/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 --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=1000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLEST --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/psyco/psyco_math_1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-eb0fd7c [2020-09-21 12:32:45,937 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-21 12:32:45,941 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-21 12:32:45,967 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-21 12:32:45,968 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-21 12:32:45,969 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-21 12:32:45,970 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-21 12:32:45,972 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-21 12:32:45,974 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-21 12:32:45,975 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-21 12:32:45,977 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-21 12:32:45,978 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-21 12:32:45,978 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-21 12:32:45,979 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-21 12:32:45,981 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-21 12:32:45,982 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-21 12:32:45,983 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-21 12:32:45,984 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-21 12:32:45,986 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-21 12:32:45,988 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-21 12:32:45,990 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-21 12:32:45,991 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-21 12:32:45,992 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-21 12:32:45,994 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-21 12:32:45,996 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-21 12:32:45,997 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-21 12:32:45,997 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-21 12:32:45,998 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-21 12:32:45,998 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-21 12:32:45,999 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-21 12:32:46,000 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-21 12:32:46,001 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-21 12:32:46,002 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-21 12:32:46,002 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-21 12:32:46,004 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-21 12:32:46,004 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-21 12:32:46,009 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-21 12:32:46,009 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-21 12:32:46,009 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-21 12:32:46,011 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-21 12:32:46,013 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-21 12:32:46,014 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 [2020-09-21 12:32:46,067 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-21 12:32:46,067 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-21 12:32:46,071 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-21 12:32:46,072 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-21 12:32:46,072 INFO L138 SettingsManager]: * Use SBE=true [2020-09-21 12:32:46,073 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-21 12:32:46,073 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-21 12:32:46,073 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-21 12:32:46,073 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-21 12:32:46,073 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-21 12:32:46,074 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-21 12:32:46,075 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-21 12:32:46,075 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-21 12:32:46,075 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-21 12:32:46,075 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-21 12:32:46,076 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-21 12:32:46,076 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-21 12:32:46,076 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-21 12:32:46,076 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-21 12:32:46,077 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-21 12:32:46,077 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-21 12:32:46,077 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-21 12:32:46,077 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-21 12:32:46,078 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-21 12:32:46,078 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-21 12:32:46,078 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-21 12:32:46,078 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-21 12:32:46,078 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-21 12:32:46,078 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-21 12:32:46,079 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.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=1000;interpolation-heuristic=SMALLEST;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=1000;interpolation-heuristic=SMALLEST;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=1000;interpolation-heuristic=SMALLEST;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=1000;interpolation-heuristic=SMALLEST;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=1000;interpolation-heuristic=SMALLEST;log-additional-information=true; [2020-09-21 12:32:46,553 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-21 12:32:46,572 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-21 12:32:46,578 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-21 12:32:46,580 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-21 12:32:46,580 INFO L275 PluginConnector]: CDTParser initialized [2020-09-21 12:32:46,581 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/psyco/psyco_math_1.c [2020-09-21 12:32:46,661 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7c8e1fd4e/141bff6ec72240b8921ad6bd6fa8e79a/FLAG64f3488ad [2020-09-21 12:32:47,202 INFO L306 CDTParser]: Found 1 translation units. [2020-09-21 12:32:47,203 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/psyco/psyco_math_1.c [2020-09-21 12:32:47,222 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7c8e1fd4e/141bff6ec72240b8921ad6bd6fa8e79a/FLAG64f3488ad [2020-09-21 12:32:47,633 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7c8e1fd4e/141bff6ec72240b8921ad6bd6fa8e79a [2020-09-21 12:32:47,646 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-21 12:32:47,652 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-21 12:32:47,653 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-21 12:32:47,653 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-21 12:32:47,660 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-21 12:32:47,662 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:32:47" (1/1) ... [2020-09-21 12:32:47,666 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@87e4b2e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:32:47, skipping insertion in model container [2020-09-21 12:32:47,666 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:32:47" (1/1) ... [2020-09-21 12:32:47,675 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-21 12:32:47,729 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-21 12:32:48,040 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 12:32:48,046 INFO L203 MainTranslator]: Completed pre-run [2020-09-21 12:32:48,171 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 12:32:48,200 INFO L208 MainTranslator]: Completed translation [2020-09-21 12:32:48,200 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:32:48 WrapperNode [2020-09-21 12:32:48,200 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-21 12:32:48,201 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-21 12:32:48,201 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-21 12:32:48,202 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-21 12:32:48,221 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:32:48" (1/1) ... [2020-09-21 12:32:48,221 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:32:48" (1/1) ... [2020-09-21 12:32:48,231 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:32:48" (1/1) ... [2020-09-21 12:32:48,232 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:32:48" (1/1) ... [2020-09-21 12:32:48,243 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:32:48" (1/1) ... [2020-09-21 12:32:48,257 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:32:48" (1/1) ... [2020-09-21 12:32:48,260 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:32:48" (1/1) ... [2020-09-21 12:32:48,264 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-21 12:32:48,265 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-21 12:32:48,265 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-21 12:32:48,265 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-21 12:32:48,267 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:32:48" (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 [2020-09-21 12:32:48,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-21 12:32:48,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-21 12:32:48,347 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-21 12:32:48,347 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-21 12:32:48,347 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-21 12:32:48,347 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-21 12:32:48,348 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-21 12:32:48,348 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-21 12:32:48,901 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-21 12:32:48,902 INFO L295 CfgBuilder]: Removed 9 assume(true) statements. [2020-09-21 12:32:48,907 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 12:32:48 BoogieIcfgContainer [2020-09-21 12:32:48,907 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-21 12:32:48,909 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-21 12:32:48,909 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-21 12:32:48,913 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-21 12:32:48,913 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.09 12:32:47" (1/3) ... [2020-09-21 12:32:48,914 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a0eae1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 12:32:48, skipping insertion in model container [2020-09-21 12:32:48,914 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:32:48" (2/3) ... [2020-09-21 12:32:48,915 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a0eae1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 12:32:48, skipping insertion in model container [2020-09-21 12:32:48,915 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 12:32:48" (3/3) ... [2020-09-21 12:32:48,918 INFO L109 eAbstractionObserver]: Analyzing ICFG psyco_math_1.c [2020-09-21 12:32:48,930 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-21 12:32:48,941 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-21 12:32:48,964 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-21 12:32:48,994 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-21 12:32:48,994 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-21 12:32:48,994 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-21 12:32:48,994 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-21 12:32:48,995 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-21 12:32:48,995 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-21 12:32:48,995 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-21 12:32:48,995 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-21 12:32:49,018 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states. [2020-09-21 12:32:49,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-09-21 12:32:49,025 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 12:32:49,026 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 12:32:49,026 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 12:32:49,033 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 12:32:49,033 INFO L82 PathProgramCache]: Analyzing trace with hash 1894488840, now seen corresponding path program 1 times [2020-09-21 12:32:49,043 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 12:32:49,044 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [914420916] [2020-09-21 12:32:49,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 12:32:49,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:32:49,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:32:49,370 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:32:49,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-09-21 12:32:49,371 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:32:49,371 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 166 [2020-09-21 12:32:49,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:32:49,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:32:49,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 18 [2020-09-21 12:32:49,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:32:49,378 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 6 [2020-09-21 12:32:49,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 12:32:49,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:32:49,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:32:49,561 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:32:49,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:32:49,562 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:32:49,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-09-21 12:32:49,562 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:32:49,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:32:49,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:32:49,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:32:49,563 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:32:49,575 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 12:32:49,576 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [914420916] [2020-09-21 12:32:49,578 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 12:32:49,578 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-09-21 12:32:49,579 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1020069877] [2020-09-21 12:32:49,586 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-09-21 12:32:49,586 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 12:32:49,602 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-09-21 12:32:49,603 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-09-21 12:32:49,605 INFO L87 Difference]: Start difference. First operand 75 states. Second operand 3 states. [2020-09-21 12:32:49,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 12:32:49,673 INFO L93 Difference]: Finished difference Result 139 states and 258 transitions. [2020-09-21 12:32:49,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-09-21 12:32:49,675 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 13 [2020-09-21 12:32:49,676 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 12:32:49,685 INFO L225 Difference]: With dead ends: 139 [2020-09-21 12:32:49,685 INFO L226 Difference]: Without dead ends: 0 [2020-09-21 12:32:49,691 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-09-21 12:32:49,712 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-21 12:32:49,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-21 12:32:49,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-21 12:32:49,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-21 12:32:49,724 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 13 [2020-09-21 12:32:49,724 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 12:32:49,724 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-21 12:32:49,725 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-09-21 12:32:49,725 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-21 12:32:49,725 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-21 12:32:49,726 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-21 12:32:49,728 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-21 12:32:49,859 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-09-21 12:32:49,860 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~m_IntMath~0 |old(~m_IntMath~0)|) (= ~m_mod_2~0 |old(~m_mod_2~0)|) (= ~m_factorial_2~0 |old(~m_factorial_2~0)|) (= ~m_isPowerOfTwo~0 |old(~m_isPowerOfTwo~0)|) (= ~m_checkedMultiply~0 |old(~m_checkedMultiply~0)|) (= ~m_mod_1~0 |old(~m_mod_1~0)|) (= ~m_checkedAdd~0 |old(~m_checkedAdd~0)|) (= ~m_checkedSubtract~0 |old(~m_checkedSubtract~0)|) (= ~m_log2~0 |old(~m_log2~0)|) (= ~m_factorial_1~0 |old(~m_factorial_1~0)|) (= ~m_log10~0 |old(~m_log10~0)|)) [2020-09-21 12:32:49,860 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-09-21 12:32:49,860 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-09-21 12:32:49,860 INFO L271 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: true [2020-09-21 12:32:49,861 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-09-21 12:32:49,861 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-09-21 12:32:49,861 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 18 361) no Hoare annotation was computed. [2020-09-21 12:32:49,861 INFO L268 CegarLoopResult]: For program point L184(lines 184 194) no Hoare annotation was computed. [2020-09-21 12:32:49,861 INFO L268 CegarLoopResult]: For program point L85(lines 85 100) no Hoare annotation was computed. [2020-09-21 12:32:49,862 INFO L268 CegarLoopResult]: For program point L52(lines 52 62) no Hoare annotation was computed. [2020-09-21 12:32:49,862 INFO L268 CegarLoopResult]: For program point L234(lines 234 236) no Hoare annotation was computed. [2020-09-21 12:32:49,862 INFO L268 CegarLoopResult]: For program point L69(lines 69 84) no Hoare annotation was computed. [2020-09-21 12:32:49,862 INFO L268 CegarLoopResult]: For program point L152(lines 152 166) no Hoare annotation was computed. [2020-09-21 12:32:49,862 INFO L268 CegarLoopResult]: For program point L119(lines 119 130) no Hoare annotation was computed. [2020-09-21 12:32:49,862 INFO L268 CegarLoopResult]: For program point L169(lines 169 179) no Hoare annotation was computed. [2020-09-21 12:32:49,863 INFO L268 CegarLoopResult]: For program point L136(lines 136 353) no Hoare annotation was computed. [2020-09-21 12:32:49,863 INFO L268 CegarLoopResult]: For program point L103(lines 103 114) no Hoare annotation was computed. [2020-09-21 12:32:49,863 INFO L268 CegarLoopResult]: For program point L219(lines 219 221) no Hoare annotation was computed. [2020-09-21 12:32:49,863 INFO L268 CegarLoopResult]: For program point L87(lines 87 98) no Hoare annotation was computed. [2020-09-21 12:32:49,863 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 18 361) no Hoare annotation was computed. [2020-09-21 12:32:49,864 INFO L268 CegarLoopResult]: For program point L203(lines 203 205) no Hoare annotation was computed. [2020-09-21 12:32:49,864 INFO L268 CegarLoopResult]: For program point L137(lines 137 151) no Hoare annotation was computed. [2020-09-21 12:32:49,864 INFO L268 CegarLoopResult]: For program point L71(lines 71 82) no Hoare annotation was computed. [2020-09-21 12:32:49,864 INFO L271 CegarLoopResult]: At program point L352(lines 26 356) the Hoare annotation is: true [2020-09-21 12:32:49,864 INFO L268 CegarLoopResult]: For program point L154(lines 154 164) no Hoare annotation was computed. [2020-09-21 12:32:49,865 INFO L268 CegarLoopResult]: For program point L336(lines 336 350) no Hoare annotation was computed. [2020-09-21 12:32:49,865 INFO L268 CegarLoopResult]: For program point L188(lines 188 190) no Hoare annotation was computed. [2020-09-21 12:32:49,865 INFO L268 CegarLoopResult]: For program point L56(lines 56 58) no Hoare annotation was computed. [2020-09-21 12:32:49,865 INFO L268 CegarLoopResult]: For program point L139(lines 139 149) no Hoare annotation was computed. [2020-09-21 12:32:49,865 INFO L268 CegarLoopResult]: For program point L321(lines 321 335) no Hoare annotation was computed. [2020-09-21 12:32:49,865 INFO L268 CegarLoopResult]: For program point L123(lines 123 125) no Hoare annotation was computed. [2020-09-21 12:32:49,866 INFO L268 CegarLoopResult]: For program point L338(lines 338 348) no Hoare annotation was computed. [2020-09-21 12:32:49,866 INFO L268 CegarLoopResult]: For program point L305(lines 305 320) no Hoare annotation was computed. [2020-09-21 12:32:49,866 INFO L268 CegarLoopResult]: For program point L173(lines 173 175) no Hoare annotation was computed. [2020-09-21 12:32:49,866 INFO L268 CegarLoopResult]: For program point L107(lines 107 109) no Hoare annotation was computed. [2020-09-21 12:32:49,866 INFO L268 CegarLoopResult]: For program point L289(lines 289 304) no Hoare annotation was computed. [2020-09-21 12:32:49,867 INFO L268 CegarLoopResult]: For program point L91(lines 91 93) no Hoare annotation was computed. [2020-09-21 12:32:49,867 INFO L268 CegarLoopResult]: For program point L75(lines 75 77) no Hoare annotation was computed. [2020-09-21 12:32:49,867 INFO L268 CegarLoopResult]: For program point L323(lines 323 333) no Hoare annotation was computed. [2020-09-21 12:32:49,867 INFO L268 CegarLoopResult]: For program point L158(lines 158 160) no Hoare annotation was computed. [2020-09-21 12:32:49,868 INFO L271 CegarLoopResult]: At program point L26-2(lines 26 356) the Hoare annotation is: true [2020-09-21 12:32:49,868 INFO L268 CegarLoopResult]: For program point L26-3(lines 26 356) no Hoare annotation was computed. [2020-09-21 12:32:49,868 INFO L268 CegarLoopResult]: For program point L307(lines 307 318) no Hoare annotation was computed. [2020-09-21 12:32:49,868 INFO L268 CegarLoopResult]: For program point L274(lines 274 288) no Hoare annotation was computed. [2020-09-21 12:32:49,868 INFO L268 CegarLoopResult]: For program point L291(lines 291 302) no Hoare annotation was computed. [2020-09-21 12:32:49,868 INFO L268 CegarLoopResult]: For program point L143(lines 143 145) no Hoare annotation was computed. [2020-09-21 12:32:49,869 INFO L268 CegarLoopResult]: For program point L259(lines 259 273) no Hoare annotation was computed. [2020-09-21 12:32:49,869 INFO L268 CegarLoopResult]: For program point L342(lines 342 344) no Hoare annotation was computed. [2020-09-21 12:32:49,869 INFO L268 CegarLoopResult]: For program point L276(lines 276 286) no Hoare annotation was computed. [2020-09-21 12:32:49,869 INFO L268 CegarLoopResult]: For program point L243(lines 243 258) no Hoare annotation was computed. [2020-09-21 12:32:49,870 INFO L264 CegarLoopResult]: At program point L343(lines 18 361) the Hoare annotation is: false [2020-09-21 12:32:49,870 INFO L268 CegarLoopResult]: For program point L327(lines 327 329) no Hoare annotation was computed. [2020-09-21 12:32:49,870 INFO L268 CegarLoopResult]: For program point L261(lines 261 271) no Hoare annotation was computed. [2020-09-21 12:32:49,870 INFO L268 CegarLoopResult]: For program point L228(lines 228 242) no Hoare annotation was computed. [2020-09-21 12:32:49,871 INFO L268 CegarLoopResult]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 360) no Hoare annotation was computed. [2020-09-21 12:32:49,871 INFO L271 CegarLoopResult]: At program point mainENTRY(lines 18 361) the Hoare annotation is: true [2020-09-21 12:32:49,871 INFO L268 CegarLoopResult]: For program point L311(lines 311 313) no Hoare annotation was computed. [2020-09-21 12:32:49,871 INFO L268 CegarLoopResult]: For program point L245(lines 245 256) no Hoare annotation was computed. [2020-09-21 12:32:49,871 INFO L268 CegarLoopResult]: For program point L295(lines 295 297) no Hoare annotation was computed. [2020-09-21 12:32:49,872 INFO L268 CegarLoopResult]: For program point L213(lines 213 227) no Hoare annotation was computed. [2020-09-21 12:32:49,872 INFO L268 CegarLoopResult]: For program point L230(lines 230 240) no Hoare annotation was computed. [2020-09-21 12:32:49,872 INFO L268 CegarLoopResult]: For program point L197(lines 197 212) no Hoare annotation was computed. [2020-09-21 12:32:49,872 INFO L268 CegarLoopResult]: For program point L280(lines 280 282) no Hoare annotation was computed. [2020-09-21 12:32:49,872 INFO L268 CegarLoopResult]: For program point L49(lines 49 67) no Hoare annotation was computed. [2020-09-21 12:32:49,873 INFO L268 CegarLoopResult]: For program point L215(lines 215 225) no Hoare annotation was computed. [2020-09-21 12:32:49,873 INFO L268 CegarLoopResult]: For program point L182(lines 182 196) no Hoare annotation was computed. [2020-09-21 12:32:49,873 INFO L268 CegarLoopResult]: For program point L50(lines 50 64) no Hoare annotation was computed. [2020-09-21 12:32:49,873 INFO L268 CegarLoopResult]: For program point L265(lines 265 267) no Hoare annotation was computed. [2020-09-21 12:32:49,873 INFO L268 CegarLoopResult]: For program point L199(lines 199 210) no Hoare annotation was computed. [2020-09-21 12:32:49,874 INFO L268 CegarLoopResult]: For program point L249(lines 249 251) no Hoare annotation was computed. [2020-09-21 12:32:49,874 INFO L268 CegarLoopResult]: For program point L117(lines 117 132) no Hoare annotation was computed. [2020-09-21 12:32:49,874 INFO L268 CegarLoopResult]: For program point L167(lines 167 181) no Hoare annotation was computed. [2020-09-21 12:32:49,874 INFO L268 CegarLoopResult]: For program point L101(lines 101 116) no Hoare annotation was computed. [2020-09-21 12:32:49,874 INFO L268 CegarLoopResult]: For program point L68(lines 68 135) no Hoare annotation was computed. [2020-09-21 12:32:49,889 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.09 12:32:49 BoogieIcfgContainer [2020-09-21 12:32:49,889 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-09-21 12:32:49,893 INFO L168 Benchmark]: Toolchain (without parser) took 2243.58 ms. Allocated memory was 138.9 MB in the beginning and 201.9 MB in the end (delta: 62.9 MB). Free memory was 101.2 MB in the beginning and 93.3 MB in the end (delta: 7.8 MB). Peak memory consumption was 70.7 MB. Max. memory is 7.1 GB. [2020-09-21 12:32:49,894 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 138.9 MB. Free memory was 120.5 MB in the beginning and 120.3 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-09-21 12:32:49,895 INFO L168 Benchmark]: CACSL2BoogieTranslator took 548.17 ms. Allocated memory was 138.9 MB in the beginning and 201.9 MB in the end (delta: 62.9 MB). Free memory was 100.5 MB in the beginning and 178.1 MB in the end (delta: -77.6 MB). Peak memory consumption was 23.0 MB. Max. memory is 7.1 GB. [2020-09-21 12:32:49,896 INFO L168 Benchmark]: Boogie Preprocessor took 63.00 ms. Allocated memory is still 201.9 MB. Free memory was 178.1 MB in the beginning and 176.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2020-09-21 12:32:49,897 INFO L168 Benchmark]: RCFGBuilder took 642.89 ms. Allocated memory is still 201.9 MB. Free memory was 176.1 MB in the beginning and 146.7 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 7.1 GB. [2020-09-21 12:32:49,898 INFO L168 Benchmark]: TraceAbstraction took 980.49 ms. Allocated memory is still 201.9 MB. Free memory was 146.0 MB in the beginning and 93.3 MB in the end (delta: 52.7 MB). Peak memory consumption was 52.7 MB. Max. memory is 7.1 GB. [2020-09-21 12:32:49,902 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 138.9 MB. Free memory was 120.5 MB in the beginning and 120.3 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 548.17 ms. Allocated memory was 138.9 MB in the beginning and 201.9 MB in the end (delta: 62.9 MB). Free memory was 100.5 MB in the beginning and 178.1 MB in the end (delta: -77.6 MB). Peak memory consumption was 23.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 63.00 ms. Allocated memory is still 201.9 MB. Free memory was 178.1 MB in the beginning and 176.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 642.89 ms. Allocated memory is still 201.9 MB. Free memory was 176.1 MB in the beginning and 146.7 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 980.49 ms. Allocated memory is still 201.9 MB. Free memory was 146.0 MB in the beginning and 93.3 MB in the end (delta: 52.7 MB). Peak memory consumption was 52.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 360]: 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: 0 - InvariantResult [Line: 26]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 26]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 75 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 0.7s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 99 SDtfs, 92 SDslu, 3 SDs, 0 SdLazy, 2 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=75occurred 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, 7 LocationsWithAnnotation, 7 PreInvPairs, 9 NumberOfFragments, 40 HoareAnnotationTreeSize, 7 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 99 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 12 ConstructedInterpolants, 0 QuantifiedInterpolants, 540 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...