/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_0240a.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-d966a43 [2022-01-31 22:57:51,605 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-01-31 22:57:51,610 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-01-31 22:57:51,657 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-01-31 22:57:51,657 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-01-31 22:57:51,658 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-01-31 22:57:51,659 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-01-31 22:57:51,670 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-01-31 22:57:51,671 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-01-31 22:57:51,672 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-01-31 22:57:51,672 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-01-31 22:57:51,673 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-01-31 22:57:51,673 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-01-31 22:57:51,674 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-01-31 22:57:51,674 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-01-31 22:57:51,675 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-01-31 22:57:51,676 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-01-31 22:57:51,676 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-01-31 22:57:51,677 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-01-31 22:57:51,678 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-01-31 22:57:51,679 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-01-31 22:57:51,680 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-01-31 22:57:51,681 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-01-31 22:57:51,681 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-01-31 22:57:51,683 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-01-31 22:57:51,688 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-01-31 22:57:51,688 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-01-31 22:57:51,689 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-01-31 22:57:51,689 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 22:57:51,694 INFO L113 SettingsManager]: Loading preferences was successful [2022-01-31 22:57:51,695 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-01-31 22:57:51,695 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-01-31 22:57:51,696 INFO L138 SettingsManager]: * sizeof long=4 [2022-01-31 22:57:51,696 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-01-31 22:57:51,696 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-01-31 22:57:51,696 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-01-31 22:57:51,696 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-01-31 22:57:51,696 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-01-31 22:57:51,696 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-01-31 22:57:51,696 INFO L138 SettingsManager]: * sizeof long double=12 [2022-01-31 22:57:51,697 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-01-31 22:57:51,697 INFO L138 SettingsManager]: * Use constant arrays=true [2022-01-31 22:57:51,697 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-01-31 22:57:51,697 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-01-31 22:57:51,697 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-01-31 22:57:51,697 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-01-31 22:57:51,697 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-01-31 22:57:51,697 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-31 22:57:51,698 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-01-31 22:57:51,698 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2022-01-31 22:57:51,698 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-01-31 22:57:51,698 INFO L138 SettingsManager]: * Loop acceleration method that is used by accelerated interpolation=JORDAN [2022-01-31 22:57:51,698 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-01-31 22:57:51,876 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-01-31 22:57:51,890 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-01-31 22:57:51,892 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-01-31 22:57:51,893 INFO L271 PluginConnector]: Initializing CDTParser... [2022-01-31 22:57:51,896 INFO L275 PluginConnector]: CDTParser initialized [2022-01-31 22:57:51,897 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_0240a.c [2022-01-31 22:57:51,940 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c385705dc/979e636c612043c582a0dfe1cff13fc6/FLAG9cfea0350 [2022-01-31 22:57:52,321 INFO L306 CDTParser]: Found 1 translation units. [2022-01-31 22:57:52,321 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_0240a.c [2022-01-31 22:57:52,331 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c385705dc/979e636c612043c582a0dfe1cff13fc6/FLAG9cfea0350 [2022-01-31 22:57:52,340 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c385705dc/979e636c612043c582a0dfe1cff13fc6 [2022-01-31 22:57:52,343 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-01-31 22:57:52,344 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-01-31 22:57:52,345 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-01-31 22:57:52,345 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-01-31 22:57:52,347 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-01-31 22:57:52,347 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.01 10:57:52" (1/1) ... [2022-01-31 22:57:52,348 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19de8086 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 10:57:52, skipping insertion in model container [2022-01-31 22:57:52,348 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.01 10:57:52" (1/1) ... [2022-01-31 22:57:52,352 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-01-31 22:57:52,378 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-01-31 22:57:52,590 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_0240a.c[16283,16296] [2022-01-31 22:57:52,592 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-31 22:57:52,611 INFO L203 MainTranslator]: Completed pre-run [2022-01-31 22:57:52,701 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_0240a.c[16283,16296] [2022-01-31 22:57:52,702 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-31 22:57:52,731 INFO L208 MainTranslator]: Completed translation [2022-01-31 22:57:52,731 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 10:57:52 WrapperNode [2022-01-31 22:57:52,731 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-01-31 22:57:52,732 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-01-31 22:57:52,732 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-01-31 22:57:52,732 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-01-31 22:57:52,743 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 10:57:52" (1/1) ... [2022-01-31 22:57:52,743 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 10:57:52" (1/1) ... [2022-01-31 22:57:52,761 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 10:57:52" (1/1) ... [2022-01-31 22:57:52,763 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 10:57:52" (1/1) ... [2022-01-31 22:57:52,798 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 10:57:52" (1/1) ... [2022-01-31 22:57:52,808 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 10:57:52" (1/1) ... [2022-01-31 22:57:52,811 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 10:57:52" (1/1) ... [2022-01-31 22:57:52,827 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-01-31 22:57:52,828 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-01-31 22:57:52,828 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-01-31 22:57:52,828 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-01-31 22:57:52,835 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 10:57:52" (1/1) ... [2022-01-31 22:57:52,844 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-31 22:57:52,852 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-31 22:57:52,861 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 22:57:52,880 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 22:57:52,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2022-01-31 22:57:52,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-01-31 22:57:52,890 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2022-01-31 22:57:52,890 INFO L138 BoogieDeclarations]: Found implementation of procedure floor_double [2022-01-31 22:57:52,890 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_double [2022-01-31 22:57:52,890 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_double [2022-01-31 22:57:52,890 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_double [2022-01-31 22:57:52,891 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_double [2022-01-31 22:57:52,891 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_rem_pio2 [2022-01-31 22:57:52,891 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_rem_pio2 [2022-01-31 22:57:52,891 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_cos [2022-01-31 22:57:52,891 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_sin [2022-01-31 22:57:52,892 INFO L138 BoogieDeclarations]: Found implementation of procedure sin_double [2022-01-31 22:57:52,892 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2022-01-31 22:57:52,892 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2022-01-31 22:57:52,894 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2022-01-31 22:57:52,894 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2022-01-31 22:57:52,894 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-01-31 22:57:52,895 INFO L130 BoogieDeclarations]: Found specification of procedure floor_double [2022-01-31 22:57:52,895 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-01-31 22:57:52,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2022-01-31 22:57:52,895 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-01-31 22:57:52,895 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-01-31 22:57:52,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-01-31 22:57:52,895 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2022-01-31 22:57:52,895 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_double [2022-01-31 22:57:52,895 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_double [2022-01-31 22:57:52,895 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_double [2022-01-31 22:57:52,895 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_double [2022-01-31 22:57:52,895 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_rem_pio2 [2022-01-31 22:57:52,895 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_rem_pio2 [2022-01-31 22:57:52,896 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_cos [2022-01-31 22:57:52,896 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_sin [2022-01-31 22:57:52,896 INFO L130 BoogieDeclarations]: Found specification of procedure sin_double [2022-01-31 22:57:52,896 INFO L130 BoogieDeclarations]: Found specification of procedure main [2022-01-31 22:57:52,896 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2022-01-31 22:57:52,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-01-31 22:57:52,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2022-01-31 22:57:52,896 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-01-31 22:57:53,042 INFO L234 CfgBuilder]: Building ICFG [2022-01-31 22:57:53,043 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-01-31 22:57:53,665 INFO L275 CfgBuilder]: Performing block encoding [2022-01-31 22:57:53,676 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-01-31 22:57:53,676 INFO L299 CfgBuilder]: Removed 63 assume(true) statements. [2022-01-31 22:57:53,678 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.01 10:57:53 BoogieIcfgContainer [2022-01-31 22:57:53,679 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-01-31 22:57:53,681 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-01-31 22:57:53,681 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-01-31 22:57:53,683 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-01-31 22:57:53,683 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.01 10:57:52" (1/3) ... [2022-01-31 22:57:53,684 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63ce26a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.01 10:57:53, skipping insertion in model container [2022-01-31 22:57:53,684 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 10:57:52" (2/3) ... [2022-01-31 22:57:53,684 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63ce26a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.01 10:57:53, skipping insertion in model container [2022-01-31 22:57:53,684 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.01 10:57:53" (3/3) ... [2022-01-31 22:57:53,685 INFO L111 eAbstractionObserver]: Analyzing ICFG double_req_bl_0240a.c [2022-01-31 22:57:53,688 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2022-01-31 22:57:53,688 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-01-31 22:57:53,715 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-01-31 22:57:53,719 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 22:57:53,719 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-01-31 22:57:53,734 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 22:57:53,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-01-31 22:57:53,740 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 22:57:53,740 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 22:57:53,740 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting mainErr0ASSERT_VIOLATIONERROR_FUNCTION === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 22:57:53,744 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 22:57:53,744 INFO L85 PathProgramCache]: Analyzing trace with hash -600049960, now seen corresponding path program 1 times [2022-01-31 22:57:53,749 INFO L121 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2022-01-31 22:57:53,749 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [730109810] [2022-01-31 22:57:53,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 22:57:53,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 22:57:53,790 INFO L248 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-01-31 22:57:53,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 22:57:54,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 22:57:54,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 22:57:54,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-01-31 22:57:54,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 22:57:54,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-01-31 22:57:54,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 22:57:54,162 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 22:57:54,163 INFO L139 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2022-01-31 22:57:54,164 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [730109810] [2022-01-31 22:57:54,165 INFO L160 FreeRefinementEngine]: IpTcStrategyModulePreferences [730109810] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-31 22:57:54,165 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-31 22:57:54,165 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-01-31 22:57:54,166 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [381497703] [2022-01-31 22:57:54,166 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-31 22:57:54,169 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-01-31 22:57:54,170 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2022-01-31 22:57:54,192 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-01-31 22:57:54,193 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-01-31 22:57:54,197 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 22:57:55,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-31 22:57:55,254 INFO L93 Difference]: Finished difference Result 562 states and 910 transitions. [2022-01-31 22:57:55,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-31 22:57:55,255 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 22:57:55,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-31 22:57:55,270 INFO L225 Difference]: With dead ends: 562 [2022-01-31 22:57:55,270 INFO L226 Difference]: Without dead ends: 281 [2022-01-31 22:57:55,276 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-01-31 22:57:55,279 INFO L933 BasicCegarLoop]: 356 mSDtfsCounter, 345 mSDsluCounter, 2 mSDsCounter, 0 mSdLazyCounter, 390 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s 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, 0.7s IncrementalHoareTripleChecker+Time [2022-01-31 22:57:55,280 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [362 Valid, 358 Invalid, 439 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 390 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-01-31 22:57:55,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 281 states. [2022-01-31 22:57:55,371 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 281 to 281. [2022-01-31 22:57:55,372 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 22:57:55,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 281 states and 383 transitions. [2022-01-31 22:57:55,375 INFO L78 Accepts]: Start accepts. Automaton has 281 states and 383 transitions. Word has length 22 [2022-01-31 22:57:55,375 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-31 22:57:55,375 INFO L470 AbstractCegarLoop]: Abstraction has 281 states and 383 transitions. [2022-01-31 22:57:55,375 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 22:57:55,375 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 383 transitions. [2022-01-31 22:57:55,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-01-31 22:57:55,376 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 22:57:55,376 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 22:57:55,377 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-01-31 22:57:55,377 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting mainErr0ASSERT_VIOLATIONERROR_FUNCTION === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 22:57:55,377 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 22:57:55,377 INFO L85 PathProgramCache]: Analyzing trace with hash -1862275340, now seen corresponding path program 1 times [2022-01-31 22:57:55,377 INFO L121 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2022-01-31 22:57:55,377 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [924904454] [2022-01-31 22:57:55,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 22:57:55,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 22:57:55,380 INFO L248 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-01-31 22:57:55,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-01-31 22:57:55,438 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-01-31 22:57:55,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-01-31 22:57:55,492 INFO L133 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found a feasible trace [2022-01-31 22:57:55,492 INFO L628 BasicCegarLoop]: Counterexample is feasible [2022-01-31 22:57:55,494 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location mainErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-01-31 22:57:55,496 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-01-31 22:57:55,498 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1] [2022-01-31 22:57:55,500 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-01-31 22:57:55,523 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.01 10:57:55 BoogieIcfgContainer [2022-01-31 22:57:55,524 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-01-31 22:57:55,524 INFO L158 Benchmark]: Toolchain (without parser) took 3180.40ms. Allocated memory was 190.8MB in the beginning and 239.1MB in the end (delta: 48.2MB). Free memory was 140.8MB in the beginning and 82.3MB in the end (delta: 58.6MB). Peak memory consumption was 108.3MB. Max. memory is 8.0GB. [2022-01-31 22:57:55,525 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 190.8MB. Free memory is still 158.6MB. There was no memory consumed. Max. memory is 8.0GB. [2022-01-31 22:57:55,525 INFO L158 Benchmark]: CACSL2BoogieTranslator took 386.82ms. Allocated memory is still 190.8MB. Free memory was 140.6MB in the beginning and 154.2MB in the end (delta: -13.6MB). Peak memory consumption was 10.2MB. Max. memory is 8.0GB. [2022-01-31 22:57:55,527 INFO L158 Benchmark]: Boogie Preprocessor took 95.30ms. Allocated memory is still 190.8MB. Free memory was 154.2MB in the beginning and 147.9MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. [2022-01-31 22:57:55,528 INFO L158 Benchmark]: RCFGBuilder took 850.92ms. Allocated memory is still 190.8MB. Free memory was 147.3MB in the beginning and 90.2MB in the end (delta: 57.1MB). Peak memory consumption was 57.7MB. Max. memory is 8.0GB. [2022-01-31 22:57:55,530 INFO L158 Benchmark]: TraceAbstraction took 1842.82ms. Allocated memory was 190.8MB in the beginning and 239.1MB in the end (delta: 48.2MB). Free memory was 89.7MB in the beginning and 82.3MB in the end (delta: 7.4MB). Peak memory consumption was 57.2MB. Max. memory is 8.0GB. [2022-01-31 22:57:55,534 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 190.8MB. Free memory is still 158.6MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 386.82ms. Allocated memory is still 190.8MB. Free memory was 140.6MB in the beginning and 154.2MB in the end (delta: -13.6MB). Peak memory consumption was 10.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 95.30ms. Allocated memory is still 190.8MB. Free memory was 154.2MB in the beginning and 147.9MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. * RCFGBuilder took 850.92ms. Allocated memory is still 190.8MB. Free memory was 147.3MB in the beginning and 90.2MB in the end (delta: 57.1MB). Peak memory consumption was 57.7MB. Max. memory is 8.0GB. * TraceAbstraction took 1842.82ms. Allocated memory was 190.8MB in the beginning and 239.1MB in the end (delta: 48.2MB). Free memory was 89.7MB in the beginning and 82.3MB in the end (delta: 7.4MB). Peak memory consumption was 57.2MB. 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: 646]: 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 618, overapproximation of bitwiseAnd at line 614, 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; [L641] double x = 1.0 / 0.0; [L642] CALL, EXPR sin_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 [L614] ix &= 0x7fffffff [L615] COND FALSE !(ix <= 0x3fe921fb) [L617] COND TRUE ix >= 0x7ff00000 [L618] return x - x; [L618] return x - x; [L642] RET, EXPR sin_double(x) [L642] double res = sin_double(x); [L645] CALL, EXPR isnan_double(res) [L88] return x != x; [L645] RET, EXPR isnan_double(res) [L645] COND TRUE !isnan_double(res) [L646] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 14 procedures, 288 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.8s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 362 SdHoareTripleChecker+Valid, 0.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 345 mSDsluCounter, 358 SdHoareTripleChecker+Invalid, 0.7s 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, 0.2s 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 22:57:55,561 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...