/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Overflow-32bit-Automizer_Default.epf -i ../sv-benchmarks/c/float-newlib/double_req_bl_0981.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-05d3305-m [2022-10-16 12:01:12,437 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-16 12:01:12,441 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-16 12:01:12,485 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-16 12:01:12,485 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-16 12:01:12,487 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-16 12:01:12,489 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-16 12:01:12,491 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-16 12:01:12,493 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-16 12:01:12,494 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-16 12:01:12,496 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-16 12:01:12,497 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-16 12:01:12,498 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-16 12:01:12,499 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-16 12:01:12,501 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-16 12:01:12,502 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-16 12:01:12,517 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-16 12:01:12,518 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-16 12:01:12,520 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-16 12:01:12,523 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-16 12:01:12,525 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-16 12:01:12,526 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-16 12:01:12,528 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-16 12:01:12,529 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-16 12:01:12,533 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-10-16 12:01:12,537 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-16 12:01:12,538 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-16 12:01:12,539 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-16 12:01:12,540 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-16 12:01:12,541 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-16 12:01:12,542 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-16 12:01:12,542 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-16 12:01:12,543 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-16 12:01:12,543 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-16 12:01:12,544 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-16 12:01:12,545 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-16 12:01:12,547 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Overflow-32bit-Automizer_Default.epf [2022-10-16 12:01:12,576 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-16 12:01:12,577 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-16 12:01:12,577 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-16 12:01:12,577 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-16 12:01:12,578 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-16 12:01:12,578 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-16 12:01:12,579 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-16 12:01:12,579 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-16 12:01:12,580 INFO L138 SettingsManager]: * Use SBE=true [2022-10-16 12:01:12,580 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-16 12:01:12,580 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-16 12:01:12,580 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-16 12:01:12,580 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-16 12:01:12,581 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-16 12:01:12,581 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-16 12:01:12,581 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-16 12:01:12,581 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-16 12:01:12,581 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-16 12:01:12,581 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-16 12:01:12,582 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-16 12:01:12,582 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-16 12:01:12,582 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-16 12:01:12,582 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-16 12:01:12,582 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-16 12:01:12,583 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-16 12:01:12,583 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-16 12:01:12,583 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 12:01:12,583 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-16 12:01:12,583 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-16 12:01:12,584 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-16 12:01:12,584 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-16 12:01:12,584 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-16 12:01:12,584 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-16 12:01:12,584 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-10-16 12:01:12,953 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-16 12:01:12,980 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-16 12:01:12,983 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-16 12:01:12,985 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-16 12:01:12,986 INFO L275 PluginConnector]: CDTParser initialized [2022-10-16 12:01:12,987 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0981.c [2022-10-16 12:01:13,078 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/30151acfa/0d5a1d4aada44fd58437e20fd2c318de/FLAG7f3307fce [2022-10-16 12:01:13,738 INFO L306 CDTParser]: Found 1 translation units. [2022-10-16 12:01:13,739 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0981.c [2022-10-16 12:01:13,748 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/30151acfa/0d5a1d4aada44fd58437e20fd2c318de/FLAG7f3307fce [2022-10-16 12:01:14,097 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/30151acfa/0d5a1d4aada44fd58437e20fd2c318de [2022-10-16 12:01:14,102 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-16 12:01:14,108 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-10-16 12:01:14,114 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-16 12:01:14,115 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-16 12:01:14,120 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-16 12:01:14,122 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 12:01:14" (1/1) ... [2022-10-16 12:01:14,123 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@454818ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:01:14, skipping insertion in model container [2022-10-16 12:01:14,124 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 12:01:14" (1/1) ... [2022-10-16 12:01:14,134 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-16 12:01:14,181 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-16 12:01:14,511 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0981.c[4783,4796] [2022-10-16 12:01:14,512 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 12:01:14,534 INFO L203 MainTranslator]: Completed pre-run [2022-10-16 12:01:14,649 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0981.c[4783,4796] [2022-10-16 12:01:14,650 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 12:01:14,674 INFO L208 MainTranslator]: Completed translation [2022-10-16 12:01:14,675 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:01:14 WrapperNode [2022-10-16 12:01:14,675 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-16 12:01:14,677 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-16 12:01:14,677 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-16 12:01:14,677 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-16 12:01:14,687 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:01:14" (1/1) ... [2022-10-16 12:01:14,703 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:01:14" (1/1) ... [2022-10-16 12:01:14,763 INFO L138 Inliner]: procedures = 18, calls = 43, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 299 [2022-10-16 12:01:14,764 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-16 12:01:14,765 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-16 12:01:14,765 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-16 12:01:14,765 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-16 12:01:14,776 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:01:14" (1/1) ... [2022-10-16 12:01:14,777 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:01:14" (1/1) ... [2022-10-16 12:01:14,784 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:01:14" (1/1) ... [2022-10-16 12:01:14,787 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:01:14" (1/1) ... [2022-10-16 12:01:14,824 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:01:14" (1/1) ... [2022-10-16 12:01:14,834 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:01:14" (1/1) ... [2022-10-16 12:01:14,845 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:01:14" (1/1) ... [2022-10-16 12:01:14,851 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:01:14" (1/1) ... [2022-10-16 12:01:14,862 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-16 12:01:14,864 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-16 12:01:14,864 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-16 12:01:14,865 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-16 12:01:14,866 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:01:14" (1/1) ... [2022-10-16 12:01:14,874 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 12:01:14,892 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 12:01:14,908 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-16 12:01:14,935 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-16 12:01:14,995 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-16 12:01:14,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-16 12:01:14,997 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-16 12:01:14,997 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2022-10-16 12:01:14,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-16 12:01:14,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2022-10-16 12:01:14,998 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-16 12:01:14,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-16 12:01:14,999 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-16 12:01:14,999 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-16 12:01:15,194 INFO L235 CfgBuilder]: Building ICFG [2022-10-16 12:01:15,199 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-16 12:01:15,988 INFO L276 CfgBuilder]: Performing block encoding [2022-10-16 12:01:15,996 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-16 12:01:15,997 INFO L300 CfgBuilder]: Removed 14 assume(true) statements. [2022-10-16 12:01:15,999 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 12:01:15 BoogieIcfgContainer [2022-10-16 12:01:15,999 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-16 12:01:16,002 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-16 12:01:16,003 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-16 12:01:16,007 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-16 12:01:16,007 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 12:01:14" (1/3) ... [2022-10-16 12:01:16,008 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c8f1625 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 12:01:16, skipping insertion in model container [2022-10-16 12:01:16,008 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:01:14" (2/3) ... [2022-10-16 12:01:16,008 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c8f1625 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 12:01:16, skipping insertion in model container [2022-10-16 12:01:16,009 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 12:01:15" (3/3) ... [2022-10-16 12:01:16,014 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0981.c [2022-10-16 12:01:16,040 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-16 12:01:16,041 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 40 error locations. [2022-10-16 12:01:16,106 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-16 12:01:16,116 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@28000e3b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-16 12:01:16,116 INFO L358 AbstractCegarLoop]: Starting to check reachability of 40 error locations. [2022-10-16 12:01:16,122 INFO L276 IsEmpty]: Start isEmpty. Operand has 130 states, 89 states have (on average 1.8764044943820224) internal successors, (167), 129 states have internal predecessors, (167), 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) [2022-10-16 12:01:16,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-16 12:01:16,130 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:01:16,131 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2022-10-16 12:01:16,131 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 37 more)] === [2022-10-16 12:01:16,138 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:01:16,138 INFO L85 PathProgramCache]: Analyzing trace with hash 1812567146, now seen corresponding path program 1 times [2022-10-16 12:01:16,149 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:01:16,150 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1720702581] [2022-10-16 12:01:16,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:01:16,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:01:16,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:01:16,327 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 12:01:16,328 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:01:16,328 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1720702581] [2022-10-16 12:01:16,329 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1720702581] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:01:16,329 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 12:01:16,330 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-16 12:01:16,332 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1515157636] [2022-10-16 12:01:16,333 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:01:16,338 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-10-16 12:01:16,338 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:01:16,372 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-10-16 12:01:16,373 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-10-16 12:01:16,376 INFO L87 Difference]: Start difference. First operand has 130 states, 89 states have (on average 1.8764044943820224) internal successors, (167), 129 states have internal predecessors, (167), 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 3.5) internal successors, (7), 2 states have internal predecessors, (7), 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) [2022-10-16 12:01:16,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:01:16,411 INFO L93 Difference]: Finished difference Result 256 states and 332 transitions. [2022-10-16 12:01:16,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-16 12:01:16,414 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 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 7 [2022-10-16 12:01:16,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:01:16,427 INFO L225 Difference]: With dead ends: 256 [2022-10-16 12:01:16,427 INFO L226 Difference]: Without dead ends: 121 [2022-10-16 12:01:16,431 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-10-16 12:01:16,436 INFO L413 NwaCegarLoop]: 148 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, 148 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-16 12:01:16,438 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 148 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-16 12:01:16,459 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2022-10-16 12:01:16,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 121. [2022-10-16 12:01:16,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 121 states, 83 states have (on average 1.6987951807228916) internal successors, (141), 120 states have internal predecessors, (141), 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) [2022-10-16 12:01:16,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 141 transitions. [2022-10-16 12:01:16,489 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 141 transitions. Word has length 7 [2022-10-16 12:01:16,489 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:01:16,489 INFO L495 AbstractCegarLoop]: Abstraction has 121 states and 141 transitions. [2022-10-16 12:01:16,490 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 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) [2022-10-16 12:01:16,490 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 141 transitions. [2022-10-16 12:01:16,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-16 12:01:16,491 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:01:16,491 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 12:01:16,491 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-16 12:01:16,492 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 37 more)] === [2022-10-16 12:01:16,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:01:16,493 INFO L85 PathProgramCache]: Analyzing trace with hash 149055751, now seen corresponding path program 1 times [2022-10-16 12:01:16,493 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:01:16,493 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [967560262] [2022-10-16 12:01:16,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:01:16,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:01:16,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:01:16,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 12:01:16,631 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:01:16,631 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [967560262] [2022-10-16 12:01:16,632 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [967560262] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:01:16,632 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 12:01:16,632 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-16 12:01:16,633 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [445053871] [2022-10-16 12:01:16,633 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:01:16,634 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-16 12:01:16,635 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:01:16,636 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-16 12:01:16,636 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 12:01:16,636 INFO L87 Difference]: Start difference. First operand 121 states and 141 transitions. Second operand has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 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) [2022-10-16 12:01:16,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:01:16,718 INFO L93 Difference]: Finished difference Result 199 states and 231 transitions. [2022-10-16 12:01:16,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-16 12:01:16,719 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 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 8 [2022-10-16 12:01:16,719 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:01:16,722 INFO L225 Difference]: With dead ends: 199 [2022-10-16 12:01:16,722 INFO L226 Difference]: Without dead ends: 198 [2022-10-16 12:01:16,723 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 12:01:16,724 INFO L413 NwaCegarLoop]: 120 mSDtfsCounter, 125 mSDsluCounter, 93 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 125 SdHoareTripleChecker+Valid, 213 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 12:01:16,725 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [125 Valid, 213 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 12:01:16,727 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198 states. [2022-10-16 12:01:16,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198 to 120. [2022-10-16 12:01:16,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 120 states, 83 states have (on average 1.6867469879518073) internal successors, (140), 119 states have internal predecessors, (140), 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) [2022-10-16 12:01:16,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 140 transitions. [2022-10-16 12:01:16,740 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 140 transitions. Word has length 8 [2022-10-16 12:01:16,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:01:16,741 INFO L495 AbstractCegarLoop]: Abstraction has 120 states and 140 transitions. [2022-10-16 12:01:16,741 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 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) [2022-10-16 12:01:16,742 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 140 transitions. [2022-10-16 12:01:16,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-16 12:01:16,742 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:01:16,742 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 12:01:16,743 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-10-16 12:01:16,743 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 37 more)] === [2022-10-16 12:01:16,744 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:01:16,744 INFO L85 PathProgramCache]: Analyzing trace with hash 324898222, now seen corresponding path program 1 times [2022-10-16 12:01:16,744 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:01:16,745 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1999154609] [2022-10-16 12:01:16,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:01:16,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:01:16,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:01:16,906 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 12:01:16,906 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:01:16,907 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1999154609] [2022-10-16 12:01:16,907 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1999154609] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:01:16,907 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 12:01:16,908 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-16 12:01:16,908 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2133925888] [2022-10-16 12:01:16,908 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:01:16,910 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-16 12:01:16,910 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:01:16,911 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-16 12:01:16,912 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 12:01:16,912 INFO L87 Difference]: Start difference. First operand 120 states and 140 transitions. Second operand has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 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) [2022-10-16 12:01:16,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:01:16,975 INFO L93 Difference]: Finished difference Result 144 states and 164 transitions. [2022-10-16 12:01:16,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-16 12:01:16,977 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 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 9 [2022-10-16 12:01:16,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:01:16,978 INFO L225 Difference]: With dead ends: 144 [2022-10-16 12:01:16,979 INFO L226 Difference]: Without dead ends: 142 [2022-10-16 12:01:16,979 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 12:01:16,984 INFO L413 NwaCegarLoop]: 132 mSDtfsCounter, 27 mSDsluCounter, 120 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 27 SdHoareTripleChecker+Valid, 252 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-16 12:01:16,987 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [27 Valid, 252 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-16 12:01:16,991 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2022-10-16 12:01:17,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 118. [2022-10-16 12:01:17,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 118 states, 83 states have (on average 1.6626506024096386) internal successors, (138), 117 states have internal predecessors, (138), 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) [2022-10-16 12:01:17,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 138 transitions. [2022-10-16 12:01:17,015 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 138 transitions. Word has length 9 [2022-10-16 12:01:17,015 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:01:17,015 INFO L495 AbstractCegarLoop]: Abstraction has 118 states and 138 transitions. [2022-10-16 12:01:17,016 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 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) [2022-10-16 12:01:17,016 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 138 transitions. [2022-10-16 12:01:17,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-16 12:01:17,017 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:01:17,017 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 12:01:17,017 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-10-16 12:01:17,018 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 37 more)] === [2022-10-16 12:01:17,018 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:01:17,019 INFO L85 PathProgramCache]: Analyzing trace with hash 325761071, now seen corresponding path program 1 times [2022-10-16 12:01:17,019 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:01:17,019 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1550887590] [2022-10-16 12:01:17,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:01:17,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:01:17,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:01:17,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 12:01:17,122 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:01:17,122 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1550887590] [2022-10-16 12:01:17,123 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1550887590] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:01:17,123 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 12:01:17,123 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-16 12:01:17,123 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1854105174] [2022-10-16 12:01:17,124 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:01:17,124 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-16 12:01:17,124 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:01:17,125 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-16 12:01:17,125 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 12:01:17,126 INFO L87 Difference]: Start difference. First operand 118 states and 138 transitions. Second operand has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 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) [2022-10-16 12:01:17,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:01:17,205 INFO L93 Difference]: Finished difference Result 224 states and 261 transitions. [2022-10-16 12:01:17,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-16 12:01:17,206 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 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 9 [2022-10-16 12:01:17,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:01:17,208 INFO L225 Difference]: With dead ends: 224 [2022-10-16 12:01:17,209 INFO L226 Difference]: Without dead ends: 223 [2022-10-16 12:01:17,209 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 12:01:17,211 INFO L413 NwaCegarLoop]: 211 mSDtfsCounter, 116 mSDsluCounter, 111 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 116 SdHoareTripleChecker+Valid, 322 SdHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 12:01:17,212 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [116 Valid, 322 Invalid, 43 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 42 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 12:01:17,214 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 223 states. [2022-10-16 12:01:17,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 223 to 121. [2022-10-16 12:01:17,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 121 states, 86 states have (on average 1.6511627906976745) internal successors, (142), 120 states have internal predecessors, (142), 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) [2022-10-16 12:01:17,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 142 transitions. [2022-10-16 12:01:17,226 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 142 transitions. Word has length 9 [2022-10-16 12:01:17,226 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:01:17,227 INFO L495 AbstractCegarLoop]: Abstraction has 121 states and 142 transitions. [2022-10-16 12:01:17,227 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 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) [2022-10-16 12:01:17,227 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 142 transitions. [2022-10-16 12:01:17,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-16 12:01:17,228 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:01:17,228 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 12:01:17,228 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-10-16 12:01:17,229 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 37 more)] === [2022-10-16 12:01:17,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:01:17,229 INFO L85 PathProgramCache]: Analyzing trace with hash 1508658697, now seen corresponding path program 1 times [2022-10-16 12:01:17,230 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:01:17,230 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [451980699] [2022-10-16 12:01:17,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:01:17,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:01:17,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:01:17,391 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 12:01:17,391 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:01:17,392 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [451980699] [2022-10-16 12:01:17,392 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [451980699] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:01:17,392 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 12:01:17,392 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-16 12:01:17,393 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [655507665] [2022-10-16 12:01:17,393 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:01:17,393 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 12:01:17,394 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:01:17,394 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 12:01:17,395 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-10-16 12:01:17,395 INFO L87 Difference]: Start difference. First operand 121 states and 142 transitions. Second operand has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 4 states have internal predecessors, (10), 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) [2022-10-16 12:01:17,490 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:01:17,490 INFO L93 Difference]: Finished difference Result 157 states and 176 transitions. [2022-10-16 12:01:17,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-16 12:01:17,491 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 4 states have internal predecessors, (10), 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 10 [2022-10-16 12:01:17,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:01:17,492 INFO L225 Difference]: With dead ends: 157 [2022-10-16 12:01:17,493 INFO L226 Difference]: Without dead ends: 156 [2022-10-16 12:01:17,493 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-10-16 12:01:17,495 INFO L413 NwaCegarLoop]: 127 mSDtfsCounter, 40 mSDsluCounter, 224 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 40 SdHoareTripleChecker+Valid, 351 SdHoareTripleChecker+Invalid, 51 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 49 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 12:01:17,496 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [40 Valid, 351 Invalid, 51 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 12:01:17,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2022-10-16 12:01:17,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 122. [2022-10-16 12:01:17,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 122 states, 87 states have (on average 1.6436781609195403) internal successors, (143), 121 states have internal predecessors, (143), 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) [2022-10-16 12:01:17,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 143 transitions. [2022-10-16 12:01:17,505 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 143 transitions. Word has length 10 [2022-10-16 12:01:17,505 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:01:17,505 INFO L495 AbstractCegarLoop]: Abstraction has 122 states and 143 transitions. [2022-10-16 12:01:17,506 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 4 states have internal predecessors, (10), 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) [2022-10-16 12:01:17,506 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 143 transitions. [2022-10-16 12:01:17,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-16 12:01:17,507 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:01:17,507 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 12:01:17,507 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-10-16 12:01:17,507 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 37 more)] === [2022-10-16 12:01:17,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:01:17,508 INFO L85 PathProgramCache]: Analyzing trace with hash -476220559, now seen corresponding path program 1 times [2022-10-16 12:01:17,508 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:01:17,509 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [713669470] [2022-10-16 12:01:17,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:01:17,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:01:17,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:01:17,578 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 12:01:17,578 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:01:17,579 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [713669470] [2022-10-16 12:01:17,579 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [713669470] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:01:17,579 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 12:01:17,579 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-16 12:01:17,580 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1089602755] [2022-10-16 12:01:17,580 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:01:17,580 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 12:01:17,581 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:01:17,581 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 12:01:17,582 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-10-16 12:01:17,582 INFO L87 Difference]: Start difference. First operand 122 states and 143 transitions. Second operand has 4 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 4 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) [2022-10-16 12:01:17,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:01:17,665 INFO L93 Difference]: Finished difference Result 156 states and 175 transitions. [2022-10-16 12:01:17,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-16 12:01:17,666 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 4 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 [2022-10-16 12:01:17,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:01:17,667 INFO L225 Difference]: With dead ends: 156 [2022-10-16 12:01:17,668 INFO L226 Difference]: Without dead ends: 155 [2022-10-16 12:01:17,668 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-10-16 12:01:17,670 INFO L413 NwaCegarLoop]: 145 mSDtfsCounter, 40 mSDsluCounter, 224 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 40 SdHoareTripleChecker+Valid, 369 SdHoareTripleChecker+Invalid, 51 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 49 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 12:01:17,670 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [40 Valid, 369 Invalid, 51 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 12:01:17,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155 states. [2022-10-16 12:01:17,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155 to 123. [2022-10-16 12:01:17,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123 states, 88 states have (on average 1.6363636363636365) internal successors, (144), 122 states have internal predecessors, (144), 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) [2022-10-16 12:01:17,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 144 transitions. [2022-10-16 12:01:17,679 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 144 transitions. Word has length 11 [2022-10-16 12:01:17,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:01:17,679 INFO L495 AbstractCegarLoop]: Abstraction has 123 states and 144 transitions. [2022-10-16 12:01:17,679 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 4 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) [2022-10-16 12:01:17,680 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 144 transitions. [2022-10-16 12:01:17,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-16 12:01:17,680 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:01:17,681 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 12:01:17,681 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-10-16 12:01:17,681 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr32ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 37 more)] === [2022-10-16 12:01:17,682 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:01:17,682 INFO L85 PathProgramCache]: Analyzing trace with hash -1646224927, now seen corresponding path program 1 times [2022-10-16 12:01:17,682 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:01:17,683 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1154160592] [2022-10-16 12:01:17,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:01:17,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:01:17,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-16 12:01:17,734 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-16 12:01:17,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-16 12:01:17,813 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-16 12:01:17,813 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-10-16 12:01:17,815 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr32ASSERT_VIOLATIONINTEGER_OVERFLOW (39 of 40 remaining) [2022-10-16 12:01:17,817 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (38 of 40 remaining) [2022-10-16 12:01:17,818 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (37 of 40 remaining) [2022-10-16 12:01:17,818 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (36 of 40 remaining) [2022-10-16 12:01:17,818 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (35 of 40 remaining) [2022-10-16 12:01:17,818 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (34 of 40 remaining) [2022-10-16 12:01:17,819 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (33 of 40 remaining) [2022-10-16 12:01:17,819 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (32 of 40 remaining) [2022-10-16 12:01:17,819 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (31 of 40 remaining) [2022-10-16 12:01:17,820 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (30 of 40 remaining) [2022-10-16 12:01:17,820 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (29 of 40 remaining) [2022-10-16 12:01:17,821 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (28 of 40 remaining) [2022-10-16 12:01:17,822 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (27 of 40 remaining) [2022-10-16 12:01:17,822 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW (26 of 40 remaining) [2022-10-16 12:01:17,822 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW (25 of 40 remaining) [2022-10-16 12:01:17,823 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW (24 of 40 remaining) [2022-10-16 12:01:17,823 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW (23 of 40 remaining) [2022-10-16 12:01:17,823 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW (22 of 40 remaining) [2022-10-16 12:01:17,826 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW (21 of 40 remaining) [2022-10-16 12:01:17,826 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW (20 of 40 remaining) [2022-10-16 12:01:17,826 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW (19 of 40 remaining) [2022-10-16 12:01:17,827 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr20ASSERT_VIOLATIONINTEGER_OVERFLOW (18 of 40 remaining) [2022-10-16 12:01:17,827 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr21ASSERT_VIOLATIONINTEGER_OVERFLOW (17 of 40 remaining) [2022-10-16 12:01:17,827 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW (16 of 40 remaining) [2022-10-16 12:01:17,828 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr23ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 40 remaining) [2022-10-16 12:01:17,828 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 40 remaining) [2022-10-16 12:01:17,828 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr25ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 40 remaining) [2022-10-16 12:01:17,828 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr26ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 40 remaining) [2022-10-16 12:01:17,829 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr27ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 40 remaining) [2022-10-16 12:01:17,829 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr28ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 40 remaining) [2022-10-16 12:01:17,829 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr29ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 40 remaining) [2022-10-16 12:01:17,830 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr30ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 40 remaining) [2022-10-16 12:01:17,830 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr31ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 40 remaining) [2022-10-16 12:01:17,830 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr33ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 40 remaining) [2022-10-16 12:01:17,831 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr34ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 40 remaining) [2022-10-16 12:01:17,831 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr35ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 40 remaining) [2022-10-16 12:01:17,831 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr36ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 40 remaining) [2022-10-16 12:01:17,831 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr37ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 40 remaining) [2022-10-16 12:01:17,832 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr38ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 40 remaining) [2022-10-16 12:01:17,832 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr39ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 40 remaining) [2022-10-16 12:01:17,832 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-10-16 12:01:17,837 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2022-10-16 12:01:17,842 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-10-16 12:01:17,883 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.10 12:01:17 BoogieIcfgContainer [2022-10-16 12:01:17,883 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-10-16 12:01:17,884 INFO L158 Benchmark]: Toolchain (without parser) took 3780.31ms. Allocated memory was 165.7MB in the beginning and 227.5MB in the end (delta: 61.9MB). Free memory was 139.3MB in the beginning and 163.4MB in the end (delta: -24.2MB). Peak memory consumption was 38.2MB. Max. memory is 8.0GB. [2022-10-16 12:01:17,884 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 165.7MB. Free memory is still 136.9MB. There was no memory consumed. Max. memory is 8.0GB. [2022-10-16 12:01:17,885 INFO L158 Benchmark]: CACSL2BoogieTranslator took 561.43ms. Allocated memory is still 165.7MB. Free memory was 139.0MB in the beginning and 125.9MB in the end (delta: 13.0MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. [2022-10-16 12:01:17,885 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.10ms. Allocated memory is still 165.7MB. Free memory was 125.9MB in the beginning and 121.3MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2022-10-16 12:01:17,886 INFO L158 Benchmark]: Boogie Preprocessor took 97.60ms. Allocated memory is still 165.7MB. Free memory was 121.3MB in the beginning and 117.9MB in the end (delta: 3.4MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-10-16 12:01:17,887 INFO L158 Benchmark]: RCFGBuilder took 1135.62ms. Allocated memory is still 165.7MB. Free memory was 117.7MB in the beginning and 116.7MB in the end (delta: 972.0kB). Peak memory consumption was 13.0MB. Max. memory is 8.0GB. [2022-10-16 12:01:17,887 INFO L158 Benchmark]: TraceAbstraction took 1880.81ms. Allocated memory was 165.7MB in the beginning and 227.5MB in the end (delta: 61.9MB). Free memory was 115.7MB in the beginning and 163.4MB in the end (delta: -47.7MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. [2022-10-16 12:01:17,890 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 165.7MB. Free memory is still 136.9MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 561.43ms. Allocated memory is still 165.7MB. Free memory was 139.0MB in the beginning and 125.9MB in the end (delta: 13.0MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 87.10ms. Allocated memory is still 165.7MB. Free memory was 125.9MB in the beginning and 121.3MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 97.60ms. Allocated memory is still 165.7MB. Free memory was 121.3MB in the beginning and 117.9MB in the end (delta: 3.4MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 1135.62ms. Allocated memory is still 165.7MB. Free memory was 117.7MB in the beginning and 116.7MB in the end (delta: 972.0kB). Peak memory consumption was 13.0MB. Max. memory is 8.0GB. * TraceAbstraction took 1880.81ms. Allocated memory was 165.7MB in the beginning and 227.5MB in the end (delta: 61.9MB). Free memory was 115.7MB in the beginning and 163.4MB in the end (delta: -47.7MB). Peak memory consumption was 14.7MB. 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: 170]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of bitwiseOr at line 132, overapproximation of someBinaryArithmeticDOUBLEoperation at line 133, overapproximation of bitwiseAnd at line 169. Possible FailurePath: [L17-L26] static const double ln2_hi_log = 6.93147180369123816490e-01, ln2_lo_log = 1.90821492927058770002e-10, two54_log = 1.80143985094819840000e+16, Lg1_log = 6.666666666666735130e-01, Lg2_log = 3.999999999940941908e-01, Lg3_log = 2.857142874366239149e-01, Lg4_log = 2.222219843214978396e-01, Lg5_log = 1.818357216161805012e-01, Lg6_log = 1.531383769920937332e-01, Lg7_log = 1.479819860511658591e-01; [L28] static const double zero = 0.0; [L111-L114] static const double two54_log10 = 1.80143985094819840000e+16, ivln10_log10 = 4.34294481903251816668e-01, log10_2hi_log10 = 3.01029995663611771306e-01, log10_2lo_log10 = 3.69423907715893078616e-13; [L116] static const double zero_log10 = 0.0; VAL [ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log=18014398509481984, two54_log10=18014398509481984, zero=0, zero_log10=0] [L183] double x = 1.0 / 0.0; [L184] CALL, EXPR __ieee754_log10(x) [L119] double y, z; [L120] __int32_t i, k, hx; [L121] __uint32_t lx; VAL [\old(x)=18014398509481998, ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log=18014398509481984, two54_log10=18014398509481984, x=18014398509481998, zero=0, zero_log10=0] [L124] ieee_double_shape_type ew_u; [L125] ew_u.value = (x) [L126] EXPR ew_u.parts.msw [L126] (hx) = ew_u.parts.msw [L127] EXPR ew_u.parts.lsw [L127] (lx) = ew_u.parts.lsw [L130] k = 0 VAL [\old(x)=18014398509481998, hx=-1, ivln10_log10=108573620475812954167/250000000000000000000, k=0, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, lx=1, two54_log=18014398509481984, two54_log10=18014398509481984, x=18014398509481998, zero=0, zero_log10=0] [L131] COND TRUE hx < 0x00100000 VAL [\old(x)=18014398509481998, hx=-1, ivln10_log10=108573620475812954167/250000000000000000000, k=0, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, lx=1, two54_log=18014398509481984, two54_log10=18014398509481984, x=18014398509481998, zero=0, zero_log10=0] [L132] COND TRUE ((hx & 0x7fffffff) | lx) == 0 [L133] return -two54_log10 / zero_log10; VAL [\old(x)=18014398509481998, hx=-1, ivln10_log10=108573620475812954167/250000000000000000000, k=0, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, lx=1, two54_log=18014398509481984, two54_log10=18014398509481984, x=18014398509481998, zero=0, zero_log10=0] [L184] RET, EXPR __ieee754_log10(x) [L184] double res = __ieee754_log10(x); [L187] CALL isinf_double(res) [L162] __int32_t hx, lx; VAL [\old(x)=18014398509481997, ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log=18014398509481984, two54_log10=18014398509481984, x=18014398509481997, zero=0, zero_log10=0] [L164] ieee_double_shape_type ew_u; [L165] ew_u.value = (x) [L166] EXPR ew_u.parts.msw [L166] (hx) = ew_u.parts.msw [L167] EXPR ew_u.parts.lsw [L167] (lx) = ew_u.parts.lsw [L169] hx &= 0x7fffffff VAL [\old(x)=18014398509481997, hx=0, ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, lx=-2147483648, two54_log=18014398509481984, two54_log10=18014398509481984, x=18014398509481997, zero=0, zero_log10=0] [L170] -lx VAL [\old(x)=18014398509481997, hx=0, ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, lx=-2147483648, two54_log=18014398509481984, two54_log10=18014398509481984, x=18014398509481997, zero=0, zero_log10=0] - UnprovableResult [Line: 136]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 136]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 146]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 146]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 146]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 146]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 148]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 148]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 148]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 148]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 148]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 148]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 148]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 148]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 149]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 149]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 48]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 48]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 58]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 58]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 58]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 58]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 60]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 60]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 67]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 67]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 69]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 69]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 89]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 89]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 91]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 91]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 170]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 171]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 171]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 172]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 172]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 172]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 172]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 130 locations, 40 error locations. Started 1 CEGAR loops. OverallTime: 1.8s, OverallIterations: 7, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 348 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 348 mSDsluCounter, 1655 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 772 mSDsCounter, 9 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 184 IncrementalHoareTripleChecker+Invalid, 193 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 9 mSolverCounterUnsat, 883 mSDtfsCounter, 184 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 15 GetRequests, 7 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=130occurred in iteration=0, InterpolantAutomatonStates: 19, 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, 6 MinimizatonAttempts, 270 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 66 NumberOfCodeBlocks, 66 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 48 ConstructedInterpolants, 0 QuantifiedInterpolants, 114 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-10-16 12:01:17,953 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...