/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --core.log.level.for.class de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationJordan_32.epf -i ../../../trunk/examples/svcomp/float-newlib/double_req_bl_0330b.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-d966a43 [2022-01-31 22:58:09,780 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-01-31 22:58:09,782 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-01-31 22:58:09,846 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-01-31 22:58:09,847 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-01-31 22:58:09,848 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-01-31 22:58:09,849 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-01-31 22:58:09,850 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-01-31 22:58:09,852 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-01-31 22:58:09,853 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-01-31 22:58:09,854 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-01-31 22:58:09,855 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-01-31 22:58:09,858 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-01-31 22:58:09,862 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-01-31 22:58:09,864 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-01-31 22:58:09,866 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-01-31 22:58:09,867 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-01-31 22:58:09,868 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-01-31 22:58:09,875 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-01-31 22:58:09,878 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-01-31 22:58:09,880 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-01-31 22:58:09,881 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-01-31 22:58:09,883 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-01-31 22:58:09,884 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-01-31 22:58:09,889 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-01-31 22:58:09,895 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-01-31 22:58:09,896 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-01-31 22:58:09,896 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-01-31 22:58:09,901 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationJordan_32.epf [2022-01-31 22:58:09,912 INFO L113 SettingsManager]: Loading preferences was successful [2022-01-31 22:58:09,912 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-01-31 22:58:09,914 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-01-31 22:58:09,914 INFO L138 SettingsManager]: * sizeof long=4 [2022-01-31 22:58:09,914 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-01-31 22:58:09,914 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-01-31 22:58:09,914 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-01-31 22:58:09,914 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-01-31 22:58:09,914 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-01-31 22:58:09,915 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-01-31 22:58:09,915 INFO L138 SettingsManager]: * sizeof long double=12 [2022-01-31 22:58:09,916 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-01-31 22:58:09,916 INFO L138 SettingsManager]: * Use constant arrays=true [2022-01-31 22:58:09,916 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-01-31 22:58:09,916 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-01-31 22:58:09,916 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-01-31 22:58:09,916 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-01-31 22:58:09,916 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-01-31 22:58:09,916 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-31 22:58:09,917 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-01-31 22:58:09,917 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2022-01-31 22:58:09,917 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-01-31 22:58:09,917 INFO L138 SettingsManager]: * Loop acceleration method that is used by accelerated interpolation=JORDAN [2022-01-31 22:58:09,917 INFO L138 SettingsManager]: * Use separate solver for trace checks=false 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-01-31 22:58:10,160 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-01-31 22:58:10,182 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-01-31 22:58:10,184 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-01-31 22:58:10,185 INFO L271 PluginConnector]: Initializing CDTParser... [2022-01-31 22:58:10,187 INFO L275 PluginConnector]: CDTParser initialized [2022-01-31 22:58:10,189 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_0330b.c [2022-01-31 22:58:10,244 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/605c7521a/63d44d67ec0146cca9b776d4ec94e82d/FLAG136cadd1b [2022-01-31 22:58:10,660 INFO L306 CDTParser]: Found 1 translation units. [2022-01-31 22:58:10,661 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_0330b.c [2022-01-31 22:58:10,671 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/605c7521a/63d44d67ec0146cca9b776d4ec94e82d/FLAG136cadd1b [2022-01-31 22:58:10,680 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/605c7521a/63d44d67ec0146cca9b776d4ec94e82d [2022-01-31 22:58:10,683 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-01-31 22:58:10,684 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-01-31 22:58:10,685 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-01-31 22:58:10,685 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-01-31 22:58:10,688 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-01-31 22:58:10,688 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.01 10:58:10" (1/1) ... [2022-01-31 22:58:10,689 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5199925a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 10:58:10, skipping insertion in model container [2022-01-31 22:58:10,689 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.01 10:58:10" (1/1) ... [2022-01-31 22:58:10,695 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-01-31 22:58:10,729 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-01-31 22:58:11,019 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_0330b.c[16341,16354] [2022-01-31 22:58:11,022 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-31 22:58:11,036 INFO L203 MainTranslator]: Completed pre-run [2022-01-31 22:58:11,132 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_0330b.c[16341,16354] [2022-01-31 22:58:11,133 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-31 22:58:11,166 INFO L208 MainTranslator]: Completed translation [2022-01-31 22:58:11,166 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 10:58:11 WrapperNode [2022-01-31 22:58:11,167 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-01-31 22:58:11,167 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-01-31 22:58:11,168 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-01-31 22:58:11,168 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-01-31 22:58:11,177 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 10:58:11" (1/1) ... [2022-01-31 22:58:11,178 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 10:58:11" (1/1) ... [2022-01-31 22:58:11,219 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 10:58:11" (1/1) ... [2022-01-31 22:58:11,219 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 10:58:11" (1/1) ... [2022-01-31 22:58:11,292 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 10:58:11" (1/1) ... [2022-01-31 22:58:11,309 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 10:58:11" (1/1) ... [2022-01-31 22:58:11,326 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 10:58:11" (1/1) ... [2022-01-31 22:58:11,333 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-01-31 22:58:11,334 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-01-31 22:58:11,335 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-01-31 22:58:11,335 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-01-31 22:58:11,339 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 10:58:11" (1/1) ... [2022-01-31 22:58:11,347 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-31 22:58:11,359 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-31 22:58:11,373 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) [2022-01-31 22:58:11,398 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 [2022-01-31 22:58:11,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2022-01-31 22:58:11,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-01-31 22:58:11,418 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2022-01-31 22:58:11,419 INFO L138 BoogieDeclarations]: Found implementation of procedure floor_double [2022-01-31 22:58:11,419 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_double [2022-01-31 22:58:11,419 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_double [2022-01-31 22:58:11,420 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_double [2022-01-31 22:58:11,420 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_double [2022-01-31 22:58:11,420 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_rem_pio2 [2022-01-31 22:58:11,421 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_rem_pio2 [2022-01-31 22:58:11,421 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_cos [2022-01-31 22:58:11,421 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_sin [2022-01-31 22:58:11,421 INFO L138 BoogieDeclarations]: Found implementation of procedure cos_double [2022-01-31 22:58:11,421 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2022-01-31 22:58:11,422 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2022-01-31 22:58:11,423 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2022-01-31 22:58:11,424 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2022-01-31 22:58:11,424 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-01-31 22:58:11,424 INFO L130 BoogieDeclarations]: Found specification of procedure floor_double [2022-01-31 22:58:11,424 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-01-31 22:58:11,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2022-01-31 22:58:11,424 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-01-31 22:58:11,424 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-01-31 22:58:11,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-01-31 22:58:11,424 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2022-01-31 22:58:11,424 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_double [2022-01-31 22:58:11,425 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_double [2022-01-31 22:58:11,425 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_double [2022-01-31 22:58:11,425 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_double [2022-01-31 22:58:11,425 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_rem_pio2 [2022-01-31 22:58:11,425 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_rem_pio2 [2022-01-31 22:58:11,425 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_cos [2022-01-31 22:58:11,425 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_sin [2022-01-31 22:58:11,425 INFO L130 BoogieDeclarations]: Found specification of procedure cos_double [2022-01-31 22:58:11,425 INFO L130 BoogieDeclarations]: Found specification of procedure main [2022-01-31 22:58:11,426 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2022-01-31 22:58:11,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-01-31 22:58:11,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2022-01-31 22:58:11,426 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-01-31 22:58:11,568 INFO L234 CfgBuilder]: Building ICFG [2022-01-31 22:58:11,569 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-01-31 22:58:12,275 INFO L275 CfgBuilder]: Performing block encoding [2022-01-31 22:58:12,289 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-01-31 22:58:12,289 INFO L299 CfgBuilder]: Removed 63 assume(true) statements. [2022-01-31 22:58:12,292 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.01 10:58:12 BoogieIcfgContainer [2022-01-31 22:58:12,292 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-01-31 22:58:12,294 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-01-31 22:58:12,294 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-01-31 22:58:12,302 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-01-31 22:58:12,302 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.01 10:58:10" (1/3) ... [2022-01-31 22:58:12,303 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@792677b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.01 10:58:12, skipping insertion in model container [2022-01-31 22:58:12,303 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 10:58:11" (2/3) ... [2022-01-31 22:58:12,303 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@792677b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.01 10:58:12, skipping insertion in model container [2022-01-31 22:58:12,303 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.01 10:58:12" (3/3) ... [2022-01-31 22:58:12,304 INFO L111 eAbstractionObserver]: Analyzing ICFG double_req_bl_0330b.c [2022-01-31 22:58:12,309 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2022-01-31 22:58:12,309 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-01-31 22:58:12,354 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-01-31 22:58:12,361 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=AcceleratedInterpolation, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=All, 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, mLoopAccelerationTechnique=JORDAN [2022-01-31 22:58:12,361 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-01-31 22:58:12,396 INFO L276 IsEmpty]: Start isEmpty. Operand has 285 states, 251 states have (on average 1.6374501992031874) internal successors, (411), 252 states have internal predecessors, (411), 20 states have call successors, (20), 12 states have call predecessors, (20), 12 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2022-01-31 22:58:12,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-01-31 22:58:12,403 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 22:58:12,404 INFO L514 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] [2022-01-31 22:58:12,405 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting mainErr0ASSERT_VIOLATIONERROR_FUNCTION === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 22:58:12,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 22:58:12,409 INFO L85 PathProgramCache]: Analyzing trace with hash -397719560, now seen corresponding path program 1 times [2022-01-31 22:58:12,416 INFO L121 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2022-01-31 22:58:12,416 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1667921658] [2022-01-31 22:58:12,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 22:58:12,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 22:58:12,478 INFO L248 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-01-31 22:58:12,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 22:58:12,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 22:58:12,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 22:58:12,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-01-31 22:58:12,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 22:58:12,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-01-31 22:58:12,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 22:58:12,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-31 22:58:12,949 INFO L139 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2022-01-31 22:58:12,949 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1667921658] [2022-01-31 22:58:12,950 INFO L160 FreeRefinementEngine]: IpTcStrategyModulePreferences [1667921658] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-31 22:58:12,951 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-31 22:58:12,951 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-01-31 22:58:12,952 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1181866513] [2022-01-31 22:58:12,956 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-31 22:58:12,960 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-01-31 22:58:12,960 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2022-01-31 22:58:12,990 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-01-31 22:58:12,991 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-01-31 22:58:12,994 INFO L87 Difference]: Start difference. First operand has 285 states, 251 states have (on average 1.6374501992031874) internal successors, (411), 252 states have internal predecessors, (411), 20 states have call successors, (20), 12 states have call predecessors, (20), 12 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) Second operand has 4 states, 4 states have (on average 3.75) internal successors, (15), 2 states have internal predecessors, (15), 2 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-01-31 22:58:14,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-31 22:58:14,421 INFO L93 Difference]: Finished difference Result 562 states and 910 transitions. [2022-01-31 22:58:14,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-31 22:58:14,423 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.75) internal successors, (15), 2 states have internal predecessors, (15), 2 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 22 [2022-01-31 22:58:14,423 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-31 22:58:14,432 INFO L225 Difference]: With dead ends: 562 [2022-01-31 22:58:14,432 INFO L226 Difference]: Without dead ends: 281 [2022-01-31 22:58:14,437 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-01-31 22:58:14,440 INFO L933 BasicCegarLoop]: 356 mSDtfsCounter, 345 mSDsluCounter, 2 mSDsCounter, 0 mSdLazyCounter, 390 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 362 SdHoareTripleChecker+Valid, 358 SdHoareTripleChecker+Invalid, 439 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 390 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-01-31 22:58:14,441 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [362 Valid, 358 Invalid, 439 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 390 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-01-31 22:58:14,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 281 states. [2022-01-31 22:58:14,543 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 281 to 281. [2022-01-31 22:58:14,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 281 states, 249 states have (on average 1.3815261044176708) internal successors, (344), 249 states have internal predecessors, (344), 20 states have call successors, (20), 12 states have call predecessors, (20), 11 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2022-01-31 22:58:14,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 281 states and 383 transitions. [2022-01-31 22:58:14,548 INFO L78 Accepts]: Start accepts. Automaton has 281 states and 383 transitions. Word has length 22 [2022-01-31 22:58:14,548 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-31 22:58:14,549 INFO L470 AbstractCegarLoop]: Abstraction has 281 states and 383 transitions. [2022-01-31 22:58:14,549 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.75) internal successors, (15), 2 states have internal predecessors, (15), 2 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-01-31 22:58:14,549 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 383 transitions. [2022-01-31 22:58:14,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-01-31 22:58:14,550 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 22:58:14,551 INFO L514 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] [2022-01-31 22:58:14,551 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-01-31 22:58:14,551 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting mainErr0ASSERT_VIOLATIONERROR_FUNCTION === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 22:58:14,552 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 22:58:14,552 INFO L85 PathProgramCache]: Analyzing trace with hash 754890878, now seen corresponding path program 1 times [2022-01-31 22:58:14,552 INFO L121 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2022-01-31 22:58:14,552 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [908024503] [2022-01-31 22:58:14,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 22:58:14,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 22:58:14,555 INFO L248 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-01-31 22:58:14,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-01-31 22:58:14,608 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-01-31 22:58:14,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-01-31 22:58:14,686 INFO L133 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found a feasible trace [2022-01-31 22:58:14,686 INFO L628 BasicCegarLoop]: Counterexample is feasible [2022-01-31 22:58:14,689 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location mainErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-01-31 22:58:14,690 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-01-31 22:58:14,693 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1] [2022-01-31 22:58:14,696 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-01-31 22:58:14,719 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.01 10:58:14 BoogieIcfgContainer [2022-01-31 22:58:14,719 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-01-31 22:58:14,720 INFO L158 Benchmark]: Toolchain (without parser) took 4036.00ms. Allocated memory was 190.8MB in the beginning and 244.3MB in the end (delta: 53.5MB). Free memory was 134.4MB in the beginning and 133.6MB in the end (delta: 723.5kB). Peak memory consumption was 55.1MB. Max. memory is 8.0GB. [2022-01-31 22:58:14,721 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 190.8MB. Free memory is still 152.2MB. There was no memory consumed. Max. memory is 8.0GB. [2022-01-31 22:58:14,722 INFO L158 Benchmark]: CACSL2BoogieTranslator took 481.79ms. Allocated memory was 190.8MB in the beginning and 244.3MB in the end (delta: 53.5MB). Free memory was 134.1MB in the beginning and 203.9MB in the end (delta: -69.8MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. [2022-01-31 22:58:14,725 INFO L158 Benchmark]: Boogie Preprocessor took 166.31ms. Allocated memory is still 244.3MB. Free memory was 203.9MB in the beginning and 197.1MB in the end (delta: 6.8MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. [2022-01-31 22:58:14,727 INFO L158 Benchmark]: RCFGBuilder took 957.32ms. Allocated memory is still 244.3MB. Free memory was 197.1MB in the beginning and 138.9MB in the end (delta: 58.2MB). Peak memory consumption was 57.7MB. Max. memory is 8.0GB. [2022-01-31 22:58:14,728 INFO L158 Benchmark]: TraceAbstraction took 2424.95ms. Allocated memory is still 244.3MB. Free memory was 138.4MB in the beginning and 133.6MB in the end (delta: 4.8MB). Peak memory consumption was 5.3MB. Max. memory is 8.0GB. [2022-01-31 22:58:14,732 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 190.8MB. Free memory is still 152.2MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 481.79ms. Allocated memory was 190.8MB in the beginning and 244.3MB in the end (delta: 53.5MB). Free memory was 134.1MB in the beginning and 203.9MB in the end (delta: -69.8MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. * Boogie Preprocessor took 166.31ms. Allocated memory is still 244.3MB. Free memory was 203.9MB in the beginning and 197.1MB in the end (delta: 6.8MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. * RCFGBuilder took 957.32ms. Allocated memory is still 244.3MB. Free memory was 197.1MB in the beginning and 138.9MB in the end (delta: 58.2MB). Peak memory consumption was 57.7MB. Max. memory is 8.0GB. * TraceAbstraction took 2424.95ms. Allocated memory is still 244.3MB. Free memory was 138.4MB in the beginning and 133.6MB in the end (delta: 4.8MB). Peak memory consumption was 5.3MB. 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: 649]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of someUnaryDOUBLEoperation at line 534, overapproximation of someBinaryArithmeticDOUBLEoperation at line 620, overapproximation of bitwiseAnd at line 615, overapproximation of someBinaryDOUBLEComparisonOperation at line 88. Possible FailurePath: [L22] static const double huge_floor = 1.0e300; [L111-L113] static const double two54_scalbn = 1.80143985094819840000e+16, twom54_scalbn = 5.55111512312578270212e-17, huge_scalbn = 1.0e+300, tiny_scalbn = 1.0e-300; [L182] static const int init_jk_krempio[] = {2, 3, 4, 6}; [L184-L189] static const double PIo2_krempio[] = { 1.57079625129699707031e+00, 7.54978941586159635335e-08, 5.39030252995776476554e-15, 3.28200341580791294123e-22, 1.27065575308067607349e-29, 1.22933308981111328932e-36, 2.73370053816464559624e-44, 2.16741683877804819444e-51, }; [L191-L193] static const double zero_krempio = 0.0, one_krempio = 1.0, two24_krempio = 1.67772160000000000000e+07, twon24_krempio = 5.96046447753906250000e-08; [L368-L379] static const __int32_t two_over_pi_rempio[] = { 0xA2F983, 0x6E4E44, 0x1529FC, 0x2757D1, 0xF534DD, 0xC0DB62, 0x95993C, 0x439041, 0xFE5163, 0xABDEBB, 0xC561B7, 0x246E3A, 0x424DD2, 0xE00649, 0x2EEA09, 0xD1921C, 0xFE1DEB, 0x1CB129, 0xA73EE8, 0x8235F5, 0x2EBB44, 0x84E99C, 0x7026B4, 0x5F7E41, 0x3991D6, 0x398353, 0x39F49C, 0x845F8B, 0xBDF928, 0x3B1FF8, 0x97FFDE, 0x05980F, 0xEF2F11, 0x8B5A0A, 0x6D1F6D, 0x367ECF, 0x27CB09, 0xB74F46, 0x3F669E, 0x5FEA2D, 0x7527BA, 0xC7EBE5, 0xF17B3D, 0x0739F7, 0x8A5292, 0xEA6BFB, 0x5FB11F, 0x8D5D08, 0x560330, 0x46FC7B, 0x6BABF0, 0xCFBC20, 0x9AF436, 0x1DA9E3, 0x91615E, 0xE61B08, 0x659985, 0x5F14A0, 0x68408D, 0xFFD880, 0x4D7327, 0x310606, 0x1556CA, 0x73A8C9, 0x60E27B, 0xC08C6B, }; [L381-L388] static const __int32_t npio2_hw_rempio[] = { 0x3FF921FB, 0x400921FB, 0x4012D97C, 0x401921FB, 0x401F6A7A, 0x4022D97C, 0x4025FDBB, 0x402921FB, 0x402C463A, 0x402F6A7A, 0x4031475C, 0x4032D97C, 0x40346B9C, 0x4035FDBB, 0x40378FDB, 0x403921FB, 0x403AB41B, 0x403C463A, 0x403DD85A, 0x403F6A7A, 0x40407E4C, 0x4041475C, 0x4042106C, 0x4042D97C, 0x4043A28C, 0x40446B9C, 0x404534AC, 0x4045FDBB, 0x4046C6CB, 0x40478FDB, 0x404858EB, 0x404921FB, }; [L390-L399] static const double zero_rempio = 0.00000000000000000000e+00, half_rempio = 5.00000000000000000000e-01, two24_rempio = 1.67772160000000000000e+07, invpio2_rempio = 6.36619772367581382433e-01, pio2_1_rempio = 1.57079632673412561417e+00, pio2_1t_rempio = 6.07710050650619224932e-11, pio2_2_rempio = 6.07710050630396597660e-11, pio2_2t_rempio = 2.02226624879595063154e-21, pio2_3_rempio = 2.02226624871116645580e-21, pio2_3t_rempio = 8.47842766036889956997e-32; [L532-L538] static const double one_kcos = 1.00000000000000000000e+00, C1_kcos = 4.16666666666666019037e-02, C2_kcos = -1.38888888888741095749e-03, C3_kcos = 2.48015872894767294178e-05, C4_kcos = -2.75573143513906633035e-07, C5_kcos = 2.08757232129817482790e-09, C6_kcos = -1.13596475577881948265e-11; [L576-L582] static const double half_ksin = 5.00000000000000000000e-01, S1_ksin = -1.66666666666666324348e-01, S2_ksin = 8.33333333332248946124e-03, S3_ksin = -1.98412698298579493134e-04, S4_ksin = 2.75573137070700676789e-06, S5_ksin = -2.50507602534068634195e-08, S6_ksin = 1.58969099521155010221e-10; [L644] double x = -1.0 / 0.0; [L645] CALL, EXPR cos_double(x) [L607] double y[2], z = 0.0; [L608] __int32_t n, ix; [L610] ieee_double_shape_type gh_u; [L611] gh_u.value = (x) [L612] EXPR gh_u.parts.msw [L612] (ix) = gh_u.parts.msw [L615] ix &= 0x7fffffff [L616] COND FALSE !(ix <= 0x3fe921fb) [L619] COND TRUE ix >= 0x7ff00000 [L620] return x - x; [L620] return x - x; [L645] RET, EXPR cos_double(x) [L645] double res = cos_double(x); [L648] CALL, EXPR isnan_double(res) [L88] return x != x; [L648] RET, EXPR isnan_double(res) [L648] COND TRUE !isnan_double(res) [L649] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 14 procedures, 288 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.3s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 362 SdHoareTripleChecker+Valid, 1.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 345 mSDsluCounter, 358 SdHoareTripleChecker+Invalid, 0.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2 mSDsCounter, 49 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 390 IncrementalHoareTripleChecker+Invalid, 439 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 49 mSolverCounterUnsat, 356 mSDtfsCounter, 390 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 11 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=285occurred in iteration=0, InterpolantAutomatonStates: 5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: No data available, 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 [2022-01-31 22:58:14,766 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...