/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Overflow-32bit-Automizer_Default.epf -i ../sv-benchmarks/c/float-benchs/sin_interpolated_negation.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-05d3305-m [2022-10-16 11:55:12,087 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-16 11:55:12,092 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-16 11:55:12,170 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-16 11:55:12,171 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-16 11:55:12,175 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-16 11:55:12,180 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-16 11:55:12,188 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-16 11:55:12,191 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-16 11:55:12,198 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-16 11:55:12,199 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-16 11:55:12,202 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-16 11:55:12,202 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-16 11:55:12,205 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-16 11:55:12,207 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-16 11:55:12,213 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-16 11:55:12,215 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-16 11:55:12,217 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-16 11:55:12,222 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-16 11:55:12,232 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-16 11:55:12,234 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-16 11:55:12,236 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-16 11:55:12,238 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-16 11:55:12,241 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-16 11:55:12,251 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-16 11:55:12,252 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-16 11:55:12,252 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-16 11:55:12,254 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-16 11:55:12,255 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-16 11:55:12,256 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-16 11:55:12,256 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-16 11:55:12,257 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-16 11:55:12,260 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-16 11:55:12,261 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-16 11:55:12,262 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-16 11:55:12,263 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-16 11:55:12,264 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-16 11:55:12,264 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-16 11:55:12,265 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-16 11:55:12,266 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-16 11:55:12,267 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-16 11:55:12,272 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Overflow-32bit-Automizer_Default.epf [2022-10-16 11:55:12,328 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-16 11:55:12,329 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-16 11:55:12,330 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-16 11:55:12,330 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-16 11:55:12,332 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-16 11:55:12,332 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-16 11:55:12,335 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-16 11:55:12,336 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-16 11:55:12,336 INFO L138 SettingsManager]: * Use SBE=true [2022-10-16 11:55:12,336 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-16 11:55:12,337 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-16 11:55:12,338 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-16 11:55:12,338 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-16 11:55:12,338 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-16 11:55:12,339 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-16 11:55:12,339 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-16 11:55:12,339 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-16 11:55:12,339 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-16 11:55:12,339 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-16 11:55:12,340 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-16 11:55:12,340 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-16 11:55:12,340 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-16 11:55:12,340 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-16 11:55:12,341 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-16 11:55:12,341 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-16 11:55:12,341 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-16 11:55:12,341 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 11:55:12,342 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-16 11:55:12,342 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-16 11:55:12,342 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-16 11:55:12,342 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-16 11:55:12,343 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-16 11:55:12,343 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-16 11:55:12,344 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-10-16 11:55:12,763 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-16 11:55:12,796 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-16 11:55:12,799 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-16 11:55:12,801 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-16 11:55:12,802 INFO L275 PluginConnector]: CDTParser initialized [2022-10-16 11:55:12,804 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-benchs/sin_interpolated_negation.c [2022-10-16 11:55:12,894 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4cac824ff/dcbea6f458ba4f5fbbc46d7c5acf80ac/FLAG582344b43 [2022-10-16 11:55:13,473 INFO L306 CDTParser]: Found 1 translation units. [2022-10-16 11:55:13,474 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-benchs/sin_interpolated_negation.c [2022-10-16 11:55:13,488 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4cac824ff/dcbea6f458ba4f5fbbc46d7c5acf80ac/FLAG582344b43 [2022-10-16 11:55:13,817 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4cac824ff/dcbea6f458ba4f5fbbc46d7c5acf80ac [2022-10-16 11:55:13,820 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-16 11:55:13,839 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-10-16 11:55:13,847 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-16 11:55:13,847 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-16 11:55:13,851 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-16 11:55:13,853 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 11:55:13" (1/1) ... [2022-10-16 11:55:13,859 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4daf9d8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:55:13, skipping insertion in model container [2022-10-16 11:55:13,859 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 11:55:13" (1/1) ... [2022-10-16 11:55:13,873 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-16 11:55:13,910 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-16 11:55:14,172 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-benchs/sin_interpolated_negation.c[684,697] [2022-10-16 11:55:14,252 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 11:55:14,363 INFO L203 MainTranslator]: Completed pre-run [2022-10-16 11:55:14,385 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-benchs/sin_interpolated_negation.c[684,697] [2022-10-16 11:55:14,420 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 11:55:14,497 INFO L208 MainTranslator]: Completed translation [2022-10-16 11:55:14,497 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:55:14 WrapperNode [2022-10-16 11:55:14,497 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-16 11:55:14,499 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-16 11:55:14,499 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-16 11:55:14,499 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-16 11:55:14,508 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:55:14" (1/1) ... [2022-10-16 11:55:14,528 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:55:14" (1/1) ... [2022-10-16 11:55:14,610 INFO L138 Inliner]: procedures = 21, calls = 382, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 405 [2022-10-16 11:55:14,611 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-16 11:55:14,612 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-16 11:55:14,612 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-16 11:55:14,612 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-16 11:55:14,624 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:55:14" (1/1) ... [2022-10-16 11:55:14,625 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:55:14" (1/1) ... [2022-10-16 11:55:14,649 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:55:14" (1/1) ... [2022-10-16 11:55:14,649 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:55:14" (1/1) ... [2022-10-16 11:55:14,678 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:55:14" (1/1) ... [2022-10-16 11:55:14,683 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:55:14" (1/1) ... [2022-10-16 11:55:14,686 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:55:14" (1/1) ... [2022-10-16 11:55:14,689 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:55:14" (1/1) ... [2022-10-16 11:55:14,694 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-16 11:55:14,725 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-16 11:55:14,726 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-16 11:55:14,726 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-16 11:55:14,727 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:55:14" (1/1) ... [2022-10-16 11:55:14,735 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 11:55:14,748 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 11:55:14,763 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-16 11:55:14,787 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-16 11:55:14,826 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-16 11:55:14,827 INFO L130 BoogieDeclarations]: Found specification of procedure SIN_POS [2022-10-16 11:55:14,827 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN_POS [2022-10-16 11:55:14,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-16 11:55:14,827 INFO L130 BoogieDeclarations]: Found specification of procedure SIN_0_180 [2022-10-16 11:55:14,827 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN_0_180 [2022-10-16 11:55:14,828 INFO L130 BoogieDeclarations]: Found specification of procedure SIN_180 [2022-10-16 11:55:14,828 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN_180 [2022-10-16 11:55:14,828 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2022-10-16 11:55:14,828 INFO L130 BoogieDeclarations]: Found specification of procedure SIN [2022-10-16 11:55:14,828 INFO L138 BoogieDeclarations]: Found implementation of procedure SIN [2022-10-16 11:55:14,829 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-16 11:55:14,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-16 11:55:14,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2022-10-16 11:55:14,908 INFO L235 CfgBuilder]: Building ICFG [2022-10-16 11:55:14,910 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-16 11:55:15,508 INFO L276 CfgBuilder]: Performing block encoding [2022-10-16 11:55:15,516 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-16 11:55:15,516 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-16 11:55:15,519 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 11:55:15 BoogieIcfgContainer [2022-10-16 11:55:15,519 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-16 11:55:15,522 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-16 11:55:15,522 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-16 11:55:15,526 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-16 11:55:15,526 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 11:55:13" (1/3) ... [2022-10-16 11:55:15,527 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1cb07e88 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 11:55:15, skipping insertion in model container [2022-10-16 11:55:15,527 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:55:14" (2/3) ... [2022-10-16 11:55:15,528 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1cb07e88 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 11:55:15, skipping insertion in model container [2022-10-16 11:55:15,528 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 11:55:15" (3/3) ... [2022-10-16 11:55:15,530 INFO L112 eAbstractionObserver]: Analyzing ICFG sin_interpolated_negation.c [2022-10-16 11:55:15,553 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-16 11:55:15,553 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-10-16 11:55:15,611 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-16 11:55:15,620 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@31d57e93, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-16 11:55:15,620 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-10-16 11:55:15,626 INFO L276 IsEmpty]: Start isEmpty. Operand has 47 states, 32 states have (on average 1.28125) internal successors, (41), 34 states have internal predecessors, (41), 8 states have call successors, (8), 4 states have call predecessors, (8), 4 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2022-10-16 11:55:15,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-16 11:55:15,636 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 11:55:15,637 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 11:55:15,638 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting SIN_0_180Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [SIN_0_180Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, SIN_0_180Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-10-16 11:55:15,644 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 11:55:15,645 INFO L85 PathProgramCache]: Analyzing trace with hash -796963900, now seen corresponding path program 1 times [2022-10-16 11:55:15,657 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 11:55:15,658 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1857743085] [2022-10-16 11:55:15,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 11:55:15,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 11:55:15,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 11:55:16,072 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 11:55:16,073 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 11:55:16,073 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1857743085] [2022-10-16 11:55:16,074 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1857743085] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 11:55:16,074 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 11:55:16,075 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-16 11:55:16,077 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1174451158] [2022-10-16 11:55:16,077 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 11:55:16,083 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-10-16 11:55:16,083 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 11:55:16,119 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-10-16 11:55:16,120 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-10-16 11:55:16,122 INFO L87 Difference]: Start difference. First operand has 47 states, 32 states have (on average 1.28125) internal successors, (41), 34 states have internal predecessors, (41), 8 states have call successors, (8), 4 states have call predecessors, (8), 4 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) Second operand has 2 states, 2 states have (on average 6.5) internal successors, (13), 2 states have internal predecessors, (13), 1 states have call successors, (4), 1 states have call predecessors, (4), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 11:55:16,154 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 11:55:16,155 INFO L93 Difference]: Finished difference Result 92 states and 112 transitions. [2022-10-16 11:55:16,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-16 11:55:16,158 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 6.5) internal successors, (13), 2 states have internal predecessors, (13), 1 states have call successors, (4), 1 states have call predecessors, (4), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2022-10-16 11:55:16,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 11:55:16,168 INFO L225 Difference]: With dead ends: 92 [2022-10-16 11:55:16,168 INFO L226 Difference]: Without dead ends: 42 [2022-10-16 11:55:16,176 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-10-16 11:55:16,181 INFO L413 NwaCegarLoop]: 54 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 54 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-16 11:55:16,183 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 54 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-16 11:55:16,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2022-10-16 11:55:16,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 42. [2022-10-16 11:55:16,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42 states, 28 states have (on average 1.1785714285714286) internal successors, (33), 29 states have internal predecessors, (33), 8 states have call successors, (8), 4 states have call predecessors, (8), 4 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2022-10-16 11:55:16,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 49 transitions. [2022-10-16 11:55:16,238 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 49 transitions. Word has length 17 [2022-10-16 11:55:16,238 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 11:55:16,239 INFO L495 AbstractCegarLoop]: Abstraction has 42 states and 49 transitions. [2022-10-16 11:55:16,239 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 6.5) internal successors, (13), 2 states have internal predecessors, (13), 1 states have call successors, (4), 1 states have call predecessors, (4), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 11:55:16,239 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 49 transitions. [2022-10-16 11:55:16,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-16 11:55:16,241 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 11:55:16,241 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 11:55:16,241 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-16 11:55:16,242 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting SIN_0_180Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [SIN_0_180Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, SIN_0_180Err1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-10-16 11:55:16,243 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 11:55:16,243 INFO L85 PathProgramCache]: Analyzing trace with hash -1808081150, now seen corresponding path program 1 times [2022-10-16 11:55:16,243 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 11:55:16,244 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [338706721] [2022-10-16 11:55:16,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 11:55:16,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 11:55:16,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-16 11:55:16,365 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-16 11:55:16,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-16 11:55:16,490 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-16 11:55:16,491 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-10-16 11:55:16,493 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location SIN_0_180Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2022-10-16 11:55:16,496 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location SIN_0_180Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2022-10-16 11:55:16,496 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-10-16 11:55:16,501 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1] [2022-10-16 11:55:16,506 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-10-16 11:55:16,543 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.10 11:55:16 BoogieIcfgContainer [2022-10-16 11:55:16,543 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-10-16 11:55:16,544 INFO L158 Benchmark]: Toolchain (without parser) took 2721.83ms. Allocated memory is still 152.0MB. Free memory was 126.1MB in the beginning and 62.1MB in the end (delta: 64.0MB). Peak memory consumption was 64.4MB. Max. memory is 8.0GB. [2022-10-16 11:55:16,545 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 152.0MB. Free memory is still 121.5MB. There was no memory consumed. Max. memory is 8.0GB. [2022-10-16 11:55:16,546 INFO L158 Benchmark]: CACSL2BoogieTranslator took 651.03ms. Allocated memory is still 152.0MB. Free memory was 125.9MB in the beginning and 106.4MB in the end (delta: 19.5MB). Peak memory consumption was 19.9MB. Max. memory is 8.0GB. [2022-10-16 11:55:16,546 INFO L158 Benchmark]: Boogie Procedure Inliner took 112.34ms. Allocated memory is still 152.0MB. Free memory was 106.3MB in the beginning and 101.8MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2022-10-16 11:55:16,547 INFO L158 Benchmark]: Boogie Preprocessor took 112.83ms. Allocated memory is still 152.0MB. Free memory was 101.8MB in the beginning and 133.9MB in the end (delta: -32.1MB). Peak memory consumption was 8.9MB. Max. memory is 8.0GB. [2022-10-16 11:55:16,548 INFO L158 Benchmark]: RCFGBuilder took 793.63ms. Allocated memory is still 152.0MB. Free memory was 133.9MB in the beginning and 109.8MB in the end (delta: 24.1MB). Peak memory consumption was 24.1MB. Max. memory is 8.0GB. [2022-10-16 11:55:16,549 INFO L158 Benchmark]: TraceAbstraction took 1021.29ms. Allocated memory is still 152.0MB. Free memory was 108.7MB in the beginning and 62.1MB in the end (delta: 46.7MB). Peak memory consumption was 46.1MB. Max. memory is 8.0GB. [2022-10-16 11:55:16,552 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 152.0MB. Free memory is still 121.5MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 651.03ms. Allocated memory is still 152.0MB. Free memory was 125.9MB in the beginning and 106.4MB in the end (delta: 19.5MB). Peak memory consumption was 19.9MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 112.34ms. Allocated memory is still 152.0MB. Free memory was 106.3MB in the beginning and 101.8MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 112.83ms. Allocated memory is still 152.0MB. Free memory was 101.8MB in the beginning and 133.9MB in the end (delta: -32.1MB). Peak memory consumption was 8.9MB. Max. memory is 8.0GB. * RCFGBuilder took 793.63ms. Allocated memory is still 152.0MB. Free memory was 133.9MB in the beginning and 109.8MB in the end (delta: 24.1MB). Peak memory consumption was 24.1MB. Max. memory is 8.0GB. * TraceAbstraction took 1021.29ms. Allocated memory is still 152.0MB. Free memory was 108.7MB in the beginning and 62.1MB in the end (delta: 46.7MB). Peak memory consumption was 46.1MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 124]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of to_int at line 121, overapproximation of someUnaryDOUBLEoperation at line 130, overapproximation of someBinaryArithmeticDOUBLEoperation at line 120, overapproximation of someBinaryDOUBLEComparisonOperation at line 130, overapproximation of to_real at line 122. Possible FailurePath: [L20-L112] const double T[362] = { 0.00000000000000, 0.01745240643728, 0.03489949670250, 0.05233595624294, 0.06975647374413, 0.08715574274766, 0.10452846326765, 0.12186934340515, 0.13917310096007, 0.15643446504023, 0.17364817766693, 0.19080899537654, 0.20791169081776, 0.22495105434386, 0.24192189559967, 0.25881904510252, 0.27563735581700, 0.29237170472274, 0.30901699437495, 0.32556815445716, 0.34202014332567, 0.35836794954530, 0.37460659341591, 0.39073112848927, 0.40673664307580, 0.42261826174070, 0.43837114678908, 0.45399049973955, 0.46947156278589, 0.48480962024634, 0.50000000000000, 0.51503807491005, 0.52991926423320, 0.54463903501503, 0.55919290347075, 0.57357643635105, 0.58778525229247, 0.60181502315205, 0.61566147532566, 0.62932039104984, 0.64278760968654, 0.65605902899051, 0.66913060635886, 0.68199836006250, 0.69465837045900, 0.70710678118655, 0.71933980033865, 0.73135370161917, 0.74314482547739, 0.75470958022277, 0.76604444311898, 0.77714596145697, 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-0.65605902899051, -0.64278760968654, -0.62932039104984, -0.61566147532566, -0.60181502315205, -0.58778525229247, -0.57357643635105, -0.55919290347075, -0.54463903501503, -0.52991926423321, -0.51503807491005, -0.50000000000000, -0.48480962024634, -0.46947156278589, -0.45399049973955, -0.43837114678908, -0.42261826174070, -0.40673664307580, -0.39073112848927, -0.37460659341591, -0.35836794954530, -0.34202014332567, -0.32556815445716, -0.30901699437495, -0.29237170472274, -0.27563735581700, -0.25881904510252, -0.24192189559967, -0.22495105434387, -0.20791169081776, -0.19080899537654, -0.17364817766693, -0.15643446504023, -0.13917310096007, -0.12186934340515, -0.10452846326765, -0.08715574274766, -0.06975647374413, -0.05233595624294, -0.03489949670250, -0.01745240643728, 0, 0 }; VAL [T={4:0}] [L148] double a, aa, r; [L150] a = -360 VAL [T={4:0}] [L150] COND TRUE a <= 360 [L151] aa = __VERIFIER_nondet_double() [L152] CALL assume_abort_if_not(aa >= a / 2. && aa <= (a+1.) / 2.) [L15] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, T={4:0}] [L152] RET assume_abort_if_not(aa >= a / 2. && aa <= (a+1.) / 2.) [L154] CALL SIN(aa) VAL [\old(x)=17179869179, T={4:0}] [L142] COND FALSE !(x<0) VAL [\old(x)=17179869179, T={4:0}, x=17179869179] [L143] CALL SIN_POS(x) VAL [\old(x)=17179869179, T={4:0}] [L136] COND TRUE x>180 VAL [\old(x)=17179869179, T={4:0}, x=17179869179] [L136] CALL SIN_180(x-360.*(int)((x+180.)/360.)) VAL [T={4:0}] [L130] COND TRUE x<0 VAL [\old(x)=17179869180, T={4:0}, x=17179869180] [L130] CALL SIN_0_180(-x) VAL [T={4:0}] [L117] double dx, i_dx, v_inf; [L118] double v_sup; [L119] int i; [L120] dx = 2*x [L121] i = dx [L122] i_dx = i [L123] EXPR T[i] [L123] v_inf = T[i] [L124] i+1 VAL [\old(x)=17179869178, i=2147483647, T={4:0}, v_inf=17179869177, x=17179869178] - UnprovableResult [Line: 124]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 47 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 54 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 0 IncrementalHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 54 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=47occurred in iteration=0, InterpolantAutomatonStates: 2, 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, 0.2s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 34 NumberOfCodeBlocks, 34 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 16 ConstructedInterpolants, 0 QuantifiedInterpolants, 16 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 [2022-10-16 11:55:16,610 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...