/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SingleStatement --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.8 --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/loops/veris.c_NetBSD-libc_loop.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-c90d42b [2020-09-25 08:01:32,222 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-25 08:01:32,226 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-25 08:01:32,271 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-25 08:01:32,272 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-25 08:01:32,279 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-25 08:01:32,281 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-25 08:01:32,285 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-25 08:01:32,288 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-25 08:01:32,291 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-25 08:01:32,293 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-25 08:01:32,294 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-25 08:01:32,294 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-25 08:01:32,297 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-25 08:01:32,300 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-25 08:01:32,302 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-25 08:01:32,303 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-25 08:01:32,305 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-25 08:01:32,307 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-25 08:01:32,315 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-25 08:01:32,317 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-25 08:01:32,318 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-25 08:01:32,320 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-25 08:01:32,320 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-25 08:01:32,333 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-25 08:01:32,333 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-25 08:01:32,333 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-25 08:01:32,342 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-25 08:01:32,343 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-25 08:01:32,344 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-25 08:01:32,344 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-25 08:01:32,347 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-25 08:01:32,348 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-25 08:01:32,349 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-25 08:01:32,350 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-25 08:01:32,350 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-25 08:01:32,352 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-25 08:01:32,352 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-25 08:01:32,352 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-25 08:01:32,353 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-25 08:01:32,354 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-25 08:01:32,355 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-09-25 08:01:32,401 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-25 08:01:32,401 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-25 08:01:32,404 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-25 08:01:32,404 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-25 08:01:32,404 INFO L138 SettingsManager]: * Use SBE=true [2020-09-25 08:01:32,405 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-25 08:01:32,405 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-25 08:01:32,405 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-25 08:01:32,406 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-25 08:01:32,406 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-25 08:01:32,407 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-25 08:01:32,407 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-25 08:01:32,407 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-25 08:01:32,408 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-25 08:01:32,408 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-25 08:01:32,408 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-25 08:01:32,408 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-25 08:01:32,408 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-25 08:01:32,409 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-25 08:01:32,409 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-25 08:01:32,409 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-25 08:01:32,409 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-25 08:01:32,410 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-25 08:01:32,410 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-25 08:01:32,410 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-25 08:01:32,410 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-25 08:01:32,410 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-25 08:01:32,411 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-25 08:01:32,411 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-25 08:01:32,411 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SingleStatement Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.8;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.8;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.8;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.8;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.8;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.8;log-additional-information=true; [2020-09-25 08:01:32,941 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-25 08:01:32,967 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-25 08:01:32,972 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-25 08:01:32,974 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-25 08:01:32,974 INFO L275 PluginConnector]: CDTParser initialized [2020-09-25 08:01:32,975 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/veris.c_NetBSD-libc_loop.i [2020-09-25 08:01:33,054 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2af37a07f/c9539bd7510f42f6a09cc7a126e93e82/FLAG3f19901de [2020-09-25 08:01:33,646 INFO L306 CDTParser]: Found 1 translation units. [2020-09-25 08:01:33,647 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/loops/veris.c_NetBSD-libc_loop.i [2020-09-25 08:01:33,657 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2af37a07f/c9539bd7510f42f6a09cc7a126e93e82/FLAG3f19901de [2020-09-25 08:01:33,972 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2af37a07f/c9539bd7510f42f6a09cc7a126e93e82 [2020-09-25 08:01:33,987 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-25 08:01:33,993 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-25 08:01:33,996 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-25 08:01:33,996 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-25 08:01:34,001 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-25 08:01:34,002 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 08:01:33" (1/1) ... [2020-09-25 08:01:34,008 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@217e3fea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 08:01:34, skipping insertion in model container [2020-09-25 08:01:34,008 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 08:01:33" (1/1) ... [2020-09-25 08:01:34,018 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-25 08:01:34,045 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-25 08:01:34,330 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 08:01:34,343 INFO L203 MainTranslator]: Completed pre-run [2020-09-25 08:01:34,361 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 08:01:34,379 INFO L208 MainTranslator]: Completed translation [2020-09-25 08:01:34,380 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 08:01:34 WrapperNode [2020-09-25 08:01:34,380 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-25 08:01:34,381 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-25 08:01:34,381 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-25 08:01:34,381 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-25 08:01:34,479 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 08:01:34" (1/1) ... [2020-09-25 08:01:34,481 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 08:01:34" (1/1) ... [2020-09-25 08:01:34,492 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 08:01:34" (1/1) ... [2020-09-25 08:01:34,492 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 08:01:34" (1/1) ... [2020-09-25 08:01:34,511 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 08:01:34" (1/1) ... [2020-09-25 08:01:34,517 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 08:01:34" (1/1) ... [2020-09-25 08:01:34,518 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 08:01:34" (1/1) ... [2020-09-25 08:01:34,521 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-25 08:01:34,521 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-25 08:01:34,522 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-25 08:01:34,522 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-25 08:01:34,523 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 08:01:34" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/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 [2020-09-25 08:01:34,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-25 08:01:34,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-25 08:01:34,601 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-09-25 08:01:34,601 INFO L138 BoogieDeclarations]: Found implementation of procedure glob2 [2020-09-25 08:01:34,601 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-25 08:01:34,601 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-25 08:01:34,602 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-09-25 08:01:34,602 INFO L130 BoogieDeclarations]: Found specification of procedure glob2 [2020-09-25 08:01:34,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-25 08:01:34,602 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-25 08:01:34,602 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-25 08:01:34,603 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-25 08:01:34,603 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-25 08:01:34,603 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-25 08:01:34,603 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-25 08:01:34,901 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-25 08:01:34,902 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-09-25 08:01:34,907 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 08:01:34 BoogieIcfgContainer [2020-09-25 08:01:34,907 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-25 08:01:34,914 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-25 08:01:34,915 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-25 08:01:34,922 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-25 08:01:34,922 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.09 08:01:33" (1/3) ... [2020-09-25 08:01:34,924 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42478110 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 08:01:34, skipping insertion in model container [2020-09-25 08:01:34,925 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 08:01:34" (2/3) ... [2020-09-25 08:01:34,926 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42478110 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 08:01:34, skipping insertion in model container [2020-09-25 08:01:34,926 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 08:01:34" (3/3) ... [2020-09-25 08:01:34,929 INFO L109 eAbstractionObserver]: Analyzing ICFG veris.c_NetBSD-libc_loop.i [2020-09-25 08:01:34,938 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-25 08:01:34,948 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-25 08:01:34,969 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-25 08:01:34,996 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-25 08:01:34,996 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-25 08:01:34,997 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-25 08:01:34,997 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-25 08:01:34,997 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-25 08:01:34,997 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-25 08:01:34,997 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-25 08:01:34,997 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-25 08:01:35,018 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states. [2020-09-25 08:01:35,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-09-25 08:01:35,025 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 08:01:35,026 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-25 08:01:35,026 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 08:01:35,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 08:01:35,032 INFO L82 PathProgramCache]: Analyzing trace with hash -331406787, now seen corresponding path program 1 times [2020-09-25 08:01:35,043 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 08:01:35,043 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [785916987] [2020-09-25 08:01:35,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 08:01:35,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 08:01:35,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:01:35,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:01:36,318 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 08:01:36,332 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-09-25 08:01:36,333 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-09-25 08:01:36,333 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1103 [2020-09-25 08:01:36,337 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 08:01:36,337 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 08:01:36,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-09-25 08:01:36,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-09-25 08:01:36,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-09-25 08:01:36,338 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-09-25 08:01:36,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 08:01:36,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 08:01:36,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:01:36,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 08:01:36,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 08:01:36,606 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 08:01:36,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-09-25 08:01:36,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 08:01:36,606 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 08:01:36,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 08:01:36,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 08:01:36,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 08:01:36,608 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 08:01:36,623 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-25 08:01:36,625 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [785916987] [2020-09-25 08:01:36,627 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 08:01:36,628 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-09-25 08:01:36,629 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [639164382] [2020-09-25 08:01:36,636 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-25 08:01:36,636 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 08:01:36,654 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-25 08:01:36,656 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2020-09-25 08:01:36,659 INFO L87 Difference]: Start difference. First operand 40 states. Second operand 10 states. [2020-09-25 08:01:37,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 08:01:37,063 INFO L93 Difference]: Finished difference Result 62 states and 67 transitions. [2020-09-25 08:01:37,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-09-25 08:01:37,066 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 21 [2020-09-25 08:01:37,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 08:01:37,075 INFO L225 Difference]: With dead ends: 62 [2020-09-25 08:01:37,076 INFO L226 Difference]: Without dead ends: 0 [2020-09-25 08:01:37,082 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=49, Invalid=191, Unknown=0, NotChecked=0, Total=240 [2020-09-25 08:01:37,104 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-25 08:01:37,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-25 08:01:37,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-25 08:01:37,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-25 08:01:37,118 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 21 [2020-09-25 08:01:37,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 08:01:37,118 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-25 08:01:37,119 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-25 08:01:37,119 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-25 08:01:37,119 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-25 08:01:37,120 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-25 08:01:37,122 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-25 08:01:37,316 INFO L268 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-09-25 08:01:37,317 INFO L268 CegarLoopResult]: For program point L-1-1(line -1) no Hoare annotation was computed. [2020-09-25 08:01:37,317 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-09-25 08:01:37,317 INFO L268 CegarLoopResult]: For program point L12(line 12) no Hoare annotation was computed. [2020-09-25 08:01:37,317 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~tmp~0.base |old(~tmp~0.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= ~tmp~0.offset |old(~tmp~0.offset)|) (= |old(#valid)| |#valid|)) [2020-09-25 08:01:37,318 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-09-25 08:01:37,318 INFO L271 CegarLoopResult]: At program point glob2ENTRY(lines 14 25) the Hoare annotation is: true [2020-09-25 08:01:37,318 INFO L268 CegarLoopResult]: For program point L21(lines 18 22) no Hoare annotation was computed. [2020-09-25 08:01:37,318 INFO L268 CegarLoopResult]: For program point glob2EXIT(lines 14 25) no Hoare annotation was computed. [2020-09-25 08:01:37,319 INFO L264 CegarLoopResult]: At program point L20(line 20) the Hoare annotation is: (or (not (<= |glob2_#in~pathlim.offset| ~tmp~0.offset)) (not (= ~tmp~0.base |glob2_#in~pathlim.base|)) (and (= glob2_~pathlim.base ~tmp~0.base) (<= glob2_~p~0.offset ~tmp~0.offset) (<= glob2_~pathlim.offset ~tmp~0.offset) (= ~tmp~0.base glob2_~p~0.base))) [2020-09-25 08:01:37,319 INFO L268 CegarLoopResult]: For program point L20-1(line 20) no Hoare annotation was computed. [2020-09-25 08:01:37,319 INFO L268 CegarLoopResult]: For program point L18(line 18) no Hoare annotation was computed. [2020-09-25 08:01:37,319 INFO L268 CegarLoopResult]: For program point L16(line 16) no Hoare annotation was computed. [2020-09-25 08:01:37,319 INFO L268 CegarLoopResult]: For program point L18-3(line 18) no Hoare annotation was computed. [2020-09-25 08:01:37,320 INFO L268 CegarLoopResult]: For program point L14(lines 14 25) no Hoare annotation was computed. [2020-09-25 08:01:37,320 INFO L268 CegarLoopResult]: For program point L18-4(line 18) no Hoare annotation was computed. [2020-09-25 08:01:37,320 INFO L264 CegarLoopResult]: At program point L18-5(lines 18 22) the Hoare annotation is: (or (not (<= |glob2_#in~pathlim.offset| ~tmp~0.offset)) (not (= ~tmp~0.base |glob2_#in~pathlim.base|)) (and (= glob2_~pathlim.base ~tmp~0.base) (<= glob2_~pathlim.offset ~tmp~0.offset))) [2020-09-25 08:01:37,320 INFO L268 CegarLoopResult]: For program point L18-6(lines 18 22) no Hoare annotation was computed. [2020-09-25 08:01:37,321 INFO L268 CegarLoopResult]: For program point glob2FINAL(lines 14 25) no Hoare annotation was computed. [2020-09-25 08:01:37,321 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-09-25 08:01:37,321 INFO L271 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: true [2020-09-25 08:01:37,321 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-09-25 08:01:37,321 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-09-25 08:01:37,322 INFO L268 CegarLoopResult]: For program point L33(line 33) no Hoare annotation was computed. [2020-09-25 08:01:37,322 INFO L268 CegarLoopResult]: For program point L35-2(line 35) no Hoare annotation was computed. [2020-09-25 08:01:37,322 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 27 38) the Hoare annotation is: (and (= |old(~tmp~0.base)| ~tmp~0.base) (= ~tmp~0.offset |old(~tmp~0.offset)|) (= |old(#valid)| |#valid|)) [2020-09-25 08:01:37,322 INFO L268 CegarLoopResult]: For program point L29(line 29) no Hoare annotation was computed. [2020-09-25 08:01:37,323 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 27 38) no Hoare annotation was computed. [2020-09-25 08:01:37,323 INFO L268 CegarLoopResult]: For program point L29-1(line 29) no Hoare annotation was computed. [2020-09-25 08:01:37,323 INFO L268 CegarLoopResult]: For program point L29-2(line 29) no Hoare annotation was computed. [2020-09-25 08:01:37,323 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 27 38) no Hoare annotation was computed. [2020-09-25 08:01:37,323 INFO L268 CegarLoopResult]: For program point L37(line 37) no Hoare annotation was computed. [2020-09-25 08:01:37,324 INFO L264 CegarLoopResult]: At program point L35(line 35) the Hoare annotation is: (and (= ~tmp~0.base main_~bound~0.base) (<= main_~bound~0.offset ~tmp~0.offset) (= main_~bound~0.offset (+ |main_~#pathbuf~0.offset| 4)) (= |main_~#pathbuf~0.base| main_~bound~0.base)) [2020-09-25 08:01:37,324 INFO L268 CegarLoopResult]: For program point L35-1(line 35) no Hoare annotation was computed. [2020-09-25 08:01:37,324 INFO L271 CegarLoopResult]: At program point __VERIFIER_assertENTRY(lines 3 8) the Hoare annotation is: true [2020-09-25 08:01:37,324 INFO L268 CegarLoopResult]: For program point __VERIFIER_assertEXIT(lines 3 8) no Hoare annotation was computed. [2020-09-25 08:01:37,325 INFO L268 CegarLoopResult]: For program point L5(line 5) no Hoare annotation was computed. [2020-09-25 08:01:37,325 INFO L268 CegarLoopResult]: For program point L4(lines 4 6) no Hoare annotation was computed. [2020-09-25 08:01:37,325 INFO L268 CegarLoopResult]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 5) no Hoare annotation was computed. [2020-09-25 08:01:37,325 INFO L268 CegarLoopResult]: For program point L4-2(lines 3 8) no Hoare annotation was computed. [2020-09-25 08:01:37,355 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.09 08:01:37 BoogieIcfgContainer [2020-09-25 08:01:37,355 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-09-25 08:01:37,359 INFO L168 Benchmark]: Toolchain (without parser) took 3368.19 ms. Allocated memory was 143.1 MB in the beginning and 231.2 MB in the end (delta: 88.1 MB). Free memory was 105.7 MB in the beginning and 115.0 MB in the end (delta: -9.3 MB). Peak memory consumption was 78.7 MB. Max. memory is 7.1 GB. [2020-09-25 08:01:37,360 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 143.1 MB. Free memory was 124.6 MB in the beginning and 124.4 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-09-25 08:01:37,361 INFO L168 Benchmark]: CACSL2BoogieTranslator took 384.43 ms. Allocated memory is still 143.1 MB. Free memory was 105.0 MB in the beginning and 95.3 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. [2020-09-25 08:01:37,363 INFO L168 Benchmark]: Boogie Preprocessor took 140.01 ms. Allocated memory was 143.1 MB in the beginning and 204.5 MB in the end (delta: 61.3 MB). Free memory was 95.3 MB in the beginning and 182.1 MB in the end (delta: -86.8 MB). Peak memory consumption was 12.3 MB. Max. memory is 7.1 GB. [2020-09-25 08:01:37,364 INFO L168 Benchmark]: RCFGBuilder took 386.04 ms. Allocated memory is still 204.5 MB. Free memory was 182.1 MB in the beginning and 165.9 MB in the end (delta: 16.2 MB). Peak memory consumption was 16.2 MB. Max. memory is 7.1 GB. [2020-09-25 08:01:37,365 INFO L168 Benchmark]: TraceAbstraction took 2440.62 ms. Allocated memory was 204.5 MB in the beginning and 231.2 MB in the end (delta: 26.7 MB). Free memory was 165.3 MB in the beginning and 115.0 MB in the end (delta: 50.2 MB). Peak memory consumption was 77.0 MB. Max. memory is 7.1 GB. [2020-09-25 08:01:37,370 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 143.1 MB. Free memory was 124.6 MB in the beginning and 124.4 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 384.43 ms. Allocated memory is still 143.1 MB. Free memory was 105.0 MB in the beginning and 95.3 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 140.01 ms. Allocated memory was 143.1 MB in the beginning and 204.5 MB in the end (delta: 61.3 MB). Free memory was 95.3 MB in the beginning and 182.1 MB in the end (delta: -86.8 MB). Peak memory consumption was 12.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 386.04 ms. Allocated memory is still 204.5 MB. Free memory was 182.1 MB in the beginning and 165.9 MB in the end (delta: 16.2 MB). Peak memory consumption was 16.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 2440.62 ms. Allocated memory was 204.5 MB in the beginning and 231.2 MB in the end (delta: 26.7 MB). Free memory was 165.3 MB in the beginning and 115.0 MB in the end (delta: 50.2 MB). Peak memory consumption was 77.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 5]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 18]: Loop Invariant Derived loop invariant: (!(pathlim <= tmp) || !(tmp == pathlim)) || (pathlim == tmp && pathlim <= tmp) - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 40 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2.1s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 26 SDtfs, 52 SDslu, 102 SDs, 0 SdLazy, 142 SolverSat, 9 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 17 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=40occurred 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, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 10 PreInvPairs, 12 NumberOfFragments, 83 HoareAnnotationTreeSize, 10 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 9 FomulaSimplificationsInter, 101 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 21 NumberOfCodeBlocks, 21 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 20 ConstructedInterpolants, 0 QuantifiedInterpolants, 1820 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 correct! Received shutdown request...