./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label33_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_bc05a04e-7717-4d14-b133-3911d7c1e7fd/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_bc05a04e-7717-4d14-b133-3911d7c1e7fd/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_bc05a04e-7717-4d14-b133-3911d7c1e7fd/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_bc05a04e-7717-4d14-b133-3911d7c1e7fd/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label33_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_bc05a04e-7717-4d14-b133-3911d7c1e7fd/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_bc05a04e-7717-4d14-b133-3911d7c1e7fd/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 ccce88d3eff0bd7768fa846786a2b108ea71b0c0 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-08 20:33:42,271 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 20:33:42,272 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 20:33:42,278 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 20:33:42,278 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 20:33:42,279 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 20:33:42,279 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 20:33:42,280 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 20:33:42,281 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 20:33:42,281 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 20:33:42,281 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 20:33:42,282 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 20:33:42,282 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 20:33:42,282 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 20:33:42,283 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 20:33:42,283 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 20:33:42,284 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 20:33:42,285 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 20:33:42,285 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 20:33:42,286 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 20:33:42,286 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 20:33:42,287 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 20:33:42,288 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 20:33:42,288 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 20:33:42,288 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 20:33:42,289 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 20:33:42,289 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 20:33:42,290 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 20:33:42,290 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 20:33:42,290 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 20:33:42,291 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 20:33:42,291 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 20:33:42,291 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 20:33:42,291 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 20:33:42,291 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 20:33:42,292 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 20:33:42,292 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_bc05a04e-7717-4d14-b133-3911d7c1e7fd/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-08 20:33:42,299 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 20:33:42,299 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 20:33:42,299 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 20:33:42,299 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-08 20:33:42,300 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 20:33:42,300 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 20:33:42,300 INFO L133 SettingsManager]: * Use SBE=true [2018-12-08 20:33:42,300 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 20:33:42,300 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 20:33:42,300 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 20:33:42,300 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 20:33:42,300 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 20:33:42,300 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 20:33:42,300 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 20:33:42,300 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 20:33:42,301 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 20:33:42,301 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 20:33:42,301 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 20:33:42,301 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 20:33:42,301 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 20:33:42,301 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-08 20:33:42,301 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 20:33:42,301 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-08 20:33:42,301 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-08 20:33:42,301 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 20:33:42,301 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 20:33:42,301 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 20:33:42,301 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-08 20:33:42,302 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 20:33:42,302 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 20:33:42,302 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_bc05a04e-7717-4d14-b133-3911d7c1e7fd/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 -> ccce88d3eff0bd7768fa846786a2b108ea71b0c0 [2018-12-08 20:33:42,318 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 20:33:42,324 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 20:33:42,326 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 20:33:42,327 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 20:33:42,327 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 20:33:42,328 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_bc05a04e-7717-4d14-b133-3911d7c1e7fd/bin-2019/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem02_label33_true-unreach-call_false-termination.c [2018-12-08 20:33:42,362 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_bc05a04e-7717-4d14-b133-3911d7c1e7fd/bin-2019/uautomizer/data/45338dd29/8aedaed229284d14b79cf43431d2b96a/FLAG8e93bd162 [2018-12-08 20:33:42,774 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 20:33:42,774 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_bc05a04e-7717-4d14-b133-3911d7c1e7fd/sv-benchmarks/c/eca-rers2012/Problem02_label33_true-unreach-call_false-termination.c [2018-12-08 20:33:42,781 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_bc05a04e-7717-4d14-b133-3911d7c1e7fd/bin-2019/uautomizer/data/45338dd29/8aedaed229284d14b79cf43431d2b96a/FLAG8e93bd162 [2018-12-08 20:33:42,789 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_bc05a04e-7717-4d14-b133-3911d7c1e7fd/bin-2019/uautomizer/data/45338dd29/8aedaed229284d14b79cf43431d2b96a [2018-12-08 20:33:42,791 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 20:33:42,792 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 20:33:42,793 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 20:33:42,793 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 20:33:42,795 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 20:33:42,795 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 08:33:42" (1/1) ... [2018-12-08 20:33:42,797 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ba821c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:33:42, skipping insertion in model container [2018-12-08 20:33:42,797 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 08:33:42" (1/1) ... [2018-12-08 20:33:42,801 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 20:33:42,825 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 20:33:42,997 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 20:33:43,000 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 20:33:43,048 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 20:33:43,095 INFO L195 MainTranslator]: Completed translation [2018-12-08 20:33:43,095 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:33:43 WrapperNode [2018-12-08 20:33:43,095 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 20:33:43,096 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 20:33:43,096 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 20:33:43,096 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 20:33:43,101 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:33:43" (1/1) ... [2018-12-08 20:33:43,108 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:33:43" (1/1) ... [2018-12-08 20:33:43,113 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 20:33:43,113 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 20:33:43,113 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 20:33:43,113 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 20:33:43,119 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:33:43" (1/1) ... [2018-12-08 20:33:43,119 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:33:43" (1/1) ... [2018-12-08 20:33:43,121 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:33:43" (1/1) ... [2018-12-08 20:33:43,121 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:33:43" (1/1) ... [2018-12-08 20:33:43,136 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:33:43" (1/1) ... [2018-12-08 20:33:43,144 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:33:43" (1/1) ... [2018-12-08 20:33:43,148 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:33:43" (1/1) ... [2018-12-08 20:33:43,152 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 20:33:43,152 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 20:33:43,152 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 20:33:43,152 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 20:33:43,153 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:33:43" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bc05a04e-7717-4d14-b133-3911d7c1e7fd/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 [2018-12-08 20:33:43,186 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-08 20:33:43,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-08 20:33:43,186 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-12-08 20:33:43,187 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-12-08 20:33:43,187 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 20:33:43,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 20:33:43,187 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-08 20:33:43,187 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-08 20:33:43,686 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 20:33:43,686 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-12-08 20:33:43,687 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 08:33:43 BoogieIcfgContainer [2018-12-08 20:33:43,687 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 20:33:43,687 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-08 20:33:43,688 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-08 20:33:43,690 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-08 20:33:43,690 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.12 08:33:42" (1/3) ... [2018-12-08 20:33:43,691 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e380580 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 08:33:43, skipping insertion in model container [2018-12-08 20:33:43,691 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:33:43" (2/3) ... [2018-12-08 20:33:43,691 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e380580 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 08:33:43, skipping insertion in model container [2018-12-08 20:33:43,691 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 08:33:43" (3/3) ... [2018-12-08 20:33:43,693 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem02_label33_true-unreach-call_false-termination.c [2018-12-08 20:33:43,701 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-08 20:33:43,708 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-08 20:33:43,720 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-08 20:33:43,740 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-08 20:33:43,740 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-08 20:33:43,740 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-08 20:33:43,740 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-08 20:33:43,740 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-08 20:33:43,740 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-08 20:33:43,741 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-08 20:33:43,741 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-08 20:33:43,741 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-08 20:33:43,754 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states. [2018-12-08 20:33:43,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-12-08 20:33:43,762 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 20:33:43,762 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 20:33:43,764 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 20:33:43,767 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 20:33:43,767 INFO L82 PathProgramCache]: Analyzing trace with hash -421614983, now seen corresponding path program 1 times [2018-12-08 20:33:43,768 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 20:33:43,769 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 20:33:43,798 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 20:33:43,799 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 20:33:43,799 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 20:33:43,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:33:44,024 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:33:44,026 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 20:33:44,026 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-08 20:33:44,029 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-08 20:33:44,037 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-08 20:33:44,038 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-08 20:33:44,039 INFO L87 Difference]: Start difference. First operand 236 states. Second operand 3 states. [2018-12-08 20:33:44,514 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 20:33:44,514 INFO L93 Difference]: Finished difference Result 618 states and 1057 transitions. [2018-12-08 20:33:44,515 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-08 20:33:44,516 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 147 [2018-12-08 20:33:44,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 20:33:44,528 INFO L225 Difference]: With dead ends: 618 [2018-12-08 20:33:44,528 INFO L226 Difference]: Without dead ends: 320 [2018-12-08 20:33:44,533 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-08 20:33:44,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 320 states. [2018-12-08 20:33:44,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 320 to 319. [2018-12-08 20:33:44,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 319 states. [2018-12-08 20:33:44,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 319 states and 466 transitions. [2018-12-08 20:33:44,580 INFO L78 Accepts]: Start accepts. Automaton has 319 states and 466 transitions. Word has length 147 [2018-12-08 20:33:44,581 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 20:33:44,581 INFO L480 AbstractCegarLoop]: Abstraction has 319 states and 466 transitions. [2018-12-08 20:33:44,581 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-08 20:33:44,581 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 466 transitions. [2018-12-08 20:33:44,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-08 20:33:44,585 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 20:33:44,586 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 20:33:44,586 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 20:33:44,586 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 20:33:44,586 INFO L82 PathProgramCache]: Analyzing trace with hash 1995823486, now seen corresponding path program 1 times [2018-12-08 20:33:44,587 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 20:33:44,587 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 20:33:44,587 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 20:33:44,587 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 20:33:44,588 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 20:33:44,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:33:44,792 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:33:44,792 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 20:33:44,793 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-08 20:33:44,793 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-08 20:33:44,794 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-08 20:33:44,794 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-12-08 20:33:44,794 INFO L87 Difference]: Start difference. First operand 319 states and 466 transitions. Second operand 5 states. [2018-12-08 20:33:45,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 20:33:45,146 INFO L93 Difference]: Finished difference Result 719 states and 1091 transitions. [2018-12-08 20:33:45,147 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-08 20:33:45,147 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 155 [2018-12-08 20:33:45,147 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 20:33:45,149 INFO L225 Difference]: With dead ends: 719 [2018-12-08 20:33:45,149 INFO L226 Difference]: Without dead ends: 319 [2018-12-08 20:33:45,150 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-12-08 20:33:45,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 319 states. [2018-12-08 20:33:45,159 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 319 to 319. [2018-12-08 20:33:45,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 319 states. [2018-12-08 20:33:45,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 319 states and 463 transitions. [2018-12-08 20:33:45,161 INFO L78 Accepts]: Start accepts. Automaton has 319 states and 463 transitions. Word has length 155 [2018-12-08 20:33:45,161 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 20:33:45,161 INFO L480 AbstractCegarLoop]: Abstraction has 319 states and 463 transitions. [2018-12-08 20:33:45,161 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-08 20:33:45,162 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 463 transitions. [2018-12-08 20:33:45,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-12-08 20:33:45,164 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 20:33:45,165 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 20:33:45,165 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 20:33:45,165 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 20:33:45,165 INFO L82 PathProgramCache]: Analyzing trace with hash 789332991, now seen corresponding path program 1 times [2018-12-08 20:33:45,165 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 20:33:45,166 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 20:33:45,166 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 20:33:45,167 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 20:33:45,167 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 20:33:45,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:33:45,262 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:33:45,263 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 20:33:45,263 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-08 20:33:45,263 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-08 20:33:45,263 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-08 20:33:45,264 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-08 20:33:45,264 INFO L87 Difference]: Start difference. First operand 319 states and 463 transitions. Second operand 6 states. [2018-12-08 20:33:45,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 20:33:45,608 INFO L93 Difference]: Finished difference Result 941 states and 1396 transitions. [2018-12-08 20:33:45,609 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-08 20:33:45,609 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 180 [2018-12-08 20:33:45,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 20:33:45,611 INFO L225 Difference]: With dead ends: 941 [2018-12-08 20:33:45,612 INFO L226 Difference]: Without dead ends: 628 [2018-12-08 20:33:45,612 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 [2018-12-08 20:33:45,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 628 states. [2018-12-08 20:33:45,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 628 to 620. [2018-12-08 20:33:45,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 620 states. [2018-12-08 20:33:45,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 620 states and 883 transitions. [2018-12-08 20:33:45,627 INFO L78 Accepts]: Start accepts. Automaton has 620 states and 883 transitions. Word has length 180 [2018-12-08 20:33:45,627 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 20:33:45,627 INFO L480 AbstractCegarLoop]: Abstraction has 620 states and 883 transitions. [2018-12-08 20:33:45,627 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-08 20:33:45,627 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 883 transitions. [2018-12-08 20:33:45,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-08 20:33:45,629 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 20:33:45,629 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 20:33:45,629 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 20:33:45,629 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 20:33:45,629 INFO L82 PathProgramCache]: Analyzing trace with hash -24780807, now seen corresponding path program 1 times [2018-12-08 20:33:45,629 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 20:33:45,629 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 20:33:45,630 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 20:33:45,630 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 20:33:45,630 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 20:33:45,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:33:45,756 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:33:45,756 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 20:33:45,756 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bc05a04e-7717-4d14-b133-3911d7c1e7fd/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 [2018-12-08 20:33:45,763 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 20:33:45,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:33:45,812 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 20:33:45,877 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:33:45,903 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-08 20:33:45,904 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2018-12-08 20:33:45,904 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-08 20:33:45,904 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-08 20:33:45,904 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2018-12-08 20:33:45,904 INFO L87 Difference]: Start difference. First operand 620 states and 883 transitions. Second operand 8 states. [2018-12-08 20:33:46,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 20:33:46,947 INFO L93 Difference]: Finished difference Result 2631 states and 4274 transitions. [2018-12-08 20:33:46,947 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-12-08 20:33:46,947 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 181 [2018-12-08 20:33:46,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 20:33:46,960 INFO L225 Difference]: With dead ends: 2631 [2018-12-08 20:33:46,961 INFO L226 Difference]: Without dead ends: 2017 [2018-12-08 20:33:46,963 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 209 GetRequests, 193 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=101, Invalid=205, Unknown=0, NotChecked=0, Total=306 [2018-12-08 20:33:46,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2017 states. [2018-12-08 20:33:47,022 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2017 to 1842. [2018-12-08 20:33:47,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1842 states. [2018-12-08 20:33:47,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1842 states to 1842 states and 2772 transitions. [2018-12-08 20:33:47,027 INFO L78 Accepts]: Start accepts. Automaton has 1842 states and 2772 transitions. Word has length 181 [2018-12-08 20:33:47,028 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 20:33:47,028 INFO L480 AbstractCegarLoop]: Abstraction has 1842 states and 2772 transitions. [2018-12-08 20:33:47,028 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-08 20:33:47,028 INFO L276 IsEmpty]: Start isEmpty. Operand 1842 states and 2772 transitions. [2018-12-08 20:33:47,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-12-08 20:33:47,033 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 20:33:47,033 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 20:33:47,033 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 20:33:47,033 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 20:33:47,033 INFO L82 PathProgramCache]: Analyzing trace with hash 1375302385, now seen corresponding path program 1 times [2018-12-08 20:33:47,033 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 20:33:47,033 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 20:33:47,034 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 20:33:47,034 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 20:33:47,034 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 20:33:47,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:33:47,097 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 86 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:33:47,097 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 20:33:47,097 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bc05a04e-7717-4d14-b133-3911d7c1e7fd/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 [2018-12-08 20:33:47,104 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 20:33:47,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:33:47,159 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 20:33:47,216 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 86 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:33:47,230 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-08 20:33:47,231 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2018-12-08 20:33:47,231 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-08 20:33:47,231 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-08 20:33:47,232 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-12-08 20:33:47,232 INFO L87 Difference]: Start difference. First operand 1842 states and 2772 transitions. Second operand 9 states. [2018-12-08 20:33:48,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 20:33:48,872 INFO L93 Difference]: Finished difference Result 6582 states and 13463 transitions. [2018-12-08 20:33:48,873 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2018-12-08 20:33:48,873 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 211 [2018-12-08 20:33:48,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 20:33:48,897 INFO L225 Difference]: With dead ends: 6582 [2018-12-08 20:33:48,897 INFO L226 Difference]: Without dead ends: 4594 [2018-12-08 20:33:48,905 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 265 GetRequests, 227 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 431 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=281, Invalid=1279, Unknown=0, NotChecked=0, Total=1560 [2018-12-08 20:33:48,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4594 states. [2018-12-08 20:33:49,013 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4594 to 4015. [2018-12-08 20:33:49,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4015 states. [2018-12-08 20:33:49,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4015 states to 4015 states and 5785 transitions. [2018-12-08 20:33:49,023 INFO L78 Accepts]: Start accepts. Automaton has 4015 states and 5785 transitions. Word has length 211 [2018-12-08 20:33:49,023 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 20:33:49,023 INFO L480 AbstractCegarLoop]: Abstraction has 4015 states and 5785 transitions. [2018-12-08 20:33:49,023 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-08 20:33:49,023 INFO L276 IsEmpty]: Start isEmpty. Operand 4015 states and 5785 transitions. [2018-12-08 20:33:49,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-12-08 20:33:49,032 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 20:33:49,032 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 20:33:49,033 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 20:33:49,033 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 20:33:49,033 INFO L82 PathProgramCache]: Analyzing trace with hash -467225375, now seen corresponding path program 1 times [2018-12-08 20:33:49,033 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 20:33:49,033 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 20:33:49,033 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 20:33:49,033 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 20:33:49,034 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 20:33:49,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:33:49,123 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:33:49,123 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 20:33:49,123 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-08 20:33:49,123 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-08 20:33:49,124 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-08 20:33:49,124 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-08 20:33:49,124 INFO L87 Difference]: Start difference. First operand 4015 states and 5785 transitions. Second operand 3 states. [2018-12-08 20:33:49,418 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 20:33:49,418 INFO L93 Difference]: Finished difference Result 8012 states and 11504 transitions. [2018-12-08 20:33:49,419 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-08 20:33:49,419 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 219 [2018-12-08 20:33:49,419 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 20:33:49,433 INFO L225 Difference]: With dead ends: 8012 [2018-12-08 20:33:49,433 INFO L226 Difference]: Without dead ends: 4015 [2018-12-08 20:33:49,443 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-08 20:33:49,447 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4015 states. [2018-12-08 20:33:49,508 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4015 to 3273. [2018-12-08 20:33:49,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3273 states. [2018-12-08 20:33:49,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3273 states to 3273 states and 4337 transitions. [2018-12-08 20:33:49,513 INFO L78 Accepts]: Start accepts. Automaton has 3273 states and 4337 transitions. Word has length 219 [2018-12-08 20:33:49,513 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 20:33:49,513 INFO L480 AbstractCegarLoop]: Abstraction has 3273 states and 4337 transitions. [2018-12-08 20:33:49,513 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-08 20:33:49,513 INFO L276 IsEmpty]: Start isEmpty. Operand 3273 states and 4337 transitions. [2018-12-08 20:33:49,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2018-12-08 20:33:49,519 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 20:33:49,519 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 20:33:49,519 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 20:33:49,519 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 20:33:49,519 INFO L82 PathProgramCache]: Analyzing trace with hash 699824735, now seen corresponding path program 1 times [2018-12-08 20:33:49,519 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 20:33:49,520 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 20:33:49,520 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 20:33:49,520 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 20:33:49,520 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 20:33:49,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:33:49,579 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 72 proven. 18 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-08 20:33:49,579 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 20:33:49,579 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bc05a04e-7717-4d14-b133-3911d7c1e7fd/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 [2018-12-08 20:33:49,585 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 20:33:49,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:33:49,628 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 20:33:49,670 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-12-08 20:33:49,685 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-08 20:33:49,685 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 9 [2018-12-08 20:33:49,686 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-08 20:33:49,686 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-08 20:33:49,686 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2018-12-08 20:33:49,686 INFO L87 Difference]: Start difference. First operand 3273 states and 4337 transitions. Second operand 9 states. [2018-12-08 20:33:50,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 20:33:50,718 INFO L93 Difference]: Finished difference Result 7272 states and 9653 transitions. [2018-12-08 20:33:50,718 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-12-08 20:33:50,718 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 227 [2018-12-08 20:33:50,718 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 20:33:50,718 INFO L225 Difference]: With dead ends: 7272 [2018-12-08 20:33:50,719 INFO L226 Difference]: Without dead ends: 0 [2018-12-08 20:33:50,732 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 271 GetRequests, 243 SyntacticMatches, 1 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 182 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=184, Invalid=628, Unknown=0, NotChecked=0, Total=812 [2018-12-08 20:33:50,732 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-08 20:33:50,732 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-08 20:33:50,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-08 20:33:50,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-08 20:33:50,733 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 227 [2018-12-08 20:33:50,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 20:33:50,733 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-08 20:33:50,733 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-08 20:33:50,733 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-08 20:33:50,733 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-08 20:33:50,737 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-08 20:33:50,751 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 20:33:50,761 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 20:33:50,770 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 20:33:50,773 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 20:33:50,780 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 20:33:50,793 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 20:33:50,804 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 20:33:50,820 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 20:33:50,853 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 20:33:50,857 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 20:33:50,858 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 20:33:50,863 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 20:33:50,866 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 20:33:50,866 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 20:33:50,866 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 20:33:50,867 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 20:33:50,868 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 20:33:50,872 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 20:33:50,873 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 20:33:50,874 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 20:33:50,881 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 20:33:50,887 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 20:33:50,894 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 20:33:50,894 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 20:33:50,894 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 20:33:50,898 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 20:33:50,901 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 20:33:50,908 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 20:33:50,912 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 20:33:50,917 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 20:33:50,918 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 20:33:50,925 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 20:33:50,925 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 20:33:50,946 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 20:33:50,954 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 20:33:50,966 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 20:33:50,973 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 20:33:50,978 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 20:33:50,979 WARN L180 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 290 DAG size of output: 168 [2018-12-08 20:33:50,992 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 20:33:51,022 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 20:33:51,027 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 20:33:51,028 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 20:33:51,032 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 20:33:51,035 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 20:33:51,036 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 20:33:51,036 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 20:33:51,036 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 20:33:51,037 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 20:33:51,040 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 20:33:51,041 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 20:33:51,042 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 20:33:51,048 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 20:33:51,053 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 20:33:51,060 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 20:33:51,060 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 20:33:51,060 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 20:33:51,063 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 20:33:51,066 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 20:33:51,073 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 20:33:51,077 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 20:33:51,081 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 20:33:51,082 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 20:33:51,088 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 20:33:51,088 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 20:33:51,107 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 20:33:51,114 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 20:33:51,124 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 20:33:51,130 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 20:33:51,135 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 20:33:51,136 WARN L180 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 290 DAG size of output: 168 [2018-12-08 20:33:51,597 WARN L180 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 59 [2018-12-08 20:33:51,943 WARN L180 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 50 [2018-12-08 20:33:52,247 WARN L180 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 50 [2018-12-08 20:33:52,249 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-08 20:33:52,249 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a11~0)| ~a11~0) (= |old(~a17~0)| ~a17~0) (= ~a19~0 |old(~a19~0)|) (= ~a28~0 |old(~a28~0)|) (= ~a25~0 |old(~a25~0)|)) [2018-12-08 20:33:52,249 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-08 20:33:52,249 INFO L448 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:33:52,249 INFO L448 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:33:52,249 INFO L448 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:33:52,249 INFO L448 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:33:52,249 INFO L448 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:33:52,249 INFO L448 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2018-12-08 20:33:52,249 INFO L448 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2018-12-08 20:33:52,249 INFO L448 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2018-12-08 20:33:52,249 INFO L448 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2018-12-08 20:33:52,249 INFO L448 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2018-12-08 20:33:52,249 INFO L448 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2018-12-08 20:33:52,249 INFO L448 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2018-12-08 20:33:52,249 INFO L448 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2018-12-08 20:33:52,250 INFO L448 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2018-12-08 20:33:52,250 INFO L448 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2018-12-08 20:33:52,250 INFO L448 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2018-12-08 20:33:52,250 INFO L448 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2018-12-08 20:33:52,250 INFO L448 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2018-12-08 20:33:52,250 INFO L448 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:33:52,250 INFO L448 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:33:52,250 INFO L448 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:33:52,250 INFO L448 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:33:52,250 INFO L448 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2018-12-08 20:33:52,250 INFO L448 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:33:52,250 INFO L448 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2018-12-08 20:33:52,250 INFO L448 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2018-12-08 20:33:52,250 INFO L448 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2018-12-08 20:33:52,250 INFO L448 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2018-12-08 20:33:52,250 INFO L448 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2018-12-08 20:33:52,250 INFO L448 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2018-12-08 20:33:52,250 INFO L448 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2018-12-08 20:33:52,250 INFO L448 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2018-12-08 20:33:52,250 INFO L448 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2018-12-08 20:33:52,250 INFO L448 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2018-12-08 20:33:52,250 INFO L448 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2018-12-08 20:33:52,251 INFO L448 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2018-12-08 20:33:52,251 INFO L448 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2018-12-08 20:33:52,251 INFO L448 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2018-12-08 20:33:52,251 INFO L448 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2018-12-08 20:33:52,251 INFO L448 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:33:52,251 INFO L448 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:33:52,251 INFO L448 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:33:52,251 INFO L448 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:33:52,251 INFO L448 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:33:52,251 INFO L448 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2018-12-08 20:33:52,251 INFO L448 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2018-12-08 20:33:52,251 INFO L448 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2018-12-08 20:33:52,251 INFO L448 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2018-12-08 20:33:52,251 INFO L448 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2018-12-08 20:33:52,251 INFO L448 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-12-08 20:33:52,251 INFO L448 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2018-12-08 20:33:52,251 INFO L448 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2018-12-08 20:33:52,251 INFO L448 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2018-12-08 20:33:52,251 INFO L448 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2018-12-08 20:33:52,251 INFO L448 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2018-12-08 20:33:52,251 INFO L448 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:33:52,251 INFO L448 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:33:52,252 INFO L448 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:33:52,252 INFO L448 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:33:52,252 INFO L448 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:33:52,252 INFO L448 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2018-12-08 20:33:52,252 INFO L448 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2018-12-08 20:33:52,252 INFO L448 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2018-12-08 20:33:52,252 INFO L448 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2018-12-08 20:33:52,252 INFO L448 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2018-12-08 20:33:52,252 INFO L448 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2018-12-08 20:33:52,252 INFO L448 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2018-12-08 20:33:52,252 INFO L448 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2018-12-08 20:33:52,252 INFO L448 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2018-12-08 20:33:52,252 INFO L448 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2018-12-08 20:33:52,252 INFO L448 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2018-12-08 20:33:52,252 INFO L448 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2018-12-08 20:33:52,252 INFO L448 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2018-12-08 20:33:52,252 INFO L448 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:33:52,252 INFO L448 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:33:52,252 INFO L448 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:33:52,252 INFO L448 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:33:52,252 INFO L448 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:33:52,252 INFO L448 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2018-12-08 20:33:52,252 INFO L448 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2018-12-08 20:33:52,252 INFO L448 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-12-08 20:33:52,252 INFO L448 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2018-12-08 20:33:52,253 INFO L448 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-12-08 20:33:52,253 INFO L448 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2018-12-08 20:33:52,253 INFO L448 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2018-12-08 20:33:52,253 INFO L448 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2018-12-08 20:33:52,253 INFO L448 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2018-12-08 20:33:52,253 INFO L448 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2018-12-08 20:33:52,253 INFO L448 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2018-12-08 20:33:52,253 INFO L448 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2018-12-08 20:33:52,253 INFO L448 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2018-12-08 20:33:52,253 INFO L448 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-12-08 20:33:52,253 INFO L448 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2018-12-08 20:33:52,253 INFO L448 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2018-12-08 20:33:52,253 INFO L448 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:33:52,253 INFO L448 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:33:52,253 INFO L448 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:33:52,253 INFO L448 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:33:52,253 INFO L448 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2018-12-08 20:33:52,253 INFO L448 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:33:52,253 INFO L448 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2018-12-08 20:33:52,253 INFO L448 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:33:52,253 INFO L448 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2018-12-08 20:33:52,253 INFO L448 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2018-12-08 20:33:52,253 INFO L448 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2018-12-08 20:33:52,253 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:33:52,254 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:33:52,254 INFO L448 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2018-12-08 20:33:52,254 INFO L448 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-12-08 20:33:52,254 INFO L448 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2018-12-08 20:33:52,254 INFO L448 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2018-12-08 20:33:52,254 INFO L448 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-12-08 20:33:52,254 INFO L448 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2018-12-08 20:33:52,254 INFO L448 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2018-12-08 20:33:52,254 INFO L448 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2018-12-08 20:33:52,254 INFO L448 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2018-12-08 20:33:52,254 INFO L448 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2018-12-08 20:33:52,254 INFO L448 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2018-12-08 20:33:52,254 INFO L448 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:33:52,254 INFO L448 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:33:52,254 INFO L448 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:33:52,254 INFO L448 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:33:52,254 INFO L448 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:33:52,254 INFO L448 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:33:52,254 INFO L448 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2018-12-08 20:33:52,254 INFO L448 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2018-12-08 20:33:52,254 INFO L448 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2018-12-08 20:33:52,254 INFO L448 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2018-12-08 20:33:52,254 INFO L448 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-12-08 20:33:52,254 INFO L448 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2018-12-08 20:33:52,254 INFO L448 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2018-12-08 20:33:52,255 INFO L448 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2018-12-08 20:33:52,255 INFO L448 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2018-12-08 20:33:52,255 INFO L448 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2018-12-08 20:33:52,255 INFO L448 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2018-12-08 20:33:52,255 INFO L448 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:33:52,255 INFO L448 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:33:52,255 INFO L448 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:33:52,255 INFO L448 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:33:52,255 INFO L448 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:33:52,255 INFO L448 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:33:52,255 INFO L448 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2018-12-08 20:33:52,255 INFO L448 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2018-12-08 20:33:52,255 INFO L448 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2018-12-08 20:33:52,255 INFO L448 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2018-12-08 20:33:52,255 INFO L448 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2018-12-08 20:33:52,255 INFO L448 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2018-12-08 20:33:52,255 INFO L448 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2018-12-08 20:33:52,255 INFO L448 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2018-12-08 20:33:52,255 INFO L448 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2018-12-08 20:33:52,255 INFO L448 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2018-12-08 20:33:52,255 INFO L448 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2018-12-08 20:33:52,256 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 595) no Hoare annotation was computed. [2018-12-08 20:33:52,256 INFO L448 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2018-12-08 20:33:52,256 INFO L448 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2018-12-08 20:33:52,256 INFO L448 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2018-12-08 20:33:52,256 INFO L448 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:33:52,256 INFO L448 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:33:52,256 INFO L448 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:33:52,256 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse4 (= |old(~a11~0)| ~a11~0)) (.cse5 (= |old(~a17~0)| ~a17~0)) (.cse6 (= ~a19~0 |old(~a19~0)|)) (.cse7 (= ~a28~0 |old(~a28~0)|)) (.cse11 (= ~a25~0 |old(~a25~0)|)) (.cse16 (= 1 |old(~a25~0)|)) (.cse14 (= 1 |old(~a11~0)|))) (let ((.cse8 (= |old(~a25~0)| ~a25~0)) (.cse12 (not .cse14)) (.cse10 (= 1 ~a11~0)) (.cse9 (not .cse16)) (.cse1 (not (= 1 |old(~a19~0)|))) (.cse15 (and .cse4 .cse5 .cse6 .cse7 .cse11)) (.cse0 (not (= 1 ~a21~0))) (.cse13 (< |old(~a17~0)| 8)) (.cse2 (= |old(~a17~0)| |old(~a28~0)|)) (.cse3 (= 9 |old(~a28~0)|))) (and (or (or .cse0 .cse1 .cse2 .cse3) (and (and .cse4 .cse5 .cse6 .cse7) .cse8)) (or .cse0 (< 7 |old(~a28~0)|) .cse9 .cse1 (and .cse5 .cse10 .cse6 .cse7 .cse11) .cse12) (or (and (or (or .cse0 .cse2 .cse3) .cse12) (or .cse0 .cse13 .cse1 .cse2 .cse12)) (and (and .cse10 .cse5 .cse7 .cse6) .cse8)) (or (or .cse0 .cse9 .cse2 .cse12) (and .cse10 .cse5 .cse6 .cse7 .cse11)) (or .cse0 .cse14 .cse15 .cse2 .cse16) (or .cse0 .cse14 .cse13 .cse9 .cse15 .cse1) (or .cse0 .cse14 .cse13 .cse3 .cse15 .cse16) (or .cse0 .cse13 .cse2 (and .cse5 .cse4 .cse6 .cse7 .cse11) .cse3)))) [2018-12-08 20:33:52,256 INFO L448 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:33:52,256 INFO L448 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:33:52,256 INFO L448 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:33:52,256 INFO L448 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2018-12-08 20:33:52,256 INFO L448 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2018-12-08 20:33:52,256 INFO L448 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2018-12-08 20:33:52,256 INFO L448 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-12-08 20:33:52,256 INFO L448 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-12-08 20:33:52,256 INFO L448 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2018-12-08 20:33:52,256 INFO L448 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2018-12-08 20:33:52,256 INFO L448 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-12-08 20:33:52,257 INFO L448 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2018-12-08 20:33:52,257 INFO L448 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2018-12-08 20:33:52,257 INFO L448 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2018-12-08 20:33:52,257 INFO L448 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2018-12-08 20:33:52,257 INFO L448 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2018-12-08 20:33:52,257 INFO L448 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:33:52,257 INFO L448 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:33:52,257 INFO L448 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:33:52,257 INFO L448 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:33:52,257 INFO L448 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:33:52,257 INFO L448 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:33:52,257 INFO L448 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2018-12-08 20:33:52,257 INFO L448 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2018-12-08 20:33:52,257 INFO L448 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2018-12-08 20:33:52,257 INFO L448 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2018-12-08 20:33:52,257 INFO L448 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2018-12-08 20:33:52,257 INFO L448 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2018-12-08 20:33:52,257 INFO L448 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2018-12-08 20:33:52,257 INFO L448 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2018-12-08 20:33:52,257 INFO L448 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2018-12-08 20:33:52,257 INFO L448 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2018-12-08 20:33:52,257 INFO L448 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2018-12-08 20:33:52,257 INFO L448 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2018-12-08 20:33:52,257 INFO L448 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2018-12-08 20:33:52,257 INFO L448 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2018-12-08 20:33:52,258 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2018-12-08 20:33:52,258 INFO L448 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2018-12-08 20:33:52,258 INFO L448 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:33:52,258 INFO L448 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:33:52,258 INFO L448 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:33:52,258 INFO L448 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:33:52,258 INFO L448 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:33:52,258 INFO L448 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2018-12-08 20:33:52,258 INFO L448 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2018-12-08 20:33:52,258 INFO L448 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2018-12-08 20:33:52,258 INFO L448 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2018-12-08 20:33:52,258 INFO L448 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2018-12-08 20:33:52,258 INFO L448 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2018-12-08 20:33:52,258 INFO L448 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2018-12-08 20:33:52,258 INFO L448 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-12-08 20:33:52,258 INFO L448 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2018-12-08 20:33:52,258 INFO L448 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2018-12-08 20:33:52,258 INFO L448 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2018-12-08 20:33:52,258 INFO L448 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2018-12-08 20:33:52,258 INFO L448 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2018-12-08 20:33:52,258 INFO L448 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2018-12-08 20:33:52,258 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2018-12-08 20:33:52,258 INFO L448 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2018-12-08 20:33:52,258 INFO L448 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2018-12-08 20:33:52,258 INFO L448 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2018-12-08 20:33:52,259 INFO L448 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2018-12-08 20:33:52,259 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-08 20:33:52,259 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~a28~0 7) (<= 8 ~a17~0) (not (= ~a25~0 1)) (= 1 ~a19~0) (= ~a21~0 1) (not (= ~a11~0 1))) [2018-12-08 20:33:52,259 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-08 20:33:52,259 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-08 20:33:52,259 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (not (= 1 ~a21~0)) (< 7 |old(~a28~0)|) (= 1 |old(~a11~0)|) (< |old(~a17~0)| 8) (not (= 1 |old(~a19~0)|)) (and (= |old(~a17~0)| ~a17~0) (= |old(~a11~0)| ~a11~0) (= ~a19~0 |old(~a19~0)|) (= ~a28~0 |old(~a28~0)|) (= ~a25~0 |old(~a25~0)|)) (= 1 |old(~a25~0)|)) [2018-12-08 20:33:52,259 INFO L444 ceAbstractionStarter]: At program point L606-2(lines 606 616) the Hoare annotation is: (let ((.cse6 (= ~a25~0 1))) (let ((.cse1 (not (= ~a28~0 9))) (.cse2 (<= 8 ~a17~0)) (.cse3 (= 1 ~a19~0)) (.cse4 (not .cse6)) (.cse5 (not (= ~a11~0 1))) (.cse0 (not (= ~a28~0 ~a17~0))) (.cse7 (= 1 ~a11~0))) (or (not (= 1 ~a21~0)) (and (or (and .cse0 .cse1) (and .cse0 .cse2 .cse3)) .cse4) (not (= 1 |old(~a19~0)|)) (< 7 |old(~a28~0)|) (< |old(~a17~0)| 8) (= 1 |old(~a25~0)|) (= 1 |old(~a11~0)|) (and .cse0 .cse2 .cse1) (and .cse0 .cse3 .cse1) (and (and .cse2 .cse5 .cse1) .cse4) (and .cse2 .cse3 .cse5 .cse6) (and (<= ~a28~0 7) .cse7 .cse3 .cse6) (and .cse0 .cse4 .cse5) (and .cse0 .cse7 .cse6)))) [2018-12-08 20:33:52,259 INFO L448 ceAbstractionStarter]: For program point L606-3(lines 600 617) no Hoare annotation was computed. [2018-12-08 20:33:52,259 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2018-12-08 20:33:52,259 INFO L444 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (let ((.cse6 (= ~a25~0 1))) (let ((.cse1 (not (= ~a28~0 9))) (.cse2 (<= 8 ~a17~0)) (.cse3 (= 1 ~a19~0)) (.cse4 (not .cse6)) (.cse5 (not (= ~a11~0 1))) (.cse0 (not (= ~a28~0 ~a17~0))) (.cse7 (= 1 ~a11~0))) (or (not (= 1 ~a21~0)) (and (or (and .cse0 .cse1) (and .cse0 .cse2 .cse3)) .cse4) (not (= 1 |old(~a19~0)|)) (< 7 |old(~a28~0)|) (< |old(~a17~0)| 8) (= 1 |old(~a25~0)|) (= 1 |old(~a11~0)|) (and .cse0 .cse2 .cse1) (and .cse0 .cse3 .cse1) (and (and .cse2 .cse5 .cse1) .cse4) (and .cse2 .cse3 .cse5 .cse6) (and (<= ~a28~0 7) .cse7 .cse3 .cse6) (and .cse0 .cse4 .cse5) (and .cse0 .cse7 .cse6)))) [2018-12-08 20:33:52,259 INFO L448 ceAbstractionStarter]: For program point L614-1(line 614) no Hoare annotation was computed. [2018-12-08 20:33:52,259 INFO L448 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2018-12-08 20:33:52,269 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.12 08:33:52 BoogieIcfgContainer [2018-12-08 20:33:52,269 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-08 20:33:52,269 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 20:33:52,269 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 20:33:52,269 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 20:33:52,269 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 08:33:43" (3/4) ... [2018-12-08 20:33:52,272 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-08 20:33:52,277 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-08 20:33:52,277 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-12-08 20:33:52,277 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-08 20:33:52,285 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-12-08 20:33:52,286 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-12-08 20:33:52,306 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((!(1 == a21) || (((!(a28 == a17) && !(a28 == 9)) || ((!(a28 == a17) && 8 <= a17) && 1 == a19)) && !(a25 == 1))) || !(1 == \old(a19))) || 7 < \old(a28)) || \old(a17) < 8) || 1 == \old(a25)) || 1 == \old(a11)) || ((!(a28 == a17) && 8 <= a17) && !(a28 == 9))) || ((!(a28 == a17) && 1 == a19) && !(a28 == 9))) || (((8 <= a17 && !(a11 == 1)) && !(a28 == 9)) && !(a25 == 1))) || (((8 <= a17 && 1 == a19) && !(a11 == 1)) && a25 == 1)) || (((a28 <= 7 && 1 == a11) && 1 == a19) && a25 == 1)) || ((!(a28 == a17) && !(a25 == 1)) && !(a11 == 1))) || ((!(a28 == a17) && 1 == a11) && a25 == 1) [2018-12-08 20:33:52,377 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_bc05a04e-7717-4d14-b133-3911d7c1e7fd/bin-2019/uautomizer/witness.graphml [2018-12-08 20:33:52,377 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 20:33:52,378 INFO L168 Benchmark]: Toolchain (without parser) took 9586.04 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 451.9 MB). Free memory was 946.3 MB in the beginning and 1.2 GB in the end (delta: -212.7 MB). Peak memory consumption was 239.3 MB. Max. memory is 11.5 GB. [2018-12-08 20:33:52,378 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 20:33:52,378 INFO L168 Benchmark]: CACSL2BoogieTranslator took 302.73 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 72.4 MB). Free memory was 946.3 MB in the beginning and 1.1 GB in the end (delta: -112.8 MB). Peak memory consumption was 51.9 MB. Max. memory is 11.5 GB. [2018-12-08 20:33:52,378 INFO L168 Benchmark]: Boogie Procedure Inliner took 17.70 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 20:33:52,379 INFO L168 Benchmark]: Boogie Preprocessor took 38.41 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 20:33:52,379 INFO L168 Benchmark]: RCFGBuilder took 534.92 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 951.2 MB in the end (delta: 107.9 MB). Peak memory consumption was 107.9 MB. Max. memory is 11.5 GB. [2018-12-08 20:33:52,379 INFO L168 Benchmark]: TraceAbstraction took 8581.29 ms. Allocated memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: 379.6 MB). Free memory was 951.2 MB in the beginning and 1.2 GB in the end (delta: -222.4 MB). Peak memory consumption was 503.3 MB. Max. memory is 11.5 GB. [2018-12-08 20:33:52,379 INFO L168 Benchmark]: Witness Printer took 108.02 ms. Allocated memory is still 1.5 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 11.5 GB. [2018-12-08 20:33:52,380 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 302.73 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 72.4 MB). Free memory was 946.3 MB in the beginning and 1.1 GB in the end (delta: -112.8 MB). Peak memory consumption was 51.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 17.70 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 38.41 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 534.92 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 951.2 MB in the end (delta: 107.9 MB). Peak memory consumption was 107.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 8581.29 ms. Allocated memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: 379.6 MB). Free memory was 951.2 MB in the beginning and 1.2 GB in the end (delta: -222.4 MB). Peak memory consumption was 503.3 MB. Max. memory is 11.5 GB. * Witness Printer took 108.02 ms. Allocated memory is still 1.5 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 595]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((((((((((((!(1 == a21) || (((!(a28 == a17) && !(a28 == 9)) || ((!(a28 == a17) && 8 <= a17) && 1 == a19)) && !(a25 == 1))) || !(1 == \old(a19))) || 7 < \old(a28)) || \old(a17) < 8) || 1 == \old(a25)) || 1 == \old(a11)) || ((!(a28 == a17) && 8 <= a17) && !(a28 == 9))) || ((!(a28 == a17) && 1 == a19) && !(a28 == 9))) || (((8 <= a17 && !(a11 == 1)) && !(a28 == 9)) && !(a25 == 1))) || (((8 <= a17 && 1 == a19) && !(a11 == 1)) && a25 == 1)) || (((a28 <= 7 && 1 == a11) && 1 == a19) && a25 == 1)) || ((!(a28 == a17) && !(a25 == 1)) && !(a11 == 1))) || ((!(a28 == a17) && 1 == a11) && a25 == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 236 locations, 1 error locations. SAFE Result, 8.5s OverallTime, 7 OverallIterations, 3 TraceHistogramMax, 5.3s AutomataDifference, 0.0s DeadEndRemovalTime, 1.5s HoareAnnotationTime, HoareTripleCheckerStatistics: 619 SDtfs, 5237 SDslu, 775 SDs, 0 SdLazy, 7394 SolverSat, 1895 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 771 GetRequests, 674 SyntacticMatches, 4 SemanticMatches, 93 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 667 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4015occurred in iteration=5, 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: 0.3s AutomataMinimizationTime, 7 MinimizatonAttempts, 1505 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 163 PreInvPairs, 255 NumberOfFragments, 649 HoareAnnotationTreeSize, 163 FomulaSimplifications, 12498 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 7 FomulaSimplificationsInter, 9139 FormulaSimplificationTreeSizeReductionInter, 1.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 1939 NumberOfCodeBlocks, 1939 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1929 ConstructedInterpolants, 0 QuantifiedInterpolants, 1058431 SizeOfPredicates, 3 NumberOfNonLiveVariables, 1336 ConjunctsInSsa, 17 ConjunctsInUnsatCore, 10 InterpolantComputations, 6 PerfectInterpolantSequences, 477/530 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...