./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/safe032_tso.opt_true-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_1273d91c-18c9-4c67-ab40-d3c8a441cfd0/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_1273d91c-18c9-4c67-ab40-d3c8a441cfd0/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_1273d91c-18c9-4c67-ab40-d3c8a441cfd0/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_1273d91c-18c9-4c67-ab40-d3c8a441cfd0/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe032_tso.opt_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_1273d91c-18c9-4c67-ab40-d3c8a441cfd0/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_1273d91c-18c9-4c67-ab40-d3c8a441cfd0/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 02406b0a3dc010bc6e99bdf688006c252363dd51 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 00:38:59,448 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 00:38:59,449 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 00:38:59,457 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 00:38:59,457 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 00:38:59,457 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 00:38:59,458 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 00:38:59,459 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 00:38:59,460 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 00:38:59,461 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 00:38:59,461 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 00:38:59,462 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 00:38:59,462 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 00:38:59,463 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 00:38:59,464 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 00:38:59,464 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 00:38:59,465 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 00:38:59,466 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 00:38:59,467 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 00:38:59,468 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 00:38:59,468 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 00:38:59,469 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 00:38:59,470 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 00:38:59,471 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 00:38:59,471 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 00:38:59,471 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 00:38:59,472 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 00:38:59,473 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 00:38:59,473 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 00:38:59,474 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 00:38:59,474 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 00:38:59,474 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 00:38:59,475 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 00:38:59,475 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 00:38:59,475 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 00:38:59,476 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 00:38:59,476 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_1273d91c-18c9-4c67-ab40-d3c8a441cfd0/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-23 00:38:59,485 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 00:38:59,485 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 00:38:59,485 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 00:38:59,486 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 00:38:59,486 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 00:38:59,486 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 00:38:59,486 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 00:38:59,486 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 00:38:59,487 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 00:38:59,487 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 00:38:59,487 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 00:38:59,487 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 00:38:59,487 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 00:38:59,487 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 00:38:59,487 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 00:38:59,487 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 00:38:59,488 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 00:38:59,488 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 00:38:59,488 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 00:38:59,488 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 00:38:59,488 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 00:38:59,488 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 00:38:59,488 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 00:38:59,488 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 00:38:59,489 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 00:38:59,489 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 00:38:59,489 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 00:38:59,489 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-23 00:38:59,489 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 00:38:59,489 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 00:38:59,489 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_1273d91c-18c9-4c67-ab40-d3c8a441cfd0/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 -> 02406b0a3dc010bc6e99bdf688006c252363dd51 [2018-11-23 00:38:59,513 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 00:38:59,522 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 00:38:59,524 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 00:38:59,525 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 00:38:59,526 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 00:38:59,526 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_1273d91c-18c9-4c67-ab40-d3c8a441cfd0/bin-2019/uautomizer/../../sv-benchmarks/c/pthread-wmm/safe032_tso.opt_true-unreach-call.i [2018-11-23 00:38:59,571 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1273d91c-18c9-4c67-ab40-d3c8a441cfd0/bin-2019/uautomizer/data/79669db8c/7123d2b9b8a1490bb86ceda074d4644a/FLAGd4923e813 [2018-11-23 00:38:59,967 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 00:38:59,967 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_1273d91c-18c9-4c67-ab40-d3c8a441cfd0/sv-benchmarks/c/pthread-wmm/safe032_tso.opt_true-unreach-call.i [2018-11-23 00:38:59,975 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1273d91c-18c9-4c67-ab40-d3c8a441cfd0/bin-2019/uautomizer/data/79669db8c/7123d2b9b8a1490bb86ceda074d4644a/FLAGd4923e813 [2018-11-23 00:38:59,983 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_1273d91c-18c9-4c67-ab40-d3c8a441cfd0/bin-2019/uautomizer/data/79669db8c/7123d2b9b8a1490bb86ceda074d4644a [2018-11-23 00:38:59,985 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 00:38:59,986 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 00:38:59,986 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 00:38:59,986 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 00:38:59,988 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 00:38:59,989 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:38:59" (1/1) ... [2018-11-23 00:38:59,990 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32ed6b13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:38:59, skipping insertion in model container [2018-11-23 00:38:59,991 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:38:59" (1/1) ... [2018-11-23 00:38:59,996 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 00:39:00,026 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 00:39:00,221 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 00:39:00,229 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 00:39:00,299 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 00:39:00,344 INFO L195 MainTranslator]: Completed translation [2018-11-23 00:39:00,344 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:39:00 WrapperNode [2018-11-23 00:39:00,344 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 00:39:00,345 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 00:39:00,345 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 00:39:00,345 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 00:39:00,350 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:39:00" (1/1) ... [2018-11-23 00:39:00,361 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:39:00" (1/1) ... [2018-11-23 00:39:00,375 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 00:39:00,376 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 00:39:00,376 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 00:39:00,376 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 00:39:00,381 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:39:00" (1/1) ... [2018-11-23 00:39:00,382 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:39:00" (1/1) ... [2018-11-23 00:39:00,384 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:39:00" (1/1) ... [2018-11-23 00:39:00,384 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:39:00" (1/1) ... [2018-11-23 00:39:00,388 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:39:00" (1/1) ... [2018-11-23 00:39:00,390 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:39:00" (1/1) ... [2018-11-23 00:39:00,391 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:39:00" (1/1) ... [2018-11-23 00:39:00,393 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 00:39:00,394 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 00:39:00,394 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 00:39:00,394 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 00:39:00,395 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:39:00" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1273d91c-18c9-4c67-ab40-d3c8a441cfd0/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 [2018-11-23 00:39:00,439 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 00:39:00,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-23 00:39:00,439 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2018-11-23 00:39:00,439 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 00:39:00,439 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-23 00:39:00,439 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-23 00:39:00,440 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-23 00:39:00,440 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-23 00:39:00,440 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-23 00:39:00,440 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-23 00:39:00,440 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2018-11-23 00:39:00,440 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 00:39:00,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 00:39:00,441 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-23 00:39:00,655 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 00:39:00,655 INFO L280 CfgBuilder]: Removed 6 assue(true) statements. [2018-11-23 00:39:00,655 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:39:00 BoogieIcfgContainer [2018-11-23 00:39:00,655 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 00:39:00,656 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 00:39:00,656 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 00:39:00,658 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 00:39:00,658 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 12:38:59" (1/3) ... [2018-11-23 00:39:00,658 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b96d853 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 12:39:00, skipping insertion in model container [2018-11-23 00:39:00,659 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:39:00" (2/3) ... [2018-11-23 00:39:00,659 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b96d853 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 12:39:00, skipping insertion in model container [2018-11-23 00:39:00,659 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:39:00" (3/3) ... [2018-11-23 00:39:00,660 INFO L112 eAbstractionObserver]: Analyzing ICFG safe032_tso.opt_true-unreach-call.i [2018-11-23 00:39:00,685 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 00:39:00,685 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 00:39:00,686 WARN L317 ript$VariableManager]: TermVariabe Thread1_P0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 00:39:00,686 WARN L317 ript$VariableManager]: TermVariabe Thread1_P0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 00:39:00,686 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~nondet3.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 00:39:00,686 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~nondet3.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 00:39:00,686 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 00:39:00,686 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 00:39:00,687 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~nondet3.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 00:39:00,687 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~nondet3.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 00:39:00,687 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 00:39:00,687 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 00:39:00,687 WARN L317 ript$VariableManager]: TermVariabe Thread2_P1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 00:39:00,687 WARN L317 ript$VariableManager]: TermVariabe Thread2_P1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 00:39:00,688 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P1_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 00:39:00,688 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P1_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 00:39:00,688 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 00:39:00,688 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 00:39:00,688 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P1_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 00:39:00,688 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P1_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 00:39:00,689 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 00:39:00,689 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 00:39:00,689 WARN L317 ript$VariableManager]: TermVariabe Thread0_P2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 00:39:00,689 WARN L317 ript$VariableManager]: TermVariabe Thread0_P2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 00:39:00,689 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P2_#t~nondet5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 00:39:00,689 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P2_#t~nondet5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 00:39:00,690 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 00:39:00,690 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 00:39:00,690 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P2_#t~nondet5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 00:39:00,690 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P2_#t~nondet5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 00:39:00,702 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-11-23 00:39:00,702 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 00:39:00,707 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 00:39:00,716 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 00:39:00,731 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 00:39:00,731 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 00:39:00,732 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 00:39:00,732 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 00:39:00,732 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 00:39:00,732 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 00:39:00,732 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 00:39:00,732 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 00:39:00,732 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 00:39:00,739 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 55places, 52 transitions [2018-11-23 00:39:00,819 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 2384 states. [2018-11-23 00:39:00,821 INFO L276 IsEmpty]: Start isEmpty. Operand 2384 states. [2018-11-23 00:39:00,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-23 00:39:00,834 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 00:39:00,835 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] [2018-11-23 00:39:00,837 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 00:39:00,841 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 00:39:00,842 INFO L82 PathProgramCache]: Analyzing trace with hash -2083376335, now seen corresponding path program 1 times [2018-11-23 00:39:00,843 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 00:39:00,844 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 00:39:00,884 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:39:00,884 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 00:39:00,884 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:39:00,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:39:01,029 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 00:39:01,032 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 00:39:01,032 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-23 00:39:01,034 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-23 00:39:01,042 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-23 00:39:01,043 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-23 00:39:01,044 INFO L87 Difference]: Start difference. First operand 2384 states. Second operand 4 states. [2018-11-23 00:39:01,127 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 00:39:01,127 INFO L93 Difference]: Finished difference Result 2492 states and 8068 transitions. [2018-11-23 00:39:01,127 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-23 00:39:01,128 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 29 [2018-11-23 00:39:01,128 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 00:39:01,146 INFO L225 Difference]: With dead ends: 2492 [2018-11-23 00:39:01,147 INFO L226 Difference]: Without dead ends: 1127 [2018-11-23 00:39:01,148 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-23 00:39:01,162 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1127 states. [2018-11-23 00:39:01,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1127 to 1127. [2018-11-23 00:39:01,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1127 states. [2018-11-23 00:39:01,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1127 states to 1127 states and 3557 transitions. [2018-11-23 00:39:01,220 INFO L78 Accepts]: Start accepts. Automaton has 1127 states and 3557 transitions. Word has length 29 [2018-11-23 00:39:01,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 00:39:01,220 INFO L480 AbstractCegarLoop]: Abstraction has 1127 states and 3557 transitions. [2018-11-23 00:39:01,221 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-23 00:39:01,221 INFO L276 IsEmpty]: Start isEmpty. Operand 1127 states and 3557 transitions. [2018-11-23 00:39:01,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-23 00:39:01,224 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 00:39:01,224 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] [2018-11-23 00:39:01,224 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 00:39:01,224 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 00:39:01,225 INFO L82 PathProgramCache]: Analyzing trace with hash 343197215, now seen corresponding path program 1 times [2018-11-23 00:39:01,225 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 00:39:01,225 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 00:39:01,229 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:39:01,229 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 00:39:01,230 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:39:01,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:39:01,297 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 00:39:01,297 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 00:39:01,297 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-23 00:39:01,298 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-23 00:39:01,298 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-23 00:39:01,298 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-11-23 00:39:01,299 INFO L87 Difference]: Start difference. First operand 1127 states and 3557 transitions. Second operand 5 states. [2018-11-23 00:39:01,381 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 00:39:01,382 INFO L93 Difference]: Finished difference Result 1167 states and 3551 transitions. [2018-11-23 00:39:01,382 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-23 00:39:01,382 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 30 [2018-11-23 00:39:01,383 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 00:39:01,386 INFO L225 Difference]: With dead ends: 1167 [2018-11-23 00:39:01,386 INFO L226 Difference]: Without dead ends: 1043 [2018-11-23 00:39:01,387 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2018-11-23 00:39:01,390 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1043 states. [2018-11-23 00:39:01,404 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1043 to 1043. [2018-11-23 00:39:01,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1043 states. [2018-11-23 00:39:01,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1043 states to 1043 states and 3242 transitions. [2018-11-23 00:39:01,408 INFO L78 Accepts]: Start accepts. Automaton has 1043 states and 3242 transitions. Word has length 30 [2018-11-23 00:39:01,408 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 00:39:01,408 INFO L480 AbstractCegarLoop]: Abstraction has 1043 states and 3242 transitions. [2018-11-23 00:39:01,408 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-23 00:39:01,408 INFO L276 IsEmpty]: Start isEmpty. Operand 1043 states and 3242 transitions. [2018-11-23 00:39:01,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-23 00:39:01,410 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 00:39:01,410 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] [2018-11-23 00:39:01,411 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 00:39:01,411 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 00:39:01,411 INFO L82 PathProgramCache]: Analyzing trace with hash 1635452437, now seen corresponding path program 1 times [2018-11-23 00:39:01,411 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 00:39:01,411 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 00:39:01,415 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:39:01,415 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 00:39:01,415 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:39:01,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:39:01,494 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 00:39:01,494 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 00:39:01,495 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 00:39:01,495 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 00:39:01,495 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 00:39:01,495 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-23 00:39:01,496 INFO L87 Difference]: Start difference. First operand 1043 states and 3242 transitions. Second operand 6 states. [2018-11-23 00:39:01,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 00:39:01,569 INFO L93 Difference]: Finished difference Result 819 states and 2378 transitions. [2018-11-23 00:39:01,569 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 00:39:01,569 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 31 [2018-11-23 00:39:01,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 00:39:01,573 INFO L225 Difference]: With dead ends: 819 [2018-11-23 00:39:01,573 INFO L226 Difference]: Without dead ends: 707 [2018-11-23 00:39:01,573 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2018-11-23 00:39:01,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 707 states. [2018-11-23 00:39:01,588 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 707 to 707. [2018-11-23 00:39:01,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 707 states. [2018-11-23 00:39:01,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707 states to 707 states and 2066 transitions. [2018-11-23 00:39:01,592 INFO L78 Accepts]: Start accepts. Automaton has 707 states and 2066 transitions. Word has length 31 [2018-11-23 00:39:01,592 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 00:39:01,592 INFO L480 AbstractCegarLoop]: Abstraction has 707 states and 2066 transitions. [2018-11-23 00:39:01,592 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 00:39:01,592 INFO L276 IsEmpty]: Start isEmpty. Operand 707 states and 2066 transitions. [2018-11-23 00:39:01,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-23 00:39:01,594 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 00:39:01,594 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] [2018-11-23 00:39:01,594 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 00:39:01,595 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 00:39:01,595 INFO L82 PathProgramCache]: Analyzing trace with hash 1727948903, now seen corresponding path program 1 times [2018-11-23 00:39:01,595 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 00:39:01,595 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 00:39:01,597 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:39:01,598 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 00:39:01,598 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:39:01,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:39:01,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 00:39:01,759 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 00:39:01,759 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-11-23 00:39:01,760 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-23 00:39:01,760 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-23 00:39:01,760 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-11-23 00:39:01,760 INFO L87 Difference]: Start difference. First operand 707 states and 2066 transitions. Second operand 10 states. [2018-11-23 00:39:01,950 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 00:39:01,951 INFO L93 Difference]: Finished difference Result 1107 states and 3290 transitions. [2018-11-23 00:39:01,951 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-11-23 00:39:01,951 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 32 [2018-11-23 00:39:01,951 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 00:39:01,954 INFO L225 Difference]: With dead ends: 1107 [2018-11-23 00:39:01,954 INFO L226 Difference]: Without dead ends: 591 [2018-11-23 00:39:01,954 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=47, Invalid=163, Unknown=0, NotChecked=0, Total=210 [2018-11-23 00:39:01,956 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 591 states. [2018-11-23 00:39:01,963 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 591 to 591. [2018-11-23 00:39:01,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 591 states. [2018-11-23 00:39:01,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 591 states and 1754 transitions. [2018-11-23 00:39:01,965 INFO L78 Accepts]: Start accepts. Automaton has 591 states and 1754 transitions. Word has length 32 [2018-11-23 00:39:01,965 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 00:39:01,965 INFO L480 AbstractCegarLoop]: Abstraction has 591 states and 1754 transitions. [2018-11-23 00:39:01,965 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-23 00:39:01,965 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 1754 transitions. [2018-11-23 00:39:01,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-23 00:39:01,966 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 00:39:01,967 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] [2018-11-23 00:39:01,967 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 00:39:01,967 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 00:39:01,967 INFO L82 PathProgramCache]: Analyzing trace with hash 2079689483, now seen corresponding path program 2 times [2018-11-23 00:39:01,967 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 00:39:01,968 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 00:39:01,969 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:39:01,970 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 00:39:01,970 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:39:01,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:39:02,030 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 00:39:02,030 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 00:39:02,030 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-23 00:39:02,031 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-23 00:39:02,031 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-23 00:39:02,031 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-23 00:39:02,031 INFO L87 Difference]: Start difference. First operand 591 states and 1754 transitions. Second operand 7 states. [2018-11-23 00:39:02,081 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 00:39:02,081 INFO L93 Difference]: Finished difference Result 991 states and 2978 transitions. [2018-11-23 00:39:02,082 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 00:39:02,082 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 32 [2018-11-23 00:39:02,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 00:39:02,084 INFO L225 Difference]: With dead ends: 991 [2018-11-23 00:39:02,084 INFO L226 Difference]: Without dead ends: 571 [2018-11-23 00:39:02,084 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2018-11-23 00:39:02,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 571 states. [2018-11-23 00:39:02,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 571 to 571. [2018-11-23 00:39:02,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 571 states. [2018-11-23 00:39:02,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 571 states and 1714 transitions. [2018-11-23 00:39:02,093 INFO L78 Accepts]: Start accepts. Automaton has 571 states and 1714 transitions. Word has length 32 [2018-11-23 00:39:02,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 00:39:02,093 INFO L480 AbstractCegarLoop]: Abstraction has 571 states and 1714 transitions. [2018-11-23 00:39:02,094 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-23 00:39:02,094 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 1714 transitions. [2018-11-23 00:39:02,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-23 00:39:02,095 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 00:39:02,095 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] [2018-11-23 00:39:02,095 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 00:39:02,095 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 00:39:02,096 INFO L82 PathProgramCache]: Analyzing trace with hash -1052923897, now seen corresponding path program 3 times [2018-11-23 00:39:02,096 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 00:39:02,096 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 00:39:02,098 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:39:02,098 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-23 00:39:02,098 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:39:02,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:39:02,194 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 00:39:02,194 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 00:39:02,194 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-11-23 00:39:02,194 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-23 00:39:02,194 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-23 00:39:02,195 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-11-23 00:39:02,195 INFO L87 Difference]: Start difference. First operand 571 states and 1714 transitions. Second operand 10 states. [2018-11-23 00:39:02,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 00:39:02,287 INFO L93 Difference]: Finished difference Result 443 states and 1298 transitions. [2018-11-23 00:39:02,287 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-23 00:39:02,287 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 32 [2018-11-23 00:39:02,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 00:39:02,288 INFO L225 Difference]: With dead ends: 443 [2018-11-23 00:39:02,288 INFO L226 Difference]: Without dead ends: 0 [2018-11-23 00:39:02,288 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=139, Unknown=0, NotChecked=0, Total=182 [2018-11-23 00:39:02,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-23 00:39:02,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-23 00:39:02,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-23 00:39:02,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-23 00:39:02,289 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 32 [2018-11-23 00:39:02,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 00:39:02,289 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 00:39:02,289 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-23 00:39:02,289 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 00:39:02,289 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 00:39:02,292 INFO L305 ceAbstractionStarter]: Did not count any witness invariants because Icfg is not BoogieIcfg [2018-11-23 00:39:02,293 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 12:39:02 BasicIcfg [2018-11-23 00:39:02,293 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 00:39:02,293 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 00:39:02,293 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 00:39:02,293 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 00:39:02,294 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:39:00" (3/4) ... [2018-11-23 00:39:02,296 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 00:39:02,301 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure P0 [2018-11-23 00:39:02,301 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure P1 [2018-11-23 00:39:02,301 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure P2 [2018-11-23 00:39:02,304 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2018-11-23 00:39:02,305 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-23 00:39:02,334 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_1273d91c-18c9-4c67-ab40-d3c8a441cfd0/bin-2019/uautomizer/witness.graphml [2018-11-23 00:39:02,334 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 00:39:02,335 INFO L168 Benchmark]: Toolchain (without parser) took 2349.82 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.5 MB). Free memory was 956.4 MB in the beginning and 809.4 MB in the end (delta: 147.1 MB). Peak memory consumption was 277.6 MB. Max. memory is 11.5 GB. [2018-11-23 00:39:02,336 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 00:39:02,336 INFO L168 Benchmark]: CACSL2BoogieTranslator took 358.56 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.5 MB). Free memory was 956.4 MB in the beginning and 1.1 GB in the end (delta: -143.2 MB). Peak memory consumption was 34.8 MB. Max. memory is 11.5 GB. [2018-11-23 00:39:02,336 INFO L168 Benchmark]: Boogie Procedure Inliner took 30.54 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 00:39:02,337 INFO L168 Benchmark]: Boogie Preprocessor took 18.09 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-11-23 00:39:02,337 INFO L168 Benchmark]: RCFGBuilder took 261.53 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 23.5 MB). Peak memory consumption was 23.5 MB. Max. memory is 11.5 GB. [2018-11-23 00:39:02,337 INFO L168 Benchmark]: TraceAbstraction took 1637.05 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 812.8 MB in the end (delta: 259.7 MB). Peak memory consumption was 259.7 MB. Max. memory is 11.5 GB. [2018-11-23 00:39:02,338 INFO L168 Benchmark]: Witness Printer took 41.17 ms. Allocated memory is still 1.2 GB. Free memory was 812.8 MB in the beginning and 809.4 MB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-11-23 00:39:02,342 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 358.56 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.5 MB). Free memory was 956.4 MB in the beginning and 1.1 GB in the end (delta: -143.2 MB). Peak memory consumption was 34.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 30.54 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 18.09 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 261.53 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 23.5 MB). Peak memory consumption was 23.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1637.05 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 812.8 MB in the end (delta: 259.7 MB). Peak memory consumption was 259.7 MB. Max. memory is 11.5 GB. * Witness Printer took 41.17 ms. Allocated memory is still 1.2 GB. Free memory was 812.8 MB in the beginning and 809.4 MB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 4]: 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 - StatisticsResult: Ultimate Automizer benchmark data CFG has 7 procedures, 70 locations, 1 error locations. SAFE Result, 1.5s OverallTime, 6 OverallIterations, 1 TraceHistogramMax, 0.6s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 367 SDtfs, 426 SDslu, 1425 SDs, 0 SdLazy, 257 SolverSat, 46 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 60 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2384occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 6 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 186 NumberOfCodeBlocks, 186 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 180 ConstructedInterpolants, 0 QuantifiedInterpolants, 16990 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...