./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/forester-heap/sll-token_false-unreach-call_false-valid-memcleanup.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_8152ac67-f37d-4378-b940-ecd896b76414/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_8152ac67-f37d-4378-b940-ecd896b76414/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_8152ac67-f37d-4378-b940-ecd896b76414/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_8152ac67-f37d-4378-b940-ecd896b76414/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/forester-heap/sll-token_false-unreach-call_false-valid-memcleanup.i -s /tmp/vcloud-vcloud-master/worker/working_dir_8152ac67-f37d-4378-b940-ecd896b76414/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_8152ac67-f37d-4378-b940-ecd896b76414/bin-2019/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 60dcf5da7f0124de96473d8010137f60c5cb2803 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-27 00:39:58,687 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 00:39:58,688 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 00:39:58,700 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 00:39:58,700 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 00:39:58,701 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 00:39:58,702 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 00:39:58,703 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 00:39:58,704 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 00:39:58,705 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 00:39:58,705 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 00:39:58,705 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 00:39:58,706 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 00:39:58,707 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 00:39:58,708 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 00:39:58,708 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 00:39:58,709 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 00:39:58,710 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 00:39:58,712 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 00:39:58,713 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 00:39:58,714 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 00:39:58,715 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 00:39:58,717 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 00:39:58,717 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 00:39:58,717 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 00:39:58,718 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 00:39:58,718 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 00:39:58,719 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 00:39:58,720 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 00:39:58,721 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 00:39:58,721 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 00:39:58,722 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 00:39:58,722 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 00:39:58,722 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 00:39:58,723 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 00:39:58,724 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 00:39:58,724 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_8152ac67-f37d-4378-b940-ecd896b76414/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 00:39:58,735 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 00:39:58,735 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 00:39:58,736 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 00:39:58,736 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 00:39:58,736 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 00:39:58,736 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 00:39:58,737 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 00:39:58,737 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 00:39:58,737 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 00:39:58,737 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 00:39:58,737 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 00:39:58,738 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 00:39:58,738 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 00:39:58,738 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 00:39:58,738 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 00:39:58,738 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 00:39:58,738 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 00:39:58,738 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 00:39:58,740 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 00:39:58,740 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 00:39:58,740 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 00:39:58,741 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 00:39:58,741 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 00:39:58,741 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 00:39:58,741 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 00:39:58,741 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 00:39:58,741 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 00:39:58,741 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 00:39:58,742 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 00:39:58,742 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 00:39:58,742 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 00:39:58,742 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 00:39:58,742 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 00:39:58,742 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 00:39:58,742 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_8152ac67-f37d-4378-b940-ecd896b76414/bin-2019/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 60dcf5da7f0124de96473d8010137f60c5cb2803 [2018-10-27 00:39:58,769 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 00:39:58,778 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 00:39:58,781 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 00:39:58,782 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 00:39:58,783 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 00:39:58,783 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_8152ac67-f37d-4378-b940-ecd896b76414/bin-2019/utaipan/../../sv-benchmarks/c/forester-heap/sll-token_false-unreach-call_false-valid-memcleanup.i [2018-10-27 00:39:58,827 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8152ac67-f37d-4378-b940-ecd896b76414/bin-2019/utaipan/data/14e567cb8/3c7465ae4bff44f68ca3193afd6f4b19/FLAG76aa27807 [2018-10-27 00:39:59,240 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 00:39:59,241 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_8152ac67-f37d-4378-b940-ecd896b76414/sv-benchmarks/c/forester-heap/sll-token_false-unreach-call_false-valid-memcleanup.i [2018-10-27 00:39:59,250 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8152ac67-f37d-4378-b940-ecd896b76414/bin-2019/utaipan/data/14e567cb8/3c7465ae4bff44f68ca3193afd6f4b19/FLAG76aa27807 [2018-10-27 00:39:59,263 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_8152ac67-f37d-4378-b940-ecd896b76414/bin-2019/utaipan/data/14e567cb8/3c7465ae4bff44f68ca3193afd6f4b19 [2018-10-27 00:39:59,265 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 00:39:59,267 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 00:39:59,268 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 00:39:59,268 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 00:39:59,271 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 00:39:59,272 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 12:39:59" (1/1) ... [2018-10-27 00:39:59,274 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2316549c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:39:59, skipping insertion in model container [2018-10-27 00:39:59,274 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 12:39:59" (1/1) ... [2018-10-27 00:39:59,283 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 00:39:59,319 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 00:39:59,553 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 00:39:59,565 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 00:39:59,615 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 00:39:59,652 INFO L193 MainTranslator]: Completed translation [2018-10-27 00:39:59,652 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:39:59 WrapperNode [2018-10-27 00:39:59,653 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 00:39:59,653 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 00:39:59,653 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 00:39:59,654 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 00:39:59,662 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:39:59" (1/1) ... [2018-10-27 00:39:59,677 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:39:59" (1/1) ... [2018-10-27 00:39:59,760 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 00:39:59,760 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 00:39:59,760 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 00:39:59,760 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 00:39:59,768 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:39:59" (1/1) ... [2018-10-27 00:39:59,768 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:39:59" (1/1) ... [2018-10-27 00:39:59,772 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:39:59" (1/1) ... [2018-10-27 00:39:59,773 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:39:59" (1/1) ... [2018-10-27 00:39:59,780 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:39:59" (1/1) ... [2018-10-27 00:39:59,785 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:39:59" (1/1) ... [2018-10-27 00:39:59,787 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:39:59" (1/1) ... [2018-10-27 00:39:59,790 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 00:39:59,791 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 00:39:59,791 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 00:39:59,791 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 00:39:59,792 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:39:59" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8152ac67-f37d-4378-b940-ecd896b76414/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 00:39:59,845 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 00:39:59,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 00:39:59,846 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 00:39:59,846 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 00:39:59,846 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 00:39:59,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 00:40:00,428 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 00:40:00,429 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 12:40:00 BoogieIcfgContainer [2018-10-27 00:40:00,429 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-27 00:40:00,430 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-27 00:40:00,430 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-27 00:40:00,433 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-27 00:40:00,433 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 12:39:59" (1/3) ... [2018-10-27 00:40:00,434 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5dc9ba8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 12:40:00, skipping insertion in model container [2018-10-27 00:40:00,434 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:39:59" (2/3) ... [2018-10-27 00:40:00,434 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5dc9ba8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 12:40:00, skipping insertion in model container [2018-10-27 00:40:00,434 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 12:40:00" (3/3) ... [2018-10-27 00:40:00,438 INFO L112 eAbstractionObserver]: Analyzing ICFG sll-token_false-unreach-call_false-valid-memcleanup.i [2018-10-27 00:40:00,445 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-27 00:40:00,451 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 6 error locations. [2018-10-27 00:40:00,462 INFO L257 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2018-10-27 00:40:00,490 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-27 00:40:00,490 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-27 00:40:00,490 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-27 00:40:00,490 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-27 00:40:00,490 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-27 00:40:00,490 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-27 00:40:00,490 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-27 00:40:00,490 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-27 00:40:00,510 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states. [2018-10-27 00:40:00,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-27 00:40:00,516 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 00:40:00,517 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 00:40:00,519 INFO L424 AbstractCegarLoop]: === Iteration 1 === [mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 00:40:00,525 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 00:40:00,526 INFO L82 PathProgramCache]: Analyzing trace with hash -1504952782, now seen corresponding path program 1 times [2018-10-27 00:40:00,528 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 00:40:00,578 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 00:40:00,579 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 00:40:00,579 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 00:40:00,579 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 00:40:00,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:40:00,668 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:40:00,670 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 00:40:00,670 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-27 00:40:00,670 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 00:40:00,675 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-10-27 00:40:00,687 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-10-27 00:40:00,687 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-10-27 00:40:00,690 INFO L87 Difference]: Start difference. First operand 54 states. Second operand 2 states. [2018-10-27 00:40:00,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 00:40:00,710 INFO L93 Difference]: Finished difference Result 102 states and 148 transitions. [2018-10-27 00:40:00,710 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-10-27 00:40:00,711 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 11 [2018-10-27 00:40:00,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 00:40:00,720 INFO L225 Difference]: With dead ends: 102 [2018-10-27 00:40:00,720 INFO L226 Difference]: Without dead ends: 48 [2018-10-27 00:40:00,723 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-10-27 00:40:00,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states. [2018-10-27 00:40:00,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 48. [2018-10-27 00:40:00,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2018-10-27 00:40:00,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 50 transitions. [2018-10-27 00:40:00,753 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 50 transitions. Word has length 11 [2018-10-27 00:40:00,754 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 00:40:00,754 INFO L481 AbstractCegarLoop]: Abstraction has 48 states and 50 transitions. [2018-10-27 00:40:00,754 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-10-27 00:40:00,754 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 50 transitions. [2018-10-27 00:40:00,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-27 00:40:00,754 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 00:40:00,756 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 00:40:00,756 INFO L424 AbstractCegarLoop]: === Iteration 2 === [mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 00:40:00,756 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 00:40:00,756 INFO L82 PathProgramCache]: Analyzing trace with hash -266784320, now seen corresponding path program 1 times [2018-10-27 00:40:00,756 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 00:40:00,758 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 00:40:00,758 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 00:40:00,758 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 00:40:00,758 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 00:40:00,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:40:00,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:40:00,894 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 00:40:00,894 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-27 00:40:00,894 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 00:40:00,895 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-27 00:40:00,896 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-27 00:40:00,896 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-27 00:40:00,896 INFO L87 Difference]: Start difference. First operand 48 states and 50 transitions. Second operand 3 states. [2018-10-27 00:40:01,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 00:40:01,011 INFO L93 Difference]: Finished difference Result 48 states and 50 transitions. [2018-10-27 00:40:01,012 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-27 00:40:01,012 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 12 [2018-10-27 00:40:01,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 00:40:01,013 INFO L225 Difference]: With dead ends: 48 [2018-10-27 00:40:01,013 INFO L226 Difference]: Without dead ends: 46 [2018-10-27 00:40:01,013 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-27 00:40:01,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2018-10-27 00:40:01,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 46. [2018-10-27 00:40:01,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 46 states. [2018-10-27 00:40:01,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 48 transitions. [2018-10-27 00:40:01,018 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 48 transitions. Word has length 12 [2018-10-27 00:40:01,018 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 00:40:01,018 INFO L481 AbstractCegarLoop]: Abstraction has 46 states and 48 transitions. [2018-10-27 00:40:01,018 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-27 00:40:01,018 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 48 transitions. [2018-10-27 00:40:01,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-27 00:40:01,019 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 00:40:01,019 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 00:40:01,019 INFO L424 AbstractCegarLoop]: === Iteration 3 === [mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 00:40:01,019 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 00:40:01,019 INFO L82 PathProgramCache]: Analyzing trace with hash 318390392, now seen corresponding path program 1 times [2018-10-27 00:40:01,020 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 00:40:01,021 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 00:40:01,021 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 00:40:01,021 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 00:40:01,021 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 00:40:01,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:40:01,152 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:40:01,152 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 00:40:01,152 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-27 00:40:01,152 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 00:40:01,155 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-27 00:40:01,155 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-27 00:40:01,155 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-10-27 00:40:01,155 INFO L87 Difference]: Start difference. First operand 46 states and 48 transitions. Second operand 4 states. [2018-10-27 00:40:01,304 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 00:40:01,304 INFO L93 Difference]: Finished difference Result 75 states and 78 transitions. [2018-10-27 00:40:01,306 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-27 00:40:01,306 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 13 [2018-10-27 00:40:01,306 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 00:40:01,307 INFO L225 Difference]: With dead ends: 75 [2018-10-27 00:40:01,307 INFO L226 Difference]: Without dead ends: 73 [2018-10-27 00:40:01,307 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-10-27 00:40:01,308 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2018-10-27 00:40:01,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 44. [2018-10-27 00:40:01,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44 states. [2018-10-27 00:40:01,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 46 transitions. [2018-10-27 00:40:01,313 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 46 transitions. Word has length 13 [2018-10-27 00:40:01,313 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 00:40:01,313 INFO L481 AbstractCegarLoop]: Abstraction has 44 states and 46 transitions. [2018-10-27 00:40:01,313 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-27 00:40:01,314 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 46 transitions. [2018-10-27 00:40:01,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-10-27 00:40:01,317 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 00:40:01,317 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 00:40:01,317 INFO L424 AbstractCegarLoop]: === Iteration 4 === [mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 00:40:01,317 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 00:40:01,317 INFO L82 PathProgramCache]: Analyzing trace with hash 1262223739, now seen corresponding path program 1 times [2018-10-27 00:40:01,317 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 00:40:01,319 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 00:40:01,319 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 00:40:01,319 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 00:40:01,319 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 00:40:01,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 00:40:01,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 00:40:01,409 INFO L442 BasicCegarLoop]: Counterexample might be feasible [2018-10-27 00:40:01,422 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:40:01,423 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:40:01,423 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:40:01,423 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:40:01,424 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:40:01,424 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:40:01,424 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:40:01,425 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:40:01,425 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:40:01,425 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:40:01,426 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:40:01,426 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:40:01,426 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:40:01,426 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:40:01,429 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:40:01,429 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:40:01,429 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:40:01,429 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:40:01,430 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:40:01,430 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:40:01,431 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:40:01,431 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:40:01,431 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:40:01,431 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:40:01,432 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:40:01,432 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:40:01,433 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:40:01,433 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:40:01,449 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 12:40:01 BoogieIcfgContainer [2018-10-27 00:40:01,449 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-27 00:40:01,450 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-27 00:40:01,450 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-27 00:40:01,450 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-27 00:40:01,450 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 12:40:00" (3/4) ... [2018-10-27 00:40:01,457 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-10-27 00:40:01,459 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:40:01,460 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:40:01,461 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:40:01,461 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:40:01,461 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:40:01,461 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:40:01,461 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:40:01,462 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:40:01,462 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:40:01,462 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:40:01,462 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:40:01,462 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:40:01,463 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:40:01,463 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:40:01,463 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:40:01,463 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:40:01,464 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:40:01,464 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:40:01,464 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:40:01,464 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:40:01,464 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:40:01,465 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:40:01,465 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:40:01,465 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:40:01,465 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:40:01,465 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:40:01,466 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:40:01,466 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 00:40:01,513 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_8152ac67-f37d-4378-b940-ecd896b76414/bin-2019/utaipan/witness.graphml [2018-10-27 00:40:01,514 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-27 00:40:01,514 INFO L168 Benchmark]: Toolchain (without parser) took 2248.44 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 957.7 MB in the beginning and 1.0 GB in the end (delta: -85.2 MB). Peak memory consumption was 55.8 MB. Max. memory is 11.5 GB. [2018-10-27 00:40:01,516 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 00:40:01,517 INFO L168 Benchmark]: CACSL2BoogieTranslator took 385.26 ms. Allocated memory is still 1.0 GB. Free memory was 957.7 MB in the beginning and 933.5 MB in the end (delta: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. [2018-10-27 00:40:01,517 INFO L168 Benchmark]: Boogie Procedure Inliner took 106.48 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 933.5 MB in the beginning and 1.1 GB in the end (delta: -204.2 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. [2018-10-27 00:40:01,518 INFO L168 Benchmark]: Boogie Preprocessor took 30.67 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-27 00:40:01,518 INFO L168 Benchmark]: RCFGBuilder took 638.20 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: 33.1 MB). Peak memory consumption was 33.1 MB. Max. memory is 11.5 GB. [2018-10-27 00:40:01,519 INFO L168 Benchmark]: TraceAbstraction took 1019.55 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 53.7 MB). Peak memory consumption was 53.7 MB. Max. memory is 11.5 GB. [2018-10-27 00:40:01,519 INFO L168 Benchmark]: Witness Printer took 64.03 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-27 00:40:01,522 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 385.26 ms. Allocated memory is still 1.0 GB. Free memory was 957.7 MB in the beginning and 933.5 MB in the end (delta: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 106.48 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 933.5 MB in the beginning and 1.1 GB in the end (delta: -204.2 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 30.67 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 638.20 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: 33.1 MB). Peak memory consumption was 33.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1019.55 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 53.7 MB). Peak memory consumption was 53.7 MB. Max. memory is 11.5 GB. * Witness Printer took 64.03 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 1020]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L992] EXPR, FCALL malloc(sizeof(SLL)) [L992] SLL* head = malloc(sizeof(SLL)); [L993] CALL head->next = ((void*)0) [L993] RET head->next = ((void*)0) [L994] CALL head->data = 0 [L994] RET head->data = 0 [L996] SLL* x = head; [L999] COND FALSE !(__VERIFIER_nondet_int()) [L1007] CALL x->data = 1 [L1007] RET x->data = 1 [L1008] EXPR, FCALL malloc(sizeof(SLL)) [L1008] CALL x->next = malloc(sizeof(SLL)) [L1008] RET x->next = malloc(sizeof(SLL)) [L1009] CALL, EXPR x->next [L1009] RET, EXPR x->next [L1009] CALL x->next->data = 2 [L1009] RET x->next->data = 2 [L1011] x = head [L1013] COND FALSE !(!(((void*)0) != x)) [L1013] COND FALSE !(0) [L1015] CALL, EXPR x->data [L1015] RET, EXPR x->data [L1015] COND FALSE !(1 != x->data) [L1020] CALL, EXPR x->data [L1020] RET, EXPR x->data [L1020] COND TRUE !(2 == x->data) [L1020] __VERIFIER_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 54 locations, 6 error locations. UNSAFE Result, 0.9s OverallTime, 4 OverallIterations, 1 TraceHistogramMax, 0.3s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 134 SDtfs, 87 SDslu, 62 SDs, 0 SdLazy, 39 SolverSat, 9 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 10 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=54occurred 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: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 29 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 55 NumberOfCodeBlocks, 55 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 33 ConstructedInterpolants, 0 QuantifiedInterpolants, 647 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...