/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/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/BvToInt/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/float-newlib/double_req_bl_1051.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-a10ec3b [2022-01-10 00:48:03,821 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-01-10 00:48:03,822 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-01-10 00:48:03,889 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-01-10 00:48:03,929 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-01-10 00:48:03,930 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-01-10 00:48:03,930 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-01-10 00:48:03,932 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/BvToInt/svcomp-Reach-64bit-Automizer_Default.epf [2022-01-10 00:48:03,959 INFO L113 SettingsManager]: Loading preferences was successful [2022-01-10 00:48:03,960 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-01-10 00:48:03,960 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-01-10 00:48:03,960 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-01-10 00:48:03,961 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-01-10 00:48:03,961 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-01-10 00:48:03,961 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-01-10 00:48:03,961 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-01-10 00:48:03,961 INFO L138 SettingsManager]: * Use SBE=true [2022-01-10 00:48:03,961 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-01-10 00:48:03,962 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-01-10 00:48:03,962 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-01-10 00:48:03,962 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-01-10 00:48:03,962 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-01-10 00:48:03,962 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-01-10 00:48:03,963 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-01-10 00:48:03,963 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-01-10 00:48:03,963 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-01-10 00:48:03,963 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-01-10 00:48:03,963 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-01-10 00:48:03,963 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-01-10 00:48:03,963 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-10 00:48:03,963 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-01-10 00:48:03,963 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-01-10 00:48:03,963 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-01-10 00:48:03,963 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-01-10 00:48:03,964 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-01-10 00:48:03,964 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-01-10 00:48:03,964 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-01-10 00:48:03,964 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-01-10 00:48:03,964 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-01-10 00:48:04,137 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-01-10 00:48:04,165 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-01-10 00:48:04,166 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-01-10 00:48:04,167 INFO L271 PluginConnector]: Initializing CDTParser... [2022-01-10 00:48:04,168 INFO L275 PluginConnector]: CDTParser initialized [2022-01-10 00:48:04,169 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_1051.c [2022-01-10 00:48:04,206 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7258c7736/483cfb2a0f7c498bb96c32c18238ab9e/FLAGd1df47917 [2022-01-10 00:48:04,590 INFO L306 CDTParser]: Found 1 translation units. [2022-01-10 00:48:04,590 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_1051.c [2022-01-10 00:48:04,595 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7258c7736/483cfb2a0f7c498bb96c32c18238ab9e/FLAGd1df47917 [2022-01-10 00:48:04,606 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7258c7736/483cfb2a0f7c498bb96c32c18238ab9e [2022-01-10 00:48:04,608 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-01-10 00:48:04,611 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-01-10 00:48:04,612 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-01-10 00:48:04,612 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-01-10 00:48:04,614 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-01-10 00:48:04,615 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.01 12:48:04" (1/1) ... [2022-01-10 00:48:04,616 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62f8994e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 12:48:04, skipping insertion in model container [2022-01-10 00:48:04,616 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.01 12:48:04" (1/1) ... [2022-01-10 00:48:04,621 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-01-10 00:48:04,634 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-01-10 00:48:04,807 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_1051.c[2106,2119] [2022-01-10 00:48:04,809 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-10 00:48:04,816 INFO L203 MainTranslator]: Completed pre-run [2022-01-10 00:48:04,851 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_1051.c[2106,2119] [2022-01-10 00:48:04,851 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-10 00:48:04,860 INFO L208 MainTranslator]: Completed translation [2022-01-10 00:48:04,860 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 12:48:04 WrapperNode [2022-01-10 00:48:04,860 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-01-10 00:48:04,861 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-01-10 00:48:04,861 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-01-10 00:48:04,861 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-01-10 00:48:04,867 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 12:48:04" (1/1) ... [2022-01-10 00:48:04,875 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 12:48:04" (1/1) ... [2022-01-10 00:48:04,889 INFO L137 Inliner]: procedures = 16, calls = 19, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 100 [2022-01-10 00:48:04,889 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-01-10 00:48:04,889 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-01-10 00:48:04,890 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-01-10 00:48:04,890 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-01-10 00:48:04,895 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 12:48:04" (1/1) ... [2022-01-10 00:48:04,895 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 12:48:04" (1/1) ... [2022-01-10 00:48:04,898 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 12:48:04" (1/1) ... [2022-01-10 00:48:04,898 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 12:48:04" (1/1) ... [2022-01-10 00:48:04,903 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 12:48:04" (1/1) ... [2022-01-10 00:48:04,906 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 12:48:04" (1/1) ... [2022-01-10 00:48:04,907 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 12:48:04" (1/1) ... [2022-01-10 00:48:04,908 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-01-10 00:48:04,909 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-01-10 00:48:04,909 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-01-10 00:48:04,909 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-01-10 00:48:04,913 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 12:48:04" (1/1) ... [2022-01-10 00:48:04,918 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-10 00:48:04,927 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-10 00:48:04,961 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) [2022-01-10 00:48:05,001 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 [2022-01-10 00:48:05,011 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-01-10 00:48:05,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-01-10 00:48:05,013 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-01-10 00:48:05,013 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2022-01-10 00:48:05,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-01-10 00:48:05,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2022-01-10 00:48:05,013 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-01-10 00:48:05,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-01-10 00:48:05,014 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-01-10 00:48:05,014 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-01-10 00:48:05,102 INFO L234 CfgBuilder]: Building ICFG [2022-01-10 00:48:05,103 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-01-10 00:48:05,255 INFO L275 CfgBuilder]: Performing block encoding [2022-01-10 00:48:05,259 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-01-10 00:48:05,259 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2022-01-10 00:48:05,260 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 12:48:05 BoogieIcfgContainer [2022-01-10 00:48:05,261 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-01-10 00:48:05,262 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-01-10 00:48:05,262 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-01-10 00:48:05,276 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-01-10 00:48:05,277 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.01 12:48:04" (1/3) ... [2022-01-10 00:48:05,277 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@253029bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.01 12:48:05, skipping insertion in model container [2022-01-10 00:48:05,277 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 12:48:04" (2/3) ... [2022-01-10 00:48:05,278 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@253029bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.01 12:48:05, skipping insertion in model container [2022-01-10 00:48:05,278 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 12:48:05" (3/3) ... [2022-01-10 00:48:05,279 INFO L111 eAbstractionObserver]: Analyzing ICFG double_req_bl_1051.c [2022-01-10 00:48:05,282 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-01-10 00:48:05,282 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-01-10 00:48:05,321 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-01-10 00:48:05,328 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2022-01-10 00:48:05,328 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-01-10 00:48:05,339 INFO L276 IsEmpty]: Start isEmpty. Operand has 34 states, 32 states have (on average 1.65625) internal successors, (53), 33 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 00:48:05,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-01-10 00:48:05,343 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 00:48:05,343 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-10 00:48:05,344 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 00:48:05,348 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 00:48:05,348 INFO L85 PathProgramCache]: Analyzing trace with hash -1930047821, now seen corresponding path program 1 times [2022-01-10 00:48:05,354 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 00:48:05,354 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1421470016] [2022-01-10 00:48:05,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 00:48:05,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 00:48:05,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 00:48:05,461 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-10 00:48:05,461 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 00:48:05,461 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1421470016] [2022-01-10 00:48:05,462 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1421470016] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 00:48:05,462 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 00:48:05,462 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-01-10 00:48:05,463 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [986182548] [2022-01-10 00:48:05,464 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 00:48:05,467 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-01-10 00:48:05,467 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 00:48:05,491 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-01-10 00:48:05,492 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-01-10 00:48:05,494 INFO L87 Difference]: Start difference. First operand has 34 states, 32 states have (on average 1.65625) internal successors, (53), 33 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 00:48:05,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 00:48:05,512 INFO L93 Difference]: Finished difference Result 66 states and 104 transitions. [2022-01-10 00:48:05,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-10 00:48:05,514 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2022-01-10 00:48:05,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 00:48:05,519 INFO L225 Difference]: With dead ends: 66 [2022-01-10 00:48:05,519 INFO L226 Difference]: Without dead ends: 31 [2022-01-10 00:48:05,522 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-01-10 00:48:05,525 INFO L933 BasicCegarLoop]: 48 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 48 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-10 00:48:05,526 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 48 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-10 00:48:05,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2022-01-10 00:48:05,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2022-01-10 00:48:05,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31 states, 30 states have (on average 1.5) internal successors, (45), 30 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 00:48:05,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 45 transitions. [2022-01-10 00:48:05,549 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 45 transitions. Word has length 11 [2022-01-10 00:48:05,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 00:48:05,549 INFO L470 AbstractCegarLoop]: Abstraction has 31 states and 45 transitions. [2022-01-10 00:48:05,549 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 00:48:05,549 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 45 transitions. [2022-01-10 00:48:05,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-01-10 00:48:05,550 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 00:48:05,550 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-10 00:48:05,550 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-01-10 00:48:05,551 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 00:48:05,551 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 00:48:05,551 INFO L85 PathProgramCache]: Analyzing trace with hash -1310126896, now seen corresponding path program 1 times [2022-01-10 00:48:05,552 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 00:48:05,552 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [207614126] [2022-01-10 00:48:05,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 00:48:05,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 00:48:05,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-01-10 00:48:05,611 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-01-10 00:48:05,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-01-10 00:48:05,662 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-01-10 00:48:05,663 INFO L628 BasicCegarLoop]: Counterexample is feasible [2022-01-10 00:48:05,664 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-01-10 00:48:05,666 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-01-10 00:48:05,668 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1] [2022-01-10 00:48:05,670 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2022-01-10 00:48:05,695 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.01 12:48:05 BoogieIcfgContainer [2022-01-10 00:48:05,696 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-01-10 00:48:05,697 INFO L158 Benchmark]: Toolchain (without parser) took 1085.79ms. Allocated memory was 215.0MB in the beginning and 331.4MB in the end (delta: 116.4MB). Free memory was 159.8MB in the beginning and 258.9MB in the end (delta: -99.1MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. [2022-01-10 00:48:05,697 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 215.0MB. Free memory is still 176.6MB. There was no memory consumed. Max. memory is 8.0GB. [2022-01-10 00:48:05,699 INFO L158 Benchmark]: CACSL2BoogieTranslator took 248.27ms. Allocated memory was 215.0MB in the beginning and 331.4MB in the end (delta: 116.4MB). Free memory was 159.6MB in the beginning and 302.4MB in the end (delta: -142.8MB). Peak memory consumption was 8.3MB. Max. memory is 8.0GB. [2022-01-10 00:48:05,700 INFO L158 Benchmark]: Boogie Procedure Inliner took 27.95ms. Allocated memory is still 331.4MB. Free memory was 302.4MB in the beginning and 300.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-01-10 00:48:05,700 INFO L158 Benchmark]: Boogie Preprocessor took 18.86ms. Allocated memory is still 331.4MB. Free memory was 300.8MB in the beginning and 299.2MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-01-10 00:48:05,702 INFO L158 Benchmark]: RCFGBuilder took 351.78ms. Allocated memory is still 331.4MB. Free memory was 299.2MB in the beginning and 284.6MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. [2022-01-10 00:48:05,702 INFO L158 Benchmark]: TraceAbstraction took 434.28ms. Allocated memory is still 331.4MB. Free memory was 284.0MB in the beginning and 258.9MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 8.0GB. [2022-01-10 00:48:05,706 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 215.0MB. Free memory is still 176.6MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 248.27ms. Allocated memory was 215.0MB in the beginning and 331.4MB in the end (delta: 116.4MB). Free memory was 159.6MB in the beginning and 302.4MB in the end (delta: -142.8MB). Peak memory consumption was 8.3MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 27.95ms. Allocated memory is still 331.4MB. Free memory was 302.4MB in the beginning and 300.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 18.86ms. Allocated memory is still 331.4MB. Free memory was 300.8MB in the beginning and 299.2MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 351.78ms. Allocated memory is still 331.4MB. Free memory was 299.2MB in the beginning and 284.6MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. * TraceAbstraction took 434.28ms. Allocated memory is still 331.4MB. Free memory was 284.0MB in the beginning and 258.9MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. 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: 95]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of shiftRight at line 39, overapproximation of bitwiseOr at line 40, overapproximation of someBinaryArithmeticDOUBLEoperation at line 90, overapproximation of bitwiseAnd at line 27, overapproximation of someBinaryDOUBLEComparisonOperation at line 82. Possible FailurePath: [L16] static const double huge_floor = 1.0e300; VAL [huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L90] double x = 0.0 / 0.0; [L91] CALL, EXPR floor_double(x) [L19] __int32_t i0, i1, j0; [L20] __uint32_t i, j; VAL [\old(x)=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001] [L22] ieee_double_shape_type ew_u; [L23] ew_u.value = (x) [L24] EXPR ew_u.parts.msw [L24] (i0) = ew_u.parts.msw [L25] EXPR ew_u.parts.lsw [L25] (i1) = ew_u.parts.lsw [L27] j0 = ((i0 >> 20) & 0x7ff) - 0x3ff VAL [\old(x)=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, i0=-2, i1=-1, x=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001] [L28] COND TRUE j0 < 20 VAL [\old(x)=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, i0=-2, i1=-1, j0=0, x=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001] [L29] COND FALSE !(j0 < 0) [L39] i = (0x000fffff) >> j0 VAL [\old(x)=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, i0=-2, i1=-1, j0=0, x=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001] [L40] COND TRUE ((i0 & i) | i1) == 0 [L41] return x; VAL [\old(x)=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001, \result=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, i0=-2, i1=-1, j0=0, x=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001] [L91] RET, EXPR floor_double(x) [L91] double res = floor_double(x); [L94] CALL, EXPR isnan_double(res) [L82] return x != x; VAL [\old(x)=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001, \result=0, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001] [L94] RET, EXPR isnan_double(res) [L94] COND TRUE !isnan_double(res) [L95] reach_error() VAL [huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, res=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001, x=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 34 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 48 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 0 IncrementalHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 48 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=34occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 23 NumberOfCodeBlocks, 23 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 10 ConstructedInterpolants, 0 QuantifiedInterpolants, 10 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-01-10 00:48:05,732 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...