/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc config/AutomizerReach.xml -s config/svcomp-Reach-64bit-Automizer_Default.epf -i ../sv-benchmarks/c/nla-digbench-scaling/geo1-u_unwindbound2.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-dcfa08f [2020-12-23 07:45:53,187 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-23 07:45:53,191 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-23 07:45:53,249 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-23 07:45:53,250 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-23 07:45:53,255 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-23 07:45:53,259 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-23 07:45:53,264 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-23 07:45:53,268 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-23 07:45:53,276 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-23 07:45:53,280 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-23 07:45:53,282 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-23 07:45:53,282 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-23 07:45:53,286 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-23 07:45:53,304 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-23 07:45:53,306 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-23 07:45:53,307 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-23 07:45:53,311 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-23 07:45:53,319 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-23 07:45:53,326 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-23 07:45:53,328 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-23 07:45:53,333 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-23 07:45:53,334 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-23 07:45:53,336 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-23 07:45:53,341 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-12-23 07:45:53,346 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-23 07:45:53,347 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-23 07:45:53,349 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-23 07:45:53,350 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-23 07:45:53,351 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-23 07:45:53,351 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-23 07:45:53,352 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-23 07:45:53,352 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-23 07:45:53,353 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-23 07:45:53,354 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-23 07:45:53,354 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-23 07:45:53,360 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-23 07:45:53,410 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-23 07:45:53,410 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-23 07:45:53,416 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-23 07:45:53,416 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-23 07:45:53,416 INFO L138 SettingsManager]: * Use SBE=true [2020-12-23 07:45:53,416 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-23 07:45:53,417 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-23 07:45:53,417 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-23 07:45:53,417 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-23 07:45:53,417 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-23 07:45:53,419 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-23 07:45:53,419 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-23 07:45:53,419 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-23 07:45:53,419 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-23 07:45:53,420 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-23 07:45:53,420 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-23 07:45:53,420 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-23 07:45:53,420 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-23 07:45:53,421 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-23 07:45:53,421 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-23 07:45:53,421 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-23 07:45:53,421 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-23 07:45:53,421 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-23 07:45:53,422 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-23 07:45:53,422 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-23 07:45:53,422 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-23 07:45:53,851 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-23 07:45:53,879 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-23 07:45:53,882 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-23 07:45:53,883 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-23 07:45:53,884 INFO L275 PluginConnector]: CDTParser initialized [2020-12-23 07:45:53,885 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/nla-digbench-scaling/geo1-u_unwindbound2.c [2020-12-23 07:45:53,966 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/77a3a1e7b/21bbe328a8c9422ea7fc4b1bcab5a330/FLAG40b669146 [2020-12-23 07:45:54,671 INFO L306 CDTParser]: Found 1 translation units. [2020-12-23 07:45:54,672 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/nla-digbench-scaling/geo1-u_unwindbound2.c [2020-12-23 07:45:54,680 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/77a3a1e7b/21bbe328a8c9422ea7fc4b1bcab5a330/FLAG40b669146 [2020-12-23 07:45:55,027 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/77a3a1e7b/21bbe328a8c9422ea7fc4b1bcab5a330 [2020-12-23 07:45:55,030 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-23 07:45:55,032 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-23 07:45:55,034 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-23 07:45:55,034 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-23 07:45:55,038 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-23 07:45:55,039 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 07:45:55" (1/1) ... [2020-12-23 07:45:55,040 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@435c7a36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 07:45:55, skipping insertion in model container [2020-12-23 07:45:55,040 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 07:45:55" (1/1) ... [2020-12-23 07:45:55,049 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-23 07:45:55,064 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-23 07:45:55,221 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/nla-digbench-scaling/geo1-u_unwindbound2.c[555,568] left hand side expression in assignment: lhs: VariableLHS[~z~0,] left hand side expression in assignment: lhs: VariableLHS[~k~0,] left hand side expression in assignment: lhs: VariableLHS[~x~0,] left hand side expression in assignment: lhs: VariableLHS[~y~0,] left hand side expression in assignment: lhs: VariableLHS[~c~0,] left hand side expression in assignment: lhs: VariableLHS[~c~0,] left hand side expression in assignment: lhs: VariableLHS[~x~0,] left hand side expression in assignment: lhs: VariableLHS[~y~0,] left hand side expression in assignment: lhs: VariableLHS[~x~0,] [2020-12-23 07:45:55,239 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 07:45:55,250 INFO L203 MainTranslator]: Completed pre-run [2020-12-23 07:45:55,265 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/nla-digbench-scaling/geo1-u_unwindbound2.c[555,568] left hand side expression in assignment: lhs: VariableLHS[~z~0,] left hand side expression in assignment: lhs: VariableLHS[~k~0,] left hand side expression in assignment: lhs: VariableLHS[~x~0,] left hand side expression in assignment: lhs: VariableLHS[~y~0,] left hand side expression in assignment: lhs: VariableLHS[~c~0,] left hand side expression in assignment: lhs: VariableLHS[~c~0,] left hand side expression in assignment: lhs: VariableLHS[~x~0,] left hand side expression in assignment: lhs: VariableLHS[~y~0,] left hand side expression in assignment: lhs: VariableLHS[~x~0,] [2020-12-23 07:45:55,271 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 07:45:55,287 INFO L208 MainTranslator]: Completed translation [2020-12-23 07:45:55,288 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 07:45:55 WrapperNode [2020-12-23 07:45:55,288 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-23 07:45:55,289 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-23 07:45:55,290 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-23 07:45:55,290 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-23 07:45:55,299 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 07:45:55" (1/1) ... [2020-12-23 07:45:55,308 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 07:45:55" (1/1) ... [2020-12-23 07:45:55,329 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-23 07:45:55,330 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-23 07:45:55,330 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-23 07:45:55,330 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-23 07:45:55,340 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 07:45:55" (1/1) ... [2020-12-23 07:45:55,340 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 07:45:55" (1/1) ... [2020-12-23 07:45:55,342 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 07:45:55" (1/1) ... [2020-12-23 07:45:55,342 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 07:45:55" (1/1) ... [2020-12-23 07:45:55,346 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 07:45:55" (1/1) ... [2020-12-23 07:45:55,350 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 07:45:55" (1/1) ... [2020-12-23 07:45:55,352 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 07:45:55" (1/1) ... [2020-12-23 07:45:55,354 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-23 07:45:55,355 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-23 07:45:55,356 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-23 07:45:55,356 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-23 07:45:55,357 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 07:45:55" (1/1) ... No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/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 [2020-12-23 07:45:55,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-23 07:45:55,467 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-23 07:45:55,468 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-23 07:45:55,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-23 07:45:55,825 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-23 07:45:55,825 INFO L299 CfgBuilder]: Removed 9 assume(true) statements. [2020-12-23 07:45:55,830 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 07:45:55 BoogieIcfgContainer [2020-12-23 07:45:55,830 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-23 07:45:55,835 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-23 07:45:55,836 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-23 07:45:55,843 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-23 07:45:55,846 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.12 07:45:55" (1/3) ... [2020-12-23 07:45:55,847 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e35f363 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 07:45:55, skipping insertion in model container [2020-12-23 07:45:55,847 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 07:45:55" (2/3) ... [2020-12-23 07:45:55,848 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e35f363 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 07:45:55, skipping insertion in model container [2020-12-23 07:45:55,848 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 07:45:55" (3/3) ... [2020-12-23 07:45:55,853 INFO L111 eAbstractionObserver]: Analyzing ICFG geo1-u_unwindbound2.c [2020-12-23 07:45:55,871 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-23 07:45:55,881 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2020-12-23 07:45:55,909 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2020-12-23 07:45:55,937 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-23 07:45:55,937 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-23 07:45:55,937 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-23 07:45:55,938 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-23 07:45:55,938 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-23 07:45:55,938 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-23 07:45:55,938 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-23 07:45:55,938 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-23 07:45:55,953 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states. [2020-12-23 07:45:55,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-12-23 07:45:55,960 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 07:45:55,961 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2020-12-23 07:45:55,961 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 07:45:55,968 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 07:45:55,968 INFO L82 PathProgramCache]: Analyzing trace with hash 889571274, now seen corresponding path program 1 times [2020-12-23 07:45:55,979 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 07:45:55,980 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [477088232] [2020-12-23 07:45:55,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 07:45:56,094 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2020-12-23 07:45:56,095 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [684162362] [2020-12-23 07:45:56,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 07:45:56,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 07:45:56,211 INFO L263 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 10 conjunts are in the unsatisfiable core [2020-12-23 07:45:56,216 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 07:45:56,310 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 07:45:56,311 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [477088232] [2020-12-23 07:45:56,311 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2020-12-23 07:45:56,311 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [684162362] [2020-12-23 07:45:56,312 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 07:45:56,312 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 07:45:56,313 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1942327792] [2020-12-23 07:45:56,319 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 07:45:56,319 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 07:45:56,334 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 07:45:56,335 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-23 07:45:56,338 INFO L87 Difference]: Start difference. First operand 16 states. Second operand 4 states. [2020-12-23 07:45:56,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 07:45:56,446 INFO L93 Difference]: Finished difference Result 39 states and 53 transitions. [2020-12-23 07:45:56,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 07:45:56,449 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 6 [2020-12-23 07:45:56,449 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 07:45:56,460 INFO L225 Difference]: With dead ends: 39 [2020-12-23 07:45:56,460 INFO L226 Difference]: Without dead ends: 21 [2020-12-23 07:45:56,463 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-23 07:45:56,482 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states. [2020-12-23 07:45:56,498 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 15. [2020-12-23 07:45:56,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2020-12-23 07:45:56,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 17 transitions. [2020-12-23 07:45:56,502 INFO L78 Accepts]: Start accepts. Automaton has 15 states and 17 transitions. Word has length 6 [2020-12-23 07:45:56,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 07:45:56,502 INFO L481 AbstractCegarLoop]: Abstraction has 15 states and 17 transitions. [2020-12-23 07:45:56,502 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 07:45:56,503 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2020-12-23 07:45:56,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-12-23 07:45:56,503 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 07:45:56,503 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2020-12-23 07:45:56,719 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2020-12-23 07:45:56,720 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 07:45:56,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 07:45:56,723 INFO L82 PathProgramCache]: Analyzing trace with hash 1806862075, now seen corresponding path program 1 times [2020-12-23 07:45:56,723 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 07:45:56,724 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [973979304] [2020-12-23 07:45:56,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 07:45:56,741 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2020-12-23 07:45:56,741 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1778714298] [2020-12-23 07:45:56,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 07:45:56,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 07:45:56,816 INFO L263 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-23 07:45:56,817 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 07:45:56,866 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 07:45:56,867 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [973979304] [2020-12-23 07:45:56,867 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2020-12-23 07:45:56,867 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1778714298] [2020-12-23 07:45:56,868 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 07:45:56,868 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 07:45:56,868 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [372951368] [2020-12-23 07:45:56,870 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 07:45:56,870 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 07:45:56,871 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 07:45:56,871 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-23 07:45:56,871 INFO L87 Difference]: Start difference. First operand 15 states and 17 transitions. Second operand 4 states. [2020-12-23 07:45:56,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 07:45:56,891 INFO L93 Difference]: Finished difference Result 19 states and 20 transitions. [2020-12-23 07:45:56,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 07:45:56,892 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 7 [2020-12-23 07:45:56,892 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 07:45:56,893 INFO L225 Difference]: With dead ends: 19 [2020-12-23 07:45:56,893 INFO L226 Difference]: Without dead ends: 15 [2020-12-23 07:45:56,894 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-23 07:45:56,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states. [2020-12-23 07:45:56,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 15. [2020-12-23 07:45:56,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2020-12-23 07:45:56,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 16 transitions. [2020-12-23 07:45:56,898 INFO L78 Accepts]: Start accepts. Automaton has 15 states and 16 transitions. Word has length 7 [2020-12-23 07:45:56,898 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 07:45:56,898 INFO L481 AbstractCegarLoop]: Abstraction has 15 states and 16 transitions. [2020-12-23 07:45:56,898 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 07:45:56,899 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 16 transitions. [2020-12-23 07:45:56,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-12-23 07:45:56,899 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 07:45:56,899 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 07:45:57,113 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 07:45:57,115 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 07:45:57,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 07:45:57,116 INFO L82 PathProgramCache]: Analyzing trace with hash 1274494228, now seen corresponding path program 1 times [2020-12-23 07:45:57,117 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 07:45:57,117 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1026632002] [2020-12-23 07:45:57,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 07:45:57,132 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2020-12-23 07:45:57,133 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [507513572] [2020-12-23 07:45:57,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 07:45:57,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-23 07:45:57,208 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-23 07:45:57,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-23 07:45:57,228 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-23 07:45:57,260 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-12-23 07:45:57,261 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-12-23 07:45:57,475 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 07:45:57,524 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.12 07:45:57 BoogieIcfgContainer [2020-12-23 07:45:57,532 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-23 07:45:57,533 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-23 07:45:57,533 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-23 07:45:57,533 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-23 07:45:57,534 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 07:45:55" (3/4) ... [2020-12-23 07:45:57,537 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2020-12-23 07:45:57,629 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/nla-digbench-scaling/geo1-u_unwindbound2.c-witness.graphml [2020-12-23 07:45:57,629 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-23 07:45:57,636 INFO L168 Benchmark]: Toolchain (without parser) took 2598.25 ms. Allocated memory is still 159.4 MB. Free memory was 135.0 MB in the beginning and 87.1 MB in the end (delta: 47.9 MB). Peak memory consumption was 48.2 MB. Max. memory is 8.0 GB. [2020-12-23 07:45:57,637 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 159.4 MB. Free memory is still 131.2 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-12-23 07:45:57,638 INFO L168 Benchmark]: CACSL2BoogieTranslator took 254.47 ms. Allocated memory is still 159.4 MB. Free memory was 134.7 MB in the beginning and 124.9 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.4 MB. Max. memory is 8.0 GB. [2020-12-23 07:45:57,641 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.55 ms. Allocated memory is still 159.4 MB. Free memory was 124.9 MB in the beginning and 123.5 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2020-12-23 07:45:57,642 INFO L168 Benchmark]: Boogie Preprocessor took 24.63 ms. Allocated memory is still 159.4 MB. Free memory was 123.5 MB in the beginning and 122.4 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2020-12-23 07:45:57,643 INFO L168 Benchmark]: RCFGBuilder took 475.11 ms. Allocated memory is still 159.4 MB. Free memory was 122.4 MB in the beginning and 142.1 MB in the end (delta: -19.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. [2020-12-23 07:45:57,644 INFO L168 Benchmark]: TraceAbstraction took 1697.09 ms. Allocated memory is still 159.4 MB. Free memory was 141.6 MB in the beginning and 89.2 MB in the end (delta: 52.4 MB). Peak memory consumption was 52.4 MB. Max. memory is 8.0 GB. [2020-12-23 07:45:57,645 INFO L168 Benchmark]: Witness Printer took 96.37 ms. Allocated memory is still 159.4 MB. Free memory was 89.2 MB in the beginning and 87.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2020-12-23 07:45:57,656 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 159.4 MB. Free memory is still 131.2 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 254.47 ms. Allocated memory is still 159.4 MB. Free memory was 134.7 MB in the beginning and 124.9 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.4 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 39.55 ms. Allocated memory is still 159.4 MB. Free memory was 124.9 MB in the beginning and 123.5 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 24.63 ms. Allocated memory is still 159.4 MB. Free memory was 123.5 MB in the beginning and 122.4 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 475.11 ms. Allocated memory is still 159.4 MB. Free memory was 122.4 MB in the beginning and 142.1 MB in the end (delta: -19.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. * TraceAbstraction took 1697.09 ms. Allocated memory is still 159.4 MB. Free memory was 141.6 MB in the beginning and 89.2 MB in the end (delta: 52.4 MB). Peak memory consumption was 52.4 MB. Max. memory is 8.0 GB. * Witness Printer took 96.37 ms. Allocated memory is still 159.4 MB. Free memory was 89.2 MB in the beginning and 87.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 18]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L22] int counter = 0; VAL [counter=0] [L24] unsigned int z, k; [L25] long long x, y, c; [L26] z = __VERIFIER_nondet_uint() [L27] k = __VERIFIER_nondet_uint() [L29] x = 1 [L30] y = z [L31] c = 1 VAL [counter=0] [L33] EXPR counter++ VAL [counter=1] [L33] COND TRUE counter++<2 [L16] COND FALSE !(!(cond)) VAL [counter=1] [L36] COND TRUE !(c < k) VAL [counter=1] [L45] x = x * (z - 1) [L16] COND TRUE !(cond) VAL [counter=1] [L18] reach_error() VAL [counter=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 16 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 1.5s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 27 SDtfs, 8 SDslu, 42 SDs, 0 SdLazy, 24 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 12 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=16occurred 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: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 6 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 22 NumberOfCodeBlocks, 22 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 11 ConstructedInterpolants, 0 QuantifiedInterpolants, 187 SizeOfPredicates, 4 NumberOfNonLiveVariables, 112 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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...