./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem10_label46.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_fb999a1f-ec88-4343-bfe1-1b2fdcfcb9d0/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_fb999a1f-ec88-4343-bfe1-1b2fdcfcb9d0/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_fb999a1f-ec88-4343-bfe1-1b2fdcfcb9d0/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_fb999a1f-ec88-4343-bfe1-1b2fdcfcb9d0/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem10_label46.c -s /tmp/vcloud-vcloud-master/worker/run_dir_fb999a1f-ec88-4343-bfe1-1b2fdcfcb9d0/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_fb999a1f-ec88-4343-bfe1-1b2fdcfcb9d0/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 c6f6561f4b0a79bdec08c2e8bb87c04c8a7e3de7 ...................................................................................................................................................................................................................................................................................................................................................................................................... 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 [2020-11-22 12:54:08,167 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 12:54:08,171 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 12:54:08,279 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 12:54:08,280 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 12:54:08,286 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 12:54:08,303 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 12:54:08,308 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 12:54:08,312 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 12:54:08,319 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 12:54:08,321 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 12:54:08,323 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 12:54:08,324 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 12:54:08,329 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 12:54:08,331 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 12:54:08,333 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 12:54:08,334 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 12:54:08,339 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 12:54:08,343 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 12:54:08,352 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 12:54:08,355 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 12:54:08,357 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 12:54:08,360 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 12:54:08,361 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 12:54:08,373 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 12:54:08,374 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 12:54:08,374 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 12:54:08,378 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 12:54:08,379 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 12:54:08,381 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 12:54:08,382 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 12:54:08,384 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 12:54:08,387 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 12:54:08,389 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 12:54:08,391 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 12:54:08,392 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 12:54:08,393 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 12:54:08,394 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 12:54:08,394 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 12:54:08,396 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 12:54:08,397 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 12:54:08,401 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_fb999a1f-ec88-4343-bfe1-1b2fdcfcb9d0/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2020-11-22 12:54:08,455 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 12:54:08,456 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 12:54:08,458 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 12:54:08,458 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 12:54:08,459 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 12:54:08,459 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 12:54:08,459 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-22 12:54:08,460 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 12:54:08,460 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 12:54:08,460 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-22 12:54:08,462 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-22 12:54:08,462 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 12:54:08,463 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-22 12:54:08,463 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-22 12:54:08,463 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-22 12:54:08,464 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 12:54:08,465 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-22 12:54:08,465 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-22 12:54:08,465 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-22 12:54:08,465 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 12:54:08,466 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-22 12:54:08,466 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 12:54:08,466 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-22 12:54:08,467 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 12:54:08,467 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-22 12:54:08,467 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-22 12:54:08,468 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 12:54:08,468 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-22 12:54:08,468 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 12:54:08,471 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 12:54:08,471 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 12:54:08,471 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 12:54:08,472 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 12:54:08,472 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 12:54:08,473 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-22 12:54:08,473 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-22 12:54:08,473 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-22 12:54:08,473 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-22 12:54:08,474 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 12:54:08,474 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 12:54:08,474 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_fb999a1f-ec88-4343-bfe1-1b2fdcfcb9d0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_fb999a1f-ec88-4343-bfe1-1b2fdcfcb9d0/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c6f6561f4b0a79bdec08c2e8bb87c04c8a7e3de7 [2020-11-22 12:54:08,816 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 12:54:08,858 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 12:54:08,861 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 12:54:08,863 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 12:54:08,864 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 12:54:08,865 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_fb999a1f-ec88-4343-bfe1-1b2fdcfcb9d0/bin/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem10_label46.c [2020-11-22 12:54:08,971 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_fb999a1f-ec88-4343-bfe1-1b2fdcfcb9d0/bin/utaipan/data/1f5af0fe3/67abbb7fb00c4a33b268a7f3cbb2d8f5/FLAGe35b9bbe8 [2020-11-22 12:54:09,639 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 12:54:09,640 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_fb999a1f-ec88-4343-bfe1-1b2fdcfcb9d0/sv-benchmarks/c/eca-rers2012/Problem10_label46.c [2020-11-22 12:54:09,655 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_fb999a1f-ec88-4343-bfe1-1b2fdcfcb9d0/bin/utaipan/data/1f5af0fe3/67abbb7fb00c4a33b268a7f3cbb2d8f5/FLAGe35b9bbe8 [2020-11-22 12:54:09,848 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_fb999a1f-ec88-4343-bfe1-1b2fdcfcb9d0/bin/utaipan/data/1f5af0fe3/67abbb7fb00c4a33b268a7f3cbb2d8f5 [2020-11-22 12:54:09,853 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 12:54:09,857 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 12:54:09,862 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 12:54:09,864 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 12:54:09,869 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 12:54:09,871 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:54:09" (1/1) ... [2020-11-22 12:54:09,883 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d454162 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:54:09, skipping insertion in model container [2020-11-22 12:54:09,883 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:54:09" (1/1) ... [2020-11-22 12:54:09,895 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 12:54:09,982 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 12:54:10,600 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 12:54:10,612 INFO L203 MainTranslator]: Completed pre-run [2020-11-22 12:54:10,780 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 12:54:10,799 INFO L208 MainTranslator]: Completed translation [2020-11-22 12:54:10,800 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:54:10 WrapperNode [2020-11-22 12:54:10,800 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 12:54:10,802 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-22 12:54:10,802 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-22 12:54:10,802 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-22 12:54:10,812 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:54:10" (1/1) ... [2020-11-22 12:54:10,837 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:54:10" (1/1) ... [2020-11-22 12:54:10,909 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-22 12:54:10,910 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-22 12:54:10,910 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-22 12:54:10,910 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-22 12:54:10,921 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:54:10" (1/1) ... [2020-11-22 12:54:10,922 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:54:10" (1/1) ... [2020-11-22 12:54:10,929 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:54:10" (1/1) ... [2020-11-22 12:54:10,930 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:54:10" (1/1) ... [2020-11-22 12:54:10,962 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:54:10" (1/1) ... [2020-11-22 12:54:10,975 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:54:10" (1/1) ... [2020-11-22 12:54:10,983 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:54:10" (1/1) ... [2020-11-22 12:54:10,993 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-22 12:54:10,995 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-22 12:54:10,995 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-22 12:54:10,995 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-22 12:54:11,001 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:54:10" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_fb999a1f-ec88-4343-bfe1-1b2fdcfcb9d0/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 [2020-11-22 12:54:11,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-22 12:54:11,090 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-22 12:54:11,090 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-22 12:54:11,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-22 12:54:23,251 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-22 12:54:23,251 INFO L298 CfgBuilder]: Removed 9 assume(true) statements. [2020-11-22 12:54:23,254 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 12:54:23 BoogieIcfgContainer [2020-11-22 12:54:23,254 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-22 12:54:23,256 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-22 12:54:23,257 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-22 12:54:23,261 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-22 12:54:23,262 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 12:54:09" (1/3) ... [2020-11-22 12:54:23,263 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10f125bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 12:54:23, skipping insertion in model container [2020-11-22 12:54:23,263 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:54:10" (2/3) ... [2020-11-22 12:54:23,264 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10f125bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 12:54:23, skipping insertion in model container [2020-11-22 12:54:23,264 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 12:54:23" (3/3) ... [2020-11-22 12:54:23,266 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem10_label46.c [2020-11-22 12:54:23,280 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-22 12:54:23,286 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-11-22 12:54:23,302 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-11-22 12:54:23,332 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-22 12:54:23,333 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-22 12:54:23,333 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-22 12:54:23,333 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-22 12:54:23,333 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-22 12:54:23,334 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-22 12:54:23,334 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-22 12:54:23,334 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-22 12:54:23,350 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states. [2020-11-22 12:54:23,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2020-11-22 12:54:23,356 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 12:54:23,357 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2020-11-22 12:54:23,358 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 12:54:23,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 12:54:23,365 INFO L82 PathProgramCache]: Analyzing trace with hash 859452697, now seen corresponding path program 1 times [2020-11-22 12:54:23,377 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-11-22 12:54:23,378 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [828832181] [2020-11-22 12:54:23,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-22 12:54:23,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 12:54:23,670 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 12:54:23,671 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [828832181] [2020-11-22 12:54:23,672 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-22 12:54:23,673 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-22 12:54:23,674 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [969588481] [2020-11-22 12:54:23,680 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-22 12:54:23,681 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-11-22 12:54:23,701 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-22 12:54:23,702 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-22 12:54:23,705 INFO L87 Difference]: Start difference. First operand 9 states. Second operand 3 states. [2020-11-22 12:54:23,814 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 12:54:23,814 INFO L93 Difference]: Finished difference Result 23 states and 29 transitions. [2020-11-22 12:54:23,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-22 12:54:23,816 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 5 [2020-11-22 12:54:23,817 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 12:54:23,839 INFO L225 Difference]: With dead ends: 23 [2020-11-22 12:54:23,845 INFO L226 Difference]: Without dead ends: 11 [2020-11-22 12:54:23,851 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 [2020-11-22 12:54:23,878 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states. [2020-11-22 12:54:23,894 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 10. [2020-11-22 12:54:23,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2020-11-22 12:54:23,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 10 transitions. [2020-11-22 12:54:23,899 INFO L78 Accepts]: Start accepts. Automaton has 10 states and 10 transitions. Word has length 5 [2020-11-22 12:54:23,900 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 12:54:23,900 INFO L481 AbstractCegarLoop]: Abstraction has 10 states and 10 transitions. [2020-11-22 12:54:23,900 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-22 12:54:23,901 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 10 transitions. [2020-11-22 12:54:23,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-11-22 12:54:23,901 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 12:54:23,902 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1] [2020-11-22 12:54:23,902 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-22 12:54:23,903 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 12:54:23,907 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 12:54:23,908 INFO L82 PathProgramCache]: Analyzing trace with hash 974138916, now seen corresponding path program 1 times [2020-11-22 12:54:23,908 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-11-22 12:54:23,908 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [960565964] [2020-11-22 12:54:23,909 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-22 12:54:24,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-22 12:54:24,989 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-22 12:54:25,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-22 12:54:25,754 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-22 12:54:25,815 INFO L173 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2020-11-22 12:54:25,815 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-11-22 12:54:25,816 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-22 12:54:25,895 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 12:54:25 BoogieIcfgContainer [2020-11-22 12:54:25,899 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-22 12:54:25,900 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-22 12:54:25,900 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-22 12:54:25,901 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-22 12:54:25,901 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 12:54:23" (3/4) ... [2020-11-22 12:54:25,904 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2020-11-22 12:54:26,050 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_fb999a1f-ec88-4343-bfe1-1b2fdcfcb9d0/bin/utaipan/witness.graphml [2020-11-22 12:54:26,051 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-22 12:54:26,054 INFO L168 Benchmark]: Toolchain (without parser) took 16195.45 ms. Allocated memory was 102.8 MB in the beginning and 467.7 MB in the end (delta: 364.9 MB). Free memory was 69.0 MB in the beginning and 247.8 MB in the end (delta: -178.7 MB). Peak memory consumption was 185.0 MB. Max. memory is 16.1 GB. [2020-11-22 12:54:26,055 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 67.1 MB. Free memory was 29.2 MB in the beginning and 29.2 MB in the end (delta: 56.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 12:54:26,056 INFO L168 Benchmark]: CACSL2BoogieTranslator took 938.54 ms. Allocated memory is still 102.8 MB. Free memory was 68.8 MB in the beginning and 63.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-11-22 12:54:26,056 INFO L168 Benchmark]: Boogie Procedure Inliner took 107.16 ms. Allocated memory is still 102.8 MB. Free memory was 63.1 MB in the beginning and 55.4 MB in the end (delta: 7.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-22 12:54:26,058 INFO L168 Benchmark]: Boogie Preprocessor took 83.84 ms. Allocated memory is still 102.8 MB. Free memory was 55.4 MB in the beginning and 50.1 MB in the end (delta: 5.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-11-22 12:54:26,059 INFO L168 Benchmark]: RCFGBuilder took 12259.52 ms. Allocated memory was 102.8 MB in the beginning and 255.9 MB in the end (delta: 153.1 MB). Free memory was 50.1 MB in the beginning and 72.2 MB in the end (delta: -22.1 MB). Peak memory consumption was 143.6 MB. Max. memory is 16.1 GB. [2020-11-22 12:54:26,060 INFO L168 Benchmark]: TraceAbstraction took 2642.78 ms. Allocated memory was 255.9 MB in the beginning and 467.7 MB in the end (delta: 211.8 MB). Free memory was 72.2 MB in the beginning and 253.0 MB in the end (delta: -180.8 MB). Peak memory consumption was 31.0 MB. Max. memory is 16.1 GB. [2020-11-22 12:54:26,060 INFO L168 Benchmark]: Witness Printer took 151.28 ms. Allocated memory is still 467.7 MB. Free memory was 253.0 MB in the beginning and 247.8 MB in the end (delta: 5.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-22 12:54:26,063 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 67.1 MB. Free memory was 29.2 MB in the beginning and 29.2 MB in the end (delta: 56.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 938.54 ms. Allocated memory is still 102.8 MB. Free memory was 68.8 MB in the beginning and 63.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 107.16 ms. Allocated memory is still 102.8 MB. Free memory was 63.1 MB in the beginning and 55.4 MB in the end (delta: 7.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 83.84 ms. Allocated memory is still 102.8 MB. Free memory was 55.4 MB in the beginning and 50.1 MB in the end (delta: 5.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * RCFGBuilder took 12259.52 ms. Allocated memory was 102.8 MB in the beginning and 255.9 MB in the end (delta: 153.1 MB). Free memory was 50.1 MB in the beginning and 72.2 MB in the end (delta: -22.1 MB). Peak memory consumption was 143.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 2642.78 ms. Allocated memory was 255.9 MB in the beginning and 467.7 MB in the end (delta: 211.8 MB). Free memory was 72.2 MB in the beginning and 253.0 MB in the end (delta: -180.8 MB). Peak memory consumption was 31.0 MB. Max. memory is 16.1 GB. * Witness Printer took 151.28 ms. Allocated memory is still 467.7 MB. Free memory was 253.0 MB in the beginning and 247.8 MB in the end (delta: 5.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 12]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L17] int inputC = 3; [L18] int inputD = 4; [L19] int inputE = 5; [L20] int inputF = 6; [L21] int inputB = 2; [L24] int a1 = 23; [L25] int a19 = 9; [L26] int a10 = 0; [L27] int a12 = 0; [L28] int a4 = 14; [L589] int output = -1; VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L592] COND TRUE 1 [L595] int input; [L596] input = __VERIFIER_nondet_int() [L597] COND FALSE !((input != 2) && (input != 3) && (input != 4) && (input != 5) && (input != 6)) [L31] COND FALSE !((((((a10==4) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==8))) [L34] COND FALSE !((((((a10==2) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==8))) [L37] COND FALSE !((((((a10==0) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==6))) [L40] COND FALSE !((((((a10==2) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==8))) [L43] COND FALSE !((((((a10==4) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==6))) [L46] COND FALSE !((((((a10==2) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==7))) [L49] COND FALSE !((((((a10==3) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==6))) [L52] COND FALSE !((((((a10==4) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==8))) [L55] COND FALSE !((((((a10==1) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==7))) [L58] COND FALSE !((((((a10==2) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==7))) [L61] COND FALSE !((((((a10==1) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==7))) [L64] COND FALSE !((((((a10==0) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==8))) [L67] COND FALSE !((((((a10==4) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==8))) [L70] COND FALSE !((((((a10==2) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==8))) [L73] COND FALSE !((((((a10==0) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==8))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L76] COND FALSE !((((((a10==1) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==8))) VAL [a1=23, a10=0, a12=0, a19=9, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L79] COND FALSE !((((((a10==2) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==8))) [L82] COND FALSE !((((((a10==4) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==8))) [L85] COND FALSE !((((((a10==1) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==6))) [L88] COND FALSE !((((((a10==3) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==7))) [L91] COND FALSE !((((((a10==0) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==8))) [L94] COND FALSE !((((((a10==0) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==7))) [L97] COND FALSE !((((((a10==0) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==7))) [L100] COND FALSE !((((((a10==0) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==7))) [L103] COND FALSE !((((((a10==4) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==6))) [L106] COND FALSE !((((((a10==3) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==6))) [L109] COND FALSE !((((((a10==4) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==7))) [L112] COND FALSE !((((((a10==4) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==6))) [L115] COND FALSE !((((((a10==2) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==7))) [L118] COND FALSE !((((((a10==1) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==8))) [L121] COND FALSE !((((((a10==1) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==6))) [L124] COND FALSE !((((((a10==0) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==7))) [L127] COND FALSE !((((((a10==1) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==8))) [L130] COND FALSE !((((((a10==4) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==7))) [L133] COND FALSE !((((((a10==2) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==6))) [L136] COND FALSE !((((((a10==3) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==8))) [L139] COND FALSE !((((((a10==3) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==8))) [L142] COND FALSE !((((((a10==3) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==7))) [L145] COND FALSE !((((((a10==3) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==7))) [L148] COND FALSE !((((((a10==2) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==6))) [L151] COND FALSE !((((((a10==1) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==7))) [L154] COND FALSE !((((((a10==0) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==6))) [L157] COND FALSE !((((((a10==2) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==6))) [L160] COND FALSE !((((((a10==0) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==8))) [L163] COND FALSE !((((((a10==3) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==8))) [L166] COND FALSE !((((((a10==4) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==7))) [L169] COND FALSE !((((((a10==1) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==6))) [L172] COND FALSE !((((((a10==0) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==6))) [L175] COND FALSE !((((((a10==4) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==7))) [L178] COND FALSE !((((((a10==3) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==6))) [L181] COND FALSE !((((((a10==2) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==6))) [L184] COND FALSE !((((((a10==1) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==8))) [L187] COND FALSE !((((((a10==4) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==6))) [L190] COND FALSE !((((((a10==0) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==6))) [L193] COND FALSE !((((((a10==2) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==7))) [L196] COND FALSE !((((((a10==3) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==6))) [L199] COND FALSE !((((((a10==3) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==8))) [L202] COND FALSE !((((((a10==3) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==7))) [L205] COND FALSE !((((((a10==1) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==7))) [L208] COND FALSE !((((((a10==0) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==9))) [L211] COND FALSE !((((((a10==1) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==6))) [L215] COND FALSE !((((a10==4) && ( 218 < a1 && (((input == 4) && (a12==0)) && (a4==14)))) && (a19==9))) [L220] COND FALSE !(((a4==14) && (((a12==0) && ((( ((-13 < a1) && (38 >= a1)) || ((38 < a1) && (218 >= a1)) ) && (input == 4)) && (a19==9))) && (a10==0)))) [L225] COND FALSE !(((((a4==14) && ((a19==10) && ((a10==1) && (input == 2)))) && (a12==0)) && 218 < a1 )) [L230] COND FALSE !(((a12==0) && ((a19==9) && ((a10==1) && (( 218 < a1 && (input == 3)) && (a4==14)))))) [L235] COND FALSE !(((a19==10) && (((a4==14) && (((((a10==0) && ((38 < a1) && (218 >= a1)) ) || ((a10==0) && 218 < a1 )) || ((a10==1) && a1 <= -13 )) && (input == 5))) && (a12==0)))) [L241] COND FALSE !(((a12==0) && ((a19==9) && (((a4==14) && ((input == 2) && ( ((-13 < a1) && (38 >= a1)) || ((38 < a1) && (218 >= a1)) ))) && (a10==3))))) [L246] COND FALSE !(((a12==0) && ((((a4==14) && ((input == 3) && ( a1 <= -13 || ((-13 < a1) && (38 >= a1)) ))) && (a10==2)) && (a19==9)))) [L249] COND FALSE !((((a12==0) && ( ((-13 < a1) && (38 >= a1)) && (((input == 3) && (a19==10)) && (a4==14)))) && (a10==1))) [L254] COND FALSE !((((a19==9) && (((input == 6) && (( 218 < a1 && (a10==0)) || ( a1 <= -13 && (a10==1)))) && (a4==14))) && (a12==0))) [L259] COND FALSE !(( ((38 < a1) && (218 >= a1)) && (((a4==14) && ((a19==10) && ((a10==1) && (input == 4)))) && (a12==0)))) [L264] COND TRUE (((a4==14) && (((( ((-13 < a1) && (38 >= a1)) || ((38 < a1) && (218 >= a1)) ) && (input == 5)) && (a19==9)) && (a12==0))) && (a10==0)) [L265] a1 = (((a1 / 5) + 110755) + 220746) [L266] a10 = 1 [L267] a19 = 8 [L269] return -1; [L600] output = calculate_output(input) [L592] COND TRUE 1 [L595] int input; [L596] input = __VERIFIER_nondet_int() [L597] COND FALSE !((input != 2) && (input != 3) && (input != 4) && (input != 5) && (input != 6)) [L31] COND FALSE !((((((a10==4) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==8))) [L34] COND FALSE !((((((a10==2) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==8))) [L37] COND FALSE !((((((a10==0) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==6))) [L40] COND FALSE !((((((a10==2) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==8))) [L43] COND FALSE !((((((a10==4) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==6))) [L46] COND FALSE !((((((a10==2) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==7))) [L49] COND FALSE !((((((a10==3) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==6))) [L52] COND FALSE !((((((a10==4) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==8))) [L55] COND FALSE !((((((a10==1) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==7))) [L58] COND FALSE !((((((a10==2) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==7))) [L61] COND FALSE !((((((a10==1) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==7))) [L64] COND FALSE !((((((a10==0) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==8))) [L67] COND FALSE !((((((a10==4) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==8))) [L70] COND FALSE !((((((a10==2) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==8))) [L73] COND FALSE !((((((a10==0) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==8))) VAL [a1=331505, a10=1, a12=0, a19=8, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L76] COND TRUE (((((a10==1) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==8)) VAL [a1=331505, a10=1, a12=0, a19=8, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L12] __assert_fail("0", "Problem10_label46.c", 4, "reach_error") VAL [a1=331505, a10=1, a12=0, a19=8, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 9 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 2.4s, OverallIterations: 2, TraceHistogramMax: 2, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 6 SDtfs, 3 SDslu, 4 SDs, 0 SdLazy, 7 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=10occurred in iteration=1, 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, 1 MinimizatonAttempts, 1 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 14 NumberOfCodeBlocks, 14 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 4 ConstructedInterpolants, 0 QuantifiedInterpolants, 40 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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...