./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem11_label52_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_28d91058-2bf6-4658-a4ff-c5d03a6a5f8f/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_28d91058-2bf6-4658-a4ff-c5d03a6a5f8f/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_28d91058-2bf6-4658-a4ff-c5d03a6a5f8f/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_28d91058-2bf6-4658-a4ff-c5d03a6a5f8f/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem11_label52_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_28d91058-2bf6-4658-a4ff-c5d03a6a5f8f/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_28d91058-2bf6-4658-a4ff-c5d03a6a5f8f/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 5cfaf62e1cdcc975c66b2a0c66e609c8cf7f16b1 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 00:44:11,226 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 00:44:11,227 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 00:44:11,233 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 00:44:11,233 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 00:44:11,234 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 00:44:11,234 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 00:44:11,235 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 00:44:11,236 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 00:44:11,236 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 00:44:11,237 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 00:44:11,237 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 00:44:11,237 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 00:44:11,238 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 00:44:11,238 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 00:44:11,239 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 00:44:11,239 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 00:44:11,240 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 00:44:11,241 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 00:44:11,242 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 00:44:11,242 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 00:44:11,243 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 00:44:11,244 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 00:44:11,244 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 00:44:11,244 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 00:44:11,244 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 00:44:11,245 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 00:44:11,245 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 00:44:11,246 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 00:44:11,246 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 00:44:11,246 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 00:44:11,247 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 00:44:11,247 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 00:44:11,247 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 00:44:11,248 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 00:44:11,248 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 00:44:11,248 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_28d91058-2bf6-4658-a4ff-c5d03a6a5f8f/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-09 00:44:11,255 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 00:44:11,255 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 00:44:11,256 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 00:44:11,256 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 00:44:11,256 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-09 00:44:11,256 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-09 00:44:11,256 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-09 00:44:11,256 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-09 00:44:11,257 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-09 00:44:11,257 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-09 00:44:11,257 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-09 00:44:11,257 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-09 00:44:11,257 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-09 00:44:11,257 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 00:44:11,257 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 00:44:11,257 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 00:44:11,258 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 00:44:11,258 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 00:44:11,258 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 00:44:11,258 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 00:44:11,258 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 00:44:11,258 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 00:44:11,258 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 00:44:11,258 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 00:44:11,258 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 00:44:11,258 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 00:44:11,258 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 00:44:11,259 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 00:44:11,259 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 00:44:11,259 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 00:44:11,259 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 00:44:11,259 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 00:44:11,259 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-09 00:44:11,259 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 00:44:11,259 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 00:44:11,259 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-09 00:44:11,259 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_28d91058-2bf6-4658-a4ff-c5d03a6a5f8f/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 -> 5cfaf62e1cdcc975c66b2a0c66e609c8cf7f16b1 [2018-12-09 00:44:11,277 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 00:44:11,286 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 00:44:11,289 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 00:44:11,290 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 00:44:11,290 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 00:44:11,291 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_28d91058-2bf6-4658-a4ff-c5d03a6a5f8f/bin-2019/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem11_label52_true-unreach-call.c [2018-12-09 00:44:11,332 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_28d91058-2bf6-4658-a4ff-c5d03a6a5f8f/bin-2019/utaipan/data/483f9716a/41e087882ca3444cac21a2571cd1fb47/FLAG730e3c59b [2018-12-09 00:44:11,819 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 00:44:11,819 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_28d91058-2bf6-4658-a4ff-c5d03a6a5f8f/sv-benchmarks/c/eca-rers2012/Problem11_label52_true-unreach-call.c [2018-12-09 00:44:11,827 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_28d91058-2bf6-4658-a4ff-c5d03a6a5f8f/bin-2019/utaipan/data/483f9716a/41e087882ca3444cac21a2571cd1fb47/FLAG730e3c59b [2018-12-09 00:44:11,836 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_28d91058-2bf6-4658-a4ff-c5d03a6a5f8f/bin-2019/utaipan/data/483f9716a/41e087882ca3444cac21a2571cd1fb47 [2018-12-09 00:44:11,838 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 00:44:11,839 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 00:44:11,839 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 00:44:11,839 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 00:44:11,841 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 00:44:11,842 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:44:11" (1/1) ... [2018-12-09 00:44:11,843 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@870cb06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:44:11, skipping insertion in model container [2018-12-09 00:44:11,844 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:44:11" (1/1) ... [2018-12-09 00:44:11,848 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 00:44:11,881 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 00:44:12,107 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 00:44:12,110 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 00:44:12,254 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 00:44:12,264 INFO L195 MainTranslator]: Completed translation [2018-12-09 00:44:12,264 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:44:12 WrapperNode [2018-12-09 00:44:12,264 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 00:44:12,265 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 00:44:12,265 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 00:44:12,265 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 00:44:12,270 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:44:12" (1/1) ... [2018-12-09 00:44:12,281 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:44:12" (1/1) ... [2018-12-09 00:44:12,286 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 00:44:12,286 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 00:44:12,286 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 00:44:12,286 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 00:44:12,293 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:44:12" (1/1) ... [2018-12-09 00:44:12,293 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:44:12" (1/1) ... [2018-12-09 00:44:12,296 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:44:12" (1/1) ... [2018-12-09 00:44:12,296 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:44:12" (1/1) ... [2018-12-09 00:44:12,318 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:44:12" (1/1) ... [2018-12-09 00:44:12,325 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:44:12" (1/1) ... [2018-12-09 00:44:12,330 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:44:12" (1/1) ... [2018-12-09 00:44:12,335 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 00:44:12,336 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 00:44:12,336 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 00:44:12,336 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 00:44:12,336 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:44:12" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_28d91058-2bf6-4658-a4ff-c5d03a6a5f8f/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 00:44:12,370 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-09 00:44:12,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-09 00:44:12,370 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-12-09 00:44:12,370 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-12-09 00:44:12,370 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 00:44:12,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 00:44:12,370 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-09 00:44:12,370 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-09 00:44:13,314 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 00:44:13,315 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-12-09 00:44:13,315 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:44:13 BoogieIcfgContainer [2018-12-09 00:44:13,315 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 00:44:13,316 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-09 00:44:13,316 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-09 00:44:13,318 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-09 00:44:13,319 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 12:44:11" (1/3) ... [2018-12-09 00:44:13,320 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@393659a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 12:44:13, skipping insertion in model container [2018-12-09 00:44:13,320 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:44:12" (2/3) ... [2018-12-09 00:44:13,320 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@393659a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 12:44:13, skipping insertion in model container [2018-12-09 00:44:13,320 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:44:13" (3/3) ... [2018-12-09 00:44:13,322 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem11_label52_true-unreach-call.c [2018-12-09 00:44:13,328 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-09 00:44:13,333 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-09 00:44:13,343 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-09 00:44:13,364 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-09 00:44:13,364 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-09 00:44:13,365 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-09 00:44:13,365 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 00:44:13,365 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 00:44:13,365 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-09 00:44:13,365 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 00:44:13,365 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-09 00:44:13,380 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states. [2018-12-09 00:44:13,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-12-09 00:44:13,386 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 00:44:13,386 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] [2018-12-09 00:44:13,388 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 00:44:13,391 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:44:13,392 INFO L82 PathProgramCache]: Analyzing trace with hash 1581984787, now seen corresponding path program 1 times [2018-12-09 00:44:13,393 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 00:44:13,424 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:44:13,424 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:44:13,424 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:44:13,424 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 00:44:13,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:44:13,583 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:44:13,585 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 00:44:13,585 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 00:44:13,585 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 00:44:13,589 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 00:44:13,597 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 00:44:13,597 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 00:44:13,598 INFO L87 Difference]: Start difference. First operand 292 states. Second operand 3 states. [2018-12-09 00:44:14,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 00:44:14,334 INFO L93 Difference]: Finished difference Result 787 states and 1379 transitions. [2018-12-09 00:44:14,335 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 00:44:14,336 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 58 [2018-12-09 00:44:14,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 00:44:14,344 INFO L225 Difference]: With dead ends: 787 [2018-12-09 00:44:14,344 INFO L226 Difference]: Without dead ends: 433 [2018-12-09 00:44:14,348 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 00:44:14,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 433 states. [2018-12-09 00:44:14,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 433 to 426. [2018-12-09 00:44:14,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 426 states. [2018-12-09 00:44:14,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 426 states and 678 transitions. [2018-12-09 00:44:14,390 INFO L78 Accepts]: Start accepts. Automaton has 426 states and 678 transitions. Word has length 58 [2018-12-09 00:44:14,390 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 00:44:14,391 INFO L480 AbstractCegarLoop]: Abstraction has 426 states and 678 transitions. [2018-12-09 00:44:14,391 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 00:44:14,391 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 678 transitions. [2018-12-09 00:44:14,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-12-09 00:44:14,393 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 00:44:14,394 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-12-09 00:44:14,394 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 00:44:14,394 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:44:14,394 INFO L82 PathProgramCache]: Analyzing trace with hash 1626208929, now seen corresponding path program 1 times [2018-12-09 00:44:14,395 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 00:44:14,395 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:44:14,395 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:44:14,396 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:44:14,396 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 00:44:14,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:44:14,495 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:44:14,495 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 00:44:14,495 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-09 00:44:14,495 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 00:44:14,496 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-09 00:44:14,496 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-09 00:44:14,496 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-09 00:44:14,497 INFO L87 Difference]: Start difference. First operand 426 states and 678 transitions. Second operand 5 states. [2018-12-09 00:44:15,279 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 00:44:15,279 INFO L93 Difference]: Finished difference Result 1259 states and 2034 transitions. [2018-12-09 00:44:15,280 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-09 00:44:15,280 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 133 [2018-12-09 00:44:15,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 00:44:15,284 INFO L225 Difference]: With dead ends: 1259 [2018-12-09 00:44:15,284 INFO L226 Difference]: Without dead ends: 839 [2018-12-09 00:44:15,285 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-12-09 00:44:15,287 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 839 states. [2018-12-09 00:44:15,310 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 839 to 627. [2018-12-09 00:44:15,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 627 states. [2018-12-09 00:44:15,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 627 states and 934 transitions. [2018-12-09 00:44:15,312 INFO L78 Accepts]: Start accepts. Automaton has 627 states and 934 transitions. Word has length 133 [2018-12-09 00:44:15,313 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 00:44:15,313 INFO L480 AbstractCegarLoop]: Abstraction has 627 states and 934 transitions. [2018-12-09 00:44:15,313 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-09 00:44:15,313 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 934 transitions. [2018-12-09 00:44:15,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-12-09 00:44:15,315 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 00:44:15,315 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-12-09 00:44:15,316 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 00:44:15,316 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:44:15,316 INFO L82 PathProgramCache]: Analyzing trace with hash -1025717770, now seen corresponding path program 1 times [2018-12-09 00:44:15,316 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 00:44:15,317 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:44:15,317 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:44:15,317 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:44:15,317 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 00:44:15,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:44:15,412 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:44:15,412 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 00:44:15,413 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-09 00:44:15,413 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 00:44:15,413 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-09 00:44:15,413 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-09 00:44:15,414 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-09 00:44:15,414 INFO L87 Difference]: Start difference. First operand 627 states and 934 transitions. Second operand 5 states. [2018-12-09 00:44:16,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 00:44:16,428 INFO L93 Difference]: Finished difference Result 1872 states and 2846 transitions. [2018-12-09 00:44:16,428 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-09 00:44:16,429 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 144 [2018-12-09 00:44:16,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 00:44:16,434 INFO L225 Difference]: With dead ends: 1872 [2018-12-09 00:44:16,434 INFO L226 Difference]: Without dead ends: 1251 [2018-12-09 00:44:16,436 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-12-09 00:44:16,437 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1251 states. [2018-12-09 00:44:16,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1251 to 1032. [2018-12-09 00:44:16,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1032 states. [2018-12-09 00:44:16,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1032 states to 1032 states and 1433 transitions. [2018-12-09 00:44:16,465 INFO L78 Accepts]: Start accepts. Automaton has 1032 states and 1433 transitions. Word has length 144 [2018-12-09 00:44:16,465 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 00:44:16,465 INFO L480 AbstractCegarLoop]: Abstraction has 1032 states and 1433 transitions. [2018-12-09 00:44:16,465 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-09 00:44:16,465 INFO L276 IsEmpty]: Start isEmpty. Operand 1032 states and 1433 transitions. [2018-12-09 00:44:16,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-12-09 00:44:16,468 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 00:44:16,469 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-12-09 00:44:16,469 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 00:44:16,469 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:44:16,469 INFO L82 PathProgramCache]: Analyzing trace with hash 485557948, now seen corresponding path program 1 times [2018-12-09 00:44:16,469 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 00:44:16,470 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:44:16,470 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:44:16,470 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:44:16,470 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 00:44:16,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:44:16,624 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 46 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:44:16,625 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 00:44:16,625 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 00:44:16,625 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 190 with the following transitions: [2018-12-09 00:44:16,627 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [373], [375], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [762], [766], [769], [772], [776], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-12-09 00:44:16,654 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 00:44:16,654 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 00:44:17,122 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 00:44:17,123 INFO L272 AbstractInterpreter]: Visited 139 different actions 403 times. Merged at 4 different actions 7 times. Never widened. Performed 5623 root evaluator evaluations with a maximum evaluation depth of 9. Performed 5623 inverse root evaluator evaluations with a maximum inverse evaluation depth of 9. Found 1 fixpoints after 1 different actions. Largest state had 28 variables. [2018-12-09 00:44:17,130 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:44:17,131 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 00:44:17,131 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 00:44:17,132 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_28d91058-2bf6-4658-a4ff-c5d03a6a5f8f/bin-2019/utaipan/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 00:44:17,140 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:44:17,140 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 00:44:17,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:44:17,196 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 00:44:17,263 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:44:17,264 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 00:44:17,331 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:44:17,346 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-12-09 00:44:17,346 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [8] total 9 [2018-12-09 00:44:17,347 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 00:44:17,347 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 00:44:17,347 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 00:44:17,347 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2018-12-09 00:44:17,347 INFO L87 Difference]: Start difference. First operand 1032 states and 1433 transitions. Second operand 3 states. [2018-12-09 00:44:17,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 00:44:17,987 INFO L93 Difference]: Finished difference Result 2662 states and 3820 transitions. [2018-12-09 00:44:17,988 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 00:44:17,988 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 189 [2018-12-09 00:44:17,988 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 00:44:17,994 INFO L225 Difference]: With dead ends: 2662 [2018-12-09 00:44:17,995 INFO L226 Difference]: Without dead ends: 1636 [2018-12-09 00:44:17,997 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 387 GetRequests, 378 SyntacticMatches, 2 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2018-12-09 00:44:17,999 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1636 states. [2018-12-09 00:44:18,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1636 to 1629. [2018-12-09 00:44:18,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1629 states. [2018-12-09 00:44:18,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1629 states to 1629 states and 2257 transitions. [2018-12-09 00:44:18,031 INFO L78 Accepts]: Start accepts. Automaton has 1629 states and 2257 transitions. Word has length 189 [2018-12-09 00:44:18,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 00:44:18,031 INFO L480 AbstractCegarLoop]: Abstraction has 1629 states and 2257 transitions. [2018-12-09 00:44:18,031 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 00:44:18,032 INFO L276 IsEmpty]: Start isEmpty. Operand 1629 states and 2257 transitions. [2018-12-09 00:44:18,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-12-09 00:44:18,035 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 00:44:18,035 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 00:44:18,035 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 00:44:18,035 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:44:18,036 INFO L82 PathProgramCache]: Analyzing trace with hash -968397358, now seen corresponding path program 1 times [2018-12-09 00:44:18,036 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 00:44:18,036 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:44:18,036 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:44:18,036 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:44:18,037 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 00:44:18,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:44:18,137 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 102 proven. 68 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-09 00:44:18,138 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 00:44:18,138 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 00:44:18,138 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 214 with the following transitions: [2018-12-09 00:44:18,138 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [373], [375], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [506], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [550], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-12-09 00:44:18,140 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 00:44:18,140 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 00:44:18,257 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-09 00:44:18,257 INFO L272 AbstractInterpreter]: Visited 88 different actions 88 times. Never merged. Never widened. Performed 980 root evaluator evaluations with a maximum evaluation depth of 14. Performed 980 inverse root evaluator evaluations with a maximum inverse evaluation depth of 14. Never found a fixpoint. Largest state had 28 variables. [2018-12-09 00:44:18,258 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:44:18,259 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-09 00:44:18,517 INFO L227 lantSequenceWeakener]: Weakened 204 states. On average, predicates are now at 73.7% of their original sizes. [2018-12-09 00:44:18,517 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-09 00:44:18,536 INFO L418 sIntCurrentIteration]: We unified 212 AI predicates to 212 [2018-12-09 00:44:18,536 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-09 00:44:18,537 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-09 00:44:18,537 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 10 [2018-12-09 00:44:18,537 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 00:44:18,537 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 00:44:18,538 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 00:44:18,538 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-09 00:44:18,538 INFO L87 Difference]: Start difference. First operand 1629 states and 2257 transitions. Second operand 6 states. [2018-12-09 00:44:47,004 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 00:44:47,004 INFO L93 Difference]: Finished difference Result 3442 states and 4724 transitions. [2018-12-09 00:44:47,004 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-09 00:44:47,004 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 213 [2018-12-09 00:44:47,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 00:44:47,010 INFO L225 Difference]: With dead ends: 3442 [2018-12-09 00:44:47,010 INFO L226 Difference]: Without dead ends: 1819 [2018-12-09 00:44:47,013 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 213 GetRequests, 208 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-12-09 00:44:47,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1819 states. [2018-12-09 00:44:47,043 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1819 to 1818. [2018-12-09 00:44:47,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1818 states. [2018-12-09 00:44:47,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1818 states to 1818 states and 2455 transitions. [2018-12-09 00:44:47,046 INFO L78 Accepts]: Start accepts. Automaton has 1818 states and 2455 transitions. Word has length 213 [2018-12-09 00:44:47,047 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 00:44:47,047 INFO L480 AbstractCegarLoop]: Abstraction has 1818 states and 2455 transitions. [2018-12-09 00:44:47,047 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 00:44:47,047 INFO L276 IsEmpty]: Start isEmpty. Operand 1818 states and 2455 transitions. [2018-12-09 00:44:47,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2018-12-09 00:44:47,052 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 00:44:47,052 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2018-12-09 00:44:47,052 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 00:44:47,052 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:44:47,052 INFO L82 PathProgramCache]: Analyzing trace with hash -345352455, now seen corresponding path program 1 times [2018-12-09 00:44:47,052 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 00:44:47,053 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:44:47,053 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:44:47,053 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:44:47,053 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 00:44:47,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:44:47,172 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 227 proven. 72 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-12-09 00:44:47,172 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 00:44:47,172 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 00:44:47,172 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 330 with the following transitions: [2018-12-09 00:44:47,173 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [373], [375], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [506], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [550], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [710], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-12-09 00:44:47,176 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 00:44:47,176 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 00:44:47,382 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-09 00:44:47,382 INFO L272 AbstractInterpreter]: Visited 125 different actions 244 times. Merged at 4 different actions 4 times. Never widened. Performed 3139 root evaluator evaluations with a maximum evaluation depth of 16. Performed 3139 inverse root evaluator evaluations with a maximum inverse evaluation depth of 16. Found 1 fixpoints after 1 different actions. Largest state had 28 variables. [2018-12-09 00:44:47,384 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:44:47,384 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-09 00:44:47,626 INFO L227 lantSequenceWeakener]: Weakened 326 states. On average, predicates are now at 75.44% of their original sizes. [2018-12-09 00:44:47,626 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-09 00:44:47,666 INFO L418 sIntCurrentIteration]: We unified 328 AI predicates to 328 [2018-12-09 00:44:47,666 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-09 00:44:47,666 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-09 00:44:47,667 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [6] total 14 [2018-12-09 00:44:47,667 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 00:44:47,667 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-09 00:44:47,667 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-09 00:44:47,667 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-12-09 00:44:47,667 INFO L87 Difference]: Start difference. First operand 1818 states and 2455 transitions. Second operand 10 states. [2018-12-09 00:45:41,228 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 00:45:41,228 INFO L93 Difference]: Finished difference Result 3830 states and 5227 transitions. [2018-12-09 00:45:41,228 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-12-09 00:45:41,228 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 329 [2018-12-09 00:45:41,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 00:45:41,232 INFO L225 Difference]: With dead ends: 3830 [2018-12-09 00:45:41,232 INFO L226 Difference]: Without dead ends: 2207 [2018-12-09 00:45:41,234 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 337 GetRequests, 320 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=92, Invalid=250, Unknown=0, NotChecked=0, Total=342 [2018-12-09 00:45:41,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2207 states. [2018-12-09 00:45:41,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2207 to 2201. [2018-12-09 00:45:41,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2201 states. [2018-12-09 00:45:41,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2201 states to 2201 states and 2925 transitions. [2018-12-09 00:45:41,256 INFO L78 Accepts]: Start accepts. Automaton has 2201 states and 2925 transitions. Word has length 329 [2018-12-09 00:45:41,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 00:45:41,256 INFO L480 AbstractCegarLoop]: Abstraction has 2201 states and 2925 transitions. [2018-12-09 00:45:41,256 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-09 00:45:41,256 INFO L276 IsEmpty]: Start isEmpty. Operand 2201 states and 2925 transitions. [2018-12-09 00:45:41,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 331 [2018-12-09 00:45:41,260 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 00:45:41,260 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 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] [2018-12-09 00:45:41,260 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 00:45:41,260 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:45:41,260 INFO L82 PathProgramCache]: Analyzing trace with hash 321357208, now seen corresponding path program 1 times [2018-12-09 00:45:41,260 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 00:45:41,261 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:45:41,261 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:45:41,261 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:45:41,261 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 00:45:41,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:45:41,373 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 310 proven. 2 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-09 00:45:41,374 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 00:45:41,374 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 00:45:41,374 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 331 with the following transitions: [2018-12-09 00:45:41,374 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [373], [375], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [510], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [550], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [710], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-12-09 00:45:41,376 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 00:45:41,376 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 00:45:41,741 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 00:45:41,741 INFO L272 AbstractInterpreter]: Visited 126 different actions 371 times. Merged at 6 different actions 15 times. Never widened. Performed 4946 root evaluator evaluations with a maximum evaluation depth of 18. Performed 4946 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 3 fixpoints after 3 different actions. Largest state had 28 variables. [2018-12-09 00:45:41,742 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:45:41,743 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 00:45:41,743 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 00:45:41,743 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_28d91058-2bf6-4658-a4ff-c5d03a6a5f8f/bin-2019/utaipan/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 00:45:41,749 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:45:41,749 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 00:45:41,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:45:41,801 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 00:45:41,847 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 159 proven. 0 refuted. 0 times theorem prover too weak. 223 trivial. 0 not checked. [2018-12-09 00:45:41,847 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 00:45:41,907 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 159 proven. 0 refuted. 0 times theorem prover too weak. 223 trivial. 0 not checked. [2018-12-09 00:45:41,922 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-12-09 00:45:41,923 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [6] total 8 [2018-12-09 00:45:41,923 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 00:45:41,923 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 00:45:41,923 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 00:45:41,923 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2018-12-09 00:45:41,924 INFO L87 Difference]: Start difference. First operand 2201 states and 2925 transitions. Second operand 3 states. [2018-12-09 00:45:42,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 00:45:42,443 INFO L93 Difference]: Finished difference Result 4973 states and 6942 transitions. [2018-12-09 00:45:42,443 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 00:45:42,443 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 330 [2018-12-09 00:45:42,444 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 00:45:42,452 INFO L225 Difference]: With dead ends: 4973 [2018-12-09 00:45:42,452 INFO L226 Difference]: Without dead ends: 3350 [2018-12-09 00:45:42,455 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 665 GetRequests, 658 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2018-12-09 00:45:42,458 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3350 states. [2018-12-09 00:45:42,502 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3350 to 3348. [2018-12-09 00:45:42,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3348 states. [2018-12-09 00:45:42,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3348 states to 3348 states and 4417 transitions. [2018-12-09 00:45:42,509 INFO L78 Accepts]: Start accepts. Automaton has 3348 states and 4417 transitions. Word has length 330 [2018-12-09 00:45:42,510 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 00:45:42,510 INFO L480 AbstractCegarLoop]: Abstraction has 3348 states and 4417 transitions. [2018-12-09 00:45:42,510 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 00:45:42,510 INFO L276 IsEmpty]: Start isEmpty. Operand 3348 states and 4417 transitions. [2018-12-09 00:45:42,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2018-12-09 00:45:42,515 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 00:45:42,516 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 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] [2018-12-09 00:45:42,516 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 00:45:42,516 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:45:42,516 INFO L82 PathProgramCache]: Analyzing trace with hash 1706715984, now seen corresponding path program 1 times [2018-12-09 00:45:42,516 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 00:45:42,517 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:45:42,517 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:45:42,517 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:45:42,517 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 00:45:42,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:45:42,638 INFO L134 CoverageAnalysis]: Checked inductivity of 386 backedges. 159 proven. 0 refuted. 0 times theorem prover too weak. 227 trivial. 0 not checked. [2018-12-09 00:45:42,638 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 00:45:42,639 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 00:45:42,639 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 00:45:42,639 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 00:45:42,639 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 00:45:42,639 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 00:45:42,640 INFO L87 Difference]: Start difference. First operand 3348 states and 4417 transitions. Second operand 3 states. [2018-12-09 00:45:43,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 00:45:43,124 INFO L93 Difference]: Finished difference Result 6685 states and 9111 transitions. [2018-12-09 00:45:43,125 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 00:45:43,125 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 334 [2018-12-09 00:45:43,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 00:45:43,131 INFO L225 Difference]: With dead ends: 6685 [2018-12-09 00:45:43,131 INFO L226 Difference]: Without dead ends: 3915 [2018-12-09 00:45:43,134 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 00:45:43,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3915 states. [2018-12-09 00:45:43,168 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3915 to 3913. [2018-12-09 00:45:43,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3913 states. [2018-12-09 00:45:43,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3913 states to 3913 states and 5143 transitions. [2018-12-09 00:45:43,172 INFO L78 Accepts]: Start accepts. Automaton has 3913 states and 5143 transitions. Word has length 334 [2018-12-09 00:45:43,173 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 00:45:43,173 INFO L480 AbstractCegarLoop]: Abstraction has 3913 states and 5143 transitions. [2018-12-09 00:45:43,173 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 00:45:43,173 INFO L276 IsEmpty]: Start isEmpty. Operand 3913 states and 5143 transitions. [2018-12-09 00:45:43,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 337 [2018-12-09 00:45:43,177 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 00:45:43,177 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 00:45:43,177 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 00:45:43,177 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:45:43,177 INFO L82 PathProgramCache]: Analyzing trace with hash -1517736955, now seen corresponding path program 1 times [2018-12-09 00:45:43,177 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 00:45:43,178 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:45:43,178 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:45:43,178 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:45:43,178 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 00:45:43,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:45:43,343 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 229 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:45:43,343 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 00:45:43,343 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 00:45:43,343 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 337 with the following transitions: [2018-12-09 00:45:43,343 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [373], [375], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [762], [766], [769], [772], [776], [777], [781], [785], [789], [793], [797], [808], [812], [816], [820], [824], [828], [832], [843], [847], [851], [854], [857], [861], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-12-09 00:45:43,346 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 00:45:43,347 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 00:45:43,526 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 00:45:43,526 INFO L272 AbstractInterpreter]: Visited 156 different actions 454 times. Merged at 4 different actions 7 times. Never widened. Performed 6436 root evaluator evaluations with a maximum evaluation depth of 9. Performed 6436 inverse root evaluator evaluations with a maximum inverse evaluation depth of 9. Found 1 fixpoints after 1 different actions. Largest state had 28 variables. [2018-12-09 00:45:43,528 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:45:43,528 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 00:45:43,528 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 00:45:43,528 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_28d91058-2bf6-4658-a4ff-c5d03a6a5f8f/bin-2019/utaipan/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 00:45:43,534 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:45:43,534 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 00:45:43,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:45:43,584 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 00:45:43,619 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2018-12-09 00:45:43,619 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 00:45:43,663 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2018-12-09 00:45:43,678 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-12-09 00:45:43,678 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [6] total 8 [2018-12-09 00:45:43,678 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 00:45:43,679 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 00:45:43,679 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 00:45:43,679 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2018-12-09 00:45:43,679 INFO L87 Difference]: Start difference. First operand 3913 states and 5143 transitions. Second operand 3 states. [2018-12-09 00:45:44,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 00:45:44,174 INFO L93 Difference]: Finished difference Result 8779 states and 11902 transitions. [2018-12-09 00:45:44,174 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 00:45:44,174 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 336 [2018-12-09 00:45:44,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 00:45:44,183 INFO L225 Difference]: With dead ends: 8779 [2018-12-09 00:45:44,183 INFO L226 Difference]: Without dead ends: 5444 [2018-12-09 00:45:44,187 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 677 GetRequests, 671 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2018-12-09 00:45:44,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5444 states. [2018-12-09 00:45:44,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5444 to 5434. [2018-12-09 00:45:44,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5434 states. [2018-12-09 00:45:44,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5434 states to 5434 states and 7084 transitions. [2018-12-09 00:45:44,234 INFO L78 Accepts]: Start accepts. Automaton has 5434 states and 7084 transitions. Word has length 336 [2018-12-09 00:45:44,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 00:45:44,235 INFO L480 AbstractCegarLoop]: Abstraction has 5434 states and 7084 transitions. [2018-12-09 00:45:44,235 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 00:45:44,235 INFO L276 IsEmpty]: Start isEmpty. Operand 5434 states and 7084 transitions. [2018-12-09 00:45:44,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 371 [2018-12-09 00:45:44,240 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 00:45:44,240 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-12-09 00:45:44,240 INFO L423 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 00:45:44,240 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:45:44,241 INFO L82 PathProgramCache]: Analyzing trace with hash -1250293766, now seen corresponding path program 1 times [2018-12-09 00:45:44,241 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 00:45:44,241 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:45:44,241 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:45:44,241 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:45:44,241 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 00:45:44,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:45:44,369 INFO L134 CoverageAnalysis]: Checked inductivity of 415 backedges. 343 proven. 2 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-09 00:45:44,369 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 00:45:44,369 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 00:45:44,369 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 371 with the following transitions: [2018-12-09 00:45:44,370 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [373], [375], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [510], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [710], [711], [715], [719], [723], [727], [731], [735], [738], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-12-09 00:45:44,372 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 00:45:44,372 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 00:45:44,724 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 00:45:44,724 INFO L272 AbstractInterpreter]: Visited 133 different actions 392 times. Merged at 6 different actions 15 times. Never widened. Performed 5322 root evaluator evaluations with a maximum evaluation depth of 18. Performed 5322 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 3 fixpoints after 3 different actions. Largest state had 28 variables. [2018-12-09 00:45:44,725 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:45:44,726 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 00:45:44,726 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 00:45:44,726 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_28d91058-2bf6-4658-a4ff-c5d03a6a5f8f/bin-2019/utaipan/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 00:45:44,731 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:45:44,731 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 00:45:44,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:45:44,783 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 00:45:45,059 INFO L134 CoverageAnalysis]: Checked inductivity of 415 backedges. 343 proven. 2 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-09 00:45:45,059 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 00:45:45,364 INFO L134 CoverageAnalysis]: Checked inductivity of 415 backedges. 343 proven. 2 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-09 00:45:45,379 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-09 00:45:45,379 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7, 8] total 15 [2018-12-09 00:45:45,379 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-09 00:45:45,379 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-12-09 00:45:45,379 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-12-09 00:45:45,379 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=166, Unknown=0, NotChecked=0, Total=210 [2018-12-09 00:45:45,380 INFO L87 Difference]: Start difference. First operand 5434 states and 7084 transitions. Second operand 11 states. [2018-12-09 00:45:47,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 00:45:47,834 INFO L93 Difference]: Finished difference Result 11832 states and 16237 transitions. [2018-12-09 00:45:47,835 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2018-12-09 00:45:47,835 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 370 [2018-12-09 00:45:47,836 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 00:45:47,858 INFO L225 Difference]: With dead ends: 11832 [2018-12-09 00:45:47,858 INFO L226 Difference]: Without dead ends: 6780 [2018-12-09 00:45:47,867 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 803 GetRequests, 758 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 493 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=483, Invalid=1679, Unknown=0, NotChecked=0, Total=2162 [2018-12-09 00:45:47,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6780 states. [2018-12-09 00:45:47,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6780 to 5905. [2018-12-09 00:45:47,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5905 states. [2018-12-09 00:45:47,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5905 states to 5905 states and 7234 transitions. [2018-12-09 00:45:47,944 INFO L78 Accepts]: Start accepts. Automaton has 5905 states and 7234 transitions. Word has length 370 [2018-12-09 00:45:47,944 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 00:45:47,944 INFO L480 AbstractCegarLoop]: Abstraction has 5905 states and 7234 transitions. [2018-12-09 00:45:47,944 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-12-09 00:45:47,944 INFO L276 IsEmpty]: Start isEmpty. Operand 5905 states and 7234 transitions. [2018-12-09 00:45:47,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 372 [2018-12-09 00:45:47,953 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 00:45:47,953 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 00:45:47,953 INFO L423 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 00:45:47,953 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:45:47,953 INFO L82 PathProgramCache]: Analyzing trace with hash -1595723634, now seen corresponding path program 1 times [2018-12-09 00:45:47,954 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 00:45:47,954 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:45:47,954 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:45:47,954 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:45:47,955 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 00:45:47,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:45:48,134 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 4 proven. 104 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2018-12-09 00:45:48,134 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 00:45:48,134 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 00:45:48,134 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 372 with the following transitions: [2018-12-09 00:45:48,134 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [373], [375], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [762], [766], [777], [781], [785], [789], [793], [797], [808], [812], [816], [820], [824], [828], [832], [843], [847], [851], [862], [866], [869], [870], [874], [878], [889], [893], [897], [901], [905], [909], [913], [924], [928], [932], [936], [940], [944], [948], [952], [956], [959], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-12-09 00:45:48,137 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 00:45:48,137 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 00:45:53,818 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 00:45:53,818 INFO L272 AbstractInterpreter]: Visited 175 different actions 518 times. Merged at 6 different actions 15 times. Never widened. Performed 7306 root evaluator evaluations with a maximum evaluation depth of 23. Performed 7306 inverse root evaluator evaluations with a maximum inverse evaluation depth of 23. Found 3 fixpoints after 3 different actions. Largest state had 28 variables. [2018-12-09 00:45:53,822 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:45:53,823 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 00:45:53,823 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 00:45:53,823 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_28d91058-2bf6-4658-a4ff-c5d03a6a5f8f/bin-2019/utaipan/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 00:45:53,828 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:45:53,828 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 00:45:53,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:45:53,878 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 00:45:54,224 WARN L854 $PredicateComparison]: unable to prove that (or (exists ((v_~a29~0_560 Int)) (let ((.cse0 (mod (+ v_~a29~0_560 69157) 299861))) (and (= 0 .cse0) (<= c_~a29~0 (+ .cse0 300138)) (<= |c_old(~a29~0)| v_~a29~0_560)))) (exists ((v_prenex_2 Int)) (let ((.cse2 (+ v_prenex_2 69157))) (let ((.cse1 (mod .cse2 299861))) (and (<= c_~a29~0 (+ .cse1 277)) (< .cse2 0) (not (= 0 .cse1)) (<= |c_old(~a29~0)| v_prenex_2))))) (exists ((v_prenex_1 Int)) (let ((.cse3 (+ v_prenex_1 69157))) (and (<= 0 .cse3) (<= |c_old(~a29~0)| v_prenex_1) (<= c_~a29~0 (+ (mod .cse3 299861) 300138)))))) is different from true [2018-12-09 00:45:54,342 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 4 proven. 243 refuted. 0 times theorem prover too weak. 0 trivial. 2 not checked. [2018-12-09 00:45:54,343 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 00:45:54,475 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 247 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:45:54,490 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-09 00:45:54,490 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 6] total 15 [2018-12-09 00:45:54,490 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-09 00:45:54,491 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-12-09 00:45:54,491 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-12-09 00:45:54,491 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=135, Unknown=1, NotChecked=24, Total=210 [2018-12-09 00:45:54,491 INFO L87 Difference]: Start difference. First operand 5905 states and 7234 transitions. Second operand 12 states. [2018-12-09 00:45:58,965 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 00:45:58,965 INFO L93 Difference]: Finished difference Result 20038 states and 26256 transitions. [2018-12-09 00:45:58,966 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2018-12-09 00:45:58,966 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 371 [2018-12-09 00:45:58,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 00:45:58,990 INFO L225 Difference]: With dead ends: 20038 [2018-12-09 00:45:58,990 INFO L226 Difference]: Without dead ends: 14137 [2018-12-09 00:45:58,999 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 770 GetRequests, 736 SyntacticMatches, 4 SemanticMatches, 30 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 167 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=255, Invalid=676, Unknown=3, NotChecked=58, Total=992 [2018-12-09 00:45:59,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14137 states. [2018-12-09 00:45:59,127 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14137 to 12871. [2018-12-09 00:45:59,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12871 states. [2018-12-09 00:45:59,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12871 states to 12871 states and 15848 transitions. [2018-12-09 00:45:59,142 INFO L78 Accepts]: Start accepts. Automaton has 12871 states and 15848 transitions. Word has length 371 [2018-12-09 00:45:59,142 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 00:45:59,142 INFO L480 AbstractCegarLoop]: Abstraction has 12871 states and 15848 transitions. [2018-12-09 00:45:59,142 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-12-09 00:45:59,143 INFO L276 IsEmpty]: Start isEmpty. Operand 12871 states and 15848 transitions. [2018-12-09 00:45:59,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 460 [2018-12-09 00:45:59,152 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 00:45:59,152 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-12-09 00:45:59,152 INFO L423 AbstractCegarLoop]: === Iteration 12 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 00:45:59,153 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:45:59,153 INFO L82 PathProgramCache]: Analyzing trace with hash 915748287, now seen corresponding path program 1 times [2018-12-09 00:45:59,153 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 00:45:59,153 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:45:59,153 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:45:59,153 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:45:59,153 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 00:45:59,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:45:59,915 INFO L134 CoverageAnalysis]: Checked inductivity of 497 backedges. 274 proven. 223 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:45:59,916 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 00:45:59,916 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 00:45:59,916 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 460 with the following transitions: [2018-12-09 00:45:59,916 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [373], [375], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [661], [662], [666], [677], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [750], [751], [762], [766], [777], [781], [785], [789], [793], [797], [808], [812], [816], [820], [824], [828], [832], [843], [847], [851], [862], [866], [870], [874], [878], [889], [893], [897], [901], [905], [909], [913], [924], [928], [932], [936], [940], [944], [948], [952], [956], [959], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-12-09 00:45:59,918 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 00:45:59,918 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 00:46:04,176 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 00:46:04,176 INFO L272 AbstractInterpreter]: Visited 176 different actions 697 times. Merged at 7 different actions 25 times. Never widened. Performed 10012 root evaluator evaluations with a maximum evaluation depth of 23. Performed 10012 inverse root evaluator evaluations with a maximum inverse evaluation depth of 23. Found 7 fixpoints after 2 different actions. Largest state had 28 variables. [2018-12-09 00:46:04,178 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:46:04,178 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 00:46:04,178 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 00:46:04,178 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_28d91058-2bf6-4658-a4ff-c5d03a6a5f8f/bin-2019/utaipan/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 00:46:04,184 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:46:04,184 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 00:46:04,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:46:04,244 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 00:46:04,567 INFO L134 CoverageAnalysis]: Checked inductivity of 497 backedges. 337 proven. 108 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-09 00:46:04,567 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 00:46:05,641 WARN L180 SmtUtils]: Spent 817.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 5 [2018-12-09 00:46:06,054 INFO L134 CoverageAnalysis]: Checked inductivity of 497 backedges. 158 proven. 335 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-09 00:46:06,069 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-09 00:46:06,069 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 8, 8] total 31 [2018-12-09 00:46:06,069 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-09 00:46:06,070 INFO L459 AbstractCegarLoop]: Interpolant automaton has 26 states [2018-12-09 00:46:06,070 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2018-12-09 00:46:06,070 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=830, Unknown=0, NotChecked=0, Total=930 [2018-12-09 00:46:06,071 INFO L87 Difference]: Start difference. First operand 12871 states and 15848 transitions. Second operand 26 states. [2018-12-09 00:46:08,197 WARN L180 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 56 [2018-12-09 00:46:11,328 WARN L180 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 59 DAG size of output: 34 [2018-12-09 00:46:12,712 WARN L180 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 48 DAG size of output: 29 [2018-12-09 00:46:20,574 WARN L180 SmtUtils]: Spent 916.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 46 [2018-12-09 00:46:43,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 00:46:43,686 INFO L93 Difference]: Finished difference Result 33093 states and 43054 transitions. [2018-12-09 00:46:43,686 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 149 states. [2018-12-09 00:46:43,686 INFO L78 Accepts]: Start accepts. Automaton has 26 states. Word has length 459 [2018-12-09 00:46:43,687 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 00:46:43,687 INFO L225 Difference]: With dead ends: 33093 [2018-12-09 00:46:43,687 INFO L226 Difference]: Without dead ends: 0 [2018-12-09 00:46:43,718 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1101 GetRequests, 922 SyntacticMatches, 3 SemanticMatches, 176 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11120 ImplicationChecksByTransitivity, 12.7s TimeCoverageRelationStatistics Valid=4775, Invalid=26731, Unknown=0, NotChecked=0, Total=31506 [2018-12-09 00:46:43,718 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-09 00:46:43,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-09 00:46:43,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-09 00:46:43,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-09 00:46:43,719 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 459 [2018-12-09 00:46:43,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 00:46:43,719 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-09 00:46:43,719 INFO L481 AbstractCegarLoop]: Interpolant automaton has 26 states. [2018-12-09 00:46:43,719 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-09 00:46:43,719 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 00:46:43,722 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-09 00:46:43,826 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:43,832 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:43,838 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:43,876 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:43,879 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:43,882 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:43,904 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:43,933 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:43,937 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:43,939 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:43,953 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:43,958 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:43,985 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,006 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,032 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,045 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,046 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,051 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,058 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,089 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,090 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,093 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,120 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,134 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,135 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,136 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,136 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,137 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,138 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,139 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,140 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,141 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,144 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,144 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,146 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,147 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,148 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,148 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,149 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,154 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,154 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,154 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,155 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,156 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,160 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,161 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,162 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,165 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,166 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,167 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,169 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,170 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,171 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,172 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,174 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,175 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,177 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,178 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,180 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,181 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,182 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,183 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,191 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,194 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,195 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,197 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,199 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,202 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,206 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,210 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,211 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,215 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,216 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,218 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,219 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,221 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,225 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,227 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,228 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,235 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,237 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,240 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,243 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,244 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,246 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,250 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,251 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,253 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,254 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,256 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,260 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,261 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,262 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,262 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,264 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,264 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,267 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,268 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,270 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,272 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,273 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,275 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,280 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,281 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,283 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,288 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,298 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,300 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,303 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,305 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,310 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,312 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,314 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,315 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,317 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,325 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,330 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,331 WARN L180 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 445 DAG size of output: 194 [2018-12-09 00:46:44,350 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,352 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,355 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,361 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,389 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,389 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,392 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,414 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,427 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,428 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,429 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,430 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,430 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,432 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,432 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,434 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,434 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,437 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,437 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,439 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,440 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,441 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,442 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,442 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,446 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,446 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,447 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,448 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,449 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,453 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,454 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,455 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,458 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,459 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,460 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,462 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,463 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,464 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,465 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,468 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,469 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,470 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,472 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,474 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,475 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,476 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,477 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,483 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,486 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,487 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,489 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,492 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,494 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,501 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,505 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,506 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,510 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,512 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,513 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,515 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,517 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,521 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,522 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,524 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,531 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,533 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,536 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,539 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,540 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,542 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,546 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,548 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,549 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,551 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,552 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,556 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,558 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,558 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,558 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,560 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,561 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,564 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,565 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,567 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,568 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,570 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,571 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,576 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,578 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,579 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,585 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,594 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,596 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,599 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,601 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,605 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,607 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,609 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,611 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,613 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,619 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,625 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:46:44,626 WARN L180 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 439 DAG size of output: 200 [2018-12-09 00:46:45,847 WARN L180 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 420 DAG size of output: 82 [2018-12-09 00:46:46,244 WARN L180 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 69 [2018-12-09 00:46:46,622 WARN L180 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 69 [2018-12-09 00:46:46,623 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-09 00:46:46,623 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a23~0 |old(~a23~0)|) (<= |old(~a29~0)| ~a29~0) (<= ~a29~0 |old(~a29~0)|) (= |old(~a25~0)| ~a25~0) (= ~a4~0 |old(~a4~0)|)) [2018-12-09 00:46:46,623 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-09 00:46:46,623 INFO L448 ceAbstractionStarter]: For program point L168(line 168) no Hoare annotation was computed. [2018-12-09 00:46:46,623 INFO L448 ceAbstractionStarter]: For program point L102(line 102) no Hoare annotation was computed. [2018-12-09 00:46:46,623 INFO L448 ceAbstractionStarter]: For program point L36(line 36) no Hoare annotation was computed. [2018-12-09 00:46:46,624 INFO L448 ceAbstractionStarter]: For program point L566(lines 566 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,624 INFO L448 ceAbstractionStarter]: For program point L500(lines 500 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,624 INFO L448 ceAbstractionStarter]: For program point L170-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 00:46:46,624 INFO L448 ceAbstractionStarter]: For program point L104-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 00:46:46,624 INFO L448 ceAbstractionStarter]: For program point L38-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 00:46:46,624 INFO L448 ceAbstractionStarter]: For program point L963(lines 963 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,624 INFO L448 ceAbstractionStarter]: For program point L831(lines 831 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,624 INFO L448 ceAbstractionStarter]: For program point L171(line 171) no Hoare annotation was computed. [2018-12-09 00:46:46,624 INFO L448 ceAbstractionStarter]: For program point L105(line 105) no Hoare annotation was computed. [2018-12-09 00:46:46,624 INFO L448 ceAbstractionStarter]: For program point L39(line 39) no Hoare annotation was computed. [2018-12-09 00:46:46,624 INFO L448 ceAbstractionStarter]: For program point L898(lines 898 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,624 INFO L448 ceAbstractionStarter]: For program point L436(lines 436 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,624 INFO L448 ceAbstractionStarter]: For program point L370(lines 370 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,624 INFO L448 ceAbstractionStarter]: For program point L635(lines 635 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,624 INFO L448 ceAbstractionStarter]: For program point L305(lines 305 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,624 INFO L448 ceAbstractionStarter]: For program point L173-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 00:46:46,624 INFO L448 ceAbstractionStarter]: For program point L107-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 00:46:46,624 INFO L448 ceAbstractionStarter]: For program point L41-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 00:46:46,624 INFO L448 ceAbstractionStarter]: For program point L240(lines 240 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,624 INFO L448 ceAbstractionStarter]: For program point L174(line 174) no Hoare annotation was computed. [2018-12-09 00:46:46,624 INFO L448 ceAbstractionStarter]: For program point L108(line 108) no Hoare annotation was computed. [2018-12-09 00:46:46,624 INFO L448 ceAbstractionStarter]: For program point L42(line 42) no Hoare annotation was computed. [2018-12-09 00:46:46,624 INFO L448 ceAbstractionStarter]: For program point L769(lines 769 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,624 INFO L448 ceAbstractionStarter]: For program point L836(lines 836 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,624 INFO L448 ceAbstractionStarter]: For program point L572(lines 572 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,624 INFO L448 ceAbstractionStarter]: For program point L176-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 00:46:46,625 INFO L448 ceAbstractionStarter]: For program point L110-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 00:46:46,625 INFO L448 ceAbstractionStarter]: For program point L44-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 00:46:46,625 INFO L448 ceAbstractionStarter]: For program point L969(lines 969 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,625 INFO L448 ceAbstractionStarter]: For program point L903(lines 903 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,625 INFO L448 ceAbstractionStarter]: For program point L507(lines 507 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,625 INFO L448 ceAbstractionStarter]: For program point L177(line 177) no Hoare annotation was computed. [2018-12-09 00:46:46,625 INFO L448 ceAbstractionStarter]: For program point L111(line 111) no Hoare annotation was computed. [2018-12-09 00:46:46,625 INFO L448 ceAbstractionStarter]: For program point L45(line 45) no Hoare annotation was computed. [2018-12-09 00:46:46,625 INFO L448 ceAbstractionStarter]: For program point L970(lines 970 980) no Hoare annotation was computed. [2018-12-09 00:46:46,625 INFO L448 ceAbstractionStarter]: For program point L904(lines 904 914) no Hoare annotation was computed. [2018-12-09 00:46:46,625 INFO L448 ceAbstractionStarter]: For program point L970-2(lines 970 980) no Hoare annotation was computed. [2018-12-09 00:46:46,625 INFO L448 ceAbstractionStarter]: For program point L904-2(lines 904 914) no Hoare annotation was computed. [2018-12-09 00:46:46,625 INFO L448 ceAbstractionStarter]: For program point L706(lines 706 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,625 INFO L448 ceAbstractionStarter]: For program point L310(lines 310 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,625 INFO L448 ceAbstractionStarter]: For program point L575(lines 575 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,625 INFO L448 ceAbstractionStarter]: For program point L443(lines 443 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,625 INFO L448 ceAbstractionStarter]: For program point L377(lines 377 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,625 INFO L448 ceAbstractionStarter]: For program point L179-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 00:46:46,625 INFO L448 ceAbstractionStarter]: For program point L113-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 00:46:46,625 INFO L448 ceAbstractionStarter]: For program point L47-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 00:46:46,625 INFO L448 ceAbstractionStarter]: For program point L774(lines 774 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,625 INFO L448 ceAbstractionStarter]: For program point L642(lines 642 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,626 INFO L448 ceAbstractionStarter]: For program point L180(line 180) no Hoare annotation was computed. [2018-12-09 00:46:46,626 INFO L448 ceAbstractionStarter]: For program point L114(line 114) no Hoare annotation was computed. [2018-12-09 00:46:46,626 INFO L448 ceAbstractionStarter]: For program point L48(line 48) no Hoare annotation was computed. [2018-12-09 00:46:46,626 INFO L448 ceAbstractionStarter]: For program point L841(lines 841 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,626 INFO L448 ceAbstractionStarter]: For program point L247(lines 247 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,626 INFO L448 ceAbstractionStarter]: For program point L182-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 00:46:46,626 INFO L448 ceAbstractionStarter]: For program point L116-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 00:46:46,626 INFO L448 ceAbstractionStarter]: For program point L50-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 00:46:46,626 INFO L448 ceAbstractionStarter]: For program point L183(line 183) no Hoare annotation was computed. [2018-12-09 00:46:46,626 INFO L448 ceAbstractionStarter]: For program point L117(line 117) no Hoare annotation was computed. [2018-12-09 00:46:46,626 INFO L448 ceAbstractionStarter]: For program point L51(line 51) no Hoare annotation was computed. [2018-12-09 00:46:46,626 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 22 1026) no Hoare annotation was computed. [2018-12-09 00:46:46,626 INFO L448 ceAbstractionStarter]: For program point L712(lines 712 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,626 INFO L448 ceAbstractionStarter]: For program point L514(lines 514 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,626 INFO L448 ceAbstractionStarter]: For program point L647(lines 647 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,626 INFO L448 ceAbstractionStarter]: For program point L581(lines 581 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,626 INFO L448 ceAbstractionStarter]: For program point L515(lines 515 525) no Hoare annotation was computed. [2018-12-09 00:46:46,626 INFO L448 ceAbstractionStarter]: For program point L515-2(lines 515 525) no Hoare annotation was computed. [2018-12-09 00:46:46,626 INFO L448 ceAbstractionStarter]: For program point L317(lines 317 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,626 INFO L448 ceAbstractionStarter]: For program point L185-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 00:46:46,626 INFO L448 ceAbstractionStarter]: For program point L119-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 00:46:46,626 INFO L448 ceAbstractionStarter]: For program point L53-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 00:46:46,626 INFO L448 ceAbstractionStarter]: For program point L846(lines 846 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,626 INFO L448 ceAbstractionStarter]: For program point L780(lines 780 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,626 INFO L448 ceAbstractionStarter]: For program point L648(lines 648 657) no Hoare annotation was computed. [2018-12-09 00:46:46,627 INFO L448 ceAbstractionStarter]: For program point L648-2(lines 648 657) no Hoare annotation was computed. [2018-12-09 00:46:46,627 INFO L448 ceAbstractionStarter]: For program point L450(lines 450 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,627 INFO L448 ceAbstractionStarter]: For program point L384(lines 384 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,627 INFO L448 ceAbstractionStarter]: For program point L186(line 186) no Hoare annotation was computed. [2018-12-09 00:46:46,627 INFO L448 ceAbstractionStarter]: For program point L120(line 120) no Hoare annotation was computed. [2018-12-09 00:46:46,627 INFO L448 ceAbstractionStarter]: For program point L54(line 54) no Hoare annotation was computed. [2018-12-09 00:46:46,627 INFO L448 ceAbstractionStarter]: For program point L254(lines 254 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,627 INFO L448 ceAbstractionStarter]: For program point L188-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 00:46:46,627 INFO L448 ceAbstractionStarter]: For program point L122-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 00:46:46,627 INFO L448 ceAbstractionStarter]: For program point L56-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 00:46:46,627 INFO L448 ceAbstractionStarter]: For program point L981(lines 981 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,627 INFO L448 ceAbstractionStarter]: For program point L915(lines 915 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,627 INFO L448 ceAbstractionStarter]: For program point L717(lines 717 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,627 INFO L448 ceAbstractionStarter]: For program point L189(line 189) no Hoare annotation was computed. [2018-12-09 00:46:46,627 INFO L448 ceAbstractionStarter]: For program point L123(line 123) no Hoare annotation was computed. [2018-12-09 00:46:46,627 INFO L448 ceAbstractionStarter]: For program point L57(line 57) no Hoare annotation was computed. [2018-12-09 00:46:46,627 INFO L448 ceAbstractionStarter]: For program point L916(lines 916 926) no Hoare annotation was computed. [2018-12-09 00:46:46,627 INFO L448 ceAbstractionStarter]: For program point L916-2(lines 916 926) no Hoare annotation was computed. [2018-12-09 00:46:46,627 INFO L448 ceAbstractionStarter]: For program point L718(lines 718 730) no Hoare annotation was computed. [2018-12-09 00:46:46,627 INFO L448 ceAbstractionStarter]: For program point L718-2(lines 718 730) no Hoare annotation was computed. [2018-12-09 00:46:46,627 INFO L448 ceAbstractionStarter]: For program point L586(lines 586 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,627 INFO L448 ceAbstractionStarter]: For program point L322(lines 322 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,627 INFO L448 ceAbstractionStarter]: For program point L587(lines 587 597) no Hoare annotation was computed. [2018-12-09 00:46:46,627 INFO L448 ceAbstractionStarter]: For program point L587-2(lines 587 597) no Hoare annotation was computed. [2018-12-09 00:46:46,627 INFO L448 ceAbstractionStarter]: For program point L191-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 00:46:46,628 INFO L448 ceAbstractionStarter]: For program point L125-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 00:46:46,628 INFO L448 ceAbstractionStarter]: For program point L59-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 00:46:46,628 INFO L448 ceAbstractionStarter]: For program point L852(lines 852 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,628 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 22 1026) the Hoare annotation is: (let ((.cse9 (= ~a23~0 |old(~a23~0)|))) (let ((.cse6 (= 12 |old(~a25~0)|)) (.cse5 (< 0 (+ |old(~a23~0)| 43))) (.cse8 (< 599998 |old(~a29~0)|)) (.cse10 (< |old(~a29~0)| 130)) (.cse7 (< 0 |old(~a4~0)|)) (.cse0 (< 599999 |old(~a29~0)|)) (.cse2 (not (= 15 ~a8~0))) (.cse3 (not (= 1 ~a3~0))) (.cse4 (not (= 1 |old(~a4~0)|))) (.cse1 (and .cse9 (<= |old(~a29~0)| ~a29~0) (<= ~a29~0 |old(~a29~0)|) (= ~a4~0 |old(~a4~0)|) (= ~a25~0 |old(~a25~0)|)))) (and (or .cse0 .cse1 (or .cse2 .cse3 (not (= 9 |old(~a25~0)|)) .cse4)) (or .cse2 .cse3 (< 245 |old(~a29~0)|) .cse5 .cse6 .cse1 .cse7) (or .cse2 .cse3 .cse8 .cse6 .cse4 .cse1) (or (and (and (= ~a29~0 |old(~a29~0)|) .cse9 (= 1 ~a4~0)) (= |old(~a25~0)| ~a25~0)) (or .cse2 .cse3 (< 130 |old(~a29~0)|) .cse5 .cse4) .cse10) (or .cse2 .cse3 .cse8 .cse1 .cse10 .cse7) (or .cse0 .cse1 .cse2 .cse3 (and (not (= 13 |old(~a25~0)|)) (< 0 (+ |old(~a29~0)| 21))) .cse4) (or .cse2 .cse3 (< 0 (+ |old(~a29~0)| 22)) .cse7 .cse1) (or .cse0 (or (< |old(~a23~0)| 307) .cse2 .cse3 .cse4) .cse1)))) [2018-12-09 00:46:46,628 INFO L448 ceAbstractionStarter]: For program point L456(lines 456 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,628 INFO L448 ceAbstractionStarter]: For program point L192(line 192) no Hoare annotation was computed. [2018-12-09 00:46:46,628 INFO L448 ceAbstractionStarter]: For program point L126(line 126) no Hoare annotation was computed. [2018-12-09 00:46:46,628 INFO L448 ceAbstractionStarter]: For program point L60(line 60) no Hoare annotation was computed. [2018-12-09 00:46:46,628 INFO L448 ceAbstractionStarter]: For program point L787(lines 787 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,628 INFO L448 ceAbstractionStarter]: For program point L391(lines 391 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,628 INFO L448 ceAbstractionStarter]: For program point L260(lines 260 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,628 INFO L448 ceAbstractionStarter]: For program point L194-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 00:46:46,628 INFO L448 ceAbstractionStarter]: For program point L128-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 00:46:46,628 INFO L448 ceAbstractionStarter]: For program point L62-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 00:46:46,628 INFO L448 ceAbstractionStarter]: For program point L195(line 195) no Hoare annotation was computed. [2018-12-09 00:46:46,628 INFO L448 ceAbstractionStarter]: For program point L129(line 129) no Hoare annotation was computed. [2018-12-09 00:46:46,628 INFO L448 ceAbstractionStarter]: For program point L63(line 63) no Hoare annotation was computed. [2018-12-09 00:46:46,628 INFO L448 ceAbstractionStarter]: For program point L988(lines 988 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,628 INFO L448 ceAbstractionStarter]: For program point L658(lines 658 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,628 INFO L448 ceAbstractionStarter]: For program point L526(lines 526 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,629 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 162) no Hoare annotation was computed. [2018-12-09 00:46:46,629 INFO L448 ceAbstractionStarter]: For program point L329(lines 329 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,629 INFO L448 ceAbstractionStarter]: For program point L197-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 00:46:46,629 INFO L448 ceAbstractionStarter]: For program point L131-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 00:46:46,629 INFO L448 ceAbstractionStarter]: For program point L65-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 00:46:46,629 INFO L448 ceAbstractionStarter]: For program point L792(lines 792 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,629 INFO L448 ceAbstractionStarter]: For program point L198(line 198) no Hoare annotation was computed. [2018-12-09 00:46:46,629 INFO L448 ceAbstractionStarter]: For program point L132(line 132) no Hoare annotation was computed. [2018-12-09 00:46:46,629 INFO L448 ceAbstractionStarter]: For program point L66(line 66) no Hoare annotation was computed. [2018-12-09 00:46:46,629 INFO L448 ceAbstractionStarter]: For program point L859(lines 859 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,629 INFO L448 ceAbstractionStarter]: For program point L463(lines 463 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,629 INFO L448 ceAbstractionStarter]: For program point L265(lines 265 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,629 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,629 INFO L448 ceAbstractionStarter]: For program point L200-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 00:46:46,629 INFO L448 ceAbstractionStarter]: For program point L134-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 00:46:46,629 INFO L448 ceAbstractionStarter]: For program point L68-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 00:46:46,629 INFO L448 ceAbstractionStarter]: For program point L993(lines 993 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,629 INFO L448 ceAbstractionStarter]: For program point L927(lines 927 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,629 INFO L448 ceAbstractionStarter]: For program point L663(lines 663 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,629 INFO L448 ceAbstractionStarter]: For program point L531(lines 531 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,629 INFO L448 ceAbstractionStarter]: For program point L399(lines 399 410) no Hoare annotation was computed. [2018-12-09 00:46:46,629 INFO L448 ceAbstractionStarter]: For program point L399-2(lines 399 410) no Hoare annotation was computed. [2018-12-09 00:46:46,629 INFO L448 ceAbstractionStarter]: For program point L201(line 201) no Hoare annotation was computed. [2018-12-09 00:46:46,629 INFO L448 ceAbstractionStarter]: For program point L135(line 135) no Hoare annotation was computed. [2018-12-09 00:46:46,629 INFO L448 ceAbstractionStarter]: For program point L69(line 69) no Hoare annotation was computed. [2018-12-09 00:46:46,630 INFO L448 ceAbstractionStarter]: For program point L598(lines 598 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,630 INFO L448 ceAbstractionStarter]: For program point L334(lines 334 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,630 INFO L448 ceAbstractionStarter]: For program point L268(lines 268 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,630 INFO L448 ceAbstractionStarter]: For program point L731(lines 731 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,630 INFO L448 ceAbstractionStarter]: For program point L203-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 00:46:46,630 INFO L448 ceAbstractionStarter]: For program point L137-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 00:46:46,630 INFO L448 ceAbstractionStarter]: For program point L71-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 00:46:46,630 INFO L448 ceAbstractionStarter]: For program point L204(line 204) no Hoare annotation was computed. [2018-12-09 00:46:46,630 INFO L448 ceAbstractionStarter]: For program point L138(line 138) no Hoare annotation was computed. [2018-12-09 00:46:46,630 INFO L448 ceAbstractionStarter]: For program point L72(line 72) no Hoare annotation was computed. [2018-12-09 00:46:46,630 INFO L448 ceAbstractionStarter]: For program point L865(lines 865 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,630 INFO L448 ceAbstractionStarter]: For program point L799(lines 799 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,630 INFO L448 ceAbstractionStarter]: For program point L932(lines 932 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,630 INFO L448 ceAbstractionStarter]: For program point L866(lines 866 875) no Hoare annotation was computed. [2018-12-09 00:46:46,630 INFO L448 ceAbstractionStarter]: For program point L866-2(lines 866 875) no Hoare annotation was computed. [2018-12-09 00:46:46,630 INFO L448 ceAbstractionStarter]: For program point L470(lines 470 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,630 INFO L448 ceAbstractionStarter]: For program point L140-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 00:46:46,630 INFO L448 ceAbstractionStarter]: For program point L74-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 00:46:46,630 INFO L448 ceAbstractionStarter]: For program point L603(lines 603 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,630 INFO L448 ceAbstractionStarter]: For program point L537(lines 537 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,630 INFO L448 ceAbstractionStarter]: For program point L141(line 141) no Hoare annotation was computed. [2018-12-09 00:46:46,630 INFO L448 ceAbstractionStarter]: For program point L75(line 75) no Hoare annotation was computed. [2018-12-09 00:46:46,630 INFO L448 ceAbstractionStarter]: For program point L1000(lines 1000 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,630 INFO L448 ceAbstractionStarter]: For program point L670(lines 670 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,630 INFO L448 ceAbstractionStarter]: For program point L604(lines 604 614) no Hoare annotation was computed. [2018-12-09 00:46:46,631 INFO L448 ceAbstractionStarter]: For program point L604-2(lines 604 614) no Hoare annotation was computed. [2018-12-09 00:46:46,631 INFO L448 ceAbstractionStarter]: For program point L340(lines 340 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,631 INFO L448 ceAbstractionStarter]: For program point L275(lines 275 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,631 INFO L448 ceAbstractionStarter]: For program point L143-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 00:46:46,631 INFO L448 ceAbstractionStarter]: For program point L77-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 00:46:46,631 INFO L448 ceAbstractionStarter]: For program point L804(lines 804 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,631 INFO L448 ceAbstractionStarter]: For program point L738(lines 738 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,631 INFO L448 ceAbstractionStarter]: For program point L144(line 144) no Hoare annotation was computed. [2018-12-09 00:46:46,631 INFO L448 ceAbstractionStarter]: For program point L78(line 78) no Hoare annotation was computed. [2018-12-09 00:46:46,631 INFO L448 ceAbstractionStarter]: For program point L805(lines 805 815) no Hoare annotation was computed. [2018-12-09 00:46:46,631 INFO L448 ceAbstractionStarter]: For program point L805-2(lines 805 815) no Hoare annotation was computed. [2018-12-09 00:46:46,631 INFO L448 ceAbstractionStarter]: For program point L542(lines 542 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,631 INFO L448 ceAbstractionStarter]: For program point L146-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 00:46:46,631 INFO L448 ceAbstractionStarter]: For program point L80-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 00:46:46,631 INFO L448 ceAbstractionStarter]: For program point L1005(lines 1005 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,631 INFO L448 ceAbstractionStarter]: For program point L939(lines 939 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,631 INFO L448 ceAbstractionStarter]: For program point L675(lines 675 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,631 INFO L448 ceAbstractionStarter]: For program point L477(lines 477 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,631 INFO L448 ceAbstractionStarter]: For program point L411(lines 411 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,631 INFO L448 ceAbstractionStarter]: For program point L147(line 147) no Hoare annotation was computed. [2018-12-09 00:46:46,631 INFO L448 ceAbstractionStarter]: For program point L81(line 81) no Hoare annotation was computed. [2018-12-09 00:46:46,631 INFO L448 ceAbstractionStarter]: For program point L940(lines 940 952) no Hoare annotation was computed. [2018-12-09 00:46:46,631 INFO L448 ceAbstractionStarter]: For program point L940-2(lines 940 952) no Hoare annotation was computed. [2018-12-09 00:46:46,631 INFO L448 ceAbstractionStarter]: For program point L478(lines 478 486) no Hoare annotation was computed. [2018-12-09 00:46:46,631 INFO L448 ceAbstractionStarter]: For program point L478-2(lines 478 486) no Hoare annotation was computed. [2018-12-09 00:46:46,631 INFO L448 ceAbstractionStarter]: For program point L346(lines 346 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,632 INFO L448 ceAbstractionStarter]: For program point L280(lines 280 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,632 INFO L448 ceAbstractionStarter]: For program point L214(lines 214 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,632 INFO L448 ceAbstractionStarter]: For program point L743(lines 743 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,632 INFO L448 ceAbstractionStarter]: For program point L149-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 00:46:46,632 INFO L448 ceAbstractionStarter]: For program point L83-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 00:46:46,632 INFO L448 ceAbstractionStarter]: For program point L876(lines 876 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,632 INFO L448 ceAbstractionStarter]: For program point L150(line 150) no Hoare annotation was computed. [2018-12-09 00:46:46,632 INFO L448 ceAbstractionStarter]: For program point L84(line 84) no Hoare annotation was computed. [2018-12-09 00:46:46,632 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 22 1026) no Hoare annotation was computed. [2018-12-09 00:46:46,632 INFO L448 ceAbstractionStarter]: For program point L152-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 00:46:46,632 INFO L448 ceAbstractionStarter]: For program point L86-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 00:46:46,632 INFO L448 ceAbstractionStarter]: For program point L681(lines 681 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,632 INFO L448 ceAbstractionStarter]: For program point L615(lines 615 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,632 INFO L448 ceAbstractionStarter]: For program point L549(lines 549 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,632 INFO L448 ceAbstractionStarter]: For program point L417(lines 417 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,632 INFO L448 ceAbstractionStarter]: For program point L153(line 153) no Hoare annotation was computed. [2018-12-09 00:46:46,632 INFO L448 ceAbstractionStarter]: For program point L87(line 87) no Hoare annotation was computed. [2018-12-09 00:46:46,632 INFO L448 ceAbstractionStarter]: For program point L1012(lines 1012 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,632 INFO L448 ceAbstractionStarter]: For program point L881(lines 881 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,632 INFO L448 ceAbstractionStarter]: For program point L353(lines 353 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,632 INFO L448 ceAbstractionStarter]: For program point L287(lines 287 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,632 INFO L448 ceAbstractionStarter]: For program point L221(lines 221 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,632 INFO L448 ceAbstractionStarter]: For program point L155-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 00:46:46,632 INFO L448 ceAbstractionStarter]: For program point L89-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 00:46:46,632 INFO L448 ceAbstractionStarter]: For program point L23(lines 23 25) no Hoare annotation was computed. [2018-12-09 00:46:46,632 INFO L448 ceAbstractionStarter]: For program point L23-2(lines 22 1026) no Hoare annotation was computed. [2018-12-09 00:46:46,632 INFO L448 ceAbstractionStarter]: For program point L816(lines 816 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,633 INFO L448 ceAbstractionStarter]: For program point L750(lines 750 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,633 INFO L448 ceAbstractionStarter]: For program point L156(line 156) no Hoare annotation was computed. [2018-12-09 00:46:46,633 INFO L448 ceAbstractionStarter]: For program point L90(line 90) no Hoare annotation was computed. [2018-12-09 00:46:46,633 INFO L448 ceAbstractionStarter]: For program point L24(line 24) no Hoare annotation was computed. [2018-12-09 00:46:46,633 INFO L448 ceAbstractionStarter]: For program point L487(lines 487 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,633 INFO L448 ceAbstractionStarter]: For program point L488(lines 488 499) no Hoare annotation was computed. [2018-12-09 00:46:46,633 INFO L448 ceAbstractionStarter]: For program point L422(lines 422 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,633 INFO L448 ceAbstractionStarter]: For program point L488-2(lines 488 499) no Hoare annotation was computed. [2018-12-09 00:46:46,633 INFO L448 ceAbstractionStarter]: For program point L158-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 00:46:46,633 INFO L448 ceAbstractionStarter]: For program point L92-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 00:46:46,633 INFO L448 ceAbstractionStarter]: For program point L26-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 00:46:46,633 INFO L448 ceAbstractionStarter]: For program point L1017(lines 1017 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,633 INFO L448 ceAbstractionStarter]: For program point L621(lines 621 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,633 INFO L448 ceAbstractionStarter]: For program point L555(lines 555 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,633 INFO L448 ceAbstractionStarter]: For program point L159(line 159) no Hoare annotation was computed. [2018-12-09 00:46:46,633 INFO L448 ceAbstractionStarter]: For program point L93(line 93) no Hoare annotation was computed. [2018-12-09 00:46:46,633 INFO L448 ceAbstractionStarter]: For program point L27(line 27) no Hoare annotation was computed. [2018-12-09 00:46:46,633 INFO L448 ceAbstractionStarter]: For program point L886(lines 886 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,633 INFO L448 ceAbstractionStarter]: For program point L688(lines 688 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,633 INFO L448 ceAbstractionStarter]: For program point L358(lines 358 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,633 INFO L448 ceAbstractionStarter]: For program point L953(lines 953 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,633 INFO L448 ceAbstractionStarter]: For program point L227(lines 227 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,633 INFO L448 ceAbstractionStarter]: For program point L161-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 00:46:46,633 INFO L448 ceAbstractionStarter]: For program point L95-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 00:46:46,633 INFO L448 ceAbstractionStarter]: For program point L29-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 00:46:46,634 INFO L448 ceAbstractionStarter]: For program point L822(lines 822 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,634 INFO L448 ceAbstractionStarter]: For program point L294(lines 294 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,634 INFO L448 ceAbstractionStarter]: For program point L162(line 162) no Hoare annotation was computed. [2018-12-09 00:46:46,634 INFO L448 ceAbstractionStarter]: For program point L96(line 96) no Hoare annotation was computed. [2018-12-09 00:46:46,634 INFO L448 ceAbstractionStarter]: For program point L30(line 30) no Hoare annotation was computed. [2018-12-09 00:46:46,634 INFO L448 ceAbstractionStarter]: For program point L757(lines 757 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,634 INFO L448 ceAbstractionStarter]: For program point L758(lines 758 768) no Hoare annotation was computed. [2018-12-09 00:46:46,634 INFO L448 ceAbstractionStarter]: For program point L758-2(lines 758 768) no Hoare annotation was computed. [2018-12-09 00:46:46,634 INFO L448 ceAbstractionStarter]: For program point L164-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 00:46:46,634 INFO L448 ceAbstractionStarter]: For program point L98-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 00:46:46,634 INFO L448 ceAbstractionStarter]: For program point L32-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 00:46:46,634 INFO L448 ceAbstractionStarter]: For program point L825(lines 825 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,634 INFO L448 ceAbstractionStarter]: For program point L561(lines 561 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,634 INFO L448 ceAbstractionStarter]: For program point L429(lines 429 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,634 INFO L448 ceAbstractionStarter]: For program point L165(line 165) no Hoare annotation was computed. [2018-12-09 00:46:46,634 INFO L448 ceAbstractionStarter]: For program point L99(line 99) no Hoare annotation was computed. [2018-12-09 00:46:46,634 INFO L448 ceAbstractionStarter]: For program point L33(line 33) no Hoare annotation was computed. [2018-12-09 00:46:46,634 INFO L448 ceAbstractionStarter]: For program point L958(lines 958 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,634 INFO L448 ceAbstractionStarter]: For program point L694(lines 694 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,634 INFO L448 ceAbstractionStarter]: For program point L628(lines 628 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,634 INFO L448 ceAbstractionStarter]: For program point L893(lines 893 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,634 INFO L448 ceAbstractionStarter]: For program point L695(lines 695 705) no Hoare annotation was computed. [2018-12-09 00:46:46,634 INFO L448 ceAbstractionStarter]: For program point L695-2(lines 695 705) no Hoare annotation was computed. [2018-12-09 00:46:46,634 INFO L448 ceAbstractionStarter]: For program point L365(lines 365 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,634 INFO L448 ceAbstractionStarter]: For program point L299(lines 299 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,635 INFO L448 ceAbstractionStarter]: For program point L233(lines 233 1024) no Hoare annotation was computed. [2018-12-09 00:46:46,635 INFO L448 ceAbstractionStarter]: For program point L167-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 00:46:46,635 INFO L448 ceAbstractionStarter]: For program point L101-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 00:46:46,635 INFO L448 ceAbstractionStarter]: For program point L35-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 00:46:46,635 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-09 00:46:46,635 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a23~0 312) (<= ~a29~0 130) (= 15 ~a8~0) (= 1 ~a4~0) (<= 130 ~a29~0) (= ~a25~0 10) (= ~a3~0 1)) [2018-12-09 00:46:46,635 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-09 00:46:46,635 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-09 00:46:46,635 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 1028 1044) the Hoare annotation is: (or (not (= 10 |old(~a25~0)|)) (and (<= 130 ~a29~0) (= ~a23~0 312) (<= ~a29~0 130) (= ~a4~0 |old(~a4~0)|) (= ~a25~0 |old(~a25~0)|)) (not (= 15 ~a8~0)) (not (= 1 ~a3~0)) (not (= 312 |old(~a23~0)|)) (not (= 1 |old(~a4~0)|)) (not (= 130 |old(~a29~0)|))) [2018-12-09 00:46:46,635 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 1028 1044) no Hoare annotation was computed. [2018-12-09 00:46:46,635 INFO L444 ceAbstractionStarter]: At program point L1042(line 1042) the Hoare annotation is: (let ((.cse5 (<= ~a29~0 599998)) (.cse1 (not (= ~a25~0 12))) (.cse0 (<= ~a4~0 0)) (.cse2 (<= (+ ~a23~0 43) 0)) (.cse6 (<= 130 ~a29~0)) (.cse3 (<= ~a29~0 599999)) (.cse4 (= 1 ~a4~0))) (or (and .cse0 .cse1 (<= ~a29~0 245) .cse2) (not (= 10 |old(~a25~0)|)) (and .cse3 (= ~a25~0 9) .cse4) (and .cse3 (or (<= (+ ~a29~0 21) 0) (= 13 ~a25~0)) .cse4) (and .cse0 .cse5 .cse6) (not (= 1 ~a3~0)) (< 130 |old(~a29~0)|) (and .cse5 .cse1 .cse4) (< |old(~a29~0)| 130) (and .cse0 (<= (+ ~a29~0 22) 0)) (not (= 312 |old(~a23~0)|)) (not (= 15 ~a8~0)) (not (= 1 |old(~a4~0)|)) (and (and (<= ~a29~0 130) .cse4 .cse2) .cse6) (and .cse3 .cse4 (<= 307 ~a23~0)))) [2018-12-09 00:46:46,635 INFO L448 ceAbstractionStarter]: For program point L1042-1(line 1042) no Hoare annotation was computed. [2018-12-09 00:46:46,635 INFO L448 ceAbstractionStarter]: For program point L1039(line 1039) no Hoare annotation was computed. [2018-12-09 00:46:46,635 INFO L444 ceAbstractionStarter]: At program point L1034-2(lines 1034 1043) the Hoare annotation is: (let ((.cse5 (<= ~a29~0 599998)) (.cse1 (not (= ~a25~0 12))) (.cse0 (<= ~a4~0 0)) (.cse2 (<= (+ ~a23~0 43) 0)) (.cse6 (<= 130 ~a29~0)) (.cse3 (<= ~a29~0 599999)) (.cse4 (= 1 ~a4~0))) (or (and .cse0 .cse1 (<= ~a29~0 245) .cse2) (not (= 10 |old(~a25~0)|)) (and .cse3 (= ~a25~0 9) .cse4) (and .cse3 (or (<= (+ ~a29~0 21) 0) (= 13 ~a25~0)) .cse4) (and .cse0 .cse5 .cse6) (not (= 1 ~a3~0)) (< 130 |old(~a29~0)|) (and .cse5 .cse1 .cse4) (< |old(~a29~0)| 130) (and .cse0 (<= (+ ~a29~0 22) 0)) (not (= 312 |old(~a23~0)|)) (not (= 15 ~a8~0)) (not (= 1 |old(~a4~0)|)) (and (and (<= ~a29~0 130) .cse4 .cse2) .cse6) (and .cse3 .cse4 (<= 307 ~a23~0)))) [2018-12-09 00:46:46,635 INFO L448 ceAbstractionStarter]: For program point L1034-3(lines 1028 1044) no Hoare annotation was computed. [2018-12-09 00:46:46,642 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 12:46:46 BoogieIcfgContainer [2018-12-09 00:46:46,642 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-09 00:46:46,642 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 00:46:46,643 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 00:46:46,643 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 00:46:46,643 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:44:13" (3/4) ... [2018-12-09 00:46:46,645 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 00:46:46,649 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-09 00:46:46,649 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-12-09 00:46:46,649 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-09 00:46:46,656 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-12-09 00:46:46,657 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-12-09 00:46:46,674 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((a4 <= 0 && !(a25 == 12)) && a29 <= 245) && a23 + 43 <= 0) || !(10 == \old(a25))) || ((a29 <= 599999 && a25 == 9) && 1 == a4)) || ((a29 <= 599999 && (a29 + 21 <= 0 || 13 == a25)) && 1 == a4)) || ((a4 <= 0 && a29 <= 599998) && 130 <= a29)) || !(1 == a3)) || 130 < \old(a29)) || ((a29 <= 599998 && !(a25 == 12)) && 1 == a4)) || \old(a29) < 130) || (a4 <= 0 && a29 + 22 <= 0)) || !(312 == \old(a23))) || !(15 == a8)) || !(1 == \old(a4))) || (((a29 <= 130 && 1 == a4) && a23 + 43 <= 0) && 130 <= a29)) || ((a29 <= 599999 && 1 == a4) && 307 <= a23) [2018-12-09 00:46:46,731 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_28d91058-2bf6-4658-a4ff-c5d03a6a5f8f/bin-2019/utaipan/witness.graphml [2018-12-09 00:46:46,731 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 00:46:46,732 INFO L168 Benchmark]: Toolchain (without parser) took 154893.85 ms. Allocated memory was 1.0 GB in the beginning and 4.7 GB in the end (delta: 3.7 GB). Free memory was 950.6 MB in the beginning and 3.6 GB in the end (delta: -2.7 GB). Peak memory consumption was 1.0 GB. Max. memory is 11.5 GB. [2018-12-09 00:46:46,732 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 00:46:46,732 INFO L168 Benchmark]: CACSL2BoogieTranslator took 425.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -159.4 MB). Peak memory consumption was 58.8 MB. Max. memory is 11.5 GB. [2018-12-09 00:46:46,733 INFO L168 Benchmark]: Boogie Procedure Inliner took 21.38 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 00:46:46,733 INFO L168 Benchmark]: Boogie Preprocessor took 49.45 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: 14.0 MB). Peak memory consumption was 14.0 MB. Max. memory is 11.5 GB. [2018-12-09 00:46:46,733 INFO L168 Benchmark]: RCFGBuilder took 979.33 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 923.4 MB in the end (delta: 172.7 MB). Peak memory consumption was 172.7 MB. Max. memory is 11.5 GB. [2018-12-09 00:46:46,733 INFO L168 Benchmark]: TraceAbstraction took 153326.40 ms. Allocated memory was 1.2 GB in the beginning and 4.7 GB in the end (delta: 3.6 GB). Free memory was 923.4 MB in the beginning and 3.7 GB in the end (delta: -2.8 GB). Peak memory consumption was 4.2 GB. Max. memory is 11.5 GB. [2018-12-09 00:46:46,733 INFO L168 Benchmark]: Witness Printer took 88.90 ms. Allocated memory is still 4.7 GB. Free memory was 3.7 GB in the beginning and 3.6 GB in the end (delta: 75.0 MB). Peak memory consumption was 75.0 MB. Max. memory is 11.5 GB. [2018-12-09 00:46:46,734 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 425.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -159.4 MB). Peak memory consumption was 58.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 21.38 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 49.45 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: 14.0 MB). Peak memory consumption was 14.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 979.33 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 923.4 MB in the end (delta: 172.7 MB). Peak memory consumption was 172.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 153326.40 ms. Allocated memory was 1.2 GB in the beginning and 4.7 GB in the end (delta: 3.6 GB). Free memory was 923.4 MB in the beginning and 3.7 GB in the end (delta: -2.8 GB). Peak memory consumption was 4.2 GB. Max. memory is 11.5 GB. * Witness Printer took 88.90 ms. Allocated memory is still 4.7 GB. Free memory was 3.7 GB in the beginning and 3.6 GB in the end (delta: 75.0 MB). Peak memory consumption was 75.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 162]: 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: 1034]: Loop Invariant Derived loop invariant: ((((((((((((((((a4 <= 0 && !(a25 == 12)) && a29 <= 245) && a23 + 43 <= 0) || !(10 == \old(a25))) || ((a29 <= 599999 && a25 == 9) && 1 == a4)) || ((a29 <= 599999 && (a29 + 21 <= 0 || 13 == a25)) && 1 == a4)) || ((a4 <= 0 && a29 <= 599998) && 130 <= a29)) || !(1 == a3)) || 130 < \old(a29)) || ((a29 <= 599998 && !(a25 == 12)) && 1 == a4)) || \old(a29) < 130) || (a4 <= 0 && a29 + 22 <= 0)) || !(312 == \old(a23))) || !(15 == a8)) || !(1 == \old(a4))) || (((a29 <= 130 && 1 == a4) && a23 + 43 <= 0) && 130 <= a29)) || ((a29 <= 599999 && 1 == a4) && 307 <= a23) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 292 locations, 1 error locations. SAFE Result, 153.2s OverallTime, 12 OverallIterations, 4 TraceHistogramMax, 131.4s AutomataDifference, 0.0s DeadEndRemovalTime, 2.9s HoareAnnotationTime, HoareTripleCheckerStatistics: 2026 SDtfs, 17785 SDslu, 2004 SDs, 0 SdLazy, 29198 SolverSat, 7346 SolverUnsat, 15 SolverUnknown, 0 SolverNotchecked, 107.7s Time, PredicateUnifierStatistics: 4 DeclaredPredicates, 4981 GetRequests, 4662 SyntacticMatches, 13 SemanticMatches, 306 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 11851 ImplicationChecksByTransitivity, 15.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=12871occurred in iteration=11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 11.6s AbstIntTime, 8 AbstIntIterations, 2 AbstIntStrong, 0.9974744725215735 AbsIntWeakeningRatio, 0.11481481481481481 AbsIntAvgWeakeningVarsNumRemoved, 18.396296296296295 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 12 MinimizatonAttempts, 2607 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 359 PreInvPairs, 697 NumberOfFragments, 647 HoareAnnotationTreeSize, 359 FomulaSimplifications, 61066 FormulaSimplificationTreeSizeReduction, 0.8s HoareSimplificationTime, 7 FomulaSimplificationsInter, 21525 FormulaSimplificationTreeSizeReductionInter, 1.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 4.4s InterpolantComputationTime, 5321 NumberOfCodeBlocks, 5321 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 7352 ConstructedInterpolants, 8 QuantifiedInterpolants, 13687134 SizeOfPredicates, 19 NumberOfNonLiveVariables, 3377 ConjunctsInSsa, 57 ConjunctsInUnsatCore, 24 InterpolantComputations, 10 PerfectInterpolantSequences, 5345/6517 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...