./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem10_label40_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_f86d7b01-a9ac-4c69-b1a1-f3d8d2ff6e64/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f86d7b01-a9ac-4c69-b1a1-f3d8d2ff6e64/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f86d7b01-a9ac-4c69-b1a1-f3d8d2ff6e64/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f86d7b01-a9ac-4c69-b1a1-f3d8d2ff6e64/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem10_label40_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_f86d7b01-a9ac-4c69-b1a1-f3d8d2ff6e64/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f86d7b01-a9ac-4c69-b1a1-f3d8d2ff6e64/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 9388cf462804d47fad308dddce36b73ef7e2c945 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 10:53:20,428 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 10:53:20,430 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 10:53:20,438 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 10:53:20,439 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 10:53:20,439 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 10:53:20,440 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 10:53:20,441 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 10:53:20,442 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 10:53:20,443 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 10:53:20,444 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 10:53:20,444 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 10:53:20,445 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 10:53:20,445 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 10:53:20,446 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 10:53:20,447 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 10:53:20,447 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 10:53:20,448 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 10:53:20,450 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 10:53:20,451 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 10:53:20,451 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 10:53:20,452 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 10:53:20,454 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 10:53:20,454 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 10:53:20,454 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 10:53:20,455 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 10:53:20,455 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 10:53:20,456 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 10:53:20,457 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 10:53:20,457 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 10:53:20,457 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 10:53:20,458 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 10:53:20,458 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 10:53:20,458 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 10:53:20,459 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 10:53:20,459 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 10:53:20,460 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f86d7b01-a9ac-4c69-b1a1-f3d8d2ff6e64/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-02 10:53:20,470 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 10:53:20,470 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 10:53:20,471 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 10:53:20,471 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-02 10:53:20,471 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-02 10:53:20,471 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-02 10:53:20,471 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-02 10:53:20,471 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-02 10:53:20,471 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-02 10:53:20,472 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-02 10:53:20,472 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-02 10:53:20,472 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-02 10:53:20,472 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-02 10:53:20,472 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 10:53:20,473 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 10:53:20,473 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 10:53:20,473 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 10:53:20,473 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 10:53:20,473 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 10:53:20,473 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 10:53:20,473 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 10:53:20,474 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 10:53:20,474 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 10:53:20,474 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 10:53:20,474 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 10:53:20,474 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-02 10:53:20,474 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 10:53:20,474 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-02 10:53:20,475 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 10:53:20,475 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 10:53:20,475 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 10:53:20,475 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 10:53:20,475 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-02 10:53:20,475 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 10:53:20,475 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 10:53:20,475 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-02 10:53:20,476 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_f86d7b01-a9ac-4c69-b1a1-f3d8d2ff6e64/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 -> 9388cf462804d47fad308dddce36b73ef7e2c945 [2018-12-02 10:53:20,500 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 10:53:20,509 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 10:53:20,511 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 10:53:20,512 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 10:53:20,513 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 10:53:20,513 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f86d7b01-a9ac-4c69-b1a1-f3d8d2ff6e64/bin-2019/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem10_label40_true-unreach-call.c [2018-12-02 10:53:20,551 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f86d7b01-a9ac-4c69-b1a1-f3d8d2ff6e64/bin-2019/utaipan/data/c9bce6221/29f9d331535143418e816b64a18acfbb/FLAGdb68d7a23 [2018-12-02 10:53:20,925 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 10:53:20,925 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f86d7b01-a9ac-4c69-b1a1-f3d8d2ff6e64/sv-benchmarks/c/eca-rers2012/Problem10_label40_true-unreach-call.c [2018-12-02 10:53:20,931 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f86d7b01-a9ac-4c69-b1a1-f3d8d2ff6e64/bin-2019/utaipan/data/c9bce6221/29f9d331535143418e816b64a18acfbb/FLAGdb68d7a23 [2018-12-02 10:53:21,276 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f86d7b01-a9ac-4c69-b1a1-f3d8d2ff6e64/bin-2019/utaipan/data/c9bce6221/29f9d331535143418e816b64a18acfbb [2018-12-02 10:53:21,279 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 10:53:21,280 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 10:53:21,281 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 10:53:21,281 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 10:53:21,284 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 10:53:21,284 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:53:21" (1/1) ... [2018-12-02 10:53:21,286 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@211fd2b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:53:21, skipping insertion in model container [2018-12-02 10:53:21,286 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:53:21" (1/1) ... [2018-12-02 10:53:21,292 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 10:53:21,326 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 10:53:21,522 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 10:53:21,525 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 10:53:21,588 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 10:53:21,639 INFO L195 MainTranslator]: Completed translation [2018-12-02 10:53:21,640 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:53:21 WrapperNode [2018-12-02 10:53:21,640 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 10:53:21,640 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 10:53:21,640 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 10:53:21,640 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 10:53:21,645 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:53:21" (1/1) ... [2018-12-02 10:53:21,654 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:53:21" (1/1) ... [2018-12-02 10:53:21,658 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 10:53:21,658 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 10:53:21,658 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 10:53:21,658 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 10:53:21,664 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:53:21" (1/1) ... [2018-12-02 10:53:21,664 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:53:21" (1/1) ... [2018-12-02 10:53:21,666 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:53:21" (1/1) ... [2018-12-02 10:53:21,666 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:53:21" (1/1) ... [2018-12-02 10:53:21,681 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:53:21" (1/1) ... [2018-12-02 10:53:21,689 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:53:21" (1/1) ... [2018-12-02 10:53:21,692 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:53:21" (1/1) ... [2018-12-02 10:53:21,695 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 10:53:21,696 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 10:53:21,696 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 10:53:21,696 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 10:53:21,697 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:53:21" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f86d7b01-a9ac-4c69-b1a1-f3d8d2ff6e64/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 [2018-12-02 10:53:21,729 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-02 10:53:21,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-02 10:53:21,729 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-12-02 10:53:21,729 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-12-02 10:53:21,729 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 10:53:21,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 10:53:21,729 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-02 10:53:21,729 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-02 10:53:22,331 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 10:53:22,331 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-12-02 10:53:22,331 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:53:22 BoogieIcfgContainer [2018-12-02 10:53:22,332 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 10:53:22,332 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-02 10:53:22,332 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-02 10:53:22,334 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-02 10:53:22,334 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 10:53:21" (1/3) ... [2018-12-02 10:53:22,335 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f3640d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 10:53:22, skipping insertion in model container [2018-12-02 10:53:22,335 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:53:21" (2/3) ... [2018-12-02 10:53:22,335 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f3640d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 10:53:22, skipping insertion in model container [2018-12-02 10:53:22,335 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:53:22" (3/3) ... [2018-12-02 10:53:22,336 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem10_label40_true-unreach-call.c [2018-12-02 10:53:22,342 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-02 10:53:22,347 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-02 10:53:22,356 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-02 10:53:22,376 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-02 10:53:22,376 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-02 10:53:22,376 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-02 10:53:22,376 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-02 10:53:22,376 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-02 10:53:22,376 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-02 10:53:22,376 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-02 10:53:22,376 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-02 10:53:22,390 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states. [2018-12-02 10:53:22,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-12-02 10:53:22,395 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 10:53:22,396 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] [2018-12-02 10:53:22,397 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 10:53:22,401 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 10:53:22,401 INFO L82 PathProgramCache]: Analyzing trace with hash -576444522, now seen corresponding path program 1 times [2018-12-02 10:53:22,402 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 10:53:22,431 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 10:53:22,431 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 10:53:22,432 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 10:53:22,432 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 10:53:22,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:53:22,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 10:53:22,575 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 10:53:22,575 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-02 10:53:22,575 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 10:53:22,580 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-02 10:53:22,590 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-02 10:53:22,591 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-02 10:53:22,593 INFO L87 Difference]: Start difference. First operand 215 states. Second operand 3 states. [2018-12-02 10:53:23,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 10:53:23,059 INFO L93 Difference]: Finished difference Result 571 states and 989 transitions. [2018-12-02 10:53:23,059 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-02 10:53:23,060 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 55 [2018-12-02 10:53:23,060 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 10:53:23,068 INFO L225 Difference]: With dead ends: 571 [2018-12-02 10:53:23,068 INFO L226 Difference]: Without dead ends: 294 [2018-12-02 10:53:23,071 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 [2018-12-02 10:53:23,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 294 states. [2018-12-02 10:53:23,103 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 294 to 294. [2018-12-02 10:53:23,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 294 states. [2018-12-02 10:53:23,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 294 states and 446 transitions. [2018-12-02 10:53:23,106 INFO L78 Accepts]: Start accepts. Automaton has 294 states and 446 transitions. Word has length 55 [2018-12-02 10:53:23,107 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 10:53:23,107 INFO L480 AbstractCegarLoop]: Abstraction has 294 states and 446 transitions. [2018-12-02 10:53:23,107 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-02 10:53:23,107 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 446 transitions. [2018-12-02 10:53:23,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-12-02 10:53:23,109 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 10:53:23,110 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 10:53:23,110 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 10:53:23,110 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 10:53:23,110 INFO L82 PathProgramCache]: Analyzing trace with hash -913027315, now seen corresponding path program 1 times [2018-12-02 10:53:23,110 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 10:53:23,111 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 10:53:23,111 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 10:53:23,111 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 10:53:23,111 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 10:53:23,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:53:23,236 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 10:53:23,237 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 10:53:23,237 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-02 10:53:23,237 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 10:53:23,238 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-02 10:53:23,238 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-02 10:53:23,238 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-02 10:53:23,238 INFO L87 Difference]: Start difference. First operand 294 states and 446 transitions. Second operand 6 states. [2018-12-02 10:53:23,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 10:53:23,664 INFO L93 Difference]: Finished difference Result 741 states and 1136 transitions. [2018-12-02 10:53:23,665 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-02 10:53:23,665 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 128 [2018-12-02 10:53:23,665 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 10:53:23,668 INFO L225 Difference]: With dead ends: 741 [2018-12-02 10:53:23,668 INFO L226 Difference]: Without dead ends: 453 [2018-12-02 10:53:23,670 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-12-02 10:53:23,670 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 453 states. [2018-12-02 10:53:23,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 453 to 445. [2018-12-02 10:53:23,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 445 states. [2018-12-02 10:53:23,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 445 states and 626 transitions. [2018-12-02 10:53:23,691 INFO L78 Accepts]: Start accepts. Automaton has 445 states and 626 transitions. Word has length 128 [2018-12-02 10:53:23,691 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 10:53:23,691 INFO L480 AbstractCegarLoop]: Abstraction has 445 states and 626 transitions. [2018-12-02 10:53:23,692 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-02 10:53:23,692 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 626 transitions. [2018-12-02 10:53:23,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-02 10:53:23,694 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 10:53:23,694 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 10:53:23,694 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 10:53:23,694 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 10:53:23,695 INFO L82 PathProgramCache]: Analyzing trace with hash 952189433, now seen corresponding path program 1 times [2018-12-02 10:53:23,695 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 10:53:23,696 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 10:53:23,696 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 10:53:23,696 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 10:53:23,696 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 10:53:23,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:53:23,815 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 41 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 10:53:23,815 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 10:53:23,816 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 10:53:23,816 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 135 with the following transitions: [2018-12-02 10:53:23,817 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], [349], [351], [354], [362], [370], [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], [534], [792], [796], [805], [809], [811], [816], [817], [818], [820], [821] [2018-12-02 10:53:23,841 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 10:53:23,841 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 10:53:24,116 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 10:53:24,117 INFO L272 AbstractInterpreter]: Visited 87 different actions 166 times. Merged at 3 different actions 3 times. Never widened. Performed 1540 root evaluator evaluations with a maximum evaluation depth of 8. Performed 1540 inverse root evaluator evaluations with a maximum inverse evaluation depth of 8. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-12-02 10:53:24,125 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 10:53:24,126 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 10:53:24,126 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 10:53:24,126 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f86d7b01-a9ac-4c69-b1a1-f3d8d2ff6e64/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 [2018-12-02 10:53:24,133 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 10:53:24,133 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 10:53:24,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:53:24,164 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 10:53:24,206 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 10:53:24,206 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 10:53:24,245 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 10:53:24,261 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-12-02 10:53:24,261 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [7] total 8 [2018-12-02 10:53:24,261 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 10:53:24,261 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-02 10:53:24,262 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-02 10:53:24,262 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2018-12-02 10:53:24,262 INFO L87 Difference]: Start difference. First operand 445 states and 626 transitions. Second operand 3 states. [2018-12-02 10:53:24,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 10:53:24,594 INFO L93 Difference]: Finished difference Result 1319 states and 1894 transitions. [2018-12-02 10:53:24,594 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-02 10:53:24,594 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 134 [2018-12-02 10:53:24,595 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 10:53:24,597 INFO L225 Difference]: With dead ends: 1319 [2018-12-02 10:53:24,598 INFO L226 Difference]: Without dead ends: 880 [2018-12-02 10:53:24,599 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 277 GetRequests, 267 SyntacticMatches, 4 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2018-12-02 10:53:24,600 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 880 states. [2018-12-02 10:53:24,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 880 to 880. [2018-12-02 10:53:24,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 880 states. [2018-12-02 10:53:24,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 880 states to 880 states and 1245 transitions. [2018-12-02 10:53:24,625 INFO L78 Accepts]: Start accepts. Automaton has 880 states and 1245 transitions. Word has length 134 [2018-12-02 10:53:24,626 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 10:53:24,626 INFO L480 AbstractCegarLoop]: Abstraction has 880 states and 1245 transitions. [2018-12-02 10:53:24,626 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-02 10:53:24,626 INFO L276 IsEmpty]: Start isEmpty. Operand 880 states and 1245 transitions. [2018-12-02 10:53:24,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-12-02 10:53:24,630 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 10:53:24,630 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 10:53:24,630 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 10:53:24,631 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 10:53:24,631 INFO L82 PathProgramCache]: Analyzing trace with hash -296475546, now seen corresponding path program 1 times [2018-12-02 10:53:24,631 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 10:53:24,632 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 10:53:24,632 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 10:53:24,632 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 10:53:24,632 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 10:53:24,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:53:24,789 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 10:53:24,789 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 10:53:24,789 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-02 10:53:24,789 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 10:53:24,789 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-02 10:53:24,790 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-02 10:53:24,790 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-02 10:53:24,790 INFO L87 Difference]: Start difference. First operand 880 states and 1245 transitions. Second operand 6 states. [2018-12-02 10:53:25,208 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 10:53:25,208 INFO L93 Difference]: Finished difference Result 2078 states and 3015 transitions. [2018-12-02 10:53:25,209 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-02 10:53:25,209 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 167 [2018-12-02 10:53:25,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 10:53:25,212 INFO L225 Difference]: With dead ends: 2078 [2018-12-02 10:53:25,212 INFO L226 Difference]: Without dead ends: 1204 [2018-12-02 10:53:25,213 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-12-02 10:53:25,214 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1204 states. [2018-12-02 10:53:25,231 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1204 to 1033. [2018-12-02 10:53:25,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1033 states. [2018-12-02 10:53:25,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1033 states to 1033 states and 1428 transitions. [2018-12-02 10:53:25,234 INFO L78 Accepts]: Start accepts. Automaton has 1033 states and 1428 transitions. Word has length 167 [2018-12-02 10:53:25,234 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 10:53:25,234 INFO L480 AbstractCegarLoop]: Abstraction has 1033 states and 1428 transitions. [2018-12-02 10:53:25,234 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-02 10:53:25,234 INFO L276 IsEmpty]: Start isEmpty. Operand 1033 states and 1428 transitions. [2018-12-02 10:53:25,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-12-02 10:53:25,236 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 10:53:25,236 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 10:53:25,236 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 10:53:25,236 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 10:53:25,236 INFO L82 PathProgramCache]: Analyzing trace with hash 528848677, now seen corresponding path program 1 times [2018-12-02 10:53:25,236 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 10:53:25,237 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 10:53:25,237 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 10:53:25,237 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 10:53:25,237 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 10:53:25,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:53:25,315 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 10:53:25,315 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 10:53:25,315 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-02 10:53:25,315 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 10:53:25,315 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-02 10:53:25,316 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-02 10:53:25,316 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-02 10:53:25,316 INFO L87 Difference]: Start difference. First operand 1033 states and 1428 transitions. Second operand 5 states. [2018-12-02 10:53:25,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 10:53:25,810 INFO L93 Difference]: Finished difference Result 2235 states and 3131 transitions. [2018-12-02 10:53:25,811 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-02 10:53:25,811 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 172 [2018-12-02 10:53:25,811 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 10:53:25,814 INFO L225 Difference]: With dead ends: 2235 [2018-12-02 10:53:25,814 INFO L226 Difference]: Without dead ends: 1208 [2018-12-02 10:53:25,816 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2018-12-02 10:53:25,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1208 states. [2018-12-02 10:53:25,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1208 to 1043. [2018-12-02 10:53:25,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1043 states. [2018-12-02 10:53:25,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1043 states to 1043 states and 1434 transitions. [2018-12-02 10:53:25,833 INFO L78 Accepts]: Start accepts. Automaton has 1043 states and 1434 transitions. Word has length 172 [2018-12-02 10:53:25,833 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 10:53:25,833 INFO L480 AbstractCegarLoop]: Abstraction has 1043 states and 1434 transitions. [2018-12-02 10:53:25,833 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-02 10:53:25,833 INFO L276 IsEmpty]: Start isEmpty. Operand 1043 states and 1434 transitions. [2018-12-02 10:53:25,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-12-02 10:53:25,835 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 10:53:25,836 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, 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] [2018-12-02 10:53:25,836 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 10:53:25,836 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 10:53:25,836 INFO L82 PathProgramCache]: Analyzing trace with hash -1123243390, now seen corresponding path program 1 times [2018-12-02 10:53:25,836 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 10:53:25,836 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 10:53:25,836 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 10:53:25,837 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 10:53:25,837 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 10:53:25,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:53:25,931 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-12-02 10:53:25,931 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 10:53:25,931 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-02 10:53:25,931 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 10:53:25,931 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-02 10:53:25,932 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-02 10:53:25,932 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-02 10:53:25,932 INFO L87 Difference]: Start difference. First operand 1043 states and 1434 transitions. Second operand 4 states. [2018-12-02 10:53:26,456 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 10:53:26,457 INFO L93 Difference]: Finished difference Result 3099 states and 4445 transitions. [2018-12-02 10:53:26,457 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-02 10:53:26,457 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 237 [2018-12-02 10:53:26,457 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 10:53:26,458 INFO L225 Difference]: With dead ends: 3099 [2018-12-02 10:53:26,458 INFO L226 Difference]: Without dead ends: 0 [2018-12-02 10:53:26,461 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-02 10:53:26,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-02 10:53:26,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-02 10:53:26,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-02 10:53:26,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-02 10:53:26,462 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 237 [2018-12-02 10:53:26,462 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 10:53:26,462 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-02 10:53:26,462 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-02 10:53:26,463 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-02 10:53:26,463 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 10:53:26,466 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-02 10:53:26,501 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 10:53:26,502 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 10:53:26,512 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 10:53:26,513 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 10:53:26,683 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-02 10:53:26,683 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a19~0)| ~a19~0) (= |old(~a10~0)| ~a10~0) (= ~a1~0 |old(~a1~0)|)) [2018-12-02 10:53:26,683 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-02 10:53:26,683 INFO L448 ceAbstractionStarter]: For program point L465(lines 465 572) no Hoare annotation was computed. [2018-12-02 10:53:26,683 INFO L448 ceAbstractionStarter]: For program point L201-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 10:53:26,683 INFO L448 ceAbstractionStarter]: For program point L168-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 10:53:26,683 INFO L448 ceAbstractionStarter]: For program point L135-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 10:53:26,684 INFO L448 ceAbstractionStarter]: For program point L102-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 10:53:26,684 INFO L448 ceAbstractionStarter]: For program point L69-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 10:53:26,684 INFO L448 ceAbstractionStarter]: For program point L36-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 10:53:26,684 INFO L448 ceAbstractionStarter]: For program point L499(lines 499 572) no Hoare annotation was computed. [2018-12-02 10:53:26,684 INFO L448 ceAbstractionStarter]: For program point L301(lines 301 572) no Hoare annotation was computed. [2018-12-02 10:53:26,684 INFO L448 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-12-02 10:53:26,684 INFO L448 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-12-02 10:53:26,684 INFO L448 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-12-02 10:53:26,684 INFO L448 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-12-02 10:53:26,684 INFO L448 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-12-02 10:53:26,684 INFO L448 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-12-02 10:53:26,684 INFO L448 ceAbstractionStarter]: For program point L335(lines 335 572) no Hoare annotation was computed. [2018-12-02 10:53:26,684 INFO L448 ceAbstractionStarter]: For program point L236(lines 236 572) no Hoare annotation was computed. [2018-12-02 10:53:26,684 INFO L448 ceAbstractionStarter]: For program point L534(lines 534 572) no Hoare annotation was computed. [2018-12-02 10:53:26,684 INFO L448 ceAbstractionStarter]: For program point L171-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 10:53:26,684 INFO L448 ceAbstractionStarter]: For program point L138-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 10:53:26,684 INFO L448 ceAbstractionStarter]: For program point L105-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 10:53:26,684 INFO L448 ceAbstractionStarter]: For program point L72-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 10:53:26,684 INFO L448 ceAbstractionStarter]: For program point L39-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 10:53:26,684 INFO L448 ceAbstractionStarter]: For program point L436(lines 436 572) no Hoare annotation was computed. [2018-12-02 10:53:26,684 INFO L448 ceAbstractionStarter]: For program point L403(lines 403 572) no Hoare annotation was computed. [2018-12-02 10:53:26,684 INFO L448 ceAbstractionStarter]: For program point L370(lines 370 572) no Hoare annotation was computed. [2018-12-02 10:53:26,684 INFO L448 ceAbstractionStarter]: For program point L271(lines 271 572) no Hoare annotation was computed. [2018-12-02 10:53:26,685 INFO L448 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-12-02 10:53:26,685 INFO L448 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-12-02 10:53:26,685 INFO L448 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-12-02 10:53:26,685 INFO L448 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-12-02 10:53:26,685 INFO L448 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-12-02 10:53:26,685 INFO L448 ceAbstractionStarter]: For program point L569(lines 569 572) no Hoare annotation was computed. [2018-12-02 10:53:26,685 INFO L448 ceAbstractionStarter]: For program point L239(lines 239 572) no Hoare annotation was computed. [2018-12-02 10:53:26,685 INFO L448 ceAbstractionStarter]: For program point L504(lines 504 572) no Hoare annotation was computed. [2018-12-02 10:53:26,685 INFO L448 ceAbstractionStarter]: For program point L471(lines 471 572) no Hoare annotation was computed. [2018-12-02 10:53:26,685 INFO L448 ceAbstractionStarter]: For program point L306(lines 306 572) no Hoare annotation was computed. [2018-12-02 10:53:26,685 INFO L448 ceAbstractionStarter]: For program point L174-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 10:53:26,685 INFO L448 ceAbstractionStarter]: For program point L141-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 10:53:26,685 INFO L448 ceAbstractionStarter]: For program point L108-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 10:53:26,685 INFO L448 ceAbstractionStarter]: For program point L75-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 10:53:26,685 INFO L448 ceAbstractionStarter]: For program point L42-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 10:53:26,685 INFO L448 ceAbstractionStarter]: For program point L340(lines 340 572) no Hoare annotation was computed. [2018-12-02 10:53:26,685 INFO L448 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-12-02 10:53:26,685 INFO L448 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-12-02 10:53:26,685 INFO L448 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-12-02 10:53:26,685 INFO L448 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-12-02 10:53:26,685 INFO L448 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-12-02 10:53:26,685 INFO L448 ceAbstractionStarter]: For program point L540(lines 540 572) no Hoare annotation was computed. [2018-12-02 10:53:26,686 INFO L448 ceAbstractionStarter]: For program point L408(lines 408 572) no Hoare annotation was computed. [2018-12-02 10:53:26,686 INFO L448 ceAbstractionStarter]: For program point L375(lines 375 572) no Hoare annotation was computed. [2018-12-02 10:53:26,686 INFO L448 ceAbstractionStarter]: For program point L210(lines 210 572) no Hoare annotation was computed. [2018-12-02 10:53:26,686 INFO L448 ceAbstractionStarter]: For program point L177-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 10:53:26,686 INFO L448 ceAbstractionStarter]: For program point L144-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 10:53:26,686 INFO L448 ceAbstractionStarter]: For program point L111-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 10:53:26,686 INFO L448 ceAbstractionStarter]: For program point L78-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 10:53:26,686 INFO L448 ceAbstractionStarter]: For program point L45-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 10:53:26,686 INFO L448 ceAbstractionStarter]: For program point L442(lines 442 572) no Hoare annotation was computed. [2018-12-02 10:53:26,686 INFO L448 ceAbstractionStarter]: For program point L277(lines 277 572) no Hoare annotation was computed. [2018-12-02 10:53:26,686 INFO L448 ceAbstractionStarter]: For program point L244(lines 244 572) no Hoare annotation was computed. [2018-12-02 10:53:26,686 INFO L448 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-12-02 10:53:26,686 INFO L448 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-12-02 10:53:26,686 INFO L448 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-12-02 10:53:26,686 INFO L448 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-12-02 10:53:26,686 INFO L448 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-12-02 10:53:26,686 INFO L448 ceAbstractionStarter]: For program point L509(lines 509 572) no Hoare annotation was computed. [2018-12-02 10:53:26,686 INFO L448 ceAbstractionStarter]: For program point L476(lines 476 572) no Hoare annotation was computed. [2018-12-02 10:53:26,686 INFO L448 ceAbstractionStarter]: For program point L378(lines 378 572) no Hoare annotation was computed. [2018-12-02 10:53:26,686 INFO L448 ceAbstractionStarter]: For program point L345(lines 345 572) no Hoare annotation was computed. [2018-12-02 10:53:26,686 INFO L448 ceAbstractionStarter]: For program point L312(lines 312 572) no Hoare annotation was computed. [2018-12-02 10:53:26,686 INFO L448 ceAbstractionStarter]: For program point L180-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 10:53:26,686 INFO L448 ceAbstractionStarter]: For program point L147-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 10:53:26,687 INFO L448 ceAbstractionStarter]: For program point L114-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 10:53:26,687 INFO L448 ceAbstractionStarter]: For program point L81-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 10:53:26,687 INFO L448 ceAbstractionStarter]: For program point L48-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 10:53:26,687 INFO L448 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-12-02 10:53:26,687 INFO L448 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-12-02 10:53:26,687 INFO L448 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-12-02 10:53:26,687 INFO L448 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-12-02 10:53:26,687 INFO L448 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-12-02 10:53:26,687 INFO L448 ceAbstractionStarter]: For program point L545(lines 545 572) no Hoare annotation was computed. [2018-12-02 10:53:26,687 INFO L448 ceAbstractionStarter]: For program point L215(lines 215 572) no Hoare annotation was computed. [2018-12-02 10:53:26,687 INFO L448 ceAbstractionStarter]: For program point L414(lines 414 572) no Hoare annotation was computed. [2018-12-02 10:53:26,687 INFO L448 ceAbstractionStarter]: For program point L249(lines 249 572) no Hoare annotation was computed. [2018-12-02 10:53:26,687 INFO L448 ceAbstractionStarter]: For program point L183-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 10:53:26,687 INFO L448 ceAbstractionStarter]: For program point L150-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 10:53:26,687 INFO L448 ceAbstractionStarter]: For program point L117-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 10:53:26,687 INFO L448 ceAbstractionStarter]: For program point L84-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 10:53:26,687 INFO L448 ceAbstractionStarter]: For program point L51-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 10:53:26,687 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 20 574) no Hoare annotation was computed. [2018-12-02 10:53:26,687 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 20 574) no Hoare annotation was computed. [2018-12-02 10:53:26,687 INFO L448 ceAbstractionStarter]: For program point L514(lines 514 572) no Hoare annotation was computed. [2018-12-02 10:53:26,687 INFO L448 ceAbstractionStarter]: For program point L481(lines 481 572) no Hoare annotation was computed. [2018-12-02 10:53:26,688 INFO L448 ceAbstractionStarter]: For program point L448(lines 448 572) no Hoare annotation was computed. [2018-12-02 10:53:26,688 INFO L448 ceAbstractionStarter]: For program point L283(lines 283 572) no Hoare annotation was computed. [2018-12-02 10:53:26,688 INFO L448 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-12-02 10:53:26,688 INFO L448 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-12-02 10:53:26,688 INFO L448 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-12-02 10:53:26,688 INFO L448 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-12-02 10:53:26,688 INFO L448 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-12-02 10:53:26,688 INFO L448 ceAbstractionStarter]: For program point L548(lines 548 572) no Hoare annotation was computed. [2018-12-02 10:53:26,688 INFO L448 ceAbstractionStarter]: For program point L383(lines 383 572) no Hoare annotation was computed. [2018-12-02 10:53:26,688 INFO L448 ceAbstractionStarter]: For program point L317(lines 317 572) no Hoare annotation was computed. [2018-12-02 10:53:26,688 INFO L448 ceAbstractionStarter]: For program point L351(lines 351 572) no Hoare annotation was computed. [2018-12-02 10:53:26,688 INFO L448 ceAbstractionStarter]: For program point L186-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 10:53:26,688 INFO L448 ceAbstractionStarter]: For program point L153-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 10:53:26,688 INFO L448 ceAbstractionStarter]: For program point L120-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 10:53:26,689 INFO L448 ceAbstractionStarter]: For program point L87-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 10:53:26,689 INFO L448 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2018-12-02 10:53:26,689 INFO L448 ceAbstractionStarter]: For program point L54-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 10:53:26,689 INFO L448 ceAbstractionStarter]: For program point L21-2(lines 20 574) no Hoare annotation was computed. [2018-12-02 10:53:26,689 INFO L448 ceAbstractionStarter]: For program point L517(lines 517 572) no Hoare annotation was computed. [2018-12-02 10:53:26,689 INFO L448 ceAbstractionStarter]: For program point L286(lines 286 572) no Hoare annotation was computed. [2018-12-02 10:53:26,689 INFO L448 ceAbstractionStarter]: For program point L220(lines 220 572) no Hoare annotation was computed. [2018-12-02 10:53:26,689 INFO L448 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-12-02 10:53:26,689 INFO L448 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-12-02 10:53:26,689 INFO L448 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-12-02 10:53:26,689 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 151) no Hoare annotation was computed. [2018-12-02 10:53:26,690 INFO L448 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-12-02 10:53:26,690 INFO L448 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-12-02 10:53:26,690 INFO L448 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2018-12-02 10:53:26,690 INFO L448 ceAbstractionStarter]: For program point L419(lines 419 572) no Hoare annotation was computed. [2018-12-02 10:53:26,690 INFO L448 ceAbstractionStarter]: For program point L320(lines 320 572) no Hoare annotation was computed. [2018-12-02 10:53:26,690 INFO L448 ceAbstractionStarter]: For program point L254(lines 254 572) no Hoare annotation was computed. [2018-12-02 10:53:26,690 INFO L448 ceAbstractionStarter]: For program point L354(lines 354 572) no Hoare annotation was computed. [2018-12-02 10:53:26,690 INFO L448 ceAbstractionStarter]: For program point L189-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 10:53:26,690 INFO L448 ceAbstractionStarter]: For program point L156-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 10:53:26,690 INFO L448 ceAbstractionStarter]: For program point L123-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 10:53:26,690 INFO L448 ceAbstractionStarter]: For program point L90-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 10:53:26,690 INFO L448 ceAbstractionStarter]: For program point L57-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 10:53:26,690 INFO L448 ceAbstractionStarter]: For program point L24-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 10:53:26,691 INFO L448 ceAbstractionStarter]: For program point L487(lines 487 572) no Hoare annotation was computed. [2018-12-02 10:53:26,691 INFO L448 ceAbstractionStarter]: For program point L454(lines 454 572) no Hoare annotation was computed. [2018-12-02 10:53:26,691 INFO L448 ceAbstractionStarter]: For program point L388(lines 388 572) no Hoare annotation was computed. [2018-12-02 10:53:26,691 INFO L448 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-12-02 10:53:26,691 INFO L448 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-12-02 10:53:26,691 INFO L448 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-12-02 10:53:26,691 INFO L448 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-12-02 10:53:26,691 INFO L448 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-12-02 10:53:26,691 INFO L448 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-12-02 10:53:26,691 INFO L448 ceAbstractionStarter]: For program point L554(lines 554 572) no Hoare annotation was computed. [2018-12-02 10:53:26,691 INFO L448 ceAbstractionStarter]: For program point L323(lines 323 572) no Hoare annotation was computed. [2018-12-02 10:53:26,691 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 20 574) the Hoare annotation is: (let ((.cse1 (= 2 |old(~a10~0)|)) (.cse0 (and (= |old(~a19~0)| ~a19~0) (= |old(~a10~0)| ~a10~0) (= ~a1~0 |old(~a1~0)|)))) (and (or (or (< |old(~a10~0)| 1) (= 10 |old(~a19~0)|)) .cse0) (or .cse0 .cse1 (<= |old(~a1~0)| 38)) (or .cse1 (= 8 |old(~a19~0)|) .cse0))) [2018-12-02 10:53:26,692 INFO L448 ceAbstractionStarter]: For program point L357(lines 357 572) no Hoare annotation was computed. [2018-12-02 10:53:26,692 INFO L448 ceAbstractionStarter]: For program point L291(lines 291 572) no Hoare annotation was computed. [2018-12-02 10:53:26,692 INFO L448 ceAbstractionStarter]: For program point L225(lines 225 572) no Hoare annotation was computed. [2018-12-02 10:53:26,692 INFO L448 ceAbstractionStarter]: For program point L192-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 10:53:26,692 INFO L448 ceAbstractionStarter]: For program point L159-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 10:53:26,692 INFO L448 ceAbstractionStarter]: For program point L126-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 10:53:26,692 INFO L448 ceAbstractionStarter]: For program point L93-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 10:53:26,692 INFO L448 ceAbstractionStarter]: For program point L60-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 10:53:26,692 INFO L448 ceAbstractionStarter]: For program point L27-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 10:53:26,692 INFO L448 ceAbstractionStarter]: For program point L523(lines 523 572) no Hoare annotation was computed. [2018-12-02 10:53:26,692 INFO L448 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-12-02 10:53:26,692 INFO L448 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-12-02 10:53:26,692 INFO L448 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-12-02 10:53:26,692 INFO L448 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-12-02 10:53:26,692 INFO L448 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-12-02 10:53:26,693 INFO L448 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-12-02 10:53:26,693 INFO L448 ceAbstractionStarter]: For program point L557(lines 557 572) no Hoare annotation was computed. [2018-12-02 10:53:26,693 INFO L448 ceAbstractionStarter]: For program point L425(lines 425 572) no Hoare annotation was computed. [2018-12-02 10:53:26,693 INFO L448 ceAbstractionStarter]: For program point L326(lines 326 572) no Hoare annotation was computed. [2018-12-02 10:53:26,693 INFO L448 ceAbstractionStarter]: For program point L260(lines 260 572) no Hoare annotation was computed. [2018-12-02 10:53:26,693 INFO L448 ceAbstractionStarter]: For program point L393(lines 393 572) no Hoare annotation was computed. [2018-12-02 10:53:26,693 INFO L448 ceAbstractionStarter]: For program point L360(lines 360 572) no Hoare annotation was computed. [2018-12-02 10:53:26,693 INFO L448 ceAbstractionStarter]: For program point L195-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 10:53:26,693 INFO L448 ceAbstractionStarter]: For program point L162-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 10:53:26,693 INFO L448 ceAbstractionStarter]: For program point L129-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 10:53:26,693 INFO L448 ceAbstractionStarter]: For program point L96-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 10:53:26,693 INFO L448 ceAbstractionStarter]: For program point L63-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 10:53:26,693 INFO L448 ceAbstractionStarter]: For program point L30-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 10:53:26,693 INFO L448 ceAbstractionStarter]: For program point L526(lines 526 572) no Hoare annotation was computed. [2018-12-02 10:53:26,693 INFO L448 ceAbstractionStarter]: For program point L493(lines 493 572) no Hoare annotation was computed. [2018-12-02 10:53:26,693 INFO L448 ceAbstractionStarter]: For program point L460(lines 460 572) no Hoare annotation was computed. [2018-12-02 10:53:26,693 INFO L448 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-12-02 10:53:26,693 INFO L448 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-12-02 10:53:26,694 INFO L448 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-12-02 10:53:26,694 INFO L448 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-12-02 10:53:26,694 INFO L448 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-12-02 10:53:26,694 INFO L448 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-12-02 10:53:26,694 INFO L448 ceAbstractionStarter]: For program point L329(lines 329 572) no Hoare annotation was computed. [2018-12-02 10:53:26,694 INFO L448 ceAbstractionStarter]: For program point L296(lines 296 572) no Hoare annotation was computed. [2018-12-02 10:53:26,694 INFO L448 ceAbstractionStarter]: For program point L231(lines 231 572) no Hoare annotation was computed. [2018-12-02 10:53:26,694 INFO L448 ceAbstractionStarter]: For program point L198-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 10:53:26,694 INFO L448 ceAbstractionStarter]: For program point L165-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 10:53:26,694 INFO L448 ceAbstractionStarter]: For program point L132-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 10:53:26,694 INFO L448 ceAbstractionStarter]: For program point L99-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 10:53:26,694 INFO L448 ceAbstractionStarter]: For program point L66-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 10:53:26,694 INFO L448 ceAbstractionStarter]: For program point L33-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 10:53:26,694 INFO L448 ceAbstractionStarter]: For program point L529(lines 529 572) no Hoare annotation was computed. [2018-12-02 10:53:26,694 INFO L448 ceAbstractionStarter]: For program point L430(lines 430 572) no Hoare annotation was computed. [2018-12-02 10:53:26,694 INFO L448 ceAbstractionStarter]: For program point L265(lines 265 572) no Hoare annotation was computed. [2018-12-02 10:53:26,694 INFO L448 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-12-02 10:53:26,694 INFO L448 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-12-02 10:53:26,694 INFO L448 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-12-02 10:53:26,694 INFO L448 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-12-02 10:53:26,694 INFO L448 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-12-02 10:53:26,694 INFO L448 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-12-02 10:53:26,694 INFO L448 ceAbstractionStarter]: For program point L563(lines 563 572) no Hoare annotation was computed. [2018-12-02 10:53:26,694 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 572) no Hoare annotation was computed. [2018-12-02 10:53:26,694 INFO L448 ceAbstractionStarter]: For program point L365(lines 365 572) no Hoare annotation was computed. [2018-12-02 10:53:26,694 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-02 10:53:26,695 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (<= 23 ~a1~0) (not (= ~a10~0 2)) (<= ~a1~0 23) (not (= ~a19~0 10)) (not (= ~a19~0 8))) [2018-12-02 10:53:26,695 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-02 10:53:26,695 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-02 10:53:26,695 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 576 592) the Hoare annotation is: (or (< |old(~a1~0)| 23) (= 10 |old(~a19~0)|) (= 2 |old(~a10~0)|) (and (= |old(~a19~0)| ~a19~0) (= |old(~a10~0)| ~a10~0) (= ~a1~0 |old(~a1~0)|)) (= 8 |old(~a19~0)|) (< 23 |old(~a1~0)|)) [2018-12-02 10:53:26,695 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 576 592) no Hoare annotation was computed. [2018-12-02 10:53:26,695 INFO L444 ceAbstractionStarter]: At program point L590(line 590) the Hoare annotation is: (let ((.cse0 (not (= ~a19~0 10)))) (or (and (< 38 ~a1~0) .cse0) (< |old(~a1~0)| 23) (= 10 |old(~a19~0)|) (= 2 |old(~a10~0)|) (and .cse0 (<= 1 ~a10~0)) (= 8 |old(~a19~0)|) (< 23 |old(~a1~0)|) (and (not (= ~a10~0 2)) (not (= ~a19~0 8))))) [2018-12-02 10:53:26,695 INFO L448 ceAbstractionStarter]: For program point L590-1(line 590) no Hoare annotation was computed. [2018-12-02 10:53:26,695 INFO L448 ceAbstractionStarter]: For program point L587(line 587) no Hoare annotation was computed. [2018-12-02 10:53:26,695 INFO L444 ceAbstractionStarter]: At program point L582-2(lines 582 591) the Hoare annotation is: (let ((.cse0 (not (= ~a19~0 10)))) (or (and (< 38 ~a1~0) .cse0) (< |old(~a1~0)| 23) (= 10 |old(~a19~0)|) (= 2 |old(~a10~0)|) (and .cse0 (<= 1 ~a10~0)) (= 8 |old(~a19~0)|) (< 23 |old(~a1~0)|) (and (not (= ~a10~0 2)) (not (= ~a19~0 8))))) [2018-12-02 10:53:26,695 INFO L448 ceAbstractionStarter]: For program point L582-3(lines 576 592) no Hoare annotation was computed. [2018-12-02 10:53:26,705 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 10:53:26 BoogieIcfgContainer [2018-12-02 10:53:26,705 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-02 10:53:26,705 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 10:53:26,705 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 10:53:26,705 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 10:53:26,706 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:53:22" (3/4) ... [2018-12-02 10:53:26,709 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 10:53:26,714 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-02 10:53:26,714 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-12-02 10:53:26,714 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-02 10:53:26,722 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-12-02 10:53:26,723 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-12-02 10:53:26,747 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((38 < a1 && !(a19 == 10)) || \old(a1) < 23) || 10 == \old(a19)) || 2 == \old(a10)) || (!(a19 == 10) && 1 <= a10)) || 8 == \old(a19)) || 23 < \old(a1)) || (!(a10 == 2) && !(a19 == 8)) [2018-12-02 10:53:26,815 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_f86d7b01-a9ac-4c69-b1a1-f3d8d2ff6e64/bin-2019/utaipan/witness.graphml [2018-12-02 10:53:26,815 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 10:53:26,816 INFO L168 Benchmark]: Toolchain (without parser) took 5536.47 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 316.7 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -178.5 MB). Peak memory consumption was 138.2 MB. Max. memory is 11.5 GB. [2018-12-02 10:53:26,817 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 973.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 10:53:26,817 INFO L168 Benchmark]: CACSL2BoogieTranslator took 358.73 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -177.0 MB). Peak memory consumption was 52.3 MB. Max. memory is 11.5 GB. [2018-12-02 10:53:26,817 INFO L168 Benchmark]: Boogie Procedure Inliner took 17.81 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. [2018-12-02 10:53:26,818 INFO L168 Benchmark]: Boogie Preprocessor took 37.56 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. [2018-12-02 10:53:26,818 INFO L168 Benchmark]: RCFGBuilder took 635.75 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 109.8 MB). Peak memory consumption was 109.8 MB. Max. memory is 11.5 GB. [2018-12-02 10:53:26,818 INFO L168 Benchmark]: TraceAbstraction took 4372.83 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 180.9 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -130.7 MB). Peak memory consumption was 50.1 MB. Max. memory is 11.5 GB. [2018-12-02 10:53:26,818 INFO L168 Benchmark]: Witness Printer took 110.26 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 19.5 MB). Peak memory consumption was 19.5 MB. Max. memory is 11.5 GB. [2018-12-02 10:53:26,820 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 973.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 358.73 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -177.0 MB). Peak memory consumption was 52.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 17.81 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 37.56 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. * RCFGBuilder took 635.75 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 109.8 MB). Peak memory consumption was 109.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 4372.83 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 180.9 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -130.7 MB). Peak memory consumption was 50.1 MB. Max. memory is 11.5 GB. * Witness Printer took 110.26 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 19.5 MB). Peak memory consumption was 19.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 151]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 582]: Loop Invariant Derived loop invariant: (((((((38 < a1 && !(a19 == 10)) || \old(a1) < 23) || 10 == \old(a19)) || 2 == \old(a10)) || (!(a19 == 10) && 1 <= a10)) || 8 == \old(a19)) || 23 < \old(a1)) || (!(a10 == 2) && !(a19 == 8)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 215 locations, 1 error locations. SAFE Result, 4.3s OverallTime, 6 OverallIterations, 3 TraceHistogramMax, 2.7s AutomataDifference, 0.0s DeadEndRemovalTime, 0.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 541 SDtfs, 1799 SDslu, 148 SDs, 0 SdLazy, 3244 SolverSat, 610 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 316 GetRequests, 279 SyntacticMatches, 9 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1043occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.3s AbstIntTime, 1 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 6 MinimizatonAttempts, 344 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 46 PreInvPairs, 76 NumberOfFragments, 199 HoareAnnotationTreeSize, 46 FomulaSimplifications, 1255 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 770 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 1027 NumberOfCodeBlocks, 1027 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 1153 ConstructedInterpolants, 0 QuantifiedInterpolants, 527651 SizeOfPredicates, 2 NumberOfNonLiveVariables, 273 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 8 InterpolantComputations, 7 PerfectInterpolantSequences, 447/454 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...