./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label26_true-unreach-call_false-termination.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_47a4b0da-bb78-40eb-9c8f-a256849d980b/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_47a4b0da-bb78-40eb-9c8f-a256849d980b/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_47a4b0da-bb78-40eb-9c8f-a256849d980b/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_47a4b0da-bb78-40eb-9c8f-a256849d980b/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label26_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_47a4b0da-bb78-40eb-9c8f-a256849d980b/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_47a4b0da-bb78-40eb-9c8f-a256849d980b/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e002fb6463a65ebb6b75b40986db95c31112380a ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 12:19:02,492 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 12:19:02,493 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 12:19:02,499 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 12:19:02,499 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 12:19:02,499 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 12:19:02,500 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 12:19:02,501 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 12:19:02,501 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 12:19:02,502 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 12:19:02,502 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 12:19:02,502 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 12:19:02,503 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 12:19:02,503 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 12:19:02,504 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 12:19:02,504 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 12:19:02,505 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 12:19:02,505 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 12:19:02,506 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 12:19:02,507 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 12:19:02,508 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 12:19:02,508 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 12:19:02,510 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 12:19:02,510 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 12:19:02,510 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 12:19:02,510 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 12:19:02,511 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 12:19:02,511 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 12:19:02,512 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 12:19:02,512 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 12:19:02,513 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 12:19:02,513 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 12:19:02,513 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 12:19:02,513 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 12:19:02,514 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 12:19:02,514 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 12:19:02,514 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_47a4b0da-bb78-40eb-9c8f-a256849d980b/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-02 12:19:02,521 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 12:19:02,521 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 12:19:02,522 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 12:19:02,522 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-02 12:19:02,522 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 12:19:02,523 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 12:19:02,523 INFO L133 SettingsManager]: * Use SBE=true [2018-12-02 12:19:02,523 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 12:19:02,523 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 12:19:02,523 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 12:19:02,523 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 12:19:02,523 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 12:19:02,523 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 12:19:02,523 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 12:19:02,523 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 12:19:02,523 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 12:19:02,524 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 12:19:02,524 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 12:19:02,524 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 12:19:02,524 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 12:19:02,524 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-02 12:19:02,524 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 12:19:02,524 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-02 12:19:02,524 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 12:19:02,524 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 12:19:02,524 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 12:19:02,525 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 12:19:02,525 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-02 12:19:02,525 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 12:19:02,525 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 12:19:02,525 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_47a4b0da-bb78-40eb-9c8f-a256849d980b/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e002fb6463a65ebb6b75b40986db95c31112380a [2018-12-02 12:19:02,543 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 12:19:02,552 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 12:19:02,554 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 12:19:02,555 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 12:19:02,556 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 12:19:02,556 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_47a4b0da-bb78-40eb-9c8f-a256849d980b/bin-2019/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem01_label26_true-unreach-call_false-termination.c [2018-12-02 12:19:02,592 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_47a4b0da-bb78-40eb-9c8f-a256849d980b/bin-2019/uautomizer/data/f921d771a/86ab38cbbf754478a39dca2152420e48/FLAGfdfeca062 [2018-12-02 12:19:02,999 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 12:19:02,999 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_47a4b0da-bb78-40eb-9c8f-a256849d980b/sv-benchmarks/c/eca-rers2012/Problem01_label26_true-unreach-call_false-termination.c [2018-12-02 12:19:03,005 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_47a4b0da-bb78-40eb-9c8f-a256849d980b/bin-2019/uautomizer/data/f921d771a/86ab38cbbf754478a39dca2152420e48/FLAGfdfeca062 [2018-12-02 12:19:03,341 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_47a4b0da-bb78-40eb-9c8f-a256849d980b/bin-2019/uautomizer/data/f921d771a/86ab38cbbf754478a39dca2152420e48 [2018-12-02 12:19:03,346 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 12:19:03,348 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 12:19:03,350 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 12:19:03,351 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 12:19:03,357 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 12:19:03,358 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:19:03" (1/1) ... [2018-12-02 12:19:03,363 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56acabfb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:19:03, skipping insertion in model container [2018-12-02 12:19:03,363 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:19:03" (1/1) ... [2018-12-02 12:19:03,371 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 12:19:03,394 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 12:19:03,563 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 12:19:03,566 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 12:19:03,645 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 12:19:03,655 INFO L195 MainTranslator]: Completed translation [2018-12-02 12:19:03,655 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:19:03 WrapperNode [2018-12-02 12:19:03,655 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 12:19:03,656 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 12:19:03,656 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 12:19:03,656 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 12:19:03,661 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:19:03" (1/1) ... [2018-12-02 12:19:03,669 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:19:03" (1/1) ... [2018-12-02 12:19:03,674 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 12:19:03,674 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 12:19:03,674 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 12:19:03,675 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 12:19:03,680 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:19:03" (1/1) ... [2018-12-02 12:19:03,680 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:19:03" (1/1) ... [2018-12-02 12:19:03,683 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:19:03" (1/1) ... [2018-12-02 12:19:03,683 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:19:03" (1/1) ... [2018-12-02 12:19:03,698 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:19:03" (1/1) ... [2018-12-02 12:19:03,706 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:19:03" (1/1) ... [2018-12-02 12:19:03,708 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:19:03" (1/1) ... [2018-12-02 12:19:03,712 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 12:19:03,712 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 12:19:03,712 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 12:19:03,712 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 12:19:03,713 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:19:03" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_47a4b0da-bb78-40eb-9c8f-a256849d980b/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 12:19:03,746 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-02 12:19:03,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-02 12:19:03,746 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-12-02 12:19:03,746 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-12-02 12:19:03,747 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 12:19:03,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 12:19:03,747 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-02 12:19:03,747 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-02 12:19:04,288 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 12:19:04,289 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-12-02 12:19:04,289 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:19:04 BoogieIcfgContainer [2018-12-02 12:19:04,289 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 12:19:04,290 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-02 12:19:04,290 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-02 12:19:04,292 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-02 12:19:04,293 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 12:19:03" (1/3) ... [2018-12-02 12:19:04,293 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ef7f1f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 12:19:04, skipping insertion in model container [2018-12-02 12:19:04,293 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:19:03" (2/3) ... [2018-12-02 12:19:04,294 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ef7f1f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 12:19:04, skipping insertion in model container [2018-12-02 12:19:04,294 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:19:04" (3/3) ... [2018-12-02 12:19:04,295 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem01_label26_true-unreach-call_false-termination.c [2018-12-02 12:19:04,303 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-02 12:19:04,309 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-02 12:19:04,322 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-02 12:19:04,347 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-02 12:19:04,348 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-02 12:19:04,348 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-02 12:19:04,348 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-02 12:19:04,348 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-02 12:19:04,348 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-02 12:19:04,348 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-02 12:19:04,348 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-02 12:19:04,349 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-02 12:19:04,366 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states. [2018-12-02 12:19:04,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-02 12:19:04,373 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 12:19:04,374 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 12:19:04,375 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 12:19:04,380 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 12:19:04,380 INFO L82 PathProgramCache]: Analyzing trace with hash -1414431897, now seen corresponding path program 1 times [2018-12-02 12:19:04,381 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 12:19:04,382 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 12:19:04,413 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 12:19:04,413 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 12:19:04,413 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 12:19:04,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:19:04,635 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 12:19:04,637 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 12:19:04,637 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-02 12:19:04,640 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-02 12:19:04,648 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-02 12:19:04,649 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-02 12:19:04,650 INFO L87 Difference]: Start difference. First operand 207 states. Second operand 3 states. [2018-12-02 12:19:05,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 12:19:05,062 INFO L93 Difference]: Finished difference Result 547 states and 938 transitions. [2018-12-02 12:19:05,062 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-02 12:19:05,063 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 109 [2018-12-02 12:19:05,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 12:19:05,071 INFO L225 Difference]: With dead ends: 547 [2018-12-02 12:19:05,071 INFO L226 Difference]: Without dead ends: 278 [2018-12-02 12:19:05,074 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 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 12:19:05,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 278 states. [2018-12-02 12:19:05,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 278 to 278. [2018-12-02 12:19:05,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 278 states. [2018-12-02 12:19:05,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 278 states and 394 transitions. [2018-12-02 12:19:05,110 INFO L78 Accepts]: Start accepts. Automaton has 278 states and 394 transitions. Word has length 109 [2018-12-02 12:19:05,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 12:19:05,110 INFO L480 AbstractCegarLoop]: Abstraction has 278 states and 394 transitions. [2018-12-02 12:19:05,110 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-02 12:19:05,110 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 394 transitions. [2018-12-02 12:19:05,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-12-02 12:19:05,114 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 12:19:05,114 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 12:19:05,114 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 12:19:05,114 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 12:19:05,115 INFO L82 PathProgramCache]: Analyzing trace with hash -609512656, now seen corresponding path program 1 times [2018-12-02 12:19:05,115 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 12:19:05,115 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 12:19:05,116 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 12:19:05,116 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 12:19:05,116 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 12:19:05,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:19:05,207 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:19:05,207 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 12:19:05,207 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-02 12:19:05,208 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-02 12:19:05,209 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-02 12:19:05,209 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-02 12:19:05,209 INFO L87 Difference]: Start difference. First operand 278 states and 394 transitions. Second operand 6 states. [2018-12-02 12:19:05,610 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 12:19:05,610 INFO L93 Difference]: Finished difference Result 840 states and 1222 transitions. [2018-12-02 12:19:05,610 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-02 12:19:05,611 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 119 [2018-12-02 12:19:05,611 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 12:19:05,614 INFO L225 Difference]: With dead ends: 840 [2018-12-02 12:19:05,614 INFO L226 Difference]: Without dead ends: 568 [2018-12-02 12:19:05,615 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 12:19:05,615 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 568 states. [2018-12-02 12:19:05,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 568 to 556. [2018-12-02 12:19:05,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 556 states. [2018-12-02 12:19:05,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 556 states and 785 transitions. [2018-12-02 12:19:05,636 INFO L78 Accepts]: Start accepts. Automaton has 556 states and 785 transitions. Word has length 119 [2018-12-02 12:19:05,637 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 12:19:05,637 INFO L480 AbstractCegarLoop]: Abstraction has 556 states and 785 transitions. [2018-12-02 12:19:05,637 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-02 12:19:05,637 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 785 transitions. [2018-12-02 12:19:05,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-12-02 12:19:05,638 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 12:19:05,638 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 12:19:05,639 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 12:19:05,639 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 12:19:05,639 INFO L82 PathProgramCache]: Analyzing trace with hash 1252784430, now seen corresponding path program 1 times [2018-12-02 12:19:05,639 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 12:19:05,639 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 12:19:05,640 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 12:19:05,640 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 12:19:05,640 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 12:19:05,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:19:05,779 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:19:05,780 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 12:19:05,780 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-02 12:19:05,780 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-02 12:19:05,780 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-02 12:19:05,780 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-12-02 12:19:05,781 INFO L87 Difference]: Start difference. First operand 556 states and 785 transitions. Second operand 5 states. [2018-12-02 12:19:06,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 12:19:06,071 INFO L93 Difference]: Finished difference Result 1205 states and 1730 transitions. [2018-12-02 12:19:06,071 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-02 12:19:06,071 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 120 [2018-12-02 12:19:06,072 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 12:19:06,074 INFO L225 Difference]: With dead ends: 1205 [2018-12-02 12:19:06,074 INFO L226 Difference]: Without dead ends: 554 [2018-12-02 12:19:06,076 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 3 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-12-02 12:19:06,076 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 554 states. [2018-12-02 12:19:06,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 554 to 554. [2018-12-02 12:19:06,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 554 states. [2018-12-02 12:19:06,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 554 states and 712 transitions. [2018-12-02 12:19:06,094 INFO L78 Accepts]: Start accepts. Automaton has 554 states and 712 transitions. Word has length 120 [2018-12-02 12:19:06,094 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 12:19:06,094 INFO L480 AbstractCegarLoop]: Abstraction has 554 states and 712 transitions. [2018-12-02 12:19:06,094 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-02 12:19:06,094 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 712 transitions. [2018-12-02 12:19:06,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-12-02 12:19:06,096 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 12:19:06,096 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 12:19:06,096 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 12:19:06,096 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 12:19:06,097 INFO L82 PathProgramCache]: Analyzing trace with hash -1557577546, now seen corresponding path program 1 times [2018-12-02 12:19:06,097 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 12:19:06,097 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 12:19:06,097 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 12:19:06,097 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 12:19:06,097 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 12:19:06,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:19:06,171 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:19:06,171 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 12:19:06,171 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-02 12:19:06,172 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-02 12:19:06,172 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-02 12:19:06,172 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-02 12:19:06,172 INFO L87 Difference]: Start difference. First operand 554 states and 712 transitions. Second operand 4 states. [2018-12-02 12:19:06,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 12:19:06,564 INFO L93 Difference]: Finished difference Result 1372 states and 1784 transitions. [2018-12-02 12:19:06,564 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-02 12:19:06,564 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 124 [2018-12-02 12:19:06,565 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 12:19:06,567 INFO L225 Difference]: With dead ends: 1372 [2018-12-02 12:19:06,567 INFO L226 Difference]: Without dead ends: 824 [2018-12-02 12:19:06,568 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 12:19:06,569 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 824 states. [2018-12-02 12:19:06,581 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 824 to 824. [2018-12-02 12:19:06,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 824 states. [2018-12-02 12:19:06,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 824 states to 824 states and 1027 transitions. [2018-12-02 12:19:06,583 INFO L78 Accepts]: Start accepts. Automaton has 824 states and 1027 transitions. Word has length 124 [2018-12-02 12:19:06,583 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 12:19:06,583 INFO L480 AbstractCegarLoop]: Abstraction has 824 states and 1027 transitions. [2018-12-02 12:19:06,583 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-02 12:19:06,583 INFO L276 IsEmpty]: Start isEmpty. Operand 824 states and 1027 transitions. [2018-12-02 12:19:06,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-12-02 12:19:06,585 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 12:19:06,585 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 12:19:06,585 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 12:19:06,585 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 12:19:06,585 INFO L82 PathProgramCache]: Analyzing trace with hash -323555598, now seen corresponding path program 1 times [2018-12-02 12:19:06,585 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 12:19:06,586 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 12:19:06,586 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 12:19:06,586 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 12:19:06,586 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 12:19:06,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:19:06,662 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 67 proven. 15 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-02 12:19:06,662 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 12:19:06,662 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_47a4b0da-bb78-40eb-9c8f-a256849d980b/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 12:19:06,671 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 12:19:06,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:19:06,730 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 12:19:06,783 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-02 12:19:06,809 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-02 12:19:06,809 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2018-12-02 12:19:06,810 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-02 12:19:06,810 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-02 12:19:06,810 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-12-02 12:19:06,810 INFO L87 Difference]: Start difference. First operand 824 states and 1027 transitions. Second operand 7 states. [2018-12-02 12:19:07,500 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 12:19:07,500 INFO L93 Difference]: Finished difference Result 2772 states and 3535 transitions. [2018-12-02 12:19:07,501 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-12-02 12:19:07,501 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 168 [2018-12-02 12:19:07,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 12:19:07,508 INFO L225 Difference]: With dead ends: 2772 [2018-12-02 12:19:07,508 INFO L226 Difference]: Without dead ends: 1954 [2018-12-02 12:19:07,511 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 185 GetRequests, 174 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=47, Invalid=109, Unknown=0, NotChecked=0, Total=156 [2018-12-02 12:19:07,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1954 states. [2018-12-02 12:19:07,553 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1954 to 1940. [2018-12-02 12:19:07,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1940 states. [2018-12-02 12:19:07,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1940 states to 1940 states and 2358 transitions. [2018-12-02 12:19:07,559 INFO L78 Accepts]: Start accepts. Automaton has 1940 states and 2358 transitions. Word has length 168 [2018-12-02 12:19:07,559 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 12:19:07,559 INFO L480 AbstractCegarLoop]: Abstraction has 1940 states and 2358 transitions. [2018-12-02 12:19:07,559 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-02 12:19:07,559 INFO L276 IsEmpty]: Start isEmpty. Operand 1940 states and 2358 transitions. [2018-12-02 12:19:07,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-02 12:19:07,563 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 12:19:07,563 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 12:19:07,564 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 12:19:07,564 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 12:19:07,564 INFO L82 PathProgramCache]: Analyzing trace with hash -398578223, now seen corresponding path program 1 times [2018-12-02 12:19:07,564 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 12:19:07,564 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 12:19:07,565 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 12:19:07,565 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 12:19:07,565 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 12:19:07,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:19:07,615 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 80 proven. 39 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-12-02 12:19:07,615 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 12:19:07,615 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_47a4b0da-bb78-40eb-9c8f-a256849d980b/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 12:19:07,621 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 12:19:07,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:19:07,687 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 12:19:07,733 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 92 proven. 25 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-02 12:19:07,758 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-02 12:19:07,759 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 4] total 8 [2018-12-02 12:19:07,759 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-02 12:19:07,759 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-02 12:19:07,759 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2018-12-02 12:19:07,760 INFO L87 Difference]: Start difference. First operand 1940 states and 2358 transitions. Second operand 8 states. [2018-12-02 12:19:08,666 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 12:19:08,666 INFO L93 Difference]: Finished difference Result 6043 states and 7803 transitions. [2018-12-02 12:19:08,667 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-12-02 12:19:08,667 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 187 [2018-12-02 12:19:08,667 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 12:19:08,677 INFO L225 Difference]: With dead ends: 6043 [2018-12-02 12:19:08,677 INFO L226 Difference]: Without dead ends: 4109 [2018-12-02 12:19:08,681 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 214 GetRequests, 196 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=103, Invalid=277, Unknown=0, NotChecked=0, Total=380 [2018-12-02 12:19:08,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4109 states. [2018-12-02 12:19:08,730 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4109 to 3352. [2018-12-02 12:19:08,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3352 states. [2018-12-02 12:19:08,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3352 states to 3352 states and 4119 transitions. [2018-12-02 12:19:08,735 INFO L78 Accepts]: Start accepts. Automaton has 3352 states and 4119 transitions. Word has length 187 [2018-12-02 12:19:08,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 12:19:08,735 INFO L480 AbstractCegarLoop]: Abstraction has 3352 states and 4119 transitions. [2018-12-02 12:19:08,735 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-02 12:19:08,735 INFO L276 IsEmpty]: Start isEmpty. Operand 3352 states and 4119 transitions. [2018-12-02 12:19:08,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-12-02 12:19:08,740 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 12:19:08,740 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:19:08,740 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 12:19:08,740 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 12:19:08,741 INFO L82 PathProgramCache]: Analyzing trace with hash -901861594, now seen corresponding path program 1 times [2018-12-02 12:19:08,741 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 12:19:08,741 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 12:19:08,741 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 12:19:08,741 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 12:19:08,741 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 12:19:08,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:19:08,825 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 146 proven. 2 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-02 12:19:08,825 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 12:19:08,825 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_47a4b0da-bb78-40eb-9c8f-a256849d980b/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 12:19:08,833 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 12:19:08,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:19:08,879 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 12:19:08,935 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 146 proven. 2 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-02 12:19:08,950 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-02 12:19:08,951 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2018-12-02 12:19:08,951 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-02 12:19:08,951 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-02 12:19:08,952 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-12-02 12:19:08,952 INFO L87 Difference]: Start difference. First operand 3352 states and 4119 transitions. Second operand 9 states. [2018-12-02 12:19:09,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 12:19:09,945 INFO L93 Difference]: Finished difference Result 6223 states and 8093 transitions. [2018-12-02 12:19:09,946 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2018-12-02 12:19:09,946 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 205 [2018-12-02 12:19:09,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 12:19:09,946 INFO L225 Difference]: With dead ends: 6223 [2018-12-02 12:19:09,946 INFO L226 Difference]: Without dead ends: 0 [2018-12-02 12:19:09,955 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 248 GetRequests, 220 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 203 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=200, Invalid=670, Unknown=0, NotChecked=0, Total=870 [2018-12-02 12:19:09,955 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-02 12:19:09,955 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-02 12:19:09,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-02 12:19:09,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-02 12:19:09,955 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 205 [2018-12-02 12:19:09,955 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 12:19:09,956 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-02 12:19:09,956 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-02 12:19:09,956 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-02 12:19:09,956 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 12:19:09,958 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-02 12:19:10,039 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,047 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,048 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,048 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,054 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,055 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,055 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,063 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,066 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,067 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,068 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,069 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,071 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,072 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,072 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,073 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,075 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,076 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,076 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,078 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,078 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,079 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,079 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,080 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,081 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,083 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,083 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,085 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,087 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,088 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,089 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,090 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,092 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,093 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,094 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,095 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,098 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,099 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,100 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,101 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,102 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,103 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,107 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,118 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,119 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,119 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,126 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,126 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,126 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,135 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,137 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,139 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,140 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,141 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,142 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,143 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,143 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,144 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,146 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,146 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,147 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,148 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,149 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,149 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,150 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,150 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,151 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,153 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,154 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,155 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,157 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,158 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,159 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,161 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,161 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,163 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,163 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,165 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,168 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,169 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,169 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,170 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,171 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,172 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 12:19:10,681 WARN L180 SmtUtils]: Spent 444.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 78 [2018-12-02 12:19:10,903 WARN L180 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 58 [2018-12-02 12:19:11,088 WARN L180 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 58 [2018-12-02 12:19:11,089 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-02 12:19:11,089 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a7~0 |old(~a7~0)|) (= ~a17~0 |old(~a17~0)|) (= |old(~a16~0)| ~a16~0) (= ~a20~0 |old(~a20~0)|) (= ~a21~0 |old(~a21~0)|)) [2018-12-02 12:19:11,089 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-02 12:19:11,089 INFO L448 ceAbstractionStarter]: For program point L333(lines 333 390) no Hoare annotation was computed. [2018-12-02 12:19:11,090 INFO L448 ceAbstractionStarter]: For program point L102(lines 102 390) no Hoare annotation was computed. [2018-12-02 12:19:11,090 INFO L448 ceAbstractionStarter]: For program point L565-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 12:19:11,090 INFO L448 ceAbstractionStarter]: For program point L532-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 12:19:11,090 INFO L448 ceAbstractionStarter]: For program point L499-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 12:19:11,090 INFO L448 ceAbstractionStarter]: For program point L466-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 12:19:11,090 INFO L448 ceAbstractionStarter]: For program point L433-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 12:19:11,090 INFO L448 ceAbstractionStarter]: For program point L400-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 12:19:11,090 INFO L448 ceAbstractionStarter]: For program point L268(lines 268 390) no Hoare annotation was computed. [2018-12-02 12:19:11,090 INFO L448 ceAbstractionStarter]: For program point L136(lines 136 390) no Hoare annotation was computed. [2018-12-02 12:19:11,090 INFO L448 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2018-12-02 12:19:11,090 INFO L448 ceAbstractionStarter]: For program point L533(line 533) no Hoare annotation was computed. [2018-12-02 12:19:11,090 INFO L448 ceAbstractionStarter]: For program point L500(line 500) no Hoare annotation was computed. [2018-12-02 12:19:11,090 INFO L448 ceAbstractionStarter]: For program point L467(line 467) no Hoare annotation was computed. [2018-12-02 12:19:11,090 INFO L448 ceAbstractionStarter]: For program point L434(line 434) no Hoare annotation was computed. [2018-12-02 12:19:11,090 INFO L448 ceAbstractionStarter]: For program point L401(line 401) no Hoare annotation was computed. [2018-12-02 12:19:11,090 INFO L448 ceAbstractionStarter]: For program point L203(lines 203 390) no Hoare annotation was computed. [2018-12-02 12:19:11,090 INFO L448 ceAbstractionStarter]: For program point L72(lines 72 390) no Hoare annotation was computed. [2018-12-02 12:19:11,090 INFO L448 ceAbstractionStarter]: For program point L568-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 12:19:11,090 INFO L448 ceAbstractionStarter]: For program point L535-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 12:19:11,090 INFO L448 ceAbstractionStarter]: For program point L502-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 12:19:11,091 INFO L448 ceAbstractionStarter]: For program point L469-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 12:19:11,091 INFO L448 ceAbstractionStarter]: For program point L436-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 12:19:11,091 INFO L448 ceAbstractionStarter]: For program point L403-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 12:19:11,091 INFO L448 ceAbstractionStarter]: For program point L337(lines 337 390) no Hoare annotation was computed. [2018-12-02 12:19:11,091 INFO L448 ceAbstractionStarter]: For program point L238(lines 238 390) no Hoare annotation was computed. [2018-12-02 12:19:11,091 INFO L448 ceAbstractionStarter]: For program point L569(line 569) no Hoare annotation was computed. [2018-12-02 12:19:11,091 INFO L448 ceAbstractionStarter]: For program point L536(line 536) no Hoare annotation was computed. [2018-12-02 12:19:11,091 INFO L448 ceAbstractionStarter]: For program point L503(line 503) no Hoare annotation was computed. [2018-12-02 12:19:11,091 INFO L448 ceAbstractionStarter]: For program point L470(line 470) no Hoare annotation was computed. [2018-12-02 12:19:11,091 INFO L448 ceAbstractionStarter]: For program point L437(line 437) no Hoare annotation was computed. [2018-12-02 12:19:11,091 INFO L448 ceAbstractionStarter]: For program point L404(line 404) no Hoare annotation was computed. [2018-12-02 12:19:11,091 INFO L448 ceAbstractionStarter]: For program point L173(lines 173 390) no Hoare annotation was computed. [2018-12-02 12:19:11,091 INFO L448 ceAbstractionStarter]: For program point L140(lines 140 390) no Hoare annotation was computed. [2018-12-02 12:19:11,091 INFO L448 ceAbstractionStarter]: For program point L372(lines 372 390) no Hoare annotation was computed. [2018-12-02 12:19:11,091 INFO L448 ceAbstractionStarter]: For program point L306(lines 306 390) no Hoare annotation was computed. [2018-12-02 12:19:11,091 INFO L448 ceAbstractionStarter]: For program point L273(lines 273 390) no Hoare annotation was computed. [2018-12-02 12:19:11,091 INFO L448 ceAbstractionStarter]: For program point L108(lines 108 390) no Hoare annotation was computed. [2018-12-02 12:19:11,091 INFO L448 ceAbstractionStarter]: For program point L571-1(lines 571 573) no Hoare annotation was computed. [2018-12-02 12:19:11,091 INFO L448 ceAbstractionStarter]: For program point L538-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 12:19:11,091 INFO L448 ceAbstractionStarter]: For program point L505-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 12:19:11,091 INFO L448 ceAbstractionStarter]: For program point L472-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 12:19:11,091 INFO L448 ceAbstractionStarter]: For program point L439-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 12:19:11,091 INFO L448 ceAbstractionStarter]: For program point L406-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 12:19:11,091 INFO L448 ceAbstractionStarter]: For program point L208(lines 208 390) no Hoare annotation was computed. [2018-12-02 12:19:11,092 INFO L448 ceAbstractionStarter]: For program point L43(lines 43 390) no Hoare annotation was computed. [2018-12-02 12:19:11,092 INFO L448 ceAbstractionStarter]: For program point L572(line 572) no Hoare annotation was computed. [2018-12-02 12:19:11,092 INFO L448 ceAbstractionStarter]: For program point L539(line 539) no Hoare annotation was computed. [2018-12-02 12:19:11,092 INFO L448 ceAbstractionStarter]: For program point L506(line 506) no Hoare annotation was computed. [2018-12-02 12:19:11,092 INFO L448 ceAbstractionStarter]: For program point L473(line 473) no Hoare annotation was computed. [2018-12-02 12:19:11,092 INFO L448 ceAbstractionStarter]: For program point L440(line 440) no Hoare annotation was computed. [2018-12-02 12:19:11,092 INFO L448 ceAbstractionStarter]: For program point L407(line 407) no Hoare annotation was computed. [2018-12-02 12:19:11,092 INFO L448 ceAbstractionStarter]: For program point L144(lines 144 390) no Hoare annotation was computed. [2018-12-02 12:19:11,092 INFO L448 ceAbstractionStarter]: For program point L541-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 12:19:11,092 INFO L448 ceAbstractionStarter]: For program point L508-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 12:19:11,092 INFO L448 ceAbstractionStarter]: For program point L475-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 12:19:11,092 INFO L448 ceAbstractionStarter]: For program point L442-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 12:19:11,092 INFO L448 ceAbstractionStarter]: For program point L409-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 12:19:11,092 INFO L448 ceAbstractionStarter]: For program point L178(lines 178 390) no Hoare annotation was computed. [2018-12-02 12:19:11,092 INFO L448 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2018-12-02 12:19:11,092 INFO L448 ceAbstractionStarter]: For program point L509(line 509) no Hoare annotation was computed. [2018-12-02 12:19:11,092 INFO L448 ceAbstractionStarter]: For program point L476(line 476) no Hoare annotation was computed. [2018-12-02 12:19:11,092 INFO L448 ceAbstractionStarter]: For program point L443(line 443) no Hoare annotation was computed. [2018-12-02 12:19:11,092 INFO L448 ceAbstractionStarter]: For program point L410(line 410) no Hoare annotation was computed. [2018-12-02 12:19:11,092 INFO L448 ceAbstractionStarter]: For program point L377(lines 377 390) no Hoare annotation was computed. [2018-12-02 12:19:11,092 INFO L448 ceAbstractionStarter]: For program point L278(lines 278 390) no Hoare annotation was computed. [2018-12-02 12:19:11,093 INFO L448 ceAbstractionStarter]: For program point L245(lines 245 390) no Hoare annotation was computed. [2018-12-02 12:19:11,093 INFO L448 ceAbstractionStarter]: For program point L80(lines 80 390) no Hoare annotation was computed. [2018-12-02 12:19:11,093 INFO L448 ceAbstractionStarter]: For program point L345(lines 345 390) no Hoare annotation was computed. [2018-12-02 12:19:11,093 INFO L448 ceAbstractionStarter]: For program point L312(lines 312 390) no Hoare annotation was computed. [2018-12-02 12:19:11,093 INFO L448 ceAbstractionStarter]: For program point L114(lines 114 390) no Hoare annotation was computed. [2018-12-02 12:19:11,093 INFO L448 ceAbstractionStarter]: For program point L544-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 12:19:11,093 INFO L448 ceAbstractionStarter]: For program point L511-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 12:19:11,093 INFO L448 ceAbstractionStarter]: For program point L478-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 12:19:11,093 INFO L448 ceAbstractionStarter]: For program point L445-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 12:19:11,093 INFO L448 ceAbstractionStarter]: For program point L412-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 12:19:11,093 INFO L448 ceAbstractionStarter]: For program point L214(lines 214 390) no Hoare annotation was computed. [2018-12-02 12:19:11,093 INFO L448 ceAbstractionStarter]: For program point L148(lines 148 390) no Hoare annotation was computed. [2018-12-02 12:19:11,093 INFO L448 ceAbstractionStarter]: For program point L49(lines 49 390) no Hoare annotation was computed. [2018-12-02 12:19:11,093 INFO L448 ceAbstractionStarter]: For program point L545(line 545) no Hoare annotation was computed. [2018-12-02 12:19:11,093 INFO L448 ceAbstractionStarter]: For program point L512(line 512) no Hoare annotation was computed. [2018-12-02 12:19:11,093 INFO L448 ceAbstractionStarter]: For program point L479(line 479) no Hoare annotation was computed. [2018-12-02 12:19:11,093 INFO L448 ceAbstractionStarter]: For program point L446(line 446) no Hoare annotation was computed. [2018-12-02 12:19:11,093 INFO L448 ceAbstractionStarter]: For program point L413(line 413) no Hoare annotation was computed. [2018-12-02 12:19:11,093 INFO L448 ceAbstractionStarter]: For program point L84(lines 84 390) no Hoare annotation was computed. [2018-12-02 12:19:11,093 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 30 575) no Hoare annotation was computed. [2018-12-02 12:19:11,093 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 30 575) no Hoare annotation was computed. [2018-12-02 12:19:11,093 INFO L448 ceAbstractionStarter]: For program point L547-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 12:19:11,094 INFO L448 ceAbstractionStarter]: For program point L514-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 12:19:11,094 INFO L448 ceAbstractionStarter]: For program point L481-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 12:19:11,094 INFO L448 ceAbstractionStarter]: For program point L448-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 12:19:11,094 INFO L448 ceAbstractionStarter]: For program point L382(lines 382 390) no Hoare annotation was computed. [2018-12-02 12:19:11,094 INFO L448 ceAbstractionStarter]: For program point L415-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 12:19:11,094 INFO L448 ceAbstractionStarter]: For program point L316(lines 316 390) no Hoare annotation was computed. [2018-12-02 12:19:11,094 INFO L448 ceAbstractionStarter]: For program point L250(lines 250 390) no Hoare annotation was computed. [2018-12-02 12:19:11,094 INFO L448 ceAbstractionStarter]: For program point L548(line 548) no Hoare annotation was computed. [2018-12-02 12:19:11,094 INFO L448 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2018-12-02 12:19:11,094 INFO L448 ceAbstractionStarter]: For program point L482(line 482) no Hoare annotation was computed. [2018-12-02 12:19:11,094 INFO L448 ceAbstractionStarter]: For program point L449(line 449) no Hoare annotation was computed. [2018-12-02 12:19:11,094 INFO L448 ceAbstractionStarter]: For program point L416(line 416) no Hoare annotation was computed. [2018-12-02 12:19:11,094 INFO L448 ceAbstractionStarter]: For program point L218(lines 218 390) no Hoare annotation was computed. [2018-12-02 12:19:11,094 INFO L448 ceAbstractionStarter]: For program point L152(lines 152 390) no Hoare annotation was computed. [2018-12-02 12:19:11,094 INFO L448 ceAbstractionStarter]: For program point L119(lines 119 390) no Hoare annotation was computed. [2018-12-02 12:19:11,094 INFO L448 ceAbstractionStarter]: For program point L318(lines 318 390) no Hoare annotation was computed. [2018-12-02 12:19:11,094 INFO L448 ceAbstractionStarter]: For program point L186(lines 186 390) no Hoare annotation was computed. [2018-12-02 12:19:11,094 INFO L448 ceAbstractionStarter]: For program point L54(lines 54 390) no Hoare annotation was computed. [2018-12-02 12:19:11,094 INFO L448 ceAbstractionStarter]: For program point L550-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 12:19:11,094 INFO L448 ceAbstractionStarter]: For program point L517-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 12:19:11,094 INFO L448 ceAbstractionStarter]: For program point L484-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 12:19:11,094 INFO L448 ceAbstractionStarter]: For program point L451-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 12:19:11,094 INFO L448 ceAbstractionStarter]: For program point L418-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 12:19:11,094 INFO L448 ceAbstractionStarter]: For program point L286(lines 286 390) no Hoare annotation was computed. [2018-12-02 12:19:11,095 INFO L448 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2018-12-02 12:19:11,095 INFO L448 ceAbstractionStarter]: For program point L518(line 518) no Hoare annotation was computed. [2018-12-02 12:19:11,095 INFO L448 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2018-12-02 12:19:11,095 INFO L448 ceAbstractionStarter]: For program point L452(line 452) no Hoare annotation was computed. [2018-12-02 12:19:11,095 INFO L448 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2018-12-02 12:19:11,095 INFO L448 ceAbstractionStarter]: For program point L353(lines 353 390) no Hoare annotation was computed. [2018-12-02 12:19:11,095 INFO L448 ceAbstractionStarter]: For program point L189(lines 189 390) no Hoare annotation was computed. [2018-12-02 12:19:11,095 INFO L448 ceAbstractionStarter]: For program point L553-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 12:19:11,095 INFO L448 ceAbstractionStarter]: For program point L520-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 12:19:11,095 INFO L448 ceAbstractionStarter]: For program point L487-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 12:19:11,095 INFO L448 ceAbstractionStarter]: For program point L454-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 12:19:11,095 INFO L448 ceAbstractionStarter]: For program point L421-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 12:19:11,095 INFO L448 ceAbstractionStarter]: For program point L355(lines 355 390) no Hoare annotation was computed. [2018-12-02 12:19:11,095 INFO L448 ceAbstractionStarter]: For program point L256(lines 256 390) no Hoare annotation was computed. [2018-12-02 12:19:11,095 INFO L448 ceAbstractionStarter]: For program point L223(lines 223 390) no Hoare annotation was computed. [2018-12-02 12:19:11,095 INFO L448 ceAbstractionStarter]: For program point L124(lines 124 390) no Hoare annotation was computed. [2018-12-02 12:19:11,095 INFO L448 ceAbstractionStarter]: For program point L554(line 554) no Hoare annotation was computed. [2018-12-02 12:19:11,095 INFO L448 ceAbstractionStarter]: For program point L521(line 521) no Hoare annotation was computed. [2018-12-02 12:19:11,095 INFO L448 ceAbstractionStarter]: For program point L488(line 488) no Hoare annotation was computed. [2018-12-02 12:19:11,095 INFO L448 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2018-12-02 12:19:11,095 INFO L448 ceAbstractionStarter]: For program point L422(line 422) no Hoare annotation was computed. [2018-12-02 12:19:11,095 INFO L448 ceAbstractionStarter]: For program point L92(lines 92 390) no Hoare annotation was computed. [2018-12-02 12:19:11,096 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 30 575) the Hoare annotation is: (let ((.cse15 (= 1 ~a17~0)) (.cse17 (= 1 ~a21~0)) (.cse12 (= ~a7~0 |old(~a7~0)|)) (.cse19 (= ~a17~0 |old(~a17~0)|)) (.cse13 (= |old(~a16~0)| ~a16~0)) (.cse14 (= ~a20~0 |old(~a20~0)|)) (.cse16 (= ~a21~0 |old(~a21~0)|))) (let ((.cse6 (not (= 1 |old(~a20~0)|))) (.cse18 (and .cse12 .cse19 .cse13 .cse14 .cse16)) (.cse2 (and .cse13 .cse12 .cse19 .cse17 .cse14)) (.cse4 (< 0 |old(~a20~0)|)) (.cse8 (and (and .cse12 .cse19 .cse13 .cse14) .cse16)) (.cse7 (< 0 |old(~a17~0)|)) (.cse11 (< 0 |old(~a21~0)|)) (.cse9 (= 6 |old(~a16~0)|)) (.cse0 (not (= 1 |old(~a21~0)|))) (.cse1 (= 1 |old(~a7~0)|)) (.cse10 (and .cse12 .cse13 .cse14 .cse16 .cse15)) (.cse3 (not (= 8 ~a12~0))) (.cse5 (not (= 1 |old(~a17~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse0 (or .cse1 .cse6 .cse3) .cse7 .cse8) (or .cse9 .cse10 .cse3 .cse11 .cse5) (or .cse0 (or .cse1 .cse6 .cse3 .cse5) (and (and .cse12 .cse13 .cse14 .cse15) .cse16)) (or .cse0 .cse6 (not (= 4 |old(~a16~0)|)) (and (= 1 ~a7~0) (= 1 ~a20~0) (= 13 ~a8~0) .cse13 .cse17 .cse15) .cse3 (not .cse1) (not (= 13 |old(~a8~0)|)) .cse5) (or .cse9 .cse0 .cse1 .cse18 .cse3 .cse7) (or .cse9 .cse0 .cse3 .cse18 .cse7 .cse4) (or .cse0 (and .cse12 .cse19 .cse14 (= 5 ~a16~0) .cse16) (not (= 5 |old(~a16~0)|)) .cse3 .cse7) (or .cse0 .cse1 .cse2 .cse3 .cse7 .cse4) (or .cse8 .cse7 (or .cse3 .cse11)) (or .cse9 .cse0 .cse1 .cse10 .cse3 .cse5)))) [2018-12-02 12:19:11,096 INFO L448 ceAbstractionStarter]: For program point L324(lines 324 390) no Hoare annotation was computed. [2018-12-02 12:19:11,096 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 485) no Hoare annotation was computed. [2018-12-02 12:19:11,096 INFO L448 ceAbstractionStarter]: For program point L556-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 12:19:11,096 INFO L448 ceAbstractionStarter]: For program point L523-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 12:19:11,096 INFO L448 ceAbstractionStarter]: For program point L490-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 12:19:11,096 INFO L448 ceAbstractionStarter]: For program point L457-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 12:19:11,096 INFO L448 ceAbstractionStarter]: For program point L391(lines 391 393) no Hoare annotation was computed. [2018-12-02 12:19:11,096 INFO L448 ceAbstractionStarter]: For program point L424-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 12:19:11,096 INFO L448 ceAbstractionStarter]: For program point L391-2(lines 30 575) no Hoare annotation was computed. [2018-12-02 12:19:11,096 INFO L448 ceAbstractionStarter]: For program point L292(lines 292 390) no Hoare annotation was computed. [2018-12-02 12:19:11,096 INFO L448 ceAbstractionStarter]: For program point L160(lines 160 390) no Hoare annotation was computed. [2018-12-02 12:19:11,096 INFO L448 ceAbstractionStarter]: For program point L557(line 557) no Hoare annotation was computed. [2018-12-02 12:19:11,096 INFO L448 ceAbstractionStarter]: For program point L524(line 524) no Hoare annotation was computed. [2018-12-02 12:19:11,096 INFO L448 ceAbstractionStarter]: For program point L491(line 491) no Hoare annotation was computed. [2018-12-02 12:19:11,096 INFO L448 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2018-12-02 12:19:11,097 INFO L448 ceAbstractionStarter]: For program point L425(line 425) no Hoare annotation was computed. [2018-12-02 12:19:11,097 INFO L448 ceAbstractionStarter]: For program point L392(line 392) no Hoare annotation was computed. [2018-12-02 12:19:11,097 INFO L448 ceAbstractionStarter]: For program point L194(lines 194 390) no Hoare annotation was computed. [2018-12-02 12:19:11,097 INFO L448 ceAbstractionStarter]: For program point L62(lines 62 390) no Hoare annotation was computed. [2018-12-02 12:19:11,097 INFO L448 ceAbstractionStarter]: For program point L261(lines 261 390) no Hoare annotation was computed. [2018-12-02 12:19:11,097 INFO L448 ceAbstractionStarter]: For program point L129(lines 129 390) no Hoare annotation was computed. [2018-12-02 12:19:11,097 INFO L448 ceAbstractionStarter]: For program point L559-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 12:19:11,097 INFO L448 ceAbstractionStarter]: For program point L526-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 12:19:11,097 INFO L448 ceAbstractionStarter]: For program point L493-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 12:19:11,097 INFO L448 ceAbstractionStarter]: For program point L460-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 12:19:11,097 INFO L448 ceAbstractionStarter]: For program point L427-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 12:19:11,097 INFO L448 ceAbstractionStarter]: For program point L361(lines 361 390) no Hoare annotation was computed. [2018-12-02 12:19:11,097 INFO L448 ceAbstractionStarter]: For program point L394-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 12:19:11,097 INFO L448 ceAbstractionStarter]: For program point L97(lines 97 390) no Hoare annotation was computed. [2018-12-02 12:19:11,097 INFO L448 ceAbstractionStarter]: For program point L31(lines 31 390) no Hoare annotation was computed. [2018-12-02 12:19:11,097 INFO L448 ceAbstractionStarter]: For program point L560(line 560) no Hoare annotation was computed. [2018-12-02 12:19:11,097 INFO L448 ceAbstractionStarter]: For program point L527(line 527) no Hoare annotation was computed. [2018-12-02 12:19:11,097 INFO L448 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2018-12-02 12:19:11,097 INFO L448 ceAbstractionStarter]: For program point L461(line 461) no Hoare annotation was computed. [2018-12-02 12:19:11,097 INFO L448 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2018-12-02 12:19:11,097 INFO L448 ceAbstractionStarter]: For program point L395(line 395) no Hoare annotation was computed. [2018-12-02 12:19:11,097 INFO L448 ceAbstractionStarter]: For program point L329(lines 329 390) no Hoare annotation was computed. [2018-12-02 12:19:11,097 INFO L448 ceAbstractionStarter]: For program point L197(lines 197 390) no Hoare annotation was computed. [2018-12-02 12:19:11,098 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 390) no Hoare annotation was computed. [2018-12-02 12:19:11,098 INFO L448 ceAbstractionStarter]: For program point L363(lines 363 390) no Hoare annotation was computed. [2018-12-02 12:19:11,098 INFO L448 ceAbstractionStarter]: For program point L231(lines 231 390) no Hoare annotation was computed. [2018-12-02 12:19:11,098 INFO L448 ceAbstractionStarter]: For program point L165(lines 165 390) no Hoare annotation was computed. [2018-12-02 12:19:11,098 INFO L448 ceAbstractionStarter]: For program point L562-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 12:19:11,098 INFO L448 ceAbstractionStarter]: For program point L529-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 12:19:11,098 INFO L448 ceAbstractionStarter]: For program point L496-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 12:19:11,098 INFO L448 ceAbstractionStarter]: For program point L463-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 12:19:11,098 INFO L448 ceAbstractionStarter]: For program point L430-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 12:19:11,098 INFO L448 ceAbstractionStarter]: For program point L397-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 12:19:11,098 INFO L448 ceAbstractionStarter]: For program point L265(lines 265 390) no Hoare annotation was computed. [2018-12-02 12:19:11,098 INFO L448 ceAbstractionStarter]: For program point L563(line 563) no Hoare annotation was computed. [2018-12-02 12:19:11,098 INFO L448 ceAbstractionStarter]: For program point L530(line 530) no Hoare annotation was computed. [2018-12-02 12:19:11,098 INFO L448 ceAbstractionStarter]: For program point L497(line 497) no Hoare annotation was computed. [2018-12-02 12:19:11,098 INFO L448 ceAbstractionStarter]: For program point L464(line 464) no Hoare annotation was computed. [2018-12-02 12:19:11,098 INFO L448 ceAbstractionStarter]: For program point L431(line 431) no Hoare annotation was computed. [2018-12-02 12:19:11,098 INFO L448 ceAbstractionStarter]: For program point L398(line 398) no Hoare annotation was computed. [2018-12-02 12:19:11,098 INFO L448 ceAbstractionStarter]: For program point L365(lines 365 390) no Hoare annotation was computed. [2018-12-02 12:19:11,099 INFO L448 ceAbstractionStarter]: For program point L299(lines 299 390) no Hoare annotation was computed. [2018-12-02 12:19:11,099 INFO L448 ceAbstractionStarter]: For program point L35(lines 35 390) no Hoare annotation was computed. [2018-12-02 12:19:11,099 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-02 12:19:11,099 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~a7~0 1)) (= 1 ~a20~0) (= 1 ~a21~0) (= ~a12~0 8) (= 5 ~a16~0) (= 1 ~a17~0)) [2018-12-02 12:19:11,099 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-02 12:19:11,099 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-02 12:19:11,099 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 577 594) the Hoare annotation is: (or (not (= 1 |old(~a21~0)|)) (= 1 |old(~a7~0)|) (not (= 1 |old(~a20~0)|)) (and (= ~a7~0 |old(~a7~0)|) (= ~a17~0 |old(~a17~0)|) (= 1 ~a21~0) (= ~a20~0 |old(~a20~0)|) (= 5 ~a16~0)) (not (= 5 |old(~a16~0)|)) (not (= 8 ~a12~0)) (not (= 1 |old(~a17~0)|))) [2018-12-02 12:19:11,099 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 577 594) no Hoare annotation was computed. [2018-12-02 12:19:11,099 INFO L444 ceAbstractionStarter]: At program point L591(line 591) the Hoare annotation is: (let ((.cse7 (<= ~a21~0 0)) (.cse5 (<= ~a17~0 0)) (.cse6 (<= ~a20~0 0)) (.cse4 (not (= ~a16~0 6))) (.cse1 (= 1 ~a21~0)) (.cse3 (not (= ~a7~0 1))) (.cse0 (= 1 ~a20~0)) (.cse2 (= 1 ~a17~0))) (or (not (= 1 |old(~a21~0)|)) (and .cse0 (= 13 ~a8~0) (= 4 ~a16~0) .cse1 .cse2) (not (= 8 ~a12~0)) (and .cse3 .cse4 .cse1 .cse5) (= 1 |old(~a7~0)|) (not (= 1 |old(~a20~0)|)) (and .cse3 .cse1 .cse6 .cse2) (not (= 5 |old(~a16~0)|)) (and .cse7 .cse4 .cse2) (and .cse1 .cse5 (= 5 ~a16~0)) (and .cse3 .cse1 .cse5 .cse6) (and .cse1 .cse5 (and .cse3 .cse0)) (not (= 1 |old(~a17~0)|)) (and .cse7 .cse5) (and .cse4 .cse1 .cse5 .cse6) (and .cse3 .cse4 .cse1 .cse2) (and (and .cse3 .cse0 .cse2) (= ~a21~0 |old(~a21~0)|)))) [2018-12-02 12:19:11,100 INFO L448 ceAbstractionStarter]: For program point L591-1(line 591) no Hoare annotation was computed. [2018-12-02 12:19:11,100 INFO L448 ceAbstractionStarter]: For program point L588(line 588) no Hoare annotation was computed. [2018-12-02 12:19:11,100 INFO L444 ceAbstractionStarter]: At program point L583-2(lines 583 593) the Hoare annotation is: (let ((.cse7 (<= ~a21~0 0)) (.cse5 (<= ~a17~0 0)) (.cse6 (<= ~a20~0 0)) (.cse4 (not (= ~a16~0 6))) (.cse1 (= 1 ~a21~0)) (.cse3 (not (= ~a7~0 1))) (.cse0 (= 1 ~a20~0)) (.cse2 (= 1 ~a17~0))) (or (not (= 1 |old(~a21~0)|)) (and .cse0 (= 13 ~a8~0) (= 4 ~a16~0) .cse1 .cse2) (not (= 8 ~a12~0)) (and .cse3 .cse4 .cse1 .cse5) (= 1 |old(~a7~0)|) (not (= 1 |old(~a20~0)|)) (and .cse3 .cse1 .cse6 .cse2) (not (= 5 |old(~a16~0)|)) (and .cse7 .cse4 .cse2) (and .cse1 .cse5 (= 5 ~a16~0)) (and .cse3 .cse1 .cse5 .cse6) (and .cse1 .cse5 (and .cse3 .cse0)) (not (= 1 |old(~a17~0)|)) (and .cse7 .cse5) (and .cse4 .cse1 .cse5 .cse6) (and .cse3 .cse4 .cse1 .cse2) (and (and .cse3 .cse0 .cse2) (= ~a21~0 |old(~a21~0)|)))) [2018-12-02 12:19:11,100 INFO L448 ceAbstractionStarter]: For program point L583-3(lines 577 594) no Hoare annotation was computed. [2018-12-02 12:19:11,113 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 12:19:11 BoogieIcfgContainer [2018-12-02 12:19:11,113 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-02 12:19:11,113 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 12:19:11,113 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 12:19:11,113 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 12:19:11,114 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:19:04" (3/4) ... [2018-12-02 12:19:11,117 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 12:19:11,122 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-02 12:19:11,122 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-12-02 12:19:11,122 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-02 12:19:11,130 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-12-02 12:19:11,131 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-12-02 12:19:11,154 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((!(1 == \old(a21)) || ((((1 == a20 && 13 == a8) && 4 == a16) && 1 == a21) && 1 == a17)) || !(8 == a12)) || (((!(a7 == 1) && !(a16 == 6)) && 1 == a21) && a17 <= 0)) || 1 == \old(a7)) || !(1 == \old(a20))) || (((!(a7 == 1) && 1 == a21) && a20 <= 0) && 1 == a17)) || !(5 == \old(a16))) || ((a21 <= 0 && !(a16 == 6)) && 1 == a17)) || ((1 == a21 && a17 <= 0) && 5 == a16)) || (((!(a7 == 1) && 1 == a21) && a17 <= 0) && a20 <= 0)) || ((1 == a21 && a17 <= 0) && !(a7 == 1) && 1 == a20)) || !(1 == \old(a17))) || (a21 <= 0 && a17 <= 0)) || (((!(a16 == 6) && 1 == a21) && a17 <= 0) && a20 <= 0)) || (((!(a7 == 1) && !(a16 == 6)) && 1 == a21) && 1 == a17)) || (((!(a7 == 1) && 1 == a20) && 1 == a17) && a21 == \old(a21)) [2018-12-02 12:19:11,224 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_47a4b0da-bb78-40eb-9c8f-a256849d980b/bin-2019/uautomizer/witness.graphml [2018-12-02 12:19:11,224 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 12:19:11,225 INFO L168 Benchmark]: Toolchain (without parser) took 7878.20 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 410.0 MB). Free memory was 950.6 MB in the beginning and 1.3 GB in the end (delta: -333.6 MB). Peak memory consumption was 76.4 MB. Max. memory is 11.5 GB. [2018-12-02 12:19:11,225 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 12:19:11,225 INFO L168 Benchmark]: CACSL2BoogieTranslator took 304.93 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -169.2 MB). Peak memory consumption was 38.0 MB. Max. memory is 11.5 GB. [2018-12-02 12:19:11,226 INFO L168 Benchmark]: Boogie Procedure Inliner took 18.68 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 12:19:11,226 INFO L168 Benchmark]: Boogie Preprocessor took 37.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-12-02 12:19:11,226 INFO L168 Benchmark]: RCFGBuilder took 576.86 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: 102.3 MB). Peak memory consumption was 102.3 MB. Max. memory is 11.5 GB. [2018-12-02 12:19:11,226 INFO L168 Benchmark]: TraceAbstraction took 6823.08 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 273.7 MB). Free memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: -296.9 MB). Peak memory consumption was 484.8 MB. Max. memory is 11.5 GB. [2018-12-02 12:19:11,227 INFO L168 Benchmark]: Witness Printer took 110.98 ms. Allocated memory is still 1.4 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 23.4 MB). Peak memory consumption was 23.4 MB. Max. memory is 11.5 GB. [2018-12-02 12:19:11,228 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 304.93 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -169.2 MB). Peak memory consumption was 38.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 18.68 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 37.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 576.86 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: 102.3 MB). Peak memory consumption was 102.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 6823.08 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 273.7 MB). Free memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: -296.9 MB). Peak memory consumption was 484.8 MB. Max. memory is 11.5 GB. * Witness Printer took 110.98 ms. Allocated memory is still 1.4 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 23.4 MB). Peak memory consumption was 23.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 485]: 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: 583]: Loop Invariant Derived loop invariant: (((((((((((((((!(1 == \old(a21)) || ((((1 == a20 && 13 == a8) && 4 == a16) && 1 == a21) && 1 == a17)) || !(8 == a12)) || (((!(a7 == 1) && !(a16 == 6)) && 1 == a21) && a17 <= 0)) || 1 == \old(a7)) || !(1 == \old(a20))) || (((!(a7 == 1) && 1 == a21) && a20 <= 0) && 1 == a17)) || !(5 == \old(a16))) || ((a21 <= 0 && !(a16 == 6)) && 1 == a17)) || ((1 == a21 && a17 <= 0) && 5 == a16)) || (((!(a7 == 1) && 1 == a21) && a17 <= 0) && a20 <= 0)) || ((1 == a21 && a17 <= 0) && !(a7 == 1) && 1 == a20)) || !(1 == \old(a17))) || (a21 <= 0 && a17 <= 0)) || (((!(a16 == 6) && 1 == a21) && a17 <= 0) && a20 <= 0)) || (((!(a7 == 1) && !(a16 == 6)) && 1 == a21) && 1 == a17)) || (((!(a7 == 1) && 1 == a20) && 1 == a17) && a21 == \old(a21)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 207 locations, 1 error locations. SAFE Result, 6.7s OverallTime, 7 OverallIterations, 5 TraceHistogramMax, 4.1s AutomataDifference, 0.0s DeadEndRemovalTime, 1.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 267 SDtfs, 3702 SDslu, 420 SDs, 0 SdLazy, 5694 SolverSat, 1034 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 676 GetRequests, 600 SyntacticMatches, 6 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 281 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3352occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 7 MinimizatonAttempts, 783 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 130 PreInvPairs, 268 NumberOfFragments, 816 HoareAnnotationTreeSize, 130 FomulaSimplifications, 12972 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 7 FomulaSimplificationsInter, 2071 FormulaSimplificationTreeSizeReductionInter, 0.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 1592 NumberOfCodeBlocks, 1592 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1582 ConstructedInterpolants, 0 QuantifiedInterpolants, 770746 SizeOfPredicates, 4 NumberOfNonLiveVariables, 1621 ConjunctsInSsa, 14 ConjunctsInUnsatCore, 10 InterpolantComputations, 5 PerfectInterpolantSequences, 790/873 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...