/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --core.log.level.for.class de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/BvToInt/svcomp-Reach-64bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/loop-industry-pattern/aiob_4.c.v+nlh-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-a10ec3b [2022-01-10 02:50:10,350 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-01-10 02:50:10,352 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-01-10 02:50:10,376 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-01-10 02:50:10,377 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-01-10 02:50:10,378 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-01-10 02:50:10,378 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-01-10 02:50:10,379 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-01-10 02:50:10,381 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-01-10 02:50:10,381 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-01-10 02:50:10,382 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-01-10 02:50:10,382 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-01-10 02:50:10,383 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-01-10 02:50:10,383 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-01-10 02:50:10,384 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-01-10 02:50:10,385 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-01-10 02:50:10,385 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-01-10 02:50:10,386 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-01-10 02:50:10,387 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-01-10 02:50:10,388 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-01-10 02:50:10,389 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-01-10 02:50:10,390 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-01-10 02:50:10,391 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-01-10 02:50:10,392 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-01-10 02:50:10,394 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-01-10 02:50:10,400 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-01-10 02:50:10,401 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-01-10 02:50:10,401 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-01-10 02:50:10,402 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/BvToInt/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-01-10 02:50:10,420 INFO L113 SettingsManager]: Loading preferences was successful [2022-01-10 02:50:10,421 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-01-10 02:50:10,421 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-01-10 02:50:10,421 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-01-10 02:50:10,422 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-01-10 02:50:10,422 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-01-10 02:50:10,422 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-01-10 02:50:10,423 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-01-10 02:50:10,423 INFO L138 SettingsManager]: * Use SBE=true [2022-01-10 02:50:10,423 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-01-10 02:50:10,423 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-01-10 02:50:10,423 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-01-10 02:50:10,423 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-01-10 02:50:10,423 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-01-10 02:50:10,424 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-01-10 02:50:10,424 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-01-10 02:50:10,424 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-01-10 02:50:10,424 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-01-10 02:50:10,424 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-01-10 02:50:10,424 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-01-10 02:50:10,424 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-01-10 02:50:10,425 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-01-10 02:50:10,425 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-01-10 02:50:10,425 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-10 02:50:10,425 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-01-10 02:50:10,425 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-01-10 02:50:10,425 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-01-10 02:50:10,425 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-01-10 02:50:10,425 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-01-10 02:50:10,425 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-01-10 02:50:10,425 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-01-10 02:50:10,425 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-01-10 02:50:10,426 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-01-10 02:50:10,426 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-01-10 02:50:10,638 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-01-10 02:50:10,660 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-01-10 02:50:10,662 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-01-10 02:50:10,662 INFO L271 PluginConnector]: Initializing CDTParser... [2022-01-10 02:50:10,663 INFO L275 PluginConnector]: CDTParser initialized [2022-01-10 02:50:10,664 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-industry-pattern/aiob_4.c.v+nlh-reducer.c [2022-01-10 02:50:10,711 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/41fec6aa6/3003ab62bf6c464295022bbfcdbd9502/FLAGa3db397a5 [2022-01-10 02:50:11,077 INFO L306 CDTParser]: Found 1 translation units. [2022-01-10 02:50:11,077 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/aiob_4.c.v+nlh-reducer.c [2022-01-10 02:50:11,084 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/41fec6aa6/3003ab62bf6c464295022bbfcdbd9502/FLAGa3db397a5 [2022-01-10 02:50:11,448 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/41fec6aa6/3003ab62bf6c464295022bbfcdbd9502 [2022-01-10 02:50:11,450 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-01-10 02:50:11,451 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-01-10 02:50:11,452 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-01-10 02:50:11,452 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-01-10 02:50:11,456 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-01-10 02:50:11,456 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.01 02:50:11" (1/1) ... [2022-01-10 02:50:11,457 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fb37f32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 02:50:11, skipping insertion in model container [2022-01-10 02:50:11,457 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.01 02:50:11" (1/1) ... [2022-01-10 02:50:11,462 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-01-10 02:50:11,506 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-01-10 02:50:11,838 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/aiob_4.c.v+nlh-reducer.c[38357,38370] [2022-01-10 02:50:11,879 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-10 02:50:11,888 INFO L203 MainTranslator]: Completed pre-run [2022-01-10 02:50:12,029 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/aiob_4.c.v+nlh-reducer.c[38357,38370] [2022-01-10 02:50:12,049 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-10 02:50:12,061 INFO L208 MainTranslator]: Completed translation [2022-01-10 02:50:12,061 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 02:50:12 WrapperNode [2022-01-10 02:50:12,061 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-01-10 02:50:12,062 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-01-10 02:50:12,062 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-01-10 02:50:12,062 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-01-10 02:50:12,066 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 02:50:12" (1/1) ... [2022-01-10 02:50:12,096 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 02:50:12" (1/1) ... [2022-01-10 02:50:12,142 INFO L137 Inliner]: procedures = 21, calls = 620, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 2159 [2022-01-10 02:50:12,143 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-01-10 02:50:12,143 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-01-10 02:50:12,143 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-01-10 02:50:12,143 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-01-10 02:50:12,149 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 02:50:12" (1/1) ... [2022-01-10 02:50:12,149 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 02:50:12" (1/1) ... [2022-01-10 02:50:12,154 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 02:50:12" (1/1) ... [2022-01-10 02:50:12,154 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 02:50:12" (1/1) ... [2022-01-10 02:50:12,187 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 02:50:12" (1/1) ... [2022-01-10 02:50:12,192 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 02:50:12" (1/1) ... [2022-01-10 02:50:12,196 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 02:50:12" (1/1) ... [2022-01-10 02:50:12,207 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-01-10 02:50:12,208 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-01-10 02:50:12,208 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-01-10 02:50:12,208 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-01-10 02:50:12,215 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 02:50:12" (1/1) ... [2022-01-10 02:50:12,220 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-10 02:50:12,228 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-10 02:50:12,237 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-01-10 02:50:12,243 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-01-10 02:50:12,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-01-10 02:50:12,262 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2022-01-10 02:50:12,262 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-01-10 02:50:12,262 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-01-10 02:50:12,262 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-01-10 02:50:12,262 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-01-10 02:50:12,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-01-10 02:50:12,262 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-01-10 02:50:12,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-01-10 02:50:12,262 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-01-10 02:50:12,440 INFO L234 CfgBuilder]: Building ICFG [2022-01-10 02:50:12,449 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-01-10 02:50:13,596 INFO L275 CfgBuilder]: Performing block encoding [2022-01-10 02:50:13,602 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-01-10 02:50:13,602 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-01-10 02:50:13,603 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 02:50:13 BoogieIcfgContainer [2022-01-10 02:50:13,603 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-01-10 02:50:13,604 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-01-10 02:50:13,604 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-01-10 02:50:13,608 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-01-10 02:50:13,609 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.01 02:50:11" (1/3) ... [2022-01-10 02:50:13,609 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26122ccc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.01 02:50:13, skipping insertion in model container [2022-01-10 02:50:13,610 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 02:50:12" (2/3) ... [2022-01-10 02:50:13,610 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26122ccc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.01 02:50:13, skipping insertion in model container [2022-01-10 02:50:13,610 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 02:50:13" (3/3) ... [2022-01-10 02:50:13,611 INFO L111 eAbstractionObserver]: Analyzing ICFG aiob_4.c.v+nlh-reducer.c [2022-01-10 02:50:13,614 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-01-10 02:50:13,614 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-01-10 02:50:13,654 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-01-10 02:50:13,659 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2022-01-10 02:50:13,659 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-01-10 02:50:13,682 INFO L276 IsEmpty]: Start isEmpty. Operand has 179 states, 177 states have (on average 1.9774011299435028) internal successors, (350), 178 states have internal predecessors, (350), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 02:50:13,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2022-01-10 02:50:13,695 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 02:50:13,698 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-10 02:50:13,698 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 02:50:13,701 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 02:50:13,701 INFO L85 PathProgramCache]: Analyzing trace with hash 492676326, now seen corresponding path program 1 times [2022-01-10 02:50:13,712 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-01-10 02:50:13,712 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [405351436] [2022-01-10 02:50:13,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 02:50:13,712 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-01-10 02:50:13,713 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-01-10 02:50:13,714 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-01-10 02:50:13,719 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-01-10 02:50:15,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 02:50:15,382 INFO L263 TraceCheckSpWp]: Trace formula consists of 904 conjuncts, 49 conjunts are in the unsatisfiable core [2022-01-10 02:50:15,390 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-10 02:50:18,759 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2022-01-10 02:50:18,858 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-10 02:50:18,858 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-01-10 02:50:18,859 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-01-10 02:50:18,859 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [405351436] [2022-01-10 02:50:18,859 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [405351436] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 02:50:18,859 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 02:50:18,859 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [45] imperfect sequences [] total 45 [2022-01-10 02:50:18,861 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [538169165] [2022-01-10 02:50:18,861 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 02:50:18,864 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 45 states [2022-01-10 02:50:18,864 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-01-10 02:50:18,882 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2022-01-10 02:50:18,883 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=87, Invalid=1893, Unknown=0, NotChecked=0, Total=1980 [2022-01-10 02:50:18,887 INFO L87 Difference]: Start difference. First operand has 179 states, 177 states have (on average 1.9774011299435028) internal successors, (350), 178 states have internal predecessors, (350), 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 45 states, 45 states have (on average 3.888888888888889) internal successors, (175), 45 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 02:50:25,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 02:50:25,800 INFO L93 Difference]: Finished difference Result 182 states and 352 transitions. [2022-01-10 02:50:25,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-01-10 02:50:25,802 INFO L78 Accepts]: Start accepts. Automaton has has 45 states, 45 states have (on average 3.888888888888889) internal successors, (175), 45 states have internal predecessors, (175), 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 175 [2022-01-10 02:50:25,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 02:50:25,807 INFO L225 Difference]: With dead ends: 182 [2022-01-10 02:50:25,807 INFO L226 Difference]: Without dead ends: 0 [2022-01-10 02:50:25,809 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 175 GetRequests, 131 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=91, Invalid=1979, Unknown=0, NotChecked=0, Total=2070 [2022-01-10 02:50:25,812 INFO L933 BasicCegarLoop]: 88 mSDtfsCounter, 1 mSDsluCounter, 3493 mSDsCounter, 0 mSdLazyCounter, 9362 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 3581 SdHoareTripleChecker+Invalid, 9363 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 9362 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.8s IncrementalHoareTripleChecker+Time [2022-01-10 02:50:25,813 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1 Valid, 3581 Invalid, 9363 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 9362 Invalid, 0 Unknown, 0 Unchecked, 6.8s Time] [2022-01-10 02:50:25,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-01-10 02:50:25,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-01-10 02:50:25,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 02:50:25,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-01-10 02:50:25,828 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 175 [2022-01-10 02:50:25,830 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 02:50:25,830 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-01-10 02:50:25,830 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 45 states, 45 states have (on average 3.888888888888889) internal successors, (175), 45 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 02:50:25,830 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-01-10 02:50:25,830 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-01-10 02:50:25,832 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-01-10 02:50:25,857 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Ended with exit code 0 [2022-01-10 02:50:26,036 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-01-10 02:50:26,038 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-01-10 02:50:26,042 INFO L858 garLoopResultBuilder]: For program point L597(lines 597 1737) no Hoare annotation was computed. [2022-01-10 02:50:26,042 INFO L858 garLoopResultBuilder]: For program point L465(lines 465 1827) no Hoare annotation was computed. [2022-01-10 02:50:26,042 INFO L858 garLoopResultBuilder]: For program point L300(lines 300 1934) no Hoare annotation was computed. [2022-01-10 02:50:26,043 INFO L858 garLoopResultBuilder]: For program point L267(lines 267 1952) no Hoare annotation was computed. [2022-01-10 02:50:26,043 INFO L858 garLoopResultBuilder]: For program point L961(lines 961 1499) no Hoare annotation was computed. [2022-01-10 02:50:26,043 INFO L858 garLoopResultBuilder]: For program point L829(lines 829 1589) no Hoare annotation was computed. [2022-01-10 02:50:26,043 INFO L858 garLoopResultBuilder]: For program point L664(lines 664 1696) no Hoare annotation was computed. [2022-01-10 02:50:26,044 INFO L858 garLoopResultBuilder]: For program point L631(lines 631 1714) no Hoare annotation was computed. [2022-01-10 02:50:26,044 INFO L858 garLoopResultBuilder]: For program point L1193(lines 1193 1351) no Hoare annotation was computed. [2022-01-10 02:50:26,044 INFO L858 garLoopResultBuilder]: For program point L1028(lines 1028 1458) no Hoare annotation was computed. [2022-01-10 02:50:26,044 INFO L858 garLoopResultBuilder]: For program point L995(lines 995 1476) no Hoare annotation was computed. [2022-01-10 02:50:26,045 INFO L858 garLoopResultBuilder]: For program point L467(lines 467 1822) no Hoare annotation was computed. [2022-01-10 02:50:26,046 INFO L858 garLoopResultBuilder]: For program point L335(lines 335 1912) no Hoare annotation was computed. [2022-01-10 02:50:26,046 INFO L858 garLoopResultBuilder]: For program point L831(lines 831 1584) no Hoare annotation was computed. [2022-01-10 02:50:26,046 INFO L858 garLoopResultBuilder]: For program point L699(lines 699 1674) no Hoare annotation was computed. [2022-01-10 02:50:26,046 INFO L858 garLoopResultBuilder]: For program point L534(lines 534 1781) no Hoare annotation was computed. [2022-01-10 02:50:26,046 INFO L858 garLoopResultBuilder]: For program point L501(lines 501 1799) no Hoare annotation was computed. [2022-01-10 02:50:26,047 INFO L858 garLoopResultBuilder]: For program point L1195(lines 1195 1346) no Hoare annotation was computed. [2022-01-10 02:50:26,047 INFO L858 garLoopResultBuilder]: For program point L1063(lines 1063 1436) no Hoare annotation was computed. [2022-01-10 02:50:26,047 INFO L858 garLoopResultBuilder]: For program point L898(lines 898 1543) no Hoare annotation was computed. [2022-01-10 02:50:26,047 INFO L858 garLoopResultBuilder]: For program point L865(lines 865 1561) no Hoare annotation was computed. [2022-01-10 02:50:26,048 INFO L858 garLoopResultBuilder]: For program point L337(lines 337 1907) no Hoare annotation was computed. [2022-01-10 02:50:26,048 INFO L858 garLoopResultBuilder]: For program point L1262(lines 1262 1305) no Hoare annotation was computed. [2022-01-10 02:50:26,048 INFO L858 garLoopResultBuilder]: For program point L205(lines 205 1997) no Hoare annotation was computed. [2022-01-10 02:50:26,048 INFO L858 garLoopResultBuilder]: For program point L1229(lines 1229 1323) no Hoare annotation was computed. [2022-01-10 02:50:26,048 INFO L858 garLoopResultBuilder]: For program point L701(lines 701 1669) no Hoare annotation was computed. [2022-01-10 02:50:26,048 INFO L858 garLoopResultBuilder]: For program point L569(lines 569 1759) no Hoare annotation was computed. [2022-01-10 02:50:26,051 INFO L858 garLoopResultBuilder]: For program point L404(lines 404 1866) no Hoare annotation was computed. [2022-01-10 02:50:26,051 INFO L858 garLoopResultBuilder]: For program point L371(lines 371 1884) no Hoare annotation was computed. [2022-01-10 02:50:26,051 INFO L858 garLoopResultBuilder]: For program point L1065(lines 1065 1431) no Hoare annotation was computed. [2022-01-10 02:50:26,051 INFO L858 garLoopResultBuilder]: For program point L933(lines 933 1521) no Hoare annotation was computed. [2022-01-10 02:50:26,051 INFO L858 garLoopResultBuilder]: For program point L768(lines 768 1628) no Hoare annotation was computed. [2022-01-10 02:50:26,051 INFO L858 garLoopResultBuilder]: For program point L735(lines 735 1646) no Hoare annotation was computed. [2022-01-10 02:50:26,052 INFO L858 garLoopResultBuilder]: For program point L207(lines 207 1992) no Hoare annotation was computed. [2022-01-10 02:50:26,052 INFO L858 garLoopResultBuilder]: For program point L1132(lines 1132 1390) no Hoare annotation was computed. [2022-01-10 02:50:26,052 INFO L858 garLoopResultBuilder]: For program point L1099(lines 1099 1408) no Hoare annotation was computed. [2022-01-10 02:50:26,053 INFO L858 garLoopResultBuilder]: For program point L571(lines 571 1754) no Hoare annotation was computed. [2022-01-10 02:50:26,053 INFO L858 garLoopResultBuilder]: For program point L439(lines 439 1844) no Hoare annotation was computed. [2022-01-10 02:50:26,053 INFO L858 garLoopResultBuilder]: For program point L274(lines 274 1951) no Hoare annotation was computed. [2022-01-10 02:50:26,053 INFO L858 garLoopResultBuilder]: For program point L241(lines 241 1969) no Hoare annotation was computed. [2022-01-10 02:50:26,053 INFO L858 garLoopResultBuilder]: For program point L935(lines 935 1516) no Hoare annotation was computed. [2022-01-10 02:50:26,053 INFO L858 garLoopResultBuilder]: For program point L803(lines 803 1606) no Hoare annotation was computed. [2022-01-10 02:50:26,053 INFO L858 garLoopResultBuilder]: For program point L638(lines 638 1713) no Hoare annotation was computed. [2022-01-10 02:50:26,054 INFO L858 garLoopResultBuilder]: For program point L605(lines 605 1731) no Hoare annotation was computed. [2022-01-10 02:50:26,054 INFO L858 garLoopResultBuilder]: For program point L1167(lines 1167 1368) no Hoare annotation was computed. [2022-01-10 02:50:26,054 INFO L858 garLoopResultBuilder]: For program point L1002(lines 1002 1475) no Hoare annotation was computed. [2022-01-10 02:50:26,054 INFO L858 garLoopResultBuilder]: For program point L969(lines 969 1493) no Hoare annotation was computed. [2022-01-10 02:50:26,054 INFO L858 garLoopResultBuilder]: For program point L441(lines 441 1839) no Hoare annotation was computed. [2022-01-10 02:50:26,054 INFO L858 garLoopResultBuilder]: For program point L309(lines 309 1929) no Hoare annotation was computed. [2022-01-10 02:50:26,054 INFO L858 garLoopResultBuilder]: For program point L805(lines 805 1601) no Hoare annotation was computed. [2022-01-10 02:50:26,054 INFO L858 garLoopResultBuilder]: For program point L673(lines 673 1691) no Hoare annotation was computed. [2022-01-10 02:50:26,054 INFO L858 garLoopResultBuilder]: For program point L508(lines 508 1798) no Hoare annotation was computed. [2022-01-10 02:50:26,054 INFO L858 garLoopResultBuilder]: For program point L475(lines 475 1816) no Hoare annotation was computed. [2022-01-10 02:50:26,054 INFO L858 garLoopResultBuilder]: For program point L1169(lines 1169 1363) no Hoare annotation was computed. [2022-01-10 02:50:26,054 INFO L858 garLoopResultBuilder]: For program point L1037(lines 1037 1453) no Hoare annotation was computed. [2022-01-10 02:50:26,054 INFO L858 garLoopResultBuilder]: For program point L872(lines 872 1560) no Hoare annotation was computed. [2022-01-10 02:50:26,055 INFO L858 garLoopResultBuilder]: For program point L839(lines 839 1578) no Hoare annotation was computed. [2022-01-10 02:50:26,055 INFO L858 garLoopResultBuilder]: For program point L311(lines 311 1924) no Hoare annotation was computed. [2022-01-10 02:50:26,055 INFO L858 garLoopResultBuilder]: For program point L1236(lines 1236 1322) no Hoare annotation was computed. [2022-01-10 02:50:26,055 INFO L858 garLoopResultBuilder]: For program point L179(lines 179 2014) no Hoare annotation was computed. [2022-01-10 02:50:26,055 INFO L858 garLoopResultBuilder]: For program point L1203(lines 1203 1340) no Hoare annotation was computed. [2022-01-10 02:50:26,055 INFO L858 garLoopResultBuilder]: For program point L675(lines 675 1686) no Hoare annotation was computed. [2022-01-10 02:50:26,055 INFO L858 garLoopResultBuilder]: For program point L543(lines 543 1776) no Hoare annotation was computed. [2022-01-10 02:50:26,055 INFO L858 garLoopResultBuilder]: For program point L378(lines 378 1883) no Hoare annotation was computed. [2022-01-10 02:50:26,055 INFO L858 garLoopResultBuilder]: For program point L345(lines 345 1901) no Hoare annotation was computed. [2022-01-10 02:50:26,055 INFO L858 garLoopResultBuilder]: For program point L1039(lines 1039 1448) no Hoare annotation was computed. [2022-01-10 02:50:26,055 INFO L858 garLoopResultBuilder]: For program point L907(lines 907 1538) no Hoare annotation was computed. [2022-01-10 02:50:26,055 INFO L858 garLoopResultBuilder]: For program point L742(lines 742 1645) no Hoare annotation was computed. [2022-01-10 02:50:26,055 INFO L858 garLoopResultBuilder]: For program point L709(lines 709 1663) no Hoare annotation was computed. [2022-01-10 02:50:26,056 INFO L858 garLoopResultBuilder]: For program point L1271(lines 1271 1300) no Hoare annotation was computed. [2022-01-10 02:50:26,056 INFO L858 garLoopResultBuilder]: For program point L181(lines 181 2009) no Hoare annotation was computed. [2022-01-10 02:50:26,056 INFO L858 garLoopResultBuilder]: For program point L1106(lines 1106 1407) no Hoare annotation was computed. [2022-01-10 02:50:26,056 INFO L858 garLoopResultBuilder]: For program point L1073(lines 1073 1425) no Hoare annotation was computed. [2022-01-10 02:50:26,056 INFO L858 garLoopResultBuilder]: For program point L545(lines 545 1771) no Hoare annotation was computed. [2022-01-10 02:50:26,056 INFO L858 garLoopResultBuilder]: For program point L413(lines 413 1861) no Hoare annotation was computed. [2022-01-10 02:50:26,056 INFO L858 garLoopResultBuilder]: For program point L248(lines 248 1968) no Hoare annotation was computed. [2022-01-10 02:50:26,056 INFO L858 garLoopResultBuilder]: For program point L215(lines 215 1986) no Hoare annotation was computed. [2022-01-10 02:50:26,056 INFO L858 garLoopResultBuilder]: For program point L909(lines 909 1533) no Hoare annotation was computed. [2022-01-10 02:50:26,056 INFO L858 garLoopResultBuilder]: For program point L777(lines 777 1623) no Hoare annotation was computed. [2022-01-10 02:50:26,056 INFO L858 garLoopResultBuilder]: For program point L612(lines 612 1730) no Hoare annotation was computed. [2022-01-10 02:50:26,056 INFO L858 garLoopResultBuilder]: For program point L579(lines 579 1748) no Hoare annotation was computed. [2022-01-10 02:50:26,057 INFO L858 garLoopResultBuilder]: For program point L1273(lines 1273 1295) no Hoare annotation was computed. [2022-01-10 02:50:26,057 INFO L858 garLoopResultBuilder]: For program point L1141(lines 1141 1385) no Hoare annotation was computed. [2022-01-10 02:50:26,057 INFO L858 garLoopResultBuilder]: For program point L976(lines 976 1492) no Hoare annotation was computed. [2022-01-10 02:50:26,057 INFO L858 garLoopResultBuilder]: For program point L943(lines 943 1510) no Hoare annotation was computed. [2022-01-10 02:50:26,057 INFO L858 garLoopResultBuilder]: For program point L415(lines 415 1856) no Hoare annotation was computed. [2022-01-10 02:50:26,057 INFO L858 garLoopResultBuilder]: For program point L283(lines 283 1946) no Hoare annotation was computed. [2022-01-10 02:50:26,057 INFO L858 garLoopResultBuilder]: For program point L779(lines 779 1618) no Hoare annotation was computed. [2022-01-10 02:50:26,057 INFO L858 garLoopResultBuilder]: For program point L647(lines 647 1708) no Hoare annotation was computed. [2022-01-10 02:50:26,057 INFO L858 garLoopResultBuilder]: For program point L482(lines 482 1815) no Hoare annotation was computed. [2022-01-10 02:50:26,057 INFO L858 garLoopResultBuilder]: For program point L449(lines 449 1833) no Hoare annotation was computed. [2022-01-10 02:50:26,057 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-01-10 02:50:26,058 INFO L858 garLoopResultBuilder]: For program point L1143(lines 1143 1380) no Hoare annotation was computed. [2022-01-10 02:50:26,058 INFO L858 garLoopResultBuilder]: For program point L1011(lines 1011 1470) no Hoare annotation was computed. [2022-01-10 02:50:26,058 INFO L858 garLoopResultBuilder]: For program point L846(lines 846 1577) no Hoare annotation was computed. [2022-01-10 02:50:26,058 INFO L858 garLoopResultBuilder]: For program point L813(lines 813 1595) no Hoare annotation was computed. [2022-01-10 02:50:26,058 INFO L858 garLoopResultBuilder]: For program point L285(lines 285 1941) no Hoare annotation was computed. [2022-01-10 02:50:26,058 INFO L858 garLoopResultBuilder]: For program point L1210(lines 1210 1339) no Hoare annotation was computed. [2022-01-10 02:50:26,058 INFO L858 garLoopResultBuilder]: For program point L1177(lines 1177 1357) no Hoare annotation was computed. [2022-01-10 02:50:26,058 INFO L858 garLoopResultBuilder]: For program point L649(lines 649 1703) no Hoare annotation was computed. [2022-01-10 02:50:26,058 INFO L858 garLoopResultBuilder]: For program point L517(lines 517 1793) no Hoare annotation was computed. [2022-01-10 02:50:26,058 INFO L858 garLoopResultBuilder]: For program point L352(lines 352 1900) no Hoare annotation was computed. [2022-01-10 02:50:26,059 INFO L858 garLoopResultBuilder]: For program point L319(lines 319 1918) no Hoare annotation was computed. [2022-01-10 02:50:26,059 INFO L858 garLoopResultBuilder]: For program point L1013(lines 1013 1465) no Hoare annotation was computed. [2022-01-10 02:50:26,059 INFO L858 garLoopResultBuilder]: For program point L881(lines 881 1555) no Hoare annotation was computed. [2022-01-10 02:50:26,059 INFO L858 garLoopResultBuilder]: For program point L716(lines 716 1662) no Hoare annotation was computed. [2022-01-10 02:50:26,059 INFO L858 garLoopResultBuilder]: For program point L683(lines 683 1680) no Hoare annotation was computed. [2022-01-10 02:50:26,059 INFO L858 garLoopResultBuilder]: For program point L1245(lines 1245 1317) no Hoare annotation was computed. [2022-01-10 02:50:26,059 INFO L858 garLoopResultBuilder]: For program point L1080(lines 1080 1424) no Hoare annotation was computed. [2022-01-10 02:50:26,059 INFO L858 garLoopResultBuilder]: For program point L1047(lines 1047 1442) no Hoare annotation was computed. [2022-01-10 02:50:26,059 INFO L858 garLoopResultBuilder]: For program point L519(lines 519 1788) no Hoare annotation was computed. [2022-01-10 02:50:26,059 INFO L858 garLoopResultBuilder]: For program point L387(lines 387 1878) no Hoare annotation was computed. [2022-01-10 02:50:26,060 INFO L858 garLoopResultBuilder]: For program point L222(lines 222 1985) no Hoare annotation was computed. [2022-01-10 02:50:26,060 INFO L858 garLoopResultBuilder]: For program point L189(lines 189 2003) no Hoare annotation was computed. [2022-01-10 02:50:26,060 INFO L858 garLoopResultBuilder]: For program point L883(lines 883 1550) no Hoare annotation was computed. [2022-01-10 02:50:26,060 INFO L858 garLoopResultBuilder]: For program point L751(lines 751 1640) no Hoare annotation was computed. [2022-01-10 02:50:26,060 INFO L858 garLoopResultBuilder]: For program point L586(lines 586 1747) no Hoare annotation was computed. [2022-01-10 02:50:26,060 INFO L858 garLoopResultBuilder]: For program point L553(lines 553 1765) no Hoare annotation was computed. [2022-01-10 02:50:26,060 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-01-10 02:50:26,060 INFO L858 garLoopResultBuilder]: For program point L1247(lines 1247 1312) no Hoare annotation was computed. [2022-01-10 02:50:26,060 INFO L858 garLoopResultBuilder]: For program point L1115(lines 1115 1402) no Hoare annotation was computed. [2022-01-10 02:50:26,060 INFO L858 garLoopResultBuilder]: For program point L950(lines 950 1509) no Hoare annotation was computed. [2022-01-10 02:50:26,060 INFO L858 garLoopResultBuilder]: For program point L917(lines 917 1527) no Hoare annotation was computed. [2022-01-10 02:50:26,061 INFO L858 garLoopResultBuilder]: For program point L389(lines 389 1873) no Hoare annotation was computed. [2022-01-10 02:50:26,061 INFO L858 garLoopResultBuilder]: For program point L257(lines 257 1963) no Hoare annotation was computed. [2022-01-10 02:50:26,061 INFO L858 garLoopResultBuilder]: For program point L753(lines 753 1635) no Hoare annotation was computed. [2022-01-10 02:50:26,061 INFO L858 garLoopResultBuilder]: For program point L621(lines 621 1725) no Hoare annotation was computed. [2022-01-10 02:50:26,061 INFO L858 garLoopResultBuilder]: For program point L456(lines 456 1832) no Hoare annotation was computed. [2022-01-10 02:50:26,061 INFO L858 garLoopResultBuilder]: For program point L423(lines 423 1850) no Hoare annotation was computed. [2022-01-10 02:50:26,061 INFO L858 garLoopResultBuilder]: For program point L1117(lines 1117 1397) no Hoare annotation was computed. [2022-01-10 02:50:26,061 INFO L858 garLoopResultBuilder]: For program point L985(lines 985 1487) no Hoare annotation was computed. [2022-01-10 02:50:26,061 INFO L858 garLoopResultBuilder]: For program point L820(lines 820 1594) no Hoare annotation was computed. [2022-01-10 02:50:26,061 INFO L858 garLoopResultBuilder]: For program point L787(lines 787 1612) no Hoare annotation was computed. [2022-01-10 02:50:26,061 INFO L858 garLoopResultBuilder]: For program point L259(lines 259 1958) no Hoare annotation was computed. [2022-01-10 02:50:26,061 INFO L858 garLoopResultBuilder]: For program point L1184(lines 1184 1356) no Hoare annotation was computed. [2022-01-10 02:50:26,061 INFO L858 garLoopResultBuilder]: For program point L1151(lines 1151 1374) no Hoare annotation was computed. [2022-01-10 02:50:26,062 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-01-10 02:50:26,062 INFO L858 garLoopResultBuilder]: For program point L623(lines 623 1720) no Hoare annotation was computed. [2022-01-10 02:50:26,062 INFO L858 garLoopResultBuilder]: For program point L491(lines 491 1810) no Hoare annotation was computed. [2022-01-10 02:50:26,062 INFO L858 garLoopResultBuilder]: For program point L326(lines 326 1917) no Hoare annotation was computed. [2022-01-10 02:50:26,062 INFO L858 garLoopResultBuilder]: For program point L293(lines 293 1935) no Hoare annotation was computed. [2022-01-10 02:50:26,062 INFO L858 garLoopResultBuilder]: For program point L161(lines 161 2016) no Hoare annotation was computed. [2022-01-10 02:50:26,062 INFO L858 garLoopResultBuilder]: For program point L987(lines 987 1482) no Hoare annotation was computed. [2022-01-10 02:50:26,062 INFO L858 garLoopResultBuilder]: For program point L855(lines 855 1572) no Hoare annotation was computed. [2022-01-10 02:50:26,062 INFO L858 garLoopResultBuilder]: For program point L690(lines 690 1679) no Hoare annotation was computed. [2022-01-10 02:50:26,062 INFO L858 garLoopResultBuilder]: For program point L657(lines 657 1697) no Hoare annotation was computed. [2022-01-10 02:50:26,062 INFO L858 garLoopResultBuilder]: For program point L1285(lines 1285 1293) no Hoare annotation was computed. [2022-01-10 02:50:26,062 INFO L858 garLoopResultBuilder]: For program point L1219(lines 1219 1334) no Hoare annotation was computed. [2022-01-10 02:50:26,062 INFO L858 garLoopResultBuilder]: For program point L1054(lines 1054 1441) no Hoare annotation was computed. [2022-01-10 02:50:26,063 INFO L858 garLoopResultBuilder]: For program point L1021(lines 1021 1459) no Hoare annotation was computed. [2022-01-10 02:50:26,063 INFO L858 garLoopResultBuilder]: For program point L493(lines 493 1805) no Hoare annotation was computed. [2022-01-10 02:50:26,063 INFO L858 garLoopResultBuilder]: For program point L361(lines 361 1895) no Hoare annotation was computed. [2022-01-10 02:50:26,063 INFO L858 garLoopResultBuilder]: For program point L196(lines 196 2002) no Hoare annotation was computed. [2022-01-10 02:50:26,063 INFO L861 garLoopResultBuilder]: At program point L2013(lines 133 2017) the Hoare annotation is: true [2022-01-10 02:50:26,063 INFO L858 garLoopResultBuilder]: For program point L857(lines 857 1567) no Hoare annotation was computed. [2022-01-10 02:50:26,063 INFO L858 garLoopResultBuilder]: For program point L725(lines 725 1657) no Hoare annotation was computed. [2022-01-10 02:50:26,063 INFO L858 garLoopResultBuilder]: For program point L560(lines 560 1764) no Hoare annotation was computed. [2022-01-10 02:50:26,063 INFO L858 garLoopResultBuilder]: For program point L527(lines 527 1782) no Hoare annotation was computed. [2022-01-10 02:50:26,063 INFO L858 garLoopResultBuilder]: For program point L1287(line 1287) no Hoare annotation was computed. [2022-01-10 02:50:26,063 INFO L858 garLoopResultBuilder]: For program point L1221(lines 1221 1329) no Hoare annotation was computed. [2022-01-10 02:50:26,063 INFO L858 garLoopResultBuilder]: For program point L1089(lines 1089 1419) no Hoare annotation was computed. [2022-01-10 02:50:26,064 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-01-10 02:50:26,064 INFO L858 garLoopResultBuilder]: For program point L924(lines 924 1526) no Hoare annotation was computed. [2022-01-10 02:50:26,064 INFO L858 garLoopResultBuilder]: For program point L891(lines 891 1544) no Hoare annotation was computed. [2022-01-10 02:50:26,064 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1287) no Hoare annotation was computed. [2022-01-10 02:50:26,064 INFO L858 garLoopResultBuilder]: For program point L363(lines 363 1890) no Hoare annotation was computed. [2022-01-10 02:50:26,064 INFO L858 garLoopResultBuilder]: For program point L231(lines 231 1980) no Hoare annotation was computed. [2022-01-10 02:50:26,064 INFO L858 garLoopResultBuilder]: For program point L1255(lines 1255 1306) no Hoare annotation was computed. [2022-01-10 02:50:26,064 INFO L858 garLoopResultBuilder]: For program point L727(lines 727 1652) no Hoare annotation was computed. [2022-01-10 02:50:26,064 INFO L858 garLoopResultBuilder]: For program point L595(lines 595 1742) no Hoare annotation was computed. [2022-01-10 02:50:26,064 INFO L858 garLoopResultBuilder]: For program point L430(lines 430 1849) no Hoare annotation was computed. [2022-01-10 02:50:26,064 INFO L858 garLoopResultBuilder]: For program point L397(lines 397 1867) no Hoare annotation was computed. [2022-01-10 02:50:26,064 INFO L858 garLoopResultBuilder]: For program point L1091(lines 1091 1414) no Hoare annotation was computed. [2022-01-10 02:50:26,065 INFO L858 garLoopResultBuilder]: For program point L959(lines 959 1504) no Hoare annotation was computed. [2022-01-10 02:50:26,065 INFO L858 garLoopResultBuilder]: For program point L794(lines 794 1611) no Hoare annotation was computed. [2022-01-10 02:50:26,065 INFO L858 garLoopResultBuilder]: For program point L761(lines 761 1629) no Hoare annotation was computed. [2022-01-10 02:50:26,065 INFO L858 garLoopResultBuilder]: For program point L233(lines 233 1975) no Hoare annotation was computed. [2022-01-10 02:50:26,065 INFO L858 garLoopResultBuilder]: For program point L1158(lines 1158 1373) no Hoare annotation was computed. [2022-01-10 02:50:26,065 INFO L858 garLoopResultBuilder]: For program point L1125(lines 1125 1391) no Hoare annotation was computed. [2022-01-10 02:50:26,067 INFO L732 BasicCegarLoop]: Path program histogram: [1] [2022-01-10 02:50:26,068 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2022-01-10 02:50:26,073 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.01 02:50:26 BoogieIcfgContainer [2022-01-10 02:50:26,074 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-01-10 02:50:26,074 INFO L158 Benchmark]: Toolchain (without parser) took 14623.22ms. Allocated memory was 181.4MB in the beginning and 226.5MB in the end (delta: 45.1MB). Free memory was 135.9MB in the beginning and 104.6MB in the end (delta: 31.3MB). Peak memory consumption was 77.2MB. Max. memory is 8.0GB. [2022-01-10 02:50:26,074 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 181.4MB. Free memory is still 153.5MB. There was no memory consumed. Max. memory is 8.0GB. [2022-01-10 02:50:26,075 INFO L158 Benchmark]: CACSL2BoogieTranslator took 609.37ms. Allocated memory is still 181.4MB. Free memory was 135.7MB in the beginning and 133.0MB in the end (delta: 2.7MB). Peak memory consumption was 15.8MB. Max. memory is 8.0GB. [2022-01-10 02:50:26,075 INFO L158 Benchmark]: Boogie Procedure Inliner took 80.93ms. Allocated memory is still 181.4MB. Free memory was 133.0MB in the beginning and 125.1MB in the end (delta: 7.9MB). Peak memory consumption was 8.4MB. Max. memory is 8.0GB. [2022-01-10 02:50:26,075 INFO L158 Benchmark]: Boogie Preprocessor took 63.88ms. Allocated memory is still 181.4MB. Free memory was 125.1MB in the beginning and 113.6MB in the end (delta: 11.5MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2022-01-10 02:50:26,075 INFO L158 Benchmark]: RCFGBuilder took 1395.74ms. Allocated memory was 181.4MB in the beginning and 226.5MB in the end (delta: 45.1MB). Free memory was 113.6MB in the beginning and 183.0MB in the end (delta: -69.4MB). Peak memory consumption was 81.0MB. Max. memory is 8.0GB. [2022-01-10 02:50:26,076 INFO L158 Benchmark]: TraceAbstraction took 12469.48ms. Allocated memory is still 226.5MB. Free memory was 182.5MB in the beginning and 104.6MB in the end (delta: 77.9MB). Peak memory consumption was 77.9MB. Max. memory is 8.0GB. [2022-01-10 02:50:26,077 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 181.4MB. Free memory is still 153.5MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 609.37ms. Allocated memory is still 181.4MB. Free memory was 135.7MB in the beginning and 133.0MB in the end (delta: 2.7MB). Peak memory consumption was 15.8MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 80.93ms. Allocated memory is still 181.4MB. Free memory was 133.0MB in the beginning and 125.1MB in the end (delta: 7.9MB). Peak memory consumption was 8.4MB. Max. memory is 8.0GB. * Boogie Preprocessor took 63.88ms. Allocated memory is still 181.4MB. Free memory was 125.1MB in the beginning and 113.6MB in the end (delta: 11.5MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * RCFGBuilder took 1395.74ms. Allocated memory was 181.4MB in the beginning and 226.5MB in the end (delta: 45.1MB). Free memory was 113.6MB in the beginning and 183.0MB in the end (delta: -69.4MB). Peak memory consumption was 81.0MB. Max. memory is 8.0GB. * TraceAbstraction took 12469.48ms. Allocated memory is still 226.5MB. Free memory was 182.5MB in the beginning and 104.6MB in the end (delta: 77.9MB). Peak memory consumption was 77.9MB. 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 - PositiveResult [Line: 1287]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 179 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 12.4s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 7.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1 SdHoareTripleChecker+Valid, 6.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1 mSDsluCounter, 3581 SdHoareTripleChecker+Invalid, 6.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3493 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 9362 IncrementalHoareTripleChecker+Invalid, 9363 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 88 mSDtfsCounter, 9362 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 175 GetRequests, 131 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=179occurred in iteration=0, InterpolantAutomatonStates: 45, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 1 LocationsWithAnnotation, 1 PreInvPairs, 2 NumberOfFragments, 1 HoareAnnotationTreeSize, 1 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 1 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.4s SatisfiabilityAnalysisTime, 3.5s InterpolantComputationTime, 175 NumberOfCodeBlocks, 175 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 174 ConstructedInterpolants, 0 QuantifiedInterpolants, 2849 SizeOfPredicates, 7 NumberOfNonLiveVariables, 904 ConjunctsInSsa, 49 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 133]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2022-01-10 02:50:26,106 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...