/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc config/AutomizerReach.xml -s config/svcomp-Reach-64bit-Automizer_Default.epf -i ../sv-benchmarks/c/product-lines/minepump_spec1_product26.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-4f750a8 [2020-12-22 06:53:05,884 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-22 06:53:05,888 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-22 06:53:05,945 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2020-12-22 06:53:05,991 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-22 06:53:05,995 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-22 06:53:05,997 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-22 06:53:05,999 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-22 06:53:06,000 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-22 06:53:06,004 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-22 06:53:06,013 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-22 06:53:06,020 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-22 06:53:06,022 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-22 06:53:06,024 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-22 06:53:06,027 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-22 06:53:06,029 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-22 06:53:06,039 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-12-22 06:53:06,045 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-22 06:53:06,046 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-22 06:53:06,048 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-22 06:53:06,049 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-22 06:53:06,050 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-22 06:53:06,050 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-22 06:53:06,051 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-22 06:53:06,051 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-22 06:53:06,052 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-22 06:53:06,052 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-22 06:53:06,053 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-22 06:53:06,054 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-22 06:53:06,106 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-22 06:53:06,107 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-22 06:53:06,111 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-22 06:53:06,112 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-22 06:53:06,112 INFO L138 SettingsManager]: * Use SBE=true [2020-12-22 06:53:06,112 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-22 06:53:06,112 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-22 06:53:06,112 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-22 06:53:06,113 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-22 06:53:06,113 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-22 06:53:06,114 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-22 06:53:06,114 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-22 06:53:06,115 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-22 06:53:06,115 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-22 06:53:06,115 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-22 06:53:06,115 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-22 06:53:06,115 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-22 06:53:06,116 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-22 06:53:06,116 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-22 06:53:06,116 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-22 06:53:06,116 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-22 06:53:06,117 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-22 06:53:06,117 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-22 06:53:06,117 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-22 06:53:06,117 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-22 06:53:06,117 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-22 06:53:06,534 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-22 06:53:06,560 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-22 06:53:06,563 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-22 06:53:06,565 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-22 06:53:06,566 INFO L275 PluginConnector]: CDTParser initialized [2020-12-22 06:53:06,567 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec1_product26.cil.c [2020-12-22 06:53:06,643 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7803d6f9f/dab77a08d6534eb6b2e910fc5106346a/FLAG6a1bd5f1e [2020-12-22 06:53:07,350 INFO L306 CDTParser]: Found 1 translation units. [2020-12-22 06:53:07,351 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product26.cil.c [2020-12-22 06:53:07,373 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7803d6f9f/dab77a08d6534eb6b2e910fc5106346a/FLAG6a1bd5f1e [2020-12-22 06:53:07,565 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7803d6f9f/dab77a08d6534eb6b2e910fc5106346a [2020-12-22 06:53:07,568 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-22 06:53:07,571 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-22 06:53:07,574 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-22 06:53:07,574 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-22 06:53:07,578 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-22 06:53:07,580 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 06:53:07" (1/1) ... [2020-12-22 06:53:07,582 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7978af9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:53:07, skipping insertion in model container [2020-12-22 06:53:07,582 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 06:53:07" (1/1) ... [2020-12-22 06:53:07,591 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-22 06:53:07,674 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-22 06:53:08,073 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product26.cil.c[17537,17550] [2020-12-22 06:53:08,077 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 06:53:08,089 INFO L203 MainTranslator]: Completed pre-run [2020-12-22 06:53:08,172 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product26.cil.c[17537,17550] [2020-12-22 06:53:08,172 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 06:53:08,212 INFO L208 MainTranslator]: Completed translation [2020-12-22 06:53:08,213 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:53:08 WrapperNode [2020-12-22 06:53:08,213 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-22 06:53:08,214 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-22 06:53:08,215 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-22 06:53:08,215 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-22 06:53:08,224 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:53:08" (1/1) ... [2020-12-22 06:53:08,244 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:53:08" (1/1) ... [2020-12-22 06:53:08,285 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-22 06:53:08,286 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-22 06:53:08,286 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-22 06:53:08,286 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-22 06:53:08,297 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:53:08" (1/1) ... [2020-12-22 06:53:08,297 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:53:08" (1/1) ... [2020-12-22 06:53:08,302 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:53:08" (1/1) ... [2020-12-22 06:53:08,303 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:53:08" (1/1) ... [2020-12-22 06:53:08,314 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:53:08" (1/1) ... [2020-12-22 06:53:08,322 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:53:08" (1/1) ... [2020-12-22 06:53:08,325 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:53:08" (1/1) ... [2020-12-22 06:53:08,330 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-22 06:53:08,334 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-22 06:53:08,334 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-22 06:53:08,334 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-22 06:53:08,335 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:53:08" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-22 06:53:08,550 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-22 06:53:08,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-22 06:53:08,550 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-22 06:53:08,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-22 06:53:09,459 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-22 06:53:09,460 INFO L299 CfgBuilder]: Removed 98 assume(true) statements. [2020-12-22 06:53:09,463 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 06:53:09 BoogieIcfgContainer [2020-12-22 06:53:09,463 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-22 06:53:09,465 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-22 06:53:09,465 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-22 06:53:09,469 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-22 06:53:09,472 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 06:53:07" (1/3) ... [2020-12-22 06:53:09,473 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@718a46a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 06:53:09, skipping insertion in model container [2020-12-22 06:53:09,474 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:53:08" (2/3) ... [2020-12-22 06:53:09,474 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@718a46a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 06:53:09, skipping insertion in model container [2020-12-22 06:53:09,474 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 06:53:09" (3/3) ... [2020-12-22 06:53:09,476 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product26.cil.c [2020-12-22 06:53:09,483 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-22 06:53:09,489 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-12-22 06:53:09,508 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-12-22 06:53:09,534 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-22 06:53:09,535 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-22 06:53:09,535 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-22 06:53:09,535 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-22 06:53:09,535 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-22 06:53:09,535 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-22 06:53:09,536 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-22 06:53:09,536 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-22 06:53:09,552 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states. [2020-12-22 06:53:09,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-12-22 06:53:09,558 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:53:09,558 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:53:09,559 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:53:09,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:53:09,565 INFO L82 PathProgramCache]: Analyzing trace with hash 157385897, now seen corresponding path program 1 times [2020-12-22 06:53:09,575 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:53:09,576 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [925428600] [2020-12-22 06:53:09,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:53:09,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:53:09,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 06:53:09,856 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [925428600] [2020-12-22 06:53:09,857 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:53:09,857 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 06:53:09,858 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [707067494] [2020-12-22 06:53:09,864 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-22 06:53:09,864 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:53:09,881 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-22 06:53:09,882 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-22 06:53:09,885 INFO L87 Difference]: Start difference. First operand 75 states. Second operand 2 states. [2020-12-22 06:53:09,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:53:09,917 INFO L93 Difference]: Finished difference Result 144 states and 215 transitions. [2020-12-22 06:53:09,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-22 06:53:09,918 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2020-12-22 06:53:09,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:53:09,930 INFO L225 Difference]: With dead ends: 144 [2020-12-22 06:53:09,930 INFO L226 Difference]: Without dead ends: 71 [2020-12-22 06:53:09,934 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-22 06:53:09,955 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2020-12-22 06:53:09,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2020-12-22 06:53:09,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71 states. [2020-12-22 06:53:09,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 99 transitions. [2020-12-22 06:53:09,984 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 99 transitions. Word has length 16 [2020-12-22 06:53:09,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:53:09,984 INFO L481 AbstractCegarLoop]: Abstraction has 71 states and 99 transitions. [2020-12-22 06:53:09,985 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-22 06:53:09,985 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 99 transitions. [2020-12-22 06:53:09,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-12-22 06:53:09,986 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:53:09,986 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:53:09,987 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-22 06:53:09,987 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:53:09,988 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:53:09,988 INFO L82 PathProgramCache]: Analyzing trace with hash -889371000, now seen corresponding path program 1 times [2020-12-22 06:53:09,989 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:53:09,989 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [391266336] [2020-12-22 06:53:09,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:53:10,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:53:10,155 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 06:53:10,155 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [391266336] [2020-12-22 06:53:10,156 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:53:10,156 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 06:53:10,156 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2043680909] [2020-12-22 06:53:10,161 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 06:53:10,161 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:53:10,162 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 06:53:10,163 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:53:10,163 INFO L87 Difference]: Start difference. First operand 71 states and 99 transitions. Second operand 3 states. [2020-12-22 06:53:10,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:53:10,175 INFO L93 Difference]: Finished difference Result 71 states and 99 transitions. [2020-12-22 06:53:10,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 06:53:10,176 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2020-12-22 06:53:10,177 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:53:10,177 INFO L225 Difference]: With dead ends: 71 [2020-12-22 06:53:10,178 INFO L226 Difference]: Without dead ends: 33 [2020-12-22 06:53:10,179 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:53:10,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2020-12-22 06:53:10,184 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2020-12-22 06:53:10,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2020-12-22 06:53:10,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 46 transitions. [2020-12-22 06:53:10,186 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 46 transitions. Word has length 17 [2020-12-22 06:53:10,186 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:53:10,186 INFO L481 AbstractCegarLoop]: Abstraction has 33 states and 46 transitions. [2020-12-22 06:53:10,186 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 06:53:10,186 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 46 transitions. [2020-12-22 06:53:10,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-22 06:53:10,188 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:53:10,188 INFO L422 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] [2020-12-22 06:53:10,188 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-22 06:53:10,188 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:53:10,189 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:53:10,189 INFO L82 PathProgramCache]: Analyzing trace with hash -1255414035, now seen corresponding path program 1 times [2020-12-22 06:53:10,190 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:53:10,190 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [916836374] [2020-12-22 06:53:10,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:53:10,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:53:10,310 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 06:53:10,311 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [916836374] [2020-12-22 06:53:10,311 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:53:10,312 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 06:53:10,312 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1012660030] [2020-12-22 06:53:10,313 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 06:53:10,318 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:53:10,319 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 06:53:10,320 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:53:10,320 INFO L87 Difference]: Start difference. First operand 33 states and 46 transitions. Second operand 3 states. [2020-12-22 06:53:10,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:53:10,365 INFO L93 Difference]: Finished difference Result 60 states and 86 transitions. [2020-12-22 06:53:10,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 06:53:10,367 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2020-12-22 06:53:10,367 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:53:10,368 INFO L225 Difference]: With dead ends: 60 [2020-12-22 06:53:10,369 INFO L226 Difference]: Without dead ends: 33 [2020-12-22 06:53:10,369 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:53:10,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2020-12-22 06:53:10,379 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2020-12-22 06:53:10,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2020-12-22 06:53:10,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 45 transitions. [2020-12-22 06:53:10,382 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 45 transitions. Word has length 22 [2020-12-22 06:53:10,383 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:53:10,383 INFO L481 AbstractCegarLoop]: Abstraction has 33 states and 45 transitions. [2020-12-22 06:53:10,386 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 06:53:10,387 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 45 transitions. [2020-12-22 06:53:10,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-12-22 06:53:10,388 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:53:10,388 INFO L422 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] [2020-12-22 06:53:10,388 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-22 06:53:10,389 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:53:10,389 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:53:10,390 INFO L82 PathProgramCache]: Analyzing trace with hash -1242671319, now seen corresponding path program 1 times [2020-12-22 06:53:10,391 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:53:10,391 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1204279932] [2020-12-22 06:53:10,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:53:10,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:53:10,608 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 06:53:10,610 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1204279932] [2020-12-22 06:53:10,611 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:53:10,611 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-22 06:53:10,611 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [13975573] [2020-12-22 06:53:10,612 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 06:53:10,615 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:53:10,616 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 06:53:10,616 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:53:10,617 INFO L87 Difference]: Start difference. First operand 33 states and 45 transitions. Second operand 5 states. [2020-12-22 06:53:10,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:53:10,739 INFO L93 Difference]: Finished difference Result 151 states and 223 transitions. [2020-12-22 06:53:10,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-12-22 06:53:10,739 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2020-12-22 06:53:10,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:53:10,741 INFO L225 Difference]: With dead ends: 151 [2020-12-22 06:53:10,741 INFO L226 Difference]: Without dead ends: 124 [2020-12-22 06:53:10,742 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-12-22 06:53:10,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2020-12-22 06:53:10,754 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 56. [2020-12-22 06:53:10,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 56 states. [2020-12-22 06:53:10,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 78 transitions. [2020-12-22 06:53:10,755 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 78 transitions. Word has length 23 [2020-12-22 06:53:10,756 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:53:10,756 INFO L481 AbstractCegarLoop]: Abstraction has 56 states and 78 transitions. [2020-12-22 06:53:10,756 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 06:53:10,756 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 78 transitions. [2020-12-22 06:53:10,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-12-22 06:53:10,757 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:53:10,757 INFO L422 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] [2020-12-22 06:53:10,758 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-22 06:53:10,758 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:53:10,759 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:53:10,759 INFO L82 PathProgramCache]: Analyzing trace with hash 710187059, now seen corresponding path program 1 times [2020-12-22 06:53:10,759 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:53:10,759 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [653661118] [2020-12-22 06:53:10,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:53:10,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:53:10,828 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 06:53:10,828 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [653661118] [2020-12-22 06:53:10,828 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:53:10,829 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-22 06:53:10,829 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1633580279] [2020-12-22 06:53:10,829 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 06:53:10,830 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:53:10,830 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 06:53:10,831 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:53:10,831 INFO L87 Difference]: Start difference. First operand 56 states and 78 transitions. Second operand 5 states. [2020-12-22 06:53:10,884 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:53:10,884 INFO L93 Difference]: Finished difference Result 148 states and 215 transitions. [2020-12-22 06:53:10,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-22 06:53:10,885 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2020-12-22 06:53:10,885 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:53:10,885 INFO L225 Difference]: With dead ends: 148 [2020-12-22 06:53:10,885 INFO L226 Difference]: Without dead ends: 0 [2020-12-22 06:53:10,887 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-12-22 06:53:10,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-22 06:53:10,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-22 06:53:10,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-22 06:53:10,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-22 06:53:10,888 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2020-12-22 06:53:10,888 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:53:10,888 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-22 06:53:10,889 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 06:53:10,889 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-22 06:53:10,889 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-22 06:53:10,889 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-22 06:53:10,891 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-22 06:53:11,161 INFO L189 CegarLoopUtils]: For program point L861(lines 860 907) no Hoare annotation was computed. [2020-12-22 06:53:11,161 INFO L189 CegarLoopUtils]: For program point L349(lines 349 357) no Hoare annotation was computed. [2020-12-22 06:53:11,162 INFO L189 CegarLoopUtils]: For program point L349-1(lines 349 357) no Hoare annotation was computed. [2020-12-22 06:53:11,162 INFO L189 CegarLoopUtils]: For program point L349-2(lines 349 357) no Hoare annotation was computed. [2020-12-22 06:53:11,162 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 921) no Hoare annotation was computed. [2020-12-22 06:53:11,162 INFO L189 CegarLoopUtils]: For program point L217(line 217) no Hoare annotation was computed. [2020-12-22 06:53:11,162 INFO L189 CegarLoopUtils]: For program point L465(lines 465 469) no Hoare annotation was computed. [2020-12-22 06:53:11,163 INFO L189 CegarLoopUtils]: For program point L465-2(lines 465 469) no Hoare annotation was computed. [2020-12-22 06:53:11,163 INFO L189 CegarLoopUtils]: For program point L465-3(lines 465 469) no Hoare annotation was computed. [2020-12-22 06:53:11,163 INFO L189 CegarLoopUtils]: For program point L465-5(lines 465 469) no Hoare annotation was computed. [2020-12-22 06:53:11,163 INFO L189 CegarLoopUtils]: For program point L465-6(lines 465 469) no Hoare annotation was computed. [2020-12-22 06:53:11,163 INFO L189 CegarLoopUtils]: For program point L465-8(lines 465 469) no Hoare annotation was computed. [2020-12-22 06:53:11,164 INFO L185 CegarLoopUtils]: At program point L416(lines 411 419) the Hoare annotation is: (and (= 1 ~systemActive~0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-22 06:53:11,165 INFO L185 CegarLoopUtils]: At program point L416-1(lines 411 419) the Hoare annotation is: false [2020-12-22 06:53:11,165 INFO L189 CegarLoopUtils]: For program point L862(lines 862 866) no Hoare annotation was computed. [2020-12-22 06:53:11,165 INFO L185 CegarLoopUtils]: At program point L416-2(lines 411 419) the Hoare annotation is: false [2020-12-22 06:53:11,166 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-22 06:53:11,166 INFO L189 CegarLoopUtils]: For program point L186(lines 186 199) no Hoare annotation was computed. [2020-12-22 06:53:11,166 INFO L185 CegarLoopUtils]: At program point L186-1(lines 1 924) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-22 06:53:11,167 INFO L189 CegarLoopUtils]: For program point L186-2(lines 186 199) no Hoare annotation was computed. [2020-12-22 06:53:11,167 INFO L185 CegarLoopUtils]: At program point L186-3(lines 1 924) the Hoare annotation is: false [2020-12-22 06:53:11,167 INFO L189 CegarLoopUtils]: For program point L186-4(lines 186 199) no Hoare annotation was computed. [2020-12-22 06:53:11,167 INFO L185 CegarLoopUtils]: At program point L186-5(lines 1 924) the Hoare annotation is: false [2020-12-22 06:53:11,167 INFO L189 CegarLoopUtils]: For program point L880(lines 880 886) no Hoare annotation was computed. [2020-12-22 06:53:11,168 INFO L185 CegarLoopUtils]: At program point L880-1(lines 880 886) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-22 06:53:11,168 INFO L189 CegarLoopUtils]: For program point L220(lines 220 224) no Hoare annotation was computed. [2020-12-22 06:53:11,168 INFO L189 CegarLoopUtils]: For program point L220-1(lines 313 319) no Hoare annotation was computed. [2020-12-22 06:53:11,169 INFO L185 CegarLoopUtils]: At program point L171(lines 166 174) the Hoare annotation is: false [2020-12-22 06:53:11,169 INFO L185 CegarLoopUtils]: At program point L171-1(lines 166 174) the Hoare annotation is: false [2020-12-22 06:53:11,169 INFO L189 CegarLoopUtils]: For program point L105(lines 105 109) no Hoare annotation was computed. [2020-12-22 06:53:11,169 INFO L185 CegarLoopUtils]: At program point L171-2(lines 166 174) the Hoare annotation is: false [2020-12-22 06:53:11,169 INFO L189 CegarLoopUtils]: For program point L898(lines 898 902) no Hoare annotation was computed. [2020-12-22 06:53:11,170 INFO L185 CegarLoopUtils]: At program point L898-2(lines 313 319) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-22 06:53:11,170 INFO L185 CegarLoopUtils]: At program point L320(lines 320 326) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-22 06:53:11,170 INFO L185 CegarLoopUtils]: At program point L320-1(lines 320 326) the Hoare annotation is: false [2020-12-22 06:53:11,171 INFO L185 CegarLoopUtils]: At program point L320-2(lines 320 326) the Hoare annotation is: false [2020-12-22 06:53:11,171 INFO L189 CegarLoopUtils]: For program point L289(lines 289 296) no Hoare annotation was computed. [2020-12-22 06:53:11,171 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-22 06:53:11,171 INFO L192 CegarLoopUtils]: At program point L289-1(lines 289 296) the Hoare annotation is: true [2020-12-22 06:53:11,171 INFO L189 CegarLoopUtils]: For program point L190(lines 190 196) no Hoare annotation was computed. [2020-12-22 06:53:11,172 INFO L189 CegarLoopUtils]: For program point L190-2(lines 190 196) no Hoare annotation was computed. [2020-12-22 06:53:11,173 INFO L189 CegarLoopUtils]: For program point L190-4(lines 190 196) no Hoare annotation was computed. [2020-12-22 06:53:11,176 INFO L185 CegarLoopUtils]: At program point L471(lines 456 474) the Hoare annotation is: false [2020-12-22 06:53:11,176 INFO L185 CegarLoopUtils]: At program point L471-1(lines 456 474) the Hoare annotation is: false [2020-12-22 06:53:11,177 INFO L185 CegarLoopUtils]: At program point L471-2(lines 456 474) the Hoare annotation is: false [2020-12-22 06:53:11,178 INFO L185 CegarLoopUtils]: At program point L75(lines 70 78) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-12-22 06:53:11,183 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 921) no Hoare annotation was computed. [2020-12-22 06:53:11,184 INFO L189 CegarLoopUtils]: For program point L93(lines 93 97) no Hoare annotation was computed. [2020-12-22 06:53:11,184 INFO L189 CegarLoopUtils]: For program point L93-3(lines 93 97) no Hoare annotation was computed. [2020-12-22 06:53:11,184 INFO L189 CegarLoopUtils]: For program point L93-6(lines 93 97) no Hoare annotation was computed. [2020-12-22 06:53:11,184 INFO L189 CegarLoopUtils]: For program point L870(lines 870 876) no Hoare annotation was computed. [2020-12-22 06:53:11,184 INFO L185 CegarLoopUtils]: At program point L870-1(lines 870 876) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-22 06:53:11,184 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-22 06:53:11,185 INFO L189 CegarLoopUtils]: For program point L921(line 921) no Hoare annotation was computed. [2020-12-22 06:53:11,185 INFO L189 CegarLoopUtils]: For program point L921-1(line 921) no Hoare annotation was computed. [2020-12-22 06:53:11,187 INFO L189 CegarLoopUtils]: For program point L921-2(line 921) no Hoare annotation was computed. [2020-12-22 06:53:11,188 INFO L185 CegarLoopUtils]: At program point L130(lines 125 133) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-22 06:53:11,188 INFO L185 CegarLoopUtils]: At program point L130-1(lines 125 133) the Hoare annotation is: false [2020-12-22 06:53:11,188 INFO L185 CegarLoopUtils]: At program point L130-2(lines 125 133) the Hoare annotation is: false [2020-12-22 06:53:11,188 INFO L189 CegarLoopUtils]: For program point L890(lines 890 903) no Hoare annotation was computed. [2020-12-22 06:53:11,188 INFO L189 CegarLoopUtils]: For program point L345(lines 345 362) no Hoare annotation was computed. [2020-12-22 06:53:11,189 INFO L189 CegarLoopUtils]: For program point L345-1(lines 345 362) no Hoare annotation was computed. [2020-12-22 06:53:11,189 INFO L189 CegarLoopUtils]: For program point L345-2(lines 345 362) no Hoare annotation was computed. [2020-12-22 06:53:11,189 INFO L189 CegarLoopUtils]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-22 06:53:11,189 INFO L185 CegarLoopUtils]: At program point L313(lines 312 331) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-22 06:53:11,189 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 921) no Hoare annotation was computed. [2020-12-22 06:53:11,190 INFO L189 CegarLoopUtils]: For program point L313-1(lines 313 319) no Hoare annotation was computed. [2020-12-22 06:53:11,190 INFO L185 CegarLoopUtils]: At program point L313-2(lines 312 331) the Hoare annotation is: false [2020-12-22 06:53:11,190 INFO L185 CegarLoopUtils]: At program point L313-3(lines 312 331) the Hoare annotation is: false [2020-12-22 06:53:11,190 INFO L185 CegarLoopUtils]: At program point L908(lines 859 909) the Hoare annotation is: false [2020-12-22 06:53:11,192 INFO L192 CegarLoopUtils]: At program point L298(lines 279 301) the Hoare annotation is: true [2020-12-22 06:53:11,192 INFO L185 CegarLoopUtils]: At program point L265(lines 261 267) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-12-22 06:53:11,192 INFO L185 CegarLoopUtils]: At program point L67(lines 1 924) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-12-22 06:53:11,192 INFO L185 CegarLoopUtils]: At program point L216-2(lines 216 230) the Hoare annotation is: false [2020-12-22 06:53:11,193 INFO L189 CegarLoopUtils]: For program point L117(lines 117 121) no Hoare annotation was computed. [2020-12-22 06:53:11,227 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.12 06:53:11 BoogieIcfgContainer [2020-12-22 06:53:11,227 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-22 06:53:11,228 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-22 06:53:11,228 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-22 06:53:11,228 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-22 06:53:11,228 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 06:53:09" (3/4) ... [2020-12-22 06:53:11,232 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-22 06:53:11,255 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-12-22 06:53:11,256 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-12-22 06:53:11,257 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-12-22 06:53:11,258 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-12-22 06:53:11,258 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-12-22 06:53:11,259 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-22 06:53:11,260 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-22 06:53:11,292 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 == systemActive && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 [2020-12-22 06:53:11,353 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/product-lines/minepump_spec1_product26.cil.c-witness.graphml [2020-12-22 06:53:11,353 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-22 06:53:11,355 INFO L168 Benchmark]: Toolchain (without parser) took 3784.02 ms. Allocated memory was 181.4 MB in the beginning and 243.3 MB in the end (delta: 61.9 MB). Free memory was 156.2 MB in the beginning and 153.1 MB in the end (delta: 3.2 MB). Peak memory consumption was 66.1 MB. Max. memory is 8.0 GB. [2020-12-22 06:53:11,356 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 181.4 MB. Free memory is still 152.5 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-12-22 06:53:11,356 INFO L168 Benchmark]: CACSL2BoogieTranslator took 640.00 ms. Allocated memory is still 181.4 MB. Free memory was 156.0 MB in the beginning and 135.3 MB in the end (delta: 20.8 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. [2020-12-22 06:53:11,357 INFO L168 Benchmark]: Boogie Procedure Inliner took 70.49 ms. Allocated memory is still 181.4 MB. Free memory was 135.3 MB in the beginning and 132.2 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2020-12-22 06:53:11,357 INFO L168 Benchmark]: Boogie Preprocessor took 45.11 ms. Allocated memory is still 181.4 MB. Free memory was 132.2 MB in the beginning and 130.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2020-12-22 06:53:11,358 INFO L168 Benchmark]: RCFGBuilder took 1129.46 ms. Allocated memory is still 181.4 MB. Free memory was 130.1 MB in the beginning and 115.8 MB in the end (delta: 14.3 MB). Peak memory consumption was 14.2 MB. Max. memory is 8.0 GB. [2020-12-22 06:53:11,358 INFO L168 Benchmark]: TraceAbstraction took 1762.36 ms. Allocated memory was 181.4 MB in the beginning and 243.3 MB in the end (delta: 61.9 MB). Free memory was 115.3 MB in the beginning and 159.9 MB in the end (delta: -44.6 MB). Peak memory consumption was 18.3 MB. Max. memory is 8.0 GB. [2020-12-22 06:53:11,361 INFO L168 Benchmark]: Witness Printer took 125.66 ms. Allocated memory is still 243.3 MB. Free memory was 159.9 MB in the beginning and 153.1 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 8.0 GB. [2020-12-22 06:53:11,364 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 181.4 MB. Free memory is still 152.5 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 640.00 ms. Allocated memory is still 181.4 MB. Free memory was 156.0 MB in the beginning and 135.3 MB in the end (delta: 20.8 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 70.49 ms. Allocated memory is still 181.4 MB. Free memory was 135.3 MB in the beginning and 132.2 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 45.11 ms. Allocated memory is still 181.4 MB. Free memory was 132.2 MB in the beginning and 130.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1129.46 ms. Allocated memory is still 181.4 MB. Free memory was 130.1 MB in the beginning and 115.8 MB in the end (delta: 14.3 MB). Peak memory consumption was 14.2 MB. Max. memory is 8.0 GB. * TraceAbstraction took 1762.36 ms. Allocated memory was 181.4 MB in the beginning and 243.3 MB in the end (delta: 61.9 MB). Free memory was 115.3 MB in the beginning and 159.9 MB in the end (delta: -44.6 MB). Peak memory consumption was 18.3 MB. Max. memory is 8.0 GB. * Witness Printer took 125.66 ms. Allocated memory is still 243.3 MB. Free memory was 159.9 MB in the beginning and 153.1 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 921]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 921]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 921]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 456]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 859]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 456]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 411]: Loop Invariant Derived loop invariant: ((1 == systemActive && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 456]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 261]: Loop Invariant Derived loop invariant: (1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 411]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 166]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 320]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 166]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 870]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 312]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 312]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 312]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 313]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 320]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 166]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 320]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 279]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 411]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 289]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 125]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: (1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 216]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 125]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 125]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 880]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && splverifierCounter == 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 75 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1.3s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 311 SDtfs, 311 SDslu, 264 SDs, 0 SdLazy, 39 SolverSat, 9 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 22 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=75occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 68 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 31 LocationsWithAnnotation, 31 PreInvPairs, 72 NumberOfFragments, 133 HoareAnnotationTreeSize, 31 FomulaSimplifications, 1267 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 31 FomulaSimplificationsInter, 28 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 102 NumberOfCodeBlocks, 102 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 97 ConstructedInterpolants, 0 QuantifiedInterpolants, 3931 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...