./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem16_label36_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_6ba0d7c0-4112-43db-b9c9-9d079d01a260/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_6ba0d7c0-4112-43db-b9c9-9d079d01a260/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_6ba0d7c0-4112-43db-b9c9-9d079d01a260/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_6ba0d7c0-4112-43db-b9c9-9d079d01a260/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem16_label36_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_6ba0d7c0-4112-43db-b9c9-9d079d01a260/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_6ba0d7c0-4112-43db-b9c9-9d079d01a260/bin-2019/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 468abc24da97a6032cabff3bff436694484de702 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 10:57:43,724 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 10:57:43,725 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 10:57:43,731 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 10:57:43,731 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 10:57:43,732 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 10:57:43,732 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 10:57:43,733 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 10:57:43,735 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 10:57:43,735 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 10:57:43,736 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 10:57:43,736 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 10:57:43,737 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 10:57:43,737 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 10:57:43,738 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 10:57:43,738 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 10:57:43,739 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 10:57:43,740 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 10:57:43,742 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 10:57:43,743 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 10:57:43,743 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 10:57:43,744 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 10:57:43,746 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 10:57:43,746 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 10:57:43,746 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 10:57:43,747 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 10:57:43,747 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 10:57:43,748 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 10:57:43,748 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 10:57:43,749 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 10:57:43,749 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 10:57:43,750 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 10:57:43,750 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 10:57:43,750 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 10:57:43,751 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 10:57:43,751 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 10:57:43,751 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_6ba0d7c0-4112-43db-b9c9-9d079d01a260/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-09 10:57:43,762 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 10:57:43,762 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 10:57:43,762 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 10:57:43,763 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 10:57:43,763 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-09 10:57:43,763 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-09 10:57:43,763 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-09 10:57:43,763 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-09 10:57:43,763 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-09 10:57:43,763 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-09 10:57:43,763 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-09 10:57:43,763 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-09 10:57:43,763 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-09 10:57:43,764 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 10:57:43,764 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 10:57:43,764 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 10:57:43,764 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 10:57:43,764 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 10:57:43,764 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 10:57:43,765 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 10:57:43,765 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 10:57:43,765 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 10:57:43,765 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 10:57:43,765 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 10:57:43,765 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 10:57:43,765 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 10:57:43,765 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 10:57:43,765 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 10:57:43,765 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 10:57:43,765 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 10:57:43,766 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 10:57:43,766 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 10:57:43,766 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-09 10:57:43,766 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 10:57:43,766 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 10:57:43,766 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-09 10:57:43,766 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_6ba0d7c0-4112-43db-b9c9-9d079d01a260/bin-2019/utaipan 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 -> Taipan 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 -> 468abc24da97a6032cabff3bff436694484de702 [2018-12-09 10:57:43,788 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 10:57:43,795 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 10:57:43,797 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 10:57:43,798 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 10:57:43,798 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 10:57:43,798 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_6ba0d7c0-4112-43db-b9c9-9d079d01a260/bin-2019/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem16_label36_true-unreach-call.c [2018-12-09 10:57:43,834 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6ba0d7c0-4112-43db-b9c9-9d079d01a260/bin-2019/utaipan/data/a2eab4c00/e80e3e4e09cc44f18a210fe079b47a23/FLAGff2451b21 [2018-12-09 10:57:44,244 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 10:57:44,244 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_6ba0d7c0-4112-43db-b9c9-9d079d01a260/sv-benchmarks/c/eca-rers2012/Problem16_label36_true-unreach-call.c [2018-12-09 10:57:44,254 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6ba0d7c0-4112-43db-b9c9-9d079d01a260/bin-2019/utaipan/data/a2eab4c00/e80e3e4e09cc44f18a210fe079b47a23/FLAGff2451b21 [2018-12-09 10:57:44,573 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_6ba0d7c0-4112-43db-b9c9-9d079d01a260/bin-2019/utaipan/data/a2eab4c00/e80e3e4e09cc44f18a210fe079b47a23 [2018-12-09 10:57:44,577 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 10:57:44,579 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 10:57:44,580 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 10:57:44,580 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 10:57:44,584 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 10:57:44,585 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 10:57:44" (1/1) ... [2018-12-09 10:57:44,589 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70b0ea2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:57:44, skipping insertion in model container [2018-12-09 10:57:44,589 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 10:57:44" (1/1) ... [2018-12-09 10:57:44,597 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 10:57:44,681 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 10:57:45,008 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 10:57:45,011 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 10:57:45,196 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 10:57:45,207 INFO L195 MainTranslator]: Completed translation [2018-12-09 10:57:45,207 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:57:45 WrapperNode [2018-12-09 10:57:45,207 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 10:57:45,208 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 10:57:45,208 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 10:57:45,208 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 10:57:45,213 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:57:45" (1/1) ... [2018-12-09 10:57:45,231 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:57:45" (1/1) ... [2018-12-09 10:57:45,238 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 10:57:45,238 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 10:57:45,238 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 10:57:45,238 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 10:57:45,245 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:57:45" (1/1) ... [2018-12-09 10:57:45,245 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:57:45" (1/1) ... [2018-12-09 10:57:45,250 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:57:45" (1/1) ... [2018-12-09 10:57:45,250 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:57:45" (1/1) ... [2018-12-09 10:57:45,287 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:57:45" (1/1) ... [2018-12-09 10:57:45,299 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:57:45" (1/1) ... [2018-12-09 10:57:45,307 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:57:45" (1/1) ... [2018-12-09 10:57:45,315 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 10:57:45,315 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 10:57:45,315 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 10:57:45,315 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 10:57:45,316 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:57:45" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6ba0d7c0-4112-43db-b9c9-9d079d01a260/bin-2019/utaipan/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 [2018-12-09 10:57:45,354 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-09 10:57:45,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-09 10:57:45,355 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2018-12-09 10:57:45,355 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2018-12-09 10:57:45,355 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-12-09 10:57:45,355 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-12-09 10:57:45,355 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 10:57:45,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 10:57:45,355 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-09 10:57:45,355 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-09 10:57:46,645 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 10:57:46,646 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-12-09 10:57:46,646 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 10:57:46 BoogieIcfgContainer [2018-12-09 10:57:46,646 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 10:57:46,647 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-09 10:57:46,647 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-09 10:57:46,649 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-09 10:57:46,649 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 10:57:44" (1/3) ... [2018-12-09 10:57:46,649 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cac2855 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 10:57:46, skipping insertion in model container [2018-12-09 10:57:46,649 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:57:45" (2/3) ... [2018-12-09 10:57:46,650 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cac2855 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 10:57:46, skipping insertion in model container [2018-12-09 10:57:46,650 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 10:57:46" (3/3) ... [2018-12-09 10:57:46,651 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem16_label36_true-unreach-call.c [2018-12-09 10:57:46,657 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-09 10:57:46,662 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-09 10:57:46,672 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-09 10:57:46,695 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-09 10:57:46,695 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-09 10:57:46,695 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-09 10:57:46,695 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 10:57:46,695 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 10:57:46,696 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-09 10:57:46,696 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 10:57:46,696 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-09 10:57:46,717 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states. [2018-12-09 10:57:46,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-12-09 10:57:46,723 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 10:57:46,723 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 10:57:46,724 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 10:57:46,727 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 10:57:46,728 INFO L82 PathProgramCache]: Analyzing trace with hash -1949415187, now seen corresponding path program 1 times [2018-12-09 10:57:46,729 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 10:57:46,757 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 10:57:46,757 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 10:57:46,757 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 10:57:46,757 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 10:57:46,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:57:46,885 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:57:46,887 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 10:57:46,887 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 10:57:46,887 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 10:57:46,891 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 10:57:46,898 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 10:57:46,899 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 10:57:46,900 INFO L87 Difference]: Start difference. First operand 409 states. Second operand 3 states. [2018-12-09 10:57:47,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 10:57:47,974 INFO L93 Difference]: Finished difference Result 1153 states and 2141 transitions. [2018-12-09 10:57:47,974 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 10:57:47,975 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 42 [2018-12-09 10:57:47,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 10:57:47,988 INFO L225 Difference]: With dead ends: 1153 [2018-12-09 10:57:47,989 INFO L226 Difference]: Without dead ends: 682 [2018-12-09 10:57:47,994 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 [2018-12-09 10:57:48,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 682 states. [2018-12-09 10:57:48,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 682 to 682. [2018-12-09 10:57:48,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 682 states. [2018-12-09 10:57:48,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 682 states and 1166 transitions. [2018-12-09 10:57:48,058 INFO L78 Accepts]: Start accepts. Automaton has 682 states and 1166 transitions. Word has length 42 [2018-12-09 10:57:48,058 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 10:57:48,058 INFO L480 AbstractCegarLoop]: Abstraction has 682 states and 1166 transitions. [2018-12-09 10:57:48,058 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 10:57:48,058 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 1166 transitions. [2018-12-09 10:57:48,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-12-09 10:57:48,062 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 10:57:48,062 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, 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] [2018-12-09 10:57:48,063 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 10:57:48,063 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 10:57:48,063 INFO L82 PathProgramCache]: Analyzing trace with hash -299851275, now seen corresponding path program 1 times [2018-12-09 10:57:48,063 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 10:57:48,064 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 10:57:48,064 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 10:57:48,064 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 10:57:48,064 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 10:57:48,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:57:48,185 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:57:48,185 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 10:57:48,186 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-09 10:57:48,186 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 10:57:48,187 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 10:57:48,187 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 10:57:48,187 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-09 10:57:48,187 INFO L87 Difference]: Start difference. First operand 682 states and 1166 transitions. Second operand 6 states. [2018-12-09 10:57:49,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 10:57:49,411 INFO L93 Difference]: Finished difference Result 1733 states and 2953 transitions. [2018-12-09 10:57:49,412 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-09 10:57:49,412 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 149 [2018-12-09 10:57:49,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 10:57:49,416 INFO L225 Difference]: With dead ends: 1733 [2018-12-09 10:57:49,416 INFO L226 Difference]: Without dead ends: 1057 [2018-12-09 10:57:49,418 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 [2018-12-09 10:57:49,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1057 states. [2018-12-09 10:57:49,437 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1057 to 1039. [2018-12-09 10:57:49,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1039 states. [2018-12-09 10:57:49,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 1039 states and 1701 transitions. [2018-12-09 10:57:49,439 INFO L78 Accepts]: Start accepts. Automaton has 1039 states and 1701 transitions. Word has length 149 [2018-12-09 10:57:49,440 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 10:57:49,440 INFO L480 AbstractCegarLoop]: Abstraction has 1039 states and 1701 transitions. [2018-12-09 10:57:49,440 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 10:57:49,440 INFO L276 IsEmpty]: Start isEmpty. Operand 1039 states and 1701 transitions. [2018-12-09 10:57:49,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-12-09 10:57:49,441 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 10:57:49,442 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, 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] [2018-12-09 10:57:49,442 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 10:57:49,442 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 10:57:49,442 INFO L82 PathProgramCache]: Analyzing trace with hash 1372793628, now seen corresponding path program 1 times [2018-12-09 10:57:49,442 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 10:57:49,443 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 10:57:49,443 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 10:57:49,443 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 10:57:49,443 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 10:57:49,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:57:49,535 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:57:49,535 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 10:57:49,535 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-09 10:57:49,535 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 10:57:49,535 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 10:57:49,536 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 10:57:49,536 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-09 10:57:49,536 INFO L87 Difference]: Start difference. First operand 1039 states and 1701 transitions. Second operand 6 states. [2018-12-09 10:57:50,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 10:57:50,793 INFO L93 Difference]: Finished difference Result 3130 states and 5158 transitions. [2018-12-09 10:57:50,794 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-09 10:57:50,794 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 152 [2018-12-09 10:57:50,794 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 10:57:50,799 INFO L225 Difference]: With dead ends: 3130 [2018-12-09 10:57:50,799 INFO L226 Difference]: Without dead ends: 2097 [2018-12-09 10:57:50,801 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 [2018-12-09 10:57:50,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2097 states. [2018-12-09 10:57:50,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2097 to 2081. [2018-12-09 10:57:50,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2081 states. [2018-12-09 10:57:50,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2081 states to 2081 states and 3125 transitions. [2018-12-09 10:57:50,828 INFO L78 Accepts]: Start accepts. Automaton has 2081 states and 3125 transitions. Word has length 152 [2018-12-09 10:57:50,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 10:57:50,829 INFO L480 AbstractCegarLoop]: Abstraction has 2081 states and 3125 transitions. [2018-12-09 10:57:50,829 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 10:57:50,829 INFO L276 IsEmpty]: Start isEmpty. Operand 2081 states and 3125 transitions. [2018-12-09 10:57:50,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-12-09 10:57:50,831 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 10:57:50,831 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 10:57:50,832 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 10:57:50,832 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 10:57:50,832 INFO L82 PathProgramCache]: Analyzing trace with hash -1534192236, now seen corresponding path program 1 times [2018-12-09 10:57:50,832 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 10:57:50,832 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 10:57:50,832 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 10:57:50,832 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 10:57:50,833 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 10:57:50,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:57:50,943 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 70 proven. 106 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-09 10:57:50,943 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 10:57:50,943 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 10:57:50,944 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 268 with the following transitions: [2018-12-09 10:57:50,945 INFO L205 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [423], [425], [428], [436], [444], [452], [460], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [837], [841], [845], [849], [853], [856], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-12-09 10:57:50,971 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 10:57:50,971 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 10:57:51,187 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-09 10:57:51,188 INFO L272 AbstractInterpreter]: Visited 120 different actions 120 times. Never merged. Never widened. Performed 1099 root evaluator evaluations with a maximum evaluation depth of 3. Performed 1099 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Never found a fixpoint. Largest state had 24 variables. [2018-12-09 10:57:51,193 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 10:57:51,193 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-09 10:57:51,516 INFO L227 lantSequenceWeakener]: Weakened 258 states. On average, predicates are now at 77.7% of their original sizes. [2018-12-09 10:57:51,516 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-09 10:57:51,531 INFO L418 sIntCurrentIteration]: We unified 266 AI predicates to 266 [2018-12-09 10:57:51,531 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-09 10:57:51,532 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-09 10:57:51,532 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 10 [2018-12-09 10:57:51,532 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 10:57:51,532 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 10:57:51,532 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 10:57:51,532 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-09 10:57:51,533 INFO L87 Difference]: Start difference. First operand 2081 states and 3125 transitions. Second operand 6 states. [2018-12-09 10:58:11,816 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 10:58:11,817 INFO L93 Difference]: Finished difference Result 4494 states and 6706 transitions. [2018-12-09 10:58:11,817 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-09 10:58:11,817 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 267 [2018-12-09 10:58:11,817 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 10:58:11,821 INFO L225 Difference]: With dead ends: 4494 [2018-12-09 10:58:11,821 INFO L226 Difference]: Without dead ends: 2419 [2018-12-09 10:58:11,823 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 267 GetRequests, 262 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-12-09 10:58:11,825 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2419 states. [2018-12-09 10:58:11,848 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2419 to 2418. [2018-12-09 10:58:11,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2418 states. [2018-12-09 10:58:11,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2418 states to 2418 states and 3469 transitions. [2018-12-09 10:58:11,852 INFO L78 Accepts]: Start accepts. Automaton has 2418 states and 3469 transitions. Word has length 267 [2018-12-09 10:58:11,852 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 10:58:11,852 INFO L480 AbstractCegarLoop]: Abstraction has 2418 states and 3469 transitions. [2018-12-09 10:58:11,852 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 10:58:11,852 INFO L276 IsEmpty]: Start isEmpty. Operand 2418 states and 3469 transitions. [2018-12-09 10:58:11,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 359 [2018-12-09 10:58:11,855 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 10:58:11,855 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, 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, 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] [2018-12-09 10:58:11,855 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 10:58:11,856 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 10:58:11,856 INFO L82 PathProgramCache]: Analyzing trace with hash -1312905108, now seen corresponding path program 1 times [2018-12-09 10:58:11,856 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 10:58:11,856 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 10:58:11,856 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 10:58:11,856 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 10:58:11,856 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 10:58:11,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:58:11,991 INFO L134 CoverageAnalysis]: Checked inductivity of 397 backedges. 198 proven. 110 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-12-09 10:58:11,992 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 10:58:11,992 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 10:58:11,992 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 359 with the following transitions: [2018-12-09 10:58:11,992 INFO L205 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [423], [425], [428], [436], [444], [452], [460], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [760], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [837], [841], [845], [849], [853], [856], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-12-09 10:58:11,995 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 10:58:11,995 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 10:58:12,164 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-09 10:58:12,164 INFO L272 AbstractInterpreter]: Visited 124 different actions 359 times. Merged at 4 different actions 7 times. Never widened. Performed 3538 root evaluator evaluations with a maximum evaluation depth of 7. Performed 3538 inverse root evaluator evaluations with a maximum inverse evaluation depth of 7. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-12-09 10:58:12,167 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 10:58:12,168 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-09 10:58:12,391 INFO L227 lantSequenceWeakener]: Weakened 355 states. On average, predicates are now at 80.33% of their original sizes. [2018-12-09 10:58:12,392 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-09 10:58:12,433 INFO L418 sIntCurrentIteration]: We unified 357 AI predicates to 357 [2018-12-09 10:58:12,433 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-09 10:58:12,434 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-09 10:58:12,434 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [6] total 14 [2018-12-09 10:58:12,434 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 10:58:12,434 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-09 10:58:12,434 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-09 10:58:12,434 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-12-09 10:58:12,434 INFO L87 Difference]: Start difference. First operand 2418 states and 3469 transitions. Second operand 10 states. [2018-12-09 10:59:32,182 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 10:59:32,182 INFO L93 Difference]: Finished difference Result 5891 states and 8540 transitions. [2018-12-09 10:59:32,182 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-12-09 10:59:32,182 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 358 [2018-12-09 10:59:32,183 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 10:59:32,189 INFO L225 Difference]: With dead ends: 5891 [2018-12-09 10:59:32,190 INFO L226 Difference]: Without dead ends: 3816 [2018-12-09 10:59:32,192 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 367 GetRequests, 349 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=99, Invalid=281, Unknown=0, NotChecked=0, Total=380 [2018-12-09 10:59:32,194 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3816 states. [2018-12-09 10:59:32,234 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3816 to 3458. [2018-12-09 10:59:32,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3458 states. [2018-12-09 10:59:32,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3458 states to 3458 states and 4617 transitions. [2018-12-09 10:59:32,239 INFO L78 Accepts]: Start accepts. Automaton has 3458 states and 4617 transitions. Word has length 358 [2018-12-09 10:59:32,239 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 10:59:32,239 INFO L480 AbstractCegarLoop]: Abstraction has 3458 states and 4617 transitions. [2018-12-09 10:59:32,240 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-09 10:59:32,240 INFO L276 IsEmpty]: Start isEmpty. Operand 3458 states and 4617 transitions. [2018-12-09 10:59:32,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 507 [2018-12-09 10:59:32,245 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 10:59:32,246 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, 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, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 10:59:32,246 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 10:59:32,246 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 10:59:32,246 INFO L82 PathProgramCache]: Analyzing trace with hash 962280404, now seen corresponding path program 1 times [2018-12-09 10:59:32,246 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 10:59:32,247 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 10:59:32,247 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 10:59:32,247 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 10:59:32,247 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 10:59:32,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:59:32,747 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 213 proven. 123 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-09 10:59:32,748 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 10:59:32,748 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 10:59:32,748 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 507 with the following transitions: [2018-12-09 10:59:32,748 INFO L205 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [423], [425], [428], [436], [444], [452], [460], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [837], [841], [845], [849], [853], [856], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-12-09 10:59:32,752 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 10:59:32,752 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 10:59:32,943 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-09 10:59:32,943 INFO L272 AbstractInterpreter]: Visited 248 different actions 490 times. Merged at 4 different actions 4 times. Never widened. Performed 5201 root evaluator evaluations with a maximum evaluation depth of 10. Performed 5201 inverse root evaluator evaluations with a maximum inverse evaluation depth of 10. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-12-09 10:59:32,945 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 10:59:32,945 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-09 10:59:33,222 INFO L227 lantSequenceWeakener]: Weakened 503 states. On average, predicates are now at 77.53% of their original sizes. [2018-12-09 10:59:33,222 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-09 10:59:33,284 INFO L418 sIntCurrentIteration]: We unified 505 AI predicates to 505 [2018-12-09 10:59:33,284 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-09 10:59:33,284 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-09 10:59:33,284 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [8] total 16 [2018-12-09 10:59:33,284 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 10:59:33,285 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-09 10:59:33,285 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-09 10:59:33,285 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-12-09 10:59:33,285 INFO L87 Difference]: Start difference. First operand 3458 states and 4617 transitions. Second operand 10 states. [2018-12-09 11:00:50,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 11:00:50,509 INFO L93 Difference]: Finished difference Result 6914 states and 9354 transitions. [2018-12-09 11:00:50,509 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-12-09 11:00:50,510 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 506 [2018-12-09 11:00:50,510 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 11:00:50,517 INFO L225 Difference]: With dead ends: 6914 [2018-12-09 11:00:50,517 INFO L226 Difference]: Without dead ends: 3799 [2018-12-09 11:00:50,520 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 513 GetRequests, 497 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=84, Invalid=222, Unknown=0, NotChecked=0, Total=306 [2018-12-09 11:00:50,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3799 states. [2018-12-09 11:00:50,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3799 to 3797. [2018-12-09 11:00:50,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3797 states. [2018-12-09 11:00:50,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3797 states to 3797 states and 4972 transitions. [2018-12-09 11:00:50,578 INFO L78 Accepts]: Start accepts. Automaton has 3797 states and 4972 transitions. Word has length 506 [2018-12-09 11:00:50,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 11:00:50,578 INFO L480 AbstractCegarLoop]: Abstraction has 3797 states and 4972 transitions. [2018-12-09 11:00:50,578 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-09 11:00:50,578 INFO L276 IsEmpty]: Start isEmpty. Operand 3797 states and 4972 transitions. [2018-12-09 11:00:50,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 598 [2018-12-09 11:00:50,586 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 11:00:50,586 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, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 11:00:50,586 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 11:00:50,586 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 11:00:50,587 INFO L82 PathProgramCache]: Analyzing trace with hash 2080718332, now seen corresponding path program 1 times [2018-12-09 11:00:50,587 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 11:00:50,587 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 11:00:50,587 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 11:00:50,587 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 11:00:50,587 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 11:00:50,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 11:00:51,330 INFO L134 CoverageAnalysis]: Checked inductivity of 748 backedges. 237 proven. 223 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2018-12-09 11:00:51,331 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 11:00:51,331 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 11:00:51,331 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 598 with the following transitions: [2018-12-09 11:00:51,331 INFO L205 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [423], [425], [428], [436], [444], [452], [460], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [760], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [837], [841], [845], [849], [853], [856], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-12-09 11:00:51,335 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 11:00:51,335 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 11:00:51,777 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 11:00:51,777 INFO L272 AbstractInterpreter]: Visited 250 different actions 1240 times. Merged at 8 different actions 33 times. Never widened. Performed 15024 root evaluator evaluations with a maximum evaluation depth of 17. Performed 15024 inverse root evaluator evaluations with a maximum inverse evaluation depth of 17. Found 9 fixpoints after 2 different actions. Largest state had 24 variables. [2018-12-09 11:00:51,779 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 11:00:51,779 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 11:00:51,780 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 11:00:51,780 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6ba0d7c0-4112-43db-b9c9-9d079d01a260/bin-2019/utaipan/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 [2018-12-09 11:00:51,786 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 11:00:51,786 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 11:00:51,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 11:00:51,872 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 11:00:52,039 INFO L134 CoverageAnalysis]: Checked inductivity of 748 backedges. 564 proven. 2 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2018-12-09 11:00:52,039 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 11:00:52,337 INFO L134 CoverageAnalysis]: Checked inductivity of 748 backedges. 237 proven. 223 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2018-12-09 11:00:52,352 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-09 11:00:52,352 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 5, 5] total 18 [2018-12-09 11:00:52,353 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-09 11:00:52,353 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-12-09 11:00:52,353 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-12-09 11:00:52,354 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=240, Unknown=0, NotChecked=0, Total=306 [2018-12-09 11:00:52,354 INFO L87 Difference]: Start difference. First operand 3797 states and 4972 transitions. Second operand 15 states. [2018-12-09 11:00:56,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 11:00:56,932 INFO L93 Difference]: Finished difference Result 7883 states and 10624 transitions. [2018-12-09 11:00:56,932 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2018-12-09 11:00:56,932 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 597 [2018-12-09 11:00:56,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 11:00:56,939 INFO L225 Difference]: With dead ends: 7883 [2018-12-09 11:00:56,939 INFO L226 Difference]: Without dead ends: 4229 [2018-12-09 11:00:56,945 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1266 GetRequests, 1214 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 770 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=629, Invalid=2233, Unknown=0, NotChecked=0, Total=2862 [2018-12-09 11:00:56,949 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4229 states. [2018-12-09 11:00:56,997 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4229 to 3458. [2018-12-09 11:00:56,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3458 states. [2018-12-09 11:00:57,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3458 states to 3458 states and 3819 transitions. [2018-12-09 11:00:57,001 INFO L78 Accepts]: Start accepts. Automaton has 3458 states and 3819 transitions. Word has length 597 [2018-12-09 11:00:57,001 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 11:00:57,001 INFO L480 AbstractCegarLoop]: Abstraction has 3458 states and 3819 transitions. [2018-12-09 11:00:57,001 INFO L481 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-12-09 11:00:57,001 INFO L276 IsEmpty]: Start isEmpty. Operand 3458 states and 3819 transitions. [2018-12-09 11:00:57,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 615 [2018-12-09 11:00:57,009 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 11:00:57,010 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, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 11:00:57,010 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 11:00:57,010 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 11:00:57,010 INFO L82 PathProgramCache]: Analyzing trace with hash 201074849, now seen corresponding path program 1 times [2018-12-09 11:00:57,010 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 11:00:57,011 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 11:00:57,011 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 11:00:57,011 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 11:00:57,011 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 11:00:57,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 11:00:57,283 INFO L134 CoverageAnalysis]: Checked inductivity of 775 backedges. 150 proven. 389 refuted. 0 times theorem prover too weak. 236 trivial. 0 not checked. [2018-12-09 11:00:57,283 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 11:00:57,283 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 11:00:57,284 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 615 with the following transitions: [2018-12-09 11:00:57,284 INFO L205 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [423], [425], [428], [436], [444], [452], [460], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [796], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [837], [841], [845], [849], [853], [856], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1384], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-12-09 11:00:57,286 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 11:00:57,286 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 11:00:57,519 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-09 11:00:57,519 INFO L272 AbstractInterpreter]: Visited 257 different actions 763 times. Merged at 6 different actions 12 times. Never widened. Performed 8957 root evaluator evaluations with a maximum evaluation depth of 10. Performed 8957 inverse root evaluator evaluations with a maximum inverse evaluation depth of 10. Found 3 fixpoints after 2 different actions. Largest state had 24 variables. [2018-12-09 11:00:57,520 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 11:00:57,520 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-09 11:00:57,832 INFO L227 lantSequenceWeakener]: Weakened 611 states. On average, predicates are now at 80.23% of their original sizes. [2018-12-09 11:00:57,832 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-09 11:00:57,865 INFO L418 sIntCurrentIteration]: We unified 613 AI predicates to 613 [2018-12-09 11:00:57,865 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-09 11:00:57,865 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-09 11:00:57,865 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [6] total 13 [2018-12-09 11:00:57,865 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 11:00:57,866 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-09 11:00:57,866 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-09 11:00:57,866 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-12-09 11:00:57,866 INFO L87 Difference]: Start difference. First operand 3458 states and 3819 transitions. Second operand 9 states. [2018-12-09 11:02:17,904 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 11:02:17,904 INFO L93 Difference]: Finished difference Result 6941 states and 7731 transitions. [2018-12-09 11:02:17,905 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-12-09 11:02:17,905 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 614 [2018-12-09 11:02:17,905 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 11:02:17,910 INFO L225 Difference]: With dead ends: 6941 [2018-12-09 11:02:17,910 INFO L226 Difference]: Without dead ends: 4165 [2018-12-09 11:02:17,912 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 620 GetRequests, 606 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=62, Invalid=178, Unknown=0, NotChecked=0, Total=240 [2018-12-09 11:02:17,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4165 states. [2018-12-09 11:02:17,957 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4165 to 3475. [2018-12-09 11:02:17,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3475 states. [2018-12-09 11:02:17,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3475 states to 3475 states and 3813 transitions. [2018-12-09 11:02:17,961 INFO L78 Accepts]: Start accepts. Automaton has 3475 states and 3813 transitions. Word has length 614 [2018-12-09 11:02:17,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 11:02:17,961 INFO L480 AbstractCegarLoop]: Abstraction has 3475 states and 3813 transitions. [2018-12-09 11:02:17,961 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-09 11:02:17,961 INFO L276 IsEmpty]: Start isEmpty. Operand 3475 states and 3813 transitions. [2018-12-09 11:02:17,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 744 [2018-12-09 11:02:17,965 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 11:02:17,966 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, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 11:02:17,966 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 11:02:17,966 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 11:02:17,966 INFO L82 PathProgramCache]: Analyzing trace with hash 1194708267, now seen corresponding path program 1 times [2018-12-09 11:02:17,966 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 11:02:17,967 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 11:02:17,967 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 11:02:17,967 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 11:02:17,967 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 11:02:17,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 11:02:18,655 INFO L134 CoverageAnalysis]: Checked inductivity of 1264 backedges. 422 proven. 511 refuted. 0 times theorem prover too weak. 331 trivial. 0 not checked. [2018-12-09 11:02:18,655 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 11:02:18,655 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 11:02:18,655 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 744 with the following transitions: [2018-12-09 11:02:18,655 INFO L205 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [423], [425], [428], [436], [444], [452], [460], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [796], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [837], [841], [845], [849], [853], [856], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1384], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-12-09 11:02:18,657 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 11:02:18,658 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 11:02:19,167 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 11:02:19,167 INFO L272 AbstractInterpreter]: Visited 259 different actions 1291 times. Merged at 9 different actions 39 times. Widened at 1 different actions 1 times. Performed 15779 root evaluator evaluations with a maximum evaluation depth of 18. Performed 15779 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 11 fixpoints after 3 different actions. Largest state had 24 variables. [2018-12-09 11:02:19,168 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 11:02:19,169 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 11:02:19,169 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 11:02:19,169 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6ba0d7c0-4112-43db-b9c9-9d079d01a260/bin-2019/utaipan/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 [2018-12-09 11:02:19,174 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 11:02:19,174 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 11:02:19,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 11:02:19,258 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 11:02:19,413 INFO L134 CoverageAnalysis]: Checked inductivity of 1264 backedges. 903 proven. 2 refuted. 0 times theorem prover too weak. 359 trivial. 0 not checked. [2018-12-09 11:02:19,413 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 11:02:19,626 INFO L134 CoverageAnalysis]: Checked inductivity of 1264 backedges. 521 proven. 110 refuted. 0 times theorem prover too weak. 633 trivial. 0 not checked. [2018-12-09 11:02:19,641 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-09 11:02:19,642 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 5, 5] total 17 [2018-12-09 11:02:19,642 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-09 11:02:19,642 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-12-09 11:02:19,642 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-12-09 11:02:19,643 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=210, Unknown=0, NotChecked=0, Total=272 [2018-12-09 11:02:19,643 INFO L87 Difference]: Start difference. First operand 3475 states and 3813 transitions. Second operand 15 states. [2018-12-09 11:02:23,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 11:02:23,079 INFO L93 Difference]: Finished difference Result 8749 states and 9850 transitions. [2018-12-09 11:02:23,080 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2018-12-09 11:02:23,080 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 743 [2018-12-09 11:02:23,080 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 11:02:23,089 INFO L225 Difference]: With dead ends: 8749 [2018-12-09 11:02:23,089 INFO L226 Difference]: Without dead ends: 5956 [2018-12-09 11:02:23,093 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1573 GetRequests, 1516 SyntacticMatches, 2 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 921 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=628, Invalid=2564, Unknown=0, NotChecked=0, Total=3192 [2018-12-09 11:02:23,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5956 states. [2018-12-09 11:02:23,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5956 to 5194. [2018-12-09 11:02:23,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5194 states. [2018-12-09 11:02:23,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5194 states to 5194 states and 5687 transitions. [2018-12-09 11:02:23,151 INFO L78 Accepts]: Start accepts. Automaton has 5194 states and 5687 transitions. Word has length 743 [2018-12-09 11:02:23,152 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 11:02:23,152 INFO L480 AbstractCegarLoop]: Abstraction has 5194 states and 5687 transitions. [2018-12-09 11:02:23,152 INFO L481 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-12-09 11:02:23,152 INFO L276 IsEmpty]: Start isEmpty. Operand 5194 states and 5687 transitions. [2018-12-09 11:02:23,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1324 [2018-12-09 11:02:23,169 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 11:02:23,169 INFO L402 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 11:02:23,170 INFO L423 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 11:02:23,170 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 11:02:23,170 INFO L82 PathProgramCache]: Analyzing trace with hash 1357718266, now seen corresponding path program 1 times [2018-12-09 11:02:23,170 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 11:02:23,171 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 11:02:23,171 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 11:02:23,171 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 11:02:23,171 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 11:02:23,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 11:02:23,892 INFO L134 CoverageAnalysis]: Checked inductivity of 3625 backedges. 749 proven. 336 refuted. 0 times theorem prover too weak. 2540 trivial. 0 not checked. [2018-12-09 11:02:23,892 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 11:02:23,892 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 11:02:23,892 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 1324 with the following transitions: [2018-12-09 11:02:23,892 INFO L205 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [423], [425], [428], [436], [444], [452], [460], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [672], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [837], [841], [845], [849], [853], [856], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [964], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1288], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1412], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-12-09 11:02:23,894 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 11:02:23,894 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 11:02:24,360 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 11:02:24,360 INFO L272 AbstractInterpreter]: Visited 269 different actions 1083 times. Merged at 11 different actions 39 times. Widened at 1 different actions 1 times. Performed 12902 root evaluator evaluations with a maximum evaluation depth of 18. Performed 12902 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 14 fixpoints after 5 different actions. Largest state had 24 variables. [2018-12-09 11:02:24,363 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 11:02:24,363 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 11:02:24,364 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 11:02:24,364 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6ba0d7c0-4112-43db-b9c9-9d079d01a260/bin-2019/utaipan/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 [2018-12-09 11:02:24,370 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 11:02:24,370 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 11:02:24,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 11:02:24,525 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 11:02:24,976 INFO L134 CoverageAnalysis]: Checked inductivity of 3625 backedges. 2474 proven. 2 refuted. 0 times theorem prover too weak. 1149 trivial. 0 not checked. [2018-12-09 11:02:24,976 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 11:02:25,487 INFO L134 CoverageAnalysis]: Checked inductivity of 3625 backedges. 749 proven. 336 refuted. 0 times theorem prover too weak. 2540 trivial. 0 not checked. [2018-12-09 11:02:25,503 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-09 11:02:25,503 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 10 [2018-12-09 11:02:25,503 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-09 11:02:25,504 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-09 11:02:25,504 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-09 11:02:25,504 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2018-12-09 11:02:25,504 INFO L87 Difference]: Start difference. First operand 5194 states and 5687 transitions. Second operand 9 states. [2018-12-09 11:02:26,864 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 11:02:26,865 INFO L93 Difference]: Finished difference Result 11444 states and 12731 transitions. [2018-12-09 11:02:26,865 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-12-09 11:02:26,865 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 1323 [2018-12-09 11:02:26,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 11:02:26,875 INFO L225 Difference]: With dead ends: 11444 [2018-12-09 11:02:26,875 INFO L226 Difference]: Without dead ends: 6932 [2018-12-09 11:02:26,880 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2663 GetRequests, 2647 SyntacticMatches, 2 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=82, Invalid=158, Unknown=0, NotChecked=0, Total=240 [2018-12-09 11:02:26,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6932 states. [2018-12-09 11:02:26,932 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6932 to 6564. [2018-12-09 11:02:26,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6564 states. [2018-12-09 11:02:26,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6564 states to 6564 states and 7130 transitions. [2018-12-09 11:02:26,937 INFO L78 Accepts]: Start accepts. Automaton has 6564 states and 7130 transitions. Word has length 1323 [2018-12-09 11:02:26,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 11:02:26,938 INFO L480 AbstractCegarLoop]: Abstraction has 6564 states and 7130 transitions. [2018-12-09 11:02:26,938 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-09 11:02:26,938 INFO L276 IsEmpty]: Start isEmpty. Operand 6564 states and 7130 transitions. [2018-12-09 11:02:26,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1461 [2018-12-09 11:02:26,950 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 11:02:26,951 INFO L402 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-12-09 11:02:26,951 INFO L423 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 11:02:26,951 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 11:02:26,951 INFO L82 PathProgramCache]: Analyzing trace with hash 537516568, now seen corresponding path program 1 times [2018-12-09 11:02:26,952 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 11:02:26,952 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 11:02:26,952 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 11:02:26,952 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 11:02:26,952 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 11:02:27,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 11:02:27,710 INFO L134 CoverageAnalysis]: Checked inductivity of 4726 backedges. 983 proven. 390 refuted. 0 times theorem prover too weak. 3353 trivial. 0 not checked. [2018-12-09 11:02:27,710 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 11:02:27,710 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 11:02:27,710 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 1461 with the following transitions: [2018-12-09 11:02:27,710 INFO L205 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [423], [425], [428], [436], [444], [452], [460], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [676], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [837], [841], [845], [849], [853], [856], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [964], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1096], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1256], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1288], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-12-09 11:02:27,713 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 11:02:27,713 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 11:02:28,256 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 11:02:28,257 INFO L272 AbstractInterpreter]: Visited 255 different actions 1028 times. Merged at 12 different actions 40 times. Widened at 1 different actions 1 times. Performed 12049 root evaluator evaluations with a maximum evaluation depth of 18. Performed 12049 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 15 fixpoints after 7 different actions. Largest state had 24 variables. [2018-12-09 11:02:28,258 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 11:02:28,258 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 11:02:28,258 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 11:02:28,258 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6ba0d7c0-4112-43db-b9c9-9d079d01a260/bin-2019/utaipan/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 [2018-12-09 11:02:28,263 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 11:02:28,264 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 11:02:28,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 11:02:28,411 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 11:02:28,944 INFO L134 CoverageAnalysis]: Checked inductivity of 4726 backedges. 3127 proven. 2 refuted. 0 times theorem prover too weak. 1597 trivial. 0 not checked. [2018-12-09 11:02:28,944 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 11:02:29,565 INFO L134 CoverageAnalysis]: Checked inductivity of 4726 backedges. 983 proven. 390 refuted. 0 times theorem prover too weak. 3353 trivial. 0 not checked. [2018-12-09 11:02:29,581 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-09 11:02:29,581 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 10 [2018-12-09 11:02:29,581 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-09 11:02:29,582 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-09 11:02:29,582 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-09 11:02:29,582 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2018-12-09 11:02:29,582 INFO L87 Difference]: Start difference. First operand 6564 states and 7130 transitions. Second operand 9 states. [2018-12-09 11:02:31,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 11:02:31,759 INFO L93 Difference]: Finished difference Result 15001 states and 17109 transitions. [2018-12-09 11:02:31,759 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-12-09 11:02:31,760 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 1460 [2018-12-09 11:02:31,760 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 11:02:31,775 INFO L225 Difference]: With dead ends: 15001 [2018-12-09 11:02:31,775 INFO L226 Difference]: Without dead ends: 9119 [2018-12-09 11:02:31,782 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2948 GetRequests, 2926 SyntacticMatches, 2 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=145, Invalid=317, Unknown=0, NotChecked=0, Total=462 [2018-12-09 11:02:31,788 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9119 states. [2018-12-09 11:02:31,862 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9119 to 9073. [2018-12-09 11:02:31,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9073 states. [2018-12-09 11:02:31,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9073 states to 9073 states and 10037 transitions. [2018-12-09 11:02:31,873 INFO L78 Accepts]: Start accepts. Automaton has 9073 states and 10037 transitions. Word has length 1460 [2018-12-09 11:02:31,873 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 11:02:31,873 INFO L480 AbstractCegarLoop]: Abstraction has 9073 states and 10037 transitions. [2018-12-09 11:02:31,874 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-09 11:02:31,874 INFO L276 IsEmpty]: Start isEmpty. Operand 9073 states and 10037 transitions. [2018-12-09 11:02:31,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1471 [2018-12-09 11:02:31,891 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 11:02:31,891 INFO L402 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 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, 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, 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] [2018-12-09 11:02:31,891 INFO L423 AbstractCegarLoop]: === Iteration 12 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 11:02:31,892 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 11:02:31,892 INFO L82 PathProgramCache]: Analyzing trace with hash -883449833, now seen corresponding path program 1 times [2018-12-09 11:02:31,892 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 11:02:31,892 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 11:02:31,892 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 11:02:31,892 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 11:02:31,892 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 11:02:31,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 11:02:32,658 INFO L134 CoverageAnalysis]: Checked inductivity of 4472 backedges. 890 proven. 390 refuted. 0 times theorem prover too weak. 3192 trivial. 0 not checked. [2018-12-09 11:02:32,658 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 11:02:32,658 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 11:02:32,658 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 1471 with the following transitions: [2018-12-09 11:02:32,659 INFO L205 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [423], [425], [428], [436], [444], [452], [460], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [964], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1096], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1176], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1256], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1288], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-12-09 11:02:32,660 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 11:02:32,661 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 11:02:33,282 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 11:02:33,283 INFO L272 AbstractInterpreter]: Visited 254 different actions 1013 times. Merged at 11 different actions 29 times. Never widened. Performed 11917 root evaluator evaluations with a maximum evaluation depth of 18. Performed 11917 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 13 fixpoints after 7 different actions. Largest state had 24 variables. [2018-12-09 11:02:33,284 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 11:02:33,284 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 11:02:33,284 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 11:02:33,284 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6ba0d7c0-4112-43db-b9c9-9d079d01a260/bin-2019/utaipan/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 [2018-12-09 11:02:33,290 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 11:02:33,290 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 11:02:33,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 11:02:33,443 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 11:02:33,935 INFO L134 CoverageAnalysis]: Checked inductivity of 4472 backedges. 2976 proven. 2 refuted. 0 times theorem prover too weak. 1494 trivial. 0 not checked. [2018-12-09 11:02:33,935 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 11:02:34,574 INFO L134 CoverageAnalysis]: Checked inductivity of 4472 backedges. 890 proven. 390 refuted. 0 times theorem prover too weak. 3192 trivial. 0 not checked. [2018-12-09 11:02:34,589 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-09 11:02:34,590 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5, 5] total 11 [2018-12-09 11:02:34,590 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-09 11:02:34,592 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-09 11:02:34,592 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-09 11:02:34,592 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2018-12-09 11:02:34,592 INFO L87 Difference]: Start difference. First operand 9073 states and 10037 transitions. Second operand 10 states. [2018-12-09 11:02:35,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 11:02:35,895 INFO L93 Difference]: Finished difference Result 17057 states and 18884 transitions. [2018-12-09 11:02:35,896 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-12-09 11:02:35,896 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 1470 [2018-12-09 11:02:35,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 11:02:35,909 INFO L225 Difference]: With dead ends: 17057 [2018-12-09 11:02:35,910 INFO L226 Difference]: Without dead ends: 9003 [2018-12-09 11:02:35,920 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2971 GetRequests, 2947 SyntacticMatches, 4 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=139, Invalid=323, Unknown=0, NotChecked=0, Total=462 [2018-12-09 11:02:35,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9003 states. [2018-12-09 11:02:35,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9003 to 8640. [2018-12-09 11:02:35,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8640 states. [2018-12-09 11:02:35,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8640 states to 8640 states and 9300 transitions. [2018-12-09 11:02:35,991 INFO L78 Accepts]: Start accepts. Automaton has 8640 states and 9300 transitions. Word has length 1470 [2018-12-09 11:02:35,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 11:02:35,992 INFO L480 AbstractCegarLoop]: Abstraction has 8640 states and 9300 transitions. [2018-12-09 11:02:35,992 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-09 11:02:35,992 INFO L276 IsEmpty]: Start isEmpty. Operand 8640 states and 9300 transitions. [2018-12-09 11:02:36,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1489 [2018-12-09 11:02:36,005 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 11:02:36,005 INFO L402 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 11:02:36,005 INFO L423 AbstractCegarLoop]: === Iteration 13 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 11:02:36,006 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 11:02:36,006 INFO L82 PathProgramCache]: Analyzing trace with hash 1852455102, now seen corresponding path program 1 times [2018-12-09 11:02:36,006 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 11:02:36,006 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 11:02:36,006 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 11:02:36,006 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 11:02:36,006 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 11:02:36,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 11:02:36,857 INFO L134 CoverageAnalysis]: Checked inductivity of 4875 backedges. 1453 proven. 2 refuted. 0 times theorem prover too weak. 3420 trivial. 0 not checked. [2018-12-09 11:02:36,857 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 11:02:36,857 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 11:02:36,857 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 1489 with the following transitions: [2018-12-09 11:02:36,857 INFO L205 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [423], [425], [428], [436], [444], [452], [460], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [672], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [964], [965], [969], [972], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1096], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1256], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1288], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-12-09 11:02:36,859 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 11:02:36,859 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 11:02:37,379 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 11:02:37,379 INFO L272 AbstractInterpreter]: Visited 255 different actions 1028 times. Merged at 12 different actions 40 times. Never widened. Performed 12011 root evaluator evaluations with a maximum evaluation depth of 18. Performed 12011 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 15 fixpoints after 5 different actions. Largest state had 24 variables. [2018-12-09 11:02:37,381 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 11:02:37,381 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 11:02:37,381 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 11:02:37,381 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6ba0d7c0-4112-43db-b9c9-9d079d01a260/bin-2019/utaipan/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 [2018-12-09 11:02:37,387 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 11:02:37,387 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 11:02:37,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 11:02:37,535 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 11:02:38,084 INFO L134 CoverageAnalysis]: Checked inductivity of 4875 backedges. 1453 proven. 2 refuted. 0 times theorem prover too weak. 3420 trivial. 0 not checked. [2018-12-09 11:02:38,084 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 11:02:38,710 INFO L134 CoverageAnalysis]: Checked inductivity of 4875 backedges. 1453 proven. 2 refuted. 0 times theorem prover too weak. 3420 trivial. 0 not checked. [2018-12-09 11:02:38,726 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-09 11:02:38,726 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5, 5] total 11 [2018-12-09 11:02:38,726 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-09 11:02:38,727 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-09 11:02:38,727 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-09 11:02:38,727 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2018-12-09 11:02:38,727 INFO L87 Difference]: Start difference. First operand 8640 states and 9300 transitions. Second operand 10 states. [2018-12-09 11:02:40,609 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 11:02:40,609 INFO L93 Difference]: Finished difference Result 17962 states and 19369 transitions. [2018-12-09 11:02:40,610 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-12-09 11:02:40,610 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 1488 [2018-12-09 11:02:40,611 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 11:02:40,623 INFO L225 Difference]: With dead ends: 17962 [2018-12-09 11:02:40,623 INFO L226 Difference]: Without dead ends: 9665 [2018-12-09 11:02:40,631 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2997 GetRequests, 2978 SyntacticMatches, 4 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=92, Invalid=180, Unknown=0, NotChecked=0, Total=272 [2018-12-09 11:02:40,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9665 states. [2018-12-09 11:02:40,697 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9665 to 9663. [2018-12-09 11:02:40,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9663 states. [2018-12-09 11:02:40,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9663 states to 9663 states and 10209 transitions. [2018-12-09 11:02:40,704 INFO L78 Accepts]: Start accepts. Automaton has 9663 states and 10209 transitions. Word has length 1488 [2018-12-09 11:02:40,705 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 11:02:40,705 INFO L480 AbstractCegarLoop]: Abstraction has 9663 states and 10209 transitions. [2018-12-09 11:02:40,705 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-09 11:02:40,705 INFO L276 IsEmpty]: Start isEmpty. Operand 9663 states and 10209 transitions. [2018-12-09 11:02:40,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1592 [2018-12-09 11:02:40,720 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 11:02:40,720 INFO L402 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 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, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 11:02:40,720 INFO L423 AbstractCegarLoop]: === Iteration 14 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 11:02:40,720 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 11:02:40,721 INFO L82 PathProgramCache]: Analyzing trace with hash -770097534, now seen corresponding path program 1 times [2018-12-09 11:02:40,721 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 11:02:40,721 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 11:02:40,721 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 11:02:40,721 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 11:02:40,721 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 11:02:40,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 11:02:42,020 INFO L134 CoverageAnalysis]: Checked inductivity of 4557 backedges. 2582 proven. 705 refuted. 0 times theorem prover too weak. 1270 trivial. 0 not checked. [2018-12-09 11:02:42,020 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 11:02:42,020 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 11:02:42,020 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 1592 with the following transitions: [2018-12-09 11:02:42,021 INFO L205 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [423], [425], [428], [436], [444], [452], [460], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [680], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1056], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1176], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1288], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1412], [1413], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1445], [1449], [1453], [1457], [1461], [1465], [1469], [1473], [1477], [1481], [1485], [1488], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-12-09 11:02:42,023 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 11:02:42,023 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 11:02:42,851 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 11:02:42,851 INFO L272 AbstractInterpreter]: Visited 288 different actions 1152 times. Merged at 10 different actions 32 times. Widened at 1 different actions 1 times. Performed 13933 root evaluator evaluations with a maximum evaluation depth of 22. Performed 13933 inverse root evaluator evaluations with a maximum inverse evaluation depth of 22. Found 13 fixpoints after 7 different actions. Largest state had 24 variables. [2018-12-09 11:02:42,854 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 11:02:42,854 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 11:02:42,854 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 11:02:42,854 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6ba0d7c0-4112-43db-b9c9-9d079d01a260/bin-2019/utaipan/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 [2018-12-09 11:02:42,860 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 11:02:42,860 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 11:02:43,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 11:02:43,015 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 11:02:43,597 INFO L134 CoverageAnalysis]: Checked inductivity of 4557 backedges. 301 proven. 0 refuted. 0 times theorem prover too weak. 4256 trivial. 0 not checked. [2018-12-09 11:02:43,597 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 11:02:44,167 INFO L134 CoverageAnalysis]: Checked inductivity of 4557 backedges. 301 proven. 0 refuted. 0 times theorem prover too weak. 4256 trivial. 0 not checked. [2018-12-09 11:02:44,182 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-12-09 11:02:44,183 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [8] total 9 [2018-12-09 11:02:44,183 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 11:02:44,184 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 11:02:44,184 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 11:02:44,184 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2018-12-09 11:02:44,184 INFO L87 Difference]: Start difference. First operand 9663 states and 10209 transitions. Second operand 3 states. [2018-12-09 11:02:44,775 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 11:02:44,775 INFO L93 Difference]: Finished difference Result 18640 states and 19728 transitions. [2018-12-09 11:02:44,776 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 11:02:44,776 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1591 [2018-12-09 11:02:44,778 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 11:02:44,789 INFO L225 Difference]: With dead ends: 18640 [2018-12-09 11:02:44,789 INFO L226 Difference]: Without dead ends: 9659 [2018-12-09 11:02:44,797 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3201 GetRequests, 3187 SyntacticMatches, 7 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2018-12-09 11:02:44,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9659 states. [2018-12-09 11:02:44,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9659 to 9318. [2018-12-09 11:02:44,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9318 states. [2018-12-09 11:02:44,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9318 states to 9318 states and 9703 transitions. [2018-12-09 11:02:44,864 INFO L78 Accepts]: Start accepts. Automaton has 9318 states and 9703 transitions. Word has length 1591 [2018-12-09 11:02:44,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 11:02:44,865 INFO L480 AbstractCegarLoop]: Abstraction has 9318 states and 9703 transitions. [2018-12-09 11:02:44,865 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 11:02:44,865 INFO L276 IsEmpty]: Start isEmpty. Operand 9318 states and 9703 transitions. [2018-12-09 11:02:44,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1825 [2018-12-09 11:02:44,881 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 11:02:44,882 INFO L402 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 11:02:44,882 INFO L423 AbstractCegarLoop]: === Iteration 15 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 11:02:44,882 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 11:02:44,883 INFO L82 PathProgramCache]: Analyzing trace with hash 896220750, now seen corresponding path program 1 times [2018-12-09 11:02:44,883 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 11:02:44,883 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 11:02:44,883 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 11:02:44,883 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 11:02:44,884 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 11:02:44,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 11:02:46,649 INFO L134 CoverageAnalysis]: Checked inductivity of 6356 backedges. 1424 proven. 432 refuted. 0 times theorem prover too weak. 4500 trivial. 0 not checked. [2018-12-09 11:02:46,649 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 11:02:46,649 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 11:02:46,649 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 1825 with the following transitions: [2018-12-09 11:02:46,649 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [30], [34], [38], [42], [46], [50], [54], [58], [62], [66], [70], [74], [78], [82], [86], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [130], [134], [138], [142], [146], [150], [154], [158], [162], [166], [170], [173], [179], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [423], [425], [428], [436], [444], [452], [460], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [672], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [964], [965], [969], [972], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1096], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1256], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1288], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1445], [1449], [1453], [1457], [1461], [1465], [1469], [1473], [1477], [1481], [1485], [1489], [1493], [1497], [1501], [1505], [1509], [1513], [1517], [1521], [1525], [1529], [1533], [1537], [1541], [1545], [1549], [1551], [1552], [1556], [1565], [1569], [1571], [1576], [1577], [1578], [1579], [1580], [1582], [1583] [2018-12-09 11:02:46,652 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 11:02:46,652 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 11:02:47,323 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 11:02:47,323 INFO L272 AbstractInterpreter]: Visited 353 different actions 1408 times. Merged at 11 different actions 37 times. Widened at 1 different actions 1 times. Performed 17431 root evaluator evaluations with a maximum evaluation depth of 18. Performed 17431 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 16 fixpoints after 8 different actions. Largest state had 24 variables. [2018-12-09 11:02:47,324 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 11:02:47,325 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 11:02:47,325 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 11:02:47,325 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6ba0d7c0-4112-43db-b9c9-9d079d01a260/bin-2019/utaipan/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 [2018-12-09 11:02:47,331 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 11:02:47,331 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 11:02:47,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 11:02:47,514 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 11:02:48,459 INFO L134 CoverageAnalysis]: Checked inductivity of 6356 backedges. 4515 proven. 6 refuted. 0 times theorem prover too weak. 1835 trivial. 0 not checked. [2018-12-09 11:02:48,459 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 11:02:50,139 INFO L134 CoverageAnalysis]: Checked inductivity of 6356 backedges. 1563 proven. 852 refuted. 0 times theorem prover too weak. 3941 trivial. 0 not checked. [2018-12-09 11:02:50,155 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-09 11:02:50,155 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 8, 8] total 23 [2018-12-09 11:02:50,155 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-09 11:02:50,156 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-12-09 11:02:50,157 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-12-09 11:02:50,157 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=434, Unknown=0, NotChecked=0, Total=506 [2018-12-09 11:02:50,157 INFO L87 Difference]: Start difference. First operand 9318 states and 9703 transitions. Second operand 18 states. [2018-12-09 11:02:59,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 11:02:59,119 INFO L93 Difference]: Finished difference Result 21066 states and 22036 transitions. [2018-12-09 11:02:59,119 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2018-12-09 11:02:59,119 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 1824 [2018-12-09 11:02:59,120 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 11:02:59,120 INFO L225 Difference]: With dead ends: 21066 [2018-12-09 11:02:59,120 INFO L226 Difference]: Without dead ends: 0 [2018-12-09 11:02:59,134 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3751 GetRequests, 3681 SyntacticMatches, 3 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1156 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=713, Invalid=3979, Unknown=0, NotChecked=0, Total=4692 [2018-12-09 11:02:59,134 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-09 11:02:59,134 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-09 11:02:59,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-09 11:02:59,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-09 11:02:59,135 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1824 [2018-12-09 11:02:59,135 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 11:02:59,135 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-09 11:02:59,135 INFO L481 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-12-09 11:02:59,135 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-09 11:02:59,135 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 11:02:59,138 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-09 11:02:59,157 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 11:02:59,184 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 11:02:59,232 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 11:02:59,236 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 11:02:59,253 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 11:02:59,254 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 11:02:59,281 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 11:02:59,288 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 11:02:59,305 WARN L180 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 271 DAG size of output: 241 [2018-12-09 11:02:59,547 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 11:02:59,563 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 11:02:59,566 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 11:02:59,600 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 11:02:59,605 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 11:02:59,620 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 11:02:59,682 WARN L180 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 293 DAG size of output: 261 [2018-12-09 11:03:00,221 WARN L180 SmtUtils]: Spent 506.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 65 [2018-12-09 11:03:01,085 WARN L180 SmtUtils]: Spent 834.00 ms on a formula simplification. DAG size of input: 272 DAG size of output: 96 [2018-12-09 11:03:01,968 WARN L180 SmtUtils]: Spent 878.00 ms on a formula simplification. DAG size of input: 276 DAG size of output: 112 [2018-12-09 11:03:03,317 WARN L180 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 296 DAG size of output: 126 [2018-12-09 11:03:03,881 WARN L180 SmtUtils]: Spent 555.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 62 [2018-12-09 11:03:03,883 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-09 11:03:03,883 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a16~0)| ~a16~0) (<= ~a18~0 |old(~a18~0)|) (= |old(~a15~0)| ~a15~0) (= |old(~a12~0)| ~a12~0)) [2018-12-09 11:03:03,883 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-09 11:03:03,883 INFO L448 ceAbstractionStarter]: For program point L1497(lines 1497 1763) no Hoare annotation was computed. [2018-12-09 11:03:03,883 INFO L448 ceAbstractionStarter]: For program point calculate_output2EXIT(lines 1494 1765) no Hoare annotation was computed. [2018-12-09 11:03:03,883 INFO L448 ceAbstractionStarter]: For program point L1687(lines 1687 1763) no Hoare annotation was computed. [2018-12-09 11:03:03,883 INFO L448 ceAbstractionStarter]: For program point L1704(lines 1704 1763) no Hoare annotation was computed. [2018-12-09 11:03:03,884 INFO L448 ceAbstractionStarter]: For program point L1638(lines 1638 1763) no Hoare annotation was computed. [2018-12-09 11:03:03,884 INFO L448 ceAbstractionStarter]: For program point L1663(lines 1663 1763) no Hoare annotation was computed. [2018-12-09 11:03:03,884 INFO L448 ceAbstractionStarter]: For program point L1597(lines 1597 1763) no Hoare annotation was computed. [2018-12-09 11:03:03,884 INFO L448 ceAbstractionStarter]: For program point L1721(lines 1721 1763) no Hoare annotation was computed. [2018-12-09 11:03:03,884 INFO L448 ceAbstractionStarter]: For program point L1622(lines 1622 1763) no Hoare annotation was computed. [2018-12-09 11:03:03,884 INFO L448 ceAbstractionStarter]: For program point L1746(lines 1746 1763) no Hoare annotation was computed. [2018-12-09 11:03:03,884 INFO L448 ceAbstractionStarter]: For program point L1515(lines 1515 1763) no Hoare annotation was computed. [2018-12-09 11:03:03,884 INFO L448 ceAbstractionStarter]: For program point L1573(lines 1573 1763) no Hoare annotation was computed. [2018-12-09 11:03:03,884 INFO L448 ceAbstractionStarter]: For program point L1540(lines 1540 1763) no Hoare annotation was computed. [2018-12-09 11:03:03,884 INFO L448 ceAbstractionStarter]: For program point L1656(lines 1656 1763) no Hoare annotation was computed. [2018-12-09 11:03:03,884 INFO L448 ceAbstractionStarter]: For program point L1739(lines 1739 1763) no Hoare annotation was computed. [2018-12-09 11:03:03,884 INFO L448 ceAbstractionStarter]: For program point L1566(lines 1566 1763) no Hoare annotation was computed. [2018-12-09 11:03:03,884 INFO L448 ceAbstractionStarter]: For program point L1591(lines 1591 1763) no Hoare annotation was computed. [2018-12-09 11:03:03,884 INFO L448 ceAbstractionStarter]: For program point L1715(lines 1715 1763) no Hoare annotation was computed. [2018-12-09 11:03:03,884 INFO L448 ceAbstractionStarter]: For program point L1682(lines 1682 1763) no Hoare annotation was computed. [2018-12-09 11:03:03,884 INFO L448 ceAbstractionStarter]: For program point L1616(lines 1616 1763) no Hoare annotation was computed. [2018-12-09 11:03:03,884 INFO L448 ceAbstractionStarter]: For program point L1699(lines 1699 1763) no Hoare annotation was computed. [2018-12-09 11:03:03,884 INFO L448 ceAbstractionStarter]: For program point L1633(lines 1633 1763) no Hoare annotation was computed. [2018-12-09 11:03:03,884 INFO L448 ceAbstractionStarter]: For program point L1534(lines 1534 1763) no Hoare annotation was computed. [2018-12-09 11:03:03,884 INFO L448 ceAbstractionStarter]: For program point L1757(lines 1757 1763) no Hoare annotation was computed. [2018-12-09 11:03:03,884 INFO L448 ceAbstractionStarter]: For program point L1559(lines 1559 1763) no Hoare annotation was computed. [2018-12-09 11:03:03,884 INFO L448 ceAbstractionStarter]: For program point L1675(lines 1675 1763) no Hoare annotation was computed. [2018-12-09 11:03:03,884 INFO L448 ceAbstractionStarter]: For program point L1609(lines 1609 1763) no Hoare annotation was computed. [2018-12-09 11:03:03,885 INFO L448 ceAbstractionStarter]: For program point L1510(lines 1510 1763) no Hoare annotation was computed. [2018-12-09 11:03:03,885 INFO L448 ceAbstractionStarter]: For program point L1733(lines 1733 1763) no Hoare annotation was computed. [2018-12-09 11:03:03,885 INFO L444 ceAbstractionStarter]: At program point calculate_output2ENTRY(lines 1494 1765) the Hoare annotation is: (let ((.cse10 (<= ~a18~0 |old(~a18~0)|)) (.cse3 (= |old(~a15~0)| ~a15~0)) (.cse16 (= ~a16~0 |old(~a16~0)|)) (.cse17 (= |old(~a12~0)| ~a12~0)) (.cse19 (= 3 |old(~a15~0)|)) (.cse18 (= 5 |old(~a12~0)|))) (let ((.cse0 (and .cse19 .cse18 (= 8 |old(~a16~0)|))) (.cse2 (= |old(~a16~0)| ~a16~0)) (.cse14 (not (= 6 |old(~a12~0)|))) (.cse6 (< 0 (+ |old(~a18~0)| 156))) (.cse7 (not (= 9 |old(~a12~0)|))) (.cse5 (and .cse10 .cse3 .cse16 .cse17)) (.cse11 (< |old(~a15~0)| 4)) (.cse12 (= (+ ~a18~0 87) 0)) (.cse8 (not .cse19)) (.cse9 (not .cse18)) (.cse13 (not (= (+ |old(~a18~0)| 87) 0))) (.cse15 (not (= 11 |old(~a16~0)|))) (.cse4 (and .cse10 (and .cse16 .cse3) .cse17)) (.cse1 (= 4 |old(~a15~0)|))) (and (or .cse0 .cse1 (and (= ~a12~0 |old(~a12~0)|) .cse2 .cse3) (< 8 |old(~a16~0)|)) (or .cse4 (not (= 7 |old(~a12~0)|)) .cse1) (or .cse5 (or (= 9 |old(~a16~0)|) .cse1) .cse6 .cse7) (or (or .cse0 (or .cse8 .cse9 (= 0 |old(~a16~0)|))) (and (and .cse2 (= ~a12~0 5) .cse3) .cse10)) (or (< |old(~a12~0)| 7) (= 10 |old(~a16~0)|) .cse5 .cse11) (or .cse12 (or .cse8 .cse13) .cse14 .cse15) (or .cse5 .cse14) (or .cse8 (and .cse10 (or (<= (+ ~a18~0 156) 0) (< 0 (+ ~a18~0 79))) .cse16 (= 3 ~a15~0) .cse17) (and (<= (+ |old(~a18~0)| 79) 0) .cse6) .cse7) (or .cse9 .cse5 .cse11) (or .cse12 .cse8 .cse9 .cse13 .cse15) (or .cse4 (or .cse1 (not (= 8 |old(~a12~0)|))))))) [2018-12-09 11:03:03,885 INFO L448 ceAbstractionStarter]: For program point L1527(lines 1527 1763) no Hoare annotation was computed. [2018-12-09 11:03:03,885 INFO L448 ceAbstractionStarter]: For program point L1651(lines 1651 1763) no Hoare annotation was computed. [2018-12-09 11:03:03,885 INFO L448 ceAbstractionStarter]: For program point L1585(lines 1585 1763) no Hoare annotation was computed. [2018-12-09 11:03:03,885 INFO L448 ceAbstractionStarter]: For program point L1709(lines 1709 1763) no Hoare annotation was computed. [2018-12-09 11:03:03,885 INFO L448 ceAbstractionStarter]: For program point L1503(lines 1503 1763) no Hoare annotation was computed. [2018-12-09 11:03:03,885 INFO L448 ceAbstractionStarter]: For program point L1693(lines 1693 1763) no Hoare annotation was computed. [2018-12-09 11:03:03,885 INFO L448 ceAbstractionStarter]: For program point L1553(lines 1553 1763) no Hoare annotation was computed. [2018-12-09 11:03:03,885 INFO L448 ceAbstractionStarter]: For program point calculate_output2FINAL(lines 1494 1765) no Hoare annotation was computed. [2018-12-09 11:03:03,885 INFO L448 ceAbstractionStarter]: For program point L1669(lines 1669 1763) no Hoare annotation was computed. [2018-12-09 11:03:03,885 INFO L448 ceAbstractionStarter]: For program point L1603(lines 1603 1763) no Hoare annotation was computed. [2018-12-09 11:03:03,885 INFO L448 ceAbstractionStarter]: For program point L1727(lines 1727 1763) no Hoare annotation was computed. [2018-12-09 11:03:03,885 INFO L448 ceAbstractionStarter]: For program point L1628(lines 1628 1763) no Hoare annotation was computed. [2018-12-09 11:03:03,885 INFO L448 ceAbstractionStarter]: For program point L1752(lines 1752 1763) no Hoare annotation was computed. [2018-12-09 11:03:03,885 INFO L448 ceAbstractionStarter]: For program point L1521(lines 1521 1763) no Hoare annotation was computed. [2018-12-09 11:03:03,885 INFO L448 ceAbstractionStarter]: For program point L1645(lines 1645 1763) no Hoare annotation was computed. [2018-12-09 11:03:03,885 INFO L448 ceAbstractionStarter]: For program point L1579(lines 1579 1763) no Hoare annotation was computed. [2018-12-09 11:03:03,885 INFO L448 ceAbstractionStarter]: For program point L1546(lines 1546 1763) no Hoare annotation was computed. [2018-12-09 11:03:03,885 INFO L448 ceAbstractionStarter]: For program point L894(lines 894 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,886 INFO L448 ceAbstractionStarter]: For program point L828(lines 828 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,886 INFO L448 ceAbstractionStarter]: For program point L696(lines 696 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,886 INFO L448 ceAbstractionStarter]: For program point L1291(lines 1291 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,886 INFO L448 ceAbstractionStarter]: For program point L168-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 11:03:03,886 INFO L448 ceAbstractionStarter]: For program point L102-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 11:03:03,886 INFO L448 ceAbstractionStarter]: For program point L36-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 11:03:03,886 INFO L448 ceAbstractionStarter]: For program point L961(lines 961 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,886 INFO L448 ceAbstractionStarter]: For program point L763(lines 763 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,886 INFO L448 ceAbstractionStarter]: For program point L631(lines 631 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,886 INFO L448 ceAbstractionStarter]: For program point L367(lines 367 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,886 INFO L448 ceAbstractionStarter]: For program point L1358(lines 1358 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,886 INFO L448 ceAbstractionStarter]: For program point L235(lines 235 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,886 INFO L448 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-12-09 11:03:03,886 INFO L448 ceAbstractionStarter]: For program point L1160(lines 1160 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,886 INFO L448 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-12-09 11:03:03,886 INFO L448 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-12-09 11:03:03,886 INFO L444 ceAbstractionStarter]: At program point L1491(line 1491) the Hoare annotation is: (let ((.cse25 (= ~a15~0 3)) (.cse26 (not (= calculate_output_~input 0))) (.cse11 (= |old(~a16~0)| ~a16~0)) (.cse23 (= |calculate_output_#in~input| 0)) (.cse12 (<= ~a18~0 |old(~a18~0)|)) (.cse10 (= |old(~a15~0)| ~a15~0)) (.cse16 (= ~a16~0 |old(~a16~0)|)) (.cse13 (= |old(~a12~0)| ~a12~0)) (.cse15 (not (= 3 |old(~a15~0)|))) (.cse17 (<= (+ |old(~a18~0)| 79) 0)) (.cse18 (< 0 (+ |old(~a18~0)| 156)))) (let ((.cse9 (< 0 (+ ~a18~0 79))) (.cse2 (and (or .cse15 .cse17) .cse18)) (.cse3 (not (= 9 |old(~a12~0)|))) (.cse20 (< |old(~a15~0)| 4)) (.cse1 (and .cse12 .cse10 .cse16 .cse13)) (.cse19 (not (= 5 |old(~a12~0)|))) (.cse4 (and .cse26 (not (= ~a12~0 0)) .cse11 (not .cse23))) (.cse21 (not (= 8 |old(~a12~0)|))) (.cse24 (= (+ ~a18~0 87) 0)) (.cse22 (not (= (+ |old(~a18~0)| 87) 0))) (.cse6 (not (= 6 |old(~a12~0)|))) (.cse5 (or .cse15 (= 0 |old(~a12~0)|) .cse23)) (.cse14 (not (= 7 |old(~a12~0)|))) (.cse7 (not (= 11 |old(~a16~0)|))) (.cse0 (= 4 |old(~a15~0)|)) (.cse8 (not .cse25))) (and (or (or (= 9 |old(~a16~0)|) .cse0) .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse6 .cse7) (or (and (and (or (not (= 11 ~a16~0)) (not (= calculate_output_~input 3)) .cse8 .cse9) .cse10) .cse11 .cse12 .cse13) .cse14 .cse0) (or .cse15 (and .cse12 (or (<= (+ ~a18~0 156) 0) .cse9) .cse16 (= 3 ~a15~0) .cse13) (and .cse17 .cse18) .cse3) (or .cse19 .cse1 .cse20) (or .cse5 .cse4 .cse7 .cse2 .cse3) (or (or .cse0 .cse21) (and .cse12 (and (= 8 ~a12~0) .cse16 .cse10))) (or (< |old(~a12~0)| 7) (= 10 |old(~a16~0)|) .cse1 .cse20) (or (or .cse15 .cse19 .cse22 .cse7 .cse23) .cse24) (or .cse1 .cse6) (or (and (and .cse25 .cse26 (= ~a12~0 5)) .cse11 .cse12) (or .cse15 .cse19 (= 0 |old(~a16~0)|) .cse23)) (or .cse4 .cse5 .cse21 .cse7) (or .cse23 .cse24 (or .cse15 .cse7) .cse22 .cse6) (or .cse26 .cse5 .cse14 .cse7) (or .cse0 (and (= ~a12~0 |old(~a12~0)|) .cse11 (or (not (= 5 ~a12~0)) (not (= 8 ~a16~0)) .cse8) .cse10) (< 8 |old(~a16~0)|))))) [2018-12-09 11:03:03,886 INFO L448 ceAbstractionStarter]: For program point L434(lines 434 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,886 INFO L448 ceAbstractionStarter]: For program point L1491-1(line 1491) no Hoare annotation was computed. [2018-12-09 11:03:03,887 INFO L448 ceAbstractionStarter]: For program point L1227(lines 1227 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,887 INFO L448 ceAbstractionStarter]: For program point L567(lines 567 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,887 INFO L448 ceAbstractionStarter]: For program point L501(lines 501 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,887 INFO L448 ceAbstractionStarter]: For program point L303(lines 303 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,887 INFO L448 ceAbstractionStarter]: For program point L171-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 11:03:03,887 INFO L448 ceAbstractionStarter]: For program point L105-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 11:03:03,887 INFO L448 ceAbstractionStarter]: For program point L39-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 11:03:03,887 INFO L448 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-12-09 11:03:03,887 INFO L448 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-12-09 11:03:03,887 INFO L448 ceAbstractionStarter]: For program point L1097(lines 1097 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,887 INFO L448 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-12-09 11:03:03,887 INFO L448 ceAbstractionStarter]: For program point L1031(lines 1031 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,887 INFO L448 ceAbstractionStarter]: For program point L899(lines 899 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,887 INFO L448 ceAbstractionStarter]: For program point L1428(lines 1428 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,887 INFO L448 ceAbstractionStarter]: For program point L834(lines 834 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,887 INFO L448 ceAbstractionStarter]: For program point L636(lines 636 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,887 INFO L448 ceAbstractionStarter]: For program point L1297(lines 1297 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,887 INFO L448 ceAbstractionStarter]: For program point L240(lines 240 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,887 INFO L448 ceAbstractionStarter]: For program point L174-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 11:03:03,887 INFO L448 ceAbstractionStarter]: For program point L108-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 11:03:03,887 INFO L448 ceAbstractionStarter]: For program point L42-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 11:03:03,887 INFO L448 ceAbstractionStarter]: For program point L967(lines 967 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,887 INFO L448 ceAbstractionStarter]: For program point L769(lines 769 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,888 INFO L448 ceAbstractionStarter]: For program point L703(lines 703 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,888 INFO L448 ceAbstractionStarter]: For program point L373(lines 373 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,888 INFO L448 ceAbstractionStarter]: For program point L1364(lines 1364 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,888 INFO L448 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-12-09 11:03:03,888 INFO L448 ceAbstractionStarter]: For program point L1166(lines 1166 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,888 INFO L448 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-12-09 11:03:03,888 INFO L448 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-12-09 11:03:03,888 INFO L448 ceAbstractionStarter]: For program point L440(lines 440 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,888 INFO L448 ceAbstractionStarter]: For program point L573(lines 573 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,888 INFO L448 ceAbstractionStarter]: For program point L309(lines 309 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,888 INFO L448 ceAbstractionStarter]: For program point L1234(lines 1234 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,888 INFO L448 ceAbstractionStarter]: For program point L177-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 11:03:03,888 INFO L448 ceAbstractionStarter]: For program point L111-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 11:03:03,888 INFO L448 ceAbstractionStarter]: For program point L45-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 11:03:03,888 INFO L448 ceAbstractionStarter]: For program point L1036(lines 1036 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,888 INFO L448 ceAbstractionStarter]: For program point L706(lines 706 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,888 INFO L448 ceAbstractionStarter]: For program point L508(lines 508 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,888 INFO L448 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-12-09 11:03:03,888 INFO L448 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-12-09 11:03:03,888 INFO L448 ceAbstractionStarter]: For program point L1103(lines 1103 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,888 INFO L448 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-12-09 11:03:03,888 INFO L448 ceAbstractionStarter]: For program point L905(lines 905 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,888 INFO L448 ceAbstractionStarter]: For program point L641(lines 641 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,888 INFO L448 ceAbstractionStarter]: For program point L443(lines 443 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,888 INFO L448 ceAbstractionStarter]: For program point L1434(lines 1434 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,889 INFO L448 ceAbstractionStarter]: For program point L840(lines 840 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,889 INFO L448 ceAbstractionStarter]: For program point L1303(lines 1303 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,889 INFO L448 ceAbstractionStarter]: For program point L246(lines 246 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,889 INFO L448 ceAbstractionStarter]: For program point L180-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 11:03:03,889 INFO L448 ceAbstractionStarter]: For program point L114-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 11:03:03,889 INFO L448 ceAbstractionStarter]: For program point L48-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 11:03:03,889 INFO L448 ceAbstractionStarter]: For program point L775(lines 775 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,889 INFO L448 ceAbstractionStarter]: For program point L1370(lines 1370 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,889 INFO L448 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-12-09 11:03:03,889 INFO L448 ceAbstractionStarter]: For program point L1172(lines 1172 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,889 INFO L448 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-12-09 11:03:03,889 INFO L448 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-12-09 11:03:03,889 INFO L448 ceAbstractionStarter]: For program point L974(lines 974 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,889 INFO L448 ceAbstractionStarter]: For program point L578(lines 578 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,889 INFO L448 ceAbstractionStarter]: For program point L380(lines 380 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,889 INFO L448 ceAbstractionStarter]: For program point L315(lines 315 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,889 INFO L448 ceAbstractionStarter]: For program point L183-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 11:03:03,889 INFO L448 ceAbstractionStarter]: For program point L117-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 11:03:03,889 INFO L448 ceAbstractionStarter]: For program point L51-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 11:03:03,889 INFO L448 ceAbstractionStarter]: For program point L1042(lines 1042 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,889 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 23 1492) no Hoare annotation was computed. [2018-12-09 11:03:03,889 INFO L448 ceAbstractionStarter]: For program point L778(lines 778 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,889 INFO L448 ceAbstractionStarter]: For program point L712(lines 712 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,889 INFO L448 ceAbstractionStarter]: For program point L1241(lines 1241 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,889 INFO L448 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-12-09 11:03:03,890 INFO L448 ceAbstractionStarter]: For program point L1175(lines 1175 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,890 INFO L448 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-12-09 11:03:03,890 INFO L448 ceAbstractionStarter]: For program point L1109(lines 1109 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,890 INFO L448 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-12-09 11:03:03,890 INFO L448 ceAbstractionStarter]: For program point L515(lines 515 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,890 INFO L448 ceAbstractionStarter]: For program point L449(lines 449 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,890 INFO L448 ceAbstractionStarter]: For program point L1440(lines 1440 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,890 INFO L448 ceAbstractionStarter]: For program point L912(lines 912 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,890 INFO L448 ceAbstractionStarter]: For program point L846(lines 846 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,890 INFO L448 ceAbstractionStarter]: For program point L648(lines 648 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,890 INFO L448 ceAbstractionStarter]: For program point L1375(lines 1375 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,890 INFO L448 ceAbstractionStarter]: For program point L1309(lines 1309 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,890 INFO L448 ceAbstractionStarter]: For program point L252(lines 252 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,890 INFO L448 ceAbstractionStarter]: For program point L186-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 11:03:03,890 INFO L448 ceAbstractionStarter]: For program point L120-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 11:03:03,890 INFO L448 ceAbstractionStarter]: For program point L54-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 11:03:03,890 INFO L448 ceAbstractionStarter]: For program point L979(lines 979 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,890 INFO L448 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-12-09 11:03:03,890 INFO L448 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-12-09 11:03:03,890 INFO L448 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-12-09 11:03:03,890 INFO L448 ceAbstractionStarter]: For program point L584(lines 584 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,890 INFO L448 ceAbstractionStarter]: For program point L386(lines 386 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,890 INFO L448 ceAbstractionStarter]: For program point L717(lines 717 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,891 INFO L448 ceAbstractionStarter]: For program point L321(lines 321 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,891 INFO L448 ceAbstractionStarter]: For program point L189-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 11:03:03,891 INFO L448 ceAbstractionStarter]: For program point L123-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 11:03:03,891 INFO L448 ceAbstractionStarter]: For program point L1114(lines 1114 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,891 INFO L448 ceAbstractionStarter]: For program point L57-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 11:03:03,891 INFO L448 ceAbstractionStarter]: For program point L1048(lines 1048 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,891 INFO L448 ceAbstractionStarter]: For program point L784(lines 784 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,891 INFO L448 ceAbstractionStarter]: For program point L454(lines 454 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,891 INFO L448 ceAbstractionStarter]: For program point L1247(lines 1247 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,891 INFO L448 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-12-09 11:03:03,891 INFO L448 ceAbstractionStarter]: For program point L1181(lines 1181 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,891 INFO L448 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-12-09 11:03:03,891 INFO L448 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-12-09 11:03:03,891 INFO L448 ceAbstractionStarter]: For program point L917(lines 917 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,891 INFO L448 ceAbstractionStarter]: For program point L851(lines 851 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,891 INFO L448 ceAbstractionStarter]: For program point L521(lines 521 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,891 INFO L448 ceAbstractionStarter]: For program point L1446(lines 1446 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,891 INFO L448 ceAbstractionStarter]: For program point L1314(lines 1314 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,891 INFO L448 ceAbstractionStarter]: For program point L257(lines 257 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,891 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 23 1492) the Hoare annotation is: (let ((.cse2 (not (= 3 |old(~a15~0)|))) (.cse15 (not (= 5 |old(~a12~0)|))) (.cse4 (not (= (+ |old(~a18~0)| 87) 0))) (.cse3 (not (= 11 |old(~a16~0)|))) (.cse17 (< 0 (+ |old(~a18~0)| 156))) (.cse20 (<= (+ ~a18~0 156) 0)) (.cse6 (<= ~a18~0 |old(~a18~0)|)) (.cse13 (= |old(~a15~0)| ~a15~0)) (.cse8 (= ~a16~0 |old(~a16~0)|)) (.cse9 (= |old(~a12~0)| ~a12~0))) (let ((.cse11 (not (= 9 |old(~a12~0)|))) (.cse14 (= 4 |old(~a15~0)|)) (.cse16 (and .cse6 .cse13 .cse8 .cse9)) (.cse5 (not (= 6 |old(~a12~0)|))) (.cse7 (or .cse20 (< 0 (+ ~a18~0 79)))) (.cse10 (and (<= (+ |old(~a18~0)| 79) 0) .cse17)) (.cse19 (and (or (not (= 8 |old(~a16~0)|)) .cse2 .cse15) (or .cse2 .cse15 .cse4 .cse3))) (.cse12 (= |old(~a16~0)| ~a16~0)) (.cse18 (< |old(~a15~0)| 4)) (.cse0 (= (+ ~a18~0 87) 0)) (.cse1 (= |calculate_output_#in~input| 0))) (and (or .cse0 .cse1 (or .cse2 .cse3) .cse4 .cse5) (or .cse2 (and .cse6 .cse7 .cse8 (= 3 ~a15~0) .cse9) .cse10 .cse11) (or (and (and .cse12 .cse13) .cse6 .cse9) (not (= 7 |old(~a12~0)|)) .cse14) (or (and (and .cse8 (= ~a15~0 |old(~a15~0)|)) .cse6 .cse9) (or .cse2 .cse15 (= 0 |old(~a16~0)|) .cse1)) (or .cse16 (or (= 9 |old(~a16~0)|) .cse14) .cse17 .cse11) (or (or .cse14 (not (= 8 |old(~a12~0)|))) (and .cse6 (and (= 8 ~a12~0) .cse8 .cse13))) (or .cse16 .cse15 .cse18) (or (and (= ~a12~0 |old(~a12~0)|) .cse12 .cse13) .cse14 (< 8 |old(~a16~0)|)) (or .cse16 .cse5) (or .cse19 .cse7 .cse10 .cse1) (or (or .cse20 (< 134 ~a18~0)) .cse19 (<= |old(~a18~0)| 134) .cse1) (or (< |old(~a12~0)| 7) (and .cse12 .cse6 .cse13 .cse9) (= 10 |old(~a16~0)|) .cse18) (or .cse0 (or .cse2 .cse15 .cse4 .cse3 .cse1))))) [2018-12-09 11:03:03,892 INFO L448 ceAbstractionStarter]: For program point L1381(lines 1381 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,892 INFO L448 ceAbstractionStarter]: For program point L192-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 11:03:03,892 INFO L448 ceAbstractionStarter]: For program point L126-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 11:03:03,892 INFO L448 ceAbstractionStarter]: For program point L60-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 11:03:03,892 INFO L448 ceAbstractionStarter]: For program point L655(lines 655 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,892 INFO L448 ceAbstractionStarter]: For program point L589(lines 589 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,892 INFO L448 ceAbstractionStarter]: For program point L457(lines 457 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,892 INFO L448 ceAbstractionStarter]: For program point L391(lines 391 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,892 INFO L448 ceAbstractionStarter]: For program point L1250(lines 1250 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,892 INFO L448 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-12-09 11:03:03,892 INFO L448 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-12-09 11:03:03,892 INFO L448 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-12-09 11:03:03,892 INFO L448 ceAbstractionStarter]: For program point L986(lines 986 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,892 INFO L448 ceAbstractionStarter]: For program point L1449(lines 1449 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,892 INFO L448 ceAbstractionStarter]: For program point L789(lines 789 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,892 INFO L448 ceAbstractionStarter]: For program point L723(lines 723 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,892 INFO L448 ceAbstractionStarter]: For program point L327(lines 327 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,892 INFO L448 ceAbstractionStarter]: For program point L195-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 11:03:03,892 INFO L448 ceAbstractionStarter]: For program point L129-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 11:03:03,892 INFO L448 ceAbstractionStarter]: For program point L1120(lines 1120 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,892 INFO L448 ceAbstractionStarter]: For program point L63-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 11:03:03,892 INFO L448 ceAbstractionStarter]: For program point L922(lines 922 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,892 INFO L448 ceAbstractionStarter]: For program point L262(lines 262 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,892 INFO L448 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-12-09 11:03:03,892 INFO L448 ceAbstractionStarter]: For program point L1187(lines 1187 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,892 INFO L448 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-12-09 11:03:03,893 INFO L448 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-12-09 11:03:03,893 INFO L448 ceAbstractionStarter]: For program point L1055(lines 1055 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,893 INFO L448 ceAbstractionStarter]: For program point L857(lines 857 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,893 INFO L448 ceAbstractionStarter]: For program point L527(lines 527 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,893 INFO L448 ceAbstractionStarter]: For program point L1386(lines 1386 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,893 INFO L448 ceAbstractionStarter]: For program point L594(lines 594 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,893 INFO L448 ceAbstractionStarter]: For program point L1321(lines 1321 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,893 INFO L448 ceAbstractionStarter]: For program point L198-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 11:03:03,893 INFO L448 ceAbstractionStarter]: For program point L132-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 11:03:03,893 INFO L448 ceAbstractionStarter]: For program point L66-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 11:03:03,893 INFO L448 ceAbstractionStarter]: For program point L661(lines 661 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,893 INFO L448 ceAbstractionStarter]: For program point L463(lines 463 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,893 INFO L448 ceAbstractionStarter]: For program point L1256(lines 1256 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,893 INFO L448 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-12-09 11:03:03,893 INFO L448 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-12-09 11:03:03,893 INFO L448 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-12-09 11:03:03,893 INFO L448 ceAbstractionStarter]: For program point L728(lines 728 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,893 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,893 INFO L448 ceAbstractionStarter]: For program point L1125(lines 1125 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,893 INFO L448 ceAbstractionStarter]: For program point L993(lines 993 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,893 INFO L448 ceAbstractionStarter]: For program point L1456(lines 1456 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,893 INFO L448 ceAbstractionStarter]: For program point L333(lines 333 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,893 INFO L448 ceAbstractionStarter]: For program point L201-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 11:03:03,893 INFO L448 ceAbstractionStarter]: For program point L135-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 11:03:03,893 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 115) no Hoare annotation was computed. [2018-12-09 11:03:03,894 INFO L448 ceAbstractionStarter]: For program point L69-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 11:03:03,894 INFO L448 ceAbstractionStarter]: For program point L796(lines 796 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,894 INFO L448 ceAbstractionStarter]: For program point L664(lines 664 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,894 INFO L448 ceAbstractionStarter]: For program point L268(lines 268 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,894 INFO L448 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-12-09 11:03:03,894 INFO L448 ceAbstractionStarter]: For program point L1193(lines 1193 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,894 INFO L448 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-12-09 11:03:03,894 INFO L448 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-12-09 11:03:03,894 INFO L448 ceAbstractionStarter]: For program point L1061(lines 1061 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,894 INFO L448 ceAbstractionStarter]: For program point L929(lines 929 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,894 INFO L448 ceAbstractionStarter]: For program point L863(lines 863 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,894 INFO L448 ceAbstractionStarter]: For program point L533(lines 533 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,894 INFO L448 ceAbstractionStarter]: For program point L1392(lines 1392 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,894 INFO L448 ceAbstractionStarter]: For program point L600(lines 600 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,894 INFO L448 ceAbstractionStarter]: For program point L1327(lines 1327 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,894 INFO L448 ceAbstractionStarter]: For program point L204-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 11:03:03,894 INFO L448 ceAbstractionStarter]: For program point L138-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 11:03:03,894 INFO L448 ceAbstractionStarter]: For program point L72-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 11:03:03,894 INFO L448 ceAbstractionStarter]: For program point L469(lines 469 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,894 INFO L448 ceAbstractionStarter]: For program point L1262(lines 1262 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,894 INFO L448 ceAbstractionStarter]: For program point L205(line 205) no Hoare annotation was computed. [2018-12-09 11:03:03,894 INFO L448 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-12-09 11:03:03,894 INFO L448 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-12-09 11:03:03,894 INFO L448 ceAbstractionStarter]: For program point L734(lines 734 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,895 INFO L448 ceAbstractionStarter]: For program point L1461(lines 1461 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,895 INFO L448 ceAbstractionStarter]: For program point L404(lines 404 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,895 INFO L448 ceAbstractionStarter]: For program point L338(lines 338 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,895 INFO L448 ceAbstractionStarter]: For program point L1131(lines 1131 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,895 INFO L448 ceAbstractionStarter]: For program point L999(lines 999 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,895 INFO L448 ceAbstractionStarter]: For program point L141-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 11:03:03,895 INFO L448 ceAbstractionStarter]: For program point L75-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 11:03:03,895 INFO L448 ceAbstractionStarter]: For program point L802(lines 802 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,895 INFO L448 ceAbstractionStarter]: For program point L670(lines 670 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,895 INFO L448 ceAbstractionStarter]: For program point L538(lines 538 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,895 INFO L448 ceAbstractionStarter]: For program point L1397(lines 1397 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,895 INFO L448 ceAbstractionStarter]: For program point L274(lines 274 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,895 INFO L448 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-12-09 11:03:03,895 INFO L448 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-12-09 11:03:03,895 INFO L448 ceAbstractionStarter]: For program point L1067(lines 1067 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,895 INFO L448 ceAbstractionStarter]: For program point L935(lines 935 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,895 INFO L448 ceAbstractionStarter]: For program point L869(lines 869 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,895 INFO L448 ceAbstractionStarter]: For program point L1200(lines 1200 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,895 INFO L448 ceAbstractionStarter]: For program point L606(lines 606 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,895 INFO L448 ceAbstractionStarter]: For program point L1267(lines 1267 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,895 INFO L448 ceAbstractionStarter]: For program point L144-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 11:03:03,895 INFO L448 ceAbstractionStarter]: For program point L78-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 11:03:03,895 INFO L448 ceAbstractionStarter]: For program point L1466(lines 1466 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,895 INFO L448 ceAbstractionStarter]: For program point L1334(lines 1334 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,895 INFO L448 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-12-09 11:03:03,895 INFO L448 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-12-09 11:03:03,896 INFO L448 ceAbstractionStarter]: For program point L476(lines 476 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,896 INFO L448 ceAbstractionStarter]: For program point L1137(lines 1137 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,896 INFO L448 ceAbstractionStarter]: For program point L1005(lines 1005 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,896 INFO L448 ceAbstractionStarter]: For program point L741(lines 741 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,896 INFO L448 ceAbstractionStarter]: For program point L543(lines 543 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,896 INFO L448 ceAbstractionStarter]: For program point L411(lines 411 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,896 INFO L448 ceAbstractionStarter]: For program point L345(lines 345 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,896 INFO L448 ceAbstractionStarter]: For program point L279(lines 279 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,896 INFO L448 ceAbstractionStarter]: For program point L213(lines 213 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,896 INFO L448 ceAbstractionStarter]: For program point L147-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 11:03:03,896 INFO L448 ceAbstractionStarter]: For program point L81-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 11:03:03,896 INFO L448 ceAbstractionStarter]: For program point L808(lines 808 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,896 INFO L448 ceAbstractionStarter]: For program point L1403(lines 1403 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,896 INFO L448 ceAbstractionStarter]: For program point L1205(lines 1205 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,896 INFO L448 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-12-09 11:03:03,896 INFO L448 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-12-09 11:03:03,896 INFO L448 ceAbstractionStarter]: For program point L1073(lines 1073 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,896 INFO L448 ceAbstractionStarter]: For program point L875(lines 875 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,896 INFO L448 ceAbstractionStarter]: For program point L677(lines 677 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,896 INFO L448 ceAbstractionStarter]: For program point L942(lines 942 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,896 INFO L448 ceAbstractionStarter]: For program point L612(lines 612 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,896 INFO L448 ceAbstractionStarter]: For program point L150-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 11:03:03,896 INFO L448 ceAbstractionStarter]: For program point L84-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 11:03:03,896 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 23 1492) no Hoare annotation was computed. [2018-12-09 11:03:03,896 INFO L448 ceAbstractionStarter]: For program point L1472(lines 1472 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,897 INFO L448 ceAbstractionStarter]: For program point L1274(lines 1274 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,897 INFO L448 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-12-09 11:03:03,897 INFO L448 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-12-09 11:03:03,897 INFO L448 ceAbstractionStarter]: For program point L746(lines 746 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,897 INFO L448 ceAbstractionStarter]: For program point L680(lines 680 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,897 INFO L448 ceAbstractionStarter]: For program point L548(lines 548 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,897 INFO L448 ceAbstractionStarter]: For program point L350(lines 350 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,897 INFO L448 ceAbstractionStarter]: For program point L1341(lines 1341 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,897 INFO L448 ceAbstractionStarter]: For program point L218(lines 218 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,897 INFO L448 ceAbstractionStarter]: For program point L1143(lines 1143 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,897 INFO L448 ceAbstractionStarter]: For program point L1011(lines 1011 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,897 INFO L448 ceAbstractionStarter]: For program point L483(lines 483 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,897 INFO L448 ceAbstractionStarter]: For program point L417(lines 417 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,897 INFO L448 ceAbstractionStarter]: For program point L285(lines 285 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,897 INFO L448 ceAbstractionStarter]: For program point L153-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 11:03:03,897 INFO L448 ceAbstractionStarter]: For program point L87-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 11:03:03,897 INFO L448 ceAbstractionStarter]: For program point L1409(lines 1409 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,897 INFO L448 ceAbstractionStarter]: For program point L1211(lines 1211 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,897 INFO L448 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-12-09 11:03:03,897 INFO L448 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-12-09 11:03:03,897 INFO L448 ceAbstractionStarter]: For program point L1079(lines 1079 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,897 INFO L448 ceAbstractionStarter]: For program point L815(lines 815 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,897 INFO L448 ceAbstractionStarter]: For program point L948(lines 948 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,897 INFO L448 ceAbstractionStarter]: For program point L882(lines 882 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,897 INFO L448 ceAbstractionStarter]: For program point L618(lines 618 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,898 INFO L448 ceAbstractionStarter]: For program point L1477(lines 1477 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,898 INFO L448 ceAbstractionStarter]: For program point L156-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 11:03:03,898 INFO L448 ceAbstractionStarter]: For program point L90-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 11:03:03,898 INFO L448 ceAbstractionStarter]: For program point L24(lines 24 26) no Hoare annotation was computed. [2018-12-09 11:03:03,898 INFO L448 ceAbstractionStarter]: For program point L24-2(lines 23 1492) no Hoare annotation was computed. [2018-12-09 11:03:03,898 INFO L448 ceAbstractionStarter]: For program point L1280(lines 1280 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,898 INFO L448 ceAbstractionStarter]: For program point L223(lines 223 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,898 INFO L448 ceAbstractionStarter]: For program point L1214(lines 1214 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,898 INFO L448 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-12-09 11:03:03,898 INFO L448 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-12-09 11:03:03,898 INFO L448 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-12-09 11:03:03,898 INFO L448 ceAbstractionStarter]: For program point L752(lines 752 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,898 INFO L448 ceAbstractionStarter]: For program point L686(lines 686 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,898 INFO L448 ceAbstractionStarter]: For program point L554(lines 554 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,898 INFO L448 ceAbstractionStarter]: For program point L356(lines 356 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,898 INFO L448 ceAbstractionStarter]: For program point L1347(lines 1347 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,898 INFO L448 ceAbstractionStarter]: For program point L290(lines 290 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,898 INFO L448 ceAbstractionStarter]: For program point L1149(lines 1149 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,898 INFO L448 ceAbstractionStarter]: For program point L489(lines 489 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,898 INFO L448 ceAbstractionStarter]: For program point L159-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 11:03:03,898 INFO L448 ceAbstractionStarter]: For program point L93-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 11:03:03,898 INFO L448 ceAbstractionStarter]: For program point L27-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 11:03:03,898 INFO L448 ceAbstractionStarter]: For program point L1018(lines 1018 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,898 INFO L448 ceAbstractionStarter]: For program point L424(lines 424 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,898 INFO L448 ceAbstractionStarter]: For program point L1415(lines 1415 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,898 INFO L448 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-12-09 11:03:03,899 INFO L448 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-12-09 11:03:03,899 INFO L448 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-12-09 11:03:03,899 INFO L448 ceAbstractionStarter]: For program point L1086(lines 1086 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,899 INFO L448 ceAbstractionStarter]: For program point L954(lines 954 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,899 INFO L448 ceAbstractionStarter]: For program point L888(lines 888 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,899 INFO L448 ceAbstractionStarter]: For program point L822(lines 822 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,899 INFO L448 ceAbstractionStarter]: For program point L624(lines 624 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,899 INFO L448 ceAbstractionStarter]: For program point L162-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 11:03:03,899 INFO L448 ceAbstractionStarter]: For program point L96-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 11:03:03,899 INFO L448 ceAbstractionStarter]: For program point L30-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 11:03:03,899 INFO L448 ceAbstractionStarter]: For program point L691(lines 691 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,899 INFO L448 ceAbstractionStarter]: For program point L1484(lines 1484 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,899 INFO L448 ceAbstractionStarter]: For program point L427(lines 427 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,899 INFO L448 ceAbstractionStarter]: For program point L361(lines 361 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,899 INFO L448 ceAbstractionStarter]: For program point L1286(lines 1286 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,899 INFO L448 ceAbstractionStarter]: For program point L229(lines 229 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,899 INFO L448 ceAbstractionStarter]: For program point L1220(lines 1220 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,899 INFO L448 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-12-09 11:03:03,899 INFO L448 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-12-09 11:03:03,899 INFO L448 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-12-09 11:03:03,899 INFO L448 ceAbstractionStarter]: For program point L758(lines 758 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,899 INFO L448 ceAbstractionStarter]: For program point L560(lines 560 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,899 INFO L448 ceAbstractionStarter]: For program point L1353(lines 1353 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,899 INFO L448 ceAbstractionStarter]: For program point L1155(lines 1155 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,899 INFO L448 ceAbstractionStarter]: For program point L495(lines 495 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,900 INFO L448 ceAbstractionStarter]: For program point L297(lines 297 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,900 INFO L448 ceAbstractionStarter]: For program point L165-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 11:03:03,900 INFO L448 ceAbstractionStarter]: For program point L99-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 11:03:03,900 INFO L448 ceAbstractionStarter]: For program point L33-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 11:03:03,900 INFO L448 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-12-09 11:03:03,900 INFO L448 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-12-09 11:03:03,900 INFO L448 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-12-09 11:03:03,900 INFO L448 ceAbstractionStarter]: For program point L1025(lines 1025 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,900 INFO L448 ceAbstractionStarter]: For program point L1422(lines 1422 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,900 INFO L448 ceAbstractionStarter]: For program point L1092(lines 1092 1490) no Hoare annotation was computed. [2018-12-09 11:03:03,900 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-09 11:03:03,900 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a16~0 11) (= 3 ~a15~0) (= ~a12~0 5) (= (+ ~a18~0 87) 0)) [2018-12-09 11:03:03,900 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-09 11:03:03,900 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-09 11:03:03,900 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 1767 1783) the Hoare annotation is: (or (not (= 3 |old(~a15~0)|)) (not (= 5 |old(~a12~0)|)) (not (= (+ |old(~a18~0)| 87) 0)) (and (= (+ ~a18~0 87) 0) (= ~a16~0 |old(~a16~0)|) (= 3 ~a15~0) (= |old(~a12~0)| ~a12~0)) (not (= 11 |old(~a16~0)|))) [2018-12-09 11:03:03,900 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 1767 1783) no Hoare annotation was computed. [2018-12-09 11:03:03,900 INFO L444 ceAbstractionStarter]: At program point L1781(line 1781) the Hoare annotation is: (let ((.cse2 (<= 4 ~a15~0)) (.cse1 (<= (+ ~a18~0 156) 0)) (.cse0 (= 9 ~a12~0)) (.cse4 (not (= ~a15~0 4))) (.cse3 (<= 6 ~a12~0))) (or (and .cse0 (or .cse1 (< 0 (+ ~a18~0 79))) (= 3 ~a15~0)) (not (= 11 |old(~a16~0)|)) (and (not (= ~a16~0 10)) .cse2 .cse3) (not (= (+ |old(~a18~0)| 87) 0)) (and .cse2 (= 5 ~a12~0)) (not (= 3 |old(~a15~0)|)) (= 6 ~a12~0) (and .cse4 (<= ~a16~0 8)) (and .cse1 .cse0 .cse4 (not (= ~a16~0 9))) (and (= 8 ~a12~0) .cse4) (not (= 5 |old(~a12~0)|)) (and (not (= main_~input~0 0)) (= ~a15~0 3) (= ~a12~0 5)) (and (and .cse4 (<= ~a12~0 7)) .cse3))) [2018-12-09 11:03:03,900 INFO L448 ceAbstractionStarter]: For program point L1781-1(line 1781) no Hoare annotation was computed. [2018-12-09 11:03:03,900 INFO L448 ceAbstractionStarter]: For program point L1778(line 1778) no Hoare annotation was computed. [2018-12-09 11:03:03,900 INFO L444 ceAbstractionStarter]: At program point L1773-2(lines 1773 1782) the Hoare annotation is: (let ((.cse2 (<= 4 ~a15~0)) (.cse1 (<= (+ ~a18~0 156) 0)) (.cse0 (= 9 ~a12~0)) (.cse4 (not (= ~a15~0 4))) (.cse3 (<= 6 ~a12~0))) (or (and .cse0 (or .cse1 (< 0 (+ ~a18~0 79))) (= 3 ~a15~0)) (not (= 11 |old(~a16~0)|)) (and (not (= ~a16~0 10)) .cse2 .cse3) (not (= (+ |old(~a18~0)| 87) 0)) (and .cse2 (= 5 ~a12~0)) (not (= 3 |old(~a15~0)|)) (= 6 ~a12~0) (and .cse4 (<= ~a16~0 8)) (and .cse1 .cse0 .cse4 (not (= ~a16~0 9))) (and (= 8 ~a12~0) .cse4) (not (= 5 |old(~a12~0)|)) (and (= ~a15~0 3) (= ~a12~0 5)) (and (and .cse4 (<= ~a12~0 7)) .cse3))) [2018-12-09 11:03:03,901 INFO L448 ceAbstractionStarter]: For program point L1773-3(lines 1767 1783) no Hoare annotation was computed. [2018-12-09 11:03:03,907 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 11:03:03 BoogieIcfgContainer [2018-12-09 11:03:03,907 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-09 11:03:03,908 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 11:03:03,908 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 11:03:03,908 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 11:03:03,908 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 10:57:46" (3/4) ... [2018-12-09 11:03:03,910 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 11:03:03,914 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-09 11:03:03,914 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output2 [2018-12-09 11:03:03,914 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-12-09 11:03:03,915 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-09 11:03:03,926 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-12-09 11:03:03,927 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-12-09 11:03:03,946 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((9 == a12 && (a18 + 156 <= 0 || 0 < a18 + 79)) && 3 == a15) || !(11 == \old(a16))) || ((!(a16 == 10) && 4 <= a15) && 6 <= a12)) || !(\old(a18) + 87 == 0)) || (4 <= a15 && 5 == a12)) || !(3 == \old(a15))) || 6 == a12) || (!(a15 == 4) && a16 <= 8)) || (((a18 + 156 <= 0 && 9 == a12) && !(a15 == 4)) && !(a16 == 9))) || (8 == a12 && !(a15 == 4))) || !(5 == \old(a12))) || (a15 == 3 && a12 == 5)) || ((!(a15 == 4) && a12 <= 7) && 6 <= a12) [2018-12-09 11:03:04,022 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_6ba0d7c0-4112-43db-b9c9-9d079d01a260/bin-2019/utaipan/witness.graphml [2018-12-09 11:03:04,022 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 11:03:04,022 INFO L168 Benchmark]: Toolchain (without parser) took 319444.67 ms. Allocated memory was 1.0 GB in the beginning and 5.3 GB in the end (delta: 4.3 GB). Free memory was 947.0 MB in the beginning and 4.6 GB in the end (delta: -3.6 GB). Peak memory consumption was 695.6 MB. Max. memory is 11.5 GB. [2018-12-09 11:03:04,023 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 973.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 11:03:04,023 INFO L168 Benchmark]: CACSL2BoogieTranslator took 627.45 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.3 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -164.6 MB). Peak memory consumption was 73.2 MB. Max. memory is 11.5 GB. [2018-12-09 11:03:04,023 INFO L168 Benchmark]: Boogie Procedure Inliner took 30.11 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 11.5 GB. [2018-12-09 11:03:04,023 INFO L168 Benchmark]: Boogie Preprocessor took 76.89 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2018-12-09 11:03:04,024 INFO L168 Benchmark]: RCFGBuilder took 1331.25 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 853.3 MB in the end (delta: 242.9 MB). Peak memory consumption was 242.9 MB. Max. memory is 11.5 GB. [2018-12-09 11:03:04,024 INFO L168 Benchmark]: TraceAbstraction took 317260.78 ms. Allocated memory was 1.2 GB in the beginning and 5.3 GB in the end (delta: 4.2 GB). Free memory was 853.3 MB in the beginning and 4.7 GB in the end (delta: -3.8 GB). Peak memory consumption was 4.0 GB. Max. memory is 11.5 GB. [2018-12-09 11:03:04,024 INFO L168 Benchmark]: Witness Printer took 114.22 ms. Allocated memory is still 5.3 GB. Free memory was 4.7 GB in the beginning and 4.6 GB in the end (delta: 119.6 MB). Peak memory consumption was 119.6 MB. Max. memory is 11.5 GB. [2018-12-09 11:03:04,025 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 973.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 627.45 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.3 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -164.6 MB). Peak memory consumption was 73.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 30.11 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 76.89 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1331.25 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 853.3 MB in the end (delta: 242.9 MB). Peak memory consumption was 242.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 317260.78 ms. Allocated memory was 1.2 GB in the beginning and 5.3 GB in the end (delta: 4.2 GB). Free memory was 853.3 MB in the beginning and 4.7 GB in the end (delta: -3.8 GB). Peak memory consumption was 4.0 GB. Max. memory is 11.5 GB. * Witness Printer took 114.22 ms. Allocated memory is still 5.3 GB. Free memory was 4.7 GB in the beginning and 4.6 GB in the end (delta: 119.6 MB). Peak memory consumption was 119.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 115]: 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: 1773]: Loop Invariant Derived loop invariant: (((((((((((((9 == a12 && (a18 + 156 <= 0 || 0 < a18 + 79)) && 3 == a15) || !(11 == \old(a16))) || ((!(a16 == 10) && 4 <= a15) && 6 <= a12)) || !(\old(a18) + 87 == 0)) || (4 <= a15 && 5 == a12)) || !(3 == \old(a15))) || 6 == a12) || (!(a15 == 4) && a16 <= 8)) || (((a18 + 156 <= 0 && 9 == a12) && !(a15 == 4)) && !(a16 == 9))) || (8 == a12 && !(a15 == 4))) || !(5 == \old(a12))) || (a15 == 3 && a12 == 5)) || ((!(a15 == 4) && a12 <= 7) && 6 <= a12) - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 409 locations, 1 error locations. SAFE Result, 317.2s OverallTime, 15 OverallIterations, 11 TraceHistogramMax, 285.3s AutomataDifference, 0.0s DeadEndRemovalTime, 4.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 1951 SDtfs, 30448 SDslu, 2463 SDs, 0 SdLazy, 63711 SolverSat, 7330 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 262.8s Time, PredicateUnifierStatistics: 8 DeclaredPredicates, 23162 GetRequests, 22816 SyntacticMatches, 28 SemanticMatches, 318 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3217 ImplicationChecksByTransitivity, 3.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=9663occurred in iteration=13, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 5.4s AbstIntTime, 12 AbstIntIterations, 4 AbstIntStrong, 0.997715568944065 AbsIntWeakeningRatio, 0.07352096496266514 AbsIntAvgWeakeningVarsNumRemoved, 16.00919012062033 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.7s AutomataMinimizationTime, 15 MinimizatonAttempts, 3738 StatesRemovedByMinimization, 13 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 733 PreInvPairs, 880 NumberOfFragments, 1482 HoareAnnotationTreeSize, 733 FomulaSimplifications, 67611 FormulaSimplificationTreeSizeReduction, 0.5s HoareSimplificationTime, 9 FomulaSimplificationsInter, 52858 FormulaSimplificationTreeSizeReductionInter, 4.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.4s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 11.3s InterpolantComputationTime, 23080 NumberOfCodeBlocks, 23080 NumberOfCodeBlocksAsserted, 23 NumberOfCheckSat, 33545 ConstructedInterpolants, 0 QuantifiedInterpolants, 92822973 SizeOfPredicates, 4 NumberOfNonLiveVariables, 13759 ConjunctsInSsa, 38 ConjunctsInUnsatCore, 31 InterpolantComputations, 5 PerfectInterpolantSequences, 87693/93731 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...