/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=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.3 --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/float-newlib/double_req_bl_1072a.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-c90d42b [2020-09-25 12:12:49,064 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-25 12:12:49,068 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-25 12:12:49,117 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-25 12:12:49,118 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-25 12:12:49,130 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-25 12:12:49,132 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-25 12:12:49,136 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-25 12:12:49,140 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-25 12:12:49,144 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-25 12:12:49,145 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-25 12:12:49,146 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-25 12:12:49,146 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-25 12:12:49,150 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-25 12:12:49,153 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-25 12:12:49,155 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-25 12:12:49,157 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-25 12:12:49,158 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-25 12:12:49,160 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-25 12:12:49,170 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-25 12:12:49,173 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-25 12:12:49,174 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-25 12:12:49,175 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-25 12:12:49,176 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-25 12:12:49,179 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-25 12:12:49,179 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-25 12:12:49,179 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-25 12:12:49,183 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-25 12:12:49,183 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-25 12:12:49,185 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-25 12:12:49,185 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-25 12:12:49,186 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-25 12:12:49,187 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-25 12:12:49,188 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-25 12:12:49,189 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-25 12:12:49,190 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-25 12:12:49,190 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-25 12:12:49,191 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-25 12:12:49,191 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-25 12:12:49,192 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-25 12:12:49,194 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-25 12:12:49,195 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 12:12:49,246 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-25 12:12:49,246 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-25 12:12:49,249 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-25 12:12:49,249 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-25 12:12:49,249 INFO L138 SettingsManager]: * Use SBE=true [2020-09-25 12:12:49,249 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-25 12:12:49,250 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-25 12:12:49,250 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-25 12:12:49,250 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-25 12:12:49,250 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-25 12:12:49,251 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-25 12:12:49,252 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-25 12:12:49,252 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-25 12:12:49,252 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-25 12:12:49,252 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-25 12:12:49,253 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-25 12:12:49,253 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-25 12:12:49,253 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-25 12:12:49,253 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-25 12:12:49,253 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-25 12:12:49,254 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-25 12:12:49,254 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-25 12:12:49,254 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-25 12:12:49,254 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-25 12:12:49,254 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-25 12:12:49,255 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-25 12:12:49,255 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-25 12:12:49,255 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-25 12:12:49,255 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-25 12:12:49,255 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=SMALLESTAMONGWIDE;tolerance=0.3;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=SMALLESTAMONGWIDE;tolerance=0.3;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=SMALLESTAMONGWIDE;tolerance=0.3;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=SMALLESTAMONGWIDE;tolerance=0.3;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=SMALLESTAMONGWIDE;tolerance=0.3;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=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true; [2020-09-25 12:12:49,738 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-25 12:12:49,756 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-25 12:12:49,761 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-25 12:12:49,763 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-25 12:12:49,763 INFO L275 PluginConnector]: CDTParser initialized [2020-09-25 12:12:49,764 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_1072a.c [2020-09-25 12:12:49,859 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a4903b5a2/4e64a2f84231400581d5966f5b5f2bae/FLAG7973fc324 [2020-09-25 12:12:50,464 INFO L306 CDTParser]: Found 1 translation units. [2020-09-25 12:12:50,465 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/float-newlib/double_req_bl_1072a.c [2020-09-25 12:12:50,475 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a4903b5a2/4e64a2f84231400581d5966f5b5f2bae/FLAG7973fc324 [2020-09-25 12:12:50,795 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a4903b5a2/4e64a2f84231400581d5966f5b5f2bae [2020-09-25 12:12:50,811 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-25 12:12:50,817 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-25 12:12:50,819 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-25 12:12:50,819 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-25 12:12:50,824 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-25 12:12:50,825 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 12:12:50" (1/1) ... [2020-09-25 12:12:50,830 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a00abf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:12:50, skipping insertion in model container [2020-09-25 12:12:50,830 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 12:12:50" (1/1) ... [2020-09-25 12:12:50,840 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-25 12:12:50,867 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-25 12:12:51,107 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 12:12:51,112 INFO L203 MainTranslator]: Completed pre-run [2020-09-25 12:12:51,148 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 12:12:51,260 INFO L208 MainTranslator]: Completed translation [2020-09-25 12:12:51,261 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:12:51 WrapperNode [2020-09-25 12:12:51,261 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-25 12:12:51,262 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-25 12:12:51,262 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-25 12:12:51,262 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-25 12:12:51,278 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:12:51" (1/1) ... [2020-09-25 12:12:51,278 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:12:51" (1/1) ... [2020-09-25 12:12:51,291 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:12:51" (1/1) ... [2020-09-25 12:12:51,292 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:12:51" (1/1) ... [2020-09-25 12:12:51,308 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:12:51" (1/1) ... [2020-09-25 12:12:51,316 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:12:51" (1/1) ... [2020-09-25 12:12:51,318 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:12:51" (1/1) ... [2020-09-25 12:12:51,322 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-25 12:12:51,323 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-25 12:12:51,323 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-25 12:12:51,323 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-25 12:12:51,324 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:12:51" (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 12:12:51,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-25 12:12:51,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-25 12:12:51,403 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_double [2020-09-25 12:12:51,403 INFO L138 BoogieDeclarations]: Found implementation of procedure trunc_double [2020-09-25 12:12:51,403 INFO L138 BoogieDeclarations]: Found implementation of procedure isinf_double [2020-09-25 12:12:51,403 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-25 12:12:51,403 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-25 12:12:51,404 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_double [2020-09-25 12:12:51,404 INFO L130 BoogieDeclarations]: Found specification of procedure trunc_double [2020-09-25 12:12:51,404 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-25 12:12:51,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2020-09-25 12:12:51,404 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-25 12:12:51,405 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-25 12:12:51,405 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-25 12:12:51,405 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2020-09-25 12:12:51,405 INFO L130 BoogieDeclarations]: Found specification of procedure isinf_double [2020-09-25 12:12:51,405 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-25 12:12:51,406 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-25 12:12:51,406 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-25 12:12:51,892 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-25 12:12:51,892 INFO L295 CfgBuilder]: Removed 10 assume(true) statements. [2020-09-25 12:12:51,898 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 12:12:51 BoogieIcfgContainer [2020-09-25 12:12:51,898 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-25 12:12:51,900 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-25 12:12:51,900 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-25 12:12:51,909 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-25 12:12:51,909 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.09 12:12:50" (1/3) ... [2020-09-25 12:12:51,911 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@92e56ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 12:12:51, skipping insertion in model container [2020-09-25 12:12:51,911 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:12:51" (2/3) ... [2020-09-25 12:12:51,912 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@92e56ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 12:12:51, skipping insertion in model container [2020-09-25 12:12:51,912 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 12:12:51" (3/3) ... [2020-09-25 12:12:51,917 INFO L109 eAbstractionObserver]: Analyzing ICFG double_req_bl_1072a.c [2020-09-25 12:12:51,928 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-25 12:12:51,938 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-25 12:12:51,960 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-25 12:12:51,997 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-25 12:12:51,998 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-25 12:12:51,998 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-25 12:12:51,998 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-25 12:12:51,998 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-25 12:12:51,998 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-25 12:12:51,999 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-25 12:12:51,999 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-25 12:12:52,028 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states. [2020-09-25 12:12:52,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-09-25 12:12:52,040 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 12:12:52,041 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-25 12:12:52,042 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 12:12:52,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 12:12:52,051 INFO L82 PathProgramCache]: Analyzing trace with hash -1396348261, now seen corresponding path program 1 times [2020-09-25 12:12:52,063 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 12:12:52,064 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [174363454] [2020-09-25 12:12:52,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 12:12:52,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 12:12:52,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 12:12:52,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 12:12:52,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 12:12:52,669 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 12:12:52,669 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-09-25 12:12:52,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-09-25 12:12:52,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 446 [2020-09-25 12:12:52,674 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 12:12:52,674 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-09-25 12:12:52,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 12:12:52,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 40 [2020-09-25 12:12:52,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 12:12:52,675 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-09-25 12:12:52,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 12:12:52,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 12:12:52,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 12:12:52,754 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 12:12:52,754 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 12:12:52,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 12:12:52,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-09-25 12:12:52,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 12:12:52,755 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-09-25 12:12:52,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 12:12:52,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 12:12:52,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 12:12:52,756 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 12:12:52,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-09-25 12:12:52,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 12:12:52,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 12:12:52,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 12:12:52,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 12:12:52,861 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 12:12:52,862 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-09-25 12:12:52,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-09-25 12:12:52,862 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 79 [2020-09-25 12:12:52,863 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 12:12:52,864 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-09-25 12:12:52,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 12:12:52,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-09-25 12:12:52,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 12:12:52,865 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 12:12:52,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-25 12:12:52,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 12:12:52,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 12:12:52,964 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 12:12:52,965 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-09-25 12:12:52,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 12:12:52,966 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 75 [2020-09-25 12:12:52,970 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 12:12:52,970 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-09-25 12:12:52,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 12:12:52,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-25 12:12:52,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 12:12:52,971 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 12:12:52,988 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 12:12:52,989 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [174363454] [2020-09-25 12:12:52,993 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 12:12:52,993 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-25 12:12:52,995 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1982824264] [2020-09-25 12:12:53,003 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-25 12:12:53,004 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 12:12:53,025 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-25 12:12:53,026 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-09-25 12:12:53,029 INFO L87 Difference]: Start difference. First operand 114 states. Second operand 4 states. [2020-09-25 12:12:53,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 12:12:53,491 INFO L93 Difference]: Finished difference Result 213 states and 242 transitions. [2020-09-25 12:12:53,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-09-25 12:12:53,494 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 40 [2020-09-25 12:12:53,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 12:12:53,512 INFO L225 Difference]: With dead ends: 213 [2020-09-25 12:12:53,513 INFO L226 Difference]: Without dead ends: 107 [2020-09-25 12:12:53,520 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-09-25 12:12:53,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2020-09-25 12:12:53,580 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 107. [2020-09-25 12:12:53,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107 states. [2020-09-25 12:12:53,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 110 transitions. [2020-09-25 12:12:53,586 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 110 transitions. Word has length 40 [2020-09-25 12:12:53,586 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 12:12:53,587 INFO L479 AbstractCegarLoop]: Abstraction has 107 states and 110 transitions. [2020-09-25 12:12:53,587 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-25 12:12:53,587 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 110 transitions. [2020-09-25 12:12:53,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-09-25 12:12:53,592 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 12:12:53,592 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-25 12:12:53,593 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-25 12:12:53,593 INFO L427 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 12:12:53,593 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 12:12:53,594 INFO L82 PathProgramCache]: Analyzing trace with hash -247930506, now seen corresponding path program 1 times [2020-09-25 12:12:53,594 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 12:12:53,594 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1219690217] [2020-09-25 12:12:53,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 12:12:53,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-09-25 12:12:53,672 INFO L174 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found a feasible trace [2020-09-25 12:12:53,673 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-09-25 12:12:53,692 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-25 12:12:53,725 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.09 12:12:53 BoogieIcfgContainer [2020-09-25 12:12:53,726 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-09-25 12:12:53,731 INFO L168 Benchmark]: Toolchain (without parser) took 2915.46 ms. Allocated memory was 141.6 MB in the beginning and 234.9 MB in the end (delta: 93.3 MB). Free memory was 104.4 MB in the beginning and 170.0 MB in the end (delta: -65.5 MB). Peak memory consumption was 27.8 MB. Max. memory is 7.1 GB. [2020-09-25 12:12:53,733 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 141.6 MB. Free memory was 123.1 MB in the beginning and 122.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-09-25 12:12:53,735 INFO L168 Benchmark]: CACSL2BoogieTranslator took 442.73 ms. Allocated memory was 141.6 MB in the beginning and 203.9 MB in the end (delta: 62.4 MB). Free memory was 103.8 MB in the beginning and 181.8 MB in the end (delta: -78.0 MB). Peak memory consumption was 23.1 MB. Max. memory is 7.1 GB. [2020-09-25 12:12:53,736 INFO L168 Benchmark]: Boogie Preprocessor took 60.60 ms. Allocated memory is still 203.9 MB. Free memory was 181.8 MB in the beginning and 179.8 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2020-09-25 12:12:53,737 INFO L168 Benchmark]: RCFGBuilder took 575.97 ms. Allocated memory is still 203.9 MB. Free memory was 179.8 MB in the beginning and 149.4 MB in the end (delta: 30.4 MB). Peak memory consumption was 30.4 MB. Max. memory is 7.1 GB. [2020-09-25 12:12:53,738 INFO L168 Benchmark]: TraceAbstraction took 1826.09 ms. Allocated memory was 203.9 MB in the beginning and 234.9 MB in the end (delta: 30.9 MB). Free memory was 148.7 MB in the beginning and 170.0 MB in the end (delta: -21.2 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. [2020-09-25 12:12:53,749 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 141.6 MB. Free memory was 123.1 MB in the beginning and 122.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 442.73 ms. Allocated memory was 141.6 MB in the beginning and 203.9 MB in the end (delta: 62.4 MB). Free memory was 103.8 MB in the beginning and 181.8 MB in the end (delta: -78.0 MB). Peak memory consumption was 23.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 60.60 ms. Allocated memory is still 203.9 MB. Free memory was 181.8 MB in the beginning and 179.8 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 575.97 ms. Allocated memory is still 203.9 MB. Free memory was 179.8 MB in the beginning and 149.4 MB in the end (delta: 30.4 MB). Peak memory consumption was 30.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 1826.09 ms. Allocated memory was 203.9 MB in the beginning and 234.9 MB in the end (delta: 30.9 MB). Free memory was 148.7 MB in the beginning and 170.0 MB in the end (delta: -21.2 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 89]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of bitwiseOr at line 74, overapproximation of someBinaryArithmeticDOUBLEoperation at line 49, overapproximation of bitwiseAnd at line 71. Possible FailurePath: [L84] double x = 1.0 / 0.0; [L85] CALL, EXPR trunc_double(x) [L18] int signbit; [L19] int msw; [L20] unsigned int lsw; [L21] int exponent_less_1023; [L23] ieee_double_shape_type ew_u; [L24] ew_u.value = (x) [L25] EXPR ew_u.parts.msw [L25] (msw) = ew_u.parts.msw [L26] EXPR ew_u.parts.lsw [L26] (lsw) = ew_u.parts.lsw [L28] signbit = msw & 0x80000000 [L29] exponent_less_1023 = ((msw & 0x7ff00000) >> 20) - 1023 [L30] COND FALSE !(exponent_less_1023 < 20) [L47] COND TRUE exponent_less_1023 > 51 [L48] COND TRUE exponent_less_1023 == 1024 [L49] return x + x; [L85] RET, EXPR trunc_double(x) [L85] double res = trunc_double(x); [L88] CALL, EXPR isinf_double(res) [L64] __int32_t hx, lx; [L66] ieee_double_shape_type ew_u; [L67] ew_u.value = (x) [L68] EXPR ew_u.parts.msw [L68] (hx) = ew_u.parts.msw [L69] EXPR ew_u.parts.lsw [L69] (lx) = ew_u.parts.lsw [L71] hx &= 0x7fffffff [L72] hx |= (__uint32_t)(lx | (-lx)) >> 31 [L73] hx = 0x7ff00000 - hx [L74] return 1 - (int)((__uint32_t)(hx | (-hx)) >> 31); [L88] RET, EXPR isinf_double(res) [L88] COND TRUE !isinf_double(res) [L89] __VERIFIER_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 118 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 1.6s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 113 SDtfs, 19 SDslu, 69 SDs, 0 SdLazy, 139 SolverSat, 5 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 12 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=114occurred 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: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 108 NumberOfCodeBlocks, 108 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 39 ConstructedInterpolants, 0 QuantifiedInterpolants, 2808 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 could not prove your program: unable to determine feasibility of some traces Received shutdown request...