./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/xcsp/CostasArray-13.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_131a96a4-6394-4ace-8e95-7bff7b92fe0a/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_131a96a4-6394-4ace-8e95-7bff7b92fe0a/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_131a96a4-6394-4ace-8e95-7bff7b92fe0a/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_131a96a4-6394-4ace-8e95-7bff7b92fe0a/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/xcsp/CostasArray-13.c -s /tmp/vcloud-vcloud-master/worker/run_dir_131a96a4-6394-4ace-8e95-7bff7b92fe0a/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_131a96a4-6394-4ace-8e95-7bff7b92fe0a/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 40e28710b7c9edffefeefc89663626a58e0b2456 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 0.2.0-a4ecdab [2020-11-30 02:45:11,867 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 02:45:11,871 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 02:45:11,951 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 02:45:11,952 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 02:45:11,961 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 02:45:11,965 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 02:45:11,971 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 02:45:11,982 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 02:45:11,996 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 02:45:11,998 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 02:45:12,001 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 02:45:12,002 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 02:45:12,007 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 02:45:12,009 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 02:45:12,011 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 02:45:12,013 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 02:45:12,015 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 02:45:12,024 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 02:45:12,033 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 02:45:12,037 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 02:45:12,039 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 02:45:12,043 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 02:45:12,045 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 02:45:12,052 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 02:45:12,053 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 02:45:12,054 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 02:45:12,056 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 02:45:12,057 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 02:45:12,059 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 02:45:12,060 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 02:45:12,061 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 02:45:12,064 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 02:45:12,066 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 02:45:12,068 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 02:45:12,068 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 02:45:12,070 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 02:45:12,070 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 02:45:12,071 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 02:45:12,072 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 02:45:12,073 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 02:45:12,077 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_131a96a4-6394-4ace-8e95-7bff7b92fe0a/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2020-11-30 02:45:12,131 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 02:45:12,131 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 02:45:12,133 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-30 02:45:12,133 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-30 02:45:12,133 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-30 02:45:12,134 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-30 02:45:12,134 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-30 02:45:12,134 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-30 02:45:12,135 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-30 02:45:12,135 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-30 02:45:12,136 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-30 02:45:12,137 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-30 02:45:12,137 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-30 02:45:12,137 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-30 02:45:12,137 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-30 02:45:12,138 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 02:45:12,139 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-30 02:45:12,139 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 02:45:12,139 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-30 02:45:12,140 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 02:45:12,140 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 02:45:12,140 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 02:45:12,140 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 02:45:12,141 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-30 02:45:12,141 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-30 02:45:12,141 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 02:45:12,142 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 02:45:12,142 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 02:45:12,142 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 02:45:12,144 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 02:45:12,144 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-30 02:45:12,145 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 02:45:12,145 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 02:45:12,146 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 02:45:12,146 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 02:45:12,146 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-30 02:45:12,146 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-30 02:45:12,147 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 02:45:12,147 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 02:45:12,147 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-30 02:45:12,148 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_131a96a4-6394-4ace-8e95-7bff7b92fe0a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_131a96a4-6394-4ace-8e95-7bff7b92fe0a/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 40e28710b7c9edffefeefc89663626a58e0b2456 [2020-11-30 02:45:12,504 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 02:45:12,532 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 02:45:12,552 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 02:45:12,554 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 02:45:12,555 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 02:45:12,556 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_131a96a4-6394-4ace-8e95-7bff7b92fe0a/bin/utaipan/../../sv-benchmarks/c/xcsp/CostasArray-13.c [2020-11-30 02:45:12,634 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_131a96a4-6394-4ace-8e95-7bff7b92fe0a/bin/utaipan/data/05a6c7789/ed9b2c7b32984ab4b8fa773c53e72390/FLAG8075083e2 [2020-11-30 02:45:13,394 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 02:45:13,395 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_131a96a4-6394-4ace-8e95-7bff7b92fe0a/sv-benchmarks/c/xcsp/CostasArray-13.c [2020-11-30 02:45:13,407 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_131a96a4-6394-4ace-8e95-7bff7b92fe0a/bin/utaipan/data/05a6c7789/ed9b2c7b32984ab4b8fa773c53e72390/FLAG8075083e2 [2020-11-30 02:45:13,607 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_131a96a4-6394-4ace-8e95-7bff7b92fe0a/bin/utaipan/data/05a6c7789/ed9b2c7b32984ab4b8fa773c53e72390 [2020-11-30 02:45:13,610 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 02:45:13,614 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 02:45:13,619 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 02:45:13,620 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 02:45:13,624 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 02:45:13,626 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 02:45:13" (1/1) ... [2020-11-30 02:45:13,629 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@115e9c0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:45:13, skipping insertion in model container [2020-11-30 02:45:13,629 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 02:45:13" (1/1) ... [2020-11-30 02:45:13,638 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 02:45:13,718 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 02:45:14,248 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 02:45:14,259 INFO L203 MainTranslator]: Completed pre-run [2020-11-30 02:45:14,422 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 02:45:14,440 INFO L208 MainTranslator]: Completed translation [2020-11-30 02:45:14,441 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:45:14 WrapperNode [2020-11-30 02:45:14,441 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 02:45:14,442 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-30 02:45:14,443 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-30 02:45:14,443 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-30 02:45:14,468 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:45:14" (1/1) ... [2020-11-30 02:45:14,508 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:45:14" (1/1) ... [2020-11-30 02:45:14,851 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-30 02:45:14,852 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-30 02:45:14,852 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-30 02:45:14,852 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-30 02:45:14,863 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:45:14" (1/1) ... [2020-11-30 02:45:14,864 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:45:14" (1/1) ... [2020-11-30 02:45:14,909 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:45:14" (1/1) ... [2020-11-30 02:45:14,916 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:45:14" (1/1) ... [2020-11-30 02:45:15,005 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:45:14" (1/1) ... [2020-11-30 02:45:15,042 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:45:14" (1/1) ... [2020-11-30 02:45:15,053 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:45:14" (1/1) ... [2020-11-30 02:45:15,072 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-30 02:45:15,073 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-30 02:45:15,075 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-30 02:45:15,075 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-30 02:45:15,078 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:45:14" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_131a96a4-6394-4ace-8e95-7bff7b92fe0a/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 02:45:15,183 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-30 02:45:15,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-30 02:45:15,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-30 02:45:15,183 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-30 02:45:47,105 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-30 02:45:47,105 INFO L298 CfgBuilder]: Removed 1386 assume(true) statements. [2020-11-30 02:45:47,113 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 02:45:47 BoogieIcfgContainer [2020-11-30 02:45:47,113 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-30 02:45:47,116 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-30 02:45:47,116 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-30 02:45:47,121 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-30 02:45:47,121 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.11 02:45:13" (1/3) ... [2020-11-30 02:45:47,122 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4fcf4a49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 02:45:47, skipping insertion in model container [2020-11-30 02:45:47,123 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:45:14" (2/3) ... [2020-11-30 02:45:47,123 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4fcf4a49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 02:45:47, skipping insertion in model container [2020-11-30 02:45:47,123 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 02:45:47" (3/3) ... [2020-11-30 02:45:47,125 INFO L111 eAbstractionObserver]: Analyzing ICFG CostasArray-13.c [2020-11-30 02:45:47,139 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-30 02:45:47,149 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-11-30 02:45:47,161 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-11-30 02:45:47,184 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-30 02:45:47,185 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-30 02:45:47,185 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-30 02:45:47,185 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-30 02:45:47,185 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-30 02:45:47,186 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-30 02:45:47,186 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-30 02:45:47,186 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-30 02:45:47,201 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states. [2020-11-30 02:45:47,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2020-11-30 02:45:47,207 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 02:45:47,208 INFO L422 BasicCegarLoop]: trace histogram [1, 1] [2020-11-30 02:45:47,208 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 02:45:47,215 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 02:45:47,216 INFO L82 PathProgramCache]: Analyzing trace with hash 220034, now seen corresponding path program 1 times [2020-11-30 02:45:47,229 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-11-30 02:45:47,230 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1834456700] [2020-11-30 02:45:47,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 02:49:08,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 02:49:08,725 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 02:55:15,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 02:55:15,089 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 02:55:15,175 INFO L173 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2020-11-30 02:55:15,176 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-11-30 02:55:15,176 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-30 02:55:15,338 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.11 02:55:15 BoogieIcfgContainer [2020-11-30 02:55:15,338 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-30 02:55:15,339 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-30 02:55:15,339 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-30 02:55:15,339 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-30 02:55:15,340 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 02:45:47" (3/4) ... [2020-11-30 02:55:15,343 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2020-11-30 02:55:15,503 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_131a96a4-6394-4ace-8e95-7bff7b92fe0a/bin/utaipan/witness.graphml [2020-11-30 02:55:15,503 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-30 02:55:15,505 INFO L168 Benchmark]: Toolchain (without parser) took 601890.47 ms. Allocated memory was 90.2 MB in the beginning and 3.6 GB in the end (delta: 3.5 GB). Free memory was 54.3 MB in the beginning and 2.5 GB in the end (delta: -2.5 GB). Peak memory consumption was 1.1 GB. Max. memory is 16.1 GB. [2020-11-30 02:55:15,506 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 90.2 MB. Free memory is still 71.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 02:55:15,506 INFO L168 Benchmark]: CACSL2BoogieTranslator took 822.78 ms. Allocated memory is still 90.2 MB. Free memory was 54.1 MB in the beginning and 51.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-30 02:55:15,507 INFO L168 Benchmark]: Boogie Procedure Inliner took 408.64 ms. Allocated memory was 90.2 MB in the beginning and 121.6 MB in the end (delta: 31.5 MB). Free memory was 51.9 MB in the beginning and 66.0 MB in the end (delta: -14.0 MB). Peak memory consumption was 33.9 MB. Max. memory is 16.1 GB. [2020-11-30 02:55:15,507 INFO L168 Benchmark]: Boogie Preprocessor took 220.27 ms. Allocated memory is still 121.6 MB. Free memory was 66.0 MB in the beginning and 52.8 MB in the end (delta: 13.2 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-11-30 02:55:15,508 INFO L168 Benchmark]: RCFGBuilder took 32040.29 ms. Allocated memory was 121.6 MB in the beginning and 1.6 GB in the end (delta: 1.5 GB). Free memory was 52.8 MB in the beginning and 1.2 GB in the end (delta: -1.2 GB). Peak memory consumption was 440.0 MB. Max. memory is 16.1 GB. [2020-11-30 02:55:15,508 INFO L168 Benchmark]: TraceAbstraction took 568222.49 ms. Allocated memory was 1.6 GB in the beginning and 3.6 GB in the end (delta: 2.0 GB). Free memory was 1.2 GB in the beginning and 2.5 GB in the end (delta: -1.3 GB). Peak memory consumption was 2.2 GB. Max. memory is 16.1 GB. [2020-11-30 02:55:15,508 INFO L168 Benchmark]: Witness Printer took 164.46 ms. Allocated memory is still 3.6 GB. Free memory was 2.5 GB in the beginning and 2.5 GB in the end (delta: 9.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-30 02:55:15,511 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 90.2 MB. Free memory is still 71.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 822.78 ms. Allocated memory is still 90.2 MB. Free memory was 54.1 MB in the beginning and 51.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 408.64 ms. Allocated memory was 90.2 MB in the beginning and 121.6 MB in the end (delta: 31.5 MB). Free memory was 51.9 MB in the beginning and 66.0 MB in the end (delta: -14.0 MB). Peak memory consumption was 33.9 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 220.27 ms. Allocated memory is still 121.6 MB. Free memory was 66.0 MB in the beginning and 52.8 MB in the end (delta: 13.2 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * RCFGBuilder took 32040.29 ms. Allocated memory was 121.6 MB in the beginning and 1.6 GB in the end (delta: 1.5 GB). Free memory was 52.8 MB in the beginning and 1.2 GB in the end (delta: -1.2 GB). Peak memory consumption was 440.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 568222.49 ms. Allocated memory was 1.6 GB in the beginning and 3.6 GB in the end (delta: 2.0 GB). Free memory was 1.2 GB in the beginning and 2.5 GB in the end (delta: -1.3 GB). Peak memory consumption was 2.2 GB. Max. memory is 16.1 GB. * Witness Printer took 164.46 ms. Allocated memory is still 3.6 GB. Free memory was 2.5 GB in the beginning and 2.5 GB in the end (delta: 9.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 16]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L22] int cond0; [L23] int dummy = 0; [L24] int N; [L25] int var0; [L26] var0 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L29] int var1; [L30] var1 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L33] int var2; [L34] var2 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L37] int var3; [L38] var3 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L41] int var4; [L42] var4 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L45] int var5; [L46] var5 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L49] int var6; [L50] var6 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L53] int var7; [L54] var7 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L57] int var8; [L58] var8 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L61] int var9; [L62] var9 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L65] int var10; [L66] var10 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L69] int var11; [L70] var11 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L73] int var12; [L74] var12 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L77] int var13; [L78] var13 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L82] int var14; [L83] var14 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L87] int var15; [L88] var15 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L92] int var16; [L93] var16 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L97] int var17; [L98] var17 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L102] int var18; [L103] var18 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L107] int var19; [L108] var19 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L112] int var20; [L113] var20 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L117] int var21; [L118] var21 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L122] int var22; [L123] var22 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L127] int var23; [L128] var23 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L132] int var24; [L133] var24 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L137] int var25; [L138] var25 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L142] int var26; [L143] var26 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L147] int var27; [L148] var27 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L152] int var28; [L153] var28 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L157] int var29; [L158] var29 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L162] int var30; [L163] var30 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L167] int var31; [L168] var31 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L172] int var32; [L173] var32 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L177] int var33; [L178] var33 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L182] int var34; [L183] var34 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L187] int var35; [L188] var35 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L192] int var36; [L193] var36 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L197] int var37; [L198] var37 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L202] int var38; [L203] var38 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L207] int var39; [L208] var39 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L212] int var40; [L213] var40 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L217] int var41; [L218] var41 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L222] int var42; [L223] var42 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L227] int var43; [L228] var43 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L232] int var44; [L233] var44 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L237] int var45; [L238] var45 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L242] int var46; [L243] var46 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L247] int var47; [L248] var47 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L252] int var48; [L253] var48 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L257] int var49; [L258] var49 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L262] int var50; [L263] var50 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L267] int var51; [L268] var51 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L272] int var52; [L273] var52 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L277] int var53; [L278] var53 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L282] int var54; [L283] var54 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L287] int var55; [L288] var55 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L292] int var56; [L293] var56 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L297] int var57; [L298] var57 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L302] int var58; [L303] var58 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L307] int var59; [L308] var59 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L312] int var60; [L313] var60 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L317] int var61; [L318] var61 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L322] int var62; [L323] var62 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L327] int var63; [L328] var63 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L332] int var64; [L333] var64 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L337] int var65; [L338] var65 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L342] int var66; [L343] var66 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L347] int var67; [L348] var67 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L352] int var68; [L353] var68 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L357] int var69; [L358] var69 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L362] int var70; [L363] var70 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L367] int var71; [L368] var71 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L372] int var72; [L373] var72 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L377] int var73; [L378] var73 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L382] int var74; [L383] var74 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L387] int var75; [L388] var75 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L392] int var76; [L393] var76 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L397] int var77; [L398] var77 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L402] int var78; [L403] var78 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L407] int var79; [L408] var79 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L412] int var80; [L413] var80 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L417] int var81; [L418] var81 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L422] int var82; [L423] var82 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L427] int var83; [L428] var83 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L432] int var84; [L433] var84 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L437] int var85; [L438] var85 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L442] int var86; [L443] var86 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L447] int var87; [L448] var87 = __VERIFIER_nondet_int() [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L452] int myvar0 = 1; [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L18] COND FALSE !(!cond) [L16] __assert_fail("0", "CostasArray-13.c", 5, "reach_error") - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 4 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 567.9s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 201.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 2 NumberOfCodeBlocks, 2 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 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...