./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem10_label56_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_e6756252-d49e-450a-9180-b3193cc810d4/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e6756252-d49e-450a-9180-b3193cc810d4/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e6756252-d49e-450a-9180-b3193cc810d4/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e6756252-d49e-450a-9180-b3193cc810d4/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem10_label56_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_e6756252-d49e-450a-9180-b3193cc810d4/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e6756252-d49e-450a-9180-b3193cc810d4/bin-2019/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 e20784f8aa644ffcee7dc85218c97681429f7c28 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 04:22:16,153 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 04:22:16,154 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 04:22:16,163 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 04:22:16,163 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 04:22:16,163 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 04:22:16,164 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 04:22:16,165 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 04:22:16,166 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 04:22:16,167 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 04:22:16,168 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 04:22:16,168 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 04:22:16,169 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 04:22:16,169 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 04:22:16,170 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 04:22:16,171 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 04:22:16,172 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 04:22:16,173 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 04:22:16,174 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 04:22:16,176 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 04:22:16,176 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 04:22:16,177 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 04:22:16,179 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 04:22:16,179 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 04:22:16,179 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 04:22:16,180 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 04:22:16,181 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 04:22:16,181 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 04:22:16,182 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 04:22:16,183 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 04:22:16,183 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 04:22:16,183 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 04:22:16,184 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 04:22:16,184 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 04:22:16,184 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 04:22:16,185 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 04:22:16,185 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e6756252-d49e-450a-9180-b3193cc810d4/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-23 04:22:16,196 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 04:22:16,196 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 04:22:16,196 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 04:22:16,197 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 04:22:16,197 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 04:22:16,197 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 04:22:16,198 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 04:22:16,198 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 04:22:16,198 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 04:22:16,198 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 04:22:16,198 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 04:22:16,198 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 04:22:16,198 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 04:22:16,199 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 04:22:16,199 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 04:22:16,199 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 04:22:16,199 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 04:22:16,199 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 04:22:16,199 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 04:22:16,199 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 04:22:16,200 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 04:22:16,200 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 04:22:16,200 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 04:22:16,200 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 04:22:16,200 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 04:22:16,200 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 04:22:16,200 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 04:22:16,200 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-23 04:22:16,201 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 04:22:16,201 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 04:22:16,201 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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/working_dir_e6756252-d49e-450a-9180-b3193cc810d4/bin-2019/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 -> e20784f8aa644ffcee7dc85218c97681429f7c28 [2018-11-23 04:22:16,223 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 04:22:16,230 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 04:22:16,233 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 04:22:16,233 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 04:22:16,234 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 04:22:16,234 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e6756252-d49e-450a-9180-b3193cc810d4/bin-2019/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem10_label56_true-unreach-call.c [2018-11-23 04:22:16,276 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e6756252-d49e-450a-9180-b3193cc810d4/bin-2019/uautomizer/data/9cfaf0adc/1871076131fd42aa875cd5b94bf44d9e/FLAG7733a26c0 [2018-11-23 04:22:16,674 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 04:22:16,674 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e6756252-d49e-450a-9180-b3193cc810d4/sv-benchmarks/c/eca-rers2012/Problem10_label56_true-unreach-call.c [2018-11-23 04:22:16,685 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e6756252-d49e-450a-9180-b3193cc810d4/bin-2019/uautomizer/data/9cfaf0adc/1871076131fd42aa875cd5b94bf44d9e/FLAG7733a26c0 [2018-11-23 04:22:17,050 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e6756252-d49e-450a-9180-b3193cc810d4/bin-2019/uautomizer/data/9cfaf0adc/1871076131fd42aa875cd5b94bf44d9e [2018-11-23 04:22:17,053 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 04:22:17,055 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 04:22:17,055 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 04:22:17,055 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 04:22:17,058 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 04:22:17,058 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:22:17" (1/1) ... [2018-11-23 04:22:17,060 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@185b5111 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:22:17, skipping insertion in model container [2018-11-23 04:22:17,060 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:22:17" (1/1) ... [2018-11-23 04:22:17,067 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 04:22:17,108 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 04:22:17,375 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 04:22:17,377 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 04:22:17,451 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 04:22:17,465 INFO L195 MainTranslator]: Completed translation [2018-11-23 04:22:17,465 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:22:17 WrapperNode [2018-11-23 04:22:17,465 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 04:22:17,466 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 04:22:17,466 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 04:22:17,466 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 04:22:17,530 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:22:17" (1/1) ... [2018-11-23 04:22:17,545 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:22:17" (1/1) ... [2018-11-23 04:22:17,553 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 04:22:17,553 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 04:22:17,553 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 04:22:17,554 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 04:22:17,563 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:22:17" (1/1) ... [2018-11-23 04:22:17,564 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:22:17" (1/1) ... [2018-11-23 04:22:17,567 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:22:17" (1/1) ... [2018-11-23 04:22:17,567 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:22:17" (1/1) ... [2018-11-23 04:22:17,592 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:22:17" (1/1) ... [2018-11-23 04:22:17,602 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:22:17" (1/1) ... [2018-11-23 04:22:17,607 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:22:17" (1/1) ... [2018-11-23 04:22:17,613 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 04:22:17,614 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 04:22:17,614 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 04:22:17,614 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 04:22:17,615 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:22:17" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e6756252-d49e-450a-9180-b3193cc810d4/bin-2019/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 [2018-11-23 04:22:17,665 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-23 04:22:17,665 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 04:22:17,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 04:22:17,666 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-23 04:22:17,666 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-23 04:22:17,666 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 04:22:17,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 04:22:17,666 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 04:22:17,666 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 04:22:18,784 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 04:22:18,785 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-11-23 04:22:18,785 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 04:22:18 BoogieIcfgContainer [2018-11-23 04:22:18,785 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 04:22:18,786 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 04:22:18,786 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 04:22:18,789 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 04:22:18,790 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 04:22:17" (1/3) ... [2018-11-23 04:22:18,791 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1dca882e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 04:22:18, skipping insertion in model container [2018-11-23 04:22:18,791 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:22:17" (2/3) ... [2018-11-23 04:22:18,791 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1dca882e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 04:22:18, skipping insertion in model container [2018-11-23 04:22:18,791 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 04:22:18" (3/3) ... [2018-11-23 04:22:18,793 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem10_label56_true-unreach-call.c [2018-11-23 04:22:18,803 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 04:22:18,810 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 04:22:18,826 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 04:22:18,857 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 04:22:18,858 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 04:22:18,858 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 04:22:18,859 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 04:22:18,859 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 04:22:18,859 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 04:22:18,859 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 04:22:18,859 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 04:22:18,859 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 04:22:18,882 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states. [2018-11-23 04:22:18,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-23 04:22:18,889 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 04:22:18,890 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 04:22:18,892 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 04:22:18,897 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 04:22:18,898 INFO L82 PathProgramCache]: Analyzing trace with hash 1758937742, now seen corresponding path program 1 times [2018-11-23 04:22:18,900 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 04:22:18,900 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 04:22:18,944 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 04:22:18,944 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 04:22:18,944 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 04:22:19,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:22:19,132 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 04:22:19,134 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 04:22:19,135 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 04:22:19,138 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 04:22:19,147 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 04:22:19,147 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 04:22:19,149 INFO L87 Difference]: Start difference. First operand 215 states. Second operand 3 states. [2018-11-23 04:22:19,968 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 04:22:19,969 INFO L93 Difference]: Finished difference Result 571 states and 989 transitions. [2018-11-23 04:22:19,971 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 04:22:19,972 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 29 [2018-11-23 04:22:19,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 04:22:19,984 INFO L225 Difference]: With dead ends: 571 [2018-11-23 04:22:19,985 INFO L226 Difference]: Without dead ends: 354 [2018-11-23 04:22:19,990 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 04:22:20,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 354 states. [2018-11-23 04:22:20,043 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 354 to 354. [2018-11-23 04:22:20,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 354 states. [2018-11-23 04:22:20,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 354 states and 605 transitions. [2018-11-23 04:22:20,048 INFO L78 Accepts]: Start accepts. Automaton has 354 states and 605 transitions. Word has length 29 [2018-11-23 04:22:20,048 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 04:22:20,048 INFO L480 AbstractCegarLoop]: Abstraction has 354 states and 605 transitions. [2018-11-23 04:22:20,048 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 04:22:20,048 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 605 transitions. [2018-11-23 04:22:20,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-11-23 04:22:20,053 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 04:22:20,053 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 04:22:20,053 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 04:22:20,054 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 04:22:20,054 INFO L82 PathProgramCache]: Analyzing trace with hash 30670753, now seen corresponding path program 1 times [2018-11-23 04:22:20,054 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 04:22:20,054 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 04:22:20,055 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 04:22:20,055 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 04:22:20,055 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 04:22:20,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:22:20,239 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 04:22:20,239 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 04:22:20,239 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e6756252-d49e-450a-9180-b3193cc810d4/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 04:22:20,248 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 04:22:20,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:22:20,311 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 04:22:20,386 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 04:22:20,407 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 04:22:20,407 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2018-11-23 04:22:20,408 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-23 04:22:20,409 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-23 04:22:20,409 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-11-23 04:22:20,409 INFO L87 Difference]: Start difference. First operand 354 states and 605 transitions. Second operand 5 states. [2018-11-23 04:22:21,203 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 04:22:21,204 INFO L93 Difference]: Finished difference Result 1294 states and 2371 transitions. [2018-11-23 04:22:21,204 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 04:22:21,204 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 116 [2018-11-23 04:22:21,204 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 04:22:21,210 INFO L225 Difference]: With dead ends: 1294 [2018-11-23 04:22:21,211 INFO L226 Difference]: Without dead ends: 946 [2018-11-23 04:22:21,214 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 126 GetRequests, 118 SyntacticMatches, 3 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2018-11-23 04:22:21,215 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 946 states. [2018-11-23 04:22:21,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 946 to 934. [2018-11-23 04:22:21,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 934 states. [2018-11-23 04:22:21,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 934 states to 934 states and 1574 transitions. [2018-11-23 04:22:21,260 INFO L78 Accepts]: Start accepts. Automaton has 934 states and 1574 transitions. Word has length 116 [2018-11-23 04:22:21,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 04:22:21,260 INFO L480 AbstractCegarLoop]: Abstraction has 934 states and 1574 transitions. [2018-11-23 04:22:21,260 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-23 04:22:21,260 INFO L276 IsEmpty]: Start isEmpty. Operand 934 states and 1574 transitions. [2018-11-23 04:22:21,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-23 04:22:21,265 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 04:22:21,265 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 04:22:21,266 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 04:22:21,266 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 04:22:21,266 INFO L82 PathProgramCache]: Analyzing trace with hash 621386865, now seen corresponding path program 1 times [2018-11-23 04:22:21,266 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 04:22:21,266 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 04:22:21,267 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 04:22:21,267 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 04:22:21,267 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 04:22:21,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:22:21,444 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 04:22:21,444 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 04:22:21,444 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 04:22:21,445 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 04:22:21,445 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 04:22:21,445 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-23 04:22:21,445 INFO L87 Difference]: Start difference. First operand 934 states and 1574 transitions. Second operand 6 states. [2018-11-23 04:22:22,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 04:22:22,623 INFO L93 Difference]: Finished difference Result 2578 states and 4510 transitions. [2018-11-23 04:22:22,625 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 04:22:22,626 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 156 [2018-11-23 04:22:22,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 04:22:22,635 INFO L225 Difference]: With dead ends: 2578 [2018-11-23 04:22:22,635 INFO L226 Difference]: Without dead ends: 1650 [2018-11-23 04:22:22,640 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-23 04:22:22,642 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1650 states. [2018-11-23 04:22:22,676 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1650 to 1629. [2018-11-23 04:22:22,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1629 states. [2018-11-23 04:22:22,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1629 states to 1629 states and 2489 transitions. [2018-11-23 04:22:22,684 INFO L78 Accepts]: Start accepts. Automaton has 1629 states and 2489 transitions. Word has length 156 [2018-11-23 04:22:22,685 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 04:22:22,685 INFO L480 AbstractCegarLoop]: Abstraction has 1629 states and 2489 transitions. [2018-11-23 04:22:22,685 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 04:22:22,685 INFO L276 IsEmpty]: Start isEmpty. Operand 1629 states and 2489 transitions. [2018-11-23 04:22:22,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-11-23 04:22:22,690 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 04:22:22,691 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 04:22:22,691 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 04:22:22,691 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 04:22:22,691 INFO L82 PathProgramCache]: Analyzing trace with hash 662877061, now seen corresponding path program 1 times [2018-11-23 04:22:22,691 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 04:22:22,692 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 04:22:22,692 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 04:22:22,692 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 04:22:22,693 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 04:22:22,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:22:22,807 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-11-23 04:22:22,807 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 04:22:22,807 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-23 04:22:22,808 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-23 04:22:22,808 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-23 04:22:22,808 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-23 04:22:22,808 INFO L87 Difference]: Start difference. First operand 1629 states and 2489 transitions. Second operand 4 states. [2018-11-23 04:22:23,670 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 04:22:23,670 INFO L93 Difference]: Finished difference Result 5779 states and 9313 transitions. [2018-11-23 04:22:23,671 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-23 04:22:23,671 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 206 [2018-11-23 04:22:23,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 04:22:23,696 INFO L225 Difference]: With dead ends: 5779 [2018-11-23 04:22:23,696 INFO L226 Difference]: Without dead ends: 4156 [2018-11-23 04:22:23,710 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-23 04:22:23,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4156 states. [2018-11-23 04:22:23,814 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4156 to 4143. [2018-11-23 04:22:23,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4143 states. [2018-11-23 04:22:23,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4143 states to 4143 states and 5928 transitions. [2018-11-23 04:22:23,831 INFO L78 Accepts]: Start accepts. Automaton has 4143 states and 5928 transitions. Word has length 206 [2018-11-23 04:22:23,832 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 04:22:23,832 INFO L480 AbstractCegarLoop]: Abstraction has 4143 states and 5928 transitions. [2018-11-23 04:22:23,832 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-23 04:22:23,832 INFO L276 IsEmpty]: Start isEmpty. Operand 4143 states and 5928 transitions. [2018-11-23 04:22:23,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2018-11-23 04:22:23,847 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 04:22:23,847 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 04:22:23,848 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 04:22:23,848 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 04:22:23,848 INFO L82 PathProgramCache]: Analyzing trace with hash -324525238, now seen corresponding path program 1 times [2018-11-23 04:22:23,848 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 04:22:23,848 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 04:22:23,849 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 04:22:23,849 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 04:22:23,849 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 04:22:23,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:22:24,105 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 45 proven. 5 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-11-23 04:22:24,105 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 04:22:24,105 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e6756252-d49e-450a-9180-b3193cc810d4/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 04:22:24,112 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 04:22:24,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:22:24,161 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 04:22:24,226 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 121 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 04:22:24,243 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 04:22:24,243 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5] total 11 [2018-11-23 04:22:24,245 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-11-23 04:22:24,246 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-11-23 04:22:24,246 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2018-11-23 04:22:24,246 INFO L87 Difference]: Start difference. First operand 4143 states and 5928 transitions. Second operand 11 states. [2018-11-23 04:22:26,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 04:22:26,315 INFO L93 Difference]: Finished difference Result 10428 states and 15601 transitions. [2018-11-23 04:22:26,316 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-11-23 04:22:26,316 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 249 [2018-11-23 04:22:26,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 04:22:26,331 INFO L225 Difference]: With dead ends: 10428 [2018-11-23 04:22:26,331 INFO L226 Difference]: Without dead ends: 3534 [2018-11-23 04:22:26,368 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 291 GetRequests, 263 SyntacticMatches, 3 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 140 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=183, Invalid=519, Unknown=0, NotChecked=0, Total=702 [2018-11-23 04:22:26,372 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3534 states. [2018-11-23 04:22:26,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3534 to 3510. [2018-11-23 04:22:26,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3510 states. [2018-11-23 04:22:26,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3510 states to 3510 states and 4339 transitions. [2018-11-23 04:22:26,459 INFO L78 Accepts]: Start accepts. Automaton has 3510 states and 4339 transitions. Word has length 249 [2018-11-23 04:22:26,459 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 04:22:26,459 INFO L480 AbstractCegarLoop]: Abstraction has 3510 states and 4339 transitions. [2018-11-23 04:22:26,460 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-11-23 04:22:26,460 INFO L276 IsEmpty]: Start isEmpty. Operand 3510 states and 4339 transitions. [2018-11-23 04:22:26,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2018-11-23 04:22:26,469 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 04:22:26,469 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 04:22:26,469 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 04:22:26,470 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 04:22:26,470 INFO L82 PathProgramCache]: Analyzing trace with hash 1512914114, now seen corresponding path program 1 times [2018-11-23 04:22:26,470 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 04:22:26,470 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 04:22:26,471 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 04:22:26,471 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 04:22:26,471 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 04:22:26,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:22:26,757 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 4 proven. 46 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2018-11-23 04:22:26,757 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 04:22:26,757 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e6756252-d49e-450a-9180-b3193cc810d4/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 04:22:26,770 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 04:22:26,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:22:26,843 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 04:22:27,256 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 4 proven. 155 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 04:22:27,274 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 04:22:27,275 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 13 [2018-11-23 04:22:27,275 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-11-23 04:22:27,275 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-11-23 04:22:27,276 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2018-11-23 04:22:27,276 INFO L87 Difference]: Start difference. First operand 3510 states and 4339 transitions. Second operand 13 states. [2018-11-23 04:22:30,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 04:22:30,242 INFO L93 Difference]: Finished difference Result 11151 states and 14860 transitions. [2018-11-23 04:22:30,242 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-11-23 04:22:30,243 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 285 [2018-11-23 04:22:30,243 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 04:22:30,269 INFO L225 Difference]: With dead ends: 11151 [2018-11-23 04:22:30,269 INFO L226 Difference]: Without dead ends: 7494 [2018-11-23 04:22:30,276 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 309 GetRequests, 283 SyntacticMatches, 2 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 136 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=196, Invalid=454, Unknown=0, NotChecked=0, Total=650 [2018-11-23 04:22:30,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7494 states. [2018-11-23 04:22:30,442 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7494 to 6607. [2018-11-23 04:22:30,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6607 states. [2018-11-23 04:22:30,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6607 states to 6607 states and 8285 transitions. [2018-11-23 04:22:30,456 INFO L78 Accepts]: Start accepts. Automaton has 6607 states and 8285 transitions. Word has length 285 [2018-11-23 04:22:30,456 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 04:22:30,457 INFO L480 AbstractCegarLoop]: Abstraction has 6607 states and 8285 transitions. [2018-11-23 04:22:30,457 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-11-23 04:22:30,457 INFO L276 IsEmpty]: Start isEmpty. Operand 6607 states and 8285 transitions. [2018-11-23 04:22:30,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 419 [2018-11-23 04:22:30,480 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 04:22:30,480 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 04:22:30,481 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 04:22:30,481 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 04:22:30,481 INFO L82 PathProgramCache]: Analyzing trace with hash -1788815215, now seen corresponding path program 1 times [2018-11-23 04:22:30,481 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 04:22:30,481 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 04:22:30,482 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 04:22:30,482 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 04:22:30,482 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 04:22:30,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:22:30,796 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 66 proven. 240 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2018-11-23 04:22:30,796 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 04:22:30,796 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e6756252-d49e-450a-9180-b3193cc810d4/bin-2019/uautomizer/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 04:22:30,807 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 04:22:30,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:22:30,898 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 04:22:31,018 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 268 proven. 0 refuted. 0 times theorem prover too weak. 161 trivial. 0 not checked. [2018-11-23 04:22:31,033 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 04:22:31,034 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 9 [2018-11-23 04:22:31,034 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-23 04:22:31,034 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-23 04:22:31,035 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2018-11-23 04:22:31,035 INFO L87 Difference]: Start difference. First operand 6607 states and 8285 transitions. Second operand 9 states. [2018-11-23 04:22:31,901 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 04:22:31,901 INFO L93 Difference]: Finished difference Result 15516 states and 19772 transitions. [2018-11-23 04:22:31,902 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-11-23 04:22:31,902 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 418 [2018-11-23 04:22:31,902 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 04:22:31,933 INFO L225 Difference]: With dead ends: 15516 [2018-11-23 04:22:31,933 INFO L226 Difference]: Without dead ends: 9352 [2018-11-23 04:22:31,943 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 438 GetRequests, 423 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=75, Invalid=165, Unknown=0, NotChecked=0, Total=240 [2018-11-23 04:22:31,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9352 states. [2018-11-23 04:22:32,122 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9352 to 7763. [2018-11-23 04:22:32,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7763 states. [2018-11-23 04:22:32,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7763 states to 7763 states and 9549 transitions. [2018-11-23 04:22:32,137 INFO L78 Accepts]: Start accepts. Automaton has 7763 states and 9549 transitions. Word has length 418 [2018-11-23 04:22:32,138 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 04:22:32,138 INFO L480 AbstractCegarLoop]: Abstraction has 7763 states and 9549 transitions. [2018-11-23 04:22:32,138 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-23 04:22:32,138 INFO L276 IsEmpty]: Start isEmpty. Operand 7763 states and 9549 transitions. [2018-11-23 04:22:32,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 423 [2018-11-23 04:22:32,167 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 04:22:32,167 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 04:22:32,167 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 04:22:32,167 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 04:22:32,168 INFO L82 PathProgramCache]: Analyzing trace with hash 982802905, now seen corresponding path program 1 times [2018-11-23 04:22:32,168 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 04:22:32,168 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 04:22:32,169 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 04:22:32,169 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 04:22:32,169 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 04:22:32,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:22:32,561 INFO L134 CoverageAnalysis]: Checked inductivity of 433 backedges. 71 proven. 249 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2018-11-23 04:22:32,561 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 04:22:32,561 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e6756252-d49e-450a-9180-b3193cc810d4/bin-2019/uautomizer/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 04:22:32,569 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 04:22:32,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:22:32,641 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 04:22:32,841 INFO L134 CoverageAnalysis]: Checked inductivity of 433 backedges. 408 proven. 2 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-23 04:22:32,869 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 04:22:32,869 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5] total 11 [2018-11-23 04:22:32,870 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-11-23 04:22:32,870 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-11-23 04:22:32,870 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2018-11-23 04:22:32,870 INFO L87 Difference]: Start difference. First operand 7763 states and 9549 transitions. Second operand 11 states. [2018-11-23 04:22:34,087 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 04:22:34,088 INFO L93 Difference]: Finished difference Result 16185 states and 20132 transitions. [2018-11-23 04:22:34,088 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-11-23 04:22:34,088 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 422 [2018-11-23 04:22:34,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 04:22:34,114 INFO L225 Difference]: With dead ends: 16185 [2018-11-23 04:22:34,115 INFO L226 Difference]: Without dead ends: 8865 [2018-11-23 04:22:34,129 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 450 GetRequests, 429 SyntacticMatches, 3 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=109, Invalid=271, Unknown=0, NotChecked=0, Total=380 [2018-11-23 04:22:34,138 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8865 states. [2018-11-23 04:22:34,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8865 to 7349. [2018-11-23 04:22:34,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7349 states. [2018-11-23 04:22:34,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7349 states to 7349 states and 8530 transitions. [2018-11-23 04:22:34,305 INFO L78 Accepts]: Start accepts. Automaton has 7349 states and 8530 transitions. Word has length 422 [2018-11-23 04:22:34,306 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 04:22:34,306 INFO L480 AbstractCegarLoop]: Abstraction has 7349 states and 8530 transitions. [2018-11-23 04:22:34,306 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-11-23 04:22:34,306 INFO L276 IsEmpty]: Start isEmpty. Operand 7349 states and 8530 transitions. [2018-11-23 04:22:34,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 442 [2018-11-23 04:22:34,328 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 04:22:34,329 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 04:22:34,329 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 04:22:34,329 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 04:22:34,329 INFO L82 PathProgramCache]: Analyzing trace with hash 86359130, now seen corresponding path program 1 times [2018-11-23 04:22:34,329 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 04:22:34,329 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 04:22:34,330 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 04:22:34,330 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 04:22:34,331 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 04:22:34,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:22:35,146 INFO L134 CoverageAnalysis]: Checked inductivity of 585 backedges. 244 proven. 341 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 04:22:35,147 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 04:22:35,147 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e6756252-d49e-450a-9180-b3193cc810d4/bin-2019/uautomizer/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 04:22:35,153 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 04:22:35,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:22:35,222 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 04:22:35,939 INFO L134 CoverageAnalysis]: Checked inductivity of 585 backedges. 8 proven. 357 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2018-11-23 04:22:35,955 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 04:22:35,955 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 9] total 26 [2018-11-23 04:22:35,956 INFO L459 AbstractCegarLoop]: Interpolant automaton has 26 states [2018-11-23 04:22:35,956 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2018-11-23 04:22:35,956 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=103, Invalid=547, Unknown=0, NotChecked=0, Total=650 [2018-11-23 04:22:35,957 INFO L87 Difference]: Start difference. First operand 7349 states and 8530 transitions. Second operand 26 states. [2018-11-23 04:22:40,265 WARN L180 SmtUtils]: Spent 649.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 52 [2018-11-23 04:22:41,448 WARN L180 SmtUtils]: Spent 685.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 53 [2018-11-23 04:22:45,654 WARN L180 SmtUtils]: Spent 670.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 49 [2018-11-23 04:22:47,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 04:22:47,708 INFO L93 Difference]: Finished difference Result 14612 states and 17458 transitions. [2018-11-23 04:22:47,708 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2018-11-23 04:22:47,708 INFO L78 Accepts]: Start accepts. Automaton has 26 states. Word has length 441 [2018-11-23 04:22:47,709 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 04:22:47,728 INFO L225 Difference]: With dead ends: 14612 [2018-11-23 04:22:47,728 INFO L226 Difference]: Without dead ends: 7121 [2018-11-23 04:22:47,742 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 564 GetRequests, 447 SyntacticMatches, 1 SemanticMatches, 116 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5108 ImplicationChecksByTransitivity, 5.8s TimeCoverageRelationStatistics Valid=2692, Invalid=11114, Unknown=0, NotChecked=0, Total=13806 [2018-11-23 04:22:47,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7121 states. [2018-11-23 04:22:47,877 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7121 to 4581. [2018-11-23 04:22:47,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4581 states. [2018-11-23 04:22:47,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4581 states to 4581 states and 5126 transitions. [2018-11-23 04:22:47,882 INFO L78 Accepts]: Start accepts. Automaton has 4581 states and 5126 transitions. Word has length 441 [2018-11-23 04:22:47,883 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 04:22:47,883 INFO L480 AbstractCegarLoop]: Abstraction has 4581 states and 5126 transitions. [2018-11-23 04:22:47,883 INFO L481 AbstractCegarLoop]: Interpolant automaton has 26 states. [2018-11-23 04:22:47,883 INFO L276 IsEmpty]: Start isEmpty. Operand 4581 states and 5126 transitions. [2018-11-23 04:22:47,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 540 [2018-11-23 04:22:47,891 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 04:22:47,891 INFO L402 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 04:22:47,891 INFO L423 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 04:22:47,892 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 04:22:47,892 INFO L82 PathProgramCache]: Analyzing trace with hash -1052267942, now seen corresponding path program 1 times [2018-11-23 04:22:47,892 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 04:22:47,892 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 04:22:47,893 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 04:22:47,893 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 04:22:47,893 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 04:22:47,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:22:48,616 INFO L134 CoverageAnalysis]: Checked inductivity of 959 backedges. 217 proven. 250 refuted. 0 times theorem prover too weak. 492 trivial. 0 not checked. [2018-11-23 04:22:48,616 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 04:22:48,616 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e6756252-d49e-450a-9180-b3193cc810d4/bin-2019/uautomizer/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 04:22:48,624 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 04:22:48,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:22:48,698 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 04:22:48,827 INFO L134 CoverageAnalysis]: Checked inductivity of 959 backedges. 662 proven. 2 refuted. 0 times theorem prover too weak. 295 trivial. 0 not checked. [2018-11-23 04:22:48,842 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 04:22:48,842 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 5] total 17 [2018-11-23 04:22:48,843 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-11-23 04:22:48,843 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-11-23 04:22:48,843 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=214, Unknown=0, NotChecked=0, Total=272 [2018-11-23 04:22:48,843 INFO L87 Difference]: Start difference. First operand 4581 states and 5126 transitions. Second operand 17 states. [2018-11-23 04:22:51,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 04:22:51,106 INFO L93 Difference]: Finished difference Result 8942 states and 10174 transitions. [2018-11-23 04:22:51,106 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2018-11-23 04:22:51,106 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 539 [2018-11-23 04:22:51,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 04:22:51,116 INFO L225 Difference]: With dead ends: 8942 [2018-11-23 04:22:51,117 INFO L226 Difference]: Without dead ends: 4512 [2018-11-23 04:22:51,123 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 617 GetRequests, 567 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 637 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=642, Invalid=2010, Unknown=0, NotChecked=0, Total=2652 [2018-11-23 04:22:51,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4512 states. [2018-11-23 04:22:51,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4512 to 4434. [2018-11-23 04:22:51,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4434 states. [2018-11-23 04:22:51,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4434 states to 4434 states and 4878 transitions. [2018-11-23 04:22:51,220 INFO L78 Accepts]: Start accepts. Automaton has 4434 states and 4878 transitions. Word has length 539 [2018-11-23 04:22:51,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 04:22:51,220 INFO L480 AbstractCegarLoop]: Abstraction has 4434 states and 4878 transitions. [2018-11-23 04:22:51,220 INFO L481 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-11-23 04:22:51,220 INFO L276 IsEmpty]: Start isEmpty. Operand 4434 states and 4878 transitions. [2018-11-23 04:22:51,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 556 [2018-11-23 04:22:51,227 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 04:22:51,228 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 04:22:51,228 INFO L423 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 04:22:51,228 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 04:22:51,228 INFO L82 PathProgramCache]: Analyzing trace with hash -317382302, now seen corresponding path program 1 times [2018-11-23 04:22:51,228 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 04:22:51,229 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 04:22:51,229 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 04:22:51,229 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 04:22:51,229 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 04:22:51,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:22:51,577 INFO L134 CoverageAnalysis]: Checked inductivity of 834 backedges. 547 proven. 48 refuted. 0 times theorem prover too weak. 239 trivial. 0 not checked. [2018-11-23 04:22:51,577 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 04:22:51,577 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e6756252-d49e-450a-9180-b3193cc810d4/bin-2019/uautomizer/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 04:22:51,584 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 04:22:51,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:22:51,655 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 04:22:51,855 INFO L134 CoverageAnalysis]: Checked inductivity of 834 backedges. 549 proven. 46 refuted. 0 times theorem prover too weak. 239 trivial. 0 not checked. [2018-11-23 04:22:51,872 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 04:22:51,872 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8] total 11 [2018-11-23 04:22:51,873 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-11-23 04:22:51,873 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-11-23 04:22:51,873 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2018-11-23 04:22:51,873 INFO L87 Difference]: Start difference. First operand 4434 states and 4878 transitions. Second operand 11 states. [2018-11-23 04:22:54,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 04:22:54,187 INFO L93 Difference]: Finished difference Result 10795 states and 11973 transitions. [2018-11-23 04:22:54,187 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2018-11-23 04:22:54,187 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 555 [2018-11-23 04:22:54,188 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 04:22:54,201 INFO L225 Difference]: With dead ends: 10795 [2018-11-23 04:22:54,201 INFO L226 Difference]: Without dead ends: 6516 [2018-11-23 04:22:54,206 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 591 GetRequests, 566 SyntacticMatches, 2 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 133 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=193, Invalid=407, Unknown=0, NotChecked=0, Total=600 [2018-11-23 04:22:54,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6516 states. [2018-11-23 04:22:54,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6516 to 5314. [2018-11-23 04:22:54,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5314 states. [2018-11-23 04:22:54,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5314 states to 5314 states and 5822 transitions. [2018-11-23 04:22:54,287 INFO L78 Accepts]: Start accepts. Automaton has 5314 states and 5822 transitions. Word has length 555 [2018-11-23 04:22:54,287 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 04:22:54,287 INFO L480 AbstractCegarLoop]: Abstraction has 5314 states and 5822 transitions. [2018-11-23 04:22:54,287 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-11-23 04:22:54,287 INFO L276 IsEmpty]: Start isEmpty. Operand 5314 states and 5822 transitions. [2018-11-23 04:22:54,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 592 [2018-11-23 04:22:54,294 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 04:22:54,294 INFO L402 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 04:22:54,295 INFO L423 AbstractCegarLoop]: === Iteration 12 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 04:22:54,295 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 04:22:54,295 INFO L82 PathProgramCache]: Analyzing trace with hash -1593353382, now seen corresponding path program 1 times [2018-11-23 04:22:54,295 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 04:22:54,295 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 04:22:54,296 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 04:22:54,296 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 04:22:54,296 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 04:22:54,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:22:55,104 INFO L134 CoverageAnalysis]: Checked inductivity of 1312 backedges. 376 proven. 637 refuted. 0 times theorem prover too weak. 299 trivial. 0 not checked. [2018-11-23 04:22:55,104 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 04:22:55,104 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e6756252-d49e-450a-9180-b3193cc810d4/bin-2019/uautomizer/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 04:22:55,110 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 04:22:55,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:22:55,185 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 04:22:55,311 INFO L134 CoverageAnalysis]: Checked inductivity of 1312 backedges. 738 proven. 2 refuted. 0 times theorem prover too weak. 572 trivial. 0 not checked. [2018-11-23 04:22:55,326 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 04:22:55,327 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 5] total 21 [2018-11-23 04:22:55,327 INFO L459 AbstractCegarLoop]: Interpolant automaton has 21 states [2018-11-23 04:22:55,327 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2018-11-23 04:22:55,328 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=343, Unknown=0, NotChecked=0, Total=420 [2018-11-23 04:22:55,328 INFO L87 Difference]: Start difference. First operand 5314 states and 5822 transitions. Second operand 21 states. [2018-11-23 04:22:58,198 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 04:22:58,199 INFO L93 Difference]: Finished difference Result 9628 states and 10844 transitions. [2018-11-23 04:22:58,199 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2018-11-23 04:22:58,199 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 591 [2018-11-23 04:22:58,200 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 04:22:58,200 INFO L225 Difference]: With dead ends: 9628 [2018-11-23 04:22:58,200 INFO L226 Difference]: Without dead ends: 0 [2018-11-23 04:22:58,211 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 695 GetRequests, 632 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1119 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=911, Invalid=3249, Unknown=0, NotChecked=0, Total=4160 [2018-11-23 04:22:58,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-23 04:22:58,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-23 04:22:58,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-23 04:22:58,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-23 04:22:58,212 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 591 [2018-11-23 04:22:58,212 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 04:22:58,212 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 04:22:58,212 INFO L481 AbstractCegarLoop]: Interpolant automaton has 21 states. [2018-11-23 04:22:58,212 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 04:22:58,212 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 04:22:58,217 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-23 04:22:58,359 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:22:58,362 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:22:58,379 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:22:58,381 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:22:58,511 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:22:58,515 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:22:58,521 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:22:58,525 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:22:58,647 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:22:58,650 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:22:58,654 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:22:58,658 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:22:58,680 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:22:58,684 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:22:58,717 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:22:58,722 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:22:58,723 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:22:58,730 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:22:58,731 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:22:58,736 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:22:58,736 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:22:58,762 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:22:58,767 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:22:58,786 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:22:58,788 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:22:58,805 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:22:58,811 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:22:58,815 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:22:58,815 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:22:58,816 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:22:58,830 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:22:58,832 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:22:58,834 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:22:58,875 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:22:58,923 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:22:58,932 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:22:58,963 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:22:58,979 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:22:59,012 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:22:59,100 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:22:59,102 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:22:59,254 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:22:59,290 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:22:59,307 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:22:59,438 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:22:59,477 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:22:59,637 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:22:59,754 WARN L180 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 625 DAG size of output: 483 [2018-11-23 04:22:59,763 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:22:59,765 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:22:59,769 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:22:59,772 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:22:59,791 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:22:59,795 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:22:59,823 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:22:59,828 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:22:59,829 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:22:59,836 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:22:59,836 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:22:59,840 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:22:59,841 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:22:59,865 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:22:59,870 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:22:59,889 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:22:59,891 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:22:59,907 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:22:59,913 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:22:59,918 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:22:59,918 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:22:59,919 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:22:59,933 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:22:59,935 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:22:59,937 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:22:59,979 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:23:00,023 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:23:00,031 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:23:00,060 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:23:00,076 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:23:00,106 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:23:00,192 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:23:00,194 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:23:00,328 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:23:00,356 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:23:00,369 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:23:00,457 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:23:00,487 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:23:00,593 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:23:00,659 WARN L180 SmtUtils]: Spent 904.00 ms on a formula simplification. DAG size of input: 625 DAG size of output: 483 [2018-11-23 04:23:02,577 WARN L180 SmtUtils]: Spent 1.83 s on a formula simplification. DAG size of input: 505 DAG size of output: 95 [2018-11-23 04:23:04,457 WARN L180 SmtUtils]: Spent 1.87 s on a formula simplification. DAG size of input: 483 DAG size of output: 103 [2018-11-23 04:23:06,287 WARN L180 SmtUtils]: Spent 1.83 s on a formula simplification. DAG size of input: 483 DAG size of output: 103 [2018-11-23 04:23:06,288 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-23 04:23:06,289 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a19~0 |old(~a19~0)|) (= |old(~a10~0)| ~a10~0) (= ~a1~0 |old(~a1~0)|)) [2018-11-23 04:23:06,289 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-23 04:23:06,289 INFO L448 ceAbstractionStarter]: For program point L465(lines 465 572) no Hoare annotation was computed. [2018-11-23 04:23:06,289 INFO L448 ceAbstractionStarter]: For program point L201-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 04:23:06,289 INFO L448 ceAbstractionStarter]: For program point L168-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 04:23:06,289 INFO L448 ceAbstractionStarter]: For program point L135-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 04:23:06,289 INFO L448 ceAbstractionStarter]: For program point L102-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 04:23:06,289 INFO L448 ceAbstractionStarter]: For program point L69-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 04:23:06,289 INFO L448 ceAbstractionStarter]: For program point L36-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 04:23:06,289 INFO L448 ceAbstractionStarter]: For program point L499(lines 499 572) no Hoare annotation was computed. [2018-11-23 04:23:06,289 INFO L448 ceAbstractionStarter]: For program point L301(lines 301 572) no Hoare annotation was computed. [2018-11-23 04:23:06,289 INFO L448 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-11-23 04:23:06,289 INFO L448 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-11-23 04:23:06,289 INFO L448 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-11-23 04:23:06,289 INFO L448 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-11-23 04:23:06,289 INFO L448 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-11-23 04:23:06,289 INFO L448 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-11-23 04:23:06,289 INFO L448 ceAbstractionStarter]: For program point L335(lines 335 572) no Hoare annotation was computed. [2018-11-23 04:23:06,289 INFO L448 ceAbstractionStarter]: For program point L236(lines 236 572) no Hoare annotation was computed. [2018-11-23 04:23:06,290 INFO L448 ceAbstractionStarter]: For program point L534(lines 534 572) no Hoare annotation was computed. [2018-11-23 04:23:06,290 INFO L448 ceAbstractionStarter]: For program point L171-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 04:23:06,290 INFO L448 ceAbstractionStarter]: For program point L138-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 04:23:06,290 INFO L448 ceAbstractionStarter]: For program point L105-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 04:23:06,290 INFO L448 ceAbstractionStarter]: For program point L72-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 04:23:06,290 INFO L448 ceAbstractionStarter]: For program point L39-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 04:23:06,290 INFO L448 ceAbstractionStarter]: For program point L436(lines 436 572) no Hoare annotation was computed. [2018-11-23 04:23:06,290 INFO L448 ceAbstractionStarter]: For program point L403(lines 403 572) no Hoare annotation was computed. [2018-11-23 04:23:06,290 INFO L448 ceAbstractionStarter]: For program point L370(lines 370 572) no Hoare annotation was computed. [2018-11-23 04:23:06,290 INFO L448 ceAbstractionStarter]: For program point L271(lines 271 572) no Hoare annotation was computed. [2018-11-23 04:23:06,290 INFO L448 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-11-23 04:23:06,290 INFO L448 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-11-23 04:23:06,290 INFO L448 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-11-23 04:23:06,290 INFO L448 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-11-23 04:23:06,290 INFO L448 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-11-23 04:23:06,290 INFO L448 ceAbstractionStarter]: For program point L569(lines 569 572) no Hoare annotation was computed. [2018-11-23 04:23:06,290 INFO L448 ceAbstractionStarter]: For program point L239(lines 239 572) no Hoare annotation was computed. [2018-11-23 04:23:06,290 INFO L448 ceAbstractionStarter]: For program point L504(lines 504 572) no Hoare annotation was computed. [2018-11-23 04:23:06,290 INFO L448 ceAbstractionStarter]: For program point L471(lines 471 572) no Hoare annotation was computed. [2018-11-23 04:23:06,290 INFO L448 ceAbstractionStarter]: For program point L306(lines 306 572) no Hoare annotation was computed. [2018-11-23 04:23:06,290 INFO L448 ceAbstractionStarter]: For program point L174-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 04:23:06,290 INFO L448 ceAbstractionStarter]: For program point L141-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 04:23:06,290 INFO L448 ceAbstractionStarter]: For program point L108-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 04:23:06,291 INFO L448 ceAbstractionStarter]: For program point L75-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 04:23:06,291 INFO L448 ceAbstractionStarter]: For program point L42-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 04:23:06,291 INFO L448 ceAbstractionStarter]: For program point L340(lines 340 572) no Hoare annotation was computed. [2018-11-23 04:23:06,291 INFO L448 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-11-23 04:23:06,291 INFO L448 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-11-23 04:23:06,291 INFO L448 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-11-23 04:23:06,291 INFO L448 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-11-23 04:23:06,291 INFO L448 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-11-23 04:23:06,291 INFO L448 ceAbstractionStarter]: For program point L540(lines 540 572) no Hoare annotation was computed. [2018-11-23 04:23:06,291 INFO L448 ceAbstractionStarter]: For program point L408(lines 408 572) no Hoare annotation was computed. [2018-11-23 04:23:06,291 INFO L448 ceAbstractionStarter]: For program point L375(lines 375 572) no Hoare annotation was computed. [2018-11-23 04:23:06,291 INFO L448 ceAbstractionStarter]: For program point L210(lines 210 572) no Hoare annotation was computed. [2018-11-23 04:23:06,291 INFO L448 ceAbstractionStarter]: For program point L177-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 04:23:06,291 INFO L448 ceAbstractionStarter]: For program point L144-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 04:23:06,291 INFO L448 ceAbstractionStarter]: For program point L111-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 04:23:06,291 INFO L448 ceAbstractionStarter]: For program point L78-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 04:23:06,292 INFO L448 ceAbstractionStarter]: For program point L45-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 04:23:06,292 INFO L448 ceAbstractionStarter]: For program point L442(lines 442 572) no Hoare annotation was computed. [2018-11-23 04:23:06,292 INFO L448 ceAbstractionStarter]: For program point L277(lines 277 572) no Hoare annotation was computed. [2018-11-23 04:23:06,292 INFO L448 ceAbstractionStarter]: For program point L244(lines 244 572) no Hoare annotation was computed. [2018-11-23 04:23:06,292 INFO L448 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-11-23 04:23:06,292 INFO L448 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-11-23 04:23:06,292 INFO L448 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-11-23 04:23:06,292 INFO L448 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-11-23 04:23:06,292 INFO L448 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-11-23 04:23:06,292 INFO L448 ceAbstractionStarter]: For program point L509(lines 509 572) no Hoare annotation was computed. [2018-11-23 04:23:06,292 INFO L448 ceAbstractionStarter]: For program point L476(lines 476 572) no Hoare annotation was computed. [2018-11-23 04:23:06,292 INFO L448 ceAbstractionStarter]: For program point L378(lines 378 572) no Hoare annotation was computed. [2018-11-23 04:23:06,292 INFO L448 ceAbstractionStarter]: For program point L345(lines 345 572) no Hoare annotation was computed. [2018-11-23 04:23:06,292 INFO L448 ceAbstractionStarter]: For program point L312(lines 312 572) no Hoare annotation was computed. [2018-11-23 04:23:06,293 INFO L448 ceAbstractionStarter]: For program point L180-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 04:23:06,293 INFO L448 ceAbstractionStarter]: For program point L147-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 04:23:06,293 INFO L448 ceAbstractionStarter]: For program point L114-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 04:23:06,293 INFO L448 ceAbstractionStarter]: For program point L81-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 04:23:06,293 INFO L448 ceAbstractionStarter]: For program point L48-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 04:23:06,293 INFO L448 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-11-23 04:23:06,293 INFO L448 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-11-23 04:23:06,293 INFO L448 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-11-23 04:23:06,293 INFO L448 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-11-23 04:23:06,293 INFO L448 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-11-23 04:23:06,293 INFO L448 ceAbstractionStarter]: For program point L545(lines 545 572) no Hoare annotation was computed. [2018-11-23 04:23:06,293 INFO L448 ceAbstractionStarter]: For program point L215(lines 215 572) no Hoare annotation was computed. [2018-11-23 04:23:06,293 INFO L448 ceAbstractionStarter]: For program point L414(lines 414 572) no Hoare annotation was computed. [2018-11-23 04:23:06,294 INFO L448 ceAbstractionStarter]: For program point L249(lines 249 572) no Hoare annotation was computed. [2018-11-23 04:23:06,294 INFO L448 ceAbstractionStarter]: For program point L183-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 04:23:06,294 INFO L448 ceAbstractionStarter]: For program point L150-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 04:23:06,294 INFO L448 ceAbstractionStarter]: For program point L117-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 04:23:06,294 INFO L448 ceAbstractionStarter]: For program point L84-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 04:23:06,294 INFO L448 ceAbstractionStarter]: For program point L51-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 04:23:06,294 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 20 574) no Hoare annotation was computed. [2018-11-23 04:23:06,294 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 20 574) no Hoare annotation was computed. [2018-11-23 04:23:06,294 INFO L448 ceAbstractionStarter]: For program point L514(lines 514 572) no Hoare annotation was computed. [2018-11-23 04:23:06,294 INFO L448 ceAbstractionStarter]: For program point L481(lines 481 572) no Hoare annotation was computed. [2018-11-23 04:23:06,294 INFO L448 ceAbstractionStarter]: For program point L448(lines 448 572) no Hoare annotation was computed. [2018-11-23 04:23:06,294 INFO L448 ceAbstractionStarter]: For program point L283(lines 283 572) no Hoare annotation was computed. [2018-11-23 04:23:06,294 INFO L448 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-11-23 04:23:06,294 INFO L448 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-11-23 04:23:06,295 INFO L448 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-11-23 04:23:06,295 INFO L448 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-11-23 04:23:06,295 INFO L448 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-11-23 04:23:06,295 INFO L448 ceAbstractionStarter]: For program point L548(lines 548 572) no Hoare annotation was computed. [2018-11-23 04:23:06,295 INFO L448 ceAbstractionStarter]: For program point L383(lines 383 572) no Hoare annotation was computed. [2018-11-23 04:23:06,295 INFO L448 ceAbstractionStarter]: For program point L317(lines 317 572) no Hoare annotation was computed. [2018-11-23 04:23:06,295 INFO L448 ceAbstractionStarter]: For program point L351(lines 351 572) no Hoare annotation was computed. [2018-11-23 04:23:06,295 INFO L448 ceAbstractionStarter]: For program point L186-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 04:23:06,295 INFO L448 ceAbstractionStarter]: For program point L153-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 04:23:06,295 INFO L448 ceAbstractionStarter]: For program point L120-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 04:23:06,295 INFO L448 ceAbstractionStarter]: For program point L87-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 04:23:06,295 INFO L448 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2018-11-23 04:23:06,295 INFO L448 ceAbstractionStarter]: For program point L54-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 04:23:06,295 INFO L448 ceAbstractionStarter]: For program point L21-2(lines 20 574) no Hoare annotation was computed. [2018-11-23 04:23:06,296 INFO L448 ceAbstractionStarter]: For program point L517(lines 517 572) no Hoare annotation was computed. [2018-11-23 04:23:06,296 INFO L448 ceAbstractionStarter]: For program point L286(lines 286 572) no Hoare annotation was computed. [2018-11-23 04:23:06,296 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 73) no Hoare annotation was computed. [2018-11-23 04:23:06,296 INFO L448 ceAbstractionStarter]: For program point L220(lines 220 572) no Hoare annotation was computed. [2018-11-23 04:23:06,296 INFO L448 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-11-23 04:23:06,296 INFO L448 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-11-23 04:23:06,296 INFO L448 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-11-23 04:23:06,296 INFO L448 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-11-23 04:23:06,296 INFO L448 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-11-23 04:23:06,296 INFO L448 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2018-11-23 04:23:06,296 INFO L448 ceAbstractionStarter]: For program point L419(lines 419 572) no Hoare annotation was computed. [2018-11-23 04:23:06,296 INFO L448 ceAbstractionStarter]: For program point L320(lines 320 572) no Hoare annotation was computed. [2018-11-23 04:23:06,297 INFO L448 ceAbstractionStarter]: For program point L254(lines 254 572) no Hoare annotation was computed. [2018-11-23 04:23:06,297 INFO L448 ceAbstractionStarter]: For program point L354(lines 354 572) no Hoare annotation was computed. [2018-11-23 04:23:06,297 INFO L448 ceAbstractionStarter]: For program point L189-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 04:23:06,297 INFO L448 ceAbstractionStarter]: For program point L156-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 04:23:06,297 INFO L448 ceAbstractionStarter]: For program point L123-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 04:23:06,297 INFO L448 ceAbstractionStarter]: For program point L90-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 04:23:06,297 INFO L448 ceAbstractionStarter]: For program point L57-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 04:23:06,297 INFO L448 ceAbstractionStarter]: For program point L24-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 04:23:06,297 INFO L448 ceAbstractionStarter]: For program point L487(lines 487 572) no Hoare annotation was computed. [2018-11-23 04:23:06,297 INFO L448 ceAbstractionStarter]: For program point L454(lines 454 572) no Hoare annotation was computed. [2018-11-23 04:23:06,297 INFO L448 ceAbstractionStarter]: For program point L388(lines 388 572) no Hoare annotation was computed. [2018-11-23 04:23:06,297 INFO L448 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-11-23 04:23:06,297 INFO L448 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-11-23 04:23:06,297 INFO L448 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-11-23 04:23:06,298 INFO L448 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-11-23 04:23:06,298 INFO L448 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-11-23 04:23:06,298 INFO L448 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-11-23 04:23:06,298 INFO L448 ceAbstractionStarter]: For program point L554(lines 554 572) no Hoare annotation was computed. [2018-11-23 04:23:06,298 INFO L448 ceAbstractionStarter]: For program point L323(lines 323 572) no Hoare annotation was computed. [2018-11-23 04:23:06,298 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 20 574) the Hoare annotation is: (let ((.cse11 (= 9 |old(~a19~0)|))) (let ((.cse18 (= ~a1~0 |old(~a1~0)|)) (.cse26 (= 2 |old(~a10~0)|)) (.cse21 (= 4 |old(~a10~0)|)) (.cse15 (< |old(~a1~0)| 219)) (.cse3 (not .cse11)) (.cse6 (= |old(~a19~0)| ~a19~0)) (.cse7 (= |old(~a10~0)| ~a10~0))) (let ((.cse10 (< 12 |old(~a1~0)|)) (.cse5 (< 38 ~a1~0)) (.cse20 (= 8 |old(~a19~0)|)) (.cse16 (and .cse6 .cse7)) (.cse17 (= 9 ~a19~0)) (.cse23 (< 589865 |old(~a1~0)|)) (.cse12 (< 1 |old(~a10~0)|)) (.cse22 (< |old(~a10~0)| 1)) (.cse13 (< |old(~a19~0)| 9)) (.cse24 (or .cse21 .cse15 .cse3)) (.cse19 (not .cse26)) (.cse1 (not (= 14 ~a4~0))) (.cse2 (not (= 0 ~a12~0))) (.cse14 (< 505232 |old(~a1~0)|)) (.cse8 (<= |old(~a1~0)| 38)) (.cse0 (and .cse18 (= ~a19~0 |old(~a19~0)|) .cse7)) (.cse4 (< 8 |old(~a19~0)|)) (.cse25 (< 0 (+ |old(~a1~0)| 13))) (.cse9 (= 1 |old(~a10~0)|))) (and (or (not (= 0 |old(~a10~0)|)) .cse0 .cse1 .cse2 .cse3) (or .cse4 (and .cse5 .cse6 .cse7) .cse8 .cse9) (or .cse0 .cse1 .cse10 .cse11 .cse12 .cse2 .cse13) (or .cse1 .cse11 .cse0 .cse8 .cse12 .cse2 .cse14 .cse13) (or .cse15 .cse4 .cse16) (or .cse1 .cse2 .cse3 .cse10 (and .cse7 .cse17 .cse18) .cse19) (or .cse4 .cse16 .cse20) (or .cse5 .cse4 .cse8 .cse20) (or (<= 219 ~a1~0) .cse15 .cse4) (or .cse21 .cse4 .cse16 .cse9) (or .cse0 .cse22 .cse23 .cse1 .cse2 .cse24) (or (and .cse18 .cse7 .cse17) (or .cse22 .cse25) .cse1 .cse2 .cse3) (or (or .cse11 .cse14 (< 0 |old(~a10~0)|) .cse13) .cse1 .cse2 .cse0) (or .cse0 (or .cse22 .cse1 .cse2 .cse3 .cse14 .cse26 .cse9)) (or .cse23 .cse1 .cse12 .cse22 .cse0 .cse15 .cse2 .cse13) (or .cse1 .cse2 .cse24 .cse19 .cse0) (or (or (not .cse9) .cse1 .cse2 .cse14 .cse8) .cse3 .cse0) (or .cse4 .cse25 .cse9 (and .cse6 .cse7 .cse18)))))) [2018-11-23 04:23:06,299 INFO L448 ceAbstractionStarter]: For program point L357(lines 357 572) no Hoare annotation was computed. [2018-11-23 04:23:06,299 INFO L448 ceAbstractionStarter]: For program point L291(lines 291 572) no Hoare annotation was computed. [2018-11-23 04:23:06,299 INFO L448 ceAbstractionStarter]: For program point L225(lines 225 572) no Hoare annotation was computed. [2018-11-23 04:23:06,299 INFO L448 ceAbstractionStarter]: For program point L192-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 04:23:06,299 INFO L448 ceAbstractionStarter]: For program point L159-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 04:23:06,299 INFO L448 ceAbstractionStarter]: For program point L126-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 04:23:06,299 INFO L448 ceAbstractionStarter]: For program point L93-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 04:23:06,299 INFO L448 ceAbstractionStarter]: For program point L60-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 04:23:06,299 INFO L448 ceAbstractionStarter]: For program point L27-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 04:23:06,300 INFO L448 ceAbstractionStarter]: For program point L523(lines 523 572) no Hoare annotation was computed. [2018-11-23 04:23:06,300 INFO L448 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-11-23 04:23:06,300 INFO L448 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-11-23 04:23:06,300 INFO L448 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-11-23 04:23:06,300 INFO L448 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-11-23 04:23:06,300 INFO L448 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-11-23 04:23:06,300 INFO L448 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-11-23 04:23:06,300 INFO L448 ceAbstractionStarter]: For program point L557(lines 557 572) no Hoare annotation was computed. [2018-11-23 04:23:06,300 INFO L448 ceAbstractionStarter]: For program point L425(lines 425 572) no Hoare annotation was computed. [2018-11-23 04:23:06,300 INFO L448 ceAbstractionStarter]: For program point L326(lines 326 572) no Hoare annotation was computed. [2018-11-23 04:23:06,300 INFO L448 ceAbstractionStarter]: For program point L260(lines 260 572) no Hoare annotation was computed. [2018-11-23 04:23:06,300 INFO L448 ceAbstractionStarter]: For program point L393(lines 393 572) no Hoare annotation was computed. [2018-11-23 04:23:06,300 INFO L448 ceAbstractionStarter]: For program point L360(lines 360 572) no Hoare annotation was computed. [2018-11-23 04:23:06,300 INFO L448 ceAbstractionStarter]: For program point L195-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 04:23:06,301 INFO L448 ceAbstractionStarter]: For program point L162-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 04:23:06,301 INFO L448 ceAbstractionStarter]: For program point L129-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 04:23:06,301 INFO L448 ceAbstractionStarter]: For program point L96-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 04:23:06,301 INFO L448 ceAbstractionStarter]: For program point L63-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 04:23:06,301 INFO L448 ceAbstractionStarter]: For program point L30-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 04:23:06,301 INFO L448 ceAbstractionStarter]: For program point L526(lines 526 572) no Hoare annotation was computed. [2018-11-23 04:23:06,301 INFO L448 ceAbstractionStarter]: For program point L493(lines 493 572) no Hoare annotation was computed. [2018-11-23 04:23:06,301 INFO L448 ceAbstractionStarter]: For program point L460(lines 460 572) no Hoare annotation was computed. [2018-11-23 04:23:06,301 INFO L448 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-11-23 04:23:06,301 INFO L448 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-11-23 04:23:06,301 INFO L448 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-11-23 04:23:06,301 INFO L448 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-11-23 04:23:06,301 INFO L448 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-11-23 04:23:06,302 INFO L448 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-11-23 04:23:06,302 INFO L448 ceAbstractionStarter]: For program point L329(lines 329 572) no Hoare annotation was computed. [2018-11-23 04:23:06,302 INFO L448 ceAbstractionStarter]: For program point L296(lines 296 572) no Hoare annotation was computed. [2018-11-23 04:23:06,302 INFO L448 ceAbstractionStarter]: For program point L231(lines 231 572) no Hoare annotation was computed. [2018-11-23 04:23:06,302 INFO L448 ceAbstractionStarter]: For program point L198-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 04:23:06,302 INFO L448 ceAbstractionStarter]: For program point L165-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 04:23:06,302 INFO L448 ceAbstractionStarter]: For program point L132-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 04:23:06,302 INFO L448 ceAbstractionStarter]: For program point L99-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 04:23:06,302 INFO L448 ceAbstractionStarter]: For program point L66-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 04:23:06,302 INFO L448 ceAbstractionStarter]: For program point L33-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 04:23:06,302 INFO L448 ceAbstractionStarter]: For program point L529(lines 529 572) no Hoare annotation was computed. [2018-11-23 04:23:06,302 INFO L448 ceAbstractionStarter]: For program point L430(lines 430 572) no Hoare annotation was computed. [2018-11-23 04:23:06,303 INFO L448 ceAbstractionStarter]: For program point L265(lines 265 572) no Hoare annotation was computed. [2018-11-23 04:23:06,303 INFO L448 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-11-23 04:23:06,303 INFO L448 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-11-23 04:23:06,303 INFO L448 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-11-23 04:23:06,303 INFO L448 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-11-23 04:23:06,303 INFO L448 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-11-23 04:23:06,303 INFO L448 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-11-23 04:23:06,303 INFO L448 ceAbstractionStarter]: For program point L563(lines 563 572) no Hoare annotation was computed. [2018-11-23 04:23:06,303 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 572) no Hoare annotation was computed. [2018-11-23 04:23:06,303 INFO L448 ceAbstractionStarter]: For program point L365(lines 365 572) no Hoare annotation was computed. [2018-11-23 04:23:06,303 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-23 04:23:06,303 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (<= 23 ~a1~0) (= 0 ~a10~0) (<= ~a1~0 23) (= ~a12~0 0) (= ~a4~0 14) (= 9 ~a19~0)) [2018-11-23 04:23:06,303 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-23 04:23:06,303 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-23 04:23:06,303 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 576 592) the Hoare annotation is: (or (< |old(~a1~0)| 23) (not (= 14 ~a4~0)) (and (= ~a1~0 |old(~a1~0)|) (= ~a19~0 |old(~a19~0)|) (= |old(~a10~0)| ~a10~0)) (< 23 |old(~a1~0)|) (not (= 0 ~a12~0)) (not (= 9 |old(~a19~0)|)) (not (= 0 |old(~a10~0)|))) [2018-11-23 04:23:06,303 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 576 592) no Hoare annotation was computed. [2018-11-23 04:23:06,304 INFO L444 ceAbstractionStarter]: At program point L590(line 590) the Hoare annotation is: (let ((.cse1 (<= ~a1~0 589865)) (.cse2 (= |old(~a19~0)| ~a19~0)) (.cse4 (not (= ~a10~0 4))) (.cse14 (<= 9 ~a19~0)) (.cse15 (<= (+ ~a1~0 13) 0)) (.cse7 (= 1 ~a10~0)) (.cse3 (<= 219 ~a1~0)) (.cse6 (< 38 ~a1~0)) (.cse5 (<= ~a19~0 8)) (.cse11 (<= ~a1~0 505232)) (.cse13 (not (= ~a19~0 9))) (.cse10 (<= ~a10~0 1)) (.cse0 (<= 1 ~a10~0)) (.cse12 (not (= ~a10~0 1))) (.cse16 (<= ~a1~0 12)) (.cse9 (= 9 ~a19~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (< |old(~a1~0)| 23) (not (= 0 ~a12~0)) (not (= 0 |old(~a10~0)|)) (< 23 |old(~a1~0)|) (and (not (= ~a19~0 8)) .cse5) (and (and .cse6 .cse7 (exists ((v_prenex_20 Int)) (let ((.cse8 (* 5 (div v_prenex_20 5)))) (and (<= ~a1~0 (+ (div .cse8 5) 505228)) (<= 0 v_prenex_20) (<= 0 (+ .cse8 5)) (<= v_prenex_20 218))))) .cse9) (and (and (and .cse3 .cse0) .cse10) .cse1) (and .cse11 (not (= ~a10~0 2)) .cse0 .cse2 .cse12) (not (= 9 |old(~a19~0)|)) (and (and .cse11 .cse6 .cse13 .cse14) .cse10) (and (= 2 ~a10~0) .cse2 .cse3) (and .cse5 .cse12 .cse4) (and .cse15 (and .cse5 .cse12)) (and (and (and .cse13 .cse14) .cse10) .cse16) (not (= 14 ~a4~0)) (and (and .cse15 .cse7) .cse9) (and (= 8 ~a19~0) .cse3) (and .cse6 .cse5 .cse12) (and (= 0 ~a10~0) .cse9) (and (and .cse11 .cse13 .cse12) .cse10) (and (and .cse0 .cse12) .cse16 .cse9))) [2018-11-23 04:23:06,304 INFO L448 ceAbstractionStarter]: For program point L590-1(line 590) no Hoare annotation was computed. [2018-11-23 04:23:06,304 INFO L448 ceAbstractionStarter]: For program point L587(line 587) no Hoare annotation was computed. [2018-11-23 04:23:06,304 INFO L444 ceAbstractionStarter]: At program point L582-2(lines 582 591) the Hoare annotation is: (let ((.cse1 (<= ~a1~0 589865)) (.cse2 (= |old(~a19~0)| ~a19~0)) (.cse4 (not (= ~a10~0 4))) (.cse14 (<= 9 ~a19~0)) (.cse15 (<= (+ ~a1~0 13) 0)) (.cse7 (= 1 ~a10~0)) (.cse3 (<= 219 ~a1~0)) (.cse6 (< 38 ~a1~0)) (.cse5 (<= ~a19~0 8)) (.cse11 (<= ~a1~0 505232)) (.cse13 (not (= ~a19~0 9))) (.cse10 (<= ~a10~0 1)) (.cse0 (<= 1 ~a10~0)) (.cse12 (not (= ~a10~0 1))) (.cse16 (<= ~a1~0 12)) (.cse9 (= 9 ~a19~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (< |old(~a1~0)| 23) (not (= 0 ~a12~0)) (not (= 0 |old(~a10~0)|)) (< 23 |old(~a1~0)|) (and (not (= ~a19~0 8)) .cse5) (and (and .cse6 .cse7 (exists ((v_prenex_20 Int)) (let ((.cse8 (* 5 (div v_prenex_20 5)))) (and (<= ~a1~0 (+ (div .cse8 5) 505228)) (<= 0 v_prenex_20) (<= 0 (+ .cse8 5)) (<= v_prenex_20 218))))) .cse9) (and (and (and .cse3 .cse0) .cse10) .cse1) (and .cse11 (not (= ~a10~0 2)) .cse0 .cse2 .cse12) (not (= 9 |old(~a19~0)|)) (and (and .cse11 .cse6 .cse13 .cse14) .cse10) (and (= 2 ~a10~0) .cse2 .cse3) (and .cse5 .cse12 .cse4) (and .cse15 (and .cse5 .cse12)) (and (and (and .cse13 .cse14) .cse10) .cse16) (not (= 14 ~a4~0)) (and (and .cse15 .cse7) .cse9) (and (= 8 ~a19~0) .cse3) (and .cse6 .cse5 .cse12) (and (= 0 ~a10~0) .cse9) (and (and .cse11 .cse13 .cse12) .cse10) (and (and .cse0 .cse12) .cse16 .cse9))) [2018-11-23 04:23:06,304 INFO L448 ceAbstractionStarter]: For program point L582-3(lines 576 592) no Hoare annotation was computed. [2018-11-23 04:23:06,310 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-11-23 04:23:06,312 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-11-23 04:23:06,312 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-11-23 04:23:06,312 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-11-23 04:23:06,319 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-11-23 04:23:06,319 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-11-23 04:23:06,319 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-11-23 04:23:06,320 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-11-23 04:23:06,323 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 04:23:06 BoogieIcfgContainer [2018-11-23 04:23:06,323 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 04:23:06,324 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 04:23:06,324 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 04:23:06,324 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 04:23:06,324 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 04:22:18" (3/4) ... [2018-11-23 04:23:06,328 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 04:23:06,344 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-23 04:23:06,344 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-23 04:23:06,344 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-23 04:23:06,355 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-23 04:23:06,355 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-23 04:23:06,380 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((((((((1 <= a10 && a1 <= 589865) && \old(a19) == a19) && 219 <= a1) && !(a10 == 4)) || \old(a1) < 23) || !(0 == a12)) || !(0 == \old(a10))) || 23 < \old(a1)) || (!(a19 == 8) && a19 <= 8)) || (((38 < a1 && 1 == a10) && (\exists v_prenex_20 : int :: ((a1 <= 5 * (v_prenex_20 / 5) / 5 + 505228 && 0 <= v_prenex_20) && 0 <= 5 * (v_prenex_20 / 5) + 5) && v_prenex_20 <= 218)) && 9 == a19)) || (((219 <= a1 && 1 <= a10) && a10 <= 1) && a1 <= 589865)) || ((((a1 <= 505232 && !(a10 == 2)) && 1 <= a10) && \old(a19) == a19) && !(a10 == 1))) || !(9 == \old(a19))) || ((((a1 <= 505232 && 38 < a1) && !(a19 == 9)) && 9 <= a19) && a10 <= 1)) || ((2 == a10 && \old(a19) == a19) && 219 <= a1)) || ((a19 <= 8 && !(a10 == 1)) && !(a10 == 4))) || (a1 + 13 <= 0 && a19 <= 8 && !(a10 == 1))) || (((!(a19 == 9) && 9 <= a19) && a10 <= 1) && a1 <= 12)) || !(14 == a4)) || ((a1 + 13 <= 0 && 1 == a10) && 9 == a19)) || (8 == a19 && 219 <= a1)) || ((38 < a1 && a19 <= 8) && !(a10 == 1))) || (0 == a10 && 9 == a19)) || (((a1 <= 505232 && !(a19 == 9)) && !(a10 == 1)) && a10 <= 1)) || (((1 <= a10 && !(a10 == 1)) && a1 <= 12) && 9 == a19) [2018-11-23 04:23:06,454 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_e6756252-d49e-450a-9180-b3193cc810d4/bin-2019/uautomizer/witness.graphml [2018-11-23 04:23:06,454 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 04:23:06,455 INFO L168 Benchmark]: Toolchain (without parser) took 49400.62 ms. Allocated memory was 1.0 GB in the beginning and 2.5 GB in the end (delta: 1.5 GB). Free memory was 951.2 MB in the beginning and 1.2 GB in the end (delta: -245.6 MB). Peak memory consumption was 1.2 GB. Max. memory is 11.5 GB. [2018-11-23 04:23:06,455 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 04:23:06,455 INFO L168 Benchmark]: CACSL2BoogieTranslator took 410.28 ms. Allocated memory is still 1.0 GB. Free memory was 951.2 MB in the beginning and 916.3 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. [2018-11-23 04:23:06,455 INFO L168 Benchmark]: Boogie Procedure Inliner took 87.25 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 160.4 MB). Free memory was 916.3 MB in the beginning and 1.2 GB in the end (delta: -237.3 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. [2018-11-23 04:23:06,456 INFO L168 Benchmark]: Boogie Preprocessor took 60.01 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-23 04:23:06,456 INFO L168 Benchmark]: RCFGBuilder took 1171.96 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.0 GB in the end (delta: 101.1 MB). Peak memory consumption was 101.1 MB. Max. memory is 11.5 GB. [2018-11-23 04:23:06,456 INFO L168 Benchmark]: TraceAbstraction took 47536.91 ms. Allocated memory was 1.2 GB in the beginning and 2.5 GB in the end (delta: 1.3 GB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -147.9 MB). Peak memory consumption was 1.5 GB. Max. memory is 11.5 GB. [2018-11-23 04:23:06,456 INFO L168 Benchmark]: Witness Printer took 130.26 ms. Allocated memory is still 2.5 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 142.6 kB). Peak memory consumption was 142.6 kB. Max. memory is 11.5 GB. [2018-11-23 04:23:06,458 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 410.28 ms. Allocated memory is still 1.0 GB. Free memory was 951.2 MB in the beginning and 916.3 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 87.25 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 160.4 MB). Free memory was 916.3 MB in the beginning and 1.2 GB in the end (delta: -237.3 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 60.01 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1171.96 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.0 GB in the end (delta: 101.1 MB). Peak memory consumption was 101.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 47536.91 ms. Allocated memory was 1.2 GB in the beginning and 2.5 GB in the end (delta: 1.3 GB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -147.9 MB). Peak memory consumption was 1.5 GB. Max. memory is 11.5 GB. * Witness Printer took 130.26 ms. Allocated memory is still 2.5 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 142.6 kB). Peak memory consumption was 142.6 kB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 73]: 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: 582]: Loop Invariant [2018-11-23 04:23:06,467 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-11-23 04:23:06,467 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-11-23 04:23:06,467 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-11-23 04:23:06,467 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-11-23 04:23:06,469 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-11-23 04:23:06,469 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-11-23 04:23:06,469 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-11-23 04:23:06,469 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] Derived loop invariant: ((((((((((((((((((((((((1 <= a10 && a1 <= 589865) && \old(a19) == a19) && 219 <= a1) && !(a10 == 4)) || \old(a1) < 23) || !(0 == a12)) || !(0 == \old(a10))) || 23 < \old(a1)) || (!(a19 == 8) && a19 <= 8)) || (((38 < a1 && 1 == a10) && (\exists v_prenex_20 : int :: ((a1 <= 5 * (v_prenex_20 / 5) / 5 + 505228 && 0 <= v_prenex_20) && 0 <= 5 * (v_prenex_20 / 5) + 5) && v_prenex_20 <= 218)) && 9 == a19)) || (((219 <= a1 && 1 <= a10) && a10 <= 1) && a1 <= 589865)) || ((((a1 <= 505232 && !(a10 == 2)) && 1 <= a10) && \old(a19) == a19) && !(a10 == 1))) || !(9 == \old(a19))) || ((((a1 <= 505232 && 38 < a1) && !(a19 == 9)) && 9 <= a19) && a10 <= 1)) || ((2 == a10 && \old(a19) == a19) && 219 <= a1)) || ((a19 <= 8 && !(a10 == 1)) && !(a10 == 4))) || (a1 + 13 <= 0 && a19 <= 8 && !(a10 == 1))) || (((!(a19 == 9) && 9 <= a19) && a10 <= 1) && a1 <= 12)) || !(14 == a4)) || ((a1 + 13 <= 0 && 1 == a10) && 9 == a19)) || (8 == a19 && 219 <= a1)) || ((38 < a1 && a19 <= 8) && !(a10 == 1))) || (0 == a10 && 9 == a19)) || (((a1 <= 505232 && !(a19 == 9)) && !(a10 == 1)) && a10 <= 1)) || (((1 <= a10 && !(a10 == 1)) && a1 <= 12) && 9 == a19) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 215 locations, 1 error locations. SAFE Result, 47.4s OverallTime, 12 OverallIterations, 7 TraceHistogramMax, 30.3s AutomataDifference, 0.0s DeadEndRemovalTime, 8.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 979 SDtfs, 22080 SDslu, 1709 SDs, 0 SdLazy, 26766 SolverSat, 6326 SolverUnsat, 2 SolverUnknown, 0 SolverNotchecked, 17.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4101 GetRequests, 3735 SyntacticMatches, 18 SemanticMatches, 348 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7361 ImplicationChecksByTransitivity, 10.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=7763occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 1.2s AutomataMinimizationTime, 12 MinimizatonAttempts, 7882 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 458 PreInvPairs, 672 NumberOfFragments, 1096 HoareAnnotationTreeSize, 458 FomulaSimplifications, 508387 FormulaSimplificationTreeSizeReduction, 2.4s HoareSimplificationTime, 7 FomulaSimplificationsInter, 124357 FormulaSimplificationTreeSizeReductionInter, 5.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.2s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 4.5s InterpolantComputationTime, 7623 NumberOfCodeBlocks, 7623 NumberOfCodeBlocksAsserted, 21 NumberOfCheckSat, 7602 ConstructedInterpolants, 58 QuantifiedInterpolants, 14682594 SizeOfPredicates, 15 NumberOfNonLiveVariables, 5625 ConjunctsInSsa, 74 ConjunctsInUnsatCore, 21 InterpolantComputations, 5 PerfectInterpolantSequences, 7464/9865 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...