/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --core.log.level.for.class de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/BvToInt/svcomp-Reach-64bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/openssl-simplified/s3_srvr_13.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-a10ec3b [2022-01-10 04:10:39,611 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-01-10 04:10:39,613 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-01-10 04:10:39,682 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-01-10 04:10:39,689 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-01-10 04:10:39,690 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-01-10 04:10:39,691 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-01-10 04:10:39,692 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-01-10 04:10:39,692 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-01-10 04:10:39,693 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-01-10 04:10:39,694 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-01-10 04:10:39,696 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-01-10 04:10:39,697 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-01-10 04:10:39,698 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-01-10 04:10:39,699 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-01-10 04:10:39,700 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-01-10 04:10:39,702 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-01-10 04:10:39,709 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-01-10 04:10:39,710 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-01-10 04:10:39,711 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-01-10 04:10:39,713 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/BvToInt/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-01-10 04:10:39,744 INFO L113 SettingsManager]: Loading preferences was successful [2022-01-10 04:10:39,745 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-01-10 04:10:39,745 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-01-10 04:10:39,745 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-01-10 04:10:39,746 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-01-10 04:10:39,746 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-01-10 04:10:39,747 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-01-10 04:10:39,747 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-01-10 04:10:39,747 INFO L138 SettingsManager]: * Use SBE=true [2022-01-10 04:10:39,747 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-01-10 04:10:39,748 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-01-10 04:10:39,748 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-01-10 04:10:39,748 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-01-10 04:10:39,748 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-01-10 04:10:39,748 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-01-10 04:10:39,748 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-01-10 04:10:39,749 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-01-10 04:10:39,749 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-01-10 04:10:39,749 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-01-10 04:10:39,749 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-01-10 04:10:39,749 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-01-10 04:10:39,749 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-01-10 04:10:39,749 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-01-10 04:10:39,749 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-10 04:10:39,749 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-01-10 04:10:39,750 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-01-10 04:10:39,750 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-01-10 04:10:39,750 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-01-10 04:10:39,750 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-01-10 04:10:39,750 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-01-10 04:10:39,750 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-01-10 04:10:39,750 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-01-10 04:10:39,751 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-01-10 04:10:39,751 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-01-10 04:10:39,993 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-01-10 04:10:40,013 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-01-10 04:10:40,015 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-01-10 04:10:40,015 INFO L271 PluginConnector]: Initializing CDTParser... [2022-01-10 04:10:40,019 INFO L275 PluginConnector]: CDTParser initialized [2022-01-10 04:10:40,020 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/openssl-simplified/s3_srvr_13.cil.c [2022-01-10 04:10:40,073 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4758a3193/736d170a31c94a4484ac971f3327ccac/FLAG00df68580 [2022-01-10 04:10:40,551 INFO L306 CDTParser]: Found 1 translation units. [2022-01-10 04:10:40,551 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/openssl-simplified/s3_srvr_13.cil.c [2022-01-10 04:10:40,573 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4758a3193/736d170a31c94a4484ac971f3327ccac/FLAG00df68580 [2022-01-10 04:10:41,079 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4758a3193/736d170a31c94a4484ac971f3327ccac [2022-01-10 04:10:41,081 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-01-10 04:10:41,082 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-01-10 04:10:41,091 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-01-10 04:10:41,092 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-01-10 04:10:41,095 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-01-10 04:10:41,095 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.01 04:10:41" (1/1) ... [2022-01-10 04:10:41,096 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e0b2bb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 04:10:41, skipping insertion in model container [2022-01-10 04:10:41,096 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.01 04:10:41" (1/1) ... [2022-01-10 04:10:41,104 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-01-10 04:10:41,133 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-01-10 04:10:41,435 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/openssl-simplified/s3_srvr_13.cil.c[45032,45045] [2022-01-10 04:10:41,444 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-10 04:10:41,453 INFO L203 MainTranslator]: Completed pre-run [2022-01-10 04:10:41,522 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/openssl-simplified/s3_srvr_13.cil.c[45032,45045] [2022-01-10 04:10:41,530 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-10 04:10:41,546 INFO L208 MainTranslator]: Completed translation [2022-01-10 04:10:41,546 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 04:10:41 WrapperNode [2022-01-10 04:10:41,546 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-01-10 04:10:41,548 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-01-10 04:10:41,548 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-01-10 04:10:41,548 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-01-10 04:10:41,555 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 04:10:41" (1/1) ... [2022-01-10 04:10:41,580 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 04:10:41" (1/1) ... [2022-01-10 04:10:41,630 INFO L137 Inliner]: procedures = 15, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 527 [2022-01-10 04:10:41,630 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-01-10 04:10:41,631 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-01-10 04:10:41,631 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-01-10 04:10:41,631 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-01-10 04:10:41,639 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 04:10:41" (1/1) ... [2022-01-10 04:10:41,639 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 04:10:41" (1/1) ... [2022-01-10 04:10:41,650 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 04:10:41" (1/1) ... [2022-01-10 04:10:41,650 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 04:10:41" (1/1) ... [2022-01-10 04:10:41,657 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 04:10:41" (1/1) ... [2022-01-10 04:10:41,663 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 04:10:41" (1/1) ... [2022-01-10 04:10:41,665 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 04:10:41" (1/1) ... [2022-01-10 04:10:41,669 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-01-10 04:10:41,670 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-01-10 04:10:41,670 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-01-10 04:10:41,670 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-01-10 04:10:41,671 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 04:10:41" (1/1) ... [2022-01-10 04:10:41,692 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-10 04:10:41,705 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-10 04:10:41,716 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 04:10:41,739 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 04:10:41,750 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-01-10 04:10:41,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-01-10 04:10:41,751 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-01-10 04:10:41,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-01-10 04:10:41,865 INFO L234 CfgBuilder]: Building ICFG [2022-01-10 04:10:41,866 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-01-10 04:10:41,878 WARN L813 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-01-10 04:10:42,329 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2022-01-10 04:10:42,329 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2022-01-10 04:10:42,329 INFO L275 CfgBuilder]: Performing block encoding [2022-01-10 04:10:42,336 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-01-10 04:10:42,336 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-01-10 04:10:42,338 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 04:10:42 BoogieIcfgContainer [2022-01-10 04:10:42,338 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-01-10 04:10:42,340 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-01-10 04:10:42,340 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-01-10 04:10:42,343 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-01-10 04:10:42,343 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.01 04:10:41" (1/3) ... [2022-01-10 04:10:42,344 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6df6d52a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.01 04:10:42, skipping insertion in model container [2022-01-10 04:10:42,344 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 04:10:41" (2/3) ... [2022-01-10 04:10:42,344 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6df6d52a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.01 04:10:42, skipping insertion in model container [2022-01-10 04:10:42,344 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 04:10:42" (3/3) ... [2022-01-10 04:10:42,345 INFO L111 eAbstractionObserver]: Analyzing ICFG s3_srvr_13.cil.c [2022-01-10 04:10:42,349 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-01-10 04:10:42,349 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-01-10 04:10:42,391 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-01-10 04:10:42,397 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 04:10:42,397 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-01-10 04:10:42,423 INFO L276 IsEmpty]: Start isEmpty. Operand has 153 states, 151 states have (on average 1.7417218543046358) internal successors, (263), 152 states have internal predecessors, (263), 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 04:10:42,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-01-10 04:10:42,432 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 04:10:42,433 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] [2022-01-10 04:10:42,434 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 04:10:42,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 04:10:42,443 INFO L85 PathProgramCache]: Analyzing trace with hash -651780530, now seen corresponding path program 1 times [2022-01-10 04:10:42,454 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-01-10 04:10:42,454 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [848371545] [2022-01-10 04:10:42,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 04:10:42,455 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-01-10 04:10:42,455 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-01-10 04:10:42,461 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-01-10 04:10:42,463 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-01-10 04:10:42,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 04:10:42,549 INFO L263 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 5 conjunts are in the unsatisfiable core [2022-01-10 04:10:42,557 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-10 04:10:42,695 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 04:10:42,695 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-01-10 04:10:42,696 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-01-10 04:10:42,696 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [848371545] [2022-01-10 04:10:42,697 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [848371545] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 04:10:42,697 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 04:10:42,697 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-10 04:10:42,698 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1030716198] [2022-01-10 04:10:42,699 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 04:10:42,702 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-10 04:10:42,703 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-01-10 04:10:42,730 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-10 04:10:42,730 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 04:10:42,735 INFO L87 Difference]: Start difference. First operand has 153 states, 151 states have (on average 1.7417218543046358) internal successors, (263), 152 states have internal predecessors, (263), 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 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 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 04:10:42,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 04:10:42,932 INFO L93 Difference]: Finished difference Result 329 states and 565 transitions. [2022-01-10 04:10:42,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-10 04:10:42,935 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 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 26 [2022-01-10 04:10:42,935 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 04:10:42,946 INFO L225 Difference]: With dead ends: 329 [2022-01-10 04:10:42,947 INFO L226 Difference]: Without dead ends: 164 [2022-01-10 04:10:42,954 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 24 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 04:10:42,958 INFO L933 BasicCegarLoop]: 264 mSDtfsCounter, 38 mSDsluCounter, 149 mSDsCounter, 0 mSdLazyCounter, 110 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 38 SdHoareTripleChecker+Valid, 413 SdHoareTripleChecker+Invalid, 122 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 110 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-10 04:10:42,960 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [38 Valid, 413 Invalid, 122 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 110 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-10 04:10:42,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2022-01-10 04:10:43,006 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 161. [2022-01-10 04:10:43,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 161 states, 160 states have (on average 1.5375) internal successors, (246), 160 states have internal predecessors, (246), 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 04:10:43,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 246 transitions. [2022-01-10 04:10:43,013 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 246 transitions. Word has length 26 [2022-01-10 04:10:43,013 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 04:10:43,014 INFO L470 AbstractCegarLoop]: Abstraction has 161 states and 246 transitions. [2022-01-10 04:10:43,014 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 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 04:10:43,014 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 246 transitions. [2022-01-10 04:10:43,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-01-10 04:10:43,015 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 04:10:43,015 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] [2022-01-10 04:10:43,026 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Ended with exit code 0 [2022-01-10 04:10:43,226 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-01-10 04:10:43,227 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 04:10:43,228 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 04:10:43,228 INFO L85 PathProgramCache]: Analyzing trace with hash -1026970664, now seen corresponding path program 1 times [2022-01-10 04:10:43,228 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-01-10 04:10:43,229 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [338027539] [2022-01-10 04:10:43,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 04:10:43,229 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-01-10 04:10:43,229 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-01-10 04:10:43,231 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-01-10 04:10:43,233 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-01-10 04:10:43,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 04:10:43,299 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 6 conjunts are in the unsatisfiable core [2022-01-10 04:10:43,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-10 04:10:43,379 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 04:10:43,379 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-01-10 04:10:43,379 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-01-10 04:10:43,379 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [338027539] [2022-01-10 04:10:43,380 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [338027539] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 04:10:43,380 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 04:10:43,380 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-01-10 04:10:43,380 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1172885942] [2022-01-10 04:10:43,382 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 04:10:43,383 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-01-10 04:10:43,383 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-01-10 04:10:43,384 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-01-10 04:10:43,384 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-01-10 04:10:43,384 INFO L87 Difference]: Start difference. First operand 161 states and 246 transitions. Second operand has 4 states, 4 states have (on average 7.5) internal successors, (30), 4 states have internal predecessors, (30), 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 04:10:43,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 04:10:43,524 INFO L93 Difference]: Finished difference Result 346 states and 529 transitions. [2022-01-10 04:10:43,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-10 04:10:43,525 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 4 states have internal predecessors, (30), 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 30 [2022-01-10 04:10:43,525 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 04:10:43,526 INFO L225 Difference]: With dead ends: 346 [2022-01-10 04:10:43,526 INFO L226 Difference]: Without dead ends: 193 [2022-01-10 04:10:43,527 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 27 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 04:10:43,528 INFO L933 BasicCegarLoop]: 222 mSDtfsCounter, 51 mSDsluCounter, 335 mSDsCounter, 0 mSdLazyCounter, 122 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 51 SdHoareTripleChecker+Valid, 557 SdHoareTripleChecker+Invalid, 136 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 122 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-10 04:10:43,529 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [51 Valid, 557 Invalid, 136 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 122 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-10 04:10:43,529 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 193 states. [2022-01-10 04:10:43,537 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 193 to 172. [2022-01-10 04:10:43,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 172 states, 171 states have (on average 1.5380116959064327) internal successors, (263), 171 states have internal predecessors, (263), 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 04:10:43,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 263 transitions. [2022-01-10 04:10:43,538 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 263 transitions. Word has length 30 [2022-01-10 04:10:43,538 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 04:10:43,538 INFO L470 AbstractCegarLoop]: Abstraction has 172 states and 263 transitions. [2022-01-10 04:10:43,538 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 4 states have internal predecessors, (30), 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 04:10:43,538 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 263 transitions. [2022-01-10 04:10:43,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-01-10 04:10:43,539 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 04:10:43,540 INFO L514 BasicCegarLoop]: trace histogram [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] [2022-01-10 04:10:43,551 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-01-10 04:10:43,748 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-01-10 04:10:43,748 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 04:10:43,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 04:10:43,749 INFO L85 PathProgramCache]: Analyzing trace with hash -350110768, now seen corresponding path program 1 times [2022-01-10 04:10:43,750 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-01-10 04:10:43,750 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1306910234] [2022-01-10 04:10:43,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 04:10:43,750 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-01-10 04:10:43,751 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-01-10 04:10:43,752 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-01-10 04:10:43,754 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-01-10 04:10:43,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 04:10:43,816 INFO L263 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 2 conjunts are in the unsatisfiable core [2022-01-10 04:10:43,819 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-10 04:10:43,900 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-10 04:10:43,900 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-01-10 04:10:43,901 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-01-10 04:10:43,901 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1306910234] [2022-01-10 04:10:43,901 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1306910234] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 04:10:43,901 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 04:10:43,901 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-10 04:10:43,901 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1616246905] [2022-01-10 04:10:43,902 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 04:10:43,902 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-10 04:10:43,902 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-01-10 04:10:43,902 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-10 04:10:43,903 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 04:10:43,903 INFO L87 Difference]: Start difference. First operand 172 states and 263 transitions. Second operand has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 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 04:10:44,028 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 04:10:44,029 INFO L93 Difference]: Finished difference Result 376 states and 575 transitions. [2022-01-10 04:10:44,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-10 04:10:44,030 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 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 43 [2022-01-10 04:10:44,030 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 04:10:44,031 INFO L225 Difference]: With dead ends: 376 [2022-01-10 04:10:44,031 INFO L226 Difference]: Without dead ends: 200 [2022-01-10 04:10:44,032 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 41 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 04:10:44,033 INFO L933 BasicCegarLoop]: 215 mSDtfsCounter, 23 mSDsluCounter, 122 mSDsCounter, 0 mSdLazyCounter, 111 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 337 SdHoareTripleChecker+Invalid, 125 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 111 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-10 04:10:44,033 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [23 Valid, 337 Invalid, 125 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 111 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-10 04:10:44,034 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 200 states. [2022-01-10 04:10:44,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 200 to 196. [2022-01-10 04:10:44,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 196 states, 195 states have (on average 1.4974358974358974) internal successors, (292), 195 states have internal predecessors, (292), 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 04:10:44,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 196 states and 292 transitions. [2022-01-10 04:10:44,041 INFO L78 Accepts]: Start accepts. Automaton has 196 states and 292 transitions. Word has length 43 [2022-01-10 04:10:44,042 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 04:10:44,042 INFO L470 AbstractCegarLoop]: Abstraction has 196 states and 292 transitions. [2022-01-10 04:10:44,042 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 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 04:10:44,042 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 292 transitions. [2022-01-10 04:10:44,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-01-10 04:10:44,043 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 04:10:44,043 INFO L514 BasicCegarLoop]: trace histogram [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] [2022-01-10 04:10:44,055 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-01-10 04:10:44,252 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-01-10 04:10:44,253 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 04:10:44,253 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 04:10:44,253 INFO L85 PathProgramCache]: Analyzing trace with hash 2069605860, now seen corresponding path program 1 times [2022-01-10 04:10:44,254 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-01-10 04:10:44,254 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [193321159] [2022-01-10 04:10:44,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 04:10:44,254 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-01-10 04:10:44,255 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-01-10 04:10:44,256 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-01-10 04:10:44,257 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-01-10 04:10:44,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 04:10:44,316 INFO L263 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 3 conjunts are in the unsatisfiable core [2022-01-10 04:10:44,318 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-10 04:10:44,430 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 11 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-10 04:10:44,430 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-10 04:10:44,516 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 11 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-10 04:10:44,517 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-01-10 04:10:44,517 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [193321159] [2022-01-10 04:10:44,517 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [193321159] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-10 04:10:44,517 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-01-10 04:10:44,517 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2022-01-10 04:10:44,517 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [444755986] [2022-01-10 04:10:44,518 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-01-10 04:10:44,518 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-01-10 04:10:44,518 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-01-10 04:10:44,519 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-01-10 04:10:44,519 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-01-10 04:10:44,520 INFO L87 Difference]: Start difference. First operand 196 states and 292 transitions. Second operand has 6 states, 6 states have (on average 13.166666666666666) internal successors, (79), 6 states have internal predecessors, (79), 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 04:10:44,868 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 04:10:44,868 INFO L93 Difference]: Finished difference Result 612 states and 928 transitions. [2022-01-10 04:10:44,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-01-10 04:10:44,871 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.166666666666666) internal successors, (79), 6 states have internal predecessors, (79), 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 52 [2022-01-10 04:10:44,872 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 04:10:44,874 INFO L225 Difference]: With dead ends: 612 [2022-01-10 04:10:44,874 INFO L226 Difference]: Without dead ends: 424 [2022-01-10 04:10:44,877 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2022-01-10 04:10:44,878 INFO L933 BasicCegarLoop]: 161 mSDtfsCounter, 601 mSDsluCounter, 490 mSDsCounter, 0 mSdLazyCounter, 329 mSolverCounterSat, 96 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 601 SdHoareTripleChecker+Valid, 651 SdHoareTripleChecker+Invalid, 425 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 96 IncrementalHoareTripleChecker+Valid, 329 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-01-10 04:10:44,879 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [601 Valid, 651 Invalid, 425 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [96 Valid, 329 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-01-10 04:10:44,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 424 states. [2022-01-10 04:10:44,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 424 to 355. [2022-01-10 04:10:44,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 355 states, 354 states have (on average 1.5254237288135593) internal successors, (540), 354 states have internal predecessors, (540), 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 04:10:44,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 355 states and 540 transitions. [2022-01-10 04:10:44,894 INFO L78 Accepts]: Start accepts. Automaton has 355 states and 540 transitions. Word has length 52 [2022-01-10 04:10:44,894 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 04:10:44,894 INFO L470 AbstractCegarLoop]: Abstraction has 355 states and 540 transitions. [2022-01-10 04:10:44,894 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.166666666666666) internal successors, (79), 6 states have internal predecessors, (79), 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 04:10:44,894 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 540 transitions. [2022-01-10 04:10:44,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-01-10 04:10:44,896 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 04:10:44,896 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-01-10 04:10:44,907 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-01-10 04:10:45,111 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-01-10 04:10:45,112 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 04:10:45,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 04:10:45,112 INFO L85 PathProgramCache]: Analyzing trace with hash 694086665, now seen corresponding path program 1 times [2022-01-10 04:10:45,113 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-01-10 04:10:45,113 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [751851508] [2022-01-10 04:10:45,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 04:10:45,113 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-01-10 04:10:45,113 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-01-10 04:10:45,114 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-01-10 04:10:45,116 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-01-10 04:10:45,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 04:10:45,173 INFO L263 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 2 conjunts are in the unsatisfiable core [2022-01-10 04:10:45,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-10 04:10:45,295 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-01-10 04:10:45,296 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-01-10 04:10:45,298 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-01-10 04:10:45,298 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [751851508] [2022-01-10 04:10:45,302 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [751851508] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 04:10:45,302 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 04:10:45,302 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-10 04:10:45,302 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [154864547] [2022-01-10 04:10:45,303 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 04:10:45,304 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-10 04:10:45,304 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-01-10 04:10:45,305 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-10 04:10:45,305 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 04:10:45,305 INFO L87 Difference]: Start difference. First operand 355 states and 540 transitions. Second operand has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 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 04:10:45,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 04:10:45,449 INFO L93 Difference]: Finished difference Result 789 states and 1205 transitions. [2022-01-10 04:10:45,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-10 04:10:45,449 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 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 72 [2022-01-10 04:10:45,450 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 04:10:45,451 INFO L225 Difference]: With dead ends: 789 [2022-01-10 04:10:45,451 INFO L226 Difference]: Without dead ends: 427 [2022-01-10 04:10:45,452 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 70 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 04:10:45,453 INFO L933 BasicCegarLoop]: 213 mSDtfsCounter, 35 mSDsluCounter, 122 mSDsCounter, 0 mSdLazyCounter, 129 mSolverCounterSat, 33 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 35 SdHoareTripleChecker+Valid, 335 SdHoareTripleChecker+Invalid, 162 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 33 IncrementalHoareTripleChecker+Valid, 129 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-10 04:10:45,453 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [35 Valid, 335 Invalid, 162 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [33 Valid, 129 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-10 04:10:45,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 427 states. [2022-01-10 04:10:45,464 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 427 to 415. [2022-01-10 04:10:45,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 415 states, 414 states have (on average 1.4782608695652173) internal successors, (612), 414 states have internal predecessors, (612), 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 04:10:45,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 415 states and 612 transitions. [2022-01-10 04:10:45,466 INFO L78 Accepts]: Start accepts. Automaton has 415 states and 612 transitions. Word has length 72 [2022-01-10 04:10:45,466 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 04:10:45,466 INFO L470 AbstractCegarLoop]: Abstraction has 415 states and 612 transitions. [2022-01-10 04:10:45,466 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 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 04:10:45,466 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 612 transitions. [2022-01-10 04:10:45,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-01-10 04:10:45,468 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 04:10:45,469 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-01-10 04:10:45,479 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Ended with exit code 0 [2022-01-10 04:10:45,676 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-01-10 04:10:45,677 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 04:10:45,677 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 04:10:45,678 INFO L85 PathProgramCache]: Analyzing trace with hash 968846279, now seen corresponding path program 1 times [2022-01-10 04:10:45,678 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-01-10 04:10:45,678 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1796255578] [2022-01-10 04:10:45,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 04:10:45,678 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-01-10 04:10:45,678 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-01-10 04:10:45,679 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-01-10 04:10:45,680 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2022-01-10 04:10:45,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 04:10:45,753 INFO L263 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 2 conjunts are in the unsatisfiable core [2022-01-10 04:10:45,757 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-10 04:10:45,881 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-01-10 04:10:45,881 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-01-10 04:10:45,881 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-01-10 04:10:45,881 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1796255578] [2022-01-10 04:10:45,881 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1796255578] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 04:10:45,881 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 04:10:45,881 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-10 04:10:45,882 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [254962699] [2022-01-10 04:10:45,882 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 04:10:45,882 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-10 04:10:45,882 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-01-10 04:10:45,882 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-10 04:10:45,882 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 04:10:45,883 INFO L87 Difference]: Start difference. First operand 415 states and 612 transitions. Second operand has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 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 04:10:46,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 04:10:46,003 INFO L93 Difference]: Finished difference Result 877 states and 1294 transitions. [2022-01-10 04:10:46,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-10 04:10:46,003 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 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 72 [2022-01-10 04:10:46,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 04:10:46,005 INFO L225 Difference]: With dead ends: 877 [2022-01-10 04:10:46,005 INFO L226 Difference]: Without dead ends: 455 [2022-01-10 04:10:46,006 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 70 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 04:10:46,008 INFO L933 BasicCegarLoop]: 232 mSDtfsCounter, 19 mSDsluCounter, 122 mSDsCounter, 0 mSdLazyCounter, 113 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19 SdHoareTripleChecker+Valid, 354 SdHoareTripleChecker+Invalid, 129 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 113 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-10 04:10:46,008 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [19 Valid, 354 Invalid, 129 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 113 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-10 04:10:46,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 455 states. [2022-01-10 04:10:46,022 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 455 to 445. [2022-01-10 04:10:46,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 445 states, 444 states have (on average 1.4617117117117118) internal successors, (649), 444 states have internal predecessors, (649), 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 04:10:46,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 445 states and 649 transitions. [2022-01-10 04:10:46,024 INFO L78 Accepts]: Start accepts. Automaton has 445 states and 649 transitions. Word has length 72 [2022-01-10 04:10:46,024 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 04:10:46,024 INFO L470 AbstractCegarLoop]: Abstraction has 445 states and 649 transitions. [2022-01-10 04:10:46,024 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 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 04:10:46,024 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 649 transitions. [2022-01-10 04:10:46,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-01-10 04:10:46,027 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 04:10:46,027 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 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] [2022-01-10 04:10:46,039 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2022-01-10 04:10:46,236 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-01-10 04:10:46,236 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 04:10:46,237 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 04:10:46,237 INFO L85 PathProgramCache]: Analyzing trace with hash 1728606440, now seen corresponding path program 1 times [2022-01-10 04:10:46,237 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-01-10 04:10:46,237 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [287399884] [2022-01-10 04:10:46,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 04:10:46,237 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-01-10 04:10:46,237 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-01-10 04:10:46,238 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-01-10 04:10:46,239 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2022-01-10 04:10:46,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 04:10:46,295 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 2 conjunts are in the unsatisfiable core [2022-01-10 04:10:46,297 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-10 04:10:46,437 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2022-01-10 04:10:46,438 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-01-10 04:10:46,438 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-01-10 04:10:46,438 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [287399884] [2022-01-10 04:10:46,438 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [287399884] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 04:10:46,438 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 04:10:46,438 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-10 04:10:46,439 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1128185173] [2022-01-10 04:10:46,439 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 04:10:46,439 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-10 04:10:46,439 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-01-10 04:10:46,440 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-10 04:10:46,440 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 04:10:46,440 INFO L87 Difference]: Start difference. First operand 445 states and 649 transitions. Second operand has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 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 04:10:46,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 04:10:46,565 INFO L93 Difference]: Finished difference Result 951 states and 1407 transitions. [2022-01-10 04:10:46,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-10 04:10:46,565 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 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 87 [2022-01-10 04:10:46,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 04:10:46,568 INFO L225 Difference]: With dead ends: 951 [2022-01-10 04:10:46,568 INFO L226 Difference]: Without dead ends: 495 [2022-01-10 04:10:46,569 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 85 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 04:10:46,570 INFO L933 BasicCegarLoop]: 231 mSDtfsCounter, 45 mSDsluCounter, 122 mSDsCounter, 0 mSdLazyCounter, 115 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 45 SdHoareTripleChecker+Valid, 353 SdHoareTripleChecker+Invalid, 133 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 115 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-10 04:10:46,570 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [45 Valid, 353 Invalid, 133 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 115 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-10 04:10:46,571 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 495 states. [2022-01-10 04:10:46,593 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 495 to 481. [2022-01-10 04:10:46,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 481 states, 480 states have (on average 1.4479166666666667) internal successors, (695), 480 states have internal predecessors, (695), 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 04:10:46,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 481 states and 695 transitions. [2022-01-10 04:10:46,595 INFO L78 Accepts]: Start accepts. Automaton has 481 states and 695 transitions. Word has length 87 [2022-01-10 04:10:46,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 04:10:46,595 INFO L470 AbstractCegarLoop]: Abstraction has 481 states and 695 transitions. [2022-01-10 04:10:46,596 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 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 04:10:46,596 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 695 transitions. [2022-01-10 04:10:46,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2022-01-10 04:10:46,597 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 04:10:46,597 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-01-10 04:10:46,608 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2022-01-10 04:10:46,806 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-01-10 04:10:46,806 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 04:10:46,807 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 04:10:46,807 INFO L85 PathProgramCache]: Analyzing trace with hash 1209412422, now seen corresponding path program 1 times [2022-01-10 04:10:46,807 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-01-10 04:10:46,807 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1320363446] [2022-01-10 04:10:46,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 04:10:46,808 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-01-10 04:10:46,808 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-01-10 04:10:46,809 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-01-10 04:10:46,811 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2022-01-10 04:10:46,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 04:10:46,876 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 2 conjunts are in the unsatisfiable core [2022-01-10 04:10:46,880 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-10 04:10:46,999 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2022-01-10 04:10:46,999 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-01-10 04:10:46,999 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-01-10 04:10:46,999 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1320363446] [2022-01-10 04:10:46,999 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1320363446] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 04:10:47,000 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 04:10:47,000 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-10 04:10:47,000 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [989015946] [2022-01-10 04:10:47,000 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 04:10:47,000 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-10 04:10:47,000 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-01-10 04:10:47,001 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-10 04:10:47,001 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 04:10:47,001 INFO L87 Difference]: Start difference. First operand 481 states and 695 transitions. Second operand has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 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 04:10:47,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 04:10:47,021 INFO L93 Difference]: Finished difference Result 1413 states and 2035 transitions. [2022-01-10 04:10:47,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-10 04:10:47,022 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 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 101 [2022-01-10 04:10:47,022 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 04:10:47,026 INFO L225 Difference]: With dead ends: 1413 [2022-01-10 04:10:47,026 INFO L226 Difference]: Without dead ends: 940 [2022-01-10 04:10:47,027 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 99 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 04:10:47,028 INFO L933 BasicCegarLoop]: 406 mSDtfsCounter, 191 mSDsluCounter, 214 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 191 SdHoareTripleChecker+Valid, 620 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-10 04:10:47,028 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [191 Valid, 620 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-10 04:10:47,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 940 states. [2022-01-10 04:10:47,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 940 to 483. [2022-01-10 04:10:47,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 483 states, 482 states have (on average 1.446058091286307) internal successors, (697), 482 states have internal predecessors, (697), 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 04:10:47,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 483 states and 697 transitions. [2022-01-10 04:10:47,043 INFO L78 Accepts]: Start accepts. Automaton has 483 states and 697 transitions. Word has length 101 [2022-01-10 04:10:47,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 04:10:47,043 INFO L470 AbstractCegarLoop]: Abstraction has 483 states and 697 transitions. [2022-01-10 04:10:47,043 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 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 04:10:47,043 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 697 transitions. [2022-01-10 04:10:47,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2022-01-10 04:10:47,044 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 04:10:47,044 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-01-10 04:10:47,055 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2022-01-10 04:10:47,254 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-01-10 04:10:47,254 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 04:10:47,255 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 04:10:47,255 INFO L85 PathProgramCache]: Analyzing trace with hash -70451256, now seen corresponding path program 1 times [2022-01-10 04:10:47,255 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-01-10 04:10:47,255 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1670406648] [2022-01-10 04:10:47,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 04:10:47,255 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-01-10 04:10:47,256 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-01-10 04:10:47,256 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-01-10 04:10:47,257 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2022-01-10 04:10:47,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 04:10:47,321 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 2 conjunts are in the unsatisfiable core [2022-01-10 04:10:47,323 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-10 04:10:47,452 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2022-01-10 04:10:47,452 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-01-10 04:10:47,452 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-01-10 04:10:47,453 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1670406648] [2022-01-10 04:10:47,453 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1670406648] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 04:10:47,453 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 04:10:47,453 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-10 04:10:47,453 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1375360889] [2022-01-10 04:10:47,453 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 04:10:47,453 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-10 04:10:47,454 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-01-10 04:10:47,454 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-10 04:10:47,454 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 04:10:47,454 INFO L87 Difference]: Start difference. First operand 483 states and 697 transitions. Second operand has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 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 04:10:47,490 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 04:10:47,490 INFO L93 Difference]: Finished difference Result 1413 states and 2031 transitions. [2022-01-10 04:10:47,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-10 04:10:47,491 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 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 101 [2022-01-10 04:10:47,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 04:10:47,495 INFO L225 Difference]: With dead ends: 1413 [2022-01-10 04:10:47,495 INFO L226 Difference]: Without dead ends: 938 [2022-01-10 04:10:47,496 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 99 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 04:10:47,497 INFO L933 BasicCegarLoop]: 405 mSDtfsCounter, 198 mSDsluCounter, 202 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 198 SdHoareTripleChecker+Valid, 607 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-10 04:10:47,497 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [198 Valid, 607 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-10 04:10:47,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 938 states. [2022-01-10 04:10:47,521 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 938 to 847. [2022-01-10 04:10:47,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 847 states, 846 states have (on average 1.450354609929078) internal successors, (1227), 846 states have internal predecessors, (1227), 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 04:10:47,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 847 states to 847 states and 1227 transitions. [2022-01-10 04:10:47,525 INFO L78 Accepts]: Start accepts. Automaton has 847 states and 1227 transitions. Word has length 101 [2022-01-10 04:10:47,525 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 04:10:47,525 INFO L470 AbstractCegarLoop]: Abstraction has 847 states and 1227 transitions. [2022-01-10 04:10:47,525 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 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 04:10:47,525 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 1227 transitions. [2022-01-10 04:10:47,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2022-01-10 04:10:47,526 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 04:10:47,526 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-01-10 04:10:47,539 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2022-01-10 04:10:47,736 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-01-10 04:10:47,737 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 04:10:47,737 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 04:10:47,737 INFO L85 PathProgramCache]: Analyzing trace with hash 1334267025, now seen corresponding path program 1 times [2022-01-10 04:10:47,737 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-01-10 04:10:47,738 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1666601040] [2022-01-10 04:10:47,738 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 04:10:47,738 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-01-10 04:10:47,738 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-01-10 04:10:47,739 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-01-10 04:10:47,774 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2022-01-10 04:10:47,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 04:10:47,802 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 2 conjunts are in the unsatisfiable core [2022-01-10 04:10:47,803 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-10 04:10:47,940 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-01-10 04:10:47,940 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-01-10 04:10:47,940 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-01-10 04:10:47,940 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1666601040] [2022-01-10 04:10:47,941 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1666601040] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 04:10:47,941 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 04:10:47,941 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-10 04:10:47,941 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1075620099] [2022-01-10 04:10:47,941 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 04:10:47,941 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-10 04:10:47,941 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-01-10 04:10:47,942 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-10 04:10:47,942 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 04:10:47,942 INFO L87 Difference]: Start difference. First operand 847 states and 1227 transitions. Second operand has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 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 04:10:48,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 04:10:48,008 INFO L93 Difference]: Finished difference Result 2507 states and 3631 transitions. [2022-01-10 04:10:48,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-10 04:10:48,008 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 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 102 [2022-01-10 04:10:48,008 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 04:10:48,015 INFO L225 Difference]: With dead ends: 2507 [2022-01-10 04:10:48,015 INFO L226 Difference]: Without dead ends: 1668 [2022-01-10 04:10:48,016 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 100 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 04:10:48,017 INFO L933 BasicCegarLoop]: 334 mSDtfsCounter, 157 mSDsluCounter, 197 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 157 SdHoareTripleChecker+Valid, 531 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-10 04:10:48,017 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [157 Valid, 531 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-10 04:10:48,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1668 states. [2022-01-10 04:10:48,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1668 to 1665. [2022-01-10 04:10:48,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1665 states, 1664 states have (on average 1.4302884615384615) internal successors, (2380), 1664 states have internal predecessors, (2380), 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 04:10:48,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1665 states to 1665 states and 2380 transitions. [2022-01-10 04:10:48,086 INFO L78 Accepts]: Start accepts. Automaton has 1665 states and 2380 transitions. Word has length 102 [2022-01-10 04:10:48,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 04:10:48,087 INFO L470 AbstractCegarLoop]: Abstraction has 1665 states and 2380 transitions. [2022-01-10 04:10:48,087 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 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 04:10:48,087 INFO L276 IsEmpty]: Start isEmpty. Operand 1665 states and 2380 transitions. [2022-01-10 04:10:48,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2022-01-10 04:10:48,088 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 04:10:48,088 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-01-10 04:10:48,100 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2022-01-10 04:10:48,297 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-01-10 04:10:48,298 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 04:10:48,298 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 04:10:48,298 INFO L85 PathProgramCache]: Analyzing trace with hash 747461011, now seen corresponding path program 1 times [2022-01-10 04:10:48,299 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-01-10 04:10:48,299 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1305732419] [2022-01-10 04:10:48,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 04:10:48,299 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-01-10 04:10:48,299 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-01-10 04:10:48,300 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-01-10 04:10:48,302 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2022-01-10 04:10:48,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-01-10 04:10:48,357 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-01-10 04:10:48,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-01-10 04:10:48,497 INFO L133 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2022-01-10 04:10:48,497 INFO L628 BasicCegarLoop]: Counterexample is feasible [2022-01-10 04:10:48,498 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-01-10 04:10:48,510 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (12)] Forceful destruction successful, exit code 0 [2022-01-10 04:10:48,709 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-01-10 04:10:48,713 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-10 04:10:48,716 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2022-01-10 04:10:48,840 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.01 04:10:48 BoogieIcfgContainer [2022-01-10 04:10:48,840 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-01-10 04:10:48,841 INFO L158 Benchmark]: Toolchain (without parser) took 7758.82ms. Allocated memory was 177.2MB in the beginning and 227.5MB in the end (delta: 50.3MB). Free memory was 122.9MB in the beginning and 159.4MB in the end (delta: -36.5MB). Peak memory consumption was 14.2MB. Max. memory is 8.0GB. [2022-01-10 04:10:48,841 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 177.2MB. Free memory was 140.1MB in the beginning and 140.0MB in the end (delta: 94.8kB). There was no memory consumed. Max. memory is 8.0GB. [2022-01-10 04:10:48,841 INFO L158 Benchmark]: CACSL2BoogieTranslator took 455.34ms. Allocated memory was 177.2MB in the beginning and 227.5MB in the end (delta: 50.3MB). Free memory was 122.7MB in the beginning and 196.9MB in the end (delta: -74.2MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2022-01-10 04:10:48,841 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.80ms. Allocated memory is still 227.5MB. Free memory was 196.9MB in the beginning and 193.7MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-01-10 04:10:48,842 INFO L158 Benchmark]: Boogie Preprocessor took 37.94ms. Allocated memory is still 227.5MB. Free memory was 193.7MB in the beginning and 191.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-01-10 04:10:48,842 INFO L158 Benchmark]: RCFGBuilder took 668.82ms. Allocated memory is still 227.5MB. Free memory was 191.6MB in the beginning and 162.8MB in the end (delta: 28.9MB). Peak memory consumption was 29.4MB. Max. memory is 8.0GB. [2022-01-10 04:10:48,843 INFO L158 Benchmark]: TraceAbstraction took 6500.40ms. Allocated memory is still 227.5MB. Free memory was 162.3MB in the beginning and 159.4MB in the end (delta: 2.9MB). Peak memory consumption was 2.9MB. Max. memory is 8.0GB. [2022-01-10 04:10:48,844 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 177.2MB. Free memory was 140.1MB in the beginning and 140.0MB in the end (delta: 94.8kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 455.34ms. Allocated memory was 177.2MB in the beginning and 227.5MB in the end (delta: 50.3MB). Free memory was 122.7MB in the beginning and 196.9MB in the end (delta: -74.2MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 82.80ms. Allocated memory is still 227.5MB. Free memory was 196.9MB in the beginning and 193.7MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 37.94ms. Allocated memory is still 227.5MB. Free memory was 193.7MB in the beginning and 191.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 668.82ms. Allocated memory is still 227.5MB. Free memory was 191.6MB in the beginning and 162.8MB in the end (delta: 28.9MB). Peak memory consumption was 29.4MB. Max. memory is 8.0GB. * TraceAbstraction took 6500.40ms. Allocated memory is still 227.5MB. Free memory was 162.3MB in the beginning and 159.4MB in the end (delta: 2.9MB). Peak memory consumption was 2.9MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 654]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L659] int s ; [L660] int tmp ; [L664] s = 8464 [L665] CALL ssl3_accept(s) [L23] int s__info_callback = __VERIFIER_nondet_int() ; [L24] int s__in_handshake = __VERIFIER_nondet_int() ; [L25] int s__state ; [L26] int s__new_session ; [L27] int s__server ; [L28] int s__version = __VERIFIER_nondet_int() ; [L29] int s__type ; [L30] int s__init_num ; [L31] int s__hit = __VERIFIER_nondet_int() ; [L32] int s__rwstate ; [L33] int s__init_buf___0 = 1; [L34] int s__debug = __VERIFIER_nondet_int() ; [L35] int s__shutdown ; [L36] int s__cert = __VERIFIER_nondet_int() ; [L37] int s__options = __VERIFIER_nondet_int() ; [L38] int s__verify_mode = __VERIFIER_nondet_int() ; [L39] int s__session__peer = __VERIFIER_nondet_int() ; [L40] int s__cert__pkeys__AT0__privatekey = __VERIFIER_nondet_int() ; [L41] int s__ctx__info_callback = __VERIFIER_nondet_int() ; [L42] int s__ctx__stats__sess_accept_renegotiate = __VERIFIER_nondet_int() ; [L43] int s__ctx__stats__sess_accept = __VERIFIER_nondet_int() ; [L44] int s__ctx__stats__sess_accept_good = __VERIFIER_nondet_int() ; [L45] int s__s3__tmp__cert_request ; [L46] int s__s3__tmp__reuse_message ; [L47] int s__s3__tmp__use_rsa_tmp ; [L48] int s__s3__tmp__new_cipher = __VERIFIER_nondet_int() ; [L49] int s__s3__tmp__new_cipher__algorithms ; [L50] int s__s3__tmp__next_state___0 ; [L51] int s__s3__tmp__new_cipher__algo_strength ; [L52] int s__session__cipher ; [L53] int buf ; [L54] unsigned long l ; [L55] unsigned long Time ; [L56] unsigned long tmp ; [L57] int cb ; [L58] long num1 = __VERIFIER_nondet_long() ; [L59] int ret ; [L60] int new_state ; [L61] int state ; [L62] int skip ; [L63] int got_new_session ; [L64] int tmp___1 = __VERIFIER_nondet_int() ; [L65] int tmp___2 = __VERIFIER_nondet_int() ; [L66] int tmp___3 = __VERIFIER_nondet_int() ; [L67] int tmp___4 = __VERIFIER_nondet_int() ; [L68] int tmp___5 = __VERIFIER_nondet_int() ; [L69] int tmp___6 = __VERIFIER_nondet_int() ; [L70] int tmp___7 = __VERIFIER_nondet_int() ; [L71] long tmp___8 = __VERIFIER_nondet_long() ; [L72] int tmp___9 = __VERIFIER_nondet_int() ; [L73] int tmp___10 = __VERIFIER_nondet_int() ; [L74] int blastFlag ; [L75] int __cil_tmp55 ; [L76] unsigned long __cil_tmp56 ; [L77] unsigned long __cil_tmp57 ; [L78] unsigned long __cil_tmp58 ; [L79] unsigned long __cil_tmp59 ; [L80] int __cil_tmp60 ; [L81] unsigned long __cil_tmp61 ; [L84] s__state = initial_state [L85] blastFlag = 0 [L86] tmp = __VERIFIER_nondet_int() [L87] Time = tmp [L88] cb = 0 [L89] ret = -1 [L90] skip = 0 [L91] got_new_session = 0 VAL [\old(initial_state)=8464, blastFlag=0, cb=0, got_new_session=0, initial_state=8464, ret=4294967295, s__init_buf___0=1, s__state=8464, skip=0, Time=0, tmp=0] [L92] COND TRUE s__info_callback != 0 [L93] cb = s__info_callback VAL [\old(initial_state)=8464, blastFlag=0, cb=2147483648, got_new_session=0, initial_state=8464, ret=4294967295, s__info_callback=2147483648, s__init_buf___0=1, s__state=8464, skip=0, Time=0, tmp=0] [L99] s__in_handshake ++ VAL [\old(initial_state)=8464, blastFlag=0, cb=2147483648, got_new_session=0, initial_state=8464, ret=4294967295, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__state=8464, skip=0, Time=0, tmp=0] [L100] COND FALSE !(tmp___1 + 12288) VAL [\old(initial_state)=8464, blastFlag=0, cb=2147483648, got_new_session=0, initial_state=8464, ret=4294967295, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__state=8464, skip=0, Time=0, tmp=0, tmp___1=4294955008] [L105] COND FALSE !(s__cert == 0) VAL [\old(initial_state)=8464, blastFlag=0, cb=2147483648, got_new_session=0, initial_state=8464, ret=4294967295, s__cert=2, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__state=8464, skip=0, Time=0, tmp=0, tmp___1=4294955008] [L109] COND TRUE 1 VAL [\old(initial_state)=8464, blastFlag=0, cb=2147483648, got_new_session=0, initial_state=8464, ret=4294967295, s__cert=2, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__state=8464, skip=0, Time=0, tmp=0, tmp___1=4294955008] [L111] state = s__state VAL [\old(initial_state)=8464, blastFlag=0, cb=2147483648, got_new_session=0, initial_state=8464, ret=4294967295, s__cert=2, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__state=8464, skip=0, state=8464, Time=0, tmp=0, tmp___1=4294955008] [L112] COND FALSE !(s__state == 12292) VAL [\old(initial_state)=8464, blastFlag=0, cb=2147483648, got_new_session=0, initial_state=8464, ret=4294967295, s__cert=2, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__state=8464, skip=0, state=8464, Time=0, tmp=0, tmp___1=4294955008] [L115] COND FALSE !(s__state == 16384) VAL [\old(initial_state)=8464, blastFlag=0, cb=2147483648, got_new_session=0, initial_state=8464, ret=4294967295, s__cert=2, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__state=8464, skip=0, state=8464, Time=0, tmp=0, tmp___1=4294955008] [L118] COND FALSE !(s__state == 8192) VAL [\old(initial_state)=8464, blastFlag=0, cb=2147483648, got_new_session=0, initial_state=8464, ret=4294967295, s__cert=2, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__state=8464, skip=0, state=8464, Time=0, tmp=0, tmp___1=4294955008] [L121] COND FALSE !(s__state == 24576) VAL [\old(initial_state)=8464, blastFlag=0, cb=2147483648, got_new_session=0, initial_state=8464, ret=4294967295, s__cert=2, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__state=8464, skip=0, state=8464, Time=0, tmp=0, tmp___1=4294955008] [L124] COND FALSE !(s__state == 8195) VAL [\old(initial_state)=8464, blastFlag=0, cb=2147483648, got_new_session=0, initial_state=8464, ret=4294967295, s__cert=2, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__state=8464, skip=0, state=8464, Time=0, tmp=0, tmp___1=4294955008] [L127] COND FALSE !(s__state == 8480) VAL [\old(initial_state)=8464, blastFlag=0, cb=2147483648, got_new_session=0, initial_state=8464, ret=4294967295, s__cert=2, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__state=8464, skip=0, state=8464, Time=0, tmp=0, tmp___1=4294955008] [L130] COND FALSE !(s__state == 8481) VAL [\old(initial_state)=8464, blastFlag=0, cb=2147483648, got_new_session=0, initial_state=8464, ret=4294967295, s__cert=2, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__state=8464, skip=0, state=8464, Time=0, tmp=0, tmp___1=4294955008] [L133] COND FALSE !(s__state == 8482) VAL [\old(initial_state)=8464, blastFlag=0, cb=2147483648, got_new_session=0, initial_state=8464, ret=4294967295, s__cert=2, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__state=8464, skip=0, state=8464, Time=0, tmp=0, tmp___1=4294955008] [L136] COND TRUE s__state == 8464 VAL [\old(initial_state)=8464, blastFlag=0, cb=2147483648, got_new_session=0, initial_state=8464, ret=4294967295, s__cert=2, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__state=8464, skip=0, state=8464, Time=0, tmp=0, tmp___1=4294955008] [L282] s__shutdown = 0 [L283] ret = __VERIFIER_nondet_int() [L284] COND TRUE blastFlag == 0 [L285] blastFlag = 1 VAL [\old(initial_state)=8464, blastFlag=1, cb=2147483648, got_new_session=0, initial_state=8464, ret=1073741824, s__cert=2, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__shutdown=0, s__state=8464, skip=0, state=8464, Time=0, tmp=0, tmp___1=4294955008] [L287] COND FALSE !(ret <= 0) [L290] got_new_session = 1 [L291] s__state = 8496 [L292] s__init_num = 0 VAL [\old(initial_state)=8464, blastFlag=1, cb=2147483648, got_new_session=1, initial_state=8464, ret=1073741824, s__cert=2, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__init_num=0, s__shutdown=0, s__state=8496, skip=0, state=8464, Time=0, tmp=0, tmp___1=4294955008] [L611] s__s3__tmp__reuse_message = __VERIFIER_nondet_int() [L612] COND FALSE !(! s__s3__tmp__reuse_message) VAL [\old(initial_state)=8464, blastFlag=1, cb=2147483648, got_new_session=1, initial_state=8464, ret=1073741824, s__cert=2, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__init_num=0, s__s3__tmp__reuse_message=2147483648, s__shutdown=0, s__state=8496, skip=0, state=8464, Time=0, tmp=0, tmp___1=4294955008] [L643] skip = 0 VAL [\old(initial_state)=8464, blastFlag=1, cb=2147483648, got_new_session=1, initial_state=8464, ret=1073741824, s__cert=2, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__init_num=0, s__s3__tmp__reuse_message=2147483648, s__shutdown=0, s__state=8496, skip=0, state=8464, Time=0, tmp=0, tmp___1=4294955008] [L109] COND TRUE 1 VAL [\old(initial_state)=8464, blastFlag=1, cb=2147483648, got_new_session=1, initial_state=8464, ret=1073741824, s__cert=2, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__init_num=0, s__s3__tmp__reuse_message=2147483648, s__shutdown=0, s__state=8496, skip=0, state=8464, Time=0, tmp=0, tmp___1=4294955008] [L111] state = s__state VAL [\old(initial_state)=8464, blastFlag=1, cb=2147483648, got_new_session=1, initial_state=8464, ret=1073741824, s__cert=2, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__init_num=0, s__s3__tmp__reuse_message=2147483648, s__shutdown=0, s__state=8496, skip=0, state=8496, Time=0, tmp=0, tmp___1=4294955008] [L112] COND FALSE !(s__state == 12292) VAL [\old(initial_state)=8464, blastFlag=1, cb=2147483648, got_new_session=1, initial_state=8464, ret=1073741824, s__cert=2, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__init_num=0, s__s3__tmp__reuse_message=2147483648, s__shutdown=0, s__state=8496, skip=0, state=8496, Time=0, tmp=0, tmp___1=4294955008] [L115] COND FALSE !(s__state == 16384) VAL [\old(initial_state)=8464, blastFlag=1, cb=2147483648, got_new_session=1, initial_state=8464, ret=1073741824, s__cert=2, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__init_num=0, s__s3__tmp__reuse_message=2147483648, s__shutdown=0, s__state=8496, skip=0, state=8496, Time=0, tmp=0, tmp___1=4294955008] [L118] COND FALSE !(s__state == 8192) VAL [\old(initial_state)=8464, blastFlag=1, cb=2147483648, got_new_session=1, initial_state=8464, ret=1073741824, s__cert=2, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__init_num=0, s__s3__tmp__reuse_message=2147483648, s__shutdown=0, s__state=8496, skip=0, state=8496, Time=0, tmp=0, tmp___1=4294955008] [L121] COND FALSE !(s__state == 24576) VAL [\old(initial_state)=8464, blastFlag=1, cb=2147483648, got_new_session=1, initial_state=8464, ret=1073741824, s__cert=2, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__init_num=0, s__s3__tmp__reuse_message=2147483648, s__shutdown=0, s__state=8496, skip=0, state=8496, Time=0, tmp=0, tmp___1=4294955008] [L124] COND FALSE !(s__state == 8195) VAL [\old(initial_state)=8464, blastFlag=1, cb=2147483648, got_new_session=1, initial_state=8464, ret=1073741824, s__cert=2, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__init_num=0, s__s3__tmp__reuse_message=2147483648, s__shutdown=0, s__state=8496, skip=0, state=8496, Time=0, tmp=0, tmp___1=4294955008] [L127] COND FALSE !(s__state == 8480) VAL [\old(initial_state)=8464, blastFlag=1, cb=2147483648, got_new_session=1, initial_state=8464, ret=1073741824, s__cert=2, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__init_num=0, s__s3__tmp__reuse_message=2147483648, s__shutdown=0, s__state=8496, skip=0, state=8496, Time=0, tmp=0, tmp___1=4294955008] [L130] COND FALSE !(s__state == 8481) VAL [\old(initial_state)=8464, blastFlag=1, cb=2147483648, got_new_session=1, initial_state=8464, ret=1073741824, s__cert=2, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__init_num=0, s__s3__tmp__reuse_message=2147483648, s__shutdown=0, s__state=8496, skip=0, state=8496, Time=0, tmp=0, tmp___1=4294955008] [L133] COND FALSE !(s__state == 8482) VAL [\old(initial_state)=8464, blastFlag=1, cb=2147483648, got_new_session=1, initial_state=8464, ret=1073741824, s__cert=2, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__init_num=0, s__s3__tmp__reuse_message=2147483648, s__shutdown=0, s__state=8496, skip=0, state=8496, Time=0, tmp=0, tmp___1=4294955008] [L136] COND FALSE !(s__state == 8464) VAL [\old(initial_state)=8464, blastFlag=1, cb=2147483648, got_new_session=1, initial_state=8464, ret=1073741824, s__cert=2, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__init_num=0, s__s3__tmp__reuse_message=2147483648, s__shutdown=0, s__state=8496, skip=0, state=8496, Time=0, tmp=0, tmp___1=4294955008] [L139] COND FALSE !(s__state == 8465) VAL [\old(initial_state)=8464, blastFlag=1, cb=2147483648, got_new_session=1, initial_state=8464, ret=1073741824, s__cert=2, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__init_num=0, s__s3__tmp__reuse_message=2147483648, s__shutdown=0, s__state=8496, skip=0, state=8496, Time=0, tmp=0, tmp___1=4294955008] [L142] COND FALSE !(s__state == 8466) VAL [\old(initial_state)=8464, blastFlag=1, cb=2147483648, got_new_session=1, initial_state=8464, ret=1073741824, s__cert=2, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__init_num=0, s__s3__tmp__reuse_message=2147483648, s__shutdown=0, s__state=8496, skip=0, state=8496, Time=0, tmp=0, tmp___1=4294955008] [L145] COND TRUE s__state == 8496 VAL [\old(initial_state)=8464, blastFlag=1, cb=2147483648, got_new_session=1, initial_state=8464, ret=1073741824, s__cert=2, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__init_num=0, s__s3__tmp__reuse_message=2147483648, s__shutdown=0, s__state=8496, skip=0, state=8496, Time=0, tmp=0, tmp___1=4294955008] [L296] ret = __VERIFIER_nondet_int() [L297] COND TRUE blastFlag == 1 [L298] blastFlag = 2 VAL [\old(initial_state)=8464, blastFlag=2, cb=2147483648, got_new_session=1, initial_state=8464, ret=1073741824, s__cert=2, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__init_num=0, s__s3__tmp__reuse_message=2147483648, s__shutdown=0, s__state=8496, skip=0, state=8496, Time=0, tmp=0, tmp___1=4294955008] [L300] COND FALSE !(ret <= 0) VAL [\old(initial_state)=8464, blastFlag=2, cb=2147483648, got_new_session=1, initial_state=8464, ret=1073741824, s__cert=2, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__init_num=0, s__s3__tmp__reuse_message=2147483648, s__shutdown=0, s__state=8496, skip=0, state=8496, Time=0, tmp=0, tmp___1=4294955008] [L303] COND FALSE !(\read(s__hit)) [L306] s__state = 8512 VAL [\old(initial_state)=8464, blastFlag=2, cb=2147483648, got_new_session=1, initial_state=8464, ret=1073741824, s__cert=2, s__hit=0, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__init_num=0, s__s3__tmp__reuse_message=2147483648, s__shutdown=0, s__state=8512, skip=0, state=8496, Time=0, tmp=0, tmp___1=4294955008] [L308] s__init_num = 0 VAL [\old(initial_state)=8464, blastFlag=2, cb=2147483648, got_new_session=1, initial_state=8464, ret=1073741824, s__cert=2, s__hit=0, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__init_num=0, s__s3__tmp__reuse_message=2147483648, s__shutdown=0, s__state=8512, skip=0, state=8496, Time=0, tmp=0, tmp___1=4294955008] [L611] s__s3__tmp__reuse_message = __VERIFIER_nondet_int() [L612] COND FALSE !(! s__s3__tmp__reuse_message) VAL [\old(initial_state)=8464, blastFlag=2, cb=2147483648, got_new_session=1, initial_state=8464, ret=1073741824, s__cert=2, s__hit=0, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__init_num=0, s__s3__tmp__reuse_message=2147483648, s__shutdown=0, s__state=8512, skip=0, state=8496, Time=0, tmp=0, tmp___1=4294955008] [L643] skip = 0 VAL [\old(initial_state)=8464, blastFlag=2, cb=2147483648, got_new_session=1, initial_state=8464, ret=1073741824, s__cert=2, s__hit=0, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__init_num=0, s__s3__tmp__reuse_message=2147483648, s__shutdown=0, s__state=8512, skip=0, state=8496, Time=0, tmp=0, tmp___1=4294955008] [L109] COND TRUE 1 VAL [\old(initial_state)=8464, blastFlag=2, cb=2147483648, got_new_session=1, initial_state=8464, ret=1073741824, s__cert=2, s__hit=0, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__init_num=0, s__s3__tmp__reuse_message=2147483648, s__shutdown=0, s__state=8512, skip=0, state=8496, Time=0, tmp=0, tmp___1=4294955008] [L111] state = s__state VAL [\old(initial_state)=8464, blastFlag=2, cb=2147483648, got_new_session=1, initial_state=8464, ret=1073741824, s__cert=2, s__hit=0, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__init_num=0, s__s3__tmp__reuse_message=2147483648, s__shutdown=0, s__state=8512, skip=0, state=8512, Time=0, tmp=0, tmp___1=4294955008] [L112] COND FALSE !(s__state == 12292) VAL [\old(initial_state)=8464, blastFlag=2, cb=2147483648, got_new_session=1, initial_state=8464, ret=1073741824, s__cert=2, s__hit=0, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__init_num=0, s__s3__tmp__reuse_message=2147483648, s__shutdown=0, s__state=8512, skip=0, state=8512, Time=0, tmp=0, tmp___1=4294955008] [L115] COND FALSE !(s__state == 16384) VAL [\old(initial_state)=8464, blastFlag=2, cb=2147483648, got_new_session=1, initial_state=8464, ret=1073741824, s__cert=2, s__hit=0, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__init_num=0, s__s3__tmp__reuse_message=2147483648, s__shutdown=0, s__state=8512, skip=0, state=8512, Time=0, tmp=0, tmp___1=4294955008] [L118] COND FALSE !(s__state == 8192) VAL [\old(initial_state)=8464, blastFlag=2, cb=2147483648, got_new_session=1, initial_state=8464, ret=1073741824, s__cert=2, s__hit=0, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__init_num=0, s__s3__tmp__reuse_message=2147483648, s__shutdown=0, s__state=8512, skip=0, state=8512, Time=0, tmp=0, tmp___1=4294955008] [L121] COND FALSE !(s__state == 24576) VAL [\old(initial_state)=8464, blastFlag=2, cb=2147483648, got_new_session=1, initial_state=8464, ret=1073741824, s__cert=2, s__hit=0, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__init_num=0, s__s3__tmp__reuse_message=2147483648, s__shutdown=0, s__state=8512, skip=0, state=8512, Time=0, tmp=0, tmp___1=4294955008] [L124] COND FALSE !(s__state == 8195) VAL [\old(initial_state)=8464, blastFlag=2, cb=2147483648, got_new_session=1, initial_state=8464, ret=1073741824, s__cert=2, s__hit=0, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__init_num=0, s__s3__tmp__reuse_message=2147483648, s__shutdown=0, s__state=8512, skip=0, state=8512, Time=0, tmp=0, tmp___1=4294955008] [L127] COND FALSE !(s__state == 8480) VAL [\old(initial_state)=8464, blastFlag=2, cb=2147483648, got_new_session=1, initial_state=8464, ret=1073741824, s__cert=2, s__hit=0, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__init_num=0, s__s3__tmp__reuse_message=2147483648, s__shutdown=0, s__state=8512, skip=0, state=8512, Time=0, tmp=0, tmp___1=4294955008] [L130] COND FALSE !(s__state == 8481) VAL [\old(initial_state)=8464, blastFlag=2, cb=2147483648, got_new_session=1, initial_state=8464, ret=1073741824, s__cert=2, s__hit=0, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__init_num=0, s__s3__tmp__reuse_message=2147483648, s__shutdown=0, s__state=8512, skip=0, state=8512, Time=0, tmp=0, tmp___1=4294955008] [L133] COND FALSE !(s__state == 8482) VAL [\old(initial_state)=8464, blastFlag=2, cb=2147483648, got_new_session=1, initial_state=8464, ret=1073741824, s__cert=2, s__hit=0, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__init_num=0, s__s3__tmp__reuse_message=2147483648, s__shutdown=0, s__state=8512, skip=0, state=8512, Time=0, tmp=0, tmp___1=4294955008] [L136] COND FALSE !(s__state == 8464) VAL [\old(initial_state)=8464, blastFlag=2, cb=2147483648, got_new_session=1, initial_state=8464, ret=1073741824, s__cert=2, s__hit=0, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__init_num=0, s__s3__tmp__reuse_message=2147483648, s__shutdown=0, s__state=8512, skip=0, state=8512, Time=0, tmp=0, tmp___1=4294955008] [L139] COND FALSE !(s__state == 8465) VAL [\old(initial_state)=8464, blastFlag=2, cb=2147483648, got_new_session=1, initial_state=8464, ret=1073741824, s__cert=2, s__hit=0, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__init_num=0, s__s3__tmp__reuse_message=2147483648, s__shutdown=0, s__state=8512, skip=0, state=8512, Time=0, tmp=0, tmp___1=4294955008] [L142] COND FALSE !(s__state == 8466) VAL [\old(initial_state)=8464, blastFlag=2, cb=2147483648, got_new_session=1, initial_state=8464, ret=1073741824, s__cert=2, s__hit=0, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__init_num=0, s__s3__tmp__reuse_message=2147483648, s__shutdown=0, s__state=8512, skip=0, state=8512, Time=0, tmp=0, tmp___1=4294955008] [L145] COND FALSE !(s__state == 8496) VAL [\old(initial_state)=8464, blastFlag=2, cb=2147483648, got_new_session=1, initial_state=8464, ret=1073741824, s__cert=2, s__hit=0, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__init_num=0, s__s3__tmp__reuse_message=2147483648, s__shutdown=0, s__state=8512, skip=0, state=8512, Time=0, tmp=0, tmp___1=4294955008] [L148] COND FALSE !(s__state == 8497) VAL [\old(initial_state)=8464, blastFlag=2, cb=2147483648, got_new_session=1, initial_state=8464, ret=1073741824, s__cert=2, s__hit=0, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__init_num=0, s__s3__tmp__reuse_message=2147483648, s__shutdown=0, s__state=8512, skip=0, state=8512, Time=0, tmp=0, tmp___1=4294955008] [L151] COND TRUE s__state == 8512 VAL [\old(initial_state)=8464, blastFlag=2, cb=2147483648, got_new_session=1, initial_state=8464, ret=1073741824, s__cert=2, s__hit=0, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__init_num=0, s__s3__tmp__reuse_message=2147483648, s__shutdown=0, s__state=8512, skip=0, state=8512, Time=0, tmp=0, tmp___1=4294955008] [L313] s__s3__tmp__new_cipher__algorithms = __VERIFIER_nondet_int() [L314] __cil_tmp56 = (unsigned long )s__s3__tmp__new_cipher__algorithms VAL [\old(initial_state)=8464, __cil_tmp56=0, blastFlag=2, cb=2147483648, got_new_session=1, initial_state=8464, ret=1073741824, s__cert=2, s__hit=0, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__init_num=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2147483648, s__shutdown=0, s__state=8512, skip=0, state=8512, Time=0, tmp=0, tmp___1=4294955008] [L315] COND TRUE __cil_tmp56 + 256UL [L316] skip = 1 VAL [\old(initial_state)=8464, __cil_tmp56=0, blastFlag=2, cb=2147483648, got_new_session=1, initial_state=8464, ret=1073741824, s__cert=2, s__hit=0, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__init_num=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2147483648, s__shutdown=0, s__state=8512, skip=1, state=8512, Time=0, tmp=0, tmp___1=4294955008] [L327] s__state = 8528 [L328] s__init_num = 0 VAL [\old(initial_state)=8464, __cil_tmp56=0, blastFlag=2, cb=2147483648, got_new_session=1, initial_state=8464, ret=1073741824, s__cert=2, s__hit=0, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__init_num=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2147483648, s__shutdown=0, s__state=8528, skip=1, state=8512, Time=0, tmp=0, tmp___1=4294955008] [L611] s__s3__tmp__reuse_message = __VERIFIER_nondet_int() [L612] COND FALSE !(! s__s3__tmp__reuse_message) VAL [\old(initial_state)=8464, __cil_tmp56=0, blastFlag=2, cb=2147483648, got_new_session=1, initial_state=8464, ret=1073741824, s__cert=2, s__hit=0, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__init_num=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2147483648, s__shutdown=0, s__state=8528, skip=1, state=8512, Time=0, tmp=0, tmp___1=4294955008] [L643] skip = 0 VAL [\old(initial_state)=8464, __cil_tmp56=0, blastFlag=2, cb=2147483648, got_new_session=1, initial_state=8464, ret=1073741824, s__cert=2, s__hit=0, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__init_num=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2147483648, s__shutdown=0, s__state=8528, skip=0, state=8512, Time=0, tmp=0, tmp___1=4294955008] [L109] COND TRUE 1 VAL [\old(initial_state)=8464, __cil_tmp56=0, blastFlag=2, cb=2147483648, got_new_session=1, initial_state=8464, ret=1073741824, s__cert=2, s__hit=0, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__init_num=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2147483648, s__shutdown=0, s__state=8528, skip=0, state=8512, Time=0, tmp=0, tmp___1=4294955008] [L111] state = s__state VAL [\old(initial_state)=8464, __cil_tmp56=0, blastFlag=2, cb=2147483648, got_new_session=1, initial_state=8464, ret=1073741824, s__cert=2, s__hit=0, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__init_num=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2147483648, s__shutdown=0, s__state=8528, skip=0, state=8528, Time=0, tmp=0, tmp___1=4294955008] [L112] COND FALSE !(s__state == 12292) VAL [\old(initial_state)=8464, __cil_tmp56=0, blastFlag=2, cb=2147483648, got_new_session=1, initial_state=8464, ret=1073741824, s__cert=2, s__hit=0, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__init_num=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2147483648, s__shutdown=0, s__state=8528, skip=0, state=8528, Time=0, tmp=0, tmp___1=4294955008] [L115] COND FALSE !(s__state == 16384) VAL [\old(initial_state)=8464, __cil_tmp56=0, blastFlag=2, cb=2147483648, got_new_session=1, initial_state=8464, ret=1073741824, s__cert=2, s__hit=0, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__init_num=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2147483648, s__shutdown=0, s__state=8528, skip=0, state=8528, Time=0, tmp=0, tmp___1=4294955008] [L118] COND FALSE !(s__state == 8192) VAL [\old(initial_state)=8464, __cil_tmp56=0, blastFlag=2, cb=2147483648, got_new_session=1, initial_state=8464, ret=1073741824, s__cert=2, s__hit=0, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__init_num=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2147483648, s__shutdown=0, s__state=8528, skip=0, state=8528, Time=0, tmp=0, tmp___1=4294955008] [L121] COND FALSE !(s__state == 24576) VAL [\old(initial_state)=8464, __cil_tmp56=0, blastFlag=2, cb=2147483648, got_new_session=1, initial_state=8464, ret=1073741824, s__cert=2, s__hit=0, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__init_num=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2147483648, s__shutdown=0, s__state=8528, skip=0, state=8528, Time=0, tmp=0, tmp___1=4294955008] [L124] COND FALSE !(s__state == 8195) VAL [\old(initial_state)=8464, __cil_tmp56=0, blastFlag=2, cb=2147483648, got_new_session=1, initial_state=8464, ret=1073741824, s__cert=2, s__hit=0, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__init_num=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2147483648, s__shutdown=0, s__state=8528, skip=0, state=8528, Time=0, tmp=0, tmp___1=4294955008] [L127] COND FALSE !(s__state == 8480) VAL [\old(initial_state)=8464, __cil_tmp56=0, blastFlag=2, cb=2147483648, got_new_session=1, initial_state=8464, ret=1073741824, s__cert=2, s__hit=0, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__init_num=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2147483648, s__shutdown=0, s__state=8528, skip=0, state=8528, Time=0, tmp=0, tmp___1=4294955008] [L130] COND FALSE !(s__state == 8481) VAL [\old(initial_state)=8464, __cil_tmp56=0, blastFlag=2, cb=2147483648, got_new_session=1, initial_state=8464, ret=1073741824, s__cert=2, s__hit=0, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__init_num=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2147483648, s__shutdown=0, s__state=8528, skip=0, state=8528, Time=0, tmp=0, tmp___1=4294955008] [L133] COND FALSE !(s__state == 8482) VAL [\old(initial_state)=8464, __cil_tmp56=0, blastFlag=2, cb=2147483648, got_new_session=1, initial_state=8464, ret=1073741824, s__cert=2, s__hit=0, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__init_num=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2147483648, s__shutdown=0, s__state=8528, skip=0, state=8528, Time=0, tmp=0, tmp___1=4294955008] [L136] COND FALSE !(s__state == 8464) VAL [\old(initial_state)=8464, __cil_tmp56=0, blastFlag=2, cb=2147483648, got_new_session=1, initial_state=8464, ret=1073741824, s__cert=2, s__hit=0, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__init_num=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2147483648, s__shutdown=0, s__state=8528, skip=0, state=8528, Time=0, tmp=0, tmp___1=4294955008] [L139] COND FALSE !(s__state == 8465) VAL [\old(initial_state)=8464, __cil_tmp56=0, blastFlag=2, cb=2147483648, got_new_session=1, initial_state=8464, ret=1073741824, s__cert=2, s__hit=0, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__init_num=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2147483648, s__shutdown=0, s__state=8528, skip=0, state=8528, Time=0, tmp=0, tmp___1=4294955008] [L142] COND FALSE !(s__state == 8466) VAL [\old(initial_state)=8464, __cil_tmp56=0, blastFlag=2, cb=2147483648, got_new_session=1, initial_state=8464, ret=1073741824, s__cert=2, s__hit=0, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__init_num=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2147483648, s__shutdown=0, s__state=8528, skip=0, state=8528, Time=0, tmp=0, tmp___1=4294955008] [L145] COND FALSE !(s__state == 8496) VAL [\old(initial_state)=8464, __cil_tmp56=0, blastFlag=2, cb=2147483648, got_new_session=1, initial_state=8464, ret=1073741824, s__cert=2, s__hit=0, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__init_num=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2147483648, s__shutdown=0, s__state=8528, skip=0, state=8528, Time=0, tmp=0, tmp___1=4294955008] [L148] COND FALSE !(s__state == 8497) VAL [\old(initial_state)=8464, __cil_tmp56=0, blastFlag=2, cb=2147483648, got_new_session=1, initial_state=8464, ret=1073741824, s__cert=2, s__hit=0, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__init_num=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2147483648, s__shutdown=0, s__state=8528, skip=0, state=8528, Time=0, tmp=0, tmp___1=4294955008] [L151] COND FALSE !(s__state == 8512) VAL [\old(initial_state)=8464, __cil_tmp56=0, blastFlag=2, cb=2147483648, got_new_session=1, initial_state=8464, ret=1073741824, s__cert=2, s__hit=0, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__init_num=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2147483648, s__shutdown=0, s__state=8528, skip=0, state=8528, Time=0, tmp=0, tmp___1=4294955008] [L154] COND FALSE !(s__state == 8513) VAL [\old(initial_state)=8464, __cil_tmp56=0, blastFlag=2, cb=2147483648, got_new_session=1, initial_state=8464, ret=1073741824, s__cert=2, s__hit=0, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__init_num=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2147483648, s__shutdown=0, s__state=8528, skip=0, state=8528, Time=0, tmp=0, tmp___1=4294955008] [L157] COND TRUE s__state == 8528 VAL [\old(initial_state)=8464, __cil_tmp56=0, blastFlag=2, cb=2147483648, got_new_session=1, initial_state=8464, ret=1073741824, s__cert=2, s__hit=0, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__init_num=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2147483648, s__shutdown=0, s__state=8528, skip=0, state=8528, Time=0, tmp=0, tmp___1=4294955008] [L332] s__s3__tmp__new_cipher__algorithms = __VERIFIER_nondet_int() [L333] l = (unsigned long )s__s3__tmp__new_cipher__algorithms [L335] __cil_tmp57 = (unsigned long )s__options VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, blastFlag=2, cb=2147483648, got_new_session=1, initial_state=8464, l=0, ret=1073741824, s__cert=2, s__hit=0, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2147483648, s__shutdown=0, s__state=8528, skip=0, state=8528, Time=0, tmp=0, tmp___1=4294955008] [L336] COND TRUE __cil_tmp57 + 2097152UL [L337] s__s3__tmp__use_rsa_tmp = 1 VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, blastFlag=2, cb=2147483648, got_new_session=1, initial_state=8464, l=0, ret=1073741824, s__cert=2, s__hit=0, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2147483648, s__s3__tmp__use_rsa_tmp=1, s__shutdown=0, s__state=8528, skip=0, state=8528, Time=0, tmp=0, tmp___1=4294955008] [L342] COND TRUE \read(s__s3__tmp__use_rsa_tmp) VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, blastFlag=2, cb=2147483648, got_new_session=1, initial_state=8464, l=0, ret=1073741824, s__cert=2, s__hit=0, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2147483648, s__s3__tmp__use_rsa_tmp=1, s__shutdown=0, s__state=8528, skip=0, state=8528, Time=0, tmp=0, tmp___1=4294955008] [L369] ret = __VERIFIER_nondet_int() [L370] COND FALSE !(blastFlag == 6) VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, blastFlag=2, cb=2147483648, got_new_session=1, initial_state=8464, l=0, ret=1073741824, s__cert=2, s__hit=0, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2147483648, s__s3__tmp__use_rsa_tmp=1, s__shutdown=0, s__state=8528, skip=0, state=8528, Time=0, tmp=0, tmp___1=4294955008] [L373] COND FALSE !(ret <= 0) VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, blastFlag=2, cb=2147483648, got_new_session=1, initial_state=8464, l=0, ret=1073741824, s__cert=2, s__hit=0, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2147483648, s__s3__tmp__use_rsa_tmp=1, s__shutdown=0, s__state=8528, skip=0, state=8528, Time=0, tmp=0, tmp___1=4294955008] [L390] s__state = 8544 [L391] s__init_num = 0 VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, blastFlag=2, cb=2147483648, got_new_session=1, initial_state=8464, l=0, ret=1073741824, s__cert=2, s__hit=0, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2147483648, s__s3__tmp__use_rsa_tmp=1, s__shutdown=0, s__state=8544, skip=0, state=8528, Time=0, tmp=0, tmp___1=4294955008] [L611] s__s3__tmp__reuse_message = __VERIFIER_nondet_int() [L612] COND TRUE ! s__s3__tmp__reuse_message VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, blastFlag=2, cb=2147483648, got_new_session=1, initial_state=8464, l=0, ret=1073741824, s__cert=2, s__hit=0, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__s3__tmp__use_rsa_tmp=1, s__shutdown=0, s__state=8544, skip=0, state=8528, Time=0, tmp=0, tmp___1=4294955008] [L613] COND TRUE ! skip VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, blastFlag=2, cb=2147483648, got_new_session=1, initial_state=8464, l=0, ret=1073741824, s__cert=2, s__hit=0, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__s3__tmp__use_rsa_tmp=1, s__shutdown=0, s__state=8544, skip=0, state=8528, Time=0, tmp=0, tmp___1=4294955008] [L614] COND TRUE state == 8528 VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, blastFlag=2, cb=2147483648, got_new_session=1, initial_state=8464, l=0, ret=1073741824, s__cert=2, s__hit=0, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__s3__tmp__use_rsa_tmp=1, s__shutdown=0, s__state=8544, skip=0, state=8528, Time=0, tmp=0, tmp___1=4294955008] [L615] COND TRUE s__state == 8544 VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, blastFlag=2, cb=2147483648, got_new_session=1, initial_state=8464, l=0, ret=1073741824, s__cert=2, s__hit=0, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__s3__tmp__use_rsa_tmp=1, s__shutdown=0, s__state=8544, skip=0, state=8528, Time=0, tmp=0, tmp___1=4294955008] [L616] COND TRUE tmp___7 != 1024 VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, blastFlag=2, cb=2147483648, got_new_session=1, initial_state=8464, l=0, ret=1073741824, s__cert=2, s__hit=0, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__s3__tmp__use_rsa_tmp=1, s__shutdown=0, s__state=8544, skip=0, state=8528, Time=0, tmp=0, tmp___1=4294955008, tmp___7=0] [L617] COND TRUE tmp___7 != 512 VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, blastFlag=2, cb=2147483648, got_new_session=1, initial_state=8464, l=0, ret=1073741824, s__cert=2, s__hit=0, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__s3__tmp__use_rsa_tmp=1, s__shutdown=0, s__state=8544, skip=0, state=8528, Time=0, tmp=0, tmp___1=4294955008, tmp___7=0] [L618] COND TRUE __cil_tmp58 != 4294967294 VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, __cil_tmp58=0, blastFlag=2, cb=2147483648, got_new_session=1, initial_state=8464, l=0, ret=1073741824, s__cert=2, s__hit=0, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__s3__tmp__use_rsa_tmp=1, s__shutdown=0, s__state=8544, skip=0, state=8528, Time=0, tmp=0, tmp___1=4294955008, tmp___7=0] [L619] COND TRUE l != 4294967266 VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, __cil_tmp58=0, blastFlag=2, cb=2147483648, got_new_session=1, initial_state=8464, l=0, ret=1073741824, s__cert=2, s__hit=0, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__s3__tmp__use_rsa_tmp=1, s__shutdown=0, s__state=8544, skip=0, state=8528, Time=0, tmp=0, tmp___1=4294955008, tmp___7=0] [L654] reach_error() VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, __cil_tmp58=0, blastFlag=2, cb=2147483648, got_new_session=1, initial_state=8464, l=0, ret=1073741824, s__cert=2, s__hit=0, s__in_handshake=1, s__info_callback=2147483648, s__init_buf___0=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__s3__tmp__use_rsa_tmp=1, s__shutdown=0, s__state=8544, skip=0, state=8528, Time=0, tmp=0, tmp___1=4294955008, tmp___7=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 153 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 6.3s, OverallIterations: 11, TraceHistogramMax: 4, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1358 SdHoareTripleChecker+Valid, 1.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1358 mSDsluCounter, 4758 SdHoareTripleChecker+Invalid, 0.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2075 mSDsCounter, 211 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1071 IncrementalHoareTripleChecker+Invalid, 1282 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 211 mSolverCounterUnsat, 2683 mSDtfsCounter, 1071 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 736 GetRequests, 717 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1665occurred in iteration=10, InterpolantAutomatonStates: 38, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 10 MinimizatonAttempts, 684 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 788 NumberOfCodeBlocks, 788 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 727 ConstructedInterpolants, 0 QuantifiedInterpolants, 1165 SizeOfPredicates, 8 NumberOfNonLiveVariables, 1038 ConjunctsInSsa, 28 ConjunctsInUnsatCore, 11 InterpolantComputations, 9 PerfectInterpolantSequences, 461/465 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2022-01-10 04:10:48,889 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...