFO L134 CoverageAnalysis]: Checked inductivity of 66932 backedges. 3330 proven. 6804 refuted. 0 times theorem prover too weak. 56798 trivial. 0 not checked. [2019-11-20 05:29:37,585 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1952545096] [2019-11-20 05:29:37,585 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1947498153] [2019-11-20 05:29:37,585 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8fe0efeb-e53c-4545-b3ea-81b241d61bfa/bin/uautomizer/z3 Starting monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-20 05:29:37,998 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2019-11-20 05:29:37,999 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-11-20 05:29:38,004 INFO L255 TraceCheckSpWp]: Trace formula consists of 3319 conjuncts, 21 conjunts are in the unsatisfiable core [2019-11-20 05:29:38,026 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 05:29:39,123 INFO L134 CoverageAnalysis]: Checked inductivity of 66932 backedges. 3248 proven. 2228 refuted. 0 times theorem prover too weak. 61456 trivial. 0 not checked. [2019-11-20 05:29:39,123 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-20 05:29:39,124 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [40, 15] total 44 [2019-11-20 05:29:39,124 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [789183255] [2019-11-20 05:29:39,125 INFO L442 AbstractCegarLoop]: Interpolant automaton has 44 states [2019-11-20 05:29:39,125 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 05:29:39,125 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2019-11-20 05:29:39,126 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=231, Invalid=1661, Unknown=0, NotChecked=0, Total=1892 [2019-11-20 05:29:39,126 INFO L87 Difference]: Start difference. First operand 221 states and 269 transitions. Second operand 44 states. [2019-11-20 05:29:40,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 05:29:40,267 INFO L93 Difference]: Finished difference Result 316 states and 387 transitions. [2019-11-20 05:29:40,274 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2019-11-20 05:29:40,274 INFO L78 Accepts]: Start accepts. Automaton has 44 states. Word has length 1494 [2019-11-20 05:29:40,277 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 05:29:40,279 INFO L225 Difference]: With dead ends: 316 [2019-11-20 05:29:40,279 INFO L226 Difference]: Without dead ends: 236 [2019-11-20 05:29:40,282 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2000 GetRequests, 1926 SyntacticMatches, 1 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1931 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=672, Invalid=4878, Unknown=0, NotChecked=0, Total=5550 [2019-11-20 05:29:40,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 236 states. [2019-11-20 05:29:40,294 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 236 to 229. [2019-11-20 05:29:40,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 229 states. [2019-11-20 05:29:40,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 229 states and 270 transitions. [2019-11-20 05:29:40,296 INFO L78 Accepts]: Start accepts. Automaton has 229 states and 270 transitions. Word has length 1494 [2019-11-20 05:29:40,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 05:29:40,298 INFO L462 AbstractCegarLoop]: Abstraction has 229 states and 270 transitions. [2019-11-20 05:29:40,298 INFO L463 AbstractCegarLoop]: Interpolant automaton has 44 states. [2019-11-20 05:29:40,298 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 270 transitions. [2019-11-20 05:29:40,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1032 [2019-11-20 05:29:40,307 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 05:29:40,308 INFO L410 BasicCegarLoop]: trace histogram [76, 76, 75, 75, 61, 61, 38, 38, 38, 38, 38, 38, 38, 37, 37, 37, 37, 37, 37, 37, 24, 23, 15, 14, 1, 1, 1, 1, 1, 1] [2019-11-20 05:29:40,513 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-20 05:29:40,513 INFO L410 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 05:29:40,514 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:29:40,514 INFO L82 PathProgramCache]: Analyzing trace with hash 2120753046, now seen corresponding path program 9 times [2019-11-20 05:29:40,514 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 05:29:40,514 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1547660150] [2019-11-20 05:29:40,515 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 05:29:40,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:41,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:41,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:41,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:41,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:41,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:41,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:41,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:41,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:41,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:41,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:41,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:41,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:41,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:41,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:41,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:41,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:41,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:41,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:41,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:41,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:41,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:41,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:41,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:41,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:41,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:41,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:41,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:41,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:41,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:41,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:41,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:41,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:41,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:41,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:41,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:41,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:41,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:41,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:41,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:41,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:41,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:41,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:41,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:41,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:41,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:41,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:41,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:41,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:41,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:41,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:41,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:41,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:41,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:41,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:41,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:41,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:41,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:41,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:41,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:41,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:41,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:41,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:41,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:41,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:41,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:41,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:41,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:41,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:41,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:42,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:42,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:42,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:42,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:42,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:42,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:42,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:42,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:42,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:42,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:42,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:42,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:42,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:42,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:42,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:42,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:42,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:42,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:42,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:42,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:42,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:42,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:42,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:42,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:42,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:42,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:42,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:42,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:42,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:42,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:42,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:42,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:42,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:42,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:42,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:42,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:42,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:42,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:42,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:42,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:42,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:42,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:42,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:42,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:42,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:42,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:42,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:42,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:42,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:42,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:42,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:42,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:42,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:42,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:42,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:42,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:42,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:42,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:42,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:42,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:43,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:43,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:43,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:43,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:43,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:43,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:43,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:43,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:43,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:43,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:43,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:43,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:43,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:43,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:43,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:43,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:43,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:43,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:43,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:43,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:43,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:43,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:44,102 INFO L134 CoverageAnalysis]: Checked inductivity of 31636 backedges. 2642 proven. 3388 refuted. 0 times theorem prover too weak. 25606 trivial. 0 not checked. [2019-11-20 05:29:44,102 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1547660150] [2019-11-20 05:29:44,102 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2111947630] [2019-11-20 05:29:44,102 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8fe0efeb-e53c-4545-b3ea-81b241d61bfa/bin/uautomizer/z3 Starting monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-20 05:29:44,236 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 19 check-sat command(s) [2019-11-20 05:29:44,236 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-11-20 05:29:44,238 INFO L255 TraceCheckSpWp]: Trace formula consists of 690 conjuncts, 12 conjunts are in the unsatisfiable core [2019-11-20 05:29:44,246 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 05:29:44,779 INFO L134 CoverageAnalysis]: Checked inductivity of 31636 backedges. 1705 proven. 257 refuted. 0 times theorem prover too weak. 29674 trivial. 0 not checked. [2019-11-20 05:29:44,780 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-20 05:29:44,780 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [36, 10] total 41 [2019-11-20 05:29:44,780 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [885810722] [2019-11-20 05:29:44,781 INFO L442 AbstractCegarLoop]: Interpolant automaton has 41 states [2019-11-20 05:29:44,781 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 05:29:44,782 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2019-11-20 05:29:44,782 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=203, Invalid=1437, Unknown=0, NotChecked=0, Total=1640 [2019-11-20 05:29:44,782 INFO L87 Difference]: Start difference. First operand 229 states and 270 transitions. Second operand 41 states. [2019-11-20 05:29:46,052 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 05:29:46,053 INFO L93 Difference]: Finished difference Result 294 states and 349 transitions. [2019-11-20 05:29:46,053 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2019-11-20 05:29:46,053 INFO L78 Accepts]: Start accepts. Automaton has 41 states. Word has length 1031 [2019-11-20 05:29:46,055 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 05:29:46,057 INFO L225 Difference]: With dead ends: 294 [2019-11-20 05:29:46,057 INFO L226 Difference]: Without dead ends: 283 [2019-11-20 05:29:46,058 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 1396 GetRequests, 1327 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1594 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=596, Invalid=4374, Unknown=0, NotChecked=0, Total=4970 [2019-11-20 05:29:46,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 283 states. [2019-11-20 05:29:46,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 283 to 198. [2019-11-20 05:29:46,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 198 states. [2019-11-20 05:29:46,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 198 states and 222 transitions. [2019-11-20 05:29:46,070 INFO L78 Accepts]: Start accepts. Automaton has 198 states and 222 transitions. Word has length 1031 [2019-11-20 05:29:46,071 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 05:29:46,072 INFO L462 AbstractCegarLoop]: Abstraction has 198 states and 222 transitions. [2019-11-20 05:29:46,072 INFO L463 AbstractCegarLoop]: Interpolant automaton has 41 states. [2019-11-20 05:29:46,072 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 222 transitions. [2019-11-20 05:29:46,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1209 [2019-11-20 05:29:46,083 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 05:29:46,083 INFO L410 BasicCegarLoop]: trace histogram [89, 89, 88, 88, 72, 71, 44, 44, 44, 44, 44, 44, 44, 44, 44, 44, 44, 44, 44, 44, 28, 27, 17, 17, 1, 1, 1, 1, 1, 1] [2019-11-20 05:29:46,287 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-20 05:29:46,287 INFO L410 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 05:29:46,287 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:29:46,287 INFO L82 PathProgramCache]: Analyzing trace with hash 1008927292, now seen corresponding path program 10 times [2019-11-20 05:29:46,287 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 05:29:46,288 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1805964731] [2019-11-20 05:29:46,288 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 05:29:46,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:47,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:47,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:47,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:48,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:48,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:48,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:48,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:48,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:48,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:48,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:48,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:48,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:48,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:48,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:48,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:48,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:48,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:48,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:48,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:48,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:49,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:49,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:49,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:49,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:49,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:49,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:49,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:49,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:49,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:49,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:49,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:49,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:49,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:49,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:49,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:49,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:49,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:49,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:49,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:49,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:49,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:49,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:49,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:49,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:49,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:49,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:49,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:49,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:49,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:49,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:49,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:49,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:49,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:49,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:49,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:49,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:49,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:49,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:49,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:49,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:49,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:49,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:49,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:49,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:49,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:49,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:49,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:49,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:49,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:50,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:50,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:50,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:50,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:50,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:50,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:50,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:50,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:50,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:50,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:50,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:50,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:50,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:50,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:50,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:50,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:50,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:50,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:50,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:50,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:50,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:50,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:50,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:50,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:50,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:50,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:50,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:50,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:50,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:50,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:50,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:50,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:50,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:50,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:50,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:50,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:50,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:50,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:50,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:50,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:50,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:51,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:51,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:51,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:51,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:51,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:51,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:51,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:51,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:51,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:51,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:51,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:51,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:51,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:51,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:51,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:51,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:51,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:51,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:51,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:51,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:51,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:51,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:51,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:51,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:51,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:51,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:51,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:51,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:51,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:51,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:51,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:51,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:51,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:51,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:51,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:51,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:51,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:51,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:51,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:51,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:51,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:51,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:51,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:51,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:51,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:51,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:51,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:51,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:51,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:51,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:51,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:51,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:51,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:51,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:51,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:51,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:51,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:51,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:51,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:51,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:51,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:51,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:51,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:51,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:51,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:51,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:51,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:54,571 INFO L134 CoverageAnalysis]: Checked inductivity of 43585 backedges. 0 proven. 14453 refuted. 0 times theorem prover too weak. 29132 trivial. 0 not checked. [2019-11-20 05:29:54,571 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1805964731] [2019-11-20 05:29:54,572 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [325039388] [2019-11-20 05:29:54,572 INFO L92 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8fe0efeb-e53c-4545-b3ea-81b241d61bfa/bin/uautomizer/z3 Starting monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-20 05:29:54,865 INFO L249 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2019-11-20 05:29:54,865 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-11-20 05:29:54,884 INFO L255 TraceCheckSpWp]: Trace formula consists of 2684 conjuncts, 711 conjunts are in the unsatisfiable core [2019-11-20 05:29:54,898 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 05:30:00,130 INFO L134 CoverageAnalysis]: Checked inductivity of 43585 backedges. 0 proven. 14453 refuted. 0 times theorem prover too weak. 29132 trivial. 0 not checked. [2019-11-20 05:30:00,130 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-20 05:30:00,131 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [52, 52] total 68 [2019-11-20 05:30:00,131 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1567682433] [2019-11-20 05:30:00,132 INFO L442 AbstractCegarLoop]: Interpolant automaton has 68 states [2019-11-20 05:30:00,132 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 05:30:00,132 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 68 interpolants. [2019-11-20 05:30:00,132 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=165, Invalid=4391, Unknown=0, NotChecked=0, Total=4556 [2019-11-20 05:30:00,133 INFO L87 Difference]: Start difference. First operand 198 states and 222 transitions. Second operand 68 states. [2019-11-20 05:30:01,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 05:30:01,492 INFO L93 Difference]: Finished difference Result 198 states and 222 transitions. [2019-11-20 05:30:01,493 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2019-11-20 05:30:01,493 INFO L78 Accepts]: Start accepts. Automaton has 68 states. Word has length 1208 [2019-11-20 05:30:01,494 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 05:30:01,495 INFO L225 Difference]: With dead ends: 198 [2019-11-20 05:30:01,495 INFO L226 Difference]: Without dead ends: 0 [2019-11-20 05:30:01,496 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 1918 GetRequests, 1762 SyntacticMatches, 90 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 856 ImplicationChecksByTransitivity, 5.5s TimeCoverageRelationStatistics Valid=165, Invalid=4391, Unknown=0, NotChecked=0, Total=4556 [2019-11-20 05:30:01,496 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-20 05:30:01,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-20 05:30:01,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-20 05:30:01,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-20 05:30:01,497 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1208 [2019-11-20 05:30:01,497 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 05:30:01,497 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-20 05:30:01,497 INFO L463 AbstractCegarLoop]: Interpolant automaton has 68 states. [2019-11-20 05:30:01,497 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-20 05:30:01,497 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-20 05:30:01,698 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-20 05:30:01,701 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-20 05:30:03,171 WARN L191 SmtUtils]: Spent 445.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 7 [2019-11-20 05:30:03,295 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 1 [2019-11-20 05:30:03,526 WARN L191 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 1 [2019-11-20 05:30:04,556 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 265 DAG size of output: 51 [2019-11-20 05:30:04,863 WARN L191 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 6 [2019-11-20 05:30:05,870 WARN L191 SmtUtils]: Spent 992.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 60 [2019-11-20 05:30:05,873 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-20 05:30:05,873 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-20 05:30:05,873 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-20 05:30:05,873 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 39) no Hoare annotation was computed. [2019-11-20 05:30:05,873 INFO L440 ceAbstractionStarter]: At program point L41(lines 35 42) the Hoare annotation is: (<= 10 ULTIMATE.start_main_~x~0) [2019-11-20 05:30:05,873 INFO L444 ceAbstractionStarter]: For program point L39(line 39) no Hoare annotation was computed. [2019-11-20 05:30:05,873 INFO L444 ceAbstractionStarter]: For program point L38(lines 38 40) no Hoare annotation was computed. [2019-11-20 05:30:05,873 INFO L440 ceAbstractionStarter]: At program point L37(line 37) the Hoare annotation is: (and (<= 10 ULTIMATE.start_main_~x~0) (<= ULTIMATE.start_main_~x~0 10)) [2019-11-20 05:30:05,873 INFO L444 ceAbstractionStarter]: For program point L37-1(line 37) no Hoare annotation was computed. [2019-11-20 05:30:05,874 INFO L444 ceAbstractionStarter]: For program point L38-2(lines 38 40) no Hoare annotation was computed. [2019-11-20 05:30:05,874 INFO L447 ceAbstractionStarter]: At program point fibo2ENTRY(lines 17 25) the Hoare annotation is: true [2019-11-20 05:30:05,874 INFO L440 ceAbstractionStarter]: At program point L23(line 23) the Hoare annotation is: (and (= fibo2_~n |fibo2_#in~n|) (not (<= |fibo2_#in~n| 2))) [2019-11-20 05:30:05,874 INFO L444 ceAbstractionStarter]: For program point L23-1(line 23) no Hoare annotation was computed. [2019-11-20 05:30:05,874 INFO L440 ceAbstractionStarter]: At program point L23-2(line 23) the Hoare annotation is: (let ((.cse5 (<= |fibo2_#in~n| 5)) (.cse3 (<= fibo2_~n 7)) (.cse4 (= fibo2_~n |fibo2_#in~n|))) (let ((.cse1 (and .cse3 (<= 6 fibo2_~n) .cse4)) (.cse0 (and (<= 5 |fibo2_#in~n|) .cse4 .cse5)) (.cse2 (and .cse4 (<= 8 fibo2_~n)))) (and (or (not (<= |fibo2_#in~n| 6)) (not (<= 4 |fibo2_#in~n|)) .cse0) (or (not (<= |fibo2_#in~n| 8)) .cse1 (not (<= 6 |fibo2_#in~n|))) (or (<= fibo2_~n 3) .cse2 .cse1 (and (<= 3 |fibo2_#t~ret2|) (<= |fibo2_#t~ret2| 3))) (or (and (<= 21 |fibo2_#t~ret2|) (<= |fibo2_#t~ret2| 21)) (<= 10 |fibo2_#in~n|) .cse3) (or (and (<= 1 |fibo2_#t~ret2|) (<= |fibo2_#t~ret2| 1) .cse4 (<= 3 |fibo2_#in~n|)) .cse2 .cse1 .cse0) (or .cse2 .cse5 (and (<= 8 |fibo2_#t~ret2|) (<= |fibo2_#t~ret2| 8)))))) [2019-11-20 05:30:05,874 INFO L444 ceAbstractionStarter]: For program point L20(lines 20 24) no Hoare annotation was computed. [2019-11-20 05:30:05,874 INFO L444 ceAbstractionStarter]: For program point L23-3(line 23) no Hoare annotation was computed. [2019-11-20 05:30:05,874 INFO L444 ceAbstractionStarter]: For program point L18(lines 18 24) no Hoare annotation was computed. [2019-11-20 05:30:05,874 INFO L444 ceAbstractionStarter]: For program point fibo2FINAL(lines 17 25) no Hoare annotation was computed. [2019-11-20 05:30:05,874 INFO L444 ceAbstractionStarter]: For program point fibo2EXIT(lines 17 25) no Hoare annotation was computed. [2019-11-20 05:30:05,875 INFO L447 ceAbstractionStarter]: At program point fibo1ENTRY(lines 7 15) the Hoare annotation is: true [2019-11-20 05:30:05,875 INFO L440 ceAbstractionStarter]: At program point L13(line 13) the Hoare annotation is: (and (< 1 fibo1_~n) (= fibo1_~n |fibo1_#in~n|)) [2019-11-20 05:30:05,875 INFO L444 ceAbstractionStarter]: For program point L13-1(line 13) no Hoare annotation was computed. [2019-11-20 05:30:05,875 INFO L440 ceAbstractionStarter]: At program point L13-2(line 13) the Hoare annotation is: (let ((.cse1 (<= 6 |fibo1_#in~n|)) (.cse0 (<= |fibo1_#in~n| 6))) (let ((.cse5 (and .cse1 .cse0)) (.cse3 (<= 9 |fibo1_#in~n|)) (.cse4 (and (<= 7 fibo1_~n) (<= fibo1_~n 9))) (.cse7 (<= 1 |fibo1_#t~ret0|)) (.cse8 (<= |fibo1_#t~ret0| 1)) (.cse2 (<= |fibo1_#in~n| 3)) (.cse6 (<= |fibo1_#in~n| 2))) (and (or (not .cse0) (and (<= |fibo1_#t~ret0| 5) (<= 5 |fibo1_#t~ret0|)) (not .cse1)) (or .cse2 (and (<= 2 |fibo1_#t~ret0|) (<= |fibo1_#t~ret0| 2)) .cse3 .cse4 .cse5) (or (not .cse6) (and .cse7 .cse8)) (or (not (<= 5 |fibo1_#in~n|)) .cse5 (not (<= |fibo1_#in~n| 7))) (= fibo1_~n |fibo1_#in~n|) (or (<= fibo1_~n 6) .cse3 (and (<= |fibo1_#t~ret0| 13) (<= 13 |fibo1_#t~ret0|))) (or (and (<= |fibo1_#t~ret0| 34) (<= 34 |fibo1_#t~ret0|)) .cse4 .cse0 (<= 11 fibo1_~n)) (or (and (<= 3 fibo1_~n) .cse7 .cse8) (not .cse2) (and (< 1 fibo1_~n) .cse6))))) [2019-11-20 05:30:05,875 INFO L444 ceAbstractionStarter]: For program point fibo1FINAL(lines 7 15) no Hoare annotation was computed. [2019-11-20 05:30:05,875 INFO L444 ceAbstractionStarter]: For program point L10(lines 10 14) no Hoare annotation was computed. [2019-11-20 05:30:05,875 INFO L444 ceAbstractionStarter]: For program point L13-3(line 13) no Hoare annotation was computed. [2019-11-20 05:30:05,875 INFO L444 ceAbstractionStarter]: For program point L8(lines 8 14) no Hoare annotation was computed. [2019-11-20 05:30:05,875 INFO L444 ceAbstractionStarter]: For program point fibo1EXIT(lines 7 15) no Hoare annotation was computed. [2019-11-20 05:30:05,885 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 05:30:05 BoogieIcfgContainer [2019-11-20 05:30:05,886 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-20 05:30:05,886 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 05:30:05,886 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 05:30:05,887 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 05:30:05,887 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:28:20" (3/4) ... [2019-11-20 05:30:05,891 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-20 05:30:05,898 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure fibo2 [2019-11-20 05:30:05,898 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure fibo1 [2019-11-20 05:30:05,903 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-20 05:30:05,903 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-20 05:30:05,946 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_8fe0efeb-e53c-4545-b3ea-81b241d61bfa/bin/uautomizer/witness.graphml [2019-11-20 05:30:05,946 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 05:30:05,947 INFO L168 Benchmark]: Toolchain (without parser) took 106451.89 ms. Allocated memory was 1.0 GB in the beginning and 5.1 GB in the end (delta: 4.1 GB). Free memory was 951.4 MB in the beginning and 1.5 GB in the end (delta: -508.4 MB). Peak memory consumption was 3.6 GB. Max. memory is 11.5 GB. [2019-11-20 05:30:05,948 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 05:30:05,948 INFO L168 Benchmark]: CACSL2BoogieTranslator took 329.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 951.4 MB in the beginning and 1.1 GB in the end (delta: -192.8 MB). Peak memory consumption was 23.2 MB. Max. memory is 11.5 GB. [2019-11-20 05:30:05,949 INFO L168 Benchmark]: Boogie Procedure Inliner took 34.85 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 05:30:05,949 INFO L168 Benchmark]: Boogie Preprocessor took 26.40 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2019-11-20 05:30:05,949 INFO L168 Benchmark]: RCFGBuilder took 344.88 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 18.4 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. [2019-11-20 05:30:05,950 INFO L168 Benchmark]: TraceAbstraction took 105649.44 ms. Allocated memory was 1.2 GB in the beginning and 5.1 GB in the end (delta: 3.9 GB). Free memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: -363.8 MB). Peak memory consumption was 3.6 GB. Max. memory is 11.5 GB. [2019-11-20 05:30:05,950 INFO L168 Benchmark]: Witness Printer took 60.08 ms. Allocated memory is still 5.1 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 27.2 MB). Peak memory consumption was 27.2 MB. Max. memory is 11.5 GB. [2019-11-20 05:30:05,952 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 329.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 951.4 MB in the beginning and 1.1 GB in the end (delta: -192.8 MB). Peak memory consumption was 23.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 34.85 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 26.40 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 344.88 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 18.4 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 105649.44 ms. Allocated memory was 1.2 GB in the beginning and 5.1 GB in the end (delta: 3.9 GB). Free memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: -363.8 MB). Peak memory consumption was 3.6 GB. Max. memory is 11.5 GB. * Witness Printer took 60.08 ms. Allocated memory is still 5.1 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 27.2 MB). Peak memory consumption was 27.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 39]: 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: 35]: Loop Invariant Derived loop invariant: 10 <= x - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 28 locations, 1 error locations. Result: SAFE, OverallTime: 105.5s, OverallIterations: 18, TraceHistogramMax: 221, AutomataDifference: 18.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.1s, HoareTripleCheckerStatistics: 736 SDtfs, 2470 SDslu, 10418 SDs, 0 SdLazy, 17905 SolverSat, 3517 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 10.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 14879 GetRequests, 13998 SyntacticMatches, 93 SemanticMatches, 788 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16611 ImplicationChecksByTransitivity, 17.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=241occurred in iteration=14, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 18 MinimizatonAttempts, 461 StatesRemovedByMinimization, 16 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 8 LocationsWithAnnotation, 1061 PreInvPairs, 1854 NumberOfFragments, 300 HoareAnnotationTreeSize, 1061 FomulaSimplifications, 82716 FormulaSimplificationTreeSizeReduction, 0.9s HoareSimplificationTime, 8 FomulaSimplificationsInter, 160220 FormulaSimplificationTreeSizeReductionInter, 3.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.5s SsaConstructionTime, 4.6s SatisfiabilityAnalysisTime, 64.9s InterpolantComputationTime, 21265 NumberOfCodeBlocks, 17524 NumberOfCodeBlocksAsserted, 139 NumberOfCheckSat, 21231 ConstructedInterpolants, 0 QuantifiedInterpolants, 51745577 SizeOfPredicates, 108 NumberOfNonLiveVariables, 15212 ConjunctsInSsa, 927 ConjunctsInUnsatCore, 34 InterpolantComputations, 2 PerfectInterpolantSequences, 887933/1000318 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...