/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_spec4_product63.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-4f750a8 [2020-12-22 06:56:57,533 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-22 06:56:57,536 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-22 06:56:57,591 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-22 06:56:57,592 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-22 06:56:57,596 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-22 06:56:57,599 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-22 06:56:57,621 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-22 06:56:57,624 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-22 06:56:57,630 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-22 06:56:57,631 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-22 06:56:57,633 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-22 06:56:57,633 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-22 06:56:57,636 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-22 06:56:57,638 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-22 06:56:57,640 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-22 06:56:57,641 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-22 06:56:57,644 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-22 06:56:57,650 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-22 06:56:57,655 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-22 06:56:57,658 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-22 06:56:57,660 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-22 06:56:57,662 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-22 06:56:57,664 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-22 06:56:57,673 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-22 06:56:57,674 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-22 06:56:57,674 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-22 06:56:57,675 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-22 06:56:57,675 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-22 06:56:57,678 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-22 06:56:57,678 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-22 06:56:57,679 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-22 06:56:57,681 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-22 06:56:57,682 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-22 06:56:57,683 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-22 06:56:57,683 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-22 06:56:57,684 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-22 06:56:57,684 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-22 06:56:57,685 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-22 06:56:57,685 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-22 06:56:57,686 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-22 06:56:57,692 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-22 06:56:57,741 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-22 06:56:57,741 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-22 06:56:57,745 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-22 06:56:57,745 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-22 06:56:57,746 INFO L138 SettingsManager]: * Use SBE=true [2020-12-22 06:56:57,746 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-22 06:56:57,746 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-22 06:56:57,746 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-22 06:56:57,746 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-22 06:56:57,747 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-22 06:56:57,748 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-22 06:56:57,748 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-22 06:56:57,748 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-22 06:56:57,749 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-22 06:56:57,749 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-22 06:56:57,749 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-22 06:56:57,749 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-22 06:56:57,750 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-22 06:56:57,750 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-22 06:56:57,750 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-22 06:56:57,750 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-22 06:56:57,751 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-22 06:56:57,751 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-22 06:56:57,751 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-22 06:56:57,751 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-22 06:56:57,751 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-22 06:56:58,160 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-22 06:56:58,191 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-22 06:56:58,195 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-22 06:56:58,196 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-22 06:56:58,197 INFO L275 PluginConnector]: CDTParser initialized [2020-12-22 06:56:58,198 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec4_product63.cil.c [2020-12-22 06:56:58,288 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b41e06e6c/4cc16cf872bf4ade8907b06adfb3fb54/FLAGb5b3a6613 [2020-12-22 06:56:59,001 INFO L306 CDTParser]: Found 1 translation units. [2020-12-22 06:56:59,002 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec4_product63.cil.c [2020-12-22 06:56:59,016 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b41e06e6c/4cc16cf872bf4ade8907b06adfb3fb54/FLAGb5b3a6613 [2020-12-22 06:56:59,274 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b41e06e6c/4cc16cf872bf4ade8907b06adfb3fb54 [2020-12-22 06:56:59,278 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-22 06:56:59,280 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-22 06:56:59,281 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-22 06:56:59,281 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-22 06:56:59,285 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-22 06:56:59,286 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 06:56:59" (1/1) ... [2020-12-22 06:56:59,287 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34d5afdd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:56:59, skipping insertion in model container [2020-12-22 06:56:59,287 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 06:56:59" (1/1) ... [2020-12-22 06:56:59,295 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-22 06:56:59,342 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-22 06:56:59,622 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_spec4_product63.cil.c[14694,14707] [2020-12-22 06:56:59,650 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 06:56:59,661 INFO L203 MainTranslator]: Completed pre-run [2020-12-22 06:56:59,781 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_spec4_product63.cil.c[14694,14707] [2020-12-22 06:56:59,813 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 06:56:59,868 INFO L208 MainTranslator]: Completed translation [2020-12-22 06:56:59,868 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:56:59 WrapperNode [2020-12-22 06:56:59,869 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-22 06:56:59,871 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-22 06:56:59,871 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-22 06:56:59,871 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-22 06:56:59,880 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:56:59" (1/1) ... [2020-12-22 06:56:59,911 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:56:59" (1/1) ... [2020-12-22 06:57:00,020 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-22 06:57:00,021 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-22 06:57:00,021 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-22 06:57:00,022 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-22 06:57:00,042 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:56:59" (1/1) ... [2020-12-22 06:57:00,043 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:56:59" (1/1) ... [2020-12-22 06:57:00,053 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:56:59" (1/1) ... [2020-12-22 06:57:00,054 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:56:59" (1/1) ... [2020-12-22 06:57:00,091 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:56:59" (1/1) ... [2020-12-22 06:57:00,127 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:56:59" (1/1) ... [2020-12-22 06:57:00,133 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:56:59" (1/1) ... [2020-12-22 06:57:00,152 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-22 06:57:00,157 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-22 06:57:00,158 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-22 06:57:00,158 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-22 06:57:00,159 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:56:59" (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 06:57:00,282 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-22 06:57:00,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-22 06:57:00,283 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-22 06:57:00,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-22 06:57:01,645 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-22 06:57:01,645 INFO L299 CfgBuilder]: Removed 352 assume(true) statements. [2020-12-22 06:57:01,647 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 06:57:01 BoogieIcfgContainer [2020-12-22 06:57:01,647 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-22 06:57:01,649 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-22 06:57:01,649 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-22 06:57:01,652 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-22 06:57:01,653 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 06:56:59" (1/3) ... [2020-12-22 06:57:01,654 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78c2cc12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 06:57:01, skipping insertion in model container [2020-12-22 06:57:01,654 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:56:59" (2/3) ... [2020-12-22 06:57:01,654 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78c2cc12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 06:57:01, skipping insertion in model container [2020-12-22 06:57:01,654 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 06:57:01" (3/3) ... [2020-12-22 06:57:01,656 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product63.cil.c [2020-12-22 06:57:01,662 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-22 06:57:01,667 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-12-22 06:57:01,684 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-12-22 06:57:01,715 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-22 06:57:01,716 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-22 06:57:01,716 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-22 06:57:01,716 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-22 06:57:01,716 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-22 06:57:01,716 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-22 06:57:01,716 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-22 06:57:01,717 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-22 06:57:01,745 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states. [2020-12-22 06:57:01,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-12-22 06:57:01,753 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:57:01,754 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:57:01,754 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:57:01,760 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:57:01,760 INFO L82 PathProgramCache]: Analyzing trace with hash 1634761723, now seen corresponding path program 1 times [2020-12-22 06:57:01,768 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:57:01,768 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1285403347] [2020-12-22 06:57:01,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:57:01,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:57:02,055 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 06:57:02,056 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1285403347] [2020-12-22 06:57:02,056 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:57:02,057 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 06:57:02,058 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1763509310] [2020-12-22 06:57:02,062 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-22 06:57:02,062 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:57:02,076 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-22 06:57:02,077 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-22 06:57:02,079 INFO L87 Difference]: Start difference. First operand 227 states. Second operand 2 states. [2020-12-22 06:57:02,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:57:02,131 INFO L93 Difference]: Finished difference Result 448 states and 671 transitions. [2020-12-22 06:57:02,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-22 06:57:02,132 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2020-12-22 06:57:02,133 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:57:02,146 INFO L225 Difference]: With dead ends: 448 [2020-12-22 06:57:02,147 INFO L226 Difference]: Without dead ends: 223 [2020-12-22 06:57:02,151 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 06:57:02,170 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 223 states. [2020-12-22 06:57:02,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 223 to 223. [2020-12-22 06:57:02,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 223 states. [2020-12-22 06:57:02,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 223 states and 327 transitions. [2020-12-22 06:57:02,214 INFO L78 Accepts]: Start accepts. Automaton has 223 states and 327 transitions. Word has length 16 [2020-12-22 06:57:02,215 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:57:02,215 INFO L481 AbstractCegarLoop]: Abstraction has 223 states and 327 transitions. [2020-12-22 06:57:02,215 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-22 06:57:02,215 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 327 transitions. [2020-12-22 06:57:02,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-12-22 06:57:02,217 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:57:02,217 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 06:57:02,217 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-22 06:57:02,217 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:57:02,218 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:57:02,218 INFO L82 PathProgramCache]: Analyzing trace with hash 588004826, now seen corresponding path program 1 times [2020-12-22 06:57:02,219 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:57:02,219 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1851296518] [2020-12-22 06:57:02,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:57:02,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:57:02,382 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 06:57:02,382 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1851296518] [2020-12-22 06:57:02,383 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:57:02,383 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 06:57:02,383 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [390504886] [2020-12-22 06:57:02,385 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 06:57:02,385 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:57:02,386 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 06:57:02,386 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:57:02,386 INFO L87 Difference]: Start difference. First operand 223 states and 327 transitions. Second operand 3 states. [2020-12-22 06:57:02,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:57:02,405 INFO L93 Difference]: Finished difference Result 223 states and 327 transitions. [2020-12-22 06:57:02,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 06:57:02,406 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2020-12-22 06:57:02,406 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:57:02,407 INFO L225 Difference]: With dead ends: 223 [2020-12-22 06:57:02,407 INFO L226 Difference]: Without dead ends: 85 [2020-12-22 06:57:02,409 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 06:57:02,410 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2020-12-22 06:57:02,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2020-12-22 06:57:02,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2020-12-22 06:57:02,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 124 transitions. [2020-12-22 06:57:02,419 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 124 transitions. Word has length 17 [2020-12-22 06:57:02,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:57:02,419 INFO L481 AbstractCegarLoop]: Abstraction has 85 states and 124 transitions. [2020-12-22 06:57:02,420 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 06:57:02,420 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 124 transitions. [2020-12-22 06:57:02,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-22 06:57:02,421 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:57:02,421 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 06:57:02,421 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-22 06:57:02,421 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:57:02,422 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:57:02,422 INFO L82 PathProgramCache]: Analyzing trace with hash 614961122, now seen corresponding path program 1 times [2020-12-22 06:57:02,423 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:57:02,423 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1989310435] [2020-12-22 06:57:02,423 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:57:02,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:57:02,582 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 06:57:02,582 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1989310435] [2020-12-22 06:57:02,582 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:57:02,583 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-22 06:57:02,583 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [353715224] [2020-12-22 06:57:02,583 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-22 06:57:02,584 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:57:02,584 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-22 06:57:02,585 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-12-22 06:57:02,588 INFO L87 Difference]: Start difference. First operand 85 states and 124 transitions. Second operand 6 states. [2020-12-22 06:57:02,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:57:02,810 INFO L93 Difference]: Finished difference Result 266 states and 394 transitions. [2020-12-22 06:57:02,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-22 06:57:02,811 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2020-12-22 06:57:02,812 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:57:02,813 INFO L225 Difference]: With dead ends: 266 [2020-12-22 06:57:02,814 INFO L226 Difference]: Without dead ends: 187 [2020-12-22 06:57:02,815 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 06:57:02,815 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 187 states. [2020-12-22 06:57:02,832 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 187 to 104. [2020-12-22 06:57:02,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2020-12-22 06:57:02,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 153 transitions. [2020-12-22 06:57:02,833 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 153 transitions. Word has length 22 [2020-12-22 06:57:02,833 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:57:02,834 INFO L481 AbstractCegarLoop]: Abstraction has 104 states and 153 transitions. [2020-12-22 06:57:02,834 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-22 06:57:02,834 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 153 transitions. [2020-12-22 06:57:02,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-22 06:57:02,835 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:57:02,835 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, 1] [2020-12-22 06:57:02,836 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-22 06:57:02,836 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:57:02,837 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:57:02,837 INFO L82 PathProgramCache]: Analyzing trace with hash -95779936, now seen corresponding path program 1 times [2020-12-22 06:57:02,837 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:57:02,837 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [28700732] [2020-12-22 06:57:02,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:57:02,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:57:02,901 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 06:57:02,901 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [28700732] [2020-12-22 06:57:02,901 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:57:02,901 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 06:57:02,902 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1408699640] [2020-12-22 06:57:02,902 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 06:57:02,902 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:57:02,903 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 06:57:02,904 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:57:02,904 INFO L87 Difference]: Start difference. First operand 104 states and 153 transitions. Second operand 3 states. [2020-12-22 06:57:02,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:57:02,953 INFO L93 Difference]: Finished difference Result 208 states and 308 transitions. [2020-12-22 06:57:02,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 06:57:02,953 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 25 [2020-12-22 06:57:02,954 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:57:02,955 INFO L225 Difference]: With dead ends: 208 [2020-12-22 06:57:02,955 INFO L226 Difference]: Without dead ends: 110 [2020-12-22 06:57:02,956 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:57:02,957 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2020-12-22 06:57:02,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 108. [2020-12-22 06:57:02,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 108 states. [2020-12-22 06:57:02,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 153 transitions. [2020-12-22 06:57:02,971 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 153 transitions. Word has length 25 [2020-12-22 06:57:02,971 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:57:02,972 INFO L481 AbstractCegarLoop]: Abstraction has 108 states and 153 transitions. [2020-12-22 06:57:02,972 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 06:57:02,972 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 153 transitions. [2020-12-22 06:57:02,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-22 06:57:02,973 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:57:02,973 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, 1] [2020-12-22 06:57:02,973 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-22 06:57:02,974 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:57:02,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:57:02,975 INFO L82 PathProgramCache]: Analyzing trace with hash -562945097, now seen corresponding path program 1 times [2020-12-22 06:57:02,975 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:57:03,000 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [434649907] [2020-12-22 06:57:03,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:57:03,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:57:03,153 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 06:57:03,154 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [434649907] [2020-12-22 06:57:03,154 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:57:03,154 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-12-22 06:57:03,155 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1456718604] [2020-12-22 06:57:03,156 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-12-22 06:57:03,156 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:57:03,158 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-12-22 06:57:03,159 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-12-22 06:57:03,159 INFO L87 Difference]: Start difference. First operand 108 states and 153 transitions. Second operand 8 states. [2020-12-22 06:57:03,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:57:03,674 INFO L93 Difference]: Finished difference Result 706 states and 1021 transitions. [2020-12-22 06:57:03,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-12-22 06:57:03,676 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 25 [2020-12-22 06:57:03,676 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:57:03,682 INFO L225 Difference]: With dead ends: 706 [2020-12-22 06:57:03,683 INFO L226 Difference]: Without dead ends: 604 [2020-12-22 06:57:03,688 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=71, Invalid=169, Unknown=0, NotChecked=0, Total=240 [2020-12-22 06:57:03,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 604 states. [2020-12-22 06:57:03,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 604 to 262. [2020-12-22 06:57:03,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 262 states. [2020-12-22 06:57:03,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 262 states and 365 transitions. [2020-12-22 06:57:03,745 INFO L78 Accepts]: Start accepts. Automaton has 262 states and 365 transitions. Word has length 25 [2020-12-22 06:57:03,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:57:03,746 INFO L481 AbstractCegarLoop]: Abstraction has 262 states and 365 transitions. [2020-12-22 06:57:03,746 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-12-22 06:57:03,746 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 365 transitions. [2020-12-22 06:57:03,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-12-22 06:57:03,752 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:57:03,752 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:57:03,754 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-22 06:57:03,754 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:57:03,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:57:03,755 INFO L82 PathProgramCache]: Analyzing trace with hash 2068693080, now seen corresponding path program 1 times [2020-12-22 06:57:03,755 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:57:03,755 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1072218539] [2020-12-22 06:57:03,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:57:03,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:57:03,864 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 06:57:03,864 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1072218539] [2020-12-22 06:57:03,865 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1830748318] [2020-12-22 06:57:03,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 06:57:04,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:57:04,019 INFO L263 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-22 06:57:04,026 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 06:57:04,139 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 06:57:04,140 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-22 06:57:04,140 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 4 [2020-12-22 06:57:04,140 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [822188895] [2020-12-22 06:57:04,141 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-22 06:57:04,141 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:57:04,142 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-22 06:57:04,142 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:57:04,142 INFO L87 Difference]: Start difference. First operand 262 states and 365 transitions. Second operand 4 states. [2020-12-22 06:57:04,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:57:04,278 INFO L93 Difference]: Finished difference Result 587 states and 831 transitions. [2020-12-22 06:57:04,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-22 06:57:04,279 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 40 [2020-12-22 06:57:04,279 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:57:04,281 INFO L225 Difference]: With dead ends: 587 [2020-12-22 06:57:04,281 INFO L226 Difference]: Without dead ends: 394 [2020-12-22 06:57:04,282 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:57:04,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 394 states. [2020-12-22 06:57:04,316 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 394 to 381. [2020-12-22 06:57:04,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 381 states. [2020-12-22 06:57:04,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 381 states and 536 transitions. [2020-12-22 06:57:04,318 INFO L78 Accepts]: Start accepts. Automaton has 381 states and 536 transitions. Word has length 40 [2020-12-22 06:57:04,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:57:04,318 INFO L481 AbstractCegarLoop]: Abstraction has 381 states and 536 transitions. [2020-12-22 06:57:04,318 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-22 06:57:04,319 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 536 transitions. [2020-12-22 06:57:04,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-12-22 06:57:04,321 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:57:04,321 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:57:04,535 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2020-12-22 06:57:04,536 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:57:04,538 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:57:04,538 INFO L82 PathProgramCache]: Analyzing trace with hash 209509055, now seen corresponding path program 1 times [2020-12-22 06:57:04,539 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:57:04,539 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1837362283] [2020-12-22 06:57:04,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:57:04,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:57:04,596 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-22 06:57:04,597 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1837362283] [2020-12-22 06:57:04,598 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:57:04,598 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-22 06:57:04,598 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [926076001] [2020-12-22 06:57:04,598 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 06:57:04,599 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:57:04,599 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 06:57:04,599 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:57:04,600 INFO L87 Difference]: Start difference. First operand 381 states and 536 transitions. Second operand 5 states. [2020-12-22 06:57:04,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:57:04,717 INFO L93 Difference]: Finished difference Result 1148 states and 1602 transitions. [2020-12-22 06:57:04,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-22 06:57:04,718 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52 [2020-12-22 06:57:04,718 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:57:04,722 INFO L225 Difference]: With dead ends: 1148 [2020-12-22 06:57:04,723 INFO L226 Difference]: Without dead ends: 773 [2020-12-22 06:57:04,724 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 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 06:57:04,725 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 773 states. [2020-12-22 06:57:04,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 773 to 411. [2020-12-22 06:57:04,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 411 states. [2020-12-22 06:57:04,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 411 states and 566 transitions. [2020-12-22 06:57:04,764 INFO L78 Accepts]: Start accepts. Automaton has 411 states and 566 transitions. Word has length 52 [2020-12-22 06:57:04,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:57:04,765 INFO L481 AbstractCegarLoop]: Abstraction has 411 states and 566 transitions. [2020-12-22 06:57:04,765 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 06:57:04,765 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 566 transitions. [2020-12-22 06:57:04,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-12-22 06:57:04,766 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:57:04,767 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:57:04,767 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-12-22 06:57:04,767 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:57:04,768 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:57:04,768 INFO L82 PathProgramCache]: Analyzing trace with hash 911108929, now seen corresponding path program 1 times [2020-12-22 06:57:04,768 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:57:04,768 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1136822581] [2020-12-22 06:57:04,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:57:04,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:57:04,818 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-22 06:57:04,818 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1136822581] [2020-12-22 06:57:04,818 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:57:04,819 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-22 06:57:04,819 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1151286911] [2020-12-22 06:57:04,819 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-22 06:57:04,819 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:57:04,820 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-22 06:57:04,820 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-22 06:57:04,820 INFO L87 Difference]: Start difference. First operand 411 states and 566 transitions. Second operand 4 states. [2020-12-22 06:57:04,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:57:04,921 INFO L93 Difference]: Finished difference Result 930 states and 1285 transitions. [2020-12-22 06:57:04,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-22 06:57:04,922 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 52 [2020-12-22 06:57:04,922 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:57:04,925 INFO L225 Difference]: With dead ends: 930 [2020-12-22 06:57:04,925 INFO L226 Difference]: Without dead ends: 525 [2020-12-22 06:57:04,926 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:57:04,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 525 states. [2020-12-22 06:57:04,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 525 to 353. [2020-12-22 06:57:04,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 353 states. [2020-12-22 06:57:04,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 353 states and 480 transitions. [2020-12-22 06:57:04,963 INFO L78 Accepts]: Start accepts. Automaton has 353 states and 480 transitions. Word has length 52 [2020-12-22 06:57:04,963 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:57:04,964 INFO L481 AbstractCegarLoop]: Abstraction has 353 states and 480 transitions. [2020-12-22 06:57:04,964 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-22 06:57:04,964 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 480 transitions. [2020-12-22 06:57:04,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-12-22 06:57:04,965 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:57:04,965 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:57:04,965 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-12-22 06:57:04,965 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:57:04,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:57:04,966 INFO L82 PathProgramCache]: Analyzing trace with hash -1784686399, now seen corresponding path program 1 times [2020-12-22 06:57:04,966 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:57:04,966 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1167106186] [2020-12-22 06:57:04,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:57:04,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:57:05,036 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-12-22 06:57:05,037 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1167106186] [2020-12-22 06:57:05,037 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:57:05,037 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-22 06:57:05,038 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1674919136] [2020-12-22 06:57:05,038 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-22 06:57:05,038 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:57:05,039 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-22 06:57:05,039 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-12-22 06:57:05,039 INFO L87 Difference]: Start difference. First operand 353 states and 480 transitions. Second operand 6 states. [2020-12-22 06:57:05,317 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:57:05,317 INFO L93 Difference]: Finished difference Result 1951 states and 2700 transitions. [2020-12-22 06:57:05,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-12-22 06:57:05,318 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 53 [2020-12-22 06:57:05,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:57:05,327 INFO L225 Difference]: With dead ends: 1951 [2020-12-22 06:57:05,327 INFO L226 Difference]: Without dead ends: 1604 [2020-12-22 06:57:05,329 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2020-12-22 06:57:05,331 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1604 states. [2020-12-22 06:57:05,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1604 to 698. [2020-12-22 06:57:05,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 698 states. [2020-12-22 06:57:05,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698 states to 698 states and 937 transitions. [2020-12-22 06:57:05,432 INFO L78 Accepts]: Start accepts. Automaton has 698 states and 937 transitions. Word has length 53 [2020-12-22 06:57:05,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:57:05,435 INFO L481 AbstractCegarLoop]: Abstraction has 698 states and 937 transitions. [2020-12-22 06:57:05,435 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-22 06:57:05,435 INFO L276 IsEmpty]: Start isEmpty. Operand 698 states and 937 transitions. [2020-12-22 06:57:05,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-12-22 06:57:05,436 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:57:05,436 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:57:05,436 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-12-22 06:57:05,438 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:57:05,439 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:57:05,439 INFO L82 PathProgramCache]: Analyzing trace with hash -836550009, now seen corresponding path program 1 times [2020-12-22 06:57:05,439 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:57:05,439 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [339330454] [2020-12-22 06:57:05,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:57:05,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:57:05,534 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-12-22 06:57:05,537 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [339330454] [2020-12-22 06:57:05,538 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:57:05,538 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-22 06:57:05,539 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1892597378] [2020-12-22 06:57:05,539 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 06:57:05,540 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:57:05,540 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 06:57:05,543 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:57:05,543 INFO L87 Difference]: Start difference. First operand 698 states and 937 transitions. Second operand 5 states. [2020-12-22 06:57:05,849 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:57:05,850 INFO L93 Difference]: Finished difference Result 1896 states and 2544 transitions. [2020-12-22 06:57:05,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-12-22 06:57:05,851 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 54 [2020-12-22 06:57:05,853 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:57:05,862 INFO L225 Difference]: With dead ends: 1896 [2020-12-22 06:57:05,862 INFO L226 Difference]: Without dead ends: 1894 [2020-12-22 06:57:05,863 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 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 06:57:05,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1894 states. [2020-12-22 06:57:05,982 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1894 to 698. [2020-12-22 06:57:05,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 698 states. [2020-12-22 06:57:05,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698 states to 698 states and 927 transitions. [2020-12-22 06:57:05,986 INFO L78 Accepts]: Start accepts. Automaton has 698 states and 927 transitions. Word has length 54 [2020-12-22 06:57:05,986 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:57:05,986 INFO L481 AbstractCegarLoop]: Abstraction has 698 states and 927 transitions. [2020-12-22 06:57:05,987 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 06:57:05,987 INFO L276 IsEmpty]: Start isEmpty. Operand 698 states and 927 transitions. [2020-12-22 06:57:05,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-12-22 06:57:05,988 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:57:05,989 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:57:05,989 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-12-22 06:57:05,989 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:57:05,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:57:05,990 INFO L82 PathProgramCache]: Analyzing trace with hash -1139010814, now seen corresponding path program 1 times [2020-12-22 06:57:05,990 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:57:05,990 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1229858914] [2020-12-22 06:57:05,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:57:06,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:57:06,079 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 06:57:06,080 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1229858914] [2020-12-22 06:57:06,080 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1203810055] [2020-12-22 06:57:06,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 06:57:06,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:57:06,235 INFO L263 TraceCheckSpWp]: Trace formula consists of 456 conjuncts, 6 conjunts are in the unsatisfiable core [2020-12-22 06:57:06,240 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 06:57:06,323 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 06:57:06,323 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 06:57:06,323 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 6 [2020-12-22 06:57:06,324 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [380624449] [2020-12-22 06:57:06,324 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-22 06:57:06,324 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:57:06,325 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-22 06:57:06,325 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-12-22 06:57:06,325 INFO L87 Difference]: Start difference. First operand 698 states and 927 transitions. Second operand 6 states. [2020-12-22 06:57:06,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:57:06,684 INFO L93 Difference]: Finished difference Result 1610 states and 2133 transitions. [2020-12-22 06:57:06,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-12-22 06:57:06,684 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 60 [2020-12-22 06:57:06,684 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:57:06,689 INFO L225 Difference]: With dead ends: 1610 [2020-12-22 06:57:06,689 INFO L226 Difference]: Without dead ends: 1004 [2020-12-22 06:57:06,691 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2020-12-22 06:57:06,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1004 states. [2020-12-22 06:57:06,775 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1004 to 622. [2020-12-22 06:57:06,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 622 states. [2020-12-22 06:57:06,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 622 states and 814 transitions. [2020-12-22 06:57:06,778 INFO L78 Accepts]: Start accepts. Automaton has 622 states and 814 transitions. Word has length 60 [2020-12-22 06:57:06,778 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:57:06,778 INFO L481 AbstractCegarLoop]: Abstraction has 622 states and 814 transitions. [2020-12-22 06:57:06,778 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-22 06:57:06,778 INFO L276 IsEmpty]: Start isEmpty. Operand 622 states and 814 transitions. [2020-12-22 06:57:06,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-12-22 06:57:06,780 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:57:06,780 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 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 06:57:06,993 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 06:57:06,994 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:57:06,995 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:57:06,995 INFO L82 PathProgramCache]: Analyzing trace with hash 444677923, now seen corresponding path program 2 times [2020-12-22 06:57:06,996 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:57:06,997 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1415914110] [2020-12-22 06:57:06,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:57:07,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:57:07,118 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-12-22 06:57:07,118 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1415914110] [2020-12-22 06:57:07,118 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:57:07,118 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-22 06:57:07,119 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [964199565] [2020-12-22 06:57:07,119 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 06:57:07,119 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:57:07,120 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 06:57:07,121 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:57:07,121 INFO L87 Difference]: Start difference. First operand 622 states and 814 transitions. Second operand 5 states. [2020-12-22 06:57:07,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:57:07,485 INFO L93 Difference]: Finished difference Result 1880 states and 2484 transitions. [2020-12-22 06:57:07,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-22 06:57:07,486 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 85 [2020-12-22 06:57:07,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:57:07,493 INFO L225 Difference]: With dead ends: 1880 [2020-12-22 06:57:07,493 INFO L226 Difference]: Without dead ends: 1348 [2020-12-22 06:57:07,494 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2020-12-22 06:57:07,496 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1348 states. [2020-12-22 06:57:07,617 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1348 to 854. [2020-12-22 06:57:07,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 854 states. [2020-12-22 06:57:07,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 854 states to 854 states and 1113 transitions. [2020-12-22 06:57:07,621 INFO L78 Accepts]: Start accepts. Automaton has 854 states and 1113 transitions. Word has length 85 [2020-12-22 06:57:07,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:57:07,621 INFO L481 AbstractCegarLoop]: Abstraction has 854 states and 1113 transitions. [2020-12-22 06:57:07,621 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 06:57:07,621 INFO L276 IsEmpty]: Start isEmpty. Operand 854 states and 1113 transitions. [2020-12-22 06:57:07,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-12-22 06:57:07,625 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:57:07,626 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:57:07,626 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-12-22 06:57:07,626 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:57:07,627 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:57:07,627 INFO L82 PathProgramCache]: Analyzing trace with hash 50311137, now seen corresponding path program 1 times [2020-12-22 06:57:07,627 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:57:07,630 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [680704848] [2020-12-22 06:57:07,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:57:07,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:57:07,728 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-12-22 06:57:07,728 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [680704848] [2020-12-22 06:57:07,731 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:57:07,732 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-12-22 06:57:07,732 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [47299397] [2020-12-22 06:57:07,734 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-12-22 06:57:07,735 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:57:07,735 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-12-22 06:57:07,736 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-12-22 06:57:07,736 INFO L87 Difference]: Start difference. First operand 854 states and 1113 transitions. Second operand 7 states. [2020-12-22 06:57:07,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:57:07,955 INFO L93 Difference]: Finished difference Result 1780 states and 2314 transitions. [2020-12-22 06:57:07,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-12-22 06:57:07,956 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 85 [2020-12-22 06:57:07,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:57:07,957 INFO L225 Difference]: With dead ends: 1780 [2020-12-22 06:57:07,958 INFO L226 Difference]: Without dead ends: 0 [2020-12-22 06:57:07,963 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2020-12-22 06:57:07,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-22 06:57:07,963 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-22 06:57:07,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-22 06:57:07,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-22 06:57:07,963 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 85 [2020-12-22 06:57:07,963 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:57:07,964 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-22 06:57:07,964 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-12-22 06:57:07,964 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-22 06:57:07,964 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-22 06:57:07,964 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-12-22 06:57:07,966 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-22 06:57:08,464 WARN L197 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 152 [2020-12-22 06:57:08,749 WARN L197 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 136 [2020-12-22 06:57:09,724 WARN L197 SmtUtils]: Spent 970.00 ms on a formula simplification. DAG size of input: 395 DAG size of output: 293 [2020-12-22 06:57:10,435 WARN L197 SmtUtils]: Spent 703.00 ms on a formula simplification. DAG size of input: 363 DAG size of output: 271 [2020-12-22 06:57:10,652 WARN L197 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 169 [2020-12-22 06:57:11,360 WARN L197 SmtUtils]: Spent 703.00 ms on a formula simplification. DAG size of input: 355 DAG size of output: 270 [2020-12-22 06:57:11,670 WARN L197 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 278 DAG size of output: 200 [2020-12-22 06:57:12,315 WARN L197 SmtUtils]: Spent 537.00 ms on a formula simplification. DAG size of input: 371 DAG size of output: 275 [2020-12-22 06:57:12,704 WARN L197 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 306 DAG size of output: 255 [2020-12-22 06:57:13,293 WARN L197 SmtUtils]: Spent 552.00 ms on a formula simplification. DAG size of input: 376 DAG size of output: 271 [2020-12-22 06:57:13,537 WARN L197 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 21 [2020-12-22 06:57:13,762 WARN L197 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 20 [2020-12-22 06:57:14,344 WARN L197 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 21 [2020-12-22 06:57:14,682 WARN L197 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 27 [2020-12-22 06:57:14,815 WARN L197 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 16 [2020-12-22 06:57:15,389 WARN L197 SmtUtils]: Spent 571.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 27 [2020-12-22 06:57:17,359 WARN L197 SmtUtils]: Spent 1.95 s on a formula simplification. DAG size of input: 277 DAG size of output: 34 [2020-12-22 06:57:18,961 WARN L197 SmtUtils]: Spent 1.57 s on a formula simplification. DAG size of input: 262 DAG size of output: 27 [2020-12-22 06:57:19,863 WARN L197 SmtUtils]: Spent 892.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 32 [2020-12-22 06:57:21,606 WARN L197 SmtUtils]: Spent 1.73 s on a formula simplification. DAG size of input: 260 DAG size of output: 28 [2020-12-22 06:57:22,476 WARN L197 SmtUtils]: Spent 860.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 24 [2020-12-22 06:57:23,077 WARN L197 SmtUtils]: Spent 586.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 33 [2020-12-22 06:57:25,030 WARN L197 SmtUtils]: Spent 1.95 s on a formula simplification. DAG size of input: 267 DAG size of output: 27 [2020-12-22 06:57:25,244 WARN L197 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 21 [2020-12-22 06:57:25,421 WARN L197 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 29 [2020-12-22 06:57:26,870 WARN L197 SmtUtils]: Spent 1.45 s on a formula simplification. DAG size of input: 248 DAG size of output: 36 [2020-12-22 06:57:27,059 WARN L197 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 20 [2020-12-22 06:57:28,627 WARN L197 SmtUtils]: Spent 1.56 s on a formula simplification. DAG size of input: 260 DAG size of output: 36 [2020-12-22 06:57:28,766 WARN L197 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 21 [2020-12-22 06:57:28,926 WARN L197 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 16 [2020-12-22 06:57:28,934 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 688) no Hoare annotation was computed. [2020-12-22 06:57:28,935 INFO L189 CegarLoopUtils]: For program point L498(lines 498 505) no Hoare annotation was computed. [2020-12-22 06:57:28,935 INFO L192 CegarLoopUtils]: At program point L498-1(lines 498 505) the Hoare annotation is: true [2020-12-22 06:57:28,935 INFO L189 CegarLoopUtils]: For program point L962(lines 961 1008) no Hoare annotation was computed. [2020-12-22 06:57:28,935 INFO L189 CegarLoopUtils]: For program point L963(lines 963 967) no Hoare annotation was computed. [2020-12-22 06:57:28,935 INFO L189 CegarLoopUtils]: For program point L765(lines 765 773) no Hoare annotation was computed. [2020-12-22 06:57:28,935 INFO L189 CegarLoopUtils]: For program point L765-1(lines 765 773) no Hoare annotation was computed. [2020-12-22 06:57:28,935 INFO L189 CegarLoopUtils]: For program point L765-2(lines 765 773) no Hoare annotation was computed. [2020-12-22 06:57:28,936 INFO L189 CegarLoopUtils]: For program point L765-3(lines 765 773) no Hoare annotation was computed. [2020-12-22 06:57:28,936 INFO L189 CegarLoopUtils]: For program point L765-4(lines 765 773) no Hoare annotation was computed. [2020-12-22 06:57:28,936 INFO L189 CegarLoopUtils]: For program point L765-5(lines 765 773) no Hoare annotation was computed. [2020-12-22 06:57:28,936 INFO L185 CegarLoopUtils]: At program point L703(lines 702 721) the Hoare annotation is: (let ((.cse3 (= ULTIMATE.start_main_~tmp~3 1)) (.cse0 (= ~pumpRunning~0 0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0) .cse0 .cse1 (= ULTIMATE.start_main_~tmp~3 ~waterLevel~0) .cse2) (and .cse3 (not (= 0 ~systemActive~0)) .cse1 (<= 1 ~waterLevel~0) .cse2) (and .cse3 (<= 2 ~waterLevel~0) .cse0 .cse1 .cse2))) [2020-12-22 06:57:28,937 INFO L189 CegarLoopUtils]: For program point L703-1(lines 703 709) no Hoare annotation was computed. [2020-12-22 06:57:28,937 INFO L185 CegarLoopUtils]: At program point L703-2(lines 702 721) the Hoare annotation is: false [2020-12-22 06:57:28,937 INFO L185 CegarLoopUtils]: At program point L703-3(lines 702 721) the Hoare annotation is: false [2020-12-22 06:57:28,937 INFO L192 CegarLoopUtils]: At program point L507(lines 488 510) the Hoare annotation is: true [2020-12-22 06:57:28,937 INFO L189 CegarLoopUtils]: For program point L971(lines 971 977) no Hoare annotation was computed. [2020-12-22 06:57:28,937 INFO L185 CegarLoopUtils]: At program point L971-1(lines 971 977) the Hoare annotation is: (let ((.cse5 (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0)) (.cse1 (not (= 0 ~systemActive~0))) (.cse7 (= ULTIMATE.start_main_~tmp~3 ~waterLevel~0)) (.cse0 (= ULTIMATE.start_main_~tmp~3 1)) (.cse2 (<= 2 ~waterLevel~0)) (.cse6 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse6 .cse3 .cse7 (<= 1 |ULTIMATE.start_getWaterLevel_#res|) (<= 1 ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~4) .cse4) (and .cse5 (= ~methaneLevelCritical~0 0) .cse1 .cse6 .cse3 .cse7 .cse4) (and .cse0 .cse2 .cse6 .cse3 .cse4))) [2020-12-22 06:57:28,938 INFO L189 CegarLoopUtils]: For program point L906(lines 906 910) no Hoare annotation was computed. [2020-12-22 06:57:28,938 INFO L189 CegarLoopUtils]: For program point L906-2(lines 906 910) no Hoare annotation was computed. [2020-12-22 06:57:28,938 INFO L189 CegarLoopUtils]: For program point L906-3(lines 906 910) no Hoare annotation was computed. [2020-12-22 06:57:28,938 INFO L189 CegarLoopUtils]: For program point L906-5(lines 906 910) no Hoare annotation was computed. [2020-12-22 06:57:28,938 INFO L189 CegarLoopUtils]: For program point L906-6(lines 906 910) no Hoare annotation was computed. [2020-12-22 06:57:28,938 INFO L189 CegarLoopUtils]: For program point L906-8(lines 906 910) no Hoare annotation was computed. [2020-12-22 06:57:28,938 INFO L189 CegarLoopUtils]: For program point L906-9(lines 906 910) no Hoare annotation was computed. [2020-12-22 06:57:28,938 INFO L189 CegarLoopUtils]: For program point L906-11(lines 906 910) no Hoare annotation was computed. [2020-12-22 06:57:28,938 INFO L189 CegarLoopUtils]: For program point L906-12(lines 906 910) no Hoare annotation was computed. [2020-12-22 06:57:28,938 INFO L189 CegarLoopUtils]: For program point L906-14(lines 906 910) no Hoare annotation was computed. [2020-12-22 06:57:28,939 INFO L189 CegarLoopUtils]: For program point L906-15(lines 906 910) no Hoare annotation was computed. [2020-12-22 06:57:28,939 INFO L189 CegarLoopUtils]: For program point L906-17(lines 906 910) no Hoare annotation was computed. [2020-12-22 06:57:28,939 INFO L189 CegarLoopUtils]: For program point L906-18(lines 906 910) no Hoare annotation was computed. [2020-12-22 06:57:28,939 INFO L189 CegarLoopUtils]: For program point L906-20(lines 906 910) no Hoare annotation was computed. [2020-12-22 06:57:28,939 INFO L189 CegarLoopUtils]: For program point L906-21(lines 906 910) no Hoare annotation was computed. [2020-12-22 06:57:28,939 INFO L189 CegarLoopUtils]: For program point L906-23(lines 906 910) no Hoare annotation was computed. [2020-12-22 06:57:28,939 INFO L189 CegarLoopUtils]: For program point L906-24(lines 906 910) no Hoare annotation was computed. [2020-12-22 06:57:28,939 INFO L189 CegarLoopUtils]: For program point L906-26(lines 906 910) no Hoare annotation was computed. [2020-12-22 06:57:28,940 INFO L189 CegarLoopUtils]: For program point L906-27(lines 906 910) no Hoare annotation was computed. [2020-12-22 06:57:28,940 INFO L189 CegarLoopUtils]: For program point L906-29(lines 906 910) no Hoare annotation was computed. [2020-12-22 06:57:28,940 INFO L189 CegarLoopUtils]: For program point L906-30(lines 906 910) no Hoare annotation was computed. [2020-12-22 06:57:28,940 INFO L189 CegarLoopUtils]: For program point L906-32(lines 906 910) no Hoare annotation was computed. [2020-12-22 06:57:28,940 INFO L189 CegarLoopUtils]: For program point L906-33(lines 906 910) no Hoare annotation was computed. [2020-12-22 06:57:28,940 INFO L189 CegarLoopUtils]: For program point L906-35(lines 906 910) no Hoare annotation was computed. [2020-12-22 06:57:28,940 INFO L185 CegarLoopUtils]: At program point L710(lines 710 716) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~3 1)) (.cse1 (<= 2 ~waterLevel~0)) (.cse4 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 (not (= 0 ~systemActive~0)) .cse1 .cse2 .cse3) (and (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0) .cse4 .cse2 (= ULTIMATE.start_main_~tmp~3 ~waterLevel~0) .cse3) (and .cse0 .cse1 .cse4 .cse2 .cse3))) [2020-12-22 06:57:28,940 INFO L185 CegarLoopUtils]: At program point L710-1(lines 710 716) the Hoare annotation is: false [2020-12-22 06:57:28,940 INFO L185 CegarLoopUtils]: At program point L710-2(lines 710 716) the Hoare annotation is: false [2020-12-22 06:57:28,940 INFO L185 CegarLoopUtils]: At program point L912(lines 897 915) the Hoare annotation is: false [2020-12-22 06:57:28,941 INFO L185 CegarLoopUtils]: At program point L912-1(lines 897 915) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~3 1)) (.cse1 (not (= 0 ~systemActive~0))) (.cse2 (= ULTIMATE.start_processEnvironment_~tmp~7 0)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3 .cse4 .cse5) (and .cse0 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0) (= |ULTIMATE.start_isHighWaterLevel_#res| 0) (= ULTIMATE.start_isHighWaterLevel_~tmp~9 1) .cse1 .cse2 .cse3 .cse4 (<= 1 ~waterLevel~0) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1) .cse5))) [2020-12-22 06:57:28,941 INFO L185 CegarLoopUtils]: At program point L912-2(lines 897 915) the Hoare annotation is: false [2020-12-22 06:57:28,941 INFO L185 CegarLoopUtils]: At program point L912-3(lines 897 915) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~3 1)) (.cse1 (not (= 0 ~systemActive~0))) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3 .cse4) (and .cse0 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0) .cse1 (= |ULTIMATE.start_isHighWaterLevel_#res| 0) (= ULTIMATE.start_isHighWaterLevel_~tmp~9 1) .cse2 .cse3 (<= 1 ~waterLevel~0) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1) .cse4))) [2020-12-22 06:57:28,941 INFO L185 CegarLoopUtils]: At program point L912-4(lines 897 915) the Hoare annotation is: false [2020-12-22 06:57:28,941 INFO L185 CegarLoopUtils]: At program point L912-5(lines 897 915) the Hoare annotation is: false [2020-12-22 06:57:28,941 INFO L185 CegarLoopUtils]: At program point L912-6(lines 897 915) the Hoare annotation is: false [2020-12-22 06:57:28,941 INFO L185 CegarLoopUtils]: At program point L912-7(lines 897 915) the Hoare annotation is: false [2020-12-22 06:57:28,942 INFO L185 CegarLoopUtils]: At program point L912-8(lines 897 915) the Hoare annotation is: false [2020-12-22 06:57:28,942 INFO L185 CegarLoopUtils]: At program point L912-9(lines 897 915) the Hoare annotation is: false [2020-12-22 06:57:28,942 INFO L185 CegarLoopUtils]: At program point L912-10(lines 897 915) the Hoare annotation is: false [2020-12-22 06:57:28,942 INFO L185 CegarLoopUtils]: At program point L912-11(lines 897 915) the Hoare annotation is: false [2020-12-22 06:57:28,942 INFO L185 CegarLoopUtils]: At program point L848(lines 841 851) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (not (= 0 ~systemActive~0)) (<= 1 ~waterLevel~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-12-22 06:57:28,942 INFO L185 CegarLoopUtils]: At program point L848-1(lines 841 851) the Hoare annotation is: false [2020-12-22 06:57:28,942 INFO L185 CegarLoopUtils]: At program point L848-2(lines 841 851) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (not (= 0 ~systemActive~0)) (<= 2 ~waterLevel~0) (= ULTIMATE.start_processEnvironment_~tmp~7 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-12-22 06:57:28,942 INFO L185 CegarLoopUtils]: At program point L848-3(lines 841 851) the Hoare annotation is: false [2020-12-22 06:57:28,943 INFO L185 CegarLoopUtils]: At program point L848-4(lines 841 851) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (not (= 0 ~systemActive~0)) (<= 2 ~waterLevel~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-12-22 06:57:28,943 INFO L185 CegarLoopUtils]: At program point L848-5(lines 841 851) the Hoare annotation is: false [2020-12-22 06:57:28,943 INFO L185 CegarLoopUtils]: At program point L848-6(lines 841 851) the Hoare annotation is: false [2020-12-22 06:57:28,943 INFO L185 CegarLoopUtils]: At program point L848-7(lines 841 851) the Hoare annotation is: false [2020-12-22 06:57:28,943 INFO L185 CegarLoopUtils]: At program point L848-8(lines 841 851) the Hoare annotation is: false [2020-12-22 06:57:28,943 INFO L185 CegarLoopUtils]: At program point L848-9(lines 841 851) the Hoare annotation is: false [2020-12-22 06:57:28,943 INFO L185 CegarLoopUtils]: At program point L848-10(lines 841 851) the Hoare annotation is: false [2020-12-22 06:57:28,943 INFO L185 CegarLoopUtils]: At program point L848-11(lines 841 851) the Hoare annotation is: false [2020-12-22 06:57:28,943 INFO L185 CegarLoopUtils]: At program point L848-12(lines 841 851) the Hoare annotation is: false [2020-12-22 06:57:28,943 INFO L185 CegarLoopUtils]: At program point L848-13(lines 841 851) the Hoare annotation is: false [2020-12-22 06:57:28,944 INFO L185 CegarLoopUtils]: At program point L848-14(lines 841 851) the Hoare annotation is: false [2020-12-22 06:57:28,944 INFO L189 CegarLoopUtils]: For program point L981(lines 981 987) no Hoare annotation was computed. [2020-12-22 06:57:28,944 INFO L185 CegarLoopUtils]: At program point L981-1(lines 981 987) the Hoare annotation is: (let ((.cse1 (not (= 0 ~systemActive~0))) (.cse5 (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0)) (.cse7 (= ULTIMATE.start_main_~tmp~3 ~waterLevel~0)) (.cse0 (= ULTIMATE.start_main_~tmp~3 1)) (.cse2 (<= 2 ~waterLevel~0)) (.cse6 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse1 .cse6 .cse3 .cse7 .cse4) (and .cse5 .cse6 .cse3 .cse7 (<= 1 |ULTIMATE.start_getWaterLevel_#res|) (<= 1 ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~4) .cse4) (and .cse0 .cse2 .cse6 .cse3 .cse4))) [2020-12-22 06:57:28,944 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-22 06:57:28,944 INFO L189 CegarLoopUtils]: For program point L587(lines 587 591) no Hoare annotation was computed. [2020-12-22 06:57:28,944 INFO L189 CegarLoopUtils]: For program point L587-3(lines 587 591) no Hoare annotation was computed. [2020-12-22 06:57:28,944 INFO L189 CegarLoopUtils]: For program point L587-6(lines 587 591) no Hoare annotation was computed. [2020-12-22 06:57:28,944 INFO L189 CegarLoopUtils]: For program point L787(lines 787 804) no Hoare annotation was computed. [2020-12-22 06:57:28,944 INFO L189 CegarLoopUtils]: For program point L787-1(lines 787 804) no Hoare annotation was computed. [2020-12-22 06:57:28,944 INFO L189 CegarLoopUtils]: For program point L787-2(lines 787 804) no Hoare annotation was computed. [2020-12-22 06:57:28,945 INFO L185 CegarLoopUtils]: At program point L656(lines 651 659) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~3 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (<= 1 |ULTIMATE.start_getWaterLevel_#res|)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 (not (= 0 ~systemActive~0)) (<= 2 ~waterLevel~0) .cse1 .cse2 .cse3) (and .cse0 (= ~pumpRunning~0 0) .cse1 (<= 1 ~waterLevel~0) .cse2 .cse3))) [2020-12-22 06:57:28,945 INFO L185 CegarLoopUtils]: At program point L656-1(lines 651 659) the Hoare annotation is: false [2020-12-22 06:57:28,945 INFO L185 CegarLoopUtils]: At program point L656-2(lines 651 659) the Hoare annotation is: false [2020-12-22 06:57:28,945 INFO L185 CegarLoopUtils]: At program point L857(lines 852 860) the Hoare annotation is: false [2020-12-22 06:57:28,945 INFO L185 CegarLoopUtils]: At program point L857-1(lines 852 860) the Hoare annotation is: false [2020-12-22 06:57:28,945 INFO L189 CegarLoopUtils]: For program point L791(lines 791 799) no Hoare annotation was computed. [2020-12-22 06:57:28,945 INFO L185 CegarLoopUtils]: At program point L857-2(lines 852 860) the Hoare annotation is: false [2020-12-22 06:57:28,945 INFO L189 CegarLoopUtils]: For program point L791-1(lines 791 799) no Hoare annotation was computed. [2020-12-22 06:57:28,945 INFO L189 CegarLoopUtils]: For program point L791-2(lines 791 799) no Hoare annotation was computed. [2020-12-22 06:57:28,945 INFO L189 CegarLoopUtils]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-22 06:57:28,946 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 688) no Hoare annotation was computed. [2020-12-22 06:57:28,946 INFO L189 CegarLoopUtils]: For program point L991(lines 991 1004) no Hoare annotation was computed. [2020-12-22 06:57:28,946 INFO L189 CegarLoopUtils]: For program point L925(lines 925 929) no Hoare annotation was computed. [2020-12-22 06:57:28,946 INFO L189 CegarLoopUtils]: For program point L925-2(lines 925 929) no Hoare annotation was computed. [2020-12-22 06:57:28,946 INFO L189 CegarLoopUtils]: For program point L925-3(lines 925 929) no Hoare annotation was computed. [2020-12-22 06:57:28,946 INFO L189 CegarLoopUtils]: For program point L925-5(lines 925 929) no Hoare annotation was computed. [2020-12-22 06:57:28,946 INFO L189 CegarLoopUtils]: For program point L925-6(lines 925 929) no Hoare annotation was computed. [2020-12-22 06:57:28,946 INFO L189 CegarLoopUtils]: For program point L925-8(lines 925 929) no Hoare annotation was computed. [2020-12-22 06:57:28,946 INFO L189 CegarLoopUtils]: For program point L925-9(lines 925 929) no Hoare annotation was computed. [2020-12-22 06:57:28,946 INFO L189 CegarLoopUtils]: For program point L925-11(lines 925 929) no Hoare annotation was computed. [2020-12-22 06:57:28,947 INFO L189 CegarLoopUtils]: For program point L925-12(lines 925 929) no Hoare annotation was computed. [2020-12-22 06:57:28,947 INFO L189 CegarLoopUtils]: For program point L925-14(lines 925 929) no Hoare annotation was computed. [2020-12-22 06:57:28,947 INFO L189 CegarLoopUtils]: For program point L925-15(lines 925 929) no Hoare annotation was computed. [2020-12-22 06:57:28,947 INFO L189 CegarLoopUtils]: For program point L925-17(lines 925 929) no Hoare annotation was computed. [2020-12-22 06:57:28,947 INFO L189 CegarLoopUtils]: For program point L664(lines 664 670) no Hoare annotation was computed. [2020-12-22 06:57:28,947 INFO L189 CegarLoopUtils]: For program point L664-1(lines 664 670) no Hoare annotation was computed. [2020-12-22 06:57:28,947 INFO L189 CegarLoopUtils]: For program point L664-2(lines 664 670) no Hoare annotation was computed. [2020-12-22 06:57:28,947 INFO L189 CegarLoopUtils]: For program point L664-3(lines 664 670) no Hoare annotation was computed. [2020-12-22 06:57:28,947 INFO L189 CegarLoopUtils]: For program point L664-4(lines 664 670) no Hoare annotation was computed. [2020-12-22 06:57:28,947 INFO L189 CegarLoopUtils]: For program point L664-5(lines 664 670) no Hoare annotation was computed. [2020-12-22 06:57:28,948 INFO L189 CegarLoopUtils]: For program point L664-6(lines 664 670) no Hoare annotation was computed. [2020-12-22 06:57:28,948 INFO L189 CegarLoopUtils]: For program point L664-7(lines 664 670) no Hoare annotation was computed. [2020-12-22 06:57:28,948 INFO L189 CegarLoopUtils]: For program point L664-8(lines 664 670) no Hoare annotation was computed. [2020-12-22 06:57:28,948 INFO L189 CegarLoopUtils]: For program point L664-9(lines 664 670) no Hoare annotation was computed. [2020-12-22 06:57:28,948 INFO L189 CegarLoopUtils]: For program point L664-10(lines 664 670) no Hoare annotation was computed. [2020-12-22 06:57:28,948 INFO L189 CegarLoopUtils]: For program point L664-11(lines 664 670) no Hoare annotation was computed. [2020-12-22 06:57:28,948 INFO L189 CegarLoopUtils]: For program point L599(lines 599 603) no Hoare annotation was computed. [2020-12-22 06:57:28,948 INFO L185 CegarLoopUtils]: At program point L534(lines 1 1016) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-12-22 06:57:28,948 INFO L189 CegarLoopUtils]: For program point L997(lines 997 1003) no Hoare annotation was computed. [2020-12-22 06:57:28,949 INFO L185 CegarLoopUtils]: At program point L997-1(lines 703 709) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~3 1)) (.cse1 (<= 2 ~waterLevel~0)) (.cse4 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 (not (= 0 ~systemActive~0)) .cse1 .cse2 .cse3) (and (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0) .cse4 .cse2 (= ULTIMATE.start_main_~tmp~3 ~waterLevel~0) .cse3) (and .cse0 .cse1 .cse4 .cse2 .cse3))) [2020-12-22 06:57:28,949 INFO L185 CegarLoopUtils]: At program point L931(lines 916 934) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (not (= ULTIMATE.start_isLowWaterLevel_~tmp___0~2 0)) (= ULTIMATE.start_isLowWaterLevel_~tmp~10 0) (not (= |ULTIMATE.start_isLowWaterLevel_#res| 0)) (not (= 0 ~systemActive~0)) (= |ULTIMATE.start_isLowWaterSensorDry_#res| 0) (= ULTIMATE.start_processEnvironment_~tmp~7 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= 1 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-12-22 06:57:28,949 INFO L185 CegarLoopUtils]: At program point L931-1(lines 916 934) the Hoare annotation is: false [2020-12-22 06:57:28,949 INFO L185 CegarLoopUtils]: At program point L931-2(lines 916 934) the Hoare annotation is: false [2020-12-22 06:57:28,949 INFO L185 CegarLoopUtils]: At program point L931-3(lines 916 934) the Hoare annotation is: false [2020-12-22 06:57:28,949 INFO L185 CegarLoopUtils]: At program point L931-4(lines 916 934) the Hoare annotation is: false [2020-12-22 06:57:28,949 INFO L185 CegarLoopUtils]: At program point L931-5(lines 916 934) the Hoare annotation is: false [2020-12-22 06:57:28,949 INFO L189 CegarLoopUtils]: For program point L735(lines 735 752) no Hoare annotation was computed. [2020-12-22 06:57:28,949 INFO L189 CegarLoopUtils]: For program point L735-1(lines 735 752) no Hoare annotation was computed. [2020-12-22 06:57:28,949 INFO L185 CegarLoopUtils]: At program point L669(lines 660 673) the Hoare annotation is: false [2020-12-22 06:57:28,949 INFO L189 CegarLoopUtils]: For program point L735-2(lines 735 752) no Hoare annotation was computed. [2020-12-22 06:57:28,950 INFO L185 CegarLoopUtils]: At program point L669-1(lines 660 673) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~3 1)) (.cse1 (not (= 0 ~systemActive~0))) (.cse2 (= ULTIMATE.start_processEnvironment_~tmp~7 0)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse2 .cse3 .cse4 (<= 1 ~waterLevel~0) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1) .cse5))) [2020-12-22 06:57:28,950 INFO L189 CegarLoopUtils]: For program point L735-3(lines 735 752) no Hoare annotation was computed. [2020-12-22 06:57:28,950 INFO L185 CegarLoopUtils]: At program point L669-2(lines 660 673) the Hoare annotation is: false [2020-12-22 06:57:28,950 INFO L189 CegarLoopUtils]: For program point L735-4(lines 735 752) no Hoare annotation was computed. [2020-12-22 06:57:28,950 INFO L185 CegarLoopUtils]: At program point L669-3(lines 660 673) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~3 1)) (.cse1 (not (= 0 ~systemActive~0))) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse2 .cse3 (<= 1 ~waterLevel~0) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1) .cse4))) [2020-12-22 06:57:28,950 INFO L189 CegarLoopUtils]: For program point L735-5(lines 735 752) no Hoare annotation was computed. [2020-12-22 06:57:28,950 INFO L185 CegarLoopUtils]: At program point L669-4(lines 660 673) the Hoare annotation is: false [2020-12-22 06:57:28,950 INFO L189 CegarLoopUtils]: For program point L735-6(lines 735 752) no Hoare annotation was computed. [2020-12-22 06:57:28,950 INFO L185 CegarLoopUtils]: At program point L669-5(lines 660 673) the Hoare annotation is: false [2020-12-22 06:57:28,950 INFO L189 CegarLoopUtils]: For program point L735-7(lines 735 752) no Hoare annotation was computed. [2020-12-22 06:57:28,951 INFO L185 CegarLoopUtils]: At program point L471(lines 467 473) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~3 ~systemActive~0) (= ULTIMATE.start_main_~tmp~3 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-12-22 06:57:28,951 INFO L185 CegarLoopUtils]: At program point L669-6(lines 660 673) the Hoare annotation is: false [2020-12-22 06:57:28,951 INFO L189 CegarLoopUtils]: For program point L735-8(lines 735 752) no Hoare annotation was computed. [2020-12-22 06:57:28,951 INFO L185 CegarLoopUtils]: At program point L669-7(lines 660 673) the Hoare annotation is: false [2020-12-22 06:57:28,951 INFO L189 CegarLoopUtils]: For program point L735-9(lines 735 752) no Hoare annotation was computed. [2020-12-22 06:57:28,951 INFO L185 CegarLoopUtils]: At program point L669-8(lines 660 673) the Hoare annotation is: false [2020-12-22 06:57:28,951 INFO L189 CegarLoopUtils]: For program point L735-10(lines 735 752) no Hoare annotation was computed. [2020-12-22 06:57:28,951 INFO L185 CegarLoopUtils]: At program point L669-9(lines 660 673) the Hoare annotation is: false [2020-12-22 06:57:28,951 INFO L189 CegarLoopUtils]: For program point L735-11(lines 735 752) no Hoare annotation was computed. [2020-12-22 06:57:28,951 INFO L185 CegarLoopUtils]: At program point L669-10(lines 660 673) the Hoare annotation is: false [2020-12-22 06:57:28,951 INFO L185 CegarLoopUtils]: At program point L669-11(lines 660 673) the Hoare annotation is: false [2020-12-22 06:57:28,952 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 688) no Hoare annotation was computed. [2020-12-22 06:57:28,952 INFO L189 CegarLoopUtils]: For program point L739(lines 739 747) no Hoare annotation was computed. [2020-12-22 06:57:28,952 INFO L189 CegarLoopUtils]: For program point L739-1(lines 739 747) no Hoare annotation was computed. [2020-12-22 06:57:28,952 INFO L189 CegarLoopUtils]: For program point L739-2(lines 739 747) no Hoare annotation was computed. [2020-12-22 06:57:28,952 INFO L189 CegarLoopUtils]: For program point L739-3(lines 739 747) no Hoare annotation was computed. [2020-12-22 06:57:28,952 INFO L189 CegarLoopUtils]: For program point L739-4(lines 739 747) no Hoare annotation was computed. [2020-12-22 06:57:28,952 INFO L189 CegarLoopUtils]: For program point L739-5(lines 739 747) no Hoare annotation was computed. [2020-12-22 06:57:28,952 INFO L189 CegarLoopUtils]: For program point L739-6(lines 739 747) no Hoare annotation was computed. [2020-12-22 06:57:28,952 INFO L189 CegarLoopUtils]: For program point L739-7(lines 739 747) no Hoare annotation was computed. [2020-12-22 06:57:28,952 INFO L189 CegarLoopUtils]: For program point L739-8(lines 739 747) no Hoare annotation was computed. [2020-12-22 06:57:28,952 INFO L189 CegarLoopUtils]: For program point L739-9(lines 739 747) no Hoare annotation was computed. [2020-12-22 06:57:28,952 INFO L189 CegarLoopUtils]: For program point L739-10(lines 739 747) no Hoare annotation was computed. [2020-12-22 06:57:28,952 INFO L189 CegarLoopUtils]: For program point L739-11(lines 739 747) no Hoare annotation was computed. [2020-12-22 06:57:28,952 INFO L185 CegarLoopUtils]: At program point L542(lines 537 545) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-12-22 06:57:28,953 INFO L189 CegarLoopUtils]: For program point L939(lines 939 945) no Hoare annotation was computed. [2020-12-22 06:57:28,953 INFO L185 CegarLoopUtils]: At program point L939-1(lines 939 945) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0) .cse0 .cse1 (= ULTIMATE.start_main_~tmp~3 ~waterLevel~0) .cse2) (and (= ULTIMATE.start_main_~tmp~3 1) (<= 2 ~waterLevel~0) .cse0 .cse1 .cse2))) [2020-12-22 06:57:28,953 INFO L189 CegarLoopUtils]: For program point L611(lines 611 615) no Hoare annotation was computed. [2020-12-22 06:57:28,953 INFO L185 CegarLoopUtils]: At program point L1009(lines 960 1010) the Hoare annotation is: false [2020-12-22 06:57:28,953 INFO L185 CegarLoopUtils]: At program point L679(lines 674 682) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (not (= 0 ~systemActive~0)) (= |ULTIMATE.start_isLowWaterSensorDry_#res| 0) (= ULTIMATE.start_processEnvironment_~tmp~7 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= 1 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-12-22 06:57:28,953 INFO L185 CegarLoopUtils]: At program point L679-1(lines 674 682) the Hoare annotation is: false [2020-12-22 06:57:28,953 INFO L185 CegarLoopUtils]: At program point L679-2(lines 674 682) the Hoare annotation is: false [2020-12-22 06:57:28,953 INFO L185 CegarLoopUtils]: At program point L679-3(lines 674 682) the Hoare annotation is: false [2020-12-22 06:57:28,954 INFO L185 CegarLoopUtils]: At program point L679-4(lines 674 682) the Hoare annotation is: false [2020-12-22 06:57:28,954 INFO L185 CegarLoopUtils]: At program point L679-5(lines 674 682) the Hoare annotation is: false [2020-12-22 06:57:28,954 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-22 06:57:28,954 INFO L185 CegarLoopUtils]: At program point L420-2(lines 420 434) the Hoare annotation is: false [2020-12-22 06:57:28,954 INFO L189 CegarLoopUtils]: For program point L421(line 421) no Hoare annotation was computed. [2020-12-22 06:57:28,954 INFO L189 CegarLoopUtils]: For program point L688(line 688) no Hoare annotation was computed. [2020-12-22 06:57:28,954 INFO L189 CegarLoopUtils]: For program point L688-1(line 688) no Hoare annotation was computed. [2020-12-22 06:57:28,954 INFO L189 CegarLoopUtils]: For program point L688-2(line 688) no Hoare annotation was computed. [2020-12-22 06:57:28,954 INFO L189 CegarLoopUtils]: For program point L424(lines 424 428) no Hoare annotation was computed. [2020-12-22 06:57:28,954 INFO L189 CegarLoopUtils]: For program point L424-1(lines 703 709) no Hoare annotation was computed. [2020-12-22 06:57:28,954 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-22 06:57:28,955 INFO L185 CegarLoopUtils]: At program point L624(lines 619 627) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (not (= 0 ~systemActive~0)) (<= 1 ~waterLevel~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-12-22 06:57:28,955 INFO L185 CegarLoopUtils]: At program point L624-1(lines 619 627) the Hoare annotation is: false [2020-12-22 06:57:28,955 INFO L185 CegarLoopUtils]: At program point L624-2(lines 619 627) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (not (= 0 ~systemActive~0)) (<= 2 ~waterLevel~0) (= ULTIMATE.start_processEnvironment_~tmp~7 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-12-22 06:57:28,955 INFO L189 CegarLoopUtils]: For program point L558(lines 558 571) no Hoare annotation was computed. [2020-12-22 06:57:28,955 INFO L185 CegarLoopUtils]: At program point L624-3(lines 619 627) the Hoare annotation is: false [2020-12-22 06:57:28,955 INFO L185 CegarLoopUtils]: At program point L558-1(lines 1 1016) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_main_~tmp~3 ~waterLevel~0)) (.cse7 (= ULTIMATE.start_main_~tmp~3 1)) (.cse9 (not (= 0 ~systemActive~0))) (.cse8 (<= 2 ~waterLevel~0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (<= 1 |ULTIMATE.start_getWaterLevel_#res|)) (.cse5 (<= 1 ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~4)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse8 .cse1 .cse2 .cse4 .cse5 .cse6) (and .cse0 (= ~methaneLevelCritical~0 0) .cse9 .cse1 .cse2 .cse3 .cse6) (and .cse7 .cse9 .cse8 .cse2 .cse4 .cse5 .cse6))) [2020-12-22 06:57:28,956 INFO L185 CegarLoopUtils]: At program point L624-4(lines 619 627) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (not (= 0 ~systemActive~0)) (<= 2 ~waterLevel~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-12-22 06:57:28,956 INFO L189 CegarLoopUtils]: For program point L558-2(lines 558 571) no Hoare annotation was computed. [2020-12-22 06:57:28,956 INFO L185 CegarLoopUtils]: At program point L624-5(lines 619 627) the Hoare annotation is: false [2020-12-22 06:57:28,956 INFO L185 CegarLoopUtils]: At program point L558-3(lines 1 1016) the Hoare annotation is: false [2020-12-22 06:57:28,956 INFO L185 CegarLoopUtils]: At program point L624-6(lines 619 627) the Hoare annotation is: false [2020-12-22 06:57:28,956 INFO L189 CegarLoopUtils]: For program point L558-4(lines 558 571) no Hoare annotation was computed. [2020-12-22 06:57:28,956 INFO L185 CegarLoopUtils]: At program point L624-7(lines 619 627) the Hoare annotation is: false [2020-12-22 06:57:28,956 INFO L185 CegarLoopUtils]: At program point L558-5(lines 1 1016) the Hoare annotation is: false [2020-12-22 06:57:28,956 INFO L185 CegarLoopUtils]: At program point L624-8(lines 619 627) the Hoare annotation is: false [2020-12-22 06:57:28,956 INFO L185 CegarLoopUtils]: At program point L624-9(lines 619 627) the Hoare annotation is: false [2020-12-22 06:57:28,956 INFO L185 CegarLoopUtils]: At program point L624-10(lines 619 627) the Hoare annotation is: false [2020-12-22 06:57:28,957 INFO L185 CegarLoopUtils]: At program point L624-11(lines 619 627) the Hoare annotation is: false [2020-12-22 06:57:28,957 INFO L185 CegarLoopUtils]: At program point L624-12(lines 619 627) the Hoare annotation is: false [2020-12-22 06:57:28,969 INFO L185 CegarLoopUtils]: At program point L624-13(lines 619 627) the Hoare annotation is: false [2020-12-22 06:57:28,969 INFO L185 CegarLoopUtils]: At program point L624-14(lines 619 627) the Hoare annotation is: false [2020-12-22 06:57:28,969 INFO L189 CegarLoopUtils]: For program point L823(lines 823 829) no Hoare annotation was computed. [2020-12-22 06:57:28,970 INFO L189 CegarLoopUtils]: For program point L823-2(lines 823 829) no Hoare annotation was computed. [2020-12-22 06:57:28,970 INFO L189 CegarLoopUtils]: For program point L823-4(lines 823 829) no Hoare annotation was computed. [2020-12-22 06:57:28,970 INFO L189 CegarLoopUtils]: For program point L823-6(lines 823 829) no Hoare annotation was computed. [2020-12-22 06:57:28,970 INFO L189 CegarLoopUtils]: For program point L823-8(lines 823 829) no Hoare annotation was computed. [2020-12-22 06:57:28,970 INFO L189 CegarLoopUtils]: For program point L823-10(lines 823 829) no Hoare annotation was computed. [2020-12-22 06:57:28,970 INFO L189 CegarLoopUtils]: For program point L823-12(lines 823 829) no Hoare annotation was computed. [2020-12-22 06:57:28,970 INFO L189 CegarLoopUtils]: For program point L823-14(lines 823 829) no Hoare annotation was computed. [2020-12-22 06:57:28,970 INFO L189 CegarLoopUtils]: For program point L823-16(lines 823 829) no Hoare annotation was computed. [2020-12-22 06:57:28,970 INFO L189 CegarLoopUtils]: For program point L823-18(lines 823 829) no Hoare annotation was computed. [2020-12-22 06:57:28,970 INFO L189 CegarLoopUtils]: For program point L823-20(lines 823 829) no Hoare annotation was computed. [2020-12-22 06:57:28,970 INFO L189 CegarLoopUtils]: For program point L823-22(lines 823 829) no Hoare annotation was computed. [2020-12-22 06:57:28,970 INFO L189 CegarLoopUtils]: For program point L562(lines 562 568) no Hoare annotation was computed. [2020-12-22 06:57:28,970 INFO L189 CegarLoopUtils]: For program point L562-2(lines 562 568) no Hoare annotation was computed. [2020-12-22 06:57:28,970 INFO L189 CegarLoopUtils]: For program point L562-4(lines 562 568) no Hoare annotation was computed. [2020-12-22 06:57:28,970 INFO L189 CegarLoopUtils]: For program point L761(lines 761 778) no Hoare annotation was computed. [2020-12-22 06:57:28,970 INFO L189 CegarLoopUtils]: For program point L761-1(lines 761 778) no Hoare annotation was computed. [2020-12-22 06:57:28,971 INFO L189 CegarLoopUtils]: For program point L761-2(lines 761 778) no Hoare annotation was computed. [2020-12-22 06:57:28,971 INFO L189 CegarLoopUtils]: For program point L761-3(lines 761 778) no Hoare annotation was computed. [2020-12-22 06:57:28,971 INFO L189 CegarLoopUtils]: For program point L761-4(lines 761 778) no Hoare annotation was computed. [2020-12-22 06:57:28,971 INFO L189 CegarLoopUtils]: For program point L761-5(lines 761 778) no Hoare annotation was computed. [2020-12-22 06:57:29,012 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.12 06:57:29 BoogieIcfgContainer [2020-12-22 06:57:29,013 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-22 06:57:29,013 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-22 06:57:29,013 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-22 06:57:29,013 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-22 06:57:29,014 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 06:57:01" (3/4) ... [2020-12-22 06:57:29,017 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-22 06:57:29,057 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-12-22 06:57:29,059 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-12-22 06:57:29,062 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-12-22 06:57:29,064 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-12-22 06:57:29,066 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-12-22 06:57:29,069 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-22 06:57:29,071 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-22 06:57:29,106 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == waterLevel && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1 [2020-12-22 06:57:29,106 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && tmp == systemActive) && tmp == waterLevel) && \result == 1 [2020-12-22 06:57:29,106 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((\result == waterLevel && pumpRunning == 0) && splverifierCounter == 0) && tmp == waterLevel) && 1 <= \result) && 1 <= tmp) && \result == 1) || ((((((tmp == 1 && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result) && 1 <= tmp) && \result == 1)) || ((((((\result == waterLevel && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && tmp == waterLevel) && \result == 1)) || ((((((tmp == 1 && !(0 == systemActive)) && 2 <= waterLevel) && splverifierCounter == 0) && 1 <= \result) && 1 <= tmp) && \result == 1) [2020-12-22 06:57:29,107 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && !(0 == systemActive)) && 2 <= waterLevel) && splverifierCounter == 0) && \result == 1) || ((((((\result == waterLevel && pumpRunning == 0) && splverifierCounter == 0) && tmp == waterLevel) && 1 <= \result) && 1 <= tmp) && \result == 1)) || ((((((\result == waterLevel && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && tmp == waterLevel) && \result == 1)) || ((((tmp == 1 && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2020-12-22 06:57:29,109 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && !(0 == systemActive)) && 2 <= waterLevel) && splverifierCounter == 0) && \result == 1) || (((((\result == waterLevel && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && tmp == waterLevel) && \result == 1)) || ((((((\result == waterLevel && pumpRunning == 0) && splverifierCounter == 0) && tmp == waterLevel) && 1 <= \result) && 1 <= tmp) && \result == 1)) || ((((tmp == 1 && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2020-12-22 06:57:29,109 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && !(0 == systemActive)) && 2 <= waterLevel) && splverifierCounter == 0) && \result == 1) || ((((\result == waterLevel && pumpRunning == 0) && splverifierCounter == 0) && tmp == waterLevel) && \result == 1)) || ((((tmp == 1 && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2020-12-22 06:57:29,110 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == waterLevel && pumpRunning == 0) && splverifierCounter == 0) && tmp == waterLevel) && \result == 1) || ((((tmp == 1 && !(0 == systemActive)) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1)) || ((((tmp == 1 && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2020-12-22 06:57:29,111 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && !(0 == systemActive)) && 2 <= waterLevel) && splverifierCounter == 0) && \result == 1) || ((((\result == waterLevel && pumpRunning == 0) && splverifierCounter == 0) && tmp == waterLevel) && \result == 1)) || ((((tmp == 1 && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2020-12-22 06:57:29,112 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((\result == waterLevel && pumpRunning == 0) && splverifierCounter == 0) && tmp == waterLevel) && \result == 1) || ((((tmp == 1 && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2020-12-22 06:57:29,113 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && !(0 == systemActive)) && 2 <= waterLevel) && splverifierCounter == 0) && 1 <= \result) && \result == 1) || (((((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && 1 <= \result) && \result == 1) [2020-12-22 06:57:29,114 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 1 && !(0 == systemActive)) && 1 <= waterLevel) && splverifierCounter == 0) && \result == 1 [2020-12-22 06:57:29,121 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 1 && !(0 == systemActive)) && 1 <= waterLevel) && splverifierCounter == 0) && \result == 1 [2020-12-22 06:57:29,122 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && !(0 == systemActive)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) && \result == 1) [2020-12-22 06:57:29,125 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && !(0 == systemActive)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((((((tmp == 1 && tmp___0 == 0) && !(0 == systemActive)) && \result == 0) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) && \result == 1) [2020-12-22 06:57:29,126 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && !(0 == systemActive)) && \result == 0) && tmp == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1 [2020-12-22 06:57:29,126 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && !(0 == systemActive)) && 2 <= waterLevel) && tmp == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((((tmp == 1 && !(0 == systemActive)) && tmp == 0) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) && \result == 1) [2020-12-22 06:57:29,126 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((tmp == 1 && !(tmp___0 == 0)) && tmp == 0) && !(\result == 0)) && !(0 == systemActive)) && \result == 0) && tmp == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1 [2020-12-22 06:57:29,127 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((tmp == 1 && !(0 == systemActive)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-12-22 06:57:29,127 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && !(0 == systemActive)) && 2 <= waterLevel) && tmp == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((((((tmp == 1 && tmp___0 == 0) && \result == 0) && tmp == 1) && !(0 == systemActive)) && tmp == 0) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) && \result == 1) [2020-12-22 06:57:29,127 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((tmp == 1 && !(0 == systemActive)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-12-22 06:57:29,128 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && !(0 == systemActive)) && 2 <= waterLevel) && tmp == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-12-22 06:57:29,129 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && !(0 == systemActive)) && 2 <= waterLevel) && tmp == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-12-22 06:57:29,286 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/product-lines/minepump_spec4_product63.cil.c-witness.graphml [2020-12-22 06:57:29,286 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-22 06:57:29,287 INFO L168 Benchmark]: Toolchain (without parser) took 30008.11 ms. Allocated memory was 161.5 MB in the beginning and 506.5 MB in the end (delta: 345.0 MB). Free memory was 136.9 MB in the beginning and 457.9 MB in the end (delta: -321.0 MB). Peak memory consumption was 25.0 MB. Max. memory is 8.0 GB. [2020-12-22 06:57:29,288 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 161.5 MB. Free memory is still 132.5 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-12-22 06:57:29,288 INFO L168 Benchmark]: CACSL2BoogieTranslator took 588.49 ms. Allocated memory is still 161.5 MB. Free memory was 136.7 MB in the beginning and 114.1 MB in the end (delta: 22.6 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. [2020-12-22 06:57:29,289 INFO L168 Benchmark]: Boogie Procedure Inliner took 149.73 ms. Allocated memory is still 161.5 MB. Free memory was 114.0 MB in the beginning and 141.8 MB in the end (delta: -27.8 MB). Peak memory consumption was 6.7 MB. Max. memory is 8.0 GB. [2020-12-22 06:57:29,289 INFO L168 Benchmark]: Boogie Preprocessor took 132.81 ms. Allocated memory is still 161.5 MB. Free memory was 141.8 MB in the beginning and 137.6 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-12-22 06:57:29,289 INFO L168 Benchmark]: RCFGBuilder took 1489.96 ms. Allocated memory is still 161.5 MB. Free memory was 137.6 MB in the beginning and 133.3 MB in the end (delta: 4.3 MB). Peak memory consumption was 88.2 MB. Max. memory is 8.0 GB. [2020-12-22 06:57:29,290 INFO L168 Benchmark]: TraceAbstraction took 27363.83 ms. Allocated memory was 161.5 MB in the beginning and 506.5 MB in the end (delta: 345.0 MB). Free memory was 132.8 MB in the beginning and 478.0 MB in the end (delta: -345.2 MB). Peak memory consumption was 306.5 MB. Max. memory is 8.0 GB. [2020-12-22 06:57:29,290 INFO L168 Benchmark]: Witness Printer took 273.40 ms. Allocated memory is still 506.5 MB. Free memory was 478.0 MB in the beginning and 457.9 MB in the end (delta: 20.1 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. [2020-12-22 06:57:29,294 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 161.5 MB. Free memory is still 132.5 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 588.49 ms. Allocated memory is still 161.5 MB. Free memory was 136.7 MB in the beginning and 114.1 MB in the end (delta: 22.6 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 149.73 ms. Allocated memory is still 161.5 MB. Free memory was 114.0 MB in the beginning and 141.8 MB in the end (delta: -27.8 MB). Peak memory consumption was 6.7 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 132.81 ms. Allocated memory is still 161.5 MB. Free memory was 141.8 MB in the beginning and 137.6 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1489.96 ms. Allocated memory is still 161.5 MB. Free memory was 137.6 MB in the beginning and 133.3 MB in the end (delta: 4.3 MB). Peak memory consumption was 88.2 MB. Max. memory is 8.0 GB. * TraceAbstraction took 27363.83 ms. Allocated memory was 161.5 MB in the beginning and 506.5 MB in the end (delta: 345.0 MB). Free memory was 132.8 MB in the beginning and 478.0 MB in the end (delta: -345.2 MB). Peak memory consumption was 306.5 MB. Max. memory is 8.0 GB. * Witness Printer took 273.40 ms. Allocated memory is still 506.5 MB. Free memory was 478.0 MB in the beginning and 457.9 MB in the end (delta: 20.1 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 688]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 688]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 688]: 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: 660]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 841]: Loop Invariant Derived loop invariant: (((((tmp == 1 && !(0 == systemActive)) && 2 <= waterLevel) && tmp == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 660]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 841]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 420]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 467]: Loop Invariant Derived loop invariant: ((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && tmp == systemActive) && tmp == waterLevel) && \result == 1 - InvariantResult [Line: 660]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 841]: Loop Invariant Derived loop invariant: ((((tmp == 1 && !(0 == systemActive)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 660]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 841]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 660]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 939]: Loop Invariant Derived loop invariant: ((((\result == waterLevel && pumpRunning == 0) && splverifierCounter == 0) && tmp == waterLevel) && \result == 1) || ((((tmp == 1 && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 841]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 660]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 960]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 660]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && !(0 == systemActive)) && 2 <= waterLevel) && tmp == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((((tmp == 1 && !(0 == systemActive)) && tmp == 0) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) && \result == 1) - InvariantResult [Line: 660]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 841]: Loop Invariant Derived loop invariant: (((tmp == 1 && !(0 == systemActive)) && 1 <= waterLevel) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 660]: Loop Invariant Derived loop invariant: (((((tmp == 1 && !(0 == systemActive)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) && \result == 1) - InvariantResult [Line: 841]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 710]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 981]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && !(0 == systemActive)) && 2 <= waterLevel) && splverifierCounter == 0) && \result == 1) || (((((\result == waterLevel && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && tmp == waterLevel) && \result == 1)) || ((((((\result == waterLevel && pumpRunning == 0) && splverifierCounter == 0) && tmp == waterLevel) && 1 <= \result) && 1 <= tmp) && \result == 1)) || ((((tmp == 1 && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 897]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 537]: Loop Invariant Derived loop invariant: (((\result == waterLevel && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1 - InvariantResult [Line: 897]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 702]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 897]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 702]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 498]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 710]: Loop Invariant Derived loop invariant: (((((tmp == 1 && !(0 == systemActive)) && 2 <= waterLevel) && splverifierCounter == 0) && \result == 1) || ((((\result == waterLevel && pumpRunning == 0) && splverifierCounter == 0) && tmp == waterLevel) && \result == 1)) || ((((tmp == 1 && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 897]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 710]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 897]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 619]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 852]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 651]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 897]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 619]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 852]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 897]: Loop Invariant Derived loop invariant: (((((tmp == 1 && !(0 == systemActive)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((((((tmp == 1 && tmp___0 == 0) && !(0 == systemActive)) && \result == 0) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) && \result == 1) - InvariantResult [Line: 619]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 852]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 897]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 897]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 897]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 702]: Loop Invariant Derived loop invariant: (((((\result == waterLevel && pumpRunning == 0) && splverifierCounter == 0) && tmp == waterLevel) && \result == 1) || ((((tmp == 1 && !(0 == systemActive)) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1)) || ((((tmp == 1 && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 619]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 916]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 619]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 619]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 619]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 651]: Loop Invariant Derived loop invariant: (((((tmp == 1 && !(0 == systemActive)) && 2 <= waterLevel) && splverifierCounter == 0) && 1 <= \result) && \result == 1) || (((((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && 1 <= \result) && \result == 1) - InvariantResult [Line: 897]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 619]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 651]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 897]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && !(0 == systemActive)) && 2 <= waterLevel) && tmp == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((((((tmp == 1 && tmp___0 == 0) && \result == 0) && tmp == 1) && !(0 == systemActive)) && tmp == 0) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) && \result == 1) - InvariantResult [Line: 674]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 703]: Loop Invariant Derived loop invariant: (((((tmp == 1 && !(0 == systemActive)) && 2 <= waterLevel) && splverifierCounter == 0) && \result == 1) || ((((\result == waterLevel && pumpRunning == 0) && splverifierCounter == 0) && tmp == waterLevel) && \result == 1)) || ((((tmp == 1 && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 841]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 619]: Loop Invariant Derived loop invariant: (((((tmp == 1 && !(0 == systemActive)) && 2 <= waterLevel) && tmp == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 674]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 916]: Loop Invariant Derived loop invariant: ((((((((tmp == 1 && !(tmp___0 == 0)) && tmp == 0) && !(\result == 0)) && !(0 == systemActive)) && \result == 0) && tmp == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1 - InvariantResult [Line: 841]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 619]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((((\result == waterLevel && pumpRunning == 0) && splverifierCounter == 0) && tmp == waterLevel) && 1 <= \result) && 1 <= tmp) && \result == 1) || ((((((tmp == 1 && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result) && 1 <= tmp) && \result == 1)) || ((((((\result == waterLevel && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && tmp == waterLevel) && \result == 1)) || ((((((tmp == 1 && !(0 == systemActive)) && 2 <= waterLevel) && splverifierCounter == 0) && 1 <= \result) && 1 <= tmp) && \result == 1) - InvariantResult [Line: 674]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 916]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 841]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 619]: Loop Invariant Derived loop invariant: ((((tmp == 1 && !(0 == systemActive)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 916]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 619]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 916]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 971]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && !(0 == systemActive)) && 2 <= waterLevel) && splverifierCounter == 0) && \result == 1) || ((((((\result == waterLevel && pumpRunning == 0) && splverifierCounter == 0) && tmp == waterLevel) && 1 <= \result) && 1 <= tmp) && \result == 1)) || ((((((\result == waterLevel && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && tmp == waterLevel) && \result == 1)) || ((((tmp == 1 && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 619]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 916]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 660]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 841]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 660]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 841]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 660]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 841]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 674]: Loop Invariant Derived loop invariant: (((((tmp == 1 && !(0 == systemActive)) && \result == 0) && tmp == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1 - InvariantResult [Line: 674]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 841]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 488]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 619]: Loop Invariant Derived loop invariant: (((tmp == 1 && !(0 == systemActive)) && 1 <= waterLevel) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 674]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 841]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 619]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 227 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 6.2s, OverallIterations: 13, TraceHistogramMax: 3, AutomataDifference: 2.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 20.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2152 SDtfs, 3639 SDslu, 4105 SDs, 0 SdLazy, 555 SolverSat, 121 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 207 GetRequests, 133 SyntacticMatches, 0 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=854occurred in iteration=12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 13 MinimizatonAttempts, 3952 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 92 LocationsWithAnnotation, 92 PreInvPairs, 468 NumberOfFragments, 969 HoareAnnotationTreeSize, 92 FomulaSimplifications, 3270105 FormulaSimplificationTreeSizeReduction, 5.3s HoareSimplificationTime, 92 FomulaSimplificationsInter, 1983678 FormulaSimplificationTreeSizeReductionInter, 15.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 686 NumberOfCodeBlocks, 686 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 671 ConstructedInterpolants, 0 QuantifiedInterpolants, 63598 SizeOfPredicates, 3 NumberOfNonLiveVariables, 838 ConjunctsInSsa, 9 ConjunctsInUnsatCore, 15 InterpolantComputations, 12 PerfectInterpolantSequences, 207/218 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...