/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --core.log.level.for.class de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/BvToInt/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem16_label23.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-a10ec3b [2022-01-10 00:20:40,193 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-01-10 00:20:40,194 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-01-10 00:20:40,236 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-01-10 00:20:40,280 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/BvToInt/svcomp-Reach-64bit-Automizer_Default.epf [2022-01-10 00:20:40,297 INFO L113 SettingsManager]: Loading preferences was successful [2022-01-10 00:20:40,297 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-01-10 00:20:40,297 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-01-10 00:20:40,297 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-01-10 00:20:40,298 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-01-10 00:20:40,298 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-01-10 00:20:40,298 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-01-10 00:20:40,298 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-01-10 00:20:40,299 INFO L138 SettingsManager]: * Use SBE=true [2022-01-10 00:20:40,299 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-01-10 00:20:40,299 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-01-10 00:20:40,299 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-01-10 00:20:40,299 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-01-10 00:20:40,299 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-01-10 00:20:40,299 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-01-10 00:20:40,299 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-01-10 00:20:40,300 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-01-10 00:20:40,300 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-01-10 00:20:40,300 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-01-10 00:20:40,300 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-01-10 00:20:40,300 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-01-10 00:20:40,300 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-10 00:20:40,300 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-01-10 00:20:40,300 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-01-10 00:20:40,300 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-01-10 00:20:40,301 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-01-10 00:20:40,301 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-01-10 00:20:40,301 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-01-10 00:20:40,301 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-01-10 00:20:40,301 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-01-10 00:20:40,301 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-01-10 00:20:40,483 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-01-10 00:20:40,510 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-01-10 00:20:40,512 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-01-10 00:20:40,513 INFO L271 PluginConnector]: Initializing CDTParser... [2022-01-10 00:20:40,515 INFO L275 PluginConnector]: CDTParser initialized [2022-01-10 00:20:40,516 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem16_label23.c [2022-01-10 00:20:40,562 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b2a028b5/ce9f74f073494b7195814177aba967f6/FLAGb0995a112 [2022-01-10 00:20:41,017 INFO L306 CDTParser]: Found 1 translation units. [2022-01-10 00:20:41,018 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem16_label23.c [2022-01-10 00:20:41,044 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b2a028b5/ce9f74f073494b7195814177aba967f6/FLAGb0995a112 [2022-01-10 00:20:41,308 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b2a028b5/ce9f74f073494b7195814177aba967f6 [2022-01-10 00:20:41,313 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-01-10 00:20:41,315 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-01-10 00:20:41,318 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-01-10 00:20:41,318 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-01-10 00:20:41,321 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-01-10 00:20:41,321 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.01 12:20:41" (1/1) ... [2022-01-10 00:20:41,323 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1068af1d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 12:20:41, skipping insertion in model container [2022-01-10 00:20:41,323 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.01 12:20:41" (1/1) ... [2022-01-10 00:20:41,327 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-01-10 00:20:41,383 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-01-10 00:20:41,563 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem16_label23.c[3431,3444] [2022-01-10 00:20:41,799 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-10 00:20:41,804 INFO L203 MainTranslator]: Completed pre-run [2022-01-10 00:20:41,826 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem16_label23.c[3431,3444] [2022-01-10 00:20:42,028 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-10 00:20:42,038 INFO L208 MainTranslator]: Completed translation [2022-01-10 00:20:42,039 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 12:20:42 WrapperNode [2022-01-10 00:20:42,040 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-01-10 00:20:42,041 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-01-10 00:20:42,041 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-01-10 00:20:42,041 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-01-10 00:20:42,046 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 12:20:42" (1/1) ... [2022-01-10 00:20:42,072 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 12:20:42" (1/1) ... [2022-01-10 00:20:42,164 INFO L137 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1768 [2022-01-10 00:20:42,164 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-01-10 00:20:42,165 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-01-10 00:20:42,165 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-01-10 00:20:42,165 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-01-10 00:20:42,171 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 12:20:42" (1/1) ... [2022-01-10 00:20:42,171 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 12:20:42" (1/1) ... [2022-01-10 00:20:42,183 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 12:20:42" (1/1) ... [2022-01-10 00:20:42,183 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 12:20:42" (1/1) ... [2022-01-10 00:20:42,267 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 12:20:42" (1/1) ... [2022-01-10 00:20:42,284 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 12:20:42" (1/1) ... [2022-01-10 00:20:42,298 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 12:20:42" (1/1) ... [2022-01-10 00:20:42,313 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-01-10 00:20:42,314 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-01-10 00:20:42,314 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-01-10 00:20:42,314 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-01-10 00:20:42,320 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 12:20:42" (1/1) ... [2022-01-10 00:20:42,325 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-10 00:20:42,332 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-10 00:20:42,349 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-01-10 00:20:42,363 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-01-10 00:20:42,381 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-01-10 00:20:42,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-01-10 00:20:42,382 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-01-10 00:20:42,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-01-10 00:20:42,464 INFO L234 CfgBuilder]: Building ICFG [2022-01-10 00:20:42,465 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-01-10 00:20:44,019 INFO L275 CfgBuilder]: Performing block encoding [2022-01-10 00:20:44,026 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-01-10 00:20:44,027 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-01-10 00:20:44,028 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 12:20:44 BoogieIcfgContainer [2022-01-10 00:20:44,029 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-01-10 00:20:44,030 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-01-10 00:20:44,030 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-01-10 00:20:44,032 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-01-10 00:20:44,032 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.01 12:20:41" (1/3) ... [2022-01-10 00:20:44,033 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f4cb6e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.01 12:20:44, skipping insertion in model container [2022-01-10 00:20:44,033 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 12:20:42" (2/3) ... [2022-01-10 00:20:44,033 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f4cb6e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.01 12:20:44, skipping insertion in model container [2022-01-10 00:20:44,033 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 12:20:44" (3/3) ... [2022-01-10 00:20:44,034 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem16_label23.c [2022-01-10 00:20:44,038 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-01-10 00:20:44,038 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-01-10 00:20:44,111 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-01-10 00:20:44,126 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2022-01-10 00:20:44,126 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-01-10 00:20:44,162 INFO L276 IsEmpty]: Start isEmpty. Operand has 396 states, 394 states have (on average 1.8350253807106598) internal successors, (723), 395 states have internal predecessors, (723), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 00:20:44,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-01-10 00:20:44,168 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 00:20:44,168 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] [2022-01-10 00:20:44,169 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 00:20:44,172 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 00:20:44,172 INFO L85 PathProgramCache]: Analyzing trace with hash -1843609039, now seen corresponding path program 1 times [2022-01-10 00:20:44,192 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 00:20:44,192 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [154139981] [2022-01-10 00:20:44,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 00:20:44,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 00:20:44,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 00:20:44,451 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-10 00:20:44,451 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 00:20:44,452 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [154139981] [2022-01-10 00:20:44,452 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [154139981] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 00:20:44,452 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 00:20:44,452 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-01-10 00:20:44,453 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [71101883] [2022-01-10 00:20:44,454 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 00:20:44,456 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-10 00:20:44,456 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 00:20:44,475 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-10 00:20:44,476 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 00:20:44,478 INFO L87 Difference]: Start difference. First operand has 396 states, 394 states have (on average 1.8350253807106598) internal successors, (723), 395 states have internal predecessors, (723), 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 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 2 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 00:20:46,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 00:20:46,085 INFO L93 Difference]: Finished difference Result 1137 states and 2118 transitions. [2022-01-10 00:20:46,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-10 00:20:46,088 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 2 states have internal predecessors, (31), 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 31 [2022-01-10 00:20:46,088 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 00:20:46,098 INFO L225 Difference]: With dead ends: 1137 [2022-01-10 00:20:46,099 INFO L226 Difference]: Without dead ends: 662 [2022-01-10 00:20:46,102 INFO L932 BasicCegarLoop]: 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 [2022-01-10 00:20:46,104 INFO L933 BasicCegarLoop]: 52 mSDtfsCounter, 355 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 1182 mSolverCounterSat, 159 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 355 SdHoareTripleChecker+Valid, 60 SdHoareTripleChecker+Invalid, 1341 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 159 IncrementalHoareTripleChecker+Valid, 1182 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-01-10 00:20:46,105 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [355 Valid, 60 Invalid, 1341 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [159 Valid, 1182 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-01-10 00:20:46,117 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 662 states. [2022-01-10 00:20:46,145 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 662 to 662. [2022-01-10 00:20:46,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 662 states, 661 states have (on average 1.7639939485627836) internal successors, (1166), 661 states have internal predecessors, (1166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 00:20:46,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 662 states and 1166 transitions. [2022-01-10 00:20:46,149 INFO L78 Accepts]: Start accepts. Automaton has 662 states and 1166 transitions. Word has length 31 [2022-01-10 00:20:46,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 00:20:46,149 INFO L470 AbstractCegarLoop]: Abstraction has 662 states and 1166 transitions. [2022-01-10 00:20:46,149 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 2 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 00:20:46,150 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1166 transitions. [2022-01-10 00:20:46,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2022-01-10 00:20:46,153 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 00:20:46,153 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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 00:20:46,153 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-01-10 00:20:46,153 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 00:20:46,154 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 00:20:46,154 INFO L85 PathProgramCache]: Analyzing trace with hash 357086092, now seen corresponding path program 1 times [2022-01-10 00:20:46,154 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 00:20:46,154 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1661513641] [2022-01-10 00:20:46,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 00:20:46,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 00:20:46,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 00:20:46,220 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-10 00:20:46,221 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 00:20:46,221 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1661513641] [2022-01-10 00:20:46,221 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1661513641] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 00:20:46,221 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 00:20:46,221 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-01-10 00:20:46,221 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1603138732] [2022-01-10 00:20:46,222 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 00:20:46,223 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-10 00:20:46,223 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 00:20:46,223 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-10 00:20:46,223 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 00:20:46,223 INFO L87 Difference]: Start difference. First operand 662 states and 1166 transitions. Second operand has 3 states, 3 states have (on average 32.0) internal successors, (96), 2 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 00:20:47,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 00:20:47,208 INFO L93 Difference]: Finished difference Result 1980 states and 3493 transitions. [2022-01-10 00:20:47,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-10 00:20:47,208 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.0) internal successors, (96), 2 states have internal predecessors, (96), 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 96 [2022-01-10 00:20:47,208 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 00:20:47,213 INFO L225 Difference]: With dead ends: 1980 [2022-01-10 00:20:47,213 INFO L226 Difference]: Without dead ends: 1320 [2022-01-10 00:20:47,214 INFO L932 BasicCegarLoop]: 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 [2022-01-10 00:20:47,215 INFO L933 BasicCegarLoop]: 73 mSDtfsCounter, 344 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 882 mSolverCounterSat, 401 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 344 SdHoareTripleChecker+Valid, 77 SdHoareTripleChecker+Invalid, 1283 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 401 IncrementalHoareTripleChecker+Valid, 882 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-01-10 00:20:47,216 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [344 Valid, 77 Invalid, 1283 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [401 Valid, 882 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-01-10 00:20:47,217 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1320 states. [2022-01-10 00:20:47,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1320 to 1320. [2022-01-10 00:20:47,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1320 states, 1319 states have (on average 1.6656557998483699) internal successors, (2197), 1319 states have internal predecessors, (2197), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 00:20:47,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1320 states to 1320 states and 2197 transitions. [2022-01-10 00:20:47,243 INFO L78 Accepts]: Start accepts. Automaton has 1320 states and 2197 transitions. Word has length 96 [2022-01-10 00:20:47,243 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 00:20:47,243 INFO L470 AbstractCegarLoop]: Abstraction has 1320 states and 2197 transitions. [2022-01-10 00:20:47,243 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.0) internal successors, (96), 2 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 00:20:47,244 INFO L276 IsEmpty]: Start isEmpty. Operand 1320 states and 2197 transitions. [2022-01-10 00:20:47,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-01-10 00:20:47,245 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 00:20:47,245 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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 00:20:47,246 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-01-10 00:20:47,246 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 00:20:47,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 00:20:47,246 INFO L85 PathProgramCache]: Analyzing trace with hash -1175667850, now seen corresponding path program 1 times [2022-01-10 00:20:47,246 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 00:20:47,246 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [124402786] [2022-01-10 00:20:47,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 00:20:47,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 00:20:47,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 00:20:47,320 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-10 00:20:47,320 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 00:20:47,320 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [124402786] [2022-01-10 00:20:47,321 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [124402786] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 00:20:47,321 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 00:20:47,321 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-01-10 00:20:47,321 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1479575258] [2022-01-10 00:20:47,321 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 00:20:47,321 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-10 00:20:47,322 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 00:20:47,322 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-10 00:20:47,322 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 00:20:47,322 INFO L87 Difference]: Start difference. First operand 1320 states and 2197 transitions. Second operand has 3 states, 3 states have (on average 33.0) internal successors, (99), 2 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 00:20:48,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 00:20:48,529 INFO L93 Difference]: Finished difference Result 3625 states and 6017 transitions. [2022-01-10 00:20:48,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-10 00:20:48,531 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.0) internal successors, (99), 2 states have internal predecessors, (99), 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 99 [2022-01-10 00:20:48,531 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 00:20:48,538 INFO L225 Difference]: With dead ends: 3625 [2022-01-10 00:20:48,538 INFO L226 Difference]: Without dead ends: 2307 [2022-01-10 00:20:48,540 INFO L932 BasicCegarLoop]: 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 [2022-01-10 00:20:48,541 INFO L933 BasicCegarLoop]: 116 mSDtfsCounter, 282 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 939 mSolverCounterSat, 352 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 282 SdHoareTripleChecker+Valid, 120 SdHoareTripleChecker+Invalid, 1291 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 352 IncrementalHoareTripleChecker+Valid, 939 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-01-10 00:20:48,541 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [282 Valid, 120 Invalid, 1291 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [352 Valid, 939 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-01-10 00:20:48,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2307 states. [2022-01-10 00:20:48,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2307 to 2307. [2022-01-10 00:20:48,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2307 states, 2306 states have (on average 1.5923677363399826) internal successors, (3672), 2306 states have internal predecessors, (3672), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 00:20:48,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2307 states to 2307 states and 3672 transitions. [2022-01-10 00:20:48,578 INFO L78 Accepts]: Start accepts. Automaton has 2307 states and 3672 transitions. Word has length 99 [2022-01-10 00:20:48,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 00:20:48,579 INFO L470 AbstractCegarLoop]: Abstraction has 2307 states and 3672 transitions. [2022-01-10 00:20:48,579 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.0) internal successors, (99), 2 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 00:20:48,579 INFO L276 IsEmpty]: Start isEmpty. Operand 2307 states and 3672 transitions. [2022-01-10 00:20:48,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-01-10 00:20:48,580 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 00:20:48,580 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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 00:20:48,580 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-01-10 00:20:48,580 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 00:20:48,581 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 00:20:48,581 INFO L85 PathProgramCache]: Analyzing trace with hash 1706439456, now seen corresponding path program 1 times [2022-01-10 00:20:48,581 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 00:20:48,581 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [136686710] [2022-01-10 00:20:48,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 00:20:48,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 00:20:48,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 00:20:48,642 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-10 00:20:48,642 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 00:20:48,642 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [136686710] [2022-01-10 00:20:48,642 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [136686710] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 00:20:48,642 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 00:20:48,642 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-10 00:20:48,643 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1026493355] [2022-01-10 00:20:48,643 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 00:20:48,643 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-01-10 00:20:48,643 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 00:20:48,643 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-01-10 00:20:48,644 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-01-10 00:20:48,644 INFO L87 Difference]: Start difference. First operand 2307 states and 3672 transitions. Second operand has 4 states, 4 states have (on average 26.0) internal successors, (104), 3 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 00:20:50,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 00:20:50,521 INFO L93 Difference]: Finished difference Result 6257 states and 9781 transitions. [2022-01-10 00:20:50,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-01-10 00:20:50,521 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 26.0) internal successors, (104), 3 states have internal predecessors, (104), 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 104 [2022-01-10 00:20:50,522 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 00:20:50,531 INFO L225 Difference]: With dead ends: 6257 [2022-01-10 00:20:50,531 INFO L226 Difference]: Without dead ends: 3952 [2022-01-10 00:20:50,533 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-01-10 00:20:50,534 INFO L933 BasicCegarLoop]: 178 mSDtfsCounter, 884 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 2131 mSolverCounterSat, 257 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 884 SdHoareTripleChecker+Valid, 191 SdHoareTripleChecker+Invalid, 2388 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 257 IncrementalHoareTripleChecker+Valid, 2131 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-01-10 00:20:50,534 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [884 Valid, 191 Invalid, 2388 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [257 Valid, 2131 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-01-10 00:20:50,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3952 states. [2022-01-10 00:20:50,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3952 to 3952. [2022-01-10 00:20:50,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3952 states, 3951 states have (on average 1.4312832194381169) internal successors, (5655), 3951 states have internal predecessors, (5655), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 00:20:50,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3952 states to 3952 states and 5655 transitions. [2022-01-10 00:20:50,587 INFO L78 Accepts]: Start accepts. Automaton has 3952 states and 5655 transitions. Word has length 104 [2022-01-10 00:20:50,588 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 00:20:50,588 INFO L470 AbstractCegarLoop]: Abstraction has 3952 states and 5655 transitions. [2022-01-10 00:20:50,588 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 26.0) internal successors, (104), 3 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 00:20:50,588 INFO L276 IsEmpty]: Start isEmpty. Operand 3952 states and 5655 transitions. [2022-01-10 00:20:50,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-01-10 00:20:50,589 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 00:20:50,589 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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 00:20:50,589 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-01-10 00:20:50,589 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 00:20:50,590 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 00:20:50,590 INFO L85 PathProgramCache]: Analyzing trace with hash 478482531, now seen corresponding path program 1 times [2022-01-10 00:20:50,590 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 00:20:50,590 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [66562222] [2022-01-10 00:20:50,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 00:20:50,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 00:20:50,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 00:20:50,636 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2022-01-10 00:20:50,637 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 00:20:50,637 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [66562222] [2022-01-10 00:20:50,637 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [66562222] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 00:20:50,637 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 00:20:50,637 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-01-10 00:20:50,637 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [36390171] [2022-01-10 00:20:50,637 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 00:20:50,638 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-10 00:20:50,638 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 00:20:50,638 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-10 00:20:50,638 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 00:20:50,638 INFO L87 Difference]: Start difference. First operand 3952 states and 5655 transitions. Second operand has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 2 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 00:20:51,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 00:20:51,712 INFO L93 Difference]: Finished difference Result 10534 states and 15398 transitions. [2022-01-10 00:20:51,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-10 00:20:51,713 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 2 states have internal predecessors, (91), 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 118 [2022-01-10 00:20:51,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 00:20:51,730 INFO L225 Difference]: With dead ends: 10534 [2022-01-10 00:20:51,730 INFO L226 Difference]: Without dead ends: 6913 [2022-01-10 00:20:51,735 INFO L932 BasicCegarLoop]: 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 [2022-01-10 00:20:51,736 INFO L933 BasicCegarLoop]: 218 mSDtfsCounter, 265 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 813 mSolverCounterSat, 390 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 265 SdHoareTripleChecker+Valid, 223 SdHoareTripleChecker+Invalid, 1203 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 390 IncrementalHoareTripleChecker+Valid, 813 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-01-10 00:20:51,736 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [265 Valid, 223 Invalid, 1203 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [390 Valid, 813 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-01-10 00:20:51,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6913 states. [2022-01-10 00:20:51,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6913 to 6913. [2022-01-10 00:20:51,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6913 states, 6912 states have (on average 1.3081597222222223) internal successors, (9042), 6912 states have internal predecessors, (9042), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 00:20:51,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6913 states to 6913 states and 9042 transitions. [2022-01-10 00:20:51,828 INFO L78 Accepts]: Start accepts. Automaton has 6913 states and 9042 transitions. Word has length 118 [2022-01-10 00:20:51,828 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 00:20:51,828 INFO L470 AbstractCegarLoop]: Abstraction has 6913 states and 9042 transitions. [2022-01-10 00:20:51,828 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 2 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 00:20:51,828 INFO L276 IsEmpty]: Start isEmpty. Operand 6913 states and 9042 transitions. [2022-01-10 00:20:51,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2022-01-10 00:20:51,830 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 00:20:51,830 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-10 00:20:51,830 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-01-10 00:20:51,830 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 00:20:51,831 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 00:20:51,831 INFO L85 PathProgramCache]: Analyzing trace with hash 888355746, now seen corresponding path program 1 times [2022-01-10 00:20:51,831 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 00:20:51,831 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2086073530] [2022-01-10 00:20:51,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 00:20:51,831 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 00:20:51,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 00:20:51,947 INFO L134 CoverageAnalysis]: Checked inductivity of 299 backedges. 192 proven. 0 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2022-01-10 00:20:51,947 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 00:20:51,947 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2086073530] [2022-01-10 00:20:51,948 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2086073530] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 00:20:51,948 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 00:20:51,948 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-01-10 00:20:51,948 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1084944344] [2022-01-10 00:20:51,948 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 00:20:51,948 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-10 00:20:51,948 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 00:20:51,949 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-10 00:20:51,949 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 00:20:51,949 INFO L87 Difference]: Start difference. First operand 6913 states and 9042 transitions. Second operand has 3 states, 3 states have (on average 53.333333333333336) internal successors, (160), 2 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 00:20:52,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 00:20:52,967 INFO L93 Difference]: Finished difference Result 16456 states and 21659 transitions. [2022-01-10 00:20:52,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-10 00:20:52,968 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 53.333333333333336) internal successors, (160), 2 states have internal predecessors, (160), 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 265 [2022-01-10 00:20:52,968 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 00:20:52,996 INFO L225 Difference]: With dead ends: 16456 [2022-01-10 00:20:52,997 INFO L226 Difference]: Without dead ends: 9874 [2022-01-10 00:20:53,003 INFO L932 BasicCegarLoop]: 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 [2022-01-10 00:20:53,005 INFO L933 BasicCegarLoop]: 151 mSDtfsCounter, 359 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 811 mSolverCounterSat, 307 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 359 SdHoareTripleChecker+Valid, 155 SdHoareTripleChecker+Invalid, 1118 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 307 IncrementalHoareTripleChecker+Valid, 811 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-01-10 00:20:53,010 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [359 Valid, 155 Invalid, 1118 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [307 Valid, 811 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-01-10 00:20:53,016 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9874 states. [2022-01-10 00:20:53,108 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9874 to 8229. [2022-01-10 00:20:53,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8229 states, 8228 states have (on average 1.2035731648031114) internal successors, (9903), 8228 states have internal predecessors, (9903), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 00:20:53,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8229 states to 8229 states and 9903 transitions. [2022-01-10 00:20:53,132 INFO L78 Accepts]: Start accepts. Automaton has 8229 states and 9903 transitions. Word has length 265 [2022-01-10 00:20:53,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 00:20:53,133 INFO L470 AbstractCegarLoop]: Abstraction has 8229 states and 9903 transitions. [2022-01-10 00:20:53,133 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 53.333333333333336) internal successors, (160), 2 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 00:20:53,134 INFO L276 IsEmpty]: Start isEmpty. Operand 8229 states and 9903 transitions. [2022-01-10 00:20:53,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 354 [2022-01-10 00:20:53,136 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 00:20:53,137 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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 00:20:53,137 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-01-10 00:20:53,137 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 00:20:53,138 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 00:20:53,138 INFO L85 PathProgramCache]: Analyzing trace with hash 202313507, now seen corresponding path program 1 times [2022-01-10 00:20:53,138 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 00:20:53,138 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [399023060] [2022-01-10 00:20:53,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 00:20:53,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 00:20:53,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 00:20:53,326 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 143 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-10 00:20:53,326 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 00:20:53,326 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [399023060] [2022-01-10 00:20:53,326 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [399023060] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 00:20:53,326 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 00:20:53,326 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-01-10 00:20:53,327 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1918998463] [2022-01-10 00:20:53,327 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 00:20:53,327 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-01-10 00:20:53,327 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 00:20:53,327 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-01-10 00:20:53,328 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2022-01-10 00:20:53,328 INFO L87 Difference]: Start difference. First operand 8229 states and 9903 transitions. Second operand has 7 states, 7 states have (on average 50.42857142857143) internal successors, (353), 6 states have internal predecessors, (353), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 00:20:54,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 00:20:54,710 INFO L93 Difference]: Finished difference Result 15717 states and 19011 transitions. [2022-01-10 00:20:54,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-01-10 00:20:54,711 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 50.42857142857143) internal successors, (353), 6 states have internal predecessors, (353), 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 353 [2022-01-10 00:20:54,711 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 00:20:54,726 INFO L225 Difference]: With dead ends: 15717 [2022-01-10 00:20:54,726 INFO L226 Difference]: Without dead ends: 7900 [2022-01-10 00:20:54,732 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2022-01-10 00:20:54,733 INFO L933 BasicCegarLoop]: 263 mSDtfsCounter, 373 mSDsluCounter, 27 mSDsCounter, 0 mSdLazyCounter, 1576 mSolverCounterSat, 334 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 373 SdHoareTripleChecker+Valid, 290 SdHoareTripleChecker+Invalid, 1910 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 334 IncrementalHoareTripleChecker+Valid, 1576 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-01-10 00:20:54,733 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [373 Valid, 290 Invalid, 1910 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [334 Valid, 1576 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-01-10 00:20:54,739 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7900 states. [2022-01-10 00:20:54,800 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7900 to 7900. [2022-01-10 00:20:54,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7900 states, 7899 states have (on average 1.0845676667932649) internal successors, (8567), 7899 states have internal predecessors, (8567), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 00:20:54,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7900 states to 7900 states and 8567 transitions. [2022-01-10 00:20:54,816 INFO L78 Accepts]: Start accepts. Automaton has 7900 states and 8567 transitions. Word has length 353 [2022-01-10 00:20:54,817 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 00:20:54,817 INFO L470 AbstractCegarLoop]: Abstraction has 7900 states and 8567 transitions. [2022-01-10 00:20:54,817 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 50.42857142857143) internal successors, (353), 6 states have internal predecessors, (353), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 00:20:54,817 INFO L276 IsEmpty]: Start isEmpty. Operand 7900 states and 8567 transitions. [2022-01-10 00:20:54,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 371 [2022-01-10 00:20:54,820 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 00:20:54,820 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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 00:20:54,820 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-01-10 00:20:54,821 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 00:20:54,821 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 00:20:54,821 INFO L85 PathProgramCache]: Analyzing trace with hash -1300314316, now seen corresponding path program 1 times [2022-01-10 00:20:54,821 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 00:20:54,821 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1052520983] [2022-01-10 00:20:54,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 00:20:54,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 00:20:54,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 00:20:54,911 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2022-01-10 00:20:54,911 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 00:20:54,911 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1052520983] [2022-01-10 00:20:54,912 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1052520983] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 00:20:54,912 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 00:20:54,912 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-10 00:20:54,912 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1708371732] [2022-01-10 00:20:54,912 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 00:20:54,912 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-10 00:20:54,912 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 00:20:54,913 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-10 00:20:54,913 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 00:20:54,913 INFO L87 Difference]: Start difference. First operand 7900 states and 8567 transitions. Second operand has 3 states, 3 states have (on average 92.0) internal successors, (276), 3 states have internal predecessors, (276), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 00:20:55,670 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 00:20:55,670 INFO L93 Difference]: Finished difference Result 18101 states and 19824 transitions. [2022-01-10 00:20:55,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-10 00:20:55,671 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 92.0) internal successors, (276), 3 states have internal predecessors, (276), 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 370 [2022-01-10 00:20:55,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 00:20:55,687 INFO L225 Difference]: With dead ends: 18101 [2022-01-10 00:20:55,688 INFO L226 Difference]: Without dead ends: 10861 [2022-01-10 00:20:55,693 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 00:20:55,694 INFO L933 BasicCegarLoop]: 399 mSDtfsCounter, 304 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 758 mSolverCounterSat, 124 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 304 SdHoareTripleChecker+Valid, 405 SdHoareTripleChecker+Invalid, 882 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 124 IncrementalHoareTripleChecker+Valid, 758 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-01-10 00:20:55,694 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [304 Valid, 405 Invalid, 882 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [124 Valid, 758 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-01-10 00:20:55,702 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10861 states. [2022-01-10 00:20:55,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10861 to 10861. [2022-01-10 00:20:55,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10861 states, 10860 states have (on average 1.0780847145488028) internal successors, (11708), 10860 states have internal predecessors, (11708), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 00:20:55,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10861 states to 10861 states and 11708 transitions. [2022-01-10 00:20:55,819 INFO L78 Accepts]: Start accepts. Automaton has 10861 states and 11708 transitions. Word has length 370 [2022-01-10 00:20:55,819 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 00:20:55,820 INFO L470 AbstractCegarLoop]: Abstraction has 10861 states and 11708 transitions. [2022-01-10 00:20:55,820 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 92.0) internal successors, (276), 3 states have internal predecessors, (276), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 00:20:55,820 INFO L276 IsEmpty]: Start isEmpty. Operand 10861 states and 11708 transitions. [2022-01-10 00:20:55,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 566 [2022-01-10 00:20:55,828 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 00:20:55,828 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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 00:20:55,828 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-01-10 00:20:55,828 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 00:20:55,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 00:20:55,830 INFO L85 PathProgramCache]: Analyzing trace with hash -412346964, now seen corresponding path program 1 times [2022-01-10 00:20:55,830 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 00:20:55,833 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2013426311] [2022-01-10 00:20:55,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 00:20:55,833 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 00:20:55,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 00:20:55,998 INFO L134 CoverageAnalysis]: Checked inductivity of 523 backedges. 494 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2022-01-10 00:20:55,998 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 00:20:55,998 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2013426311] [2022-01-10 00:20:55,998 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2013426311] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 00:20:55,998 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 00:20:55,998 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-10 00:20:55,998 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1810721567] [2022-01-10 00:20:55,998 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 00:20:55,999 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-10 00:20:55,999 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 00:20:55,999 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-10 00:20:56,000 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 00:20:56,000 INFO L87 Difference]: Start difference. First operand 10861 states and 11708 transitions. Second operand has 3 states, 3 states have (on average 179.0) internal successors, (537), 3 states have internal predecessors, (537), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 00:20:56,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 00:20:56,773 INFO L93 Difference]: Finished difference Result 21391 states and 23083 transitions. [2022-01-10 00:20:56,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-10 00:20:56,774 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 179.0) internal successors, (537), 3 states have internal predecessors, (537), 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 565 [2022-01-10 00:20:56,774 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 00:20:56,787 INFO L225 Difference]: With dead ends: 21391 [2022-01-10 00:20:56,787 INFO L226 Difference]: Without dead ends: 10861 [2022-01-10 00:20:56,795 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 00:20:56,796 INFO L933 BasicCegarLoop]: 412 mSDtfsCounter, 178 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 767 mSolverCounterSat, 88 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 178 SdHoareTripleChecker+Valid, 417 SdHoareTripleChecker+Invalid, 855 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 88 IncrementalHoareTripleChecker+Valid, 767 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-01-10 00:20:56,796 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [178 Valid, 417 Invalid, 855 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [88 Valid, 767 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-01-10 00:20:56,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10861 states. [2022-01-10 00:20:56,878 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10861 to 10861. [2022-01-10 00:20:56,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10861 states, 10860 states have (on average 1.053314917127072) internal successors, (11439), 10860 states have internal predecessors, (11439), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 00:20:56,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10861 states to 10861 states and 11439 transitions. [2022-01-10 00:20:56,897 INFO L78 Accepts]: Start accepts. Automaton has 10861 states and 11439 transitions. Word has length 565 [2022-01-10 00:20:56,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 00:20:56,897 INFO L470 AbstractCegarLoop]: Abstraction has 10861 states and 11439 transitions. [2022-01-10 00:20:56,897 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 179.0) internal successors, (537), 3 states have internal predecessors, (537), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 00:20:56,898 INFO L276 IsEmpty]: Start isEmpty. Operand 10861 states and 11439 transitions. [2022-01-10 00:20:56,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 660 [2022-01-10 00:20:56,908 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 00:20:56,908 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-10 00:20:56,908 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-01-10 00:20:56,908 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 00:20:56,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 00:20:56,909 INFO L85 PathProgramCache]: Analyzing trace with hash 1361249935, now seen corresponding path program 1 times [2022-01-10 00:20:56,909 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 00:20:56,909 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [624047558] [2022-01-10 00:20:56,909 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 00:20:56,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 00:20:56,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 00:20:57,083 INFO L134 CoverageAnalysis]: Checked inductivity of 607 backedges. 365 proven. 0 refuted. 0 times theorem prover too weak. 242 trivial. 0 not checked. [2022-01-10 00:20:57,083 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 00:20:57,084 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [624047558] [2022-01-10 00:20:57,084 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [624047558] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 00:20:57,084 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 00:20:57,084 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-10 00:20:57,084 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1931992153] [2022-01-10 00:20:57,084 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 00:20:57,084 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-10 00:20:57,085 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 00:20:57,085 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-10 00:20:57,085 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 00:20:57,085 INFO L87 Difference]: Start difference. First operand 10861 states and 11439 transitions. Second operand has 3 states, 3 states have (on average 139.33333333333334) internal successors, (418), 3 states have internal predecessors, (418), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 00:20:58,068 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 00:20:58,069 INFO L93 Difference]: Finished difference Result 24352 states and 25709 transitions. [2022-01-10 00:20:58,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-10 00:20:58,069 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 139.33333333333334) internal successors, (418), 3 states have internal predecessors, (418), 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 659 [2022-01-10 00:20:58,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 00:20:58,089 INFO L225 Difference]: With dead ends: 24352 [2022-01-10 00:20:58,089 INFO L226 Difference]: Without dead ends: 14151 [2022-01-10 00:20:58,099 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 00:20:58,100 INFO L933 BasicCegarLoop]: 34 mSDtfsCounter, 209 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 769 mSolverCounterSat, 85 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 209 SdHoareTripleChecker+Valid, 38 SdHoareTripleChecker+Invalid, 854 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 85 IncrementalHoareTripleChecker+Valid, 769 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-01-10 00:20:58,100 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [209 Valid, 38 Invalid, 854 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [85 Valid, 769 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-01-10 00:20:58,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14151 states. [2022-01-10 00:20:58,230 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14151 to 13493. [2022-01-10 00:20:58,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13493 states, 13492 states have (on average 1.0500296471983397) internal successors, (14167), 13492 states have internal predecessors, (14167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 00:20:58,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13493 states to 13493 states and 14167 transitions. [2022-01-10 00:20:58,261 INFO L78 Accepts]: Start accepts. Automaton has 13493 states and 14167 transitions. Word has length 659 [2022-01-10 00:20:58,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 00:20:58,262 INFO L470 AbstractCegarLoop]: Abstraction has 13493 states and 14167 transitions. [2022-01-10 00:20:58,262 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 139.33333333333334) internal successors, (418), 3 states have internal predecessors, (418), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 00:20:58,262 INFO L276 IsEmpty]: Start isEmpty. Operand 13493 states and 14167 transitions. [2022-01-10 00:20:58,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 726 [2022-01-10 00:20:58,271 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 00:20:58,272 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-10 00:20:58,272 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-01-10 00:20:58,272 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 00:20:58,273 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 00:20:58,273 INFO L85 PathProgramCache]: Analyzing trace with hash 1380368719, now seen corresponding path program 1 times [2022-01-10 00:20:58,273 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 00:20:58,273 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1777606693] [2022-01-10 00:20:58,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 00:20:58,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 00:20:58,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 00:20:58,528 INFO L134 CoverageAnalysis]: Checked inductivity of 833 backedges. 460 proven. 0 refuted. 0 times theorem prover too weak. 373 trivial. 0 not checked. [2022-01-10 00:20:58,528 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 00:20:58,528 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1777606693] [2022-01-10 00:20:58,528 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1777606693] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 00:20:58,529 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 00:20:58,529 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-10 00:20:58,529 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1428462167] [2022-01-10 00:20:58,529 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 00:20:58,529 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-10 00:20:58,529 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 00:20:58,530 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-10 00:20:58,530 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 00:20:58,530 INFO L87 Difference]: Start difference. First operand 13493 states and 14167 transitions. Second operand has 3 states, 3 states have (on average 139.66666666666666) internal successors, (419), 3 states have internal predecessors, (419), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 00:20:59,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 00:20:59,396 INFO L93 Difference]: Finished difference Result 28958 states and 30483 transitions. [2022-01-10 00:20:59,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-10 00:20:59,396 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 139.66666666666666) internal successors, (419), 3 states have internal predecessors, (419), 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 725 [2022-01-10 00:20:59,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 00:20:59,412 INFO L225 Difference]: With dead ends: 28958 [2022-01-10 00:20:59,413 INFO L226 Difference]: Without dead ends: 16125 [2022-01-10 00:20:59,425 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 00:20:59,426 INFO L933 BasicCegarLoop]: 436 mSDtfsCounter, 192 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 779 mSolverCounterSat, 46 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 192 SdHoareTripleChecker+Valid, 442 SdHoareTripleChecker+Invalid, 825 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 46 IncrementalHoareTripleChecker+Valid, 779 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-01-10 00:20:59,426 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [192 Valid, 442 Invalid, 825 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [46 Valid, 779 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-01-10 00:20:59,439 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16125 states. [2022-01-10 00:20:59,541 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16125 to 15796. [2022-01-10 00:20:59,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15796 states, 15795 states have (on average 1.0484963596074708) internal successors, (16561), 15795 states have internal predecessors, (16561), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 00:20:59,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15796 states to 15796 states and 16561 transitions. [2022-01-10 00:20:59,568 INFO L78 Accepts]: Start accepts. Automaton has 15796 states and 16561 transitions. Word has length 725 [2022-01-10 00:20:59,569 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 00:20:59,569 INFO L470 AbstractCegarLoop]: Abstraction has 15796 states and 16561 transitions. [2022-01-10 00:20:59,569 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 139.66666666666666) internal successors, (419), 3 states have internal predecessors, (419), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 00:20:59,570 INFO L276 IsEmpty]: Start isEmpty. Operand 15796 states and 16561 transitions. [2022-01-10 00:20:59,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 751 [2022-01-10 00:20:59,579 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 00:20:59,580 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-10 00:20:59,580 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-01-10 00:20:59,581 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 00:20:59,581 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 00:20:59,581 INFO L85 PathProgramCache]: Analyzing trace with hash 1628467361, now seen corresponding path program 1 times [2022-01-10 00:20:59,581 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 00:20:59,581 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [909073814] [2022-01-10 00:20:59,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 00:20:59,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 00:20:59,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 00:20:59,881 INFO L134 CoverageAnalysis]: Checked inductivity of 908 backedges. 87 proven. 499 refuted. 0 times theorem prover too weak. 322 trivial. 0 not checked. [2022-01-10 00:20:59,881 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 00:20:59,882 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [909073814] [2022-01-10 00:20:59,882 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [909073814] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-10 00:20:59,882 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1923194522] [2022-01-10 00:20:59,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 00:20:59,882 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-10 00:20:59,882 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-10 00:20:59,900 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-10 00:20:59,902 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-01-10 00:21:00,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 00:21:00,080 INFO L263 TraceCheckSpWp]: Trace formula consists of 904 conjuncts, 2 conjunts are in the unsatisfiable core [2022-01-10 00:21:00,095 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-10 00:21:01,007 INFO L134 CoverageAnalysis]: Checked inductivity of 908 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 793 trivial. 0 not checked. [2022-01-10 00:21:01,008 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-01-10 00:21:01,008 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1923194522] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 00:21:01,008 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-01-10 00:21:01,008 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2022-01-10 00:21:01,008 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [152665667] [2022-01-10 00:21:01,008 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 00:21:01,009 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-10 00:21:01,009 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 00:21:01,009 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-10 00:21:01,009 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-01-10 00:21:01,009 INFO L87 Difference]: Start difference. First operand 15796 states and 16561 transitions. Second operand has 3 states, 3 states have (on average 93.33333333333333) internal successors, (280), 3 states have internal predecessors, (280), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 00:21:01,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 00:21:01,812 INFO L93 Difference]: Finished difference Result 30932 states and 32455 transitions. [2022-01-10 00:21:01,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-10 00:21:01,813 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 93.33333333333333) internal successors, (280), 3 states have internal predecessors, (280), 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 750 [2022-01-10 00:21:01,814 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 00:21:01,830 INFO L225 Difference]: With dead ends: 30932 [2022-01-10 00:21:01,830 INFO L226 Difference]: Without dead ends: 15796 [2022-01-10 00:21:01,841 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 754 GetRequests, 750 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-01-10 00:21:01,841 INFO L933 BasicCegarLoop]: 371 mSDtfsCounter, 336 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 786 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 336 SdHoareTripleChecker+Valid, 377 SdHoareTripleChecker+Invalid, 804 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 786 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-01-10 00:21:01,841 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [336 Valid, 377 Invalid, 804 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 786 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-01-10 00:21:01,852 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15796 states. [2022-01-10 00:21:02,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15796 to 15138. [2022-01-10 00:21:02,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15138 states, 15137 states have (on average 1.04029860606461) internal successors, (15747), 15137 states have internal predecessors, (15747), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 00:21:02,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15138 states to 15138 states and 15747 transitions. [2022-01-10 00:21:02,060 INFO L78 Accepts]: Start accepts. Automaton has 15138 states and 15747 transitions. Word has length 750 [2022-01-10 00:21:02,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 00:21:02,061 INFO L470 AbstractCegarLoop]: Abstraction has 15138 states and 15747 transitions. [2022-01-10 00:21:02,061 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 93.33333333333333) internal successors, (280), 3 states have internal predecessors, (280), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 00:21:02,061 INFO L276 IsEmpty]: Start isEmpty. Operand 15138 states and 15747 transitions. [2022-01-10 00:21:02,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 824 [2022-01-10 00:21:02,071 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 00:21:02,072 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 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 00:21:02,103 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-01-10 00:21:02,287 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2022-01-10 00:21:02,288 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 00:21:02,288 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 00:21:02,288 INFO L85 PathProgramCache]: Analyzing trace with hash -139420979, now seen corresponding path program 1 times [2022-01-10 00:21:02,288 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 00:21:02,288 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1704053622] [2022-01-10 00:21:02,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 00:21:02,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 00:21:02,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 00:21:02,606 INFO L134 CoverageAnalysis]: Checked inductivity of 789 backedges. 526 proven. 234 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2022-01-10 00:21:02,607 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 00:21:02,607 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1704053622] [2022-01-10 00:21:02,607 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1704053622] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-10 00:21:02,607 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1154297480] [2022-01-10 00:21:02,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 00:21:02,607 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-10 00:21:02,607 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-10 00:21:02,608 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-10 00:21:02,609 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-01-10 00:21:02,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 00:21:02,863 INFO L263 TraceCheckSpWp]: Trace formula consists of 958 conjuncts, 2 conjunts are in the unsatisfiable core [2022-01-10 00:21:02,870 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-10 00:21:03,686 INFO L134 CoverageAnalysis]: Checked inductivity of 789 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 703 trivial. 0 not checked. [2022-01-10 00:21:03,686 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-01-10 00:21:03,686 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1154297480] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 00:21:03,686 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-01-10 00:21:03,686 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 8 [2022-01-10 00:21:03,686 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1188941372] [2022-01-10 00:21:03,687 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 00:21:03,687 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-10 00:21:03,687 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 00:21:03,688 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-10 00:21:03,688 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-01-10 00:21:03,688 INFO L87 Difference]: Start difference. First operand 15138 states and 15747 transitions. Second operand has 3 states, 3 states have (on average 118.66666666666667) internal successors, (356), 3 states have internal predecessors, (356), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 00:21:04,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 00:21:04,455 INFO L93 Difference]: Finished difference Result 32906 states and 34222 transitions. [2022-01-10 00:21:04,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-10 00:21:04,456 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 118.66666666666667) internal successors, (356), 3 states have internal predecessors, (356), 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 823 [2022-01-10 00:21:04,457 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 00:21:04,476 INFO L225 Difference]: With dead ends: 32906 [2022-01-10 00:21:04,476 INFO L226 Difference]: Without dead ends: 18428 [2022-01-10 00:21:04,485 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 828 GetRequests, 822 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-01-10 00:21:04,488 INFO L933 BasicCegarLoop]: 68 mSDtfsCounter, 305 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 787 mSolverCounterSat, 93 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 305 SdHoareTripleChecker+Valid, 73 SdHoareTripleChecker+Invalid, 880 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 93 IncrementalHoareTripleChecker+Valid, 787 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-01-10 00:21:04,488 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [305 Valid, 73 Invalid, 880 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 787 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-01-10 00:21:04,503 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18428 states. [2022-01-10 00:21:04,612 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18428 to 14809. [2022-01-10 00:21:04,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14809 states, 14808 states have (on average 1.038290113452188) internal successors, (15375), 14808 states have internal predecessors, (15375), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 00:21:04,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14809 states to 14809 states and 15375 transitions. [2022-01-10 00:21:04,637 INFO L78 Accepts]: Start accepts. Automaton has 14809 states and 15375 transitions. Word has length 823 [2022-01-10 00:21:04,637 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 00:21:04,637 INFO L470 AbstractCegarLoop]: Abstraction has 14809 states and 15375 transitions. [2022-01-10 00:21:04,637 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 118.66666666666667) internal successors, (356), 3 states have internal predecessors, (356), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 00:21:04,637 INFO L276 IsEmpty]: Start isEmpty. Operand 14809 states and 15375 transitions. [2022-01-10 00:21:04,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 860 [2022-01-10 00:21:04,649 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 00:21:04,650 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 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 00:21:04,679 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-01-10 00:21:04,879 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2022-01-10 00:21:04,879 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 00:21:04,880 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 00:21:04,880 INFO L85 PathProgramCache]: Analyzing trace with hash 548303134, now seen corresponding path program 1 times [2022-01-10 00:21:04,880 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 00:21:04,880 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1074550000] [2022-01-10 00:21:04,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 00:21:04,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 00:21:05,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 00:21:05,302 INFO L134 CoverageAnalysis]: Checked inductivity of 1047 backedges. 318 proven. 0 refuted. 0 times theorem prover too weak. 729 trivial. 0 not checked. [2022-01-10 00:21:05,303 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 00:21:05,303 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1074550000] [2022-01-10 00:21:05,303 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1074550000] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 00:21:05,303 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 00:21:05,303 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-10 00:21:05,305 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [898533799] [2022-01-10 00:21:05,305 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 00:21:05,305 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-10 00:21:05,305 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 00:21:05,305 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-10 00:21:05,306 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 00:21:05,306 INFO L87 Difference]: Start difference. First operand 14809 states and 15375 transitions. Second operand has 3 states, 3 states have (on average 124.66666666666667) internal successors, (374), 3 states have internal predecessors, (374), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 00:21:06,068 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 00:21:06,069 INFO L93 Difference]: Finished difference Result 30932 states and 32085 transitions. [2022-01-10 00:21:06,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-10 00:21:06,069 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 124.66666666666667) internal successors, (374), 3 states have internal predecessors, (374), 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 859 [2022-01-10 00:21:06,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 00:21:06,085 INFO L225 Difference]: With dead ends: 30932 [2022-01-10 00:21:06,085 INFO L226 Difference]: Without dead ends: 14480 [2022-01-10 00:21:06,095 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 00:21:06,096 INFO L933 BasicCegarLoop]: 424 mSDtfsCounter, 269 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 747 mSolverCounterSat, 81 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 269 SdHoareTripleChecker+Valid, 430 SdHoareTripleChecker+Invalid, 828 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 81 IncrementalHoareTripleChecker+Valid, 747 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-01-10 00:21:06,096 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [269 Valid, 430 Invalid, 828 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [81 Valid, 747 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-01-10 00:21:06,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14480 states. [2022-01-10 00:21:06,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14480 to 14480. [2022-01-10 00:21:06,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14480 states, 14479 states have (on average 1.02638303750259) internal successors, (14861), 14479 states have internal predecessors, (14861), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 00:21:06,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14480 states to 14480 states and 14861 transitions. [2022-01-10 00:21:06,223 INFO L78 Accepts]: Start accepts. Automaton has 14480 states and 14861 transitions. Word has length 859 [2022-01-10 00:21:06,223 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 00:21:06,224 INFO L470 AbstractCegarLoop]: Abstraction has 14480 states and 14861 transitions. [2022-01-10 00:21:06,224 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 124.66666666666667) internal successors, (374), 3 states have internal predecessors, (374), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 00:21:06,224 INFO L276 IsEmpty]: Start isEmpty. Operand 14480 states and 14861 transitions. [2022-01-10 00:21:06,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1116 [2022-01-10 00:21:06,240 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 00:21:06,241 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-10 00:21:06,241 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-01-10 00:21:06,241 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 00:21:06,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 00:21:06,242 INFO L85 PathProgramCache]: Analyzing trace with hash -1038637388, now seen corresponding path program 1 times [2022-01-10 00:21:06,242 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 00:21:06,242 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1608007477] [2022-01-10 00:21:06,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 00:21:06,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 00:21:06,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 00:21:06,562 INFO L134 CoverageAnalysis]: Checked inductivity of 2414 backedges. 1714 proven. 0 refuted. 0 times theorem prover too weak. 700 trivial. 0 not checked. [2022-01-10 00:21:06,562 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 00:21:06,562 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1608007477] [2022-01-10 00:21:06,562 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1608007477] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 00:21:06,562 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 00:21:06,563 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-10 00:21:06,563 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1032430742] [2022-01-10 00:21:06,563 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 00:21:06,563 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-10 00:21:06,564 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 00:21:06,564 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-10 00:21:06,564 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 00:21:06,564 INFO L87 Difference]: Start difference. First operand 14480 states and 14861 transitions. Second operand has 3 states, 3 states have (on average 203.33333333333334) internal successors, (610), 3 states have internal predecessors, (610), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 00:21:07,287 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 00:21:07,287 INFO L93 Difference]: Finished difference Result 28629 states and 29389 transitions. [2022-01-10 00:21:07,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-10 00:21:07,288 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 203.33333333333334) internal successors, (610), 3 states have internal predecessors, (610), 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 1115 [2022-01-10 00:21:07,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 00:21:07,302 INFO L225 Difference]: With dead ends: 28629 [2022-01-10 00:21:07,302 INFO L226 Difference]: Without dead ends: 14480 [2022-01-10 00:21:07,311 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 00:21:07,312 INFO L933 BasicCegarLoop]: 423 mSDtfsCounter, 220 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 751 mSolverCounterSat, 44 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 220 SdHoareTripleChecker+Valid, 429 SdHoareTripleChecker+Invalid, 795 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 44 IncrementalHoareTripleChecker+Valid, 751 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-01-10 00:21:07,312 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [220 Valid, 429 Invalid, 795 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [44 Valid, 751 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-01-10 00:21:07,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14480 states. [2022-01-10 00:21:07,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14480 to 13822. [2022-01-10 00:21:07,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13822 states, 13821 states have (on average 1.0214166847550827) internal successors, (14117), 13821 states have internal predecessors, (14117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 00:21:07,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13822 states to 13822 states and 14117 transitions. [2022-01-10 00:21:07,427 INFO L78 Accepts]: Start accepts. Automaton has 13822 states and 14117 transitions. Word has length 1115 [2022-01-10 00:21:07,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 00:21:07,427 INFO L470 AbstractCegarLoop]: Abstraction has 13822 states and 14117 transitions. [2022-01-10 00:21:07,427 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 203.33333333333334) internal successors, (610), 3 states have internal predecessors, (610), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 00:21:07,427 INFO L276 IsEmpty]: Start isEmpty. Operand 13822 states and 14117 transitions. [2022-01-10 00:21:07,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1117 [2022-01-10 00:21:07,442 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 00:21:07,443 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-10 00:21:07,443 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-01-10 00:21:07,443 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 00:21:07,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 00:21:07,443 INFO L85 PathProgramCache]: Analyzing trace with hash 2057705413, now seen corresponding path program 1 times [2022-01-10 00:21:07,444 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 00:21:07,444 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [712368279] [2022-01-10 00:21:07,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 00:21:07,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 00:21:07,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 00:21:07,913 INFO L134 CoverageAnalysis]: Checked inductivity of 2420 backedges. 607 proven. 0 refuted. 0 times theorem prover too weak. 1813 trivial. 0 not checked. [2022-01-10 00:21:07,913 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 00:21:07,913 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [712368279] [2022-01-10 00:21:07,913 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [712368279] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 00:21:07,913 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 00:21:07,914 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-10 00:21:07,914 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1126017176] [2022-01-10 00:21:07,914 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 00:21:07,914 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-10 00:21:07,914 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 00:21:07,915 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-10 00:21:07,915 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 00:21:07,915 INFO L87 Difference]: Start difference. First operand 13822 states and 14117 transitions. Second operand has 3 states, 3 states have (on average 117.0) internal successors, (351), 3 states have internal predecessors, (351), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 00:21:08,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 00:21:08,604 INFO L93 Difference]: Finished difference Result 30274 states and 30938 transitions. [2022-01-10 00:21:08,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-10 00:21:08,605 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 117.0) internal successors, (351), 3 states have internal predecessors, (351), 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 1116 [2022-01-10 00:21:08,605 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 00:21:08,620 INFO L225 Difference]: With dead ends: 30274 [2022-01-10 00:21:08,620 INFO L226 Difference]: Without dead ends: 14809 [2022-01-10 00:21:08,645 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 00:21:08,646 INFO L933 BasicCegarLoop]: 406 mSDtfsCounter, 274 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 755 mSolverCounterSat, 47 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 274 SdHoareTripleChecker+Valid, 411 SdHoareTripleChecker+Invalid, 802 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 755 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-01-10 00:21:08,646 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [274 Valid, 411 Invalid, 802 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [47 Valid, 755 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-01-10 00:21:08,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14809 states. [2022-01-10 00:21:08,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14809 to 12835. [2022-01-10 00:21:08,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12835 states, 12834 states have (on average 1.01986909770921) internal successors, (13089), 12834 states have internal predecessors, (13089), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 00:21:08,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12835 states to 12835 states and 13089 transitions. [2022-01-10 00:21:08,760 INFO L78 Accepts]: Start accepts. Automaton has 12835 states and 13089 transitions. Word has length 1116 [2022-01-10 00:21:08,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 00:21:08,761 INFO L470 AbstractCegarLoop]: Abstraction has 12835 states and 13089 transitions. [2022-01-10 00:21:08,761 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 117.0) internal successors, (351), 3 states have internal predecessors, (351), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 00:21:08,761 INFO L276 IsEmpty]: Start isEmpty. Operand 12835 states and 13089 transitions. [2022-01-10 00:21:08,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1602 [2022-01-10 00:21:08,784 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 00:21:08,784 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 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 00:21:08,785 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-01-10 00:21:08,785 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 00:21:08,785 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 00:21:08,785 INFO L85 PathProgramCache]: Analyzing trace with hash -57697621, now seen corresponding path program 1 times [2022-01-10 00:21:08,785 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 00:21:08,785 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1537279065] [2022-01-10 00:21:08,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 00:21:08,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 00:21:08,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 00:21:09,376 INFO L134 CoverageAnalysis]: Checked inductivity of 4683 backedges. 2952 proven. 0 refuted. 0 times theorem prover too weak. 1731 trivial. 0 not checked. [2022-01-10 00:21:09,376 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 00:21:09,376 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1537279065] [2022-01-10 00:21:09,376 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1537279065] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 00:21:09,376 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 00:21:09,377 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-10 00:21:09,377 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1456086946] [2022-01-10 00:21:09,377 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 00:21:09,378 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-10 00:21:09,378 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 00:21:09,378 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-10 00:21:09,378 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 00:21:09,378 INFO L87 Difference]: Start difference. First operand 12835 states and 13089 transitions. Second operand has 3 states, 3 states have (on average 229.66666666666666) internal successors, (689), 3 states have internal predecessors, (689), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 00:21:09,900 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 00:21:09,900 INFO L93 Difference]: Finished difference Result 25668 states and 26177 transitions. [2022-01-10 00:21:09,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-10 00:21:09,901 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 229.66666666666666) internal successors, (689), 3 states have internal predecessors, (689), 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 1601 [2022-01-10 00:21:09,901 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 00:21:09,916 INFO L225 Difference]: With dead ends: 25668 [2022-01-10 00:21:09,916 INFO L226 Difference]: Without dead ends: 13164 [2022-01-10 00:21:09,924 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 00:21:09,925 INFO L933 BasicCegarLoop]: 424 mSDtfsCounter, 224 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 747 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 224 SdHoareTripleChecker+Valid, 430 SdHoareTripleChecker+Invalid, 752 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 747 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-01-10 00:21:09,925 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [224 Valid, 430 Invalid, 752 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 747 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-01-10 00:21:09,935 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13164 states. [2022-01-10 00:21:10,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13164 to 13164. [2022-01-10 00:21:10,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13164 states, 13163 states have (on average 1.0191445719061005) internal successors, (13415), 13163 states have internal predecessors, (13415), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 00:21:10,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13164 states to 13164 states and 13415 transitions. [2022-01-10 00:21:10,041 INFO L78 Accepts]: Start accepts. Automaton has 13164 states and 13415 transitions. Word has length 1601 [2022-01-10 00:21:10,041 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 00:21:10,041 INFO L470 AbstractCegarLoop]: Abstraction has 13164 states and 13415 transitions. [2022-01-10 00:21:10,042 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 229.66666666666666) internal successors, (689), 3 states have internal predecessors, (689), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 00:21:10,042 INFO L276 IsEmpty]: Start isEmpty. Operand 13164 states and 13415 transitions. [2022-01-10 00:21:10,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1640 [2022-01-10 00:21:10,066 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 00:21:10,066 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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 00:21:10,066 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-01-10 00:21:10,067 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 00:21:10,067 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 00:21:10,067 INFO L85 PathProgramCache]: Analyzing trace with hash -46978173, now seen corresponding path program 1 times [2022-01-10 00:21:10,067 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 00:21:10,067 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1536957993] [2022-01-10 00:21:10,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 00:21:10,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 00:21:10,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 00:21:10,604 INFO L134 CoverageAnalysis]: Checked inductivity of 4544 backedges. 3220 proven. 0 refuted. 0 times theorem prover too weak. 1324 trivial. 0 not checked. [2022-01-10 00:21:10,604 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 00:21:10,604 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1536957993] [2022-01-10 00:21:10,604 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1536957993] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 00:21:10,604 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 00:21:10,604 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-01-10 00:21:10,604 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1377120092] [2022-01-10 00:21:10,604 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 00:21:10,605 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-01-10 00:21:10,605 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 00:21:10,605 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-01-10 00:21:10,606 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2022-01-10 00:21:10,606 INFO L87 Difference]: Start difference. First operand 13164 states and 13415 transitions. Second operand has 6 states, 6 states have (on average 142.0) internal successors, (852), 6 states have internal predecessors, (852), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 00:21:11,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 00:21:11,318 INFO L93 Difference]: Finished difference Result 26103 states and 26603 transitions. [2022-01-10 00:21:11,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-01-10 00:21:11,319 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 142.0) internal successors, (852), 6 states have internal predecessors, (852), 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 1639 [2022-01-10 00:21:11,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 00:21:11,330 INFO L225 Difference]: With dead ends: 26103 [2022-01-10 00:21:11,330 INFO L226 Difference]: Without dead ends: 13270 [2022-01-10 00:21:11,335 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2022-01-10 00:21:11,336 INFO L933 BasicCegarLoop]: 425 mSDtfsCounter, 753 mSDsluCounter, 130 mSDsCounter, 0 mSdLazyCounter, 1197 mSolverCounterSat, 76 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 753 SdHoareTripleChecker+Valid, 555 SdHoareTripleChecker+Invalid, 1273 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 76 IncrementalHoareTripleChecker+Valid, 1197 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-01-10 00:21:11,337 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [753 Valid, 555 Invalid, 1273 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [76 Valid, 1197 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-01-10 00:21:11,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13270 states. [2022-01-10 00:21:11,411 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13270 to 13164. [2022-01-10 00:21:11,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13164 states, 13163 states have (on average 1.0188406898123528) internal successors, (13411), 13163 states have internal predecessors, (13411), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 00:21:11,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13164 states to 13164 states and 13411 transitions. [2022-01-10 00:21:11,428 INFO L78 Accepts]: Start accepts. Automaton has 13164 states and 13411 transitions. Word has length 1639 [2022-01-10 00:21:11,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 00:21:11,429 INFO L470 AbstractCegarLoop]: Abstraction has 13164 states and 13411 transitions. [2022-01-10 00:21:11,429 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 142.0) internal successors, (852), 6 states have internal predecessors, (852), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 00:21:11,429 INFO L276 IsEmpty]: Start isEmpty. Operand 13164 states and 13411 transitions. [2022-01-10 00:21:11,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1654 [2022-01-10 00:21:11,450 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 00:21:11,451 INFO L514 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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 00:21:11,451 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-01-10 00:21:11,451 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 00:21:11,451 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 00:21:11,451 INFO L85 PathProgramCache]: Analyzing trace with hash -1493972485, now seen corresponding path program 1 times [2022-01-10 00:21:11,452 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 00:21:11,452 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [296239686] [2022-01-10 00:21:11,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 00:21:11,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 00:21:11,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 00:21:12,152 INFO L134 CoverageAnalysis]: Checked inductivity of 4388 backedges. 3101 proven. 0 refuted. 0 times theorem prover too weak. 1287 trivial. 0 not checked. [2022-01-10 00:21:12,152 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 00:21:12,152 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [296239686] [2022-01-10 00:21:12,152 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [296239686] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 00:21:12,152 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 00:21:12,153 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-10 00:21:12,153 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [136464485] [2022-01-10 00:21:12,153 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 00:21:12,154 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-10 00:21:12,154 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 00:21:12,154 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-10 00:21:12,154 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-01-10 00:21:12,155 INFO L87 Difference]: Start difference. First operand 13164 states and 13411 transitions. Second operand has 5 states, 5 states have (on average 170.2) internal successors, (851), 5 states have internal predecessors, (851), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 00:21:13,448 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 00:21:13,448 INFO L93 Difference]: Finished difference Result 26664 states and 27163 transitions. [2022-01-10 00:21:13,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-01-10 00:21:13,449 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 170.2) internal successors, (851), 5 states have internal predecessors, (851), 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 1653 [2022-01-10 00:21:13,449 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 00:21:13,462 INFO L225 Difference]: With dead ends: 26664 [2022-01-10 00:21:13,462 INFO L226 Difference]: Without dead ends: 13831 [2022-01-10 00:21:13,469 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2022-01-10 00:21:13,470 INFO L933 BasicCegarLoop]: 414 mSDtfsCounter, 600 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 2051 mSolverCounterSat, 39 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 600 SdHoareTripleChecker+Valid, 434 SdHoareTripleChecker+Invalid, 2090 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 39 IncrementalHoareTripleChecker+Valid, 2051 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-01-10 00:21:13,470 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [600 Valid, 434 Invalid, 2090 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [39 Valid, 2051 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-01-10 00:21:13,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13831 states. [2022-01-10 00:21:13,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13831 to 13493. [2022-01-10 00:21:13,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13493 states, 13492 states have (on average 1.0180847909872517) internal successors, (13736), 13492 states have internal predecessors, (13736), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 00:21:13,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13493 states to 13493 states and 13736 transitions. [2022-01-10 00:21:13,588 INFO L78 Accepts]: Start accepts. Automaton has 13493 states and 13736 transitions. Word has length 1653 [2022-01-10 00:21:13,589 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 00:21:13,589 INFO L470 AbstractCegarLoop]: Abstraction has 13493 states and 13736 transitions. [2022-01-10 00:21:13,589 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 170.2) internal successors, (851), 5 states have internal predecessors, (851), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 00:21:13,589 INFO L276 IsEmpty]: Start isEmpty. Operand 13493 states and 13736 transitions. [2022-01-10 00:21:13,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1656 [2022-01-10 00:21:13,611 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 00:21:13,612 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 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 00:21:13,612 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-01-10 00:21:13,612 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 00:21:13,612 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 00:21:13,613 INFO L85 PathProgramCache]: Analyzing trace with hash -1361112444, now seen corresponding path program 1 times [2022-01-10 00:21:13,613 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 00:21:13,613 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [491053292] [2022-01-10 00:21:13,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 00:21:13,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 00:21:13,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 00:21:14,240 INFO L134 CoverageAnalysis]: Checked inductivity of 4756 backedges. 1916 proven. 44 refuted. 0 times theorem prover too weak. 2796 trivial. 0 not checked. [2022-01-10 00:21:14,240 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 00:21:14,240 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [491053292] [2022-01-10 00:21:14,241 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [491053292] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-10 00:21:14,241 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1031519215] [2022-01-10 00:21:14,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 00:21:14,242 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-10 00:21:14,242 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-10 00:21:14,256 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-10 00:21:14,287 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-01-10 00:21:14,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 00:21:14,604 INFO L263 TraceCheckSpWp]: Trace formula consists of 1936 conjuncts, 2 conjunts are in the unsatisfiable core [2022-01-10 00:21:14,616 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-10 00:21:16,829 INFO L134 CoverageAnalysis]: Checked inductivity of 4756 backedges. 1902 proven. 0 refuted. 0 times theorem prover too weak. 2854 trivial. 0 not checked. [2022-01-10 00:21:16,829 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-01-10 00:21:16,829 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1031519215] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 00:21:16,829 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-01-10 00:21:16,830 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2022-01-10 00:21:16,830 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1124583230] [2022-01-10 00:21:16,830 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 00:21:16,832 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-10 00:21:16,832 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 00:21:16,832 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-10 00:21:16,832 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2022-01-10 00:21:16,833 INFO L87 Difference]: Start difference. First operand 13493 states and 13736 transitions. Second operand has 3 states, 3 states have (on average 195.0) internal successors, (585), 3 states have internal predecessors, (585), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 00:21:17,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 00:21:17,337 INFO L93 Difference]: Finished difference Result 26653 states and 27138 transitions. [2022-01-10 00:21:17,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-10 00:21:17,337 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 195.0) internal successors, (585), 3 states have internal predecessors, (585), 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 1655 [2022-01-10 00:21:17,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 00:21:17,339 INFO L225 Difference]: With dead ends: 26653 [2022-01-10 00:21:17,339 INFO L226 Difference]: Without dead ends: 0 [2022-01-10 00:21:17,348 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1659 GetRequests, 1655 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2022-01-10 00:21:17,348 INFO L933 BasicCegarLoop]: 45 mSDtfsCounter, 29 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 735 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 29 SdHoareTripleChecker+Valid, 49 SdHoareTripleChecker+Invalid, 772 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 735 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-01-10 00:21:17,349 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [29 Valid, 49 Invalid, 772 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 735 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-01-10 00:21:17,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-01-10 00:21:17,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-01-10 00:21:17,349 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 00:21:17,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-01-10 00:21:17,349 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1655 [2022-01-10 00:21:17,350 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 00:21:17,350 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-01-10 00:21:17,350 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 195.0) internal successors, (585), 3 states have internal predecessors, (585), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 00:21:17,350 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-01-10 00:21:17,350 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-01-10 00:21:17,352 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-01-10 00:21:17,371 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-01-10 00:21:17,556 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-10 00:21:17,557 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-01-10 00:21:22,366 INFO L858 garLoopResultBuilder]: For program point L762(lines 762 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,367 INFO L858 garLoopResultBuilder]: For program point L696(lines 696 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,367 INFO L858 garLoopResultBuilder]: For program point L564(lines 564 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,367 INFO L858 garLoopResultBuilder]: For program point L366(lines 366 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,367 INFO L858 garLoopResultBuilder]: For program point L1357(lines 1357 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,367 INFO L858 garLoopResultBuilder]: For program point L300(lines 300 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,367 INFO L858 garLoopResultBuilder]: For program point L1159(lines 1159 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,367 INFO L858 garLoopResultBuilder]: For program point L1556(lines 1556 1773) no Hoare annotation was computed. [2022-01-10 00:21:22,367 INFO L858 garLoopResultBuilder]: For program point L499(lines 499 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,367 INFO L858 garLoopResultBuilder]: For program point L169-1(lines 33 1502) no Hoare annotation was computed. [2022-01-10 00:21:22,367 INFO L858 garLoopResultBuilder]: For program point L103-1(lines 33 1502) no Hoare annotation was computed. [2022-01-10 00:21:22,367 INFO L858 garLoopResultBuilder]: For program point L37-1(lines 33 1502) no Hoare annotation was computed. [2022-01-10 00:21:22,367 INFO L858 garLoopResultBuilder]: For program point L1028(lines 1028 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,367 INFO L858 garLoopResultBuilder]: For program point L434(lines 434 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,367 INFO L858 garLoopResultBuilder]: For program point L1425(lines 1425 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,367 INFO L858 garLoopResultBuilder]: For program point L170(line 170) no Hoare annotation was computed. [2022-01-10 00:21:22,368 INFO L858 garLoopResultBuilder]: For program point L104(line 104) no Hoare annotation was computed. [2022-01-10 00:21:22,368 INFO L858 garLoopResultBuilder]: For program point L38(line 38) no Hoare annotation was computed. [2022-01-10 00:21:22,368 INFO L858 garLoopResultBuilder]: For program point L1756(lines 1756 1773) no Hoare annotation was computed. [2022-01-10 00:21:22,368 INFO L858 garLoopResultBuilder]: For program point L1096(lines 1096 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,368 INFO L858 garLoopResultBuilder]: For program point L964(lines 964 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,368 INFO L858 garLoopResultBuilder]: For program point L898(lines 898 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,368 INFO L858 garLoopResultBuilder]: For program point L832(lines 832 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,368 INFO L858 garLoopResultBuilder]: For program point L634(lines 634 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,368 INFO L858 garLoopResultBuilder]: For program point L172-1(lines 33 1502) no Hoare annotation was computed. [2022-01-10 00:21:22,369 INFO L858 garLoopResultBuilder]: For program point L106-1(lines 33 1502) no Hoare annotation was computed. [2022-01-10 00:21:22,369 INFO L858 garLoopResultBuilder]: For program point L40-1(lines 33 1502) no Hoare annotation was computed. [2022-01-10 00:21:22,381 INFO L858 garLoopResultBuilder]: For program point L701(lines 701 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,381 INFO L858 garLoopResultBuilder]: For program point L1692(lines 1692 1773) no Hoare annotation was computed. [2022-01-10 00:21:22,382 INFO L858 garLoopResultBuilder]: For program point L1626(lines 1626 1773) no Hoare annotation was computed. [2022-01-10 00:21:22,383 INFO L858 garLoopResultBuilder]: For program point L1494(lines 1494 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,383 INFO L858 garLoopResultBuilder]: For program point L437(lines 437 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,383 INFO L858 garLoopResultBuilder]: For program point L371(lines 371 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,383 INFO L858 garLoopResultBuilder]: For program point L1296(lines 1296 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,383 INFO L858 garLoopResultBuilder]: For program point L239(lines 239 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,383 INFO L858 garLoopResultBuilder]: For program point L1230(lines 1230 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,383 INFO L858 garLoopResultBuilder]: For program point L173(line 173) no Hoare annotation was computed. [2022-01-10 00:21:22,383 INFO L858 garLoopResultBuilder]: For program point L107(line 107) no Hoare annotation was computed. [2022-01-10 00:21:22,384 INFO L858 garLoopResultBuilder]: For program point L41(line 41) no Hoare annotation was computed. [2022-01-10 00:21:22,384 INFO L858 garLoopResultBuilder]: For program point L768(lines 768 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,384 INFO L858 garLoopResultBuilder]: For program point L570(lines 570 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,384 INFO L858 garLoopResultBuilder]: For program point L1363(lines 1363 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,399 INFO L858 garLoopResultBuilder]: For program point L1165(lines 1165 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,399 INFO L858 garLoopResultBuilder]: For program point L505(lines 505 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,399 INFO L858 garLoopResultBuilder]: For program point L307(lines 307 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,399 INFO L858 garLoopResultBuilder]: For program point L175-1(lines 33 1502) no Hoare annotation was computed. [2022-01-10 00:21:22,399 INFO L858 garLoopResultBuilder]: For program point L109-1(lines 33 1502) no Hoare annotation was computed. [2022-01-10 00:21:22,399 INFO L858 garLoopResultBuilder]: For program point L43-1(lines 33 1502) no Hoare annotation was computed. [2022-01-10 00:21:22,399 INFO L858 garLoopResultBuilder]: For program point L1563(lines 1563 1773) no Hoare annotation was computed. [2022-01-10 00:21:22,400 INFO L858 garLoopResultBuilder]: For program point L176(line 176) no Hoare annotation was computed. [2022-01-10 00:21:22,400 INFO L858 garLoopResultBuilder]: For program point L110(line 110) no Hoare annotation was computed. [2022-01-10 00:21:22,400 INFO L858 garLoopResultBuilder]: For program point L44(line 44) no Hoare annotation was computed. [2022-01-10 00:21:22,400 INFO L858 garLoopResultBuilder]: For program point L1035(lines 1035 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,400 INFO L858 garLoopResultBuilder]: For program point L1762(lines 1762 1773) no Hoare annotation was computed. [2022-01-10 00:21:22,400 INFO L858 garLoopResultBuilder]: For program point L1432(lines 1432 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,400 INFO L858 garLoopResultBuilder]: For program point L1102(lines 1102 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,400 INFO L858 garLoopResultBuilder]: For program point L904(lines 904 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,400 INFO L858 garLoopResultBuilder]: For program point L838(lines 838 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,400 INFO L858 garLoopResultBuilder]: For program point L706(lines 706 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,400 INFO L858 garLoopResultBuilder]: For program point L1697(lines 1697 1773) no Hoare annotation was computed. [2022-01-10 00:21:22,400 INFO L858 garLoopResultBuilder]: For program point L1301(lines 1301 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,400 INFO L858 garLoopResultBuilder]: For program point L178-1(lines 33 1502) no Hoare annotation was computed. [2022-01-10 00:21:22,400 INFO L858 garLoopResultBuilder]: For program point L112-1(lines 33 1502) no Hoare annotation was computed. [2022-01-10 00:21:22,400 INFO L858 garLoopResultBuilder]: For program point L46-1(lines 33 1502) no Hoare annotation was computed. [2022-01-10 00:21:22,400 INFO L858 garLoopResultBuilder]: For program point L971(lines 971 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,400 INFO L858 garLoopResultBuilder]: For program point L773(lines 773 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,400 INFO L858 garLoopResultBuilder]: For program point L641(lines 641 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,400 INFO L858 garLoopResultBuilder]: For program point L1632(lines 1632 1773) no Hoare annotation was computed. [2022-01-10 00:21:22,400 INFO L858 garLoopResultBuilder]: For program point L377(lines 377 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,400 INFO L858 garLoopResultBuilder]: For program point L1368(lines 1368 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,401 INFO L858 garLoopResultBuilder]: For program point L245(lines 245 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,401 INFO L858 garLoopResultBuilder]: For program point L179(line 179) no Hoare annotation was computed. [2022-01-10 00:21:22,401 INFO L858 garLoopResultBuilder]: For program point L1170(lines 1170 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,401 INFO L858 garLoopResultBuilder]: For program point L113(line 113) no Hoare annotation was computed. [2022-01-10 00:21:22,401 INFO L858 garLoopResultBuilder]: For program point L47(line 47) no Hoare annotation was computed. [2022-01-10 00:21:22,401 INFO L854 garLoopResultBuilder]: At program point L1501(lines 33 1502) the Hoare annotation is: (let ((.cse16 (+ ~a18~0 156)) (.cse1 (= ~a16~0 8)) (.cse12 (= ~a15~0 4)) (.cse3 (= 5 ~a12~0)) (.cse21 (+ 87 ~a18~0))) (let ((.cse15 (<= .cse21 0)) (.cse13 (or (and .cse12 .cse3) (<= ~a18~0 134))) (.cse4 (= ~a15~0 3)) (.cse0 (= ~a12~0 9)) (.cse10 (not .cse1)) (.cse11 (= ~a12~0 8)) (.cse7 (= ~a12~0 6)) (.cse8 (<= ~a16~0 11)) (.cse5 (<= 10 ~a16~0)) (.cse2 (< 0 .cse16)) (.cse19 (<= 0 .cse21)) (.cse14 (<= ~a15~0 3)) (.cse17 (<= ~a12~0 7)) (.cse18 (<= 7 ~a12~0)) (.cse20 (<= ~a12~0 5)) (.cse6 (= ~a16~0 9)) (.cse9 (<= 4 ~a15~0))) (or (and .cse0 .cse1 .cse2) (and .cse1 .cse3 .cse4) (and .cse5 .cse3 .cse2 .cse4) (and .cse0 .cse6) (and .cse5 .cse7 .cse8 .cse9 .cse10) (and .cse6 .cse11 .cse2) (and (not (= |ULTIMATE.start_calculate_output_~input#1| 3)) .cse1 .cse12 .cse13 (= 7 ~a12~0)) (and .cse0 .cse1 .cse14 .cse15 .cse8) (and .cse1 .cse7) (and .cse1 .cse11 (<= .cse16 0) .cse9) (and .cse1 .cse14 .cse15 .cse17 .cse18 .cse8) (and .cse19 .cse1 .cse11 .cse13) (and .cse20 .cse5 .cse8 .cse9) (and .cse6 .cse3 .cse2 .cse4) (and .cse0 .cse14 .cse5) (and .cse19 .cse14 .cse5 .cse7) (and .cse6 .cse14 .cse11 .cse8) (and .cse6 .cse7 .cse8 .cse9 .cse10) (and .cse14 .cse11 .cse5) (and .cse1 .cse12 .cse3) (and .cse14 .cse5 .cse7 .cse8) (and .cse14 .cse5 .cse17 .cse2 .cse18) (and .cse19 .cse1 .cse14 .cse18) (and .cse6 .cse17 .cse18) (and .cse20 .cse6 .cse9)))) [2022-01-10 00:21:22,401 INFO L858 garLoopResultBuilder]: For program point L444(lines 444 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,401 INFO L858 garLoopResultBuilder]: For program point L1237(lines 1237 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,401 INFO L858 garLoopResultBuilder]: For program point L577(lines 577 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,401 INFO L858 garLoopResultBuilder]: For program point L511(lines 511 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,401 INFO L858 garLoopResultBuilder]: For program point L313(lines 313 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,401 INFO L858 garLoopResultBuilder]: For program point L181-1(lines 33 1502) no Hoare annotation was computed. [2022-01-10 00:21:22,401 INFO L858 garLoopResultBuilder]: For program point L115-1(lines 33 1502) no Hoare annotation was computed. [2022-01-10 00:21:22,401 INFO L858 garLoopResultBuilder]: For program point L49-1(lines 33 1502) no Hoare annotation was computed. [2022-01-10 00:21:22,402 INFO L858 garLoopResultBuilder]: For program point L1767(lines 1767 1773) no Hoare annotation was computed. [2022-01-10 00:21:22,402 INFO L858 garLoopResultBuilder]: For program point L1569(lines 1569 1773) no Hoare annotation was computed. [2022-01-10 00:21:22,402 INFO L858 garLoopResultBuilder]: For program point L182(line 182) no Hoare annotation was computed. [2022-01-10 00:21:22,402 INFO L858 garLoopResultBuilder]: For program point L116(line 116) no Hoare annotation was computed. [2022-01-10 00:21:22,402 INFO L858 garLoopResultBuilder]: For program point L1107(lines 1107 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,402 INFO L858 garLoopResultBuilder]: For program point L50(line 50) no Hoare annotation was computed. [2022-01-10 00:21:22,402 INFO L858 garLoopResultBuilder]: For program point L1041(lines 1041 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,402 INFO L858 garLoopResultBuilder]: For program point L909(lines 909 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,402 INFO L858 garLoopResultBuilder]: For program point L1438(lines 1438 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,403 INFO L858 garLoopResultBuilder]: For program point L844(lines 844 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,403 INFO L858 garLoopResultBuilder]: For program point L1703(lines 1703 1773) no Hoare annotation was computed. [2022-01-10 00:21:22,403 INFO L858 garLoopResultBuilder]: For program point L646(lines 646 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,403 INFO L858 garLoopResultBuilder]: For program point L1307(lines 1307 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,403 INFO L858 garLoopResultBuilder]: For program point L250(lines 250 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,403 INFO L858 garLoopResultBuilder]: For program point L184-1(lines 33 1502) no Hoare annotation was computed. [2022-01-10 00:21:22,403 INFO L858 garLoopResultBuilder]: For program point L118-1(lines 33 1502) no Hoare annotation was computed. [2022-01-10 00:21:22,403 INFO L858 garLoopResultBuilder]: For program point L52-1(lines 33 1502) no Hoare annotation was computed. [2022-01-10 00:21:22,403 INFO L858 garLoopResultBuilder]: For program point L977(lines 977 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,403 INFO L858 garLoopResultBuilder]: For program point L779(lines 779 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,403 INFO L858 garLoopResultBuilder]: For program point L713(lines 713 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,403 INFO L858 garLoopResultBuilder]: For program point L1638(lines 1638 1773) no Hoare annotation was computed. [2022-01-10 00:21:22,403 INFO L858 garLoopResultBuilder]: For program point L383(lines 383 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,403 INFO L858 garLoopResultBuilder]: For program point L1374(lines 1374 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,403 INFO L858 garLoopResultBuilder]: For program point L185(line 185) no Hoare annotation was computed. [2022-01-10 00:21:22,403 INFO L858 garLoopResultBuilder]: For program point L1176(lines 1176 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,403 INFO L858 garLoopResultBuilder]: For program point L119(line 119) no Hoare annotation was computed. [2022-01-10 00:21:22,403 INFO L858 garLoopResultBuilder]: For program point L53(line 53) no Hoare annotation was computed. [2022-01-10 00:21:22,403 INFO L858 garLoopResultBuilder]: For program point L1507(lines 1507 1773) no Hoare annotation was computed. [2022-01-10 00:21:22,403 INFO L858 garLoopResultBuilder]: For program point L450(lines 450 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,404 INFO L858 garLoopResultBuilder]: For program point L583(lines 583 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,404 INFO L858 garLoopResultBuilder]: For program point L319(lines 319 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,404 INFO L858 garLoopResultBuilder]: For program point L1244(lines 1244 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,404 INFO L858 garLoopResultBuilder]: For program point L187-1(lines 33 1502) no Hoare annotation was computed. [2022-01-10 00:21:22,404 INFO L858 garLoopResultBuilder]: For program point L121-1(lines 33 1502) no Hoare annotation was computed. [2022-01-10 00:21:22,404 INFO L858 garLoopResultBuilder]: For program point L55-1(lines 33 1502) no Hoare annotation was computed. [2022-01-10 00:21:22,404 INFO L858 garLoopResultBuilder]: For program point L1046(lines 1046 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,404 INFO L858 garLoopResultBuilder]: For program point L716(lines 716 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,404 INFO L858 garLoopResultBuilder]: For program point L518(lines 518 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,404 INFO L858 garLoopResultBuilder]: For program point L188(line 188) no Hoare annotation was computed. [2022-01-10 00:21:22,404 INFO L858 garLoopResultBuilder]: For program point L122(line 122) no Hoare annotation was computed. [2022-01-10 00:21:22,404 INFO L858 garLoopResultBuilder]: For program point L1113(lines 1113 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,404 INFO L858 garLoopResultBuilder]: For program point L56(line 56) no Hoare annotation was computed. [2022-01-10 00:21:22,404 INFO L858 garLoopResultBuilder]: For program point L915(lines 915 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,404 INFO L854 garLoopResultBuilder]: At program point L1774(lines 1504 1775) the Hoare annotation is: (let ((.cse15 (+ ~a18~0 156)) (.cse9 (= ~a15~0 4)) (.cse3 (= 5 ~a12~0)) (.cse20 (<= ~a18~0 134)) (.cse21 (+ 87 ~a18~0))) (let ((.cse12 (<= .cse21 0)) (.cse10 (or (and .cse9 .cse3) .cse20)) (.cse4 (= ~a15~0 3)) (.cse0 (= ~a12~0 9)) (.cse13 (<= ~a16~0 11)) (.cse14 (= ~a12~0 6)) (.cse7 (= ~a12~0 8)) (.cse16 (<= 4 ~a15~0)) (.cse5 (<= 10 ~a16~0)) (.cse2 (< 0 .cse15)) (.cse19 (<= 0 .cse21)) (.cse11 (<= ~a15~0 3)) (.cse6 (= ~a16~0 9)) (.cse17 (<= ~a12~0 7)) (.cse18 (<= 7 ~a12~0)) (.cse1 (= ~a16~0 8)) (.cse8 (not (= |ULTIMATE.start_calculate_output_~input#1| 3)))) (or (and .cse0 .cse1 .cse2) (and .cse1 .cse3 .cse4) (and .cse5 .cse3 .cse2 .cse4) (and .cse0 .cse6) (and .cse6 .cse7 .cse2) (and .cse8 .cse1 .cse9 .cse10 (= 7 ~a12~0)) (and .cse0 .cse1 .cse11 .cse12 .cse13) (and .cse1 .cse14) (and .cse1 .cse7 (<= .cse15 0) .cse16) (and .cse1 .cse11 .cse12 .cse17 .cse18 .cse13) (and .cse19 .cse1 .cse7 .cse10) (and (<= ~a12~0 5) .cse5 .cse13 .cse16) (and .cse6 .cse3 .cse2 .cse4) (and .cse0 .cse11 .cse5) (and .cse6 .cse11 .cse7) (and .cse5 .cse14 .cse13) (and .cse19 .cse11 .cse5 .cse14) (and .cse11 .cse7 .cse5) (and .cse6 .cse17 .cse16) (and .cse11 .cse5 .cse17 .cse2 .cse18) (and .cse19 .cse1 .cse11 .cse18) (and .cse6 .cse17 .cse18) (and .cse1 .cse9 (or .cse8 .cse20) .cse3)))) [2022-01-10 00:21:22,404 INFO L858 garLoopResultBuilder]: For program point L651(lines 651 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,404 INFO L858 garLoopResultBuilder]: For program point L1576(lines 1576 1773) no Hoare annotation was computed. [2022-01-10 00:21:22,405 INFO L858 garLoopResultBuilder]: For program point L453(lines 453 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,405 INFO L858 garLoopResultBuilder]: For program point L1444(lines 1444 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,405 INFO L858 garLoopResultBuilder]: For program point L850(lines 850 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,405 INFO L858 garLoopResultBuilder]: For program point L1709(lines 1709 1773) no Hoare annotation was computed. [2022-01-10 00:21:22,405 INFO L858 garLoopResultBuilder]: For program point L1643(lines 1643 1773) no Hoare annotation was computed. [2022-01-10 00:21:22,405 INFO L858 garLoopResultBuilder]: For program point L1313(lines 1313 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,405 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-01-10 00:21:22,405 INFO L858 garLoopResultBuilder]: For program point L256(lines 256 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,405 INFO L858 garLoopResultBuilder]: For program point L190-1(lines 33 1502) no Hoare annotation was computed. [2022-01-10 00:21:22,405 INFO L858 garLoopResultBuilder]: For program point L124-1(lines 33 1502) no Hoare annotation was computed. [2022-01-10 00:21:22,405 INFO L858 garLoopResultBuilder]: For program point L58-1(lines 33 1502) no Hoare annotation was computed. [2022-01-10 00:21:22,406 INFO L858 garLoopResultBuilder]: For program point L785(lines 785 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,406 INFO L858 garLoopResultBuilder]: For program point L1380(lines 1380 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,406 INFO L858 garLoopResultBuilder]: For program point L191(line 191) no Hoare annotation was computed. [2022-01-10 00:21:22,406 INFO L858 garLoopResultBuilder]: For program point L1182(lines 1182 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,406 INFO L858 garLoopResultBuilder]: For program point L125(line 125) no Hoare annotation was computed. [2022-01-10 00:21:22,406 INFO L858 garLoopResultBuilder]: For program point L59(line 59) no Hoare annotation was computed. [2022-01-10 00:21:22,406 INFO L858 garLoopResultBuilder]: For program point L984(lines 984 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,406 INFO L861 garLoopResultBuilder]: At program point L1777(lines 1777 1793) the Hoare annotation is: true [2022-01-10 00:21:22,406 INFO L858 garLoopResultBuilder]: For program point L588(lines 588 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,406 INFO L858 garLoopResultBuilder]: For program point L1513(lines 1513 1773) no Hoare annotation was computed. [2022-01-10 00:21:22,406 INFO L858 garLoopResultBuilder]: For program point L390(lines 390 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,406 INFO L858 garLoopResultBuilder]: For program point L325(lines 325 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,406 INFO L858 garLoopResultBuilder]: For program point L193-1(lines 33 1502) no Hoare annotation was computed. [2022-01-10 00:21:22,406 INFO L858 garLoopResultBuilder]: For program point L127-1(lines 33 1502) no Hoare annotation was computed. [2022-01-10 00:21:22,406 INFO L858 garLoopResultBuilder]: For program point L61-1(lines 33 1502) no Hoare annotation was computed. [2022-01-10 00:21:22,406 INFO L858 garLoopResultBuilder]: For program point L1052(lines 1052 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,406 INFO L858 garLoopResultBuilder]: For program point L788(lines 788 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,406 INFO L858 garLoopResultBuilder]: For program point L722(lines 722 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,406 INFO L858 garLoopResultBuilder]: For program point L1251(lines 1251 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,407 INFO L858 garLoopResultBuilder]: For program point L194(line 194) no Hoare annotation was computed. [2022-01-10 00:21:22,407 INFO L858 garLoopResultBuilder]: For program point L1185(lines 1185 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,407 INFO L858 garLoopResultBuilder]: For program point L128(line 128) no Hoare annotation was computed. [2022-01-10 00:21:22,407 INFO L858 garLoopResultBuilder]: For program point L1119(lines 1119 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,407 INFO L858 garLoopResultBuilder]: For program point L62(line 62) no Hoare annotation was computed. [2022-01-10 00:21:22,407 INFO L858 garLoopResultBuilder]: For program point L1714(lines 1714 1773) no Hoare annotation was computed. [2022-01-10 00:21:22,407 INFO L858 garLoopResultBuilder]: For program point L1648(lines 1648 1773) no Hoare annotation was computed. [2022-01-10 00:21:22,407 INFO L858 garLoopResultBuilder]: For program point L525(lines 525 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,407 INFO L858 garLoopResultBuilder]: For program point L459(lines 459 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,407 INFO L858 garLoopResultBuilder]: For program point L1450(lines 1450 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,407 INFO L858 garLoopResultBuilder]: For program point L922(lines 922 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,407 INFO L858 garLoopResultBuilder]: For program point L856(lines 856 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,407 INFO L858 garLoopResultBuilder]: For program point L658(lines 658 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,407 INFO L858 garLoopResultBuilder]: For program point L1583(lines 1583 1773) no Hoare annotation was computed. [2022-01-10 00:21:22,407 INFO L858 garLoopResultBuilder]: For program point L1385(lines 1385 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,407 INFO L858 garLoopResultBuilder]: For program point L1319(lines 1319 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,407 INFO L858 garLoopResultBuilder]: For program point L262(lines 262 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,407 INFO L858 garLoopResultBuilder]: For program point L196-1(lines 33 1502) no Hoare annotation was computed. [2022-01-10 00:21:22,407 INFO L858 garLoopResultBuilder]: For program point L130-1(lines 33 1502) no Hoare annotation was computed. [2022-01-10 00:21:22,407 INFO L858 garLoopResultBuilder]: For program point L64-1(lines 33 1502) no Hoare annotation was computed. [2022-01-10 00:21:22,407 INFO L858 garLoopResultBuilder]: For program point L989(lines 989 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,408 INFO L858 garLoopResultBuilder]: For program point L197(line 197) no Hoare annotation was computed. [2022-01-10 00:21:22,408 INFO L858 garLoopResultBuilder]: For program point L131(line 131) no Hoare annotation was computed. [2022-01-10 00:21:22,408 INFO L858 garLoopResultBuilder]: For program point L65(line 65) no Hoare annotation was computed. [2022-01-10 00:21:22,408 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-01-10 00:21:22,408 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 110) no Hoare annotation was computed. [2022-01-10 00:21:22,408 INFO L854 garLoopResultBuilder]: At program point L1783-2(lines 1783 1792) the Hoare annotation is: (let ((.cse16 (+ ~a18~0 156)) (.cse1 (= ~a16~0 8)) (.cse12 (= ~a15~0 4)) (.cse3 (= 5 ~a12~0)) (.cse21 (+ 87 ~a18~0))) (let ((.cse15 (<= .cse21 0)) (.cse13 (or (and .cse12 .cse3) (<= ~a18~0 134))) (.cse4 (= ~a15~0 3)) (.cse0 (= ~a12~0 9)) (.cse10 (not .cse1)) (.cse11 (= ~a12~0 8)) (.cse7 (= ~a12~0 6)) (.cse8 (<= ~a16~0 11)) (.cse5 (<= 10 ~a16~0)) (.cse2 (< 0 .cse16)) (.cse19 (<= 0 .cse21)) (.cse14 (<= ~a15~0 3)) (.cse17 (<= ~a12~0 7)) (.cse18 (<= 7 ~a12~0)) (.cse20 (<= ~a12~0 5)) (.cse6 (= ~a16~0 9)) (.cse9 (<= 4 ~a15~0))) (or (and .cse0 .cse1 .cse2) (and .cse1 .cse3 .cse4) (and .cse5 .cse3 .cse2 .cse4) (and .cse0 .cse6) (and .cse5 .cse7 .cse8 .cse9 .cse10) (and .cse6 .cse11 .cse2) (and (not (= |ULTIMATE.start_calculate_output_~input#1| 3)) .cse1 .cse12 .cse13 (= 7 ~a12~0)) (and .cse0 .cse1 .cse14 .cse15 .cse8) (and .cse1 .cse7) (and .cse1 .cse11 (<= .cse16 0) .cse9) (and .cse1 .cse14 .cse15 .cse17 .cse18 .cse8) (and .cse19 .cse1 .cse11 .cse13) (and .cse20 .cse5 .cse8 .cse9) (and .cse6 .cse3 .cse2 .cse4) (and .cse0 .cse14 .cse5) (and .cse19 .cse14 .cse5 .cse7) (and .cse6 .cse14 .cse11 .cse8) (and .cse6 .cse7 .cse8 .cse9 .cse10) (and .cse14 .cse11 .cse5) (and .cse1 .cse12 .cse3) (and .cse14 .cse5 .cse7 .cse8) (and .cse14 .cse5 .cse17 .cse2 .cse18) (and .cse19 .cse1 .cse14 .cse18) (and .cse6 .cse17 .cse18) (and .cse20 .cse6 .cse9)))) [2022-01-10 00:21:22,408 INFO L858 garLoopResultBuilder]: For program point L594(lines 594 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,408 INFO L858 garLoopResultBuilder]: For program point L396(lines 396 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,408 INFO L858 garLoopResultBuilder]: For program point L727(lines 727 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,408 INFO L858 garLoopResultBuilder]: For program point L1520(lines 1520 1773) no Hoare annotation was computed. [2022-01-10 00:21:22,408 INFO L858 garLoopResultBuilder]: For program point L331(lines 331 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,408 INFO L858 garLoopResultBuilder]: For program point L199-1(lines 33 1502) no Hoare annotation was computed. [2022-01-10 00:21:22,408 INFO L858 garLoopResultBuilder]: For program point L133-1(lines 33 1502) no Hoare annotation was computed. [2022-01-10 00:21:22,408 INFO L858 garLoopResultBuilder]: For program point L1124(lines 1124 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,408 INFO L858 garLoopResultBuilder]: For program point L67-1(lines 33 1502) no Hoare annotation was computed. [2022-01-10 00:21:22,408 INFO L858 garLoopResultBuilder]: For program point L1058(lines 1058 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,409 INFO L858 garLoopResultBuilder]: For program point L794(lines 794 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,409 INFO L858 garLoopResultBuilder]: For program point L1719(lines 1719 1773) no Hoare annotation was computed. [2022-01-10 00:21:22,409 INFO L858 garLoopResultBuilder]: For program point L464(lines 464 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,409 INFO L858 garLoopResultBuilder]: For program point L1257(lines 1257 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,409 INFO L858 garLoopResultBuilder]: For program point L200(line 200) no Hoare annotation was computed. [2022-01-10 00:21:22,409 INFO L858 garLoopResultBuilder]: For program point L1191(lines 1191 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,409 INFO L858 garLoopResultBuilder]: For program point L134(line 134) no Hoare annotation was computed. [2022-01-10 00:21:22,409 INFO L858 garLoopResultBuilder]: For program point L68(line 68) no Hoare annotation was computed. [2022-01-10 00:21:22,409 INFO L858 garLoopResultBuilder]: For program point L927(lines 927 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,409 INFO L858 garLoopResultBuilder]: For program point L861(lines 861 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,409 INFO L858 garLoopResultBuilder]: For program point L531(lines 531 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,409 INFO L858 garLoopResultBuilder]: For program point L1456(lines 1456 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,409 INFO L858 garLoopResultBuilder]: For program point L1324(lines 1324 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,409 INFO L858 garLoopResultBuilder]: For program point L267(lines 267 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,409 INFO L858 garLoopResultBuilder]: For program point L1655(lines 1655 1773) no Hoare annotation was computed. [2022-01-10 00:21:22,409 INFO L858 garLoopResultBuilder]: For program point L1589(lines 1589 1773) no Hoare annotation was computed. [2022-01-10 00:21:22,409 INFO L858 garLoopResultBuilder]: For program point L1391(lines 1391 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,409 INFO L858 garLoopResultBuilder]: For program point L202-1(lines 33 1502) no Hoare annotation was computed. [2022-01-10 00:21:22,409 INFO L858 garLoopResultBuilder]: For program point L136-1(lines 33 1502) no Hoare annotation was computed. [2022-01-10 00:21:22,409 INFO L858 garLoopResultBuilder]: For program point L70-1(lines 33 1502) no Hoare annotation was computed. [2022-01-10 00:21:22,409 INFO L858 garLoopResultBuilder]: For program point L1788(line 1788) no Hoare annotation was computed. [2022-01-10 00:21:22,410 INFO L858 garLoopResultBuilder]: For program point L665(lines 665 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,410 INFO L858 garLoopResultBuilder]: For program point L599(lines 599 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,410 INFO L858 garLoopResultBuilder]: For program point L467(lines 467 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,410 INFO L858 garLoopResultBuilder]: For program point L401(lines 401 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,410 INFO L858 garLoopResultBuilder]: For program point L1260(lines 1260 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,410 INFO L858 garLoopResultBuilder]: For program point L203(line 203) no Hoare annotation was computed. [2022-01-10 00:21:22,410 INFO L858 garLoopResultBuilder]: For program point L137(line 137) no Hoare annotation was computed. [2022-01-10 00:21:22,410 INFO L858 garLoopResultBuilder]: For program point L71(line 71) no Hoare annotation was computed. [2022-01-10 00:21:22,410 INFO L858 garLoopResultBuilder]: For program point L996(lines 996 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,410 INFO L858 garLoopResultBuilder]: For program point L1525(lines 1525 1773) no Hoare annotation was computed. [2022-01-10 00:21:22,410 INFO L858 garLoopResultBuilder]: For program point L1459(lines 1459 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,410 INFO L858 garLoopResultBuilder]: For program point L799(lines 799 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,410 INFO L858 garLoopResultBuilder]: For program point L733(lines 733 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,410 INFO L858 garLoopResultBuilder]: For program point L337(lines 337 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,410 INFO L858 garLoopResultBuilder]: For program point L205-1(lines 33 1502) no Hoare annotation was computed. [2022-01-10 00:21:22,410 INFO L858 garLoopResultBuilder]: For program point L139-1(lines 33 1502) no Hoare annotation was computed. [2022-01-10 00:21:22,410 INFO L858 garLoopResultBuilder]: For program point L1130(lines 1130 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,410 INFO L858 garLoopResultBuilder]: For program point L73-1(lines 33 1502) no Hoare annotation was computed. [2022-01-10 00:21:22,410 INFO L858 garLoopResultBuilder]: For program point L932(lines 932 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,410 INFO L858 garLoopResultBuilder]: For program point L1725(lines 1725 1773) no Hoare annotation was computed. [2022-01-10 00:21:22,410 INFO L858 garLoopResultBuilder]: For program point L272(lines 272 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,411 INFO L858 garLoopResultBuilder]: For program point L206(line 206) no Hoare annotation was computed. [2022-01-10 00:21:22,411 INFO L858 garLoopResultBuilder]: For program point L1197(lines 1197 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,412 INFO L858 garLoopResultBuilder]: For program point L140(line 140) no Hoare annotation was computed. [2022-01-10 00:21:22,412 INFO L858 garLoopResultBuilder]: For program point L74(line 74) no Hoare annotation was computed. [2022-01-10 00:21:22,412 INFO L858 garLoopResultBuilder]: For program point L1065(lines 1065 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,412 INFO L858 garLoopResultBuilder]: For program point L867(lines 867 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,412 INFO L858 garLoopResultBuilder]: For program point L537(lines 537 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,413 INFO L858 garLoopResultBuilder]: For program point L1396(lines 1396 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,413 INFO L858 garLoopResultBuilder]: For program point L1661(lines 1661 1773) no Hoare annotation was computed. [2022-01-10 00:21:22,413 INFO L858 garLoopResultBuilder]: For program point L604(lines 604 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,413 INFO L858 garLoopResultBuilder]: For program point L1595(lines 1595 1773) no Hoare annotation was computed. [2022-01-10 00:21:22,413 INFO L858 garLoopResultBuilder]: For program point L1331(lines 1331 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,413 INFO L858 garLoopResultBuilder]: For program point L208-1(lines 33 1502) no Hoare annotation was computed. [2022-01-10 00:21:22,413 INFO L858 garLoopResultBuilder]: For program point L142-1(lines 33 1502) no Hoare annotation was computed. [2022-01-10 00:21:22,413 INFO L858 garLoopResultBuilder]: For program point L76-1(lines 33 1502) no Hoare annotation was computed. [2022-01-10 00:21:22,413 INFO L858 garLoopResultBuilder]: For program point L671(lines 671 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,414 INFO L858 garLoopResultBuilder]: For program point L473(lines 473 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,414 INFO L858 garLoopResultBuilder]: For program point L1266(lines 1266 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,415 INFO L858 garLoopResultBuilder]: For program point L209(line 209) no Hoare annotation was computed. [2022-01-10 00:21:22,415 INFO L858 garLoopResultBuilder]: For program point L143(line 143) no Hoare annotation was computed. [2022-01-10 00:21:22,415 INFO L858 garLoopResultBuilder]: For program point L77(line 77) no Hoare annotation was computed. [2022-01-10 00:21:22,415 INFO L858 garLoopResultBuilder]: For program point L738(lines 738 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,415 INFO L858 garLoopResultBuilder]: For program point L1531(lines 1531 1773) no Hoare annotation was computed. [2022-01-10 00:21:22,415 INFO L858 garLoopResultBuilder]: For program point L408(lines 408 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,415 INFO L858 garLoopResultBuilder]: For program point L1135(lines 1135 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,415 INFO L858 garLoopResultBuilder]: For program point L1003(lines 1003 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,415 INFO L858 garLoopResultBuilder]: For program point L1466(lines 1466 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,415 INFO L858 garLoopResultBuilder]: For program point L343(lines 343 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,415 INFO L858 garLoopResultBuilder]: For program point L211-1(lines 33 1502) no Hoare annotation was computed. [2022-01-10 00:21:22,415 INFO L858 garLoopResultBuilder]: For program point L145-1(lines 33 1502) no Hoare annotation was computed. [2022-01-10 00:21:22,415 INFO L858 garLoopResultBuilder]: For program point L79-1(lines 33 1502) no Hoare annotation was computed. [2022-01-10 00:21:22,415 INFO L858 garLoopResultBuilder]: For program point L806(lines 806 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,415 INFO L858 garLoopResultBuilder]: For program point L1731(lines 1731 1773) no Hoare annotation was computed. [2022-01-10 00:21:22,415 INFO L858 garLoopResultBuilder]: For program point L674(lines 674 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,415 INFO L858 garLoopResultBuilder]: For program point L278(lines 278 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,415 INFO L858 garLoopResultBuilder]: For program point L212(line 212) no Hoare annotation was computed. [2022-01-10 00:21:22,415 INFO L858 garLoopResultBuilder]: For program point L1203(lines 1203 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,415 INFO L858 garLoopResultBuilder]: For program point L146(line 146) no Hoare annotation was computed. [2022-01-10 00:21:22,416 INFO L858 garLoopResultBuilder]: For program point L80(line 80) no Hoare annotation was computed. [2022-01-10 00:21:22,416 INFO L858 garLoopResultBuilder]: For program point L1071(lines 1071 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,416 INFO L858 garLoopResultBuilder]: For program point L939(lines 939 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,416 INFO L858 garLoopResultBuilder]: For program point L873(lines 873 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,416 INFO L858 garLoopResultBuilder]: For program point L1666(lines 1666 1773) no Hoare annotation was computed. [2022-01-10 00:21:22,416 INFO L858 garLoopResultBuilder]: For program point L543(lines 543 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,416 INFO L858 garLoopResultBuilder]: For program point L1402(lines 1402 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,416 INFO L858 garLoopResultBuilder]: For program point L610(lines 610 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,416 INFO L858 garLoopResultBuilder]: For program point L1601(lines 1601 1773) no Hoare annotation was computed. [2022-01-10 00:21:22,416 INFO L858 garLoopResultBuilder]: For program point L1337(lines 1337 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,416 INFO L858 garLoopResultBuilder]: For program point L214-1(lines 33 1502) no Hoare annotation was computed. [2022-01-10 00:21:22,416 INFO L858 garLoopResultBuilder]: For program point L148-1(lines 33 1502) no Hoare annotation was computed. [2022-01-10 00:21:22,416 INFO L858 garLoopResultBuilder]: For program point L82-1(lines 33 1502) no Hoare annotation was computed. [2022-01-10 00:21:22,416 INFO L858 garLoopResultBuilder]: For program point L479(lines 479 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,416 INFO L858 garLoopResultBuilder]: For program point L1272(lines 1272 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,416 INFO L858 garLoopResultBuilder]: For program point L215(line 215) no Hoare annotation was computed. [2022-01-10 00:21:22,416 INFO L858 garLoopResultBuilder]: For program point L149(line 149) no Hoare annotation was computed. [2022-01-10 00:21:22,416 INFO L858 garLoopResultBuilder]: For program point L83(line 83) no Hoare annotation was computed. [2022-01-10 00:21:22,416 INFO L858 garLoopResultBuilder]: For program point L744(lines 744 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,416 INFO L858 garLoopResultBuilder]: For program point L1537(lines 1537 1773) no Hoare annotation was computed. [2022-01-10 00:21:22,416 INFO L858 garLoopResultBuilder]: For program point L1471(lines 1471 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,417 INFO L858 garLoopResultBuilder]: For program point L414(lines 414 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,417 INFO L858 garLoopResultBuilder]: For program point L348(lines 348 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,417 INFO L858 garLoopResultBuilder]: For program point L1141(lines 1141 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,417 INFO L858 garLoopResultBuilder]: For program point L1009(lines 1009 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,417 INFO L858 garLoopResultBuilder]: For program point L151-1(lines 33 1502) no Hoare annotation was computed. [2022-01-10 00:21:22,417 INFO L858 garLoopResultBuilder]: For program point L85-1(lines 33 1502) no Hoare annotation was computed. [2022-01-10 00:21:22,417 INFO L858 garLoopResultBuilder]: For program point L812(lines 812 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,417 INFO L858 garLoopResultBuilder]: For program point L1737(lines 1737 1773) no Hoare annotation was computed. [2022-01-10 00:21:22,417 INFO L858 garLoopResultBuilder]: For program point L680(lines 680 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,417 INFO L858 garLoopResultBuilder]: For program point L548(lines 548 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,417 INFO L858 garLoopResultBuilder]: For program point L1407(lines 1407 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,417 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-01-10 00:21:22,417 INFO L858 garLoopResultBuilder]: For program point L284(lines 284 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,417 INFO L858 garLoopResultBuilder]: For program point L152(line 152) no Hoare annotation was computed. [2022-01-10 00:21:22,417 INFO L858 garLoopResultBuilder]: For program point L86(line 86) no Hoare annotation was computed. [2022-01-10 00:21:22,417 INFO L858 garLoopResultBuilder]: For program point L1077(lines 1077 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,417 INFO L858 garLoopResultBuilder]: For program point L945(lines 945 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,417 INFO L858 garLoopResultBuilder]: For program point L879(lines 879 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,417 INFO L858 garLoopResultBuilder]: For program point L1210(lines 1210 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,417 INFO L858 garLoopResultBuilder]: For program point L1673(lines 1673 1773) no Hoare annotation was computed. [2022-01-10 00:21:22,417 INFO L858 garLoopResultBuilder]: For program point L616(lines 616 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,418 INFO L858 garLoopResultBuilder]: For program point L1607(lines 1607 1773) no Hoare annotation was computed. [2022-01-10 00:21:22,418 INFO L858 garLoopResultBuilder]: For program point L1277(lines 1277 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,418 INFO L858 garLoopResultBuilder]: For program point L154-1(lines 33 1502) no Hoare annotation was computed. [2022-01-10 00:21:22,418 INFO L858 garLoopResultBuilder]: For program point L88-1(lines 33 1502) no Hoare annotation was computed. [2022-01-10 00:21:22,418 INFO L858 garLoopResultBuilder]: For program point L1476(lines 1476 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,418 INFO L858 garLoopResultBuilder]: For program point L1344(lines 1344 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,418 INFO L858 garLoopResultBuilder]: For program point L155(line 155) no Hoare annotation was computed. [2022-01-10 00:21:22,418 INFO L858 garLoopResultBuilder]: For program point L89(line 89) no Hoare annotation was computed. [2022-01-10 00:21:22,418 INFO L858 garLoopResultBuilder]: For program point L486(lines 486 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,418 INFO L858 garLoopResultBuilder]: For program point L1147(lines 1147 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,418 INFO L858 garLoopResultBuilder]: For program point L1015(lines 1015 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,418 INFO L858 garLoopResultBuilder]: For program point L751(lines 751 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,418 INFO L858 garLoopResultBuilder]: For program point L553(lines 553 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,418 INFO L858 garLoopResultBuilder]: For program point L1544(lines 1544 1773) no Hoare annotation was computed. [2022-01-10 00:21:22,418 INFO L858 garLoopResultBuilder]: For program point L421(lines 421 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,418 INFO L858 garLoopResultBuilder]: For program point L355(lines 355 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,418 INFO L858 garLoopResultBuilder]: For program point L289(lines 289 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,418 INFO L858 garLoopResultBuilder]: For program point L223(lines 223 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,418 INFO L858 garLoopResultBuilder]: For program point L157-1(lines 33 1502) no Hoare annotation was computed. [2022-01-10 00:21:22,418 INFO L858 garLoopResultBuilder]: For program point L91-1(lines 33 1502) no Hoare annotation was computed. [2022-01-10 00:21:22,418 INFO L858 garLoopResultBuilder]: For program point L818(lines 818 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,419 INFO L858 garLoopResultBuilder]: For program point L1743(lines 1743 1773) no Hoare annotation was computed. [2022-01-10 00:21:22,419 INFO L858 garLoopResultBuilder]: For program point L1413(lines 1413 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,419 INFO L858 garLoopResultBuilder]: For program point L1215(lines 1215 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,419 INFO L858 garLoopResultBuilder]: For program point L158(line 158) no Hoare annotation was computed. [2022-01-10 00:21:22,419 INFO L858 garLoopResultBuilder]: For program point L92(line 92) no Hoare annotation was computed. [2022-01-10 00:21:22,419 INFO L858 garLoopResultBuilder]: For program point L1083(lines 1083 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,419 INFO L858 garLoopResultBuilder]: For program point L885(lines 885 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,419 INFO L858 garLoopResultBuilder]: For program point L687(lines 687 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,419 INFO L858 garLoopResultBuilder]: For program point L952(lines 952 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,419 INFO L858 garLoopResultBuilder]: For program point L1679(lines 1679 1773) no Hoare annotation was computed. [2022-01-10 00:21:22,419 INFO L858 garLoopResultBuilder]: For program point L622(lines 622 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,419 INFO L858 garLoopResultBuilder]: For program point L1613(lines 1613 1773) no Hoare annotation was computed. [2022-01-10 00:21:22,419 INFO L858 garLoopResultBuilder]: For program point L160-1(lines 33 1502) no Hoare annotation was computed. [2022-01-10 00:21:22,419 INFO L858 garLoopResultBuilder]: For program point L94-1(lines 33 1502) no Hoare annotation was computed. [2022-01-10 00:21:22,419 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-01-10 00:21:22,419 INFO L858 garLoopResultBuilder]: For program point L1482(lines 1482 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,419 INFO L858 garLoopResultBuilder]: For program point L1284(lines 1284 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,419 INFO L858 garLoopResultBuilder]: For program point L161(line 161) no Hoare annotation was computed. [2022-01-10 00:21:22,419 INFO L858 garLoopResultBuilder]: For program point L95(line 95) no Hoare annotation was computed. [2022-01-10 00:21:22,419 INFO L858 garLoopResultBuilder]: For program point L756(lines 756 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,419 INFO L858 garLoopResultBuilder]: For program point L690(lines 690 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,420 INFO L858 garLoopResultBuilder]: For program point L558(lines 558 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,420 INFO L858 garLoopResultBuilder]: For program point L360(lines 360 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,420 INFO L858 garLoopResultBuilder]: For program point L1351(lines 1351 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,420 INFO L858 garLoopResultBuilder]: For program point L228(lines 228 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,420 INFO L858 garLoopResultBuilder]: For program point L1153(lines 1153 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,420 INFO L858 garLoopResultBuilder]: For program point L1021(lines 1021 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,420 INFO L858 garLoopResultBuilder]: For program point L1550(lines 1550 1773) no Hoare annotation was computed. [2022-01-10 00:21:22,420 INFO L858 garLoopResultBuilder]: For program point L493(lines 493 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,420 INFO L858 garLoopResultBuilder]: For program point L427(lines 427 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,420 INFO L858 garLoopResultBuilder]: For program point L295(lines 295 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,420 INFO L858 garLoopResultBuilder]: For program point L163-1(lines 33 1502) no Hoare annotation was computed. [2022-01-10 00:21:22,420 INFO L858 garLoopResultBuilder]: For program point L97-1(lines 33 1502) no Hoare annotation was computed. [2022-01-10 00:21:22,420 INFO L858 garLoopResultBuilder]: For program point L1749(lines 1749 1773) no Hoare annotation was computed. [2022-01-10 00:21:22,420 INFO L858 garLoopResultBuilder]: For program point L1419(lines 1419 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,420 INFO L858 garLoopResultBuilder]: For program point L1221(lines 1221 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,420 INFO L858 garLoopResultBuilder]: For program point L164(line 164) no Hoare annotation was computed. [2022-01-10 00:21:22,420 INFO L858 garLoopResultBuilder]: For program point L98(line 98) no Hoare annotation was computed. [2022-01-10 00:21:22,420 INFO L858 garLoopResultBuilder]: For program point L1089(lines 1089 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,420 INFO L858 garLoopResultBuilder]: For program point L825(lines 825 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,432 INFO L858 garLoopResultBuilder]: For program point L958(lines 958 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,432 INFO L858 garLoopResultBuilder]: For program point L892(lines 892 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,432 INFO L858 garLoopResultBuilder]: For program point L1685(lines 1685 1773) no Hoare annotation was computed. [2022-01-10 00:21:22,432 INFO L858 garLoopResultBuilder]: For program point L628(lines 628 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,432 INFO L858 garLoopResultBuilder]: For program point L1619(lines 1619 1773) no Hoare annotation was computed. [2022-01-10 00:21:22,432 INFO L858 garLoopResultBuilder]: For program point L1487(lines 1487 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,432 INFO L858 garLoopResultBuilder]: For program point L166-1(lines 33 1502) no Hoare annotation was computed. [2022-01-10 00:21:22,432 INFO L858 garLoopResultBuilder]: For program point L100-1(lines 33 1502) no Hoare annotation was computed. [2022-01-10 00:21:22,432 INFO L858 garLoopResultBuilder]: For program point L34(lines 34 36) no Hoare annotation was computed. [2022-01-10 00:21:22,432 INFO L858 garLoopResultBuilder]: For program point L34-2(lines 33 1502) no Hoare annotation was computed. [2022-01-10 00:21:22,432 INFO L858 garLoopResultBuilder]: For program point L1290(lines 1290 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,432 INFO L858 garLoopResultBuilder]: For program point L233(lines 233 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,432 INFO L858 garLoopResultBuilder]: For program point L1224(lines 1224 1500) no Hoare annotation was computed. [2022-01-10 00:21:22,432 INFO L858 garLoopResultBuilder]: For program point L167(line 167) no Hoare annotation was computed. [2022-01-10 00:21:22,433 INFO L858 garLoopResultBuilder]: For program point L101(line 101) no Hoare annotation was computed. [2022-01-10 00:21:22,433 INFO L858 garLoopResultBuilder]: For program point L35(line 35) no Hoare annotation was computed. [2022-01-10 00:21:22,435 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-10 00:21:22,437 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2022-01-10 00:21:22,476 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.01 12:21:22 BoogieIcfgContainer [2022-01-10 00:21:22,477 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-01-10 00:21:22,477 INFO L158 Benchmark]: Toolchain (without parser) took 41162.64ms. Allocated memory was 179.3MB in the beginning and 1.0GB in the end (delta: 830.5MB). Free memory was 120.3MB in the beginning and 512.6MB in the end (delta: -392.3MB). Peak memory consumption was 653.3MB. Max. memory is 8.0GB. [2022-01-10 00:21:22,478 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 179.3MB. Free memory is still 141.0MB. There was no memory consumed. Max. memory is 8.0GB. [2022-01-10 00:21:22,478 INFO L158 Benchmark]: CACSL2BoogieTranslator took 721.98ms. Allocated memory is still 179.3MB. Free memory was 120.1MB in the beginning and 103.4MB in the end (delta: 16.6MB). Peak memory consumption was 22.3MB. Max. memory is 8.0GB. [2022-01-10 00:21:22,480 INFO L158 Benchmark]: Boogie Procedure Inliner took 123.48ms. Allocated memory is still 179.3MB. Free memory was 103.1MB in the beginning and 79.7MB in the end (delta: 23.3MB). Peak memory consumption was 23.1MB. Max. memory is 8.0GB. [2022-01-10 00:21:22,481 INFO L158 Benchmark]: Boogie Preprocessor took 147.69ms. Allocated memory was 179.3MB in the beginning and 217.1MB in the end (delta: 37.7MB). Free memory was 79.3MB in the beginning and 166.3MB in the end (delta: -86.9MB). Peak memory consumption was 19.6MB. Max. memory is 8.0GB. [2022-01-10 00:21:22,481 INFO L158 Benchmark]: RCFGBuilder took 1714.81ms. Allocated memory is still 217.1MB. Free memory was 166.3MB in the beginning and 136.2MB in the end (delta: 30.1MB). Peak memory consumption was 81.2MB. Max. memory is 8.0GB. [2022-01-10 00:21:22,481 INFO L158 Benchmark]: TraceAbstraction took 38447.09ms. Allocated memory was 217.1MB in the beginning and 1.0GB in the end (delta: 792.7MB). Free memory was 135.7MB in the beginning and 512.6MB in the end (delta: -376.9MB). Peak memory consumption was 629.7MB. Max. memory is 8.0GB. [2022-01-10 00:21:22,482 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 179.3MB. Free memory is still 141.0MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 721.98ms. Allocated memory is still 179.3MB. Free memory was 120.1MB in the beginning and 103.4MB in the end (delta: 16.6MB). Peak memory consumption was 22.3MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 123.48ms. Allocated memory is still 179.3MB. Free memory was 103.1MB in the beginning and 79.7MB in the end (delta: 23.3MB). Peak memory consumption was 23.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 147.69ms. Allocated memory was 179.3MB in the beginning and 217.1MB in the end (delta: 37.7MB). Free memory was 79.3MB in the beginning and 166.3MB in the end (delta: -86.9MB). Peak memory consumption was 19.6MB. Max. memory is 8.0GB. * RCFGBuilder took 1714.81ms. Allocated memory is still 217.1MB. Free memory was 166.3MB in the beginning and 136.2MB in the end (delta: 30.1MB). Peak memory consumption was 81.2MB. Max. memory is 8.0GB. * TraceAbstraction took 38447.09ms. Allocated memory was 217.1MB in the beginning and 1.0GB in the end (delta: 792.7MB). Free memory was 135.7MB in the beginning and 512.6MB in the end (delta: -376.9MB). Peak memory consumption was 629.7MB. 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 - PositiveResult [Line: 110]: 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, 396 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 38.3s, OverallIterations: 20, TraceHistogramMax: 10, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.2s, AutomataDifference: 19.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.8s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 6755 SdHoareTripleChecker+Valid, 17.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 6755 mSDsluCounter, 5606 SdHoareTripleChecker+Invalid, 14.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 274 mSDsCounter, 2983 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 19963 IncrementalHoareTripleChecker+Invalid, 22946 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2983 mSolverCounterUnsat, 5332 mSDtfsCounter, 19963 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3302 GetRequests, 3257 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=15796occurred in iteration=11, InterpolantAutomatonStates: 73, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 2.0s AutomataMinimizationTime, 20 MinimizatonAttempts, 9985 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 181 NumberOfFragments, 1025 HoareAnnotationTreeSize, 4 FomulaSimplifications, 3468 FormulaSimplificationTreeSizeReduction, 1.0s HoareSimplificationTime, 4 FomulaSimplificationsInter, 11999 FormulaSimplificationTreeSizeReductionInter, 3.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.5s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 8.0s InterpolantComputationTime, 17824 NumberOfCodeBlocks, 17824 NumberOfCodeBlocksAsserted, 23 NumberOfCheckSat, 17801 ConstructedInterpolants, 0 QuantifiedInterpolants, 43700 SizeOfPredicates, 0 NumberOfNonLiveVariables, 3798 ConjunctsInSsa, 6 ConjunctsInUnsatCore, 23 InterpolantComputations, 20 PerfectInterpolantSequences, 34294/35071 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: 1504]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((a12 == 9 && a16 == 8) && 0 < a18 + 156) || ((a16 == 8 && 5 == a12) && a15 == 3)) || (((10 <= a16 && 5 == a12) && 0 < a18 + 156) && a15 == 3)) || (a12 == 9 && a16 == 9)) || ((a16 == 9 && a12 == 8) && 0 < a18 + 156)) || ((((!(input == 3) && a16 == 8) && a15 == 4) && ((a15 == 4 && 5 == a12) || a18 <= 134)) && 7 == a12)) || ((((a12 == 9 && a16 == 8) && a15 <= 3) && 87 + a18 <= 0) && a16 <= 11)) || (a16 == 8 && a12 == 6)) || (((a16 == 8 && a12 == 8) && a18 + 156 <= 0) && 4 <= a15)) || (((((a16 == 8 && a15 <= 3) && 87 + a18 <= 0) && a12 <= 7) && 7 <= a12) && a16 <= 11)) || (((0 <= 87 + a18 && a16 == 8) && a12 == 8) && ((a15 == 4 && 5 == a12) || a18 <= 134))) || (((a12 <= 5 && 10 <= a16) && a16 <= 11) && 4 <= a15)) || (((a16 == 9 && 5 == a12) && 0 < a18 + 156) && a15 == 3)) || ((a12 == 9 && a15 <= 3) && 10 <= a16)) || ((a16 == 9 && a15 <= 3) && a12 == 8)) || ((10 <= a16 && a12 == 6) && a16 <= 11)) || (((0 <= 87 + a18 && a15 <= 3) && 10 <= a16) && a12 == 6)) || ((a15 <= 3 && a12 == 8) && 10 <= a16)) || ((a16 == 9 && a12 <= 7) && 4 <= a15)) || ((((a15 <= 3 && 10 <= a16) && a12 <= 7) && 0 < a18 + 156) && 7 <= a12)) || (((0 <= 87 + a18 && a16 == 8) && a15 <= 3) && 7 <= a12)) || ((a16 == 9 && a12 <= 7) && 7 <= a12)) || (((a16 == 8 && a15 == 4) && (!(input == 3) || a18 <= 134)) && 5 == a12) - InvariantResult [Line: 1783]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((a12 == 9 && a16 == 8) && 0 < a18 + 156) || ((a16 == 8 && 5 == a12) && a15 == 3)) || (((10 <= a16 && 5 == a12) && 0 < a18 + 156) && a15 == 3)) || (a12 == 9 && a16 == 9)) || ((((10 <= a16 && a12 == 6) && a16 <= 11) && 4 <= a15) && !(a16 == 8))) || ((a16 == 9 && a12 == 8) && 0 < a18 + 156)) || ((((!(input == 3) && a16 == 8) && a15 == 4) && ((a15 == 4 && 5 == a12) || a18 <= 134)) && 7 == a12)) || ((((a12 == 9 && a16 == 8) && a15 <= 3) && 87 + a18 <= 0) && a16 <= 11)) || (a16 == 8 && a12 == 6)) || (((a16 == 8 && a12 == 8) && a18 + 156 <= 0) && 4 <= a15)) || (((((a16 == 8 && a15 <= 3) && 87 + a18 <= 0) && a12 <= 7) && 7 <= a12) && a16 <= 11)) || (((0 <= 87 + a18 && a16 == 8) && a12 == 8) && ((a15 == 4 && 5 == a12) || a18 <= 134))) || (((a12 <= 5 && 10 <= a16) && a16 <= 11) && 4 <= a15)) || (((a16 == 9 && 5 == a12) && 0 < a18 + 156) && a15 == 3)) || ((a12 == 9 && a15 <= 3) && 10 <= a16)) || (((0 <= 87 + a18 && a15 <= 3) && 10 <= a16) && a12 == 6)) || (((a16 == 9 && a15 <= 3) && a12 == 8) && a16 <= 11)) || ((((a16 == 9 && a12 == 6) && a16 <= 11) && 4 <= a15) && !(a16 == 8))) || ((a15 <= 3 && a12 == 8) && 10 <= a16)) || ((a16 == 8 && a15 == 4) && 5 == a12)) || (((a15 <= 3 && 10 <= a16) && a12 == 6) && a16 <= 11)) || ((((a15 <= 3 && 10 <= a16) && a12 <= 7) && 0 < a18 + 156) && 7 <= a12)) || (((0 <= 87 + a18 && a16 == 8) && a15 <= 3) && 7 <= a12)) || ((a16 == 9 && a12 <= 7) && 7 <= a12)) || ((a12 <= 5 && a16 == 9) && 4 <= a15) - InvariantResult [Line: 33]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((a12 == 9 && a16 == 8) && 0 < a18 + 156) || ((a16 == 8 && 5 == a12) && a15 == 3)) || (((10 <= a16 && 5 == a12) && 0 < a18 + 156) && a15 == 3)) || (a12 == 9 && a16 == 9)) || ((((10 <= a16 && a12 == 6) && a16 <= 11) && 4 <= a15) && !(a16 == 8))) || ((a16 == 9 && a12 == 8) && 0 < a18 + 156)) || ((((!(input == 3) && a16 == 8) && a15 == 4) && ((a15 == 4 && 5 == a12) || a18 <= 134)) && 7 == a12)) || ((((a12 == 9 && a16 == 8) && a15 <= 3) && 87 + a18 <= 0) && a16 <= 11)) || (a16 == 8 && a12 == 6)) || (((a16 == 8 && a12 == 8) && a18 + 156 <= 0) && 4 <= a15)) || (((((a16 == 8 && a15 <= 3) && 87 + a18 <= 0) && a12 <= 7) && 7 <= a12) && a16 <= 11)) || (((0 <= 87 + a18 && a16 == 8) && a12 == 8) && ((a15 == 4 && 5 == a12) || a18 <= 134))) || (((a12 <= 5 && 10 <= a16) && a16 <= 11) && 4 <= a15)) || (((a16 == 9 && 5 == a12) && 0 < a18 + 156) && a15 == 3)) || ((a12 == 9 && a15 <= 3) && 10 <= a16)) || (((0 <= 87 + a18 && a15 <= 3) && 10 <= a16) && a12 == 6)) || (((a16 == 9 && a15 <= 3) && a12 == 8) && a16 <= 11)) || ((((a16 == 9 && a12 == 6) && a16 <= 11) && 4 <= a15) && !(a16 == 8))) || ((a15 <= 3 && a12 == 8) && 10 <= a16)) || ((a16 == 8 && a15 == 4) && 5 == a12)) || (((a15 <= 3 && 10 <= a16) && a12 == 6) && a16 <= 11)) || ((((a15 <= 3 && 10 <= a16) && a12 <= 7) && 0 < a18 + 156) && 7 <= a12)) || (((0 <= 87 + a18 && a16 == 8) && a15 <= 3) && 7 <= a12)) || ((a16 == 9 && a12 <= 7) && 7 <= a12)) || ((a12 <= 5 && a16 == 9) && 4 <= a15) - InvariantResult [Line: 1777]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2022-01-10 00:21:22,512 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...