./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label12_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_2b20ced8-0cc5-4836-98b9-bac24e512f5c/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_2b20ced8-0cc5-4836-98b9-bac24e512f5c/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_2b20ced8-0cc5-4836-98b9-bac24e512f5c/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_2b20ced8-0cc5-4836-98b9-bac24e512f5c/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label12_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_2b20ced8-0cc5-4836-98b9-bac24e512f5c/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_2b20ced8-0cc5-4836-98b9-bac24e512f5c/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 e52247c97e0196dba144205e35fb286f9d95e245 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 06:38:32,073 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 06:38:32,074 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 06:38:32,080 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 06:38:32,081 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 06:38:32,081 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 06:38:32,082 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 06:38:32,084 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 06:38:32,085 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 06:38:32,085 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 06:38:32,086 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 06:38:32,086 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 06:38:32,087 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 06:38:32,087 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 06:38:32,088 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 06:38:32,088 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 06:38:32,089 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 06:38:32,090 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 06:38:32,091 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 06:38:32,092 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 06:38:32,093 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 06:38:32,093 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 06:38:32,094 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 06:38:32,095 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 06:38:32,095 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 06:38:32,095 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 06:38:32,096 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 06:38:32,096 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 06:38:32,097 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 06:38:32,098 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 06:38:32,098 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 06:38:32,098 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 06:38:32,098 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 06:38:32,099 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 06:38:32,099 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 06:38:32,099 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 06:38:32,100 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_2b20ced8-0cc5-4836-98b9-bac24e512f5c/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-23 06:38:32,110 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 06:38:32,110 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 06:38:32,111 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 06:38:32,111 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 06:38:32,111 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-23 06:38:32,111 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-23 06:38:32,111 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-23 06:38:32,111 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-23 06:38:32,112 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-23 06:38:32,112 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-23 06:38:32,112 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-23 06:38:32,112 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-23 06:38:32,112 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-23 06:38:32,113 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 06:38:32,113 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 06:38:32,113 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 06:38:32,113 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 06:38:32,113 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 06:38:32,113 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 06:38:32,113 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 06:38:32,114 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 06:38:32,114 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 06:38:32,114 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 06:38:32,114 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 06:38:32,114 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 06:38:32,114 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 06:38:32,114 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 06:38:32,114 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 06:38:32,115 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 06:38:32,115 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 06:38:32,115 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 06:38:32,115 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 06:38:32,115 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 06:38:32,115 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-23 06:38:32,115 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 06:38:32,115 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 06:38:32,116 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-23 06:38:32,116 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_2b20ced8-0cc5-4836-98b9-bac24e512f5c/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 -> e52247c97e0196dba144205e35fb286f9d95e245 [2018-11-23 06:38:32,139 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 06:38:32,149 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 06:38:32,151 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 06:38:32,152 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 06:38:32,153 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 06:38:32,153 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_2b20ced8-0cc5-4836-98b9-bac24e512f5c/bin-2019/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem02_label12_true-unreach-call_false-termination.c [2018-11-23 06:38:32,197 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2b20ced8-0cc5-4836-98b9-bac24e512f5c/bin-2019/utaipan/data/d3a63110c/32f88b259cdf4d398f08dd2b51980126/FLAGa8c6b42cd [2018-11-23 06:38:32,659 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 06:38:32,660 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_2b20ced8-0cc5-4836-98b9-bac24e512f5c/sv-benchmarks/c/eca-rers2012/Problem02_label12_true-unreach-call_false-termination.c [2018-11-23 06:38:32,668 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2b20ced8-0cc5-4836-98b9-bac24e512f5c/bin-2019/utaipan/data/d3a63110c/32f88b259cdf4d398f08dd2b51980126/FLAGa8c6b42cd [2018-11-23 06:38:33,172 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_2b20ced8-0cc5-4836-98b9-bac24e512f5c/bin-2019/utaipan/data/d3a63110c/32f88b259cdf4d398f08dd2b51980126 [2018-11-23 06:38:33,174 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 06:38:33,175 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 06:38:33,175 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 06:38:33,175 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 06:38:33,178 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 06:38:33,179 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:38:33" (1/1) ... [2018-11-23 06:38:33,181 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56c8d80d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:38:33, skipping insertion in model container [2018-11-23 06:38:33,181 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:38:33" (1/1) ... [2018-11-23 06:38:33,188 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 06:38:33,222 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 06:38:33,464 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 06:38:33,468 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 06:38:33,533 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 06:38:33,542 INFO L195 MainTranslator]: Completed translation [2018-11-23 06:38:33,543 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:38:33 WrapperNode [2018-11-23 06:38:33,543 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 06:38:33,543 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 06:38:33,543 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 06:38:33,543 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 06:38:33,595 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:38:33" (1/1) ... [2018-11-23 06:38:33,606 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:38:33" (1/1) ... [2018-11-23 06:38:33,613 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 06:38:33,613 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 06:38:33,613 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 06:38:33,613 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 06:38:33,619 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:38:33" (1/1) ... [2018-11-23 06:38:33,620 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:38:33" (1/1) ... [2018-11-23 06:38:33,623 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:38:33" (1/1) ... [2018-11-23 06:38:33,623 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:38:33" (1/1) ... [2018-11-23 06:38:33,645 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:38:33" (1/1) ... [2018-11-23 06:38:33,655 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:38:33" (1/1) ... [2018-11-23 06:38:33,659 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:38:33" (1/1) ... [2018-11-23 06:38:33,664 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 06:38:33,664 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 06:38:33,664 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 06:38:33,665 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 06:38:33,665 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:38:33" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2b20ced8-0cc5-4836-98b9-bac24e512f5c/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 [2018-11-23 06:38:33,713 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-23 06:38:33,714 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 06:38:33,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 06:38:33,714 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-23 06:38:33,714 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-23 06:38:33,714 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 06:38:33,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 06:38:33,714 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 06:38:33,714 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 06:38:34,533 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 06:38:34,533 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-11-23 06:38:34,533 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:38:34 BoogieIcfgContainer [2018-11-23 06:38:34,533 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 06:38:34,534 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 06:38:34,534 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 06:38:34,537 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 06:38:34,537 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 06:38:33" (1/3) ... [2018-11-23 06:38:34,537 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11ca0935 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 06:38:34, skipping insertion in model container [2018-11-23 06:38:34,537 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:38:33" (2/3) ... [2018-11-23 06:38:34,538 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11ca0935 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 06:38:34, skipping insertion in model container [2018-11-23 06:38:34,538 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:38:34" (3/3) ... [2018-11-23 06:38:34,539 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem02_label12_true-unreach-call_false-termination.c [2018-11-23 06:38:34,545 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 06:38:34,551 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 06:38:34,560 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 06:38:34,583 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 06:38:34,583 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 06:38:34,584 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 06:38:34,584 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 06:38:34,584 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 06:38:34,584 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 06:38:34,584 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 06:38:34,584 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 06:38:34,601 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states. [2018-11-23 06:38:34,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-23 06:38:34,609 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 06:38:34,610 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 06:38:34,612 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 06:38:34,616 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 06:38:34,616 INFO L82 PathProgramCache]: Analyzing trace with hash -1251139866, now seen corresponding path program 1 times [2018-11-23 06:38:34,617 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 06:38:34,647 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:38:34,647 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 06:38:34,647 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:38:34,647 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 06:38:34,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:38:34,916 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:38:34,917 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 06:38:34,917 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 06:38:34,918 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 06:38:34,922 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 06:38:34,930 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 06:38:34,931 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 06:38:34,932 INFO L87 Difference]: Start difference. First operand 236 states. Second operand 3 states. [2018-11-23 06:38:35,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 06:38:35,520 INFO L93 Difference]: Finished difference Result 618 states and 1056 transitions. [2018-11-23 06:38:35,521 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 06:38:35,522 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 124 [2018-11-23 06:38:35,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 06:38:35,533 INFO L225 Difference]: With dead ends: 618 [2018-11-23 06:38:35,533 INFO L226 Difference]: Without dead ends: 380 [2018-11-23 06:38:35,536 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 06:38:35,547 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 380 states. [2018-11-23 06:38:35,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 380 to 380. [2018-11-23 06:38:35,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 380 states. [2018-11-23 06:38:35,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 380 states and 606 transitions. [2018-11-23 06:38:35,579 INFO L78 Accepts]: Start accepts. Automaton has 380 states and 606 transitions. Word has length 124 [2018-11-23 06:38:35,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 06:38:35,580 INFO L480 AbstractCegarLoop]: Abstraction has 380 states and 606 transitions. [2018-11-23 06:38:35,580 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 06:38:35,581 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 606 transitions. [2018-11-23 06:38:35,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-23 06:38:35,584 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 06:38:35,584 INFO L402 BasicCegarLoop]: trace histogram [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] [2018-11-23 06:38:35,584 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 06:38:35,584 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 06:38:35,585 INFO L82 PathProgramCache]: Analyzing trace with hash 1267937665, now seen corresponding path program 1 times [2018-11-23 06:38:35,585 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 06:38:35,586 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:38:35,586 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 06:38:35,586 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:38:35,586 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 06:38:35,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:38:35,753 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:38:35,753 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 06:38:35,753 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-23 06:38:35,754 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 06:38:35,755 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-23 06:38:35,755 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-23 06:38:35,755 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-23 06:38:35,755 INFO L87 Difference]: Start difference. First operand 380 states and 606 transitions. Second operand 5 states. [2018-11-23 06:38:36,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 06:38:36,236 INFO L93 Difference]: Finished difference Result 898 states and 1492 transitions. [2018-11-23 06:38:36,236 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-23 06:38:36,236 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 132 [2018-11-23 06:38:36,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 06:38:36,239 INFO L225 Difference]: With dead ends: 898 [2018-11-23 06:38:36,239 INFO L226 Difference]: Without dead ends: 379 [2018-11-23 06:38:36,241 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-23 06:38:36,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 379 states. [2018-11-23 06:38:36,249 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 379 to 379. [2018-11-23 06:38:36,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 379 states. [2018-11-23 06:38:36,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 379 states and 600 transitions. [2018-11-23 06:38:36,251 INFO L78 Accepts]: Start accepts. Automaton has 379 states and 600 transitions. Word has length 132 [2018-11-23 06:38:36,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 06:38:36,252 INFO L480 AbstractCegarLoop]: Abstraction has 379 states and 600 transitions. [2018-11-23 06:38:36,252 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-23 06:38:36,252 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 600 transitions. [2018-11-23 06:38:36,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-23 06:38:36,254 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 06:38:36,254 INFO L402 BasicCegarLoop]: trace histogram [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] [2018-11-23 06:38:36,254 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 06:38:36,254 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 06:38:36,254 INFO L82 PathProgramCache]: Analyzing trace with hash 1536784181, now seen corresponding path program 1 times [2018-11-23 06:38:36,255 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 06:38:36,255 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:38:36,255 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 06:38:36,256 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:38:36,256 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 06:38:36,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:38:36,455 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:38:36,455 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 06:38:36,455 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-23 06:38:36,455 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 06:38:36,456 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-23 06:38:36,456 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-23 06:38:36,456 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-23 06:38:36,456 INFO L87 Difference]: Start difference. First operand 379 states and 600 transitions. Second operand 5 states. [2018-11-23 06:38:36,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 06:38:36,933 INFO L93 Difference]: Finished difference Result 896 states and 1477 transitions. [2018-11-23 06:38:36,933 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-23 06:38:36,934 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 138 [2018-11-23 06:38:36,934 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 06:38:36,936 INFO L225 Difference]: With dead ends: 896 [2018-11-23 06:38:36,936 INFO L226 Difference]: Without dead ends: 378 [2018-11-23 06:38:36,937 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-23 06:38:36,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 378 states. [2018-11-23 06:38:36,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 378 to 378. [2018-11-23 06:38:36,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 378 states. [2018-11-23 06:38:36,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 378 states and 592 transitions. [2018-11-23 06:38:36,954 INFO L78 Accepts]: Start accepts. Automaton has 378 states and 592 transitions. Word has length 138 [2018-11-23 06:38:36,954 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 06:38:36,954 INFO L480 AbstractCegarLoop]: Abstraction has 378 states and 592 transitions. [2018-11-23 06:38:36,954 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-23 06:38:36,954 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 592 transitions. [2018-11-23 06:38:36,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-23 06:38:36,956 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 06:38:36,956 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 06:38:36,956 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 06:38:36,956 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 06:38:36,957 INFO L82 PathProgramCache]: Analyzing trace with hash -564169218, now seen corresponding path program 1 times [2018-11-23 06:38:36,957 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 06:38:36,957 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:38:36,958 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 06:38:36,958 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:38:36,958 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 06:38:36,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:38:37,051 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:38:37,051 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 06:38:37,051 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 06:38:37,051 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 06:38:37,052 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 06:38:37,052 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 06:38:37,052 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-23 06:38:37,052 INFO L87 Difference]: Start difference. First operand 378 states and 592 transitions. Second operand 6 states. [2018-11-23 06:38:37,878 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 06:38:37,878 INFO L93 Difference]: Finished difference Result 1186 states and 1935 transitions. [2018-11-23 06:38:37,879 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 06:38:37,879 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 146 [2018-11-23 06:38:37,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 06:38:37,883 INFO L225 Difference]: With dead ends: 1186 [2018-11-23 06:38:37,883 INFO L226 Difference]: Without dead ends: 814 [2018-11-23 06:38:37,884 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-23 06:38:37,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 814 states. [2018-11-23 06:38:37,905 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 814 to 803. [2018-11-23 06:38:37,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 803 states. [2018-11-23 06:38:37,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 803 states to 803 states and 1204 transitions. [2018-11-23 06:38:37,909 INFO L78 Accepts]: Start accepts. Automaton has 803 states and 1204 transitions. Word has length 146 [2018-11-23 06:38:37,909 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 06:38:37,909 INFO L480 AbstractCegarLoop]: Abstraction has 803 states and 1204 transitions. [2018-11-23 06:38:37,909 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 06:38:37,909 INFO L276 IsEmpty]: Start isEmpty. Operand 803 states and 1204 transitions. [2018-11-23 06:38:37,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-11-23 06:38:37,912 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 06:38:37,912 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 06:38:37,912 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 06:38:37,912 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 06:38:37,912 INFO L82 PathProgramCache]: Analyzing trace with hash 1274835258, now seen corresponding path program 1 times [2018-11-23 06:38:37,912 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 06:38:37,913 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:38:37,913 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 06:38:37,913 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:38:37,913 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 06:38:37,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:38:38,068 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:38:38,069 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 06:38:38,069 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-23 06:38:38,069 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 06:38:38,069 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-23 06:38:38,070 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-23 06:38:38,070 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-23 06:38:38,070 INFO L87 Difference]: Start difference. First operand 803 states and 1204 transitions. Second operand 5 states. [2018-11-23 06:38:38,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 06:38:38,642 INFO L93 Difference]: Finished difference Result 1744 states and 2660 transitions. [2018-11-23 06:38:38,642 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-23 06:38:38,642 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 148 [2018-11-23 06:38:38,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 06:38:38,646 INFO L225 Difference]: With dead ends: 1744 [2018-11-23 06:38:38,646 INFO L226 Difference]: Without dead ends: 800 [2018-11-23 06:38:38,648 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-23 06:38:38,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 800 states. [2018-11-23 06:38:38,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 800 to 800. [2018-11-23 06:38:38,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 800 states. [2018-11-23 06:38:38,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 800 states and 1186 transitions. [2018-11-23 06:38:38,667 INFO L78 Accepts]: Start accepts. Automaton has 800 states and 1186 transitions. Word has length 148 [2018-11-23 06:38:38,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 06:38:38,667 INFO L480 AbstractCegarLoop]: Abstraction has 800 states and 1186 transitions. [2018-11-23 06:38:38,667 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-23 06:38:38,667 INFO L276 IsEmpty]: Start isEmpty. Operand 800 states and 1186 transitions. [2018-11-23 06:38:38,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-23 06:38:38,669 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 06:38:38,670 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 06:38:38,670 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 06:38:38,670 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 06:38:38,670 INFO L82 PathProgramCache]: Analyzing trace with hash -1427723146, now seen corresponding path program 1 times [2018-11-23 06:38:38,670 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 06:38:38,671 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:38:38,671 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 06:38:38,671 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:38:38,671 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 06:38:38,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:38:38,844 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:38:38,844 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 06:38:38,845 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-23 06:38:38,845 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 06:38:38,845 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-23 06:38:38,845 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-23 06:38:38,845 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-23 06:38:38,845 INFO L87 Difference]: Start difference. First operand 800 states and 1186 transitions. Second operand 5 states. [2018-11-23 06:38:39,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 06:38:39,225 INFO L93 Difference]: Finished difference Result 1738 states and 2621 transitions. [2018-11-23 06:38:39,225 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-23 06:38:39,225 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 150 [2018-11-23 06:38:39,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 06:38:39,229 INFO L225 Difference]: With dead ends: 1738 [2018-11-23 06:38:39,229 INFO L226 Difference]: Without dead ends: 797 [2018-11-23 06:38:39,231 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-23 06:38:39,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 797 states. [2018-11-23 06:38:39,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 797 to 797. [2018-11-23 06:38:39,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 797 states. [2018-11-23 06:38:39,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 797 states to 797 states and 1165 transitions. [2018-11-23 06:38:39,250 INFO L78 Accepts]: Start accepts. Automaton has 797 states and 1165 transitions. Word has length 150 [2018-11-23 06:38:39,250 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 06:38:39,250 INFO L480 AbstractCegarLoop]: Abstraction has 797 states and 1165 transitions. [2018-11-23 06:38:39,250 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-23 06:38:39,250 INFO L276 IsEmpty]: Start isEmpty. Operand 797 states and 1165 transitions. [2018-11-23 06:38:39,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-23 06:38:39,252 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 06:38:39,252 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 06:38:39,253 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 06:38:39,253 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 06:38:39,253 INFO L82 PathProgramCache]: Analyzing trace with hash 392356590, now seen corresponding path program 1 times [2018-11-23 06:38:39,253 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 06:38:39,254 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:38:39,254 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 06:38:39,254 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:38:39,254 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 06:38:39,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:38:39,322 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:38:39,322 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 06:38:39,322 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 06:38:39,322 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 06:38:39,322 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 06:38:39,323 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 06:38:39,323 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-23 06:38:39,323 INFO L87 Difference]: Start difference. First operand 797 states and 1165 transitions. Second operand 6 states. [2018-11-23 06:38:39,901 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 06:38:39,901 INFO L93 Difference]: Finished difference Result 2367 states and 3607 transitions. [2018-11-23 06:38:39,901 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 06:38:39,901 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 154 [2018-11-23 06:38:39,901 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 06:38:39,905 INFO L225 Difference]: With dead ends: 2367 [2018-11-23 06:38:39,905 INFO L226 Difference]: Without dead ends: 1576 [2018-11-23 06:38:39,907 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-23 06:38:39,909 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1576 states. [2018-11-23 06:38:39,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1576 to 1550. [2018-11-23 06:38:39,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1550 states. [2018-11-23 06:38:39,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1550 states to 1550 states and 2217 transitions. [2018-11-23 06:38:39,934 INFO L78 Accepts]: Start accepts. Automaton has 1550 states and 2217 transitions. Word has length 154 [2018-11-23 06:38:39,934 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 06:38:39,934 INFO L480 AbstractCegarLoop]: Abstraction has 1550 states and 2217 transitions. [2018-11-23 06:38:39,934 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 06:38:39,934 INFO L276 IsEmpty]: Start isEmpty. Operand 1550 states and 2217 transitions. [2018-11-23 06:38:39,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-23 06:38:39,937 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 06:38:39,937 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-11-23 06:38:39,937 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 06:38:39,937 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 06:38:39,938 INFO L82 PathProgramCache]: Analyzing trace with hash 1102274855, now seen corresponding path program 1 times [2018-11-23 06:38:39,938 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 06:38:39,938 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:38:39,938 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 06:38:39,938 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:38:39,939 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 06:38:39,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:38:40,040 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 20 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:38:40,040 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 06:38:40,040 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 06:38:40,041 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 160 with the following transitions: [2018-11-23 06:38:40,042 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [25], [26], [30], [34], [38], [42], [53], [64], [68], [72], [75], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [283], [287], [298], [309], [313], [317], [321], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [547], [555], [563], [571], [579], [587], [595], [603], [611], [619], [627], [635], [643], [651], [659], [667], [671], [673], [863], [867], [876], [880], [882], [887], [888], [889], [891], [892] [2018-11-23 06:38:40,071 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 06:38:40,072 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 06:38:40,859 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 06:38:40,860 INFO L272 AbstractInterpreter]: Visited 129 different actions 380 times. Merged at 6 different actions 15 times. Never widened. Performed 4530 root evaluator evaluations with a maximum evaluation depth of 3. Performed 4530 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 3 fixpoints after 3 different actions. Largest state had 38 variables. [2018-11-23 06:38:40,886 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 06:38:40,887 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 06:38:40,887 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 06:38:40,887 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2b20ced8-0cc5-4836-98b9-bac24e512f5c/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 [2018-11-23 06:38:40,897 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 06:38:40,897 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 06:38:40,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:38:40,960 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 06:38:41,014 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 06:38:41,014 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 06:38:41,094 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 06:38:41,109 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-11-23 06:38:41,110 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [8] total 10 [2018-11-23 06:38:41,110 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 06:38:41,110 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 06:38:41,111 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 06:38:41,111 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-11-23 06:38:41,111 INFO L87 Difference]: Start difference. First operand 1550 states and 2217 transitions. Second operand 3 states. [2018-11-23 06:38:41,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 06:38:41,442 INFO L93 Difference]: Finished difference Result 3778 states and 5480 transitions. [2018-11-23 06:38:41,442 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 06:38:41,442 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 159 [2018-11-23 06:38:41,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 06:38:41,448 INFO L225 Difference]: With dead ends: 3778 [2018-11-23 06:38:41,448 INFO L226 Difference]: Without dead ends: 2234 [2018-11-23 06:38:41,451 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 329 GetRequests, 319 SyntacticMatches, 2 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-11-23 06:38:41,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2234 states. [2018-11-23 06:38:41,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2234 to 2234. [2018-11-23 06:38:41,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2234 states. [2018-11-23 06:38:41,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2234 states to 2234 states and 3084 transitions. [2018-11-23 06:38:41,483 INFO L78 Accepts]: Start accepts. Automaton has 2234 states and 3084 transitions. Word has length 159 [2018-11-23 06:38:41,484 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 06:38:41,484 INFO L480 AbstractCegarLoop]: Abstraction has 2234 states and 3084 transitions. [2018-11-23 06:38:41,484 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 06:38:41,484 INFO L276 IsEmpty]: Start isEmpty. Operand 2234 states and 3084 transitions. [2018-11-23 06:38:41,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-11-23 06:38:41,488 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 06:38:41,488 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, 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] [2018-11-23 06:38:41,489 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 06:38:41,489 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 06:38:41,489 INFO L82 PathProgramCache]: Analyzing trace with hash -188973714, now seen corresponding path program 1 times [2018-11-23 06:38:41,489 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 06:38:41,490 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:38:41,490 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 06:38:41,490 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:38:41,490 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 06:38:41,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:38:41,569 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 86 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:38:41,569 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 06:38:41,570 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 06:38:41,570 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 189 with the following transitions: [2018-11-23 06:38:41,570 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [30], [34], [38], [42], [53], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [107], [108], [112], [116], [120], [123], [124], [128], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [283], [287], [298], [309], [313], [317], [321], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [547], [555], [563], [571], [579], [587], [595], [603], [611], [619], [627], [635], [643], [651], [659], [667], [671], [673], [863], [867], [876], [880], [882], [887], [888], [889], [891], [892] [2018-11-23 06:38:41,574 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 06:38:41,574 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 06:38:41,759 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-23 06:38:41,759 INFO L272 AbstractInterpreter]: Visited 128 different actions 250 times. Merged at 4 different actions 4 times. Never widened. Performed 2820 root evaluator evaluations with a maximum evaluation depth of 3. Performed 2820 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 1 fixpoints after 1 different actions. Largest state had 38 variables. [2018-11-23 06:38:41,770 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 06:38:41,770 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-23 06:38:42,032 INFO L227 lantSequenceWeakener]: Weakened 185 states. On average, predicates are now at 82.64% of their original sizes. [2018-11-23 06:38:42,032 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-23 06:38:42,089 INFO L415 sIntCurrentIteration]: We unified 187 AI predicates to 187 [2018-11-23 06:38:42,089 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-23 06:38:42,090 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 06:38:42,090 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [6] total 14 [2018-11-23 06:38:42,090 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 06:38:42,090 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-23 06:38:42,091 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-23 06:38:42,091 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-23 06:38:42,091 INFO L87 Difference]: Start difference. First operand 2234 states and 3084 transitions. Second operand 10 states. [2018-11-23 06:38:46,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 06:38:46,162 INFO L93 Difference]: Finished difference Result 5418 states and 7466 transitions. [2018-11-23 06:38:46,162 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-11-23 06:38:46,163 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 188 [2018-11-23 06:38:46,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 06:38:46,169 INFO L225 Difference]: With dead ends: 5418 [2018-11-23 06:38:46,169 INFO L226 Difference]: Without dead ends: 3190 [2018-11-23 06:38:46,173 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 197 GetRequests, 179 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=99, Invalid=281, Unknown=0, NotChecked=0, Total=380 [2018-11-23 06:38:46,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3190 states. [2018-11-23 06:38:46,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3190 to 3121. [2018-11-23 06:38:46,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3121 states. [2018-11-23 06:38:46,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3121 states to 3121 states and 4090 transitions. [2018-11-23 06:38:46,211 INFO L78 Accepts]: Start accepts. Automaton has 3121 states and 4090 transitions. Word has length 188 [2018-11-23 06:38:46,212 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 06:38:46,212 INFO L480 AbstractCegarLoop]: Abstraction has 3121 states and 4090 transitions. [2018-11-23 06:38:46,212 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-23 06:38:46,212 INFO L276 IsEmpty]: Start isEmpty. Operand 3121 states and 4090 transitions. [2018-11-23 06:38:46,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-11-23 06:38:46,216 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 06:38:46,216 INFO L402 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 06:38:46,217 INFO L423 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 06:38:46,217 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 06:38:46,217 INFO L82 PathProgramCache]: Analyzing trace with hash -773432166, now seen corresponding path program 1 times [2018-11-23 06:38:46,217 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 06:38:46,218 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:38:46,218 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 06:38:46,218 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:38:46,218 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 06:38:46,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:38:46,284 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 20 proven. 65 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 06:38:46,284 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 06:38:46,284 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 06:38:46,284 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 207 with the following transitions: [2018-11-23 06:38:46,285 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [25], [26], [30], [34], [38], [42], [53], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [283], [287], [298], [309], [312], [313], [317], [321], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [547], [555], [563], [571], [579], [587], [595], [603], [611], [619], [627], [635], [643], [651], [659], [667], [671], [673], [863], [867], [876], [880], [882], [887], [888], [889], [891], [892] [2018-11-23 06:38:46,288 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 06:38:46,288 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 06:38:46,455 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-23 06:38:46,455 INFO L272 AbstractInterpreter]: Visited 128 different actions 379 times. Merged at 6 different actions 15 times. Never widened. Performed 4375 root evaluator evaluations with a maximum evaluation depth of 3. Performed 4375 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 3 fixpoints after 3 different actions. Largest state had 38 variables. [2018-11-23 06:38:46,462 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 06:38:46,462 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-23 06:38:46,662 INFO L227 lantSequenceWeakener]: Weakened 203 states. On average, predicates are now at 84.65% of their original sizes. [2018-11-23 06:38:46,663 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-23 06:38:46,716 INFO L415 sIntCurrentIteration]: We unified 205 AI predicates to 205 [2018-11-23 06:38:46,716 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-23 06:38:46,716 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 06:38:46,716 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [4] total 11 [2018-11-23 06:38:46,717 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 06:38:46,718 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-23 06:38:46,718 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-23 06:38:46,718 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-23 06:38:46,718 INFO L87 Difference]: Start difference. First operand 3121 states and 4090 transitions. Second operand 9 states. [2018-11-23 06:38:49,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 06:38:49,316 INFO L93 Difference]: Finished difference Result 8221 states and 11064 transitions. [2018-11-23 06:38:49,316 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-11-23 06:38:49,316 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 206 [2018-11-23 06:38:49,317 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 06:38:49,326 INFO L225 Difference]: With dead ends: 8221 [2018-11-23 06:38:49,326 INFO L226 Difference]: Without dead ends: 5106 [2018-11-23 06:38:49,332 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 213 GetRequests, 198 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=68, Invalid=204, Unknown=0, NotChecked=0, Total=272 [2018-11-23 06:38:49,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5106 states. [2018-11-23 06:38:49,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5106 to 5059. [2018-11-23 06:38:49,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5059 states. [2018-11-23 06:38:49,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5059 states to 5059 states and 6377 transitions. [2018-11-23 06:38:49,397 INFO L78 Accepts]: Start accepts. Automaton has 5059 states and 6377 transitions. Word has length 206 [2018-11-23 06:38:49,397 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 06:38:49,397 INFO L480 AbstractCegarLoop]: Abstraction has 5059 states and 6377 transitions. [2018-11-23 06:38:49,398 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-23 06:38:49,398 INFO L276 IsEmpty]: Start isEmpty. Operand 5059 states and 6377 transitions. [2018-11-23 06:38:49,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-11-23 06:38:49,403 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 06:38:49,404 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-23 06:38:49,404 INFO L423 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 06:38:49,404 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 06:38:49,404 INFO L82 PathProgramCache]: Analyzing trace with hash -1050205186, now seen corresponding path program 1 times [2018-11-23 06:38:49,404 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 06:38:49,405 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:38:49,405 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 06:38:49,405 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:38:49,405 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 06:38:49,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:38:49,477 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 06:38:49,478 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 06:38:49,478 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 06:38:49,478 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 06:38:49,478 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 06:38:49,478 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 06:38:49,478 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 06:38:49,479 INFO L87 Difference]: Start difference. First operand 5059 states and 6377 transitions. Second operand 3 states. [2018-11-23 06:38:49,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 06:38:49,799 INFO L93 Difference]: Finished difference Result 10119 states and 12803 transitions. [2018-11-23 06:38:49,799 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 06:38:49,799 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 230 [2018-11-23 06:38:49,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 06:38:49,813 INFO L225 Difference]: With dead ends: 10119 [2018-11-23 06:38:49,813 INFO L226 Difference]: Without dead ends: 5066 [2018-11-23 06:38:49,823 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 06:38:49,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5066 states. [2018-11-23 06:38:49,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5066 to 4867. [2018-11-23 06:38:49,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4867 states. [2018-11-23 06:38:49,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4867 states to 4867 states and 5899 transitions. [2018-11-23 06:38:49,907 INFO L78 Accepts]: Start accepts. Automaton has 4867 states and 5899 transitions. Word has length 230 [2018-11-23 06:38:49,907 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 06:38:49,907 INFO L480 AbstractCegarLoop]: Abstraction has 4867 states and 5899 transitions. [2018-11-23 06:38:49,907 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 06:38:49,908 INFO L276 IsEmpty]: Start isEmpty. Operand 4867 states and 5899 transitions. [2018-11-23 06:38:49,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2018-11-23 06:38:49,919 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 06:38:49,919 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, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 06:38:49,919 INFO L423 AbstractCegarLoop]: === Iteration 12 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 06:38:49,919 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 06:38:49,920 INFO L82 PathProgramCache]: Analyzing trace with hash -1876584024, now seen corresponding path program 1 times [2018-11-23 06:38:49,920 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 06:38:49,920 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:38:49,920 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 06:38:49,920 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:38:49,920 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 06:38:49,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:38:50,123 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 223 proven. 38 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-23 06:38:50,123 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 06:38:50,124 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 06:38:50,124 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 296 with the following transitions: [2018-11-23 06:38:50,124 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [30], [34], [38], [42], [53], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [123], [124], [128], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [260], [263], [267], [268], [272], [283], [287], [298], [309], [313], [317], [321], [324], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [547], [555], [563], [571], [579], [587], [595], [603], [611], [619], [627], [635], [643], [651], [659], [667], [671], [673], [863], [867], [876], [880], [882], [887], [888], [889], [891], [892] [2018-11-23 06:38:50,127 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 06:38:50,127 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 06:38:50,438 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 06:38:50,438 INFO L272 AbstractInterpreter]: Visited 132 different actions 386 times. Merged at 7 different actions 16 times. Never widened. Performed 4571 root evaluator evaluations with a maximum evaluation depth of 3. Performed 4571 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 4 fixpoints after 2 different actions. Largest state had 38 variables. [2018-11-23 06:38:50,446 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 06:38:50,446 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 06:38:50,446 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 06:38:50,446 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2b20ced8-0cc5-4836-98b9-bac24e512f5c/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 [2018-11-23 06:38:50,454 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 06:38:50,455 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 06:38:50,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:38:50,536 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 06:38:50,630 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 258 proven. 2 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 06:38:50,630 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 06:38:50,714 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 258 proven. 2 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 06:38:50,729 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-23 06:38:50,729 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5, 5] total 13 [2018-11-23 06:38:50,729 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-23 06:38:50,730 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-11-23 06:38:50,730 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-11-23 06:38:50,730 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2018-11-23 06:38:50,730 INFO L87 Difference]: Start difference. First operand 4867 states and 5899 transitions. Second operand 11 states. [2018-11-23 06:38:53,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 06:38:53,071 INFO L93 Difference]: Finished difference Result 14177 states and 18452 transitions. [2018-11-23 06:38:53,071 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2018-11-23 06:38:53,072 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 295 [2018-11-23 06:38:53,072 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 06:38:53,072 INFO L225 Difference]: With dead ends: 14177 [2018-11-23 06:38:53,072 INFO L226 Difference]: Without dead ends: 0 [2018-11-23 06:38:53,100 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 645 GetRequests, 603 SyntacticMatches, 4 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 334 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=357, Invalid=1203, Unknown=0, NotChecked=0, Total=1560 [2018-11-23 06:38:53,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-23 06:38:53,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-23 06:38:53,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-23 06:38:53,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-23 06:38:53,101 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 295 [2018-11-23 06:38:53,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 06:38:53,101 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 06:38:53,101 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-11-23 06:38:53,101 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 06:38:53,101 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 06:38:53,105 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-23 06:38:53,252 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:38:53,262 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:38:53,264 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:38:53,266 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:38:53,291 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:38:53,301 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:38:53,303 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:38:53,304 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:38:53,307 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:38:53,310 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:38:53,324 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:38:53,330 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:38:53,331 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:38:53,335 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:38:53,344 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:38:53,345 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:38:53,354 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:38:53,360 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:38:53,363 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:38:53,367 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:38:53,368 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:38:53,373 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:38:53,375 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:38:53,384 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:38:53,399 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:38:53,411 WARN L180 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 112 [2018-11-23 06:38:53,420 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:38:53,438 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:38:53,439 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:38:53,440 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:38:53,441 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:38:53,443 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:38:53,451 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:38:53,455 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:38:53,456 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:38:53,459 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:38:53,463 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:38:53,464 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:38:53,465 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:38:53,468 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:38:53,471 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:38:53,473 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:38:53,475 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:38:53,476 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:38:53,481 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:38:53,492 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:38:53,498 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:38:54,430 WARN L180 SmtUtils]: Spent 848.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 90 [2018-11-23 06:38:54,647 WARN L180 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 56 [2018-11-23 06:38:54,846 WARN L180 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 63 [2018-11-23 06:38:54,848 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-23 06:38:54,848 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (<= ~a17~0 |old(~a17~0)|) (= |old(~a28~0)| ~a28~0) (= |old(~a19~0)| ~a19~0) (= |old(~a25~0)| ~a25~0)) [2018-11-23 06:38:54,848 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-23 06:38:54,848 INFO L448 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:38:54,848 INFO L448 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:38:54,848 INFO L448 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:38:54,848 INFO L448 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:38:54,848 INFO L448 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:38:54,849 INFO L448 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2018-11-23 06:38:54,849 INFO L448 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2018-11-23 06:38:54,849 INFO L448 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2018-11-23 06:38:54,849 INFO L448 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2018-11-23 06:38:54,849 INFO L448 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2018-11-23 06:38:54,849 INFO L448 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2018-11-23 06:38:54,849 INFO L448 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2018-11-23 06:38:54,849 INFO L448 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2018-11-23 06:38:54,849 INFO L448 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2018-11-23 06:38:54,849 INFO L448 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2018-11-23 06:38:54,849 INFO L448 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2018-11-23 06:38:54,849 INFO L448 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2018-11-23 06:38:54,849 INFO L448 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2018-11-23 06:38:54,849 INFO L448 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:38:54,849 INFO L448 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:38:54,849 INFO L448 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:38:54,849 INFO L448 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:38:54,849 INFO L448 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2018-11-23 06:38:54,849 INFO L448 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:38:54,849 INFO L448 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2018-11-23 06:38:54,849 INFO L448 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2018-11-23 06:38:54,849 INFO L448 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2018-11-23 06:38:54,849 INFO L448 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2018-11-23 06:38:54,849 INFO L448 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2018-11-23 06:38:54,850 INFO L448 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2018-11-23 06:38:54,850 INFO L448 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2018-11-23 06:38:54,850 INFO L448 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2018-11-23 06:38:54,850 INFO L448 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2018-11-23 06:38:54,850 INFO L448 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2018-11-23 06:38:54,850 INFO L448 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2018-11-23 06:38:54,850 INFO L448 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2018-11-23 06:38:54,850 INFO L448 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2018-11-23 06:38:54,850 INFO L448 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2018-11-23 06:38:54,850 INFO L448 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2018-11-23 06:38:54,850 INFO L448 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:38:54,850 INFO L448 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:38:54,850 INFO L448 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:38:54,850 INFO L448 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:38:54,850 INFO L448 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:38:54,850 INFO L448 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2018-11-23 06:38:54,850 INFO L448 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2018-11-23 06:38:54,850 INFO L448 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2018-11-23 06:38:54,850 INFO L448 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2018-11-23 06:38:54,851 INFO L448 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2018-11-23 06:38:54,851 INFO L448 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-11-23 06:38:54,851 INFO L448 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2018-11-23 06:38:54,851 INFO L448 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2018-11-23 06:38:54,851 INFO L448 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2018-11-23 06:38:54,851 INFO L448 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2018-11-23 06:38:54,851 INFO L448 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2018-11-23 06:38:54,851 INFO L448 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:38:54,851 INFO L448 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:38:54,851 INFO L448 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:38:54,851 INFO L448 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:38:54,851 INFO L448 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:38:54,851 INFO L448 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2018-11-23 06:38:54,851 INFO L448 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2018-11-23 06:38:54,851 INFO L448 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2018-11-23 06:38:54,852 INFO L448 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2018-11-23 06:38:54,852 INFO L448 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2018-11-23 06:38:54,852 INFO L448 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2018-11-23 06:38:54,852 INFO L448 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2018-11-23 06:38:54,852 INFO L448 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2018-11-23 06:38:54,852 INFO L448 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2018-11-23 06:38:54,852 INFO L448 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2018-11-23 06:38:54,852 INFO L448 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2018-11-23 06:38:54,852 INFO L448 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2018-11-23 06:38:54,852 INFO L448 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2018-11-23 06:38:54,852 INFO L448 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:38:54,852 INFO L448 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:38:54,852 INFO L448 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:38:54,852 INFO L448 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:38:54,852 INFO L448 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:38:54,853 INFO L448 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2018-11-23 06:38:54,853 INFO L448 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2018-11-23 06:38:54,853 INFO L448 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-11-23 06:38:54,853 INFO L448 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2018-11-23 06:38:54,853 INFO L448 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-11-23 06:38:54,853 INFO L448 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2018-11-23 06:38:54,853 INFO L448 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2018-11-23 06:38:54,853 INFO L448 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2018-11-23 06:38:54,853 INFO L448 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2018-11-23 06:38:54,853 INFO L448 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2018-11-23 06:38:54,853 INFO L448 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2018-11-23 06:38:54,853 INFO L448 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2018-11-23 06:38:54,853 INFO L448 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2018-11-23 06:38:54,853 INFO L448 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-11-23 06:38:54,854 INFO L448 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2018-11-23 06:38:54,854 INFO L448 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2018-11-23 06:38:54,854 INFO L448 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:38:54,854 INFO L448 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:38:54,854 INFO L448 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:38:54,854 INFO L448 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:38:54,854 INFO L448 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2018-11-23 06:38:54,854 INFO L448 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:38:54,854 INFO L448 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2018-11-23 06:38:54,854 INFO L448 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:38:54,854 INFO L448 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2018-11-23 06:38:54,854 INFO L448 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2018-11-23 06:38:54,854 INFO L448 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2018-11-23 06:38:54,854 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:38:54,855 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:38:54,855 INFO L448 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2018-11-23 06:38:54,855 INFO L448 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-11-23 06:38:54,855 INFO L448 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2018-11-23 06:38:54,855 INFO L448 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2018-11-23 06:38:54,855 INFO L448 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-11-23 06:38:54,855 INFO L448 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2018-11-23 06:38:54,855 INFO L448 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2018-11-23 06:38:54,855 INFO L448 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2018-11-23 06:38:54,855 INFO L448 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2018-11-23 06:38:54,855 INFO L448 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2018-11-23 06:38:54,855 INFO L448 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2018-11-23 06:38:54,855 INFO L448 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:38:54,855 INFO L448 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:38:54,855 INFO L448 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:38:54,855 INFO L448 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:38:54,855 INFO L448 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:38:54,855 INFO L448 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:38:54,855 INFO L448 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2018-11-23 06:38:54,855 INFO L448 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2018-11-23 06:38:54,855 INFO L448 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2018-11-23 06:38:54,855 INFO L448 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2018-11-23 06:38:54,855 INFO L448 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-11-23 06:38:54,856 INFO L448 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2018-11-23 06:38:54,856 INFO L448 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2018-11-23 06:38:54,856 INFO L448 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2018-11-23 06:38:54,856 INFO L448 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2018-11-23 06:38:54,856 INFO L448 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2018-11-23 06:38:54,856 INFO L448 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2018-11-23 06:38:54,856 INFO L448 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:38:54,856 INFO L448 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:38:54,856 INFO L448 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:38:54,856 INFO L448 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:38:54,856 INFO L448 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:38:54,856 INFO L448 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:38:54,856 INFO L448 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2018-11-23 06:38:54,856 INFO L448 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2018-11-23 06:38:54,856 INFO L448 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2018-11-23 06:38:54,856 INFO L448 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2018-11-23 06:38:54,856 INFO L448 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2018-11-23 06:38:54,856 INFO L448 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2018-11-23 06:38:54,856 INFO L448 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2018-11-23 06:38:54,856 INFO L448 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2018-11-23 06:38:54,856 INFO L448 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2018-11-23 06:38:54,856 INFO L448 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2018-11-23 06:38:54,856 INFO L448 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2018-11-23 06:38:54,856 INFO L448 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2018-11-23 06:38:54,856 INFO L448 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2018-11-23 06:38:54,856 INFO L448 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2018-11-23 06:38:54,856 INFO L448 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:38:54,857 INFO L448 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:38:54,857 INFO L448 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:38:54,857 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse11 (= 1 |old(~a11~0)|)) (.cse13 (= 1 |old(~a19~0)|)) (.cse19 (= 1 |old(~a25~0)|)) (.cse12 (not (= ~a11~0 1))) (.cse23 (<= ~a17~0 |old(~a17~0)|)) (.cse9 (= |old(~a28~0)| ~a28~0)) (.cse24 (= |old(~a19~0)| ~a19~0)) (.cse10 (= |old(~a25~0)| ~a25~0))) (let ((.cse2 (= 0 |old(~a28~0)|)) (.cse4 (= |calculate_output_#in~input| 0)) (.cse7 (< 0 |old(~a19~0)|)) (.cse3 (not (= 8 |old(~a17~0)|))) (.cse16 (= 8 ~a17~0)) (.cse17 (= 1 ~a19~0)) (.cse6 (and .cse23 .cse9 .cse24 .cse10)) (.cse21 (and .cse23 .cse9 .cse24 .cse10 .cse12)) (.cse20 (= 9 |old(~a28~0)|)) (.cse22 (< |old(~a28~0)| 10)) (.cse8 (< 7 |old(~a17~0)|)) (.cse0 (not (= 1 ~a21~0))) (.cse14 (not (= 7 |old(~a28~0)|))) (.cse5 (not .cse19)) (.cse1 (not .cse13)) (.cse18 (not .cse11)) (.cse15 (= 1 ~a11~0))) (and (or .cse0 (= ~a11~0 0) .cse1 .cse2 (not (= 0 |old(~a11~0)|)) .cse3 .cse4) (or .cse0 .cse5 .cse6 .cse7 .cse8) (or .cse0 .cse1 .cse2 .cse3 .cse4 (and .cse9 (= ~a17~0 8) .cse10 (= ~a19~0 1))) (or .cse0 .cse11 .cse1 .cse2 .cse3 .cse12 .cse4) (or .cse13 .cse0 .cse14 .cse3 (and (= 7 ~a28~0) (not (= ~a25~0 1)) .cse15 .cse16 (not .cse17)) .cse18 .cse19) (or .cse0 .cse11 .cse12 .cse5 .cse20) (or .cse0 .cse11 .cse21 .cse7 .cse8) (or .cse0 .cse6 .cse5 .cse20 (< |old(~a19~0)| 1)) (or (and .cse15 .cse16) .cse0 (not (= 10 |old(~a28~0)|)) .cse5 .cse1 .cse3 .cse18) (or .cse0 .cse5 .cse1 .cse3 (and .cse15 (= 1 ~a25~0) (= 9 ~a28~0) .cse16 .cse17) (not .cse20) .cse18) (or .cse6 .cse0 .cse22 .cse8) (or .cse13 .cse0 .cse11 .cse21 .cse8 .cse19) (or .cse13 .cse0 .cse11 .cse21 .cse20) (or .cse0 .cse11 .cse22 .cse8 .cse12) (or .cse0 .cse14 .cse5 .cse1 .cse18 (and .cse15 (= 7 ~a17~0)) (not (= 7 |old(~a17~0)|)))))) [2018-11-23 06:38:54,857 INFO L448 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:38:54,857 INFO L448 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:38:54,857 INFO L448 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:38:54,857 INFO L448 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2018-11-23 06:38:54,857 INFO L448 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2018-11-23 06:38:54,857 INFO L448 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2018-11-23 06:38:54,858 INFO L448 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-11-23 06:38:54,858 INFO L448 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-11-23 06:38:54,858 INFO L448 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2018-11-23 06:38:54,858 INFO L448 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2018-11-23 06:38:54,858 INFO L448 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-11-23 06:38:54,858 INFO L448 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2018-11-23 06:38:54,858 INFO L448 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2018-11-23 06:38:54,858 INFO L448 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2018-11-23 06:38:54,858 INFO L448 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2018-11-23 06:38:54,858 INFO L448 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2018-11-23 06:38:54,858 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 526) no Hoare annotation was computed. [2018-11-23 06:38:54,858 INFO L448 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:38:54,858 INFO L448 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:38:54,859 INFO L448 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:38:54,859 INFO L448 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:38:54,859 INFO L448 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:38:54,859 INFO L448 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:38:54,859 INFO L448 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2018-11-23 06:38:54,859 INFO L448 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2018-11-23 06:38:54,859 INFO L448 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2018-11-23 06:38:54,859 INFO L448 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2018-11-23 06:38:54,859 INFO L448 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2018-11-23 06:38:54,859 INFO L448 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2018-11-23 06:38:54,859 INFO L448 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2018-11-23 06:38:54,859 INFO L448 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2018-11-23 06:38:54,859 INFO L448 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2018-11-23 06:38:54,859 INFO L448 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2018-11-23 06:38:54,859 INFO L448 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2018-11-23 06:38:54,860 INFO L448 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2018-11-23 06:38:54,860 INFO L448 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2018-11-23 06:38:54,860 INFO L448 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2018-11-23 06:38:54,860 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2018-11-23 06:38:54,860 INFO L448 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2018-11-23 06:38:54,860 INFO L448 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:38:54,860 INFO L448 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:38:54,860 INFO L448 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:38:54,860 INFO L448 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:38:54,860 INFO L448 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:38:54,860 INFO L448 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2018-11-23 06:38:54,860 INFO L448 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2018-11-23 06:38:54,860 INFO L448 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2018-11-23 06:38:54,860 INFO L448 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2018-11-23 06:38:54,861 INFO L448 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2018-11-23 06:38:54,861 INFO L448 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2018-11-23 06:38:54,861 INFO L448 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2018-11-23 06:38:54,861 INFO L448 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-11-23 06:38:54,861 INFO L448 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2018-11-23 06:38:54,861 INFO L448 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2018-11-23 06:38:54,861 INFO L448 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2018-11-23 06:38:54,861 INFO L448 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2018-11-23 06:38:54,861 INFO L448 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2018-11-23 06:38:54,861 INFO L448 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2018-11-23 06:38:54,861 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2018-11-23 06:38:54,861 INFO L448 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2018-11-23 06:38:54,861 INFO L448 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2018-11-23 06:38:54,861 INFO L448 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2018-11-23 06:38:54,861 INFO L448 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2018-11-23 06:38:54,862 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-23 06:38:54,862 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a11~0 0) (= ~a25~0 0) (= ~a17~0 8) (= ~a19~0 1) (= ~a28~0 7) (= ~a21~0 1)) [2018-11-23 06:38:54,862 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-23 06:38:54,862 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-23 06:38:54,862 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (and (= ~a11~0 0) (= ~a25~0 0) (= ~a17~0 8) (= ~a19~0 1) (= ~a28~0 7)) (not (= 1 ~a21~0)) (not (= 7 |old(~a28~0)|)) (not (= 1 |old(~a19~0)|)) (not (= 0 |old(~a11~0)|)) (not (= 8 |old(~a17~0)|)) (not (= 0 |old(~a25~0)|))) [2018-11-23 06:38:54,862 INFO L444 ceAbstractionStarter]: At program point L606-2(lines 606 616) the Hoare annotation is: (let ((.cse7 (= ~a19~0 1))) (let ((.cse0 (<= ~a17~0 7)) (.cse4 (= 1 ~a25~0)) (.cse2 (not (= ~a25~0 1))) (.cse5 (<= ~a17~0 |old(~a17~0)|)) (.cse1 (not .cse7)) (.cse3 (not (= ~a11~0 1))) (.cse6 (not (= ~a28~0 9)))) (or (and .cse0 (<= 10 ~a28~0)) (not (= 1 ~a21~0)) (and .cse1 .cse0 .cse2 .cse3) (not (= 0 |old(~a11~0)|)) (and .cse0 (<= ~a19~0 0) .cse4) (not (= 1 |old(~a19~0)|)) (and .cse5 .cse4 .cse6 (<= 1 ~a19~0)) (not (= 8 |old(~a17~0)|)) (not (= 7 |old(~a28~0)|)) (and (= 7 ~a28~0) .cse2 (= 8 ~a17~0)) (and .cse5 .cse1 .cse3 .cse6) (not (= 0 |old(~a25~0)|)) (and (not (= ~a28~0 0)) (= ~a17~0 8) .cse7)))) [2018-11-23 06:38:54,862 INFO L448 ceAbstractionStarter]: For program point L606-3(lines 600 617) no Hoare annotation was computed. [2018-11-23 06:38:54,862 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2018-11-23 06:38:54,863 INFO L444 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (let ((.cse4 (= ~a19~0 1))) (let ((.cse2 (not (= ~a25~0 1))) (.cse1 (not .cse4)) (.cse3 (not (= ~a11~0 1))) (.cse5 (= 8 ~a17~0)) (.cse6 (= 1 ~a19~0)) (.cse0 (<= ~a17~0 7)) (.cse7 (<= ~a17~0 |old(~a17~0)|)) (.cse9 (= 1 ~a25~0)) (.cse8 (not (= ~a28~0 9)))) (or (and .cse0 (<= 10 ~a28~0)) (not (= 1 ~a21~0)) (not (= 7 |old(~a28~0)|)) (and .cse1 .cse0 .cse2 .cse3) (not (= 0 |old(~a11~0)|)) (and (not (= main_~input~0 0)) (not (= ~a28~0 0)) (= ~a17~0 8) .cse4) (and (= 7 ~a28~0) .cse2 .cse5 (not .cse6)) (and .cse7 .cse1 .cse3 .cse8) (and (= 1 ~a11~0) .cse9 .cse5 .cse6) (not (= 0 |old(~a25~0)|)) (and .cse0 (<= ~a19~0 0) .cse9) (not (= 1 |old(~a19~0)|)) (and .cse7 .cse9 .cse8 (<= 1 ~a19~0)) (not (= 8 |old(~a17~0)|))))) [2018-11-23 06:38:54,863 INFO L448 ceAbstractionStarter]: For program point L614-1(line 614) no Hoare annotation was computed. [2018-11-23 06:38:54,863 INFO L448 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2018-11-23 06:38:54,872 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 06:38:54 BoogieIcfgContainer [2018-11-23 06:38:54,872 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 06:38:54,873 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 06:38:54,873 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 06:38:54,873 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 06:38:54,873 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:38:34" (3/4) ... [2018-11-23 06:38:54,876 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 06:38:54,881 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-23 06:38:54,882 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-23 06:38:54,882 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-23 06:38:54,891 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-23 06:38:54,892 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-23 06:38:54,915 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((a17 <= 7 && 10 <= a28) || !(1 == a21)) || (((!(a19 == 1) && a17 <= 7) && !(a25 == 1)) && !(a11 == 1))) || !(0 == \old(a11))) || ((a17 <= 7 && a19 <= 0) && 1 == a25)) || !(1 == \old(a19))) || (((a17 <= \old(a17) && 1 == a25) && !(a28 == 9)) && 1 <= a19)) || !(8 == \old(a17))) || !(7 == \old(a28))) || ((7 == a28 && !(a25 == 1)) && 8 == a17)) || (((a17 <= \old(a17) && !(a19 == 1)) && !(a11 == 1)) && !(a28 == 9))) || !(0 == \old(a25))) || ((!(a28 == 0) && a17 == 8) && a19 == 1) [2018-11-23 06:38:54,984 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_2b20ced8-0cc5-4836-98b9-bac24e512f5c/bin-2019/utaipan/witness.graphml [2018-11-23 06:38:54,984 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 06:38:54,985 INFO L168 Benchmark]: Toolchain (without parser) took 21810.55 ms. Allocated memory was 1.0 GB in the beginning and 1.9 GB in the end (delta: 909.6 MB). Free memory was 955.5 MB in the beginning and 1.1 GB in the end (delta: -105.6 MB). Peak memory consumption was 804.0 MB. Max. memory is 11.5 GB. [2018-11-23 06:38:54,985 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 06:38:54,987 INFO L168 Benchmark]: CACSL2BoogieTranslator took 367.53 ms. Allocated memory is still 1.0 GB. Free memory was 955.5 MB in the beginning and 923.3 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-11-23 06:38:54,987 INFO L168 Benchmark]: Boogie Procedure Inliner took 69.84 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 923.3 MB in the beginning and 1.1 GB in the end (delta: -206.6 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. [2018-11-23 06:38:54,987 INFO L168 Benchmark]: Boogie Preprocessor took 50.99 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-23 06:38:54,988 INFO L168 Benchmark]: RCFGBuilder took 869.02 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 97.9 MB). Peak memory consumption was 97.9 MB. Max. memory is 11.5 GB. [2018-11-23 06:38:54,988 INFO L168 Benchmark]: TraceAbstraction took 20338.47 ms. Allocated memory was 1.2 GB in the beginning and 1.9 GB in the end (delta: 775.4 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -56.8 MB). Peak memory consumption was 718.6 MB. Max. memory is 11.5 GB. [2018-11-23 06:38:54,988 INFO L168 Benchmark]: Witness Printer took 111.53 ms. Allocated memory is still 1.9 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 19.7 MB). Peak memory consumption was 19.7 MB. Max. memory is 11.5 GB. [2018-11-23 06:38:54,990 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 367.53 ms. Allocated memory is still 1.0 GB. Free memory was 955.5 MB in the beginning and 923.3 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 69.84 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 923.3 MB in the beginning and 1.1 GB in the end (delta: -206.6 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 50.99 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 869.02 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 97.9 MB). Peak memory consumption was 97.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 20338.47 ms. Allocated memory was 1.2 GB in the beginning and 1.9 GB in the end (delta: 775.4 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -56.8 MB). Peak memory consumption was 718.6 MB. Max. memory is 11.5 GB. * Witness Printer took 111.53 ms. Allocated memory is still 1.9 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 19.7 MB). Peak memory consumption was 19.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 526]: 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: 606]: Loop Invariant Derived loop invariant: ((((((((((((a17 <= 7 && 10 <= a28) || !(1 == a21)) || (((!(a19 == 1) && a17 <= 7) && !(a25 == 1)) && !(a11 == 1))) || !(0 == \old(a11))) || ((a17 <= 7 && a19 <= 0) && 1 == a25)) || !(1 == \old(a19))) || (((a17 <= \old(a17) && 1 == a25) && !(a28 == 9)) && 1 <= a19)) || !(8 == \old(a17))) || !(7 == \old(a28))) || ((7 == a28 && !(a25 == 1)) && 8 == a17)) || (((a17 <= \old(a17) && !(a19 == 1)) && !(a11 == 1)) && !(a28 == 9))) || !(0 == \old(a25))) || ((!(a28 == 0) && a17 == 8) && a19 == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 236 locations, 1 error locations. SAFE Result, 20.2s OverallTime, 12 OverallIterations, 4 TraceHistogramMax, 13.7s AutomataDifference, 0.0s DeadEndRemovalTime, 1.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 2041 SDtfs, 8523 SDslu, 2088 SDs, 0 SdLazy, 13054 SolverSat, 2368 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 7.5s Time, PredicateUnifierStatistics: 4 DeclaredPredicates, 1443 GetRequests, 1324 SyntacticMatches, 12 SemanticMatches, 107 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 437 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=5059occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 1.5s AbstIntTime, 4 AbstIntIterations, 2 AbstIntStrong, 0.9976101304383629 AbsIntWeakeningRatio, 0.1683673469387755 AbsIntAvgWeakeningVarsNumRemoved, 26.357142857142858 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 12 MinimizatonAttempts, 352 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 230 PreInvPairs, 454 NumberOfFragments, 769 HoareAnnotationTreeSize, 230 FomulaSimplifications, 11221 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 7 FomulaSimplificationsInter, 5409 FormulaSimplificationTreeSizeReductionInter, 1.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 2524 NumberOfCodeBlocks, 2524 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 2962 ConstructedInterpolants, 0 QuantifiedInterpolants, 2221749 SizeOfPredicates, 3 NumberOfNonLiveVariables, 1011 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 16 InterpolantComputations, 10 PerfectInterpolantSequences, 1285/1416 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...