/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_spec5_product53.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-4f750a8 [2020-12-22 06:57:49,721 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-22 06:57:49,724 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-22 06:57:49,781 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-22 06:57:49,781 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-22 06:57:49,786 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-22 06:57:49,799 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-22 06:57:49,803 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-22 06:57:49,805 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-22 06:57:49,807 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-22 06:57:49,808 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-22 06:57:49,810 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-22 06:57:49,810 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-22 06:57:49,811 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-22 06:57:49,813 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-22 06:57:49,814 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-22 06:57:49,815 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-22 06:57:49,816 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-22 06:57:49,818 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-22 06:57:49,821 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-22 06:57:49,823 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-22 06:57:49,824 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-22 06:57:49,826 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-22 06:57:49,827 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-22 06:57:49,830 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-12-22 06:57:49,834 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-22 06:57:49,835 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-22 06:57:49,836 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-22 06:57:49,837 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-22 06:57:49,838 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-22 06:57:49,838 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-22 06:57:49,839 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-22 06:57:49,840 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-22 06:57:49,840 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-22 06:57:49,841 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-22 06:57:49,842 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-22 06:57:49,843 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-22 06:57:49,884 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-22 06:57:49,885 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-22 06:57:49,888 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-22 06:57:49,889 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-22 06:57:49,889 INFO L138 SettingsManager]: * Use SBE=true [2020-12-22 06:57:49,889 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-22 06:57:49,890 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-22 06:57:49,890 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-22 06:57:49,892 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-22 06:57:49,893 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-22 06:57:49,893 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-22 06:57:49,893 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-22 06:57:49,893 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-22 06:57:49,893 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-22 06:57:49,894 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-22 06:57:49,894 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-22 06:57:49,895 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-22 06:57:49,895 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-22 06:57:49,896 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-22 06:57:49,896 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-22 06:57:49,896 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-22 06:57:49,896 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-22 06:57:49,897 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-22 06:57:49,897 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-22 06:57:49,897 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-22 06:57:49,897 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-22 06:57:50,321 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-22 06:57:50,352 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-22 06:57:50,356 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-22 06:57:50,357 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-22 06:57:50,358 INFO L275 PluginConnector]: CDTParser initialized [2020-12-22 06:57:50,359 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec5_product53.cil.c [2020-12-22 06:57:50,445 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b4760237/2e3e159cf0444a719d13118221249b7d/FLAG4e84e87b4 [2020-12-22 06:57:51,115 INFO L306 CDTParser]: Found 1 translation units. [2020-12-22 06:57:51,116 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec5_product53.cil.c [2020-12-22 06:57:51,132 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b4760237/2e3e159cf0444a719d13118221249b7d/FLAG4e84e87b4 [2020-12-22 06:57:51,413 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b4760237/2e3e159cf0444a719d13118221249b7d [2020-12-22 06:57:51,416 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-22 06:57:51,419 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-22 06:57:51,422 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-22 06:57:51,422 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-22 06:57:51,426 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-22 06:57:51,427 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 06:57:51" (1/1) ... [2020-12-22 06:57:51,429 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@659edcbb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:57:51, skipping insertion in model container [2020-12-22 06:57:51,430 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 06:57:51" (1/1) ... [2020-12-22 06:57:51,440 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-22 06:57:51,513 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-22 06:57:51,846 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_spec5_product53.cil.c[17591,17604] [2020-12-22 06:57:51,857 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 06:57:51,868 INFO L203 MainTranslator]: Completed pre-run [2020-12-22 06:57:51,998 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_spec5_product53.cil.c[17591,17604] [2020-12-22 06:57:52,006 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 06:57:52,045 INFO L208 MainTranslator]: Completed translation [2020-12-22 06:57:52,046 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:57:52 WrapperNode [2020-12-22 06:57:52,046 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-22 06:57:52,047 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-22 06:57:52,047 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-22 06:57:52,048 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-22 06:57:52,056 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:57:52" (1/1) ... [2020-12-22 06:57:52,082 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:57:52" (1/1) ... [2020-12-22 06:57:52,143 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-22 06:57:52,144 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-22 06:57:52,144 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-22 06:57:52,144 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-22 06:57:52,158 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:57:52" (1/1) ... [2020-12-22 06:57:52,158 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:57:52" (1/1) ... [2020-12-22 06:57:52,172 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:57:52" (1/1) ... [2020-12-22 06:57:52,172 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:57:52" (1/1) ... [2020-12-22 06:57:52,245 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:57:52" (1/1) ... [2020-12-22 06:57:52,265 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:57:52" (1/1) ... [2020-12-22 06:57:52,278 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:57:52" (1/1) ... [2020-12-22 06:57:52,300 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-22 06:57:52,315 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-22 06:57:52,315 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-22 06:57:52,315 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-22 06:57:52,316 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:57:52" (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 06:57:52,420 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-22 06:57:52,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-22 06:57:52,421 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-22 06:57:52,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-22 06:57:53,746 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-22 06:57:53,747 INFO L299 CfgBuilder]: Removed 290 assume(true) statements. [2020-12-22 06:57:53,749 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 06:57:53 BoogieIcfgContainer [2020-12-22 06:57:53,749 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-22 06:57:53,752 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-22 06:57:53,752 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-22 06:57:53,756 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-22 06:57:53,756 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 06:57:51" (1/3) ... [2020-12-22 06:57:53,757 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f7d5094 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 06:57:53, skipping insertion in model container [2020-12-22 06:57:53,757 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:57:52" (2/3) ... [2020-12-22 06:57:53,757 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f7d5094 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 06:57:53, skipping insertion in model container [2020-12-22 06:57:53,758 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 06:57:53" (3/3) ... [2020-12-22 06:57:53,759 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product53.cil.c [2020-12-22 06:57:53,793 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-22 06:57:53,798 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-12-22 06:57:53,819 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-12-22 06:57:53,849 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-22 06:57:53,849 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-22 06:57:53,850 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-22 06:57:53,850 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-22 06:57:53,850 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-22 06:57:53,850 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-22 06:57:53,851 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-22 06:57:53,851 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-22 06:57:53,874 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states. [2020-12-22 06:57:53,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-12-22 06:57:53,882 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:57:53,883 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:57:53,884 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:57:53,891 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:57:53,891 INFO L82 PathProgramCache]: Analyzing trace with hash -750612192, now seen corresponding path program 1 times [2020-12-22 06:57:53,902 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:57:53,902 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1777648867] [2020-12-22 06:57:53,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:57:54,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:57:54,223 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 06:57:54,224 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1777648867] [2020-12-22 06:57:54,225 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:57:54,226 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 06:57:54,227 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [604288811] [2020-12-22 06:57:54,232 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-22 06:57:54,233 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:57:54,252 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-22 06:57:54,254 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-22 06:57:54,256 INFO L87 Difference]: Start difference. First operand 198 states. Second operand 2 states. [2020-12-22 06:57:54,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:57:54,338 INFO L93 Difference]: Finished difference Result 389 states and 592 transitions. [2020-12-22 06:57:54,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-22 06:57:54,340 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2020-12-22 06:57:54,340 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:57:54,354 INFO L225 Difference]: With dead ends: 389 [2020-12-22 06:57:54,354 INFO L226 Difference]: Without dead ends: 194 [2020-12-22 06:57:54,359 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 06:57:54,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2020-12-22 06:57:54,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 194. [2020-12-22 06:57:54,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 194 states. [2020-12-22 06:57:54,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 288 transitions. [2020-12-22 06:57:54,434 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 288 transitions. Word has length 19 [2020-12-22 06:57:54,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:57:54,434 INFO L481 AbstractCegarLoop]: Abstraction has 194 states and 288 transitions. [2020-12-22 06:57:54,434 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-22 06:57:54,435 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 288 transitions. [2020-12-22 06:57:54,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-12-22 06:57:54,438 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:57:54,438 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] [2020-12-22 06:57:54,439 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-22 06:57:54,439 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:57:54,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:57:54,440 INFO L82 PathProgramCache]: Analyzing trace with hash 1114380044, now seen corresponding path program 1 times [2020-12-22 06:57:54,441 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:57:54,442 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [94587246] [2020-12-22 06:57:54,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:57:54,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:57:54,588 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 06:57:54,588 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [94587246] [2020-12-22 06:57:54,588 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:57:54,589 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 06:57:54,589 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1844913006] [2020-12-22 06:57:54,590 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 06:57:54,591 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:57:54,592 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 06:57:54,592 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:57:54,592 INFO L87 Difference]: Start difference. First operand 194 states and 288 transitions. Second operand 3 states. [2020-12-22 06:57:54,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:57:54,608 INFO L93 Difference]: Finished difference Result 194 states and 288 transitions. [2020-12-22 06:57:54,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 06:57:54,609 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2020-12-22 06:57:54,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:57:54,610 INFO L225 Difference]: With dead ends: 194 [2020-12-22 06:57:54,611 INFO L226 Difference]: Without dead ends: 75 [2020-12-22 06:57:54,612 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 06:57:54,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2020-12-22 06:57:54,620 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2020-12-22 06:57:54,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75 states. [2020-12-22 06:57:54,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 110 transitions. [2020-12-22 06:57:54,621 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 110 transitions. Word has length 20 [2020-12-22 06:57:54,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:57:54,622 INFO L481 AbstractCegarLoop]: Abstraction has 75 states and 110 transitions. [2020-12-22 06:57:54,622 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 06:57:54,622 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 110 transitions. [2020-12-22 06:57:54,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-12-22 06:57:54,623 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:57:54,623 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, 1] [2020-12-22 06:57:54,623 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-22 06:57:54,624 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:57:54,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:57:54,625 INFO L82 PathProgramCache]: Analyzing trace with hash 298878360, now seen corresponding path program 1 times [2020-12-22 06:57:54,625 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:57:54,625 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [692310860] [2020-12-22 06:57:54,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:57:54,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:57:54,715 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 06:57:54,716 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [692310860] [2020-12-22 06:57:54,716 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:57:54,717 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 06:57:54,717 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1693102964] [2020-12-22 06:57:54,717 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 06:57:54,718 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:57:54,718 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 06:57:54,719 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:57:54,719 INFO L87 Difference]: Start difference. First operand 75 states and 110 transitions. Second operand 3 states. [2020-12-22 06:57:54,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:57:54,730 INFO L93 Difference]: Finished difference Result 143 states and 213 transitions. [2020-12-22 06:57:54,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 06:57:54,731 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2020-12-22 06:57:54,731 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:57:54,732 INFO L225 Difference]: With dead ends: 143 [2020-12-22 06:57:54,732 INFO L226 Difference]: Without dead ends: 75 [2020-12-22 06:57:54,733 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 06:57:54,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2020-12-22 06:57:54,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2020-12-22 06:57:54,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75 states. [2020-12-22 06:57:54,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 109 transitions. [2020-12-22 06:57:54,742 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 109 transitions. Word has length 26 [2020-12-22 06:57:54,742 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:57:54,743 INFO L481 AbstractCegarLoop]: Abstraction has 75 states and 109 transitions. [2020-12-22 06:57:54,743 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 06:57:54,743 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 109 transitions. [2020-12-22 06:57:54,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-12-22 06:57:54,744 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:57:54,745 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, 1, 1, 1, 1] [2020-12-22 06:57:54,745 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-22 06:57:54,745 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:57:54,746 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:57:54,746 INFO L82 PathProgramCache]: Analyzing trace with hash -149422890, now seen corresponding path program 1 times [2020-12-22 06:57:54,746 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:57:54,746 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2143024899] [2020-12-22 06:57:54,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:57:54,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:57:54,823 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 06:57:54,824 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2143024899] [2020-12-22 06:57:54,824 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:57:54,824 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 06:57:54,824 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [414602081] [2020-12-22 06:57:54,826 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 06:57:54,826 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:57:54,826 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 06:57:54,827 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:57:54,829 INFO L87 Difference]: Start difference. First operand 75 states and 109 transitions. Second operand 3 states. [2020-12-22 06:57:54,880 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:57:54,880 INFO L93 Difference]: Finished difference Result 155 states and 227 transitions. [2020-12-22 06:57:54,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 06:57:54,881 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 29 [2020-12-22 06:57:54,881 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:57:54,884 INFO L225 Difference]: With dead ends: 155 [2020-12-22 06:57:54,885 INFO L226 Difference]: Without dead ends: 87 [2020-12-22 06:57:54,886 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 06:57:54,886 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2020-12-22 06:57:54,901 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 85. [2020-12-22 06:57:54,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2020-12-22 06:57:54,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 119 transitions. [2020-12-22 06:57:54,903 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 119 transitions. Word has length 29 [2020-12-22 06:57:54,903 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:57:54,907 INFO L481 AbstractCegarLoop]: Abstraction has 85 states and 119 transitions. [2020-12-22 06:57:54,907 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 06:57:54,907 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 119 transitions. [2020-12-22 06:57:54,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-12-22 06:57:54,908 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:57:54,909 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:57:54,909 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-22 06:57:54,909 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:57:54,910 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:57:54,910 INFO L82 PathProgramCache]: Analyzing trace with hash 1951483845, now seen corresponding path program 1 times [2020-12-22 06:57:54,911 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:57:54,912 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1191395291] [2020-12-22 06:57:54,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:57:54,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:57:55,012 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 06:57:55,012 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1191395291] [2020-12-22 06:57:55,013 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:57:55,013 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-22 06:57:55,013 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1172708789] [2020-12-22 06:57:55,014 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 06:57:55,014 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:57:55,015 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 06:57:55,015 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:57:55,015 INFO L87 Difference]: Start difference. First operand 85 states and 119 transitions. Second operand 5 states. [2020-12-22 06:57:55,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:57:55,107 INFO L93 Difference]: Finished difference Result 223 states and 310 transitions. [2020-12-22 06:57:55,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-22 06:57:55,107 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 35 [2020-12-22 06:57:55,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:57:55,109 INFO L225 Difference]: With dead ends: 223 [2020-12-22 06:57:55,109 INFO L226 Difference]: Without dead ends: 145 [2020-12-22 06:57:55,110 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 06:57:55,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2020-12-22 06:57:55,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 94. [2020-12-22 06:57:55,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 94 states. [2020-12-22 06:57:55,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 128 transitions. [2020-12-22 06:57:55,122 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 128 transitions. Word has length 35 [2020-12-22 06:57:55,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:57:55,122 INFO L481 AbstractCegarLoop]: Abstraction has 94 states and 128 transitions. [2020-12-22 06:57:55,122 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 06:57:55,123 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 128 transitions. [2020-12-22 06:57:55,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-12-22 06:57:55,124 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:57:55,124 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:57:55,124 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-22 06:57:55,125 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:57:55,125 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:57:55,125 INFO L82 PathProgramCache]: Analyzing trace with hash -1410019742, now seen corresponding path program 1 times [2020-12-22 06:57:55,125 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:57:55,126 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [962156157] [2020-12-22 06:57:55,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:57:55,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:57:55,236 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 06:57:55,236 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [962156157] [2020-12-22 06:57:55,237 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:57:55,237 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-22 06:57:55,237 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2024211125] [2020-12-22 06:57:55,238 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 06:57:55,238 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:57:55,241 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 06:57:55,241 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:57:55,241 INFO L87 Difference]: Start difference. First operand 94 states and 128 transitions. Second operand 5 states. [2020-12-22 06:57:55,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:57:55,388 INFO L93 Difference]: Finished difference Result 313 states and 429 transitions. [2020-12-22 06:57:55,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-12-22 06:57:55,389 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 35 [2020-12-22 06:57:55,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:57:55,391 INFO L225 Difference]: With dead ends: 313 [2020-12-22 06:57:55,391 INFO L226 Difference]: Without dead ends: 226 [2020-12-22 06:57:55,392 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-12-22 06:57:55,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226 states. [2020-12-22 06:57:55,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226 to 93. [2020-12-22 06:57:55,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 93 states. [2020-12-22 06:57:55,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 125 transitions. [2020-12-22 06:57:55,405 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 125 transitions. Word has length 35 [2020-12-22 06:57:55,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:57:55,405 INFO L481 AbstractCegarLoop]: Abstraction has 93 states and 125 transitions. [2020-12-22 06:57:55,405 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 06:57:55,406 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 125 transitions. [2020-12-22 06:57:55,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-12-22 06:57:55,407 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:57:55,407 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:57:55,407 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-12-22 06:57:55,408 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:57:55,408 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:57:55,408 INFO L82 PathProgramCache]: Analyzing trace with hash -1642418873, now seen corresponding path program 1 times [2020-12-22 06:57:55,408 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:57:55,409 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [601229597] [2020-12-22 06:57:55,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:57:55,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:57:55,480 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 06:57:55,480 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [601229597] [2020-12-22 06:57:55,481 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:57:55,481 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-22 06:57:55,481 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1038969629] [2020-12-22 06:57:55,482 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 06:57:55,482 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:57:55,488 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 06:57:55,489 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:57:55,489 INFO L87 Difference]: Start difference. First operand 93 states and 125 transitions. Second operand 5 states. [2020-12-22 06:57:55,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:57:55,578 INFO L93 Difference]: Finished difference Result 240 states and 321 transitions. [2020-12-22 06:57:55,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-22 06:57:55,579 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 35 [2020-12-22 06:57:55,580 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:57:55,581 INFO L225 Difference]: With dead ends: 240 [2020-12-22 06:57:55,582 INFO L226 Difference]: Without dead ends: 154 [2020-12-22 06:57:55,584 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-12-22 06:57:55,585 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2020-12-22 06:57:55,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 99. [2020-12-22 06:57:55,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2020-12-22 06:57:55,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 131 transitions. [2020-12-22 06:57:55,606 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 131 transitions. Word has length 35 [2020-12-22 06:57:55,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:57:55,606 INFO L481 AbstractCegarLoop]: Abstraction has 99 states and 131 transitions. [2020-12-22 06:57:55,606 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 06:57:55,606 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 131 transitions. [2020-12-22 06:57:55,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-12-22 06:57:55,609 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:57:55,610 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:57:55,610 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-12-22 06:57:55,610 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:57:55,611 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:57:55,611 INFO L82 PathProgramCache]: Analyzing trace with hash 2065742409, now seen corresponding path program 1 times [2020-12-22 06:57:55,611 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:57:55,611 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [29723516] [2020-12-22 06:57:55,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:57:55,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:57:55,699 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 06:57:55,699 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [29723516] [2020-12-22 06:57:55,700 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:57:55,700 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 06:57:55,700 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [531655522] [2020-12-22 06:57:55,700 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 06:57:55,701 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:57:55,701 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 06:57:55,701 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:57:55,702 INFO L87 Difference]: Start difference. First operand 99 states and 131 transitions. Second operand 3 states. [2020-12-22 06:57:55,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:57:55,734 INFO L93 Difference]: Finished difference Result 220 states and 292 transitions. [2020-12-22 06:57:55,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 06:57:55,734 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 35 [2020-12-22 06:57:55,734 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:57:55,735 INFO L225 Difference]: With dead ends: 220 [2020-12-22 06:57:55,735 INFO L226 Difference]: Without dead ends: 128 [2020-12-22 06:57:55,736 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 06:57:55,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2020-12-22 06:57:55,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 128. [2020-12-22 06:57:55,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 128 states. [2020-12-22 06:57:55,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 166 transitions. [2020-12-22 06:57:55,748 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 166 transitions. Word has length 35 [2020-12-22 06:57:55,748 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:57:55,748 INFO L481 AbstractCegarLoop]: Abstraction has 128 states and 166 transitions. [2020-12-22 06:57:55,748 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 06:57:55,748 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 166 transitions. [2020-12-22 06:57:55,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-12-22 06:57:55,749 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:57:55,750 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:57:55,750 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-12-22 06:57:55,750 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:57:55,750 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:57:55,751 INFO L82 PathProgramCache]: Analyzing trace with hash 1741083913, now seen corresponding path program 1 times [2020-12-22 06:57:55,751 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:57:55,751 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1602874528] [2020-12-22 06:57:55,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:57:55,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:57:55,878 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 06:57:55,883 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1602874528] [2020-12-22 06:57:55,884 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:57:55,884 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-12-22 06:57:55,884 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1408021883] [2020-12-22 06:57:55,886 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-12-22 06:57:55,887 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:57:55,887 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-12-22 06:57:55,889 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-12-22 06:57:55,889 INFO L87 Difference]: Start difference. First operand 128 states and 166 transitions. Second operand 7 states. [2020-12-22 06:57:56,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:57:56,232 INFO L93 Difference]: Finished difference Result 622 states and 825 transitions. [2020-12-22 06:57:56,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-12-22 06:57:56,233 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 36 [2020-12-22 06:57:56,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:57:56,239 INFO L225 Difference]: With dead ends: 622 [2020-12-22 06:57:56,239 INFO L226 Difference]: Without dead ends: 530 [2020-12-22 06:57:56,240 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2020-12-22 06:57:56,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 530 states. [2020-12-22 06:57:56,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 530 to 223. [2020-12-22 06:57:56,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 223 states. [2020-12-22 06:57:56,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 223 states and 287 transitions. [2020-12-22 06:57:56,271 INFO L78 Accepts]: Start accepts. Automaton has 223 states and 287 transitions. Word has length 36 [2020-12-22 06:57:56,272 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:57:56,272 INFO L481 AbstractCegarLoop]: Abstraction has 223 states and 287 transitions. [2020-12-22 06:57:56,272 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-12-22 06:57:56,272 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 287 transitions. [2020-12-22 06:57:56,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-12-22 06:57:56,274 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:57:56,277 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, 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 06:57:56,277 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-12-22 06:57:56,277 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:57:56,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:57:56,278 INFO L82 PathProgramCache]: Analyzing trace with hash -905921982, now seen corresponding path program 1 times [2020-12-22 06:57:56,278 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:57:56,278 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1268455715] [2020-12-22 06:57:56,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:57:56,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:57:56,362 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2020-12-22 06:57:56,363 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1268455715] [2020-12-22 06:57:56,363 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:57:56,363 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-22 06:57:56,363 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1237796021] [2020-12-22 06:57:56,364 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 06:57:56,364 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:57:56,364 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 06:57:56,365 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:57:56,365 INFO L87 Difference]: Start difference. First operand 223 states and 287 transitions. Second operand 5 states. [2020-12-22 06:57:56,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:57:56,440 INFO L93 Difference]: Finished difference Result 617 states and 794 transitions. [2020-12-22 06:57:56,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-22 06:57:56,442 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 63 [2020-12-22 06:57:56,449 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:57:56,451 INFO L225 Difference]: With dead ends: 617 [2020-12-22 06:57:56,451 INFO L226 Difference]: Without dead ends: 401 [2020-12-22 06:57:56,453 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 06:57:56,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 401 states. [2020-12-22 06:57:56,478 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 401 to 229. [2020-12-22 06:57:56,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 229 states. [2020-12-22 06:57:56,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 229 states and 293 transitions. [2020-12-22 06:57:56,480 INFO L78 Accepts]: Start accepts. Automaton has 229 states and 293 transitions. Word has length 63 [2020-12-22 06:57:56,480 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:57:56,480 INFO L481 AbstractCegarLoop]: Abstraction has 229 states and 293 transitions. [2020-12-22 06:57:56,480 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 06:57:56,480 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 293 transitions. [2020-12-22 06:57:56,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-12-22 06:57:56,482 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:57:56,483 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, 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 06:57:56,483 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-12-22 06:57:56,483 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:57:56,483 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:57:56,484 INFO L82 PathProgramCache]: Analyzing trace with hash -1164087420, now seen corresponding path program 1 times [2020-12-22 06:57:56,484 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:57:56,484 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1427706858] [2020-12-22 06:57:56,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:57:56,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:57:56,615 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 1 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 06:57:56,616 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1427706858] [2020-12-22 06:57:56,616 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [865272182] [2020-12-22 06:57:56,616 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 06:57:56,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:57:56,771 INFO L263 TraceCheckSpWp]: Trace formula consists of 462 conjuncts, 5 conjunts are in the unsatisfiable core [2020-12-22 06:57:56,783 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 06:57:56,968 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 06:57:56,969 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 06:57:56,969 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2020-12-22 06:57:56,970 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [772471260] [2020-12-22 06:57:56,970 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-12-22 06:57:56,970 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:57:56,971 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-12-22 06:57:56,971 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2020-12-22 06:57:56,971 INFO L87 Difference]: Start difference. First operand 229 states and 293 transitions. Second operand 9 states. [2020-12-22 06:57:57,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:57:57,251 INFO L93 Difference]: Finished difference Result 490 states and 649 transitions. [2020-12-22 06:57:57,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-12-22 06:57:57,252 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 63 [2020-12-22 06:57:57,252 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:57:57,252 INFO L225 Difference]: With dead ends: 490 [2020-12-22 06:57:57,252 INFO L226 Difference]: Without dead ends: 0 [2020-12-22 06:57:57,253 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=57, Invalid=125, Unknown=0, NotChecked=0, Total=182 [2020-12-22 06:57:57,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-22 06:57:57,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-22 06:57:57,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-22 06:57:57,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-22 06:57:57,254 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 63 [2020-12-22 06:57:57,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:57:57,255 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-22 06:57:57,255 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-12-22 06:57:57,255 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-22 06:57:57,255 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-22 06:57:57,469 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2020-12-22 06:57:57,473 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-22 06:57:58,402 WARN L197 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 25 [2020-12-22 06:57:58,753 WARN L197 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 23 [2020-12-22 06:57:58,957 WARN L197 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 21 [2020-12-22 06:57:59,097 WARN L197 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 20 [2020-12-22 06:57:59,290 WARN L197 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 22 [2020-12-22 06:57:59,588 WARN L197 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 21 [2020-12-22 06:57:59,865 WARN L197 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 19 [2020-12-22 06:58:00,163 WARN L197 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 21 [2020-12-22 06:58:00,315 WARN L197 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 18 [2020-12-22 06:58:00,492 WARN L197 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 27 [2020-12-22 06:58:00,758 WARN L197 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 21 [2020-12-22 06:58:00,789 INFO L189 CegarLoopUtils]: For program point L927(lines 927 931) no Hoare annotation was computed. [2020-12-22 06:58:00,789 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 904) no Hoare annotation was computed. [2020-12-22 06:58:00,789 INFO L192 CegarLoopUtils]: At program point L895(lines 876 898) the Hoare annotation is: true [2020-12-22 06:58:00,790 INFO L185 CegarLoopUtils]: At program point L862(lines 858 864) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-12-22 06:58:00,790 INFO L189 CegarLoopUtils]: For program point L466(lines 466 474) no Hoare annotation was computed. [2020-12-22 06:58:00,790 INFO L189 CegarLoopUtils]: For program point L466-1(lines 466 474) no Hoare annotation was computed. [2020-12-22 06:58:00,790 INFO L189 CegarLoopUtils]: For program point L466-2(lines 466 474) no Hoare annotation was computed. [2020-12-22 06:58:00,790 INFO L189 CegarLoopUtils]: For program point L466-3(lines 466 474) no Hoare annotation was computed. [2020-12-22 06:58:00,790 INFO L189 CegarLoopUtils]: For program point L466-4(lines 466 474) no Hoare annotation was computed. [2020-12-22 06:58:00,790 INFO L189 CegarLoopUtils]: For program point L466-5(lines 466 474) no Hoare annotation was computed. [2020-12-22 06:58:00,790 INFO L189 CegarLoopUtils]: For program point L466-6(lines 466 474) no Hoare annotation was computed. [2020-12-22 06:58:00,791 INFO L189 CegarLoopUtils]: For program point L466-7(lines 466 474) no Hoare annotation was computed. [2020-12-22 06:58:00,791 INFO L189 CegarLoopUtils]: For program point L466-8(lines 466 474) no Hoare annotation was computed. [2020-12-22 06:58:00,791 INFO L189 CegarLoopUtils]: For program point L466-9(lines 466 474) no Hoare annotation was computed. [2020-12-22 06:58:00,791 INFO L189 CegarLoopUtils]: For program point L466-10(lines 466 474) no Hoare annotation was computed. [2020-12-22 06:58:00,791 INFO L189 CegarLoopUtils]: For program point L466-11(lines 466 474) no Hoare annotation was computed. [2020-12-22 06:58:00,791 INFO L189 CegarLoopUtils]: For program point L698(lines 697 742) no Hoare annotation was computed. [2020-12-22 06:58:00,791 INFO L189 CegarLoopUtils]: For program point L699(lines 699 703) no Hoare annotation was computed. [2020-12-22 06:58:00,792 INFO L185 CegarLoopUtils]: At program point L567(lines 562 570) the Hoare annotation is: (let ((.cse3 (<= 1 ~pumpRunning~0)) (.cse4 (<= 1 |ULTIMATE.start_isPumpRunning_#res|)) (.cse0 (= 1 ~systemActive~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (<= ~waterLevel~0 2))) (or (and .cse0 (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) .cse1 .cse2) (and .cse3 .cse4 .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2) (and .cse3 (<= 1 ~switchedOnBeforeTS~0) .cse4 .cse0 .cse1 .cse2))) [2020-12-22 06:58:00,792 INFO L185 CegarLoopUtils]: At program point L567-1(lines 562 570) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (<= ~waterLevel~0 2))) (or (and .cse0 (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) .cse1 .cse2) (and (<= 1 ~pumpRunning~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse0 .cse1 .cse2))) [2020-12-22 06:58:00,792 INFO L185 CegarLoopUtils]: At program point L567-2(lines 562 570) the Hoare annotation is: false [2020-12-22 06:58:00,792 INFO L185 CegarLoopUtils]: At program point L567-3(lines 562 570) the Hoare annotation is: false [2020-12-22 06:58:00,792 INFO L185 CegarLoopUtils]: At program point L567-4(lines 562 570) the Hoare annotation is: false [2020-12-22 06:58:00,792 INFO L185 CegarLoopUtils]: At program point L567-5(lines 562 570) the Hoare annotation is: false [2020-12-22 06:58:00,792 INFO L185 CegarLoopUtils]: At program point L997(lines 988 1001) the Hoare annotation is: false [2020-12-22 06:58:00,793 INFO L185 CegarLoopUtils]: At program point L997-1(lines 988 1001) the Hoare annotation is: false [2020-12-22 06:58:00,793 INFO L185 CegarLoopUtils]: At program point L997-2(lines 988 1001) the Hoare annotation is: false [2020-12-22 06:58:00,793 INFO L185 CegarLoopUtils]: At program point L997-3(lines 988 1001) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (<= ~waterLevel~0 2))) (or (and (not (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) .cse0 .cse1 .cse2 .cse3) (and .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2 .cse3))) [2020-12-22 06:58:00,793 INFO L185 CegarLoopUtils]: At program point L997-4(lines 988 1001) the Hoare annotation is: false [2020-12-22 06:58:00,793 INFO L185 CegarLoopUtils]: At program point L997-5(lines 988 1001) the Hoare annotation is: false [2020-12-22 06:58:00,793 INFO L185 CegarLoopUtils]: At program point L997-6(lines 988 1001) the Hoare annotation is: false [2020-12-22 06:58:00,793 INFO L185 CegarLoopUtils]: At program point L997-7(lines 988 1001) the Hoare annotation is: false [2020-12-22 06:58:00,794 INFO L189 CegarLoopUtils]: For program point L733(lines 733 737) no Hoare annotation was computed. [2020-12-22 06:58:00,794 INFO L185 CegarLoopUtils]: At program point L997-8(lines 988 1001) the Hoare annotation is: false [2020-12-22 06:58:00,794 INFO L185 CegarLoopUtils]: At program point L997-9(lines 988 1001) the Hoare annotation is: false [2020-12-22 06:58:00,794 INFO L189 CegarLoopUtils]: For program point L733-2(lines 727 738) no Hoare annotation was computed. [2020-12-22 06:58:00,794 INFO L185 CegarLoopUtils]: At program point L997-10(lines 988 1001) the Hoare annotation is: false [2020-12-22 06:58:00,794 INFO L185 CegarLoopUtils]: At program point L997-11(lines 988 1001) the Hoare annotation is: false [2020-12-22 06:58:00,794 INFO L189 CegarLoopUtils]: For program point L635(lines 635 639) no Hoare annotation was computed. [2020-12-22 06:58:00,794 INFO L189 CegarLoopUtils]: For program point L635-2(lines 635 639) no Hoare annotation was computed. [2020-12-22 06:58:00,794 INFO L189 CegarLoopUtils]: For program point L635-3(lines 635 639) no Hoare annotation was computed. [2020-12-22 06:58:00,795 INFO L189 CegarLoopUtils]: For program point L635-5(lines 635 639) no Hoare annotation was computed. [2020-12-22 06:58:00,795 INFO L185 CegarLoopUtils]: At program point L437(lines 437 443) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3) (and .cse1 (= ~pumpRunning~0 0) .cse2 .cse3) (and .cse0 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse1 .cse2 .cse3))) [2020-12-22 06:58:00,805 INFO L189 CegarLoopUtils]: For program point L635-6(lines 635 639) no Hoare annotation was computed. [2020-12-22 06:58:00,805 INFO L185 CegarLoopUtils]: At program point L437-1(lines 437 443) the Hoare annotation is: false [2020-12-22 06:58:00,805 INFO L189 CegarLoopUtils]: For program point L635-8(lines 635 639) no Hoare annotation was computed. [2020-12-22 06:58:00,805 INFO L185 CegarLoopUtils]: At program point L437-2(lines 437 443) the Hoare annotation is: false [2020-12-22 06:58:00,805 INFO L189 CegarLoopUtils]: For program point L635-9(lines 635 639) no Hoare annotation was computed. [2020-12-22 06:58:00,806 INFO L189 CegarLoopUtils]: For program point L635-11(lines 635 639) no Hoare annotation was computed. [2020-12-22 06:58:00,806 INFO L189 CegarLoopUtils]: For program point L635-12(lines 635 639) no Hoare annotation was computed. [2020-12-22 06:58:00,806 INFO L189 CegarLoopUtils]: For program point L635-14(lines 635 639) no Hoare annotation was computed. [2020-12-22 06:58:00,806 INFO L189 CegarLoopUtils]: For program point L635-15(lines 635 639) no Hoare annotation was computed. [2020-12-22 06:58:00,806 INFO L189 CegarLoopUtils]: For program point L635-17(lines 635 639) no Hoare annotation was computed. [2020-12-22 06:58:00,806 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 904) no Hoare annotation was computed. [2020-12-22 06:58:00,806 INFO L185 CegarLoopUtils]: At program point L770(lines 430 436) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (<= ~waterLevel~0 2))) (or (and .cse0 (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) .cse1 .cse2) (and (<= 1 ~pumpRunning~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse0 .cse1 .cse2))) [2020-12-22 06:58:00,807 INFO L185 CegarLoopUtils]: At program point L770-1(lines 430 436) the Hoare annotation is: false [2020-12-22 06:58:00,807 INFO L185 CegarLoopUtils]: At program point L770-2(lines 430 436) the Hoare annotation is: false [2020-12-22 06:58:00,807 INFO L185 CegarLoopUtils]: At program point L671(lines 1 1010) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-12-22 06:58:00,807 INFO L189 CegarLoopUtils]: For program point L904(line 904) no Hoare annotation was computed. [2020-12-22 06:58:00,807 INFO L189 CegarLoopUtils]: For program point L904-1(line 904) no Hoare annotation was computed. [2020-12-22 06:58:00,807 INFO L189 CegarLoopUtils]: For program point L904-2(line 904) no Hoare annotation was computed. [2020-12-22 06:58:00,807 INFO L189 CegarLoopUtils]: For program point L707(lines 707 713) no Hoare annotation was computed. [2020-12-22 06:58:00,808 INFO L185 CegarLoopUtils]: At program point L707-1(lines 707 713) the Hoare annotation is: (let ((.cse3 (<= 1 ~pumpRunning~0)) (.cse0 (= 1 ~systemActive~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (<= ~waterLevel~0 2))) (or (and .cse0 (= ~pumpRunning~0 0) .cse1 .cse2) (and .cse3 .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2) (and .cse3 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse0 .cse1 .cse2))) [2020-12-22 06:58:00,808 INFO L185 CegarLoopUtils]: At program point L641(lines 626 644) the Hoare annotation is: (and (<= 1 ~pumpRunning~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (= 1 ~systemActive~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= ~waterLevel~0 2)) [2020-12-22 06:58:00,808 INFO L185 CegarLoopUtils]: At program point L641-1(lines 626 644) the Hoare annotation is: false [2020-12-22 06:58:00,808 INFO L185 CegarLoopUtils]: At program point L641-2(lines 626 644) the Hoare annotation is: false [2020-12-22 06:58:00,808 INFO L185 CegarLoopUtils]: At program point L641-3(lines 626 644) the Hoare annotation is: false [2020-12-22 06:58:00,808 INFO L185 CegarLoopUtils]: At program point L641-4(lines 626 644) the Hoare annotation is: false [2020-12-22 06:58:00,808 INFO L185 CegarLoopUtils]: At program point L641-5(lines 626 644) the Hoare annotation is: false [2020-12-22 06:58:00,809 INFO L189 CegarLoopUtils]: For program point L939(lines 939 943) no Hoare annotation was computed. [2020-12-22 06:58:00,809 INFO L185 CegarLoopUtils]: At program point L1007(lines 1002 1010) the Hoare annotation is: (and (<= 1 ~pumpRunning~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (= 1 ~systemActive~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= ~waterLevel~0 2)) [2020-12-22 06:58:00,809 INFO L185 CegarLoopUtils]: At program point L1007-1(lines 1002 1010) the Hoare annotation is: false [2020-12-22 06:58:00,809 INFO L185 CegarLoopUtils]: At program point L1007-2(lines 1002 1010) the Hoare annotation is: false [2020-12-22 06:58:00,809 INFO L185 CegarLoopUtils]: At program point L1007-3(lines 1002 1010) the Hoare annotation is: false [2020-12-22 06:58:00,809 INFO L185 CegarLoopUtils]: At program point L1007-4(lines 1002 1010) the Hoare annotation is: false [2020-12-22 06:58:00,809 INFO L185 CegarLoopUtils]: At program point L1007-5(lines 1002 1010) the Hoare annotation is: false [2020-12-22 06:58:00,810 INFO L185 CegarLoopUtils]: At program point L743(lines 696 744) the Hoare annotation is: false [2020-12-22 06:58:00,810 INFO L185 CegarLoopUtils]: At program point L679(lines 674 682) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-12-22 06:58:00,810 INFO L189 CegarLoopUtils]: For program point L514(lines 514 531) no Hoare annotation was computed. [2020-12-22 06:58:00,810 INFO L189 CegarLoopUtils]: For program point L514-1(lines 514 531) no Hoare annotation was computed. [2020-12-22 06:58:00,810 INFO L189 CegarLoopUtils]: For program point L514-2(lines 514 531) no Hoare annotation was computed. [2020-12-22 06:58:00,810 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-22 06:58:00,810 INFO L189 CegarLoopUtils]: For program point L781(lines 781 798) no Hoare annotation was computed. [2020-12-22 06:58:00,811 INFO L185 CegarLoopUtils]: At program point L781-1(lines 1 1010) the Hoare annotation is: (let ((.cse3 (<= 1 ~pumpRunning~0)) (.cse0 (= 1 ~systemActive~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (<= ~waterLevel~0 2))) (or (and .cse0 (= ~pumpRunning~0 0) .cse1 .cse2) (and .cse3 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse0 .cse1 .cse2) (and .cse3 (< 1 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~9) (<= |ULTIMATE.start_getWaterLevel_#res| 2) .cse0 (<= 2 ~waterLevel~0) (<= 2 |ULTIMATE.start_getWaterLevel_#res|) .cse1 (<= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~9 2) .cse2))) [2020-12-22 06:58:00,811 INFO L185 CegarLoopUtils]: At program point L814-2(lines 814 828) the Hoare annotation is: false [2020-12-22 06:58:00,811 INFO L189 CegarLoopUtils]: For program point L781-2(lines 781 798) no Hoare annotation was computed. [2020-12-22 06:58:00,811 INFO L185 CegarLoopUtils]: At program point L781-3(lines 1 1010) the Hoare annotation is: false [2020-12-22 06:58:00,811 INFO L189 CegarLoopUtils]: For program point L781-4(lines 781 798) no Hoare annotation was computed. [2020-12-22 06:58:00,811 INFO L189 CegarLoopUtils]: For program point L616(lines 616 620) no Hoare annotation was computed. [2020-12-22 06:58:00,811 INFO L185 CegarLoopUtils]: At program point L781-5(lines 1 1010) the Hoare annotation is: false [2020-12-22 06:58:00,811 INFO L189 CegarLoopUtils]: For program point L616-2(lines 616 620) no Hoare annotation was computed. [2020-12-22 06:58:00,812 INFO L189 CegarLoopUtils]: For program point L616-3(lines 616 620) no Hoare annotation was computed. [2020-12-22 06:58:00,812 INFO L189 CegarLoopUtils]: For program point L616-5(lines 616 620) no Hoare annotation was computed. [2020-12-22 06:58:00,812 INFO L189 CegarLoopUtils]: For program point L616-6(lines 616 620) no Hoare annotation was computed. [2020-12-22 06:58:00,812 INFO L189 CegarLoopUtils]: For program point L616-8(lines 616 620) no Hoare annotation was computed. [2020-12-22 06:58:00,812 INFO L189 CegarLoopUtils]: For program point L616-9(lines 616 620) no Hoare annotation was computed. [2020-12-22 06:58:00,812 INFO L189 CegarLoopUtils]: For program point L616-11(lines 616 620) no Hoare annotation was computed. [2020-12-22 06:58:00,812 INFO L189 CegarLoopUtils]: For program point L616-12(lines 616 620) no Hoare annotation was computed. [2020-12-22 06:58:00,812 INFO L189 CegarLoopUtils]: For program point L616-14(lines 616 620) no Hoare annotation was computed. [2020-12-22 06:58:00,813 INFO L189 CegarLoopUtils]: For program point L616-15(lines 616 620) no Hoare annotation was computed. [2020-12-22 06:58:00,813 INFO L189 CegarLoopUtils]: For program point L616-17(lines 616 620) no Hoare annotation was computed. [2020-12-22 06:58:00,813 INFO L189 CegarLoopUtils]: For program point L616-18(lines 616 620) no Hoare annotation was computed. [2020-12-22 06:58:00,813 INFO L189 CegarLoopUtils]: For program point L616-20(lines 616 620) no Hoare annotation was computed. [2020-12-22 06:58:00,813 INFO L189 CegarLoopUtils]: For program point L616-21(lines 616 620) no Hoare annotation was computed. [2020-12-22 06:58:00,813 INFO L189 CegarLoopUtils]: For program point L616-23(lines 616 620) no Hoare annotation was computed. [2020-12-22 06:58:00,813 INFO L189 CegarLoopUtils]: For program point L616-24(lines 616 620) no Hoare annotation was computed. [2020-12-22 06:58:00,813 INFO L189 CegarLoopUtils]: For program point L815(line 815) no Hoare annotation was computed. [2020-12-22 06:58:00,814 INFO L189 CegarLoopUtils]: For program point L616-26(lines 616 620) no Hoare annotation was computed. [2020-12-22 06:58:00,814 INFO L189 CegarLoopUtils]: For program point L616-27(lines 616 620) no Hoare annotation was computed. [2020-12-22 06:58:00,814 INFO L189 CegarLoopUtils]: For program point L616-29(lines 616 620) no Hoare annotation was computed. [2020-12-22 06:58:00,814 INFO L189 CegarLoopUtils]: For program point L616-30(lines 616 620) no Hoare annotation was computed. [2020-12-22 06:58:00,814 INFO L189 CegarLoopUtils]: For program point L616-32(lines 616 620) no Hoare annotation was computed. [2020-12-22 06:58:00,814 INFO L189 CegarLoopUtils]: For program point L616-33(lines 616 620) no Hoare annotation was computed. [2020-12-22 06:58:00,814 INFO L189 CegarLoopUtils]: For program point L518(lines 518 526) no Hoare annotation was computed. [2020-12-22 06:58:00,814 INFO L189 CegarLoopUtils]: For program point L518-1(lines 518 526) no Hoare annotation was computed. [2020-12-22 06:58:00,815 INFO L189 CegarLoopUtils]: For program point L616-35(lines 616 620) no Hoare annotation was computed. [2020-12-22 06:58:00,815 INFO L189 CegarLoopUtils]: For program point L518-2(lines 518 526) no Hoare annotation was computed. [2020-12-22 06:58:00,815 INFO L189 CegarLoopUtils]: For program point L915(lines 915 919) no Hoare annotation was computed. [2020-12-22 06:58:00,815 INFO L189 CegarLoopUtils]: For program point L915-3(lines 915 919) no Hoare annotation was computed. [2020-12-22 06:58:00,815 INFO L189 CegarLoopUtils]: For program point L717(lines 717 723) no Hoare annotation was computed. [2020-12-22 06:58:00,815 INFO L189 CegarLoopUtils]: For program point L915-6(lines 915 919) no Hoare annotation was computed. [2020-12-22 06:58:00,815 INFO L185 CegarLoopUtils]: At program point L717-1(lines 717 723) the Hoare annotation is: (let ((.cse3 (<= 1 ~pumpRunning~0)) (.cse0 (= 1 ~systemActive~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (<= ~waterLevel~0 2))) (or (and .cse0 (= ~pumpRunning~0 0) .cse1 .cse2) (and .cse3 .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2) (and .cse3 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse0 .cse1 .cse2))) [2020-12-22 06:58:00,816 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-22 06:58:00,816 INFO L189 CegarLoopUtils]: For program point L818(lines 818 822) no Hoare annotation was computed. [2020-12-22 06:58:00,816 INFO L189 CegarLoopUtils]: For program point L785(lines 785 795) no Hoare annotation was computed. [2020-12-22 06:58:00,816 INFO L189 CegarLoopUtils]: For program point L818-1(lines 818 822) no Hoare annotation was computed. [2020-12-22 06:58:00,816 INFO L189 CegarLoopUtils]: For program point L785-2(lines 785 795) no Hoare annotation was computed. [2020-12-22 06:58:00,816 INFO L189 CegarLoopUtils]: For program point L785-4(lines 785 795) no Hoare annotation was computed. [2020-12-22 06:58:00,816 INFO L189 CegarLoopUtils]: For program point L488(lines 488 505) no Hoare annotation was computed. [2020-12-22 06:58:00,816 INFO L189 CegarLoopUtils]: For program point L488-1(lines 488 505) no Hoare annotation was computed. [2020-12-22 06:58:00,817 INFO L189 CegarLoopUtils]: For program point L488-2(lines 488 505) no Hoare annotation was computed. [2020-12-22 06:58:00,817 INFO L189 CegarLoopUtils]: For program point L488-3(lines 488 505) no Hoare annotation was computed. [2020-12-22 06:58:00,817 INFO L189 CegarLoopUtils]: For program point L488-4(lines 488 505) no Hoare annotation was computed. [2020-12-22 06:58:00,817 INFO L189 CegarLoopUtils]: For program point L488-5(lines 488 505) no Hoare annotation was computed. [2020-12-22 06:58:00,817 INFO L185 CegarLoopUtils]: At program point L984(lines 979 987) the Hoare annotation is: (let ((.cse3 (<= 1 ~pumpRunning~0)) (.cse0 (= 1 ~systemActive~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (<= ~waterLevel~0 2))) (or (and .cse0 (= ~pumpRunning~0 0) .cse1 .cse2) (and .cse3 .cse0 (<= |ULTIMATE.start_getWaterLevel_#res| 2) (<= 2 ~waterLevel~0) (<= 2 |ULTIMATE.start_getWaterLevel_#res|) .cse1 .cse2) (and .cse3 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse0 .cse1 .cse2))) [2020-12-22 06:58:00,817 INFO L185 CegarLoopUtils]: At program point L984-1(lines 979 987) the Hoare annotation is: false [2020-12-22 06:58:00,817 INFO L185 CegarLoopUtils]: At program point L984-2(lines 979 987) the Hoare annotation is: false [2020-12-22 06:58:00,817 INFO L189 CegarLoopUtils]: For program point L786(lines 786 792) no Hoare annotation was computed. [2020-12-22 06:58:00,818 INFO L189 CegarLoopUtils]: For program point L786-2(lines 786 792) no Hoare annotation was computed. [2020-12-22 06:58:00,818 INFO L189 CegarLoopUtils]: For program point L786-4(lines 786 792) no Hoare annotation was computed. [2020-12-22 06:58:00,818 INFO L185 CegarLoopUtils]: At program point L952(lines 947 955) the Hoare annotation is: (and (<= 1 ~pumpRunning~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (= 1 ~systemActive~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= ~waterLevel~0 2)) [2020-12-22 06:58:00,818 INFO L185 CegarLoopUtils]: At program point L952-1(lines 947 955) the Hoare annotation is: false [2020-12-22 06:58:00,818 INFO L189 CegarLoopUtils]: For program point L886(lines 886 893) no Hoare annotation was computed. [2020-12-22 06:58:00,818 INFO L185 CegarLoopUtils]: At program point L952-2(lines 947 955) the Hoare annotation is: false [2020-12-22 06:58:00,818 INFO L192 CegarLoopUtils]: At program point L886-1(lines 886 893) the Hoare annotation is: true [2020-12-22 06:58:00,819 INFO L185 CegarLoopUtils]: At program point L622(lines 607 625) the Hoare annotation is: false [2020-12-22 06:58:00,819 INFO L185 CegarLoopUtils]: At program point L622-1(lines 607 625) the Hoare annotation is: false [2020-12-22 06:58:00,819 INFO L185 CegarLoopUtils]: At program point L622-2(lines 607 625) the Hoare annotation is: false [2020-12-22 06:58:00,819 INFO L185 CegarLoopUtils]: At program point L622-3(lines 607 625) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (<= ~waterLevel~0 2))) (or (and (not (= ULTIMATE.start_isHighWaterLevel_~tmp~6 0)) .cse0 (= |ULTIMATE.start_isHighWaterLevel_#res| 0) .cse1 .cse2 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 0) .cse3) (and .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2 .cse3))) [2020-12-22 06:58:00,819 INFO L185 CegarLoopUtils]: At program point L622-4(lines 607 625) the Hoare annotation is: false [2020-12-22 06:58:00,819 INFO L185 CegarLoopUtils]: At program point L622-5(lines 607 625) the Hoare annotation is: false [2020-12-22 06:58:00,819 INFO L185 CegarLoopUtils]: At program point L622-6(lines 607 625) the Hoare annotation is: false [2020-12-22 06:58:00,820 INFO L185 CegarLoopUtils]: At program point L622-7(lines 607 625) the Hoare annotation is: false [2020-12-22 06:58:00,820 INFO L185 CegarLoopUtils]: At program point L622-8(lines 607 625) the Hoare annotation is: false [2020-12-22 06:58:00,820 INFO L185 CegarLoopUtils]: At program point L622-9(lines 607 625) the Hoare annotation is: false [2020-12-22 06:58:00,820 INFO L185 CegarLoopUtils]: At program point L622-10(lines 607 625) the Hoare annotation is: false [2020-12-22 06:58:00,820 INFO L185 CegarLoopUtils]: At program point L622-11(lines 607 625) the Hoare annotation is: false [2020-12-22 06:58:00,820 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-22 06:58:00,820 INFO L185 CegarLoopUtils]: At program point L558(lines 551 561) the Hoare annotation is: (and (<= 1 ~pumpRunning~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (= 1 ~systemActive~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= ~waterLevel~0 2)) [2020-12-22 06:58:00,820 INFO L185 CegarLoopUtils]: At program point L558-1(lines 551 561) the Hoare annotation is: false [2020-12-22 06:58:00,821 INFO L189 CegarLoopUtils]: For program point L492(lines 492 500) no Hoare annotation was computed. [2020-12-22 06:58:00,821 INFO L185 CegarLoopUtils]: At program point L558-2(lines 551 561) the Hoare annotation is: false [2020-12-22 06:58:00,821 INFO L189 CegarLoopUtils]: For program point L492-1(lines 492 500) no Hoare annotation was computed. [2020-12-22 06:58:00,821 INFO L189 CegarLoopUtils]: For program point L492-2(lines 492 500) no Hoare annotation was computed. [2020-12-22 06:58:00,821 INFO L189 CegarLoopUtils]: For program point L492-3(lines 492 500) no Hoare annotation was computed. [2020-12-22 06:58:00,821 INFO L189 CegarLoopUtils]: For program point L492-4(lines 492 500) no Hoare annotation was computed. [2020-12-22 06:58:00,821 INFO L189 CegarLoopUtils]: For program point L492-5(lines 492 500) no Hoare annotation was computed. [2020-12-22 06:58:00,821 INFO L189 CegarLoopUtils]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-22 06:58:00,822 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 904) no Hoare annotation was computed. [2020-12-22 06:58:00,822 INFO L189 CegarLoopUtils]: For program point L462(lines 462 479) no Hoare annotation was computed. [2020-12-22 06:58:00,822 INFO L189 CegarLoopUtils]: For program point L462-1(lines 462 479) no Hoare annotation was computed. [2020-12-22 06:58:00,822 INFO L189 CegarLoopUtils]: For program point L462-2(lines 462 479) no Hoare annotation was computed. [2020-12-22 06:58:00,822 INFO L189 CegarLoopUtils]: For program point L462-3(lines 462 479) no Hoare annotation was computed. [2020-12-22 06:58:00,822 INFO L189 CegarLoopUtils]: For program point L462-4(lines 462 479) no Hoare annotation was computed. [2020-12-22 06:58:00,822 INFO L189 CegarLoopUtils]: For program point L462-5(lines 462 479) no Hoare annotation was computed. [2020-12-22 06:58:00,822 INFO L189 CegarLoopUtils]: For program point L462-6(lines 462 479) no Hoare annotation was computed. [2020-12-22 06:58:00,822 INFO L189 CegarLoopUtils]: For program point L462-7(lines 462 479) no Hoare annotation was computed. [2020-12-22 06:58:00,823 INFO L189 CegarLoopUtils]: For program point L462-8(lines 462 479) no Hoare annotation was computed. [2020-12-22 06:58:00,823 INFO L189 CegarLoopUtils]: For program point L462-9(lines 462 479) no Hoare annotation was computed. [2020-12-22 06:58:00,823 INFO L189 CegarLoopUtils]: For program point L462-10(lines 462 479) no Hoare annotation was computed. [2020-12-22 06:58:00,823 INFO L189 CegarLoopUtils]: For program point L462-11(lines 462 479) no Hoare annotation was computed. [2020-12-22 06:58:00,823 INFO L185 CegarLoopUtils]: At program point L760(lines 755 762) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-12-22 06:58:00,823 INFO L189 CegarLoopUtils]: For program point L727(lines 727 738) no Hoare annotation was computed. [2020-12-22 06:58:00,823 INFO L185 CegarLoopUtils]: At program point L430(lines 426 448) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (<= ~waterLevel~0 2))) (or (and .cse0 (= ~pumpRunning~0 0) .cse1 .cse2) (and (<= 1 ~pumpRunning~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse0 .cse1 .cse2))) [2020-12-22 06:58:00,824 INFO L185 CegarLoopUtils]: At program point L430-1(lines 426 448) the Hoare annotation is: false [2020-12-22 06:58:00,824 INFO L185 CegarLoopUtils]: At program point L430-2(lines 426 448) the Hoare annotation is: false [2020-12-22 06:58:00,824 INFO L189 CegarLoopUtils]: For program point L992(lines 992 998) no Hoare annotation was computed. [2020-12-22 06:58:00,824 INFO L189 CegarLoopUtils]: For program point L992-1(lines 992 998) no Hoare annotation was computed. [2020-12-22 06:58:00,824 INFO L189 CegarLoopUtils]: For program point L992-2(lines 992 998) no Hoare annotation was computed. [2020-12-22 06:58:00,824 INFO L189 CegarLoopUtils]: For program point L992-3(lines 992 998) no Hoare annotation was computed. [2020-12-22 06:58:00,824 INFO L189 CegarLoopUtils]: For program point L992-4(lines 992 998) no Hoare annotation was computed. [2020-12-22 06:58:00,824 INFO L189 CegarLoopUtils]: For program point L992-5(lines 992 998) no Hoare annotation was computed. [2020-12-22 06:58:00,825 INFO L189 CegarLoopUtils]: For program point L992-6(lines 992 998) no Hoare annotation was computed. [2020-12-22 06:58:00,825 INFO L189 CegarLoopUtils]: For program point L992-7(lines 992 998) no Hoare annotation was computed. [2020-12-22 06:58:00,825 INFO L189 CegarLoopUtils]: For program point L992-8(lines 992 998) no Hoare annotation was computed. [2020-12-22 06:58:00,825 INFO L189 CegarLoopUtils]: For program point L992-9(lines 992 998) no Hoare annotation was computed. [2020-12-22 06:58:00,825 INFO L189 CegarLoopUtils]: For program point L992-10(lines 992 998) no Hoare annotation was computed. [2020-12-22 06:58:00,825 INFO L189 CegarLoopUtils]: For program point L992-11(lines 992 998) no Hoare annotation was computed. [2020-12-22 06:58:00,857 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.12 06:58:00 BoogieIcfgContainer [2020-12-22 06:58:00,857 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-22 06:58:00,858 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-22 06:58:00,858 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-22 06:58:00,858 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-22 06:58:00,858 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 06:57:53" (3/4) ... [2020-12-22 06:58:00,862 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-22 06:58:00,907 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-12-22 06:58:00,909 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-12-22 06:58:00,911 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-12-22 06:58:00,912 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-12-22 06:58:00,914 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-12-22 06:58:00,916 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-22 06:58:00,918 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-22 06:58:00,944 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2)) || ((((((((1 <= pumpRunning && 1 < tmp) && \result <= 2) && 1 == systemActive) && 2 <= waterLevel) && 2 <= \result) && splverifierCounter == 0) && tmp <= 2) && waterLevel <= 2) [2020-12-22 06:58:00,945 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || ((((1 <= pumpRunning && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2) [2020-12-22 06:58:00,945 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || ((((1 <= pumpRunning && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2) [2020-12-22 06:58:00,946 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || (((((1 <= pumpRunning && 1 <= \result) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2) [2020-12-22 06:58:00,947 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2) [2020-12-22 06:58:00,947 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2) [2020-12-22 06:58:00,947 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 <= pumpRunning && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) || (((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2) [2020-12-22 06:58:00,949 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || ((((((1 <= pumpRunning && 1 == systemActive) && \result <= 2) && 2 <= waterLevel) && 2 <= \result) && splverifierCounter == 0) && waterLevel <= 2)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2) [2020-12-22 06:58:00,949 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2 [2020-12-22 06:58:00,950 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2 [2020-12-22 06:58:00,951 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2) [2020-12-22 06:58:00,951 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!(\result == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || ((((1 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) [2020-12-22 06:58:00,953 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(tmp == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 0) && waterLevel <= 2) || ((((1 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) [2020-12-22 06:58:00,954 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2 [2020-12-22 06:58:00,955 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2 [2020-12-22 06:58:01,096 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/product-lines/minepump_spec5_product53.cil.c-witness.graphml [2020-12-22 06:58:01,096 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-22 06:58:01,097 INFO L168 Benchmark]: Toolchain (without parser) took 9678.24 ms. Allocated memory was 154.1 MB in the beginning and 243.3 MB in the end (delta: 89.1 MB). Free memory was 127.9 MB in the beginning and 167.0 MB in the end (delta: -39.1 MB). Peak memory consumption was 50.7 MB. Max. memory is 8.0 GB. [2020-12-22 06:58:01,097 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 154.1 MB. Free memory is still 125.0 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-12-22 06:58:01,098 INFO L168 Benchmark]: CACSL2BoogieTranslator took 624.89 ms. Allocated memory is still 154.1 MB. Free memory was 127.7 MB in the beginning and 105.5 MB in the end (delta: 22.2 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. [2020-12-22 06:58:01,098 INFO L168 Benchmark]: Boogie Procedure Inliner took 95.61 ms. Allocated memory is still 154.1 MB. Free memory was 105.5 MB in the beginning and 100.2 MB in the end (delta: 5.2 MB). Peak memory consumption was 5.2 MB. Max. memory is 8.0 GB. [2020-12-22 06:58:01,099 INFO L168 Benchmark]: Boogie Preprocessor took 166.69 ms. Allocated memory is still 154.1 MB. Free memory was 100.2 MB in the beginning and 133.2 MB in the end (delta: -33.0 MB). Peak memory consumption was 6.9 MB. Max. memory is 8.0 GB. [2020-12-22 06:58:01,099 INFO L168 Benchmark]: RCFGBuilder took 1435.16 ms. Allocated memory is still 154.1 MB. Free memory was 133.2 MB in the beginning and 49.8 MB in the end (delta: 83.4 MB). Peak memory consumption was 82.8 MB. Max. memory is 8.0 GB. [2020-12-22 06:58:01,100 INFO L168 Benchmark]: TraceAbstraction took 7105.18 ms. Allocated memory was 154.1 MB in the beginning and 243.3 MB in the end (delta: 89.1 MB). Free memory was 49.8 MB in the beginning and 183.8 MB in the end (delta: -134.0 MB). Peak memory consumption was 62.7 MB. Max. memory is 8.0 GB. [2020-12-22 06:58:01,100 INFO L168 Benchmark]: Witness Printer took 238.53 ms. Allocated memory is still 243.3 MB. Free memory was 183.8 MB in the beginning and 167.0 MB in the end (delta: 16.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 8.0 GB. [2020-12-22 06:58:01,103 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 154.1 MB. Free memory is still 125.0 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 624.89 ms. Allocated memory is still 154.1 MB. Free memory was 127.7 MB in the beginning and 105.5 MB in the end (delta: 22.2 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 95.61 ms. Allocated memory is still 154.1 MB. Free memory was 105.5 MB in the beginning and 100.2 MB in the end (delta: 5.2 MB). Peak memory consumption was 5.2 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 166.69 ms. Allocated memory is still 154.1 MB. Free memory was 100.2 MB in the beginning and 133.2 MB in the end (delta: -33.0 MB). Peak memory consumption was 6.9 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1435.16 ms. Allocated memory is still 154.1 MB. Free memory was 133.2 MB in the beginning and 49.8 MB in the end (delta: 83.4 MB). Peak memory consumption was 82.8 MB. Max. memory is 8.0 GB. * TraceAbstraction took 7105.18 ms. Allocated memory was 154.1 MB in the beginning and 243.3 MB in the end (delta: 89.1 MB). Free memory was 49.8 MB in the beginning and 183.8 MB in the end (delta: -134.0 MB). Peak memory consumption was 62.7 MB. Max. memory is 8.0 GB. * Witness Printer took 238.53 ms. Allocated memory is still 243.3 MB. Free memory was 183.8 MB in the beginning and 167.0 MB in the end (delta: 16.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 904]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 904]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 904]: 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: 607]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 755]: Loop Invariant Derived loop invariant: (waterLevel == 1 && 1 == systemActive) && pumpRunning == 0 - InvariantResult [Line: 876]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 562]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 562]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 562]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 979]: Loop Invariant Derived loop invariant: ((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || ((((((1 <= pumpRunning && 1 == systemActive) && \result <= 2) && 2 <= waterLevel) && 2 <= \result) && splverifierCounter == 0) && waterLevel <= 2)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2) - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 979]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 562]: Loop Invariant Derived loop invariant: (((((1 == systemActive && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || (((((1 <= pumpRunning && 1 <= \result) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2) - InvariantResult [Line: 717]: Loop Invariant Derived loop invariant: ((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || ((((1 <= pumpRunning && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2) - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 562]: Loop Invariant Derived loop invariant: ((((1 == systemActive && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2) - InvariantResult [Line: 979]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: ((((((!(tmp == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 0) && waterLevel <= 2) || ((((1 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) - InvariantResult [Line: 562]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 626]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 626]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 696]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 626]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1002]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 947]: Loop Invariant Derived loop invariant: ((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2 - InvariantResult [Line: 1002]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: ((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || ((((1 <= pumpRunning && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2) - InvariantResult [Line: 947]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1002]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 626]: Loop Invariant Derived loop invariant: ((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2 - InvariantResult [Line: 947]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1002]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 626]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 886]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1002]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 626]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 437]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 988]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 437]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 988]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 988]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 988]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 988]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1002]: Loop Invariant Derived loop invariant: ((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2 - InvariantResult [Line: 988]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 426]: Loop Invariant Derived loop invariant: (((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2) - InvariantResult [Line: 551]: Loop Invariant Derived loop invariant: ((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2 - InvariantResult [Line: 988]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 426]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 551]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 430]: Loop Invariant Derived loop invariant: ((((1 == systemActive && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2) - InvariantResult [Line: 988]: Loop Invariant Derived loop invariant: ((((!(\result == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || ((((1 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) - InvariantResult [Line: 426]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 551]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2)) || ((((((((1 <= pumpRunning && 1 < tmp) && \result <= 2) && 1 == systemActive) && 2 <= waterLevel) && 2 <= \result) && splverifierCounter == 0) && tmp <= 2) && waterLevel <= 2) - InvariantResult [Line: 814]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 430]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 988]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 988]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 430]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 437]: Loop Invariant Derived loop invariant: (((((1 <= pumpRunning && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) || (((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (waterLevel == 1 && 1 == systemActive) && pumpRunning == 0 - InvariantResult [Line: 988]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 858]: Loop Invariant Derived loop invariant: (waterLevel == 1 && 1 == systemActive) && pumpRunning == 0 - InvariantResult [Line: 674]: Loop Invariant Derived loop invariant: (waterLevel == 1 && 1 == systemActive) && pumpRunning == 0 - InvariantResult [Line: 988]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 198 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.6s, OverallIterations: 11, TraceHistogramMax: 2, AutomataDifference: 1.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1493 SDtfs, 1830 SDslu, 2054 SDs, 0 SdLazy, 343 SolverSat, 92 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 137 GetRequests, 87 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=229occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 11 MinimizatonAttempts, 720 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 73 LocationsWithAnnotation, 73 PreInvPairs, 171 NumberOfFragments, 667 HoareAnnotationTreeSize, 73 FomulaSimplifications, 142336 FormulaSimplificationTreeSizeReduction, 0.7s HoareSimplificationTime, 73 FomulaSimplificationsInter, 12614 FormulaSimplificationTreeSizeReductionInter, 2.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 459 NumberOfCodeBlocks, 459 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 447 ConstructedInterpolants, 0 QuantifiedInterpolants, 43179 SizeOfPredicates, 3 NumberOfNonLiveVariables, 462 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 12 InterpolantComputations, 10 PerfectInterpolantSequences, 30/48 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...