./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/HeizmannHoenickeLeikePodelski-ATVA2013-Fig7.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_e8018dff-795f-4242-a4f6-1f6f84a97755/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_e8018dff-795f-4242-a4f6-1f6f84a97755/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_e8018dff-795f-4242-a4f6-1f6f84a97755/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_e8018dff-795f-4242-a4f6-1f6f84a97755/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/HeizmannHoenickeLeikePodelski-ATVA2013-Fig7.c -s /tmp/vcloud-vcloud-master/worker/run_dir_e8018dff-795f-4242-a4f6-1f6f84a97755/bin/utaipan/config/svcomp-Overflow-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_e8018dff-795f-4242-a4f6-1f6f84a97755/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3428809e66c8ffa9373e37ec3d02a46642c7f8bc ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW) --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-30 01:50:18,796 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 01:50:18,807 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 01:50:18,853 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 01:50:18,854 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 01:50:18,856 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 01:50:18,858 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 01:50:18,861 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 01:50:18,864 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 01:50:18,866 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 01:50:18,868 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 01:50:18,870 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 01:50:18,871 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 01:50:18,872 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 01:50:18,874 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 01:50:18,877 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 01:50:18,878 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 01:50:18,879 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 01:50:18,882 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 01:50:18,885 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 01:50:18,888 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 01:50:18,890 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 01:50:18,892 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 01:50:18,894 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 01:50:18,898 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 01:50:18,899 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 01:50:18,899 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 01:50:18,901 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 01:50:18,902 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 01:50:18,903 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 01:50:18,904 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 01:50:18,905 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 01:50:18,907 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 01:50:18,908 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 01:50:18,910 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 01:50:18,910 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 01:50:18,912 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 01:50:18,912 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 01:50:18,913 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 01:50:18,914 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 01:50:18,915 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 01:50:18,917 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_e8018dff-795f-4242-a4f6-1f6f84a97755/bin/utaipan/config/svcomp-Overflow-64bit-Taipan_Default.epf [2020-11-30 01:50:18,950 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 01:50:18,951 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 01:50:18,952 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-30 01:50:18,953 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-30 01:50:18,953 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-30 01:50:18,954 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-30 01:50:18,954 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-30 01:50:18,955 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-30 01:50:18,955 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-30 01:50:18,956 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-30 01:50:18,956 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-30 01:50:18,957 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-30 01:50:18,957 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-30 01:50:18,958 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-30 01:50:18,958 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-30 01:50:18,960 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 01:50:18,960 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-30 01:50:18,960 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 01:50:18,961 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 01:50:18,961 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 01:50:18,961 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 01:50:18,961 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 01:50:18,962 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2020-11-30 01:50:18,962 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 01:50:18,962 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 01:50:18,963 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 01:50:18,963 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 01:50:18,963 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 01:50:18,964 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-30 01:50:18,964 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 01:50:18,964 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 01:50:18,965 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 01:50:18,965 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 01:50:18,965 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-30 01:50:18,966 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-30 01:50:18,966 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 01:50:18,966 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 01:50:18,966 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-30 01:50:18,967 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_e8018dff-795f-4242-a4f6-1f6f84a97755/bin/utaipan/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_e8018dff-795f-4242-a4f6-1f6f84a97755/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3428809e66c8ffa9373e37ec3d02a46642c7f8bc [2020-11-30 01:50:19,317 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 01:50:19,350 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 01:50:19,353 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 01:50:19,355 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 01:50:19,356 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 01:50:19,357 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_e8018dff-795f-4242-a4f6-1f6f84a97755/bin/utaipan/../../sv-benchmarks/c/termination-crafted-lit/HeizmannHoenickeLeikePodelski-ATVA2013-Fig7.c [2020-11-30 01:50:19,455 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e8018dff-795f-4242-a4f6-1f6f84a97755/bin/utaipan/data/b282c5858/127ba001ad384a029240324f74db7098/FLAG3858596dd [2020-11-30 01:50:20,077 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 01:50:20,078 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_e8018dff-795f-4242-a4f6-1f6f84a97755/sv-benchmarks/c/termination-crafted-lit/HeizmannHoenickeLeikePodelski-ATVA2013-Fig7.c [2020-11-30 01:50:20,083 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e8018dff-795f-4242-a4f6-1f6f84a97755/bin/utaipan/data/b282c5858/127ba001ad384a029240324f74db7098/FLAG3858596dd [2020-11-30 01:50:20,460 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_e8018dff-795f-4242-a4f6-1f6f84a97755/bin/utaipan/data/b282c5858/127ba001ad384a029240324f74db7098 [2020-11-30 01:50:20,464 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 01:50:20,466 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 01:50:20,472 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 01:50:20,472 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 01:50:20,477 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 01:50:20,478 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:50:20" (1/1) ... [2020-11-30 01:50:20,482 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e9ada40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:50:20, skipping insertion in model container [2020-11-30 01:50:20,482 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:50:20" (1/1) ... [2020-11-30 01:50:20,493 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 01:50:20,512 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 01:50:20,677 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 01:50:20,683 INFO L203 MainTranslator]: Completed pre-run [2020-11-30 01:50:20,728 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 01:50:20,748 INFO L208 MainTranslator]: Completed translation [2020-11-30 01:50:20,749 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:50:20 WrapperNode [2020-11-30 01:50:20,749 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 01:50:20,751 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-30 01:50:20,751 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-30 01:50:20,751 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-30 01:50:20,760 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:50:20" (1/1) ... [2020-11-30 01:50:20,766 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:50:20" (1/1) ... [2020-11-30 01:50:20,789 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-30 01:50:20,790 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-30 01:50:20,790 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-30 01:50:20,790 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-30 01:50:20,801 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:50:20" (1/1) ... [2020-11-30 01:50:20,801 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:50:20" (1/1) ... [2020-11-30 01:50:20,803 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:50:20" (1/1) ... [2020-11-30 01:50:20,804 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:50:20" (1/1) ... [2020-11-30 01:50:20,809 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:50:20" (1/1) ... [2020-11-30 01:50:20,814 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:50:20" (1/1) ... [2020-11-30 01:50:20,815 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:50:20" (1/1) ... [2020-11-30 01:50:20,817 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-30 01:50:20,819 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-30 01:50:20,819 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-30 01:50:20,819 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-30 01:50:20,820 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:50:20" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e8018dff-795f-4242-a4f6-1f6f84a97755/bin/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 [2020-11-30 01:50:20,908 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-30 01:50:20,908 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-30 01:50:20,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-30 01:50:20,908 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-30 01:50:20,908 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-30 01:50:20,908 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-30 01:50:21,364 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-30 01:50:21,364 INFO L298 CfgBuilder]: Removed 6 assume(true) statements. [2020-11-30 01:50:21,367 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:50:21 BoogieIcfgContainer [2020-11-30 01:50:21,367 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-30 01:50:21,369 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-30 01:50:21,370 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-30 01:50:21,374 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-30 01:50:21,375 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.11 01:50:20" (1/3) ... [2020-11-30 01:50:21,375 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30b3cf65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 01:50:21, skipping insertion in model container [2020-11-30 01:50:21,376 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:50:20" (2/3) ... [2020-11-30 01:50:21,376 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30b3cf65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 01:50:21, skipping insertion in model container [2020-11-30 01:50:21,376 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:50:21" (3/3) ... [2020-11-30 01:50:21,378 INFO L111 eAbstractionObserver]: Analyzing ICFG HeizmannHoenickeLeikePodelski-ATVA2013-Fig7.c [2020-11-30 01:50:21,396 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-30 01:50:21,402 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 6 error locations. [2020-11-30 01:50:21,420 INFO L253 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2020-11-30 01:50:21,446 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-30 01:50:21,446 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-30 01:50:21,447 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-30 01:50:21,447 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-30 01:50:21,447 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-30 01:50:21,447 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-30 01:50:21,447 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-30 01:50:21,448 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-30 01:50:21,462 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states. [2020-11-30 01:50:21,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2020-11-30 01:50:21,468 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:50:21,468 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2020-11-30 01:50:21,469 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-11-30 01:50:21,476 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:50:21,476 INFO L82 PathProgramCache]: Analyzing trace with hash 2570507, now seen corresponding path program 1 times [2020-11-30 01:50:21,497 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-11-30 01:50:21,498 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [289776377] [2020-11-30 01:50:21,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:50:21,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:50:21,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:50:21,714 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [289776377] [2020-11-30 01:50:21,715 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:50:21,715 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 01:50:21,716 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [7193663] [2020-11-30 01:50:21,721 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-30 01:50:21,721 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-11-30 01:50:21,747 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-30 01:50:21,748 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-30 01:50:21,750 INFO L87 Difference]: Start difference. First operand 20 states. Second operand 4 states. [2020-11-30 01:50:21,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:50:21,851 INFO L93 Difference]: Finished difference Result 38 states and 43 transitions. [2020-11-30 01:50:21,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-30 01:50:21,854 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 4 [2020-11-30 01:50:21,854 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:50:21,865 INFO L225 Difference]: With dead ends: 38 [2020-11-30 01:50:21,865 INFO L226 Difference]: Without dead ends: 30 [2020-11-30 01:50:21,869 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-11-30 01:50:21,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2020-11-30 01:50:21,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 20. [2020-11-30 01:50:21,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2020-11-30 01:50:21,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 22 transitions. [2020-11-30 01:50:21,923 INFO L78 Accepts]: Start accepts. Automaton has 20 states and 22 transitions. Word has length 4 [2020-11-30 01:50:21,924 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:50:21,924 INFO L481 AbstractCegarLoop]: Abstraction has 20 states and 22 transitions. [2020-11-30 01:50:21,924 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-30 01:50:21,925 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 22 transitions. [2020-11-30 01:50:21,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-11-30 01:50:21,925 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:50:21,926 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2020-11-30 01:50:21,926 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-30 01:50:21,928 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-11-30 01:50:21,933 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:50:21,933 INFO L82 PathProgramCache]: Analyzing trace with hash -1824604071, now seen corresponding path program 1 times [2020-11-30 01:50:21,933 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-11-30 01:50:21,939 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1229047709] [2020-11-30 01:50:21,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:50:21,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:50:21,993 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:50:21,993 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1229047709] [2020-11-30 01:50:21,993 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:50:21,994 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 01:50:21,994 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1243632469] [2020-11-30 01:50:21,995 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:50:21,996 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-11-30 01:50:21,997 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:50:21,997 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:50:21,998 INFO L87 Difference]: Start difference. First operand 20 states and 22 transitions. Second operand 3 states. [2020-11-30 01:50:22,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:50:22,018 INFO L93 Difference]: Finished difference Result 30 states and 32 transitions. [2020-11-30 01:50:22,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:50:22,019 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 6 [2020-11-30 01:50:22,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:50:22,020 INFO L225 Difference]: With dead ends: 30 [2020-11-30 01:50:22,020 INFO L226 Difference]: Without dead ends: 20 [2020-11-30 01:50:22,022 INFO L677 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 [2020-11-30 01:50:22,023 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states. [2020-11-30 01:50:22,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 20. [2020-11-30 01:50:22,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2020-11-30 01:50:22,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 21 transitions. [2020-11-30 01:50:22,027 INFO L78 Accepts]: Start accepts. Automaton has 20 states and 21 transitions. Word has length 6 [2020-11-30 01:50:22,027 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:50:22,028 INFO L481 AbstractCegarLoop]: Abstraction has 20 states and 21 transitions. [2020-11-30 01:50:22,028 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:50:22,028 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 21 transitions. [2020-11-30 01:50:22,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-11-30 01:50:22,029 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:50:22,029 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1] [2020-11-30 01:50:22,029 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-30 01:50:22,029 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-11-30 01:50:22,030 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:50:22,030 INFO L82 PathProgramCache]: Analyzing trace with hash -731385565, now seen corresponding path program 1 times [2020-11-30 01:50:22,031 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-11-30 01:50:22,031 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1379430151] [2020-11-30 01:50:22,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:50:22,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:50:22,118 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:50:22,118 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1379430151] [2020-11-30 01:50:22,118 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1644525162] [2020-11-30 01:50:22,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e8018dff-795f-4242-a4f6-1f6f84a97755/bin/utaipan/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-30 01:50:22,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:50:22,198 INFO L263 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-30 01:50:22,204 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 01:50:22,307 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:50:22,307 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-30 01:50:22,418 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:50:22,419 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [203492807] [2020-11-30 01:50:22,453 INFO L159 IcfgInterpreter]: Started Sifa with 6 locations of interest [2020-11-30 01:50:22,453 INFO L166 IcfgInterpreter]: Building call graph [2020-11-30 01:50:22,460 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2020-11-30 01:50:22,468 INFO L176 IcfgInterpreter]: Starting interpretation [2020-11-30 01:50:22,469 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2020-11-30 01:50:23,330 INFO L180 IcfgInterpreter]: Interpretation finished [2020-11-30 01:50:23,716 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 43 [2020-11-30 01:50:23,889 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2020-11-30 01:50:23,890 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2020-11-30 01:50:23,890 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 11 [2020-11-30 01:50:23,890 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2029108295] [2020-11-30 01:50:23,891 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-11-30 01:50:23,891 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-11-30 01:50:23,892 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-11-30 01:50:23,893 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=218, Unknown=0, NotChecked=0, Total=272 [2020-11-30 01:50:23,893 INFO L87 Difference]: Start difference. First operand 20 states and 21 transitions. Second operand 12 states. [2020-11-30 01:50:24,167 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:50:24,167 INFO L93 Difference]: Finished difference Result 63 states and 69 transitions. [2020-11-30 01:50:24,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-11-30 01:50:24,168 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 7 [2020-11-30 01:50:24,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:50:24,170 INFO L225 Difference]: With dead ends: 63 [2020-11-30 01:50:24,170 INFO L226 Difference]: Without dead ends: 62 [2020-11-30 01:50:24,171 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 124 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=126, Invalid=426, Unknown=0, NotChecked=0, Total=552 [2020-11-30 01:50:24,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2020-11-30 01:50:24,177 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 28. [2020-11-30 01:50:24,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28 states. [2020-11-30 01:50:24,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 34 transitions. [2020-11-30 01:50:24,179 INFO L78 Accepts]: Start accepts. Automaton has 28 states and 34 transitions. Word has length 7 [2020-11-30 01:50:24,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:50:24,179 INFO L481 AbstractCegarLoop]: Abstraction has 28 states and 34 transitions. [2020-11-30 01:50:24,179 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-11-30 01:50:24,180 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 34 transitions. [2020-11-30 01:50:24,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-11-30 01:50:24,180 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:50:24,180 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1] [2020-11-30 01:50:24,408 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2020-11-30 01:50:24,409 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-11-30 01:50:24,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:50:24,409 INFO L82 PathProgramCache]: Analyzing trace with hash -1198115984, now seen corresponding path program 1 times [2020-11-30 01:50:24,410 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-11-30 01:50:24,410 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [712145833] [2020-11-30 01:50:24,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:50:24,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:50:24,504 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:50:24,504 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [712145833] [2020-11-30 01:50:24,504 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [519394938] [2020-11-30 01:50:24,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e8018dff-795f-4242-a4f6-1f6f84a97755/bin/utaipan/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-30 01:50:24,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:50:24,559 INFO L263 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-30 01:50:24,560 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 01:50:24,594 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:50:24,597 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-30 01:50:24,691 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:50:24,691 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2020-11-30 01:50:24,691 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [5] total 11 [2020-11-30 01:50:24,692 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1261110251] [2020-11-30 01:50:24,692 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-11-30 01:50:24,692 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-11-30 01:50:24,693 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-11-30 01:50:24,693 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2020-11-30 01:50:24,694 INFO L87 Difference]: Start difference. First operand 28 states and 34 transitions. Second operand 10 states. [2020-11-30 01:50:24,771 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:50:24,772 INFO L93 Difference]: Finished difference Result 28 states and 34 transitions. [2020-11-30 01:50:24,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-30 01:50:24,775 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 8 [2020-11-30 01:50:24,776 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:50:24,777 INFO L225 Difference]: With dead ends: 28 [2020-11-30 01:50:24,778 INFO L226 Difference]: Without dead ends: 27 [2020-11-30 01:50:24,778 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=58, Invalid=124, Unknown=0, NotChecked=0, Total=182 [2020-11-30 01:50:24,779 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2020-11-30 01:50:24,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2020-11-30 01:50:24,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2020-11-30 01:50:24,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 31 transitions. [2020-11-30 01:50:24,787 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 31 transitions. Word has length 8 [2020-11-30 01:50:24,787 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:50:24,787 INFO L481 AbstractCegarLoop]: Abstraction has 27 states and 31 transitions. [2020-11-30 01:50:24,788 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-11-30 01:50:24,788 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 31 transitions. [2020-11-30 01:50:24,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-11-30 01:50:24,789 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:50:24,789 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:50:25,009 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2020-11-30 01:50:25,010 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-11-30 01:50:25,010 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:50:25,011 INFO L82 PathProgramCache]: Analyzing trace with hash 1513214577, now seen corresponding path program 1 times [2020-11-30 01:50:25,011 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-11-30 01:50:25,011 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1371222699] [2020-11-30 01:50:25,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:50:25,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:50:25,076 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-11-30 01:50:25,077 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1371222699] [2020-11-30 01:50:25,077 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:50:25,077 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-30 01:50:25,078 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [771041013] [2020-11-30 01:50:25,078 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:50:25,078 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-11-30 01:50:25,079 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:50:25,079 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:50:25,079 INFO L87 Difference]: Start difference. First operand 27 states and 31 transitions. Second operand 3 states. [2020-11-30 01:50:25,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:50:25,136 INFO L93 Difference]: Finished difference Result 37 states and 41 transitions. [2020-11-30 01:50:25,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:50:25,137 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 9 [2020-11-30 01:50:25,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:50:25,138 INFO L225 Difference]: With dead ends: 37 [2020-11-30 01:50:25,138 INFO L226 Difference]: Without dead ends: 35 [2020-11-30 01:50:25,139 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:50:25,139 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2020-11-30 01:50:25,143 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 31. [2020-11-30 01:50:25,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31 states. [2020-11-30 01:50:25,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 35 transitions. [2020-11-30 01:50:25,144 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 35 transitions. Word has length 9 [2020-11-30 01:50:25,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:50:25,145 INFO L481 AbstractCegarLoop]: Abstraction has 31 states and 35 transitions. [2020-11-30 01:50:25,145 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:50:25,145 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 35 transitions. [2020-11-30 01:50:25,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-11-30 01:50:25,146 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:50:25,146 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:50:25,149 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2020-11-30 01:50:25,149 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-11-30 01:50:25,150 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:50:25,150 INFO L82 PathProgramCache]: Analyzing trace with hash -1794702509, now seen corresponding path program 1 times [2020-11-30 01:50:25,151 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-11-30 01:50:25,151 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [812391634] [2020-11-30 01:50:25,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:50:25,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 01:50:25,181 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 01:50:25,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 01:50:25,209 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 01:50:25,230 INFO L173 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2020-11-30 01:50:25,230 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-11-30 01:50:25,231 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2020-11-30 01:50:25,257 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.11 01:50:25 BoogieIcfgContainer [2020-11-30 01:50:25,257 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-30 01:50:25,258 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-30 01:50:25,258 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-30 01:50:25,258 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-30 01:50:25,259 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:50:21" (3/4) ... [2020-11-30 01:50:25,261 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2020-11-30 01:50:25,321 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_e8018dff-795f-4242-a4f6-1f6f84a97755/bin/utaipan/witness.graphml [2020-11-30 01:50:25,321 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-30 01:50:25,322 INFO L168 Benchmark]: Toolchain (without parser) took 4856.16 ms. Allocated memory was 90.2 MB in the beginning and 109.1 MB in the end (delta: 18.9 MB). Free memory was 60.3 MB in the beginning and 41.5 MB in the end (delta: 18.8 MB). Peak memory consumption was 37.2 MB. Max. memory is 16.1 GB. [2020-11-30 01:50:25,324 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 90.2 MB. Free memory was 44.8 MB in the beginning and 44.7 MB in the end (delta: 50.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 01:50:25,325 INFO L168 Benchmark]: CACSL2BoogieTranslator took 277.35 ms. Allocated memory is still 90.2 MB. Free memory was 60.1 MB in the beginning and 67.8 MB in the end (delta: -7.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-30 01:50:25,326 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.82 ms. Allocated memory is still 90.2 MB. Free memory was 67.8 MB in the beginning and 66.4 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 01:50:25,327 INFO L168 Benchmark]: Boogie Preprocessor took 28.00 ms. Allocated memory is still 90.2 MB. Free memory was 66.4 MB in the beginning and 65.4 MB in the end (delta: 931.6 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-30 01:50:25,331 INFO L168 Benchmark]: RCFGBuilder took 548.75 ms. Allocated memory is still 90.2 MB. Free memory was 65.4 MB in the beginning and 50.5 MB in the end (delta: 15.0 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-11-30 01:50:25,332 INFO L168 Benchmark]: TraceAbstraction took 3888.26 ms. Allocated memory was 90.2 MB in the beginning and 109.1 MB in the end (delta: 18.9 MB). Free memory was 49.9 MB in the beginning and 43.6 MB in the end (delta: 6.3 MB). Peak memory consumption was 27.7 MB. Max. memory is 16.1 GB. [2020-11-30 01:50:25,334 INFO L168 Benchmark]: Witness Printer took 62.92 ms. Allocated memory is still 109.1 MB. Free memory was 43.6 MB in the beginning and 41.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-30 01:50:25,337 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 90.2 MB. Free memory was 44.8 MB in the beginning and 44.7 MB in the end (delta: 50.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 277.35 ms. Allocated memory is still 90.2 MB. Free memory was 60.1 MB in the beginning and 67.8 MB in the end (delta: -7.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 37.82 ms. Allocated memory is still 90.2 MB. Free memory was 67.8 MB in the beginning and 66.4 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 28.00 ms. Allocated memory is still 90.2 MB. Free memory was 66.4 MB in the beginning and 65.4 MB in the end (delta: 931.6 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 548.75 ms. Allocated memory is still 90.2 MB. Free memory was 65.4 MB in the beginning and 50.5 MB in the end (delta: 15.0 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * TraceAbstraction took 3888.26 ms. Allocated memory was 90.2 MB in the beginning and 109.1 MB in the end (delta: 18.9 MB). Free memory was 49.9 MB in the beginning and 43.6 MB in the end (delta: 6.3 MB). Peak memory consumption was 27.7 MB. Max. memory is 16.1 GB. * Witness Printer took 62.92 ms. Allocated memory is still 109.1 MB. Free memory was 43.6 MB in the beginning and 41.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 26]: integer overflow possible integer overflow possible We found a FailurePath: [L12] int a_length = __VERIFIER_nondet_int(); [L13] COND FALSE !(a_length < 1) [L16] int a[a_length]; [L17] int j = 0; [L17] COND TRUE j < a_length [L18] a[j] = __VERIFIER_nondet_int() [L17] j++ [L17] COND FALSE !(j < a_length) [L20] int offset = 1; [L21] int i = 0; [L22] COND TRUE i < a_length [L23] EXPR a[i] [L23] COND FALSE !(a[i] < 0) [L26] EXPR i + offset [L26] EXPR a[i] [L26] i + offset + a[i] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 20 locations, 6 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 3.7s, OverallIterations: 6, TraceHistogramMax: 2, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 72 SDtfs, 123 SDslu, 141 SDs, 0 SdLazy, 104 SolverSat, 15 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 61 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 133 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=31occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 48 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 60 NumberOfCodeBlocks, 60 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 55 ConstructedInterpolants, 0 QuantifiedInterpolants, 1055 SizeOfPredicates, 4 NumberOfNonLiveVariables, 77 ConjunctsInSsa, 10 ConjunctsInUnsatCore, 9 InterpolantComputations, 5 PerfectInterpolantSequences, 7/16 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...