/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_0240b.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-d966a43 [2022-01-31 22:57:55,966 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-01-31 22:57:55,969 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-01-31 22:57:56,017 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-01-31 22:57:56,018 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-01-31 22:57:56,020 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-01-31 22:57:56,022 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-01-31 22:57:56,024 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-01-31 22:57:56,025 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-01-31 22:57:56,025 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-01-31 22:57:56,030 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-01-31 22:57:56,031 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-01-31 22:57:56,032 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-01-31 22:57:56,035 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-01-31 22:57:56,036 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-01-31 22:57:56,036 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-01-31 22:57:56,037 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-01-31 22:57:56,037 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-01-31 22:57:56,038 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-01-31 22:57:56,040 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-01-31 22:57:56,041 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-01-31 22:57:56,042 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-01-31 22:57:56,043 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-01-31 22:57:56,044 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-01-31 22:57:56,049 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-01-31 22:57:56,057 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-01-31 22:57:56,057 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-01-31 22:57:56,058 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-01-31 22:57:56,059 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 22:57:56,068 INFO L113 SettingsManager]: Loading preferences was successful [2022-01-31 22:57:56,068 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-01-31 22:57:56,069 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-01-31 22:57:56,069 INFO L138 SettingsManager]: * sizeof long=4 [2022-01-31 22:57:56,069 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-01-31 22:57:56,070 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-01-31 22:57:56,070 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-01-31 22:57:56,070 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-01-31 22:57:56,070 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-01-31 22:57:56,070 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-01-31 22:57:56,070 INFO L138 SettingsManager]: * sizeof long double=12 [2022-01-31 22:57:56,071 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-01-31 22:57:56,071 INFO L138 SettingsManager]: * Use constant arrays=true [2022-01-31 22:57:56,071 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-01-31 22:57:56,071 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-01-31 22:57:56,071 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-01-31 22:57:56,071 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-01-31 22:57:56,071 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-01-31 22:57:56,071 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-31 22:57:56,071 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-01-31 22:57:56,071 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2022-01-31 22:57:56,071 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-01-31 22:57:56,071 INFO L138 SettingsManager]: * Loop acceleration method that is used by accelerated interpolation=JORDAN [2022-01-31 22:57:56,072 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-01-31 22:57:56,266 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-01-31 22:57:56,286 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-01-31 22:57:56,288 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-01-31 22:57:56,289 INFO L271 PluginConnector]: Initializing CDTParser... [2022-01-31 22:57:56,291 INFO L275 PluginConnector]: CDTParser initialized [2022-01-31 22:57:56,292 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_0240b.c [2022-01-31 22:57:56,352 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/337573a7b/7c561b6de7b844fea466ee7b38d53b13/FLAG412146ce3 [2022-01-31 22:57:56,736 INFO L306 CDTParser]: Found 1 translation units. [2022-01-31 22:57:56,737 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_0240b.c [2022-01-31 22:57:56,750 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/337573a7b/7c561b6de7b844fea466ee7b38d53b13/FLAG412146ce3 [2022-01-31 22:57:56,761 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/337573a7b/7c561b6de7b844fea466ee7b38d53b13 [2022-01-31 22:57:56,763 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-01-31 22:57:56,764 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-01-31 22:57:56,768 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-01-31 22:57:56,768 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-01-31 22:57:56,770 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-01-31 22:57:56,771 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.01 10:57:56" (1/1) ... [2022-01-31 22:57:56,771 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69ad5827 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 10:57:56, skipping insertion in model container [2022-01-31 22:57:56,771 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.01 10:57:56" (1/1) ... [2022-01-31 22:57:56,776 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-01-31 22:57:56,805 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-01-31 22:57:57,070 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_0240b.c[16110,16123] [2022-01-31 22:57:57,074 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-31 22:57:57,099 INFO L203 MainTranslator]: Completed pre-run [2022-01-31 22:57:57,178 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_0240b.c[16110,16123] [2022-01-31 22:57:57,179 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-31 22:57:57,201 INFO L208 MainTranslator]: Completed translation [2022-01-31 22:57:57,202 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 10:57:57 WrapperNode [2022-01-31 22:57:57,202 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-01-31 22:57:57,202 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-01-31 22:57:57,202 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-01-31 22:57:57,203 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-01-31 22:57:57,211 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 10:57:57" (1/1) ... [2022-01-31 22:57:57,211 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 10:57:57" (1/1) ... [2022-01-31 22:57:57,236 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 10:57:57" (1/1) ... [2022-01-31 22:57:57,236 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 10:57:57" (1/1) ... [2022-01-31 22:57:57,288 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 10:57:57" (1/1) ... [2022-01-31 22:57:57,296 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 10:57:57" (1/1) ... [2022-01-31 22:57:57,299 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 10:57:57" (1/1) ... [2022-01-31 22:57:57,311 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-01-31 22:57:57,312 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-01-31 22:57:57,312 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-01-31 22:57:57,312 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-01-31 22:57:57,313 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 10:57:57" (1/1) ... [2022-01-31 22:57:57,324 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-31 22:57:57,333 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-31 22:57:57,371 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 22:57:57,372 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 22:57:57,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2022-01-31 22:57:57,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-01-31 22:57:57,397 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2022-01-31 22:57:57,397 INFO L138 BoogieDeclarations]: Found implementation of procedure floor_double [2022-01-31 22:57:57,397 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_double [2022-01-31 22:57:57,398 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_double [2022-01-31 22:57:57,398 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_double [2022-01-31 22:57:57,398 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_double [2022-01-31 22:57:57,398 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_rem_pio2 [2022-01-31 22:57:57,398 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_rem_pio2 [2022-01-31 22:57:57,398 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_cos [2022-01-31 22:57:57,398 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_sin [2022-01-31 22:57:57,398 INFO L138 BoogieDeclarations]: Found implementation of procedure sin_double [2022-01-31 22:57:57,398 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2022-01-31 22:57:57,398 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2022-01-31 22:57:57,398 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2022-01-31 22:57:57,398 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2022-01-31 22:57:57,398 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-01-31 22:57:57,398 INFO L130 BoogieDeclarations]: Found specification of procedure floor_double [2022-01-31 22:57:57,399 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-01-31 22:57:57,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2022-01-31 22:57:57,399 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-01-31 22:57:57,399 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-01-31 22:57:57,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-01-31 22:57:57,399 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2022-01-31 22:57:57,399 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_double [2022-01-31 22:57:57,399 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_double [2022-01-31 22:57:57,399 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_double [2022-01-31 22:57:57,400 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_double [2022-01-31 22:57:57,400 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_rem_pio2 [2022-01-31 22:57:57,400 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_rem_pio2 [2022-01-31 22:57:57,400 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_cos [2022-01-31 22:57:57,400 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_sin [2022-01-31 22:57:57,400 INFO L130 BoogieDeclarations]: Found specification of procedure sin_double [2022-01-31 22:57:57,400 INFO L130 BoogieDeclarations]: Found specification of procedure main [2022-01-31 22:57:57,400 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2022-01-31 22:57:57,400 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-01-31 22:57:57,400 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2022-01-31 22:57:57,400 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-01-31 22:57:57,512 INFO L234 CfgBuilder]: Building ICFG [2022-01-31 22:57:57,513 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-01-31 22:57:58,031 INFO L275 CfgBuilder]: Performing block encoding [2022-01-31 22:57:58,037 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-01-31 22:57:58,037 INFO L299 CfgBuilder]: Removed 63 assume(true) statements. [2022-01-31 22:57:58,039 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.01 10:57:58 BoogieIcfgContainer [2022-01-31 22:57:58,039 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-01-31 22:57:58,040 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-01-31 22:57:58,041 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-01-31 22:57:58,043 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-01-31 22:57:58,043 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.01 10:57:56" (1/3) ... [2022-01-31 22:57:58,043 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@500a935b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.01 10:57:58, skipping insertion in model container [2022-01-31 22:57:58,044 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 10:57:57" (2/3) ... [2022-01-31 22:57:58,044 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@500a935b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.01 10:57:58, skipping insertion in model container [2022-01-31 22:57:58,044 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.01 10:57:58" (3/3) ... [2022-01-31 22:57:58,045 INFO L111 eAbstractionObserver]: Analyzing ICFG double_req_bl_0240b.c [2022-01-31 22:57:58,048 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2022-01-31 22:57:58,048 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-01-31 22:57:58,077 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-01-31 22:57:58,085 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 22:57:58,086 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-01-31 22:57:58,109 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 22:57:58,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-01-31 22:57:58,115 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 22:57:58,115 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 22:57:58,115 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting mainErr0ASSERT_VIOLATIONERROR_FUNCTION === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 22:57:58,119 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 22:57:58,119 INFO L85 PathProgramCache]: Analyzing trace with hash -600049960, now seen corresponding path program 1 times [2022-01-31 22:57:58,127 INFO L121 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2022-01-31 22:57:58,128 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [97733093] [2022-01-31 22:57:58,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 22:57:58,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 22:57:58,175 INFO L248 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-01-31 22:57:58,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 22:57:58,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 22:57:58,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 22:57:58,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-01-31 22:57:58,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 22:57:58,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-01-31 22:57:58,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 22:57:58,561 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 22:57:58,562 INFO L139 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2022-01-31 22:57:58,562 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [97733093] [2022-01-31 22:57:58,563 INFO L160 FreeRefinementEngine]: IpTcStrategyModulePreferences [97733093] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-31 22:57:58,563 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-31 22:57:58,563 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-01-31 22:57:58,564 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1129757823] [2022-01-31 22:57:58,564 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-31 22:57:58,567 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-01-31 22:57:58,567 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2022-01-31 22:57:58,583 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-01-31 22:57:58,584 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-01-31 22:57:58,586 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 22:57:59,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-31 22:57:59,664 INFO L93 Difference]: Finished difference Result 562 states and 910 transitions. [2022-01-31 22:57:59,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-31 22:57:59,666 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 22:57:59,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-31 22:57:59,674 INFO L225 Difference]: With dead ends: 562 [2022-01-31 22:57:59,674 INFO L226 Difference]: Without dead ends: 281 [2022-01-31 22:57:59,678 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 22:57:59,680 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, 0.8s IncrementalHoareTripleChecker+Time [2022-01-31 22:57:59,681 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [362 Valid, 358 Invalid, 439 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 390 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-01-31 22:57:59,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 281 states. [2022-01-31 22:57:59,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 281 to 281. [2022-01-31 22:57:59,758 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 22:57:59,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 281 states and 383 transitions. [2022-01-31 22:57:59,761 INFO L78 Accepts]: Start accepts. Automaton has 281 states and 383 transitions. Word has length 22 [2022-01-31 22:57:59,761 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-31 22:57:59,761 INFO L470 AbstractCegarLoop]: Abstraction has 281 states and 383 transitions. [2022-01-31 22:57:59,761 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 22:57:59,762 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 383 transitions. [2022-01-31 22:57:59,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-01-31 22:57:59,763 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 22:57:59,763 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 22:57:59,763 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-01-31 22:57:59,763 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting mainErr0ASSERT_VIOLATIONERROR_FUNCTION === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 22:57:59,764 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 22:57:59,764 INFO L85 PathProgramCache]: Analyzing trace with hash -1862275340, now seen corresponding path program 1 times [2022-01-31 22:57:59,764 INFO L121 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2022-01-31 22:57:59,764 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [605122607] [2022-01-31 22:57:59,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 22:57:59,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 22:57:59,766 INFO L248 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-01-31 22:57:59,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-01-31 22:57:59,815 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-01-31 22:57:59,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-01-31 22:57:59,865 INFO L133 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found a feasible trace [2022-01-31 22:57:59,865 INFO L628 BasicCegarLoop]: Counterexample is feasible [2022-01-31 22:57:59,867 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location mainErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-01-31 22:57:59,868 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-01-31 22:57:59,870 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1] [2022-01-31 22:57:59,871 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-01-31 22:57:59,882 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.01 10:57:59 BoogieIcfgContainer [2022-01-31 22:57:59,882 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-01-31 22:57:59,883 INFO L158 Benchmark]: Toolchain (without parser) took 3118.56ms. Allocated memory was 197.1MB in the beginning and 237.0MB in the end (delta: 39.8MB). Free memory was 143.5MB in the beginning and 86.7MB in the end (delta: 56.8MB). Peak memory consumption was 98.2MB. Max. memory is 8.0GB. [2022-01-31 22:57:59,883 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 197.1MB. Free memory is still 160.9MB. There was no memory consumed. Max. memory is 8.0GB. [2022-01-31 22:57:59,884 INFO L158 Benchmark]: CACSL2BoogieTranslator took 434.19ms. Allocated memory is still 197.1MB. Free memory was 143.3MB in the beginning and 156.3MB in the end (delta: -13.0MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. [2022-01-31 22:57:59,884 INFO L158 Benchmark]: Boogie Preprocessor took 109.08ms. Allocated memory is still 197.1MB. Free memory was 156.3MB in the beginning and 150.0MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. [2022-01-31 22:57:59,884 INFO L158 Benchmark]: RCFGBuilder took 727.20ms. Allocated memory was 197.1MB in the beginning and 237.0MB in the end (delta: 39.8MB). Free memory was 149.9MB in the beginning and 188.1MB in the end (delta: -38.2MB). Peak memory consumption was 43.6MB. Max. memory is 8.0GB. [2022-01-31 22:57:59,885 INFO L158 Benchmark]: TraceAbstraction took 1842.01ms. Allocated memory is still 237.0MB. Free memory was 187.6MB in the beginning and 86.7MB in the end (delta: 100.8MB). Peak memory consumption was 100.8MB. Max. memory is 8.0GB. [2022-01-31 22:57:59,886 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 197.1MB. Free memory is still 160.9MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 434.19ms. Allocated memory is still 197.1MB. Free memory was 143.3MB in the beginning and 156.3MB in the end (delta: -13.0MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. * Boogie Preprocessor took 109.08ms. Allocated memory is still 197.1MB. Free memory was 156.3MB in the beginning and 150.0MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. * RCFGBuilder took 727.20ms. Allocated memory was 197.1MB in the beginning and 237.0MB in the end (delta: 39.8MB). Free memory was 149.9MB in the beginning and 188.1MB in the end (delta: -38.2MB). Peak memory consumption was 43.6MB. Max. memory is 8.0GB. * TraceAbstraction took 1842.01ms. Allocated memory is still 237.0MB. Free memory was 187.6MB in the beginning and 86.7MB in the end (delta: 100.8MB). Peak memory consumption was 100.8MB. 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: 642]: 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 530, overapproximation of someBinaryArithmeticDOUBLEoperation at line 614, overapproximation of bitwiseAnd at line 610, overapproximation of someBinaryDOUBLEComparisonOperation at line 84. Possible FailurePath: [L18] static const double huge_floor = 1.0e300; [L107-L109] static const double two54_scalbn = 1.80143985094819840000e+16, twom54_scalbn = 5.55111512312578270212e-17, huge_scalbn = 1.0e+300, tiny_scalbn = 1.0e-300; [L178] static const int init_jk_krempio[] = {2, 3, 4, 6}; [L180-L185] 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, }; [L187-L189] static const double zero_krempio = 0.0, one_krempio = 1.0, two24_krempio = 1.67772160000000000000e+07, twon24_krempio = 5.96046447753906250000e-08; [L364-L375] 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, }; [L377-L384] 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, }; [L386-L395] 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; [L528-L534] 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; [L572-L578] 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; [L637] double x = -1.0 / 0.0; [L638] CALL, EXPR sin_double(x) [L603] double y[2], z = 0.0; [L604] __int32_t n, ix; [L606] ieee_double_shape_type gh_u; [L607] gh_u.value = (x) [L608] EXPR gh_u.parts.msw [L608] (ix) = gh_u.parts.msw [L610] ix &= 0x7fffffff [L611] COND FALSE !(ix <= 0x3fe921fb) [L613] COND TRUE ix >= 0x7ff00000 [L614] return x - x; [L614] return x - x; [L638] RET, EXPR sin_double(x) [L638] double res = sin_double(x); [L641] CALL, EXPR isnan_double(res) [L84] return x != x; [L641] RET, EXPR isnan_double(res) [L641] COND TRUE !isnan_double(res) [L642] 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, 0.8s 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 22:57:59,930 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...