/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_product05.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-4f750a8 [2020-12-22 06:52:18,264 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-22 06:52:18,267 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-22 06:52:18,302 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-22 06:52:18,302 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-22 06:52:18,304 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-22 06:52:18,306 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-22 06:52:18,308 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-22 06:52:18,310 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-22 06:52:18,311 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-22 06:52:18,313 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-22 06:52:18,314 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-22 06:52:18,315 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-22 06:52:18,316 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-22 06:52:18,317 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-22 06:52:18,319 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-22 06:52:18,320 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-22 06:52:18,332 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-22 06:52:18,335 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-22 06:52:18,337 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-22 06:52:18,339 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-22 06:52:18,341 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-22 06:52:18,343 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-22 06:52:18,344 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-22 06:52:18,347 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-12-22 06:52:18,352 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-22 06:52:18,353 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-22 06:52:18,354 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-22 06:52:18,355 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-22 06:52:18,356 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-22 06:52:18,356 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-22 06:52:18,357 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-22 06:52:18,358 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-22 06:52:18,358 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-22 06:52:18,359 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-22 06:52:18,360 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-22 06:52:18,361 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-22 06:52:18,391 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-22 06:52:18,391 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-22 06:52:18,393 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-22 06:52:18,393 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-22 06:52:18,394 INFO L138 SettingsManager]: * Use SBE=true [2020-12-22 06:52:18,394 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-22 06:52:18,394 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-22 06:52:18,395 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-22 06:52:18,395 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-22 06:52:18,395 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-22 06:52:18,395 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-22 06:52:18,396 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-22 06:52:18,396 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-22 06:52:18,396 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-22 06:52:18,397 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-22 06:52:18,397 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-22 06:52:18,397 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-22 06:52:18,398 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-22 06:52:18,398 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-22 06:52:18,398 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-22 06:52:18,399 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-22 06:52:18,399 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-22 06:52:18,399 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-22 06:52:18,399 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-22 06:52:18,400 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-22 06:52:18,400 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-22 06:52:18,826 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-22 06:52:18,871 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-22 06:52:18,874 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-22 06:52:18,876 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-22 06:52:18,877 INFO L275 PluginConnector]: CDTParser initialized [2020-12-22 06:52:18,878 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec1_product05.cil.c [2020-12-22 06:52:18,977 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e30ead373/7ae5a663d6f54d19b248fe199f07dc24/FLAG067081831 [2020-12-22 06:52:19,834 INFO L306 CDTParser]: Found 1 translation units. [2020-12-22 06:52:19,837 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product05.cil.c [2020-12-22 06:52:19,861 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e30ead373/7ae5a663d6f54d19b248fe199f07dc24/FLAG067081831 [2020-12-22 06:52:20,077 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e30ead373/7ae5a663d6f54d19b248fe199f07dc24 [2020-12-22 06:52:20,081 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-22 06:52:20,085 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-22 06:52:20,088 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-22 06:52:20,088 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-22 06:52:20,092 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-22 06:52:20,094 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 06:52:20" (1/1) ... [2020-12-22 06:52:20,096 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a0f3e30 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:52:20, skipping insertion in model container [2020-12-22 06:52:20,097 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 06:52:20" (1/1) ... [2020-12-22 06:52:20,106 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-22 06:52:20,178 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-22 06:52:20,376 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_product05.cil.c[4222,4235] [2020-12-22 06:52:20,481 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 06:52:20,493 INFO L203 MainTranslator]: Completed pre-run [2020-12-22 06:52:20,525 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_product05.cil.c[4222,4235] [2020-12-22 06:52:20,609 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 06:52:20,644 INFO L208 MainTranslator]: Completed translation [2020-12-22 06:52:20,644 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:52:20 WrapperNode [2020-12-22 06:52:20,644 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-22 06:52:20,646 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-22 06:52:20,646 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-22 06:52:20,646 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-22 06:52:20,655 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:52:20" (1/1) ... [2020-12-22 06:52:20,673 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:52:20" (1/1) ... [2020-12-22 06:52:20,737 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-22 06:52:20,738 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-22 06:52:20,741 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-22 06:52:20,741 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-22 06:52:20,755 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:52:20" (1/1) ... [2020-12-22 06:52:20,756 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:52:20" (1/1) ... [2020-12-22 06:52:20,766 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:52:20" (1/1) ... [2020-12-22 06:52:20,767 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:52:20" (1/1) ... [2020-12-22 06:52:20,801 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:52:20" (1/1) ... [2020-12-22 06:52:20,820 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:52:20" (1/1) ... [2020-12-22 06:52:20,826 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:52:20" (1/1) ... [2020-12-22 06:52:20,834 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-22 06:52:20,835 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-22 06:52:20,835 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-22 06:52:20,841 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-22 06:52:20,845 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:52:20" (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 06:52:20,936 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-22 06:52:20,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-22 06:52:20,937 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-22 06:52:20,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-22 06:52:21,824 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-22 06:52:21,825 INFO L299 CfgBuilder]: Removed 96 assume(true) statements. [2020-12-22 06:52:21,827 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 06:52:21 BoogieIcfgContainer [2020-12-22 06:52:21,827 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-22 06:52:21,829 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-22 06:52:21,829 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-22 06:52:21,832 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-22 06:52:21,833 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 06:52:20" (1/3) ... [2020-12-22 06:52:21,834 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2fbc40fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 06:52:21, skipping insertion in model container [2020-12-22 06:52:21,834 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:52:20" (2/3) ... [2020-12-22 06:52:21,834 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2fbc40fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 06:52:21, skipping insertion in model container [2020-12-22 06:52:21,834 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 06:52:21" (3/3) ... [2020-12-22 06:52:21,838 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product05.cil.c [2020-12-22 06:52:21,844 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-22 06:52:21,850 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-12-22 06:52:21,873 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-12-22 06:52:21,902 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-22 06:52:21,903 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-22 06:52:21,903 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-22 06:52:21,903 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-22 06:52:21,903 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-22 06:52:21,903 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-22 06:52:21,903 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-22 06:52:21,904 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-22 06:52:21,920 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states. [2020-12-22 06:52:21,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-12-22 06:52:21,927 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:52:21,928 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:52:21,928 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:52:21,934 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:52:21,934 INFO L82 PathProgramCache]: Analyzing trace with hash -196866246, now seen corresponding path program 1 times [2020-12-22 06:52:21,944 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:52:21,945 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [827450732] [2020-12-22 06:52:21,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:52:22,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:52:22,312 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 06:52:22,313 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [827450732] [2020-12-22 06:52:22,314 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:52:22,314 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 06:52:22,315 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2013474437] [2020-12-22 06:52:22,320 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-22 06:52:22,321 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:52:22,340 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-22 06:52:22,342 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-22 06:52:22,345 INFO L87 Difference]: Start difference. First operand 69 states. Second operand 2 states. [2020-12-22 06:52:22,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:52:22,395 INFO L93 Difference]: Finished difference Result 132 states and 197 transitions. [2020-12-22 06:52:22,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-22 06:52:22,396 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2020-12-22 06:52:22,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:52:22,408 INFO L225 Difference]: With dead ends: 132 [2020-12-22 06:52:22,408 INFO L226 Difference]: Without dead ends: 65 [2020-12-22 06:52:22,412 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 06:52:22,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2020-12-22 06:52:22,451 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 65. [2020-12-22 06:52:22,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 65 states. [2020-12-22 06:52:22,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 90 transitions. [2020-12-22 06:52:22,456 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 90 transitions. Word has length 16 [2020-12-22 06:52:22,456 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:52:22,457 INFO L481 AbstractCegarLoop]: Abstraction has 65 states and 90 transitions. [2020-12-22 06:52:22,457 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-22 06:52:22,457 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 90 transitions. [2020-12-22 06:52:22,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-12-22 06:52:22,458 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:52:22,458 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 06:52:22,459 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-22 06:52:22,459 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:52:22,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:52:22,460 INFO L82 PathProgramCache]: Analyzing trace with hash -1243623143, now seen corresponding path program 1 times [2020-12-22 06:52:22,460 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:52:22,461 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1038984791] [2020-12-22 06:52:22,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:52:22,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:52:22,558 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 06:52:22,558 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1038984791] [2020-12-22 06:52:22,558 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:52:22,559 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 06:52:22,559 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [420258737] [2020-12-22 06:52:22,560 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 06:52:22,561 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:52:22,562 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 06:52:22,562 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:52:22,562 INFO L87 Difference]: Start difference. First operand 65 states and 90 transitions. Second operand 3 states. [2020-12-22 06:52:22,573 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:52:22,573 INFO L93 Difference]: Finished difference Result 65 states and 90 transitions. [2020-12-22 06:52:22,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 06:52:22,574 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2020-12-22 06:52:22,574 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:52:22,575 INFO L225 Difference]: With dead ends: 65 [2020-12-22 06:52:22,575 INFO L226 Difference]: Without dead ends: 31 [2020-12-22 06:52:22,576 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 06:52:22,577 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2020-12-22 06:52:22,581 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2020-12-22 06:52:22,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31 states. [2020-12-22 06:52:22,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 43 transitions. [2020-12-22 06:52:22,582 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 43 transitions. Word has length 17 [2020-12-22 06:52:22,583 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:52:22,583 INFO L481 AbstractCegarLoop]: Abstraction has 31 states and 43 transitions. [2020-12-22 06:52:22,583 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 06:52:22,583 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 43 transitions. [2020-12-22 06:52:22,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-22 06:52:22,585 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:52:22,585 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 06:52:22,586 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-22 06:52:22,586 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:52:22,587 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:52:22,587 INFO L82 PathProgramCache]: Analyzing trace with hash -1744986874, now seen corresponding path program 1 times [2020-12-22 06:52:22,589 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:52:22,589 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [816968753] [2020-12-22 06:52:22,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:52:22,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:52:22,800 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 06:52:22,800 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [816968753] [2020-12-22 06:52:22,801 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:52:22,801 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-22 06:52:22,801 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [493129045] [2020-12-22 06:52:22,802 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-22 06:52:22,802 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:52:22,802 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-22 06:52:22,803 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-12-22 06:52:22,803 INFO L87 Difference]: Start difference. First operand 31 states and 43 transitions. Second operand 6 states. [2020-12-22 06:52:22,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:52:22,988 INFO L93 Difference]: Finished difference Result 56 states and 80 transitions. [2020-12-22 06:52:22,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-22 06:52:22,991 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2020-12-22 06:52:22,992 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:52:22,992 INFO L225 Difference]: With dead ends: 56 [2020-12-22 06:52:22,993 INFO L226 Difference]: Without dead ends: 31 [2020-12-22 06:52:22,996 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-12-22 06:52:22,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2020-12-22 06:52:23,003 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2020-12-22 06:52:23,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31 states. [2020-12-22 06:52:23,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 42 transitions. [2020-12-22 06:52:23,005 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 42 transitions. Word has length 22 [2020-12-22 06:52:23,006 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:52:23,006 INFO L481 AbstractCegarLoop]: Abstraction has 31 states and 42 transitions. [2020-12-22 06:52:23,006 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-22 06:52:23,006 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 42 transitions. [2020-12-22 06:52:23,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-12-22 06:52:23,009 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:52:23,009 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 06:52:23,010 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-22 06:52:23,010 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:52:23,010 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:52:23,011 INFO L82 PathProgramCache]: Analyzing trace with hash 75210305, now seen corresponding path program 1 times [2020-12-22 06:52:23,011 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:52:23,011 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [143268382] [2020-12-22 06:52:23,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:52:23,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:52:23,135 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 06:52:23,136 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [143268382] [2020-12-22 06:52:23,137 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:52:23,137 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-22 06:52:23,138 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1195202780] [2020-12-22 06:52:23,138 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 06:52:23,139 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:52:23,141 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 06:52:23,143 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:52:23,143 INFO L87 Difference]: Start difference. First operand 31 states and 42 transitions. Second operand 5 states. [2020-12-22 06:52:23,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:52:23,283 INFO L93 Difference]: Finished difference Result 132 states and 195 transitions. [2020-12-22 06:52:23,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-12-22 06:52:23,287 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2020-12-22 06:52:23,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:52:23,289 INFO L225 Difference]: With dead ends: 132 [2020-12-22 06:52:23,289 INFO L226 Difference]: Without dead ends: 107 [2020-12-22 06:52:23,292 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 06:52:23,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2020-12-22 06:52:23,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 52. [2020-12-22 06:52:23,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2020-12-22 06:52:23,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 72 transitions. [2020-12-22 06:52:23,315 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 72 transitions. Word has length 23 [2020-12-22 06:52:23,315 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:52:23,315 INFO L481 AbstractCegarLoop]: Abstraction has 52 states and 72 transitions. [2020-12-22 06:52:23,316 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 06:52:23,316 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 72 transitions. [2020-12-22 06:52:23,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-12-22 06:52:23,316 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:52:23,317 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 06:52:23,317 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-22 06:52:23,321 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:52:23,322 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:52:23,322 INFO L82 PathProgramCache]: Analyzing trace with hash 2028068683, now seen corresponding path program 1 times [2020-12-22 06:52:23,324 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:52:23,324 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [966929834] [2020-12-22 06:52:23,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:52:23,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:52:23,421 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 06:52:23,421 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [966929834] [2020-12-22 06:52:23,421 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:52:23,422 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-22 06:52:23,422 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [33664918] [2020-12-22 06:52:23,423 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 06:52:23,423 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:52:23,424 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 06:52:23,425 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:52:23,425 INFO L87 Difference]: Start difference. First operand 52 states and 72 transitions. Second operand 5 states. [2020-12-22 06:52:23,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:52:23,495 INFO L93 Difference]: Finished difference Result 144 states and 209 transitions. [2020-12-22 06:52:23,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-22 06:52:23,497 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2020-12-22 06:52:23,498 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:52:23,498 INFO L225 Difference]: With dead ends: 144 [2020-12-22 06:52:23,498 INFO L226 Difference]: Without dead ends: 0 [2020-12-22 06:52:23,502 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 06:52:23,503 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-22 06:52:23,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-22 06:52:23,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-22 06:52:23,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-22 06:52:23,503 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2020-12-22 06:52:23,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:52:23,504 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-22 06:52:23,504 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 06:52:23,504 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-22 06:52:23,504 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-22 06:52:23,504 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-22 06:52:23,507 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-22 06:52:23,803 INFO L192 CegarLoopUtils]: At program point L828(lines 809 831) the Hoare annotation is: true [2020-12-22 06:52:23,803 INFO L185 CegarLoopUtils]: At program point L217(lines 210 220) the Hoare annotation is: false [2020-12-22 06:52:23,803 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 271) no Hoare annotation was computed. [2020-12-22 06:52:23,803 INFO L185 CegarLoopUtils]: At program point L217-1(lines 210 220) the Hoare annotation is: false [2020-12-22 06:52:23,804 INFO L185 CegarLoopUtils]: At program point L217-2(lines 210 220) the Hoare annotation is: false [2020-12-22 06:52:23,804 INFO L185 CegarLoopUtils]: At program point L333(lines 286 334) the Hoare annotation is: false [2020-12-22 06:52:23,804 INFO L189 CegarLoopUtils]: For program point L746(line 746) no Hoare annotation was computed. [2020-12-22 06:52:23,804 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-22 06:52:23,804 INFO L189 CegarLoopUtils]: For program point L317(lines 317 328) no Hoare annotation was computed. [2020-12-22 06:52:23,805 INFO L185 CegarLoopUtils]: At program point L863(lines 858 866) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-12-22 06:52:23,805 INFO L189 CegarLoopUtils]: For program point L54(lines 54 58) no Hoare annotation was computed. [2020-12-22 06:52:23,805 INFO L189 CegarLoopUtils]: For program point L54-3(lines 54 58) no Hoare annotation was computed. [2020-12-22 06:52:23,805 INFO L189 CegarLoopUtils]: For program point L54-6(lines 54 58) no Hoare annotation was computed. [2020-12-22 06:52:23,805 INFO L189 CegarLoopUtils]: For program point L749(lines 749 753) no Hoare annotation was computed. [2020-12-22 06:52:23,805 INFO L189 CegarLoopUtils]: For program point L716(lines 716 729) no Hoare annotation was computed. [2020-12-22 06:52:23,806 INFO L189 CegarLoopUtils]: For program point L749-1(lines 141 147) no Hoare annotation was computed. [2020-12-22 06:52:23,806 INFO L185 CegarLoopUtils]: At program point L716-1(lines 1 866) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~6 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-22 06:52:23,806 INFO L189 CegarLoopUtils]: For program point L716-2(lines 716 729) no Hoare annotation was computed. [2020-12-22 06:52:23,806 INFO L185 CegarLoopUtils]: At program point L716-3(lines 1 866) the Hoare annotation is: false [2020-12-22 06:52:23,806 INFO L189 CegarLoopUtils]: For program point L716-4(lines 716 729) no Hoare annotation was computed. [2020-12-22 06:52:23,806 INFO L185 CegarLoopUtils]: At program point L716-5(lines 1 866) the Hoare annotation is: false [2020-12-22 06:52:23,807 INFO L189 CegarLoopUtils]: For program point L271(line 271) no Hoare annotation was computed. [2020-12-22 06:52:23,807 INFO L189 CegarLoopUtils]: For program point L271-1(line 271) no Hoare annotation was computed. [2020-12-22 06:52:23,807 INFO L189 CegarLoopUtils]: For program point L271-2(line 271) no Hoare annotation was computed. [2020-12-22 06:52:23,807 INFO L189 CegarLoopUtils]: For program point L288(lines 287 332) no Hoare annotation was computed. [2020-12-22 06:52:23,807 INFO L189 CegarLoopUtils]: For program point L173(lines 173 190) no Hoare annotation was computed. [2020-12-22 06:52:23,808 INFO L189 CegarLoopUtils]: For program point L173-1(lines 173 190) no Hoare annotation was computed. [2020-12-22 06:52:23,808 INFO L189 CegarLoopUtils]: For program point L173-2(lines 173 190) no Hoare annotation was computed. [2020-12-22 06:52:23,808 INFO L189 CegarLoopUtils]: For program point L289(lines 289 293) no Hoare annotation was computed. [2020-12-22 06:52:23,808 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-22 06:52:23,808 INFO L185 CegarLoopUtils]: At program point L91(lines 86 94) the Hoare annotation is: false [2020-12-22 06:52:23,809 INFO L185 CegarLoopUtils]: At program point L91-1(lines 86 94) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~6 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-22 06:52:23,809 INFO L185 CegarLoopUtils]: At program point L91-2(lines 86 94) the Hoare annotation is: false [2020-12-22 06:52:23,809 INFO L185 CegarLoopUtils]: At program point L91-3(lines 86 94) the Hoare annotation is: false [2020-12-22 06:52:23,809 INFO L185 CegarLoopUtils]: At program point L91-4(lines 86 94) the Hoare annotation is: false [2020-12-22 06:52:23,809 INFO L185 CegarLoopUtils]: At program point L91-5(lines 86 94) the Hoare annotation is: false [2020-12-22 06:52:23,809 INFO L185 CegarLoopUtils]: At program point L141(lines 140 159) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~6 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-22 06:52:23,810 INFO L189 CegarLoopUtils]: For program point L141-1(lines 141 147) no Hoare annotation was computed. [2020-12-22 06:52:23,810 INFO L185 CegarLoopUtils]: At program point L141-2(lines 140 159) the Hoare annotation is: false [2020-12-22 06:52:23,810 INFO L185 CegarLoopUtils]: At program point L141-3(lines 140 159) the Hoare annotation is: false [2020-12-22 06:52:23,810 INFO L189 CegarLoopUtils]: For program point L323(lines 323 327) no Hoare annotation was computed. [2020-12-22 06:52:23,810 INFO L189 CegarLoopUtils]: For program point L323-2(lines 141 147) no Hoare annotation was computed. [2020-12-22 06:52:23,810 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 271) no Hoare annotation was computed. [2020-12-22 06:52:23,811 INFO L189 CegarLoopUtils]: For program point L819(lines 819 826) no Hoare annotation was computed. [2020-12-22 06:52:23,811 INFO L189 CegarLoopUtils]: For program point L307(lines 307 313) no Hoare annotation was computed. [2020-12-22 06:52:23,811 INFO L185 CegarLoopUtils]: At program point L307-1(lines 307 313) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~6 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-22 06:52:23,811 INFO L192 CegarLoopUtils]: At program point L819-1(lines 819 826) the Hoare annotation is: true [2020-12-22 06:52:23,811 INFO L189 CegarLoopUtils]: For program point L720(lines 720 726) no Hoare annotation was computed. [2020-12-22 06:52:23,812 INFO L189 CegarLoopUtils]: For program point L720-2(lines 720 726) no Hoare annotation was computed. [2020-12-22 06:52:23,812 INFO L189 CegarLoopUtils]: For program point L720-4(lines 720 726) no Hoare annotation was computed. [2020-12-22 06:52:23,812 INFO L185 CegarLoopUtils]: At program point L226(lines 221 229) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~6 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-22 06:52:23,812 INFO L185 CegarLoopUtils]: At program point L226-1(lines 221 229) the Hoare annotation is: false [2020-12-22 06:52:23,812 INFO L185 CegarLoopUtils]: At program point L226-2(lines 221 229) the Hoare annotation is: false [2020-12-22 06:52:23,812 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-22 06:52:23,813 INFO L189 CegarLoopUtils]: For program point L177(lines 177 185) no Hoare annotation was computed. [2020-12-22 06:52:23,813 INFO L189 CegarLoopUtils]: For program point L177-1(lines 177 185) no Hoare annotation was computed. [2020-12-22 06:52:23,813 INFO L189 CegarLoopUtils]: For program point L177-2(lines 177 185) no Hoare annotation was computed. [2020-12-22 06:52:23,813 INFO L189 CegarLoopUtils]: For program point L78(lines 78 82) no Hoare annotation was computed. [2020-12-22 06:52:23,813 INFO L185 CegarLoopUtils]: At program point L855(lines 1 866) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-12-22 06:52:23,813 INFO L189 CegarLoopUtils]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-22 06:52:23,814 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 271) no Hoare annotation was computed. [2020-12-22 06:52:23,814 INFO L185 CegarLoopUtils]: At program point L148(lines 148 154) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~6 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-22 06:52:23,814 INFO L185 CegarLoopUtils]: At program point L148-1(lines 148 154) the Hoare annotation is: false [2020-12-22 06:52:23,814 INFO L185 CegarLoopUtils]: At program point L148-2(lines 148 154) the Hoare annotation is: false [2020-12-22 06:52:23,814 INFO L189 CegarLoopUtils]: For program point L297(lines 297 303) no Hoare annotation was computed. [2020-12-22 06:52:23,815 INFO L185 CegarLoopUtils]: At program point L297-1(lines 297 303) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~6 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-22 06:52:23,815 INFO L189 CegarLoopUtils]: For program point L66(lines 66 70) no Hoare annotation was computed. [2020-12-22 06:52:23,815 INFO L185 CegarLoopUtils]: At program point L793(lines 789 795) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~6 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-12-22 06:52:23,815 INFO L185 CegarLoopUtils]: At program point L745-2(lines 745 759) the Hoare annotation is: false [2020-12-22 06:52:23,839 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.12 06:52:23 BoogieIcfgContainer [2020-12-22 06:52:23,839 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-22 06:52:23,840 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-22 06:52:23,840 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-22 06:52:23,840 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-22 06:52:23,841 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 06:52:21" (3/4) ... [2020-12-22 06:52:23,845 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-22 06:52:23,862 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-12-22 06:52:23,863 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-12-22 06:52:23,864 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-12-22 06:52:23,864 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-12-22 06:52:23,865 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-12-22 06:52:23,866 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-22 06:52:23,867 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-22 06:52:23,898 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == systemActive && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 [2020-12-22 06:52:23,898 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == systemActive && \result == systemActive) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 [2020-12-22 06:52:23,899 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == systemActive && \result == systemActive) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0 [2020-12-22 06:52:23,899 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == systemActive && \result == systemActive) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0 [2020-12-22 06:52:23,900 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == systemActive && \result == systemActive) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0 [2020-12-22 06:52:23,900 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == systemActive && \result == systemActive) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0 [2020-12-22 06:52:23,901 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == systemActive && \result == systemActive) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0 [2020-12-22 06:52:23,902 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == systemActive && \result == systemActive) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0 [2020-12-22 06:52:23,903 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((tmp == systemActive && \result == systemActive) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 [2020-12-22 06:52:23,961 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/product-lines/minepump_spec1_product05.cil.c-witness.graphml [2020-12-22 06:52:23,961 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-22 06:52:23,963 INFO L168 Benchmark]: Toolchain (without parser) took 3877.72 ms. Allocated memory was 156.2 MB in the beginning and 196.1 MB in the end (delta: 39.8 MB). Free memory was 130.8 MB in the beginning and 157.4 MB in the end (delta: -26.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. [2020-12-22 06:52:23,964 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 156.2 MB. Free memory was 129.0 MB in the beginning and 128.9 MB in the end (delta: 80.2 kB). There was no memory consumed. Max. memory is 8.0 GB. [2020-12-22 06:52:23,964 INFO L168 Benchmark]: CACSL2BoogieTranslator took 557.26 ms. Allocated memory is still 156.2 MB. Free memory was 130.5 MB in the beginning and 110.7 MB in the end (delta: 19.8 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. [2020-12-22 06:52:23,965 INFO L168 Benchmark]: Boogie Procedure Inliner took 91.31 ms. Allocated memory is still 156.2 MB. Free memory was 110.7 MB in the beginning and 107.8 MB in the end (delta: 2.9 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2020-12-22 06:52:23,965 INFO L168 Benchmark]: Boogie Preprocessor took 96.04 ms. Allocated memory is still 156.2 MB. Free memory was 107.8 MB in the beginning and 138.0 MB in the end (delta: -30.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-12-22 06:52:23,966 INFO L168 Benchmark]: RCFGBuilder took 992.34 ms. Allocated memory is still 156.2 MB. Free memory was 138.0 MB in the beginning and 88.2 MB in the end (delta: 49.8 MB). Peak memory consumption was 49.3 MB. Max. memory is 8.0 GB. [2020-12-22 06:52:23,966 INFO L168 Benchmark]: TraceAbstraction took 2010.45 ms. Allocated memory was 156.2 MB in the beginning and 196.1 MB in the end (delta: 39.8 MB). Free memory was 87.7 MB in the beginning and 164.2 MB in the end (delta: -76.5 MB). Peak memory consumption was 40.9 MB. Max. memory is 8.0 GB. [2020-12-22 06:52:23,967 INFO L168 Benchmark]: Witness Printer took 121.36 ms. Allocated memory is still 196.1 MB. Free memory was 164.2 MB in the beginning and 157.4 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 8.0 GB. [2020-12-22 06:52:23,970 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 156.2 MB. Free memory was 129.0 MB in the beginning and 128.9 MB in the end (delta: 80.2 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 557.26 ms. Allocated memory is still 156.2 MB. Free memory was 130.5 MB in the beginning and 110.7 MB in the end (delta: 19.8 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 91.31 ms. Allocated memory is still 156.2 MB. Free memory was 110.7 MB in the beginning and 107.8 MB in the end (delta: 2.9 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 96.04 ms. Allocated memory is still 156.2 MB. Free memory was 107.8 MB in the beginning and 138.0 MB in the end (delta: -30.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 992.34 ms. Allocated memory is still 156.2 MB. Free memory was 138.0 MB in the beginning and 88.2 MB in the end (delta: 49.8 MB). Peak memory consumption was 49.3 MB. Max. memory is 8.0 GB. * TraceAbstraction took 2010.45 ms. Allocated memory was 156.2 MB in the beginning and 196.1 MB in the end (delta: 39.8 MB). Free memory was 87.7 MB in the beginning and 164.2 MB in the end (delta: -76.5 MB). Peak memory consumption was 40.9 MB. Max. memory is 8.0 GB. * Witness Printer took 121.36 ms. Allocated memory is still 196.1 MB. Free memory was 164.2 MB in the beginning and 157.4 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: 271]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 271]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 271]: 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: 789]: Loop Invariant Derived loop invariant: (((tmp == systemActive && \result == systemActive) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: (((tmp == systemActive && \result == systemActive) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 148]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((tmp == systemActive && \result == systemActive) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 148]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 148]: Loop Invariant Derived loop invariant: (((tmp == systemActive && \result == systemActive) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 221]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 819]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 307]: Loop Invariant Derived loop invariant: (((tmp == systemActive && \result == systemActive) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 221]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 809]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 210]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 221]: Loop Invariant Derived loop invariant: ((((tmp == systemActive && \result == systemActive) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 210]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 210]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 286]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 297]: Loop Invariant Derived loop invariant: (((tmp == systemActive && \result == systemActive) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 858]: Loop Invariant Derived loop invariant: ((\result == systemActive && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 140]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 140]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 140]: Loop Invariant Derived loop invariant: (((tmp == systemActive && \result == systemActive) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 69 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1.6s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 284 SDtfs, 355 SDslu, 235 SDs, 0 SdLazy, 58 SolverSat, 11 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 26 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=69occurred 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, 55 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 30 LocationsWithAnnotation, 30 PreInvPairs, 65 NumberOfFragments, 174 HoareAnnotationTreeSize, 30 FomulaSimplifications, 1454 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 30 FomulaSimplificationsInter, 84 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, 4708 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...