/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_product48.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-4f750a8 [2020-12-22 06:57:47,496 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-22 06:57:47,499 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-22 06:57:47,535 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-22 06:57:47,535 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-22 06:57:47,537 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-22 06:57:47,539 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-22 06:57:47,541 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-22 06:57:47,543 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-22 06:57:47,545 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-22 06:57:47,546 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-22 06:57:47,548 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-22 06:57:47,548 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-22 06:57:47,549 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-22 06:57:47,551 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-22 06:57:47,552 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-22 06:57:47,553 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-22 06:57:47,555 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-22 06:57:47,571 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-22 06:57:47,574 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-22 06:57:47,576 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-22 06:57:47,578 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-22 06:57:47,579 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-22 06:57:47,580 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-22 06:57:47,584 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-12-22 06:57:47,589 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-22 06:57:47,590 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-22 06:57:47,591 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-22 06:57:47,592 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-22 06:57:47,593 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-22 06:57:47,594 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-22 06:57:47,594 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-22 06:57:47,595 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-22 06:57:47,595 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-22 06:57:47,596 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-22 06:57:47,597 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-22 06:57:47,598 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-22 06:57:47,643 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-22 06:57:47,643 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-22 06:57:47,646 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-22 06:57:47,646 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-22 06:57:47,646 INFO L138 SettingsManager]: * Use SBE=true [2020-12-22 06:57:47,647 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-22 06:57:47,647 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-22 06:57:47,649 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-22 06:57:47,649 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-22 06:57:47,649 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-22 06:57:47,650 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-22 06:57:47,650 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-22 06:57:47,651 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-22 06:57:47,651 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-22 06:57:47,651 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-22 06:57:47,651 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-22 06:57:47,652 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-22 06:57:47,652 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-22 06:57:47,652 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-22 06:57:47,652 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-22 06:57:47,652 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-22 06:57:47,653 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-22 06:57:47,653 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-22 06:57:47,653 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-22 06:57:47,653 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-22 06:57:47,653 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-22 06:57:48,078 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-22 06:57:48,114 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-22 06:57:48,117 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-22 06:57:48,119 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-22 06:57:48,119 INFO L275 PluginConnector]: CDTParser initialized [2020-12-22 06:57:48,120 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec5_product48.cil.c [2020-12-22 06:57:48,205 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2eb7828d2/36c1fd4a0781454b9133a8e2a90bbc74/FLAGc3bf1985f [2020-12-22 06:57:48,936 INFO L306 CDTParser]: Found 1 translation units. [2020-12-22 06:57:48,938 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec5_product48.cil.c [2020-12-22 06:57:48,957 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2eb7828d2/36c1fd4a0781454b9133a8e2a90bbc74/FLAGc3bf1985f [2020-12-22 06:57:49,221 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2eb7828d2/36c1fd4a0781454b9133a8e2a90bbc74 [2020-12-22 06:57:49,224 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-22 06:57:49,227 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-22 06:57:49,230 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-22 06:57:49,230 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-22 06:57:49,234 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-22 06:57:49,235 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 06:57:49" (1/1) ... [2020-12-22 06:57:49,238 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f745af2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:57:49, skipping insertion in model container [2020-12-22 06:57:49,238 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 06:57:49" (1/1) ... [2020-12-22 06:57:49,246 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-22 06:57:49,317 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-22 06:57:49,554 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_product48.cil.c[10968,10981] [2020-12-22 06:57:49,625 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 06:57:49,638 INFO L203 MainTranslator]: Completed pre-run [2020-12-22 06:57:49,761 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_product48.cil.c[10968,10981] [2020-12-22 06:57:49,806 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 06:57:49,848 INFO L208 MainTranslator]: Completed translation [2020-12-22 06:57:49,849 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:57:49 WrapperNode [2020-12-22 06:57:49,849 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-22 06:57:49,850 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-22 06:57:49,850 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-22 06:57:49,851 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-22 06:57:49,859 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:57:49" (1/1) ... [2020-12-22 06:57:49,878 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:57:49" (1/1) ... [2020-12-22 06:57:49,986 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-22 06:57:49,987 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-22 06:57:49,987 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-22 06:57:49,989 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-22 06:57:50,009 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:57:49" (1/1) ... [2020-12-22 06:57:50,009 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:57:49" (1/1) ... [2020-12-22 06:57:50,015 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:57:49" (1/1) ... [2020-12-22 06:57:50,016 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:57:49" (1/1) ... [2020-12-22 06:57:50,031 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:57:49" (1/1) ... [2020-12-22 06:57:50,052 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:57:49" (1/1) ... [2020-12-22 06:57:50,058 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:57:49" (1/1) ... [2020-12-22 06:57:50,069 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-22 06:57:50,073 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-22 06:57:50,073 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-22 06:57:50,073 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-22 06:57:50,075 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:57:49" (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 06:57:50,176 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-22 06:57:50,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-22 06:57:50,177 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-22 06:57:50,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-22 06:57:51,794 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-22 06:57:51,794 INFO L299 CfgBuilder]: Removed 212 assume(true) statements. [2020-12-22 06:57:51,796 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 06:57:51 BoogieIcfgContainer [2020-12-22 06:57:51,797 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-22 06:57:51,799 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-22 06:57:51,799 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-22 06:57:51,803 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-22 06:57:51,803 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 06:57:49" (1/3) ... [2020-12-22 06:57:51,804 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63f3911 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 06:57:51, skipping insertion in model container [2020-12-22 06:57:51,804 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:57:49" (2/3) ... [2020-12-22 06:57:51,805 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63f3911 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 06:57:51, skipping insertion in model container [2020-12-22 06:57:51,805 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 06:57:51" (3/3) ... [2020-12-22 06:57:51,807 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product48.cil.c [2020-12-22 06:57:51,814 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-22 06:57:51,820 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-12-22 06:57:51,840 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-12-22 06:57:51,873 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-22 06:57:51,874 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-22 06:57:51,874 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-22 06:57:51,874 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-22 06:57:51,874 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-22 06:57:51,875 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-22 06:57:51,875 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-22 06:57:51,875 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-22 06:57:51,897 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states. [2020-12-22 06:57:51,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-12-22 06:57:51,905 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:57:51,906 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 06:57:51,906 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:57:51,913 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:57:51,913 INFO L82 PathProgramCache]: Analyzing trace with hash -1514559463, now seen corresponding path program 1 times [2020-12-22 06:57:51,924 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:57:51,925 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1783234861] [2020-12-22 06:57:51,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:57:52,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:57:52,235 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 06:57:52,237 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1783234861] [2020-12-22 06:57:52,238 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:57:52,238 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 06:57:52,239 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [140721549] [2020-12-22 06:57:52,245 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-22 06:57:52,245 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:57:52,264 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-22 06:57:52,266 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-22 06:57:52,268 INFO L87 Difference]: Start difference. First operand 140 states. Second operand 2 states. [2020-12-22 06:57:52,341 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:57:52,345 INFO L93 Difference]: Finished difference Result 273 states and 406 transitions. [2020-12-22 06:57:52,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-22 06:57:52,347 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2020-12-22 06:57:52,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:57:52,378 INFO L225 Difference]: With dead ends: 273 [2020-12-22 06:57:52,378 INFO L226 Difference]: Without dead ends: 136 [2020-12-22 06:57:52,385 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 06:57:52,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2020-12-22 06:57:52,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 136. [2020-12-22 06:57:52,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 136 states. [2020-12-22 06:57:52,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 195 transitions. [2020-12-22 06:57:52,436 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 195 transitions. Word has length 19 [2020-12-22 06:57:52,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:57:52,437 INFO L481 AbstractCegarLoop]: Abstraction has 136 states and 195 transitions. [2020-12-22 06:57:52,437 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-22 06:57:52,437 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 195 transitions. [2020-12-22 06:57:52,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-12-22 06:57:52,439 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:57:52,439 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 06:57:52,439 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-22 06:57:52,440 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:57:52,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:57:52,441 INFO L82 PathProgramCache]: Analyzing trace with hash 291460090, now seen corresponding path program 1 times [2020-12-22 06:57:52,441 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:57:52,441 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1941976492] [2020-12-22 06:57:52,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:57:52,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:57:52,600 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 06:57:52,600 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1941976492] [2020-12-22 06:57:52,601 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:57:52,601 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 06:57:52,601 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [133704750] [2020-12-22 06:57:52,603 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 06:57:52,603 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:57:52,604 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 06:57:52,604 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:57:52,605 INFO L87 Difference]: Start difference. First operand 136 states and 195 transitions. Second operand 3 states. [2020-12-22 06:57:52,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:57:52,619 INFO L93 Difference]: Finished difference Result 136 states and 195 transitions. [2020-12-22 06:57:52,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 06:57:52,621 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2020-12-22 06:57:52,621 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:57:52,622 INFO L225 Difference]: With dead ends: 136 [2020-12-22 06:57:52,622 INFO L226 Difference]: Without dead ends: 57 [2020-12-22 06:57:52,623 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 06:57:52,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2020-12-22 06:57:52,630 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2020-12-22 06:57:52,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 57 states. [2020-12-22 06:57:52,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 81 transitions. [2020-12-22 06:57:52,631 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 81 transitions. Word has length 20 [2020-12-22 06:57:52,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:57:52,631 INFO L481 AbstractCegarLoop]: Abstraction has 57 states and 81 transitions. [2020-12-22 06:57:52,632 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 06:57:52,632 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 81 transitions. [2020-12-22 06:57:52,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-12-22 06:57:52,633 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:57:52,633 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 06:57:52,633 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-22 06:57:52,634 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:57:52,634 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:57:52,634 INFO L82 PathProgramCache]: Analyzing trace with hash 1876130146, now seen corresponding path program 1 times [2020-12-22 06:57:52,635 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:57:52,635 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1012730535] [2020-12-22 06:57:52,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:57:52,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:57:52,839 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 06:57:52,840 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1012730535] [2020-12-22 06:57:52,840 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:57:52,840 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-22 06:57:52,841 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1328144210] [2020-12-22 06:57:52,841 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 06:57:52,841 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:57:52,842 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 06:57:52,843 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:57:52,843 INFO L87 Difference]: Start difference. First operand 57 states and 81 transitions. Second operand 5 states. [2020-12-22 06:57:52,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:57:52,946 INFO L93 Difference]: Finished difference Result 133 states and 193 transitions. [2020-12-22 06:57:52,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-22 06:57:52,947 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2020-12-22 06:57:52,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:57:52,949 INFO L225 Difference]: With dead ends: 133 [2020-12-22 06:57:52,949 INFO L226 Difference]: Without dead ends: 83 [2020-12-22 06:57:52,950 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 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 06:57:52,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2020-12-22 06:57:52,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 79. [2020-12-22 06:57:52,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 79 states. [2020-12-22 06:57:52,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 114 transitions. [2020-12-22 06:57:52,966 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 114 transitions. Word has length 26 [2020-12-22 06:57:52,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:57:52,967 INFO L481 AbstractCegarLoop]: Abstraction has 79 states and 114 transitions. [2020-12-22 06:57:52,967 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 06:57:52,967 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 114 transitions. [2020-12-22 06:57:52,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-12-22 06:57:52,968 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:57:52,968 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] [2020-12-22 06:57:52,969 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-22 06:57:52,969 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:57:52,970 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:57:52,970 INFO L82 PathProgramCache]: Analyzing trace with hash -1185211644, now seen corresponding path program 1 times [2020-12-22 06:57:52,970 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:57:52,970 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [132584757] [2020-12-22 06:57:52,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:57:52,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:57:53,043 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 06:57:53,043 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [132584757] [2020-12-22 06:57:53,043 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:57:53,044 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 06:57:53,044 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1318656688] [2020-12-22 06:57:53,044 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 06:57:53,045 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:57:53,047 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 06:57:53,047 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:57:53,048 INFO L87 Difference]: Start difference. First operand 79 states and 114 transitions. Second operand 3 states. [2020-12-22 06:57:53,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:57:53,139 INFO L93 Difference]: Finished difference Result 175 states and 255 transitions. [2020-12-22 06:57:53,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 06:57:53,140 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 28 [2020-12-22 06:57:53,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:57:53,142 INFO L225 Difference]: With dead ends: 175 [2020-12-22 06:57:53,142 INFO L226 Difference]: Without dead ends: 103 [2020-12-22 06:57:53,143 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 06:57:53,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2020-12-22 06:57:53,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 101. [2020-12-22 06:57:53,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 101 states. [2020-12-22 06:57:53,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 142 transitions. [2020-12-22 06:57:53,157 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 142 transitions. Word has length 28 [2020-12-22 06:57:53,157 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:57:53,158 INFO L481 AbstractCegarLoop]: Abstraction has 101 states and 142 transitions. [2020-12-22 06:57:53,158 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 06:57:53,158 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 142 transitions. [2020-12-22 06:57:53,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-12-22 06:57:53,159 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:57:53,159 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 06:57:53,160 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-22 06:57:53,160 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:57:53,160 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:57:53,161 INFO L82 PathProgramCache]: Analyzing trace with hash -1849643669, now seen corresponding path program 1 times [2020-12-22 06:57:53,161 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:57:53,161 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1272119427] [2020-12-22 06:57:53,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:57:53,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:57:53,246 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 06:57:53,247 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1272119427] [2020-12-22 06:57:53,247 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:57:53,247 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-22 06:57:53,247 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1269098870] [2020-12-22 06:57:53,248 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 06:57:53,248 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:57:53,249 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 06:57:53,249 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:57:53,249 INFO L87 Difference]: Start difference. First operand 101 states and 142 transitions. Second operand 5 states. [2020-12-22 06:57:53,497 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:57:53,497 INFO L93 Difference]: Finished difference Result 332 states and 468 transitions. [2020-12-22 06:57:53,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-12-22 06:57:53,498 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 29 [2020-12-22 06:57:53,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:57:53,500 INFO L225 Difference]: With dead ends: 332 [2020-12-22 06:57:53,501 INFO L226 Difference]: Without dead ends: 238 [2020-12-22 06:57:53,502 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 06:57:53,503 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 238 states. [2020-12-22 06:57:53,523 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 238 to 99. [2020-12-22 06:57:53,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2020-12-22 06:57:53,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 136 transitions. [2020-12-22 06:57:53,524 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 136 transitions. Word has length 29 [2020-12-22 06:57:53,525 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:57:53,525 INFO L481 AbstractCegarLoop]: Abstraction has 99 states and 136 transitions. [2020-12-22 06:57:53,525 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 06:57:53,525 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 136 transitions. [2020-12-22 06:57:53,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-12-22 06:57:53,527 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:57:53,527 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, 1] [2020-12-22 06:57:53,527 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-22 06:57:53,527 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:57:53,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:57:53,530 INFO L82 PathProgramCache]: Analyzing trace with hash -1013914346, now seen corresponding path program 1 times [2020-12-22 06:57:53,530 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:57:53,531 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1684251486] [2020-12-22 06:57:53,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:57:53,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:57:53,648 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 06:57:53,649 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1684251486] [2020-12-22 06:57:53,649 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:57:53,649 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-22 06:57:53,650 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1136618214] [2020-12-22 06:57:53,651 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 06:57:53,652 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:57:53,652 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 06:57:53,653 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:57:53,654 INFO L87 Difference]: Start difference. First operand 99 states and 136 transitions. Second operand 5 states. [2020-12-22 06:57:53,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:57:53,769 INFO L93 Difference]: Finished difference Result 284 states and 390 transitions. [2020-12-22 06:57:53,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-22 06:57:53,770 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 37 [2020-12-22 06:57:53,771 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:57:53,772 INFO L225 Difference]: With dead ends: 284 [2020-12-22 06:57:53,772 INFO L226 Difference]: Without dead ends: 192 [2020-12-22 06:57:53,773 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 06:57:53,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 192 states. [2020-12-22 06:57:53,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 192 to 105. [2020-12-22 06:57:53,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105 states. [2020-12-22 06:57:53,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 142 transitions. [2020-12-22 06:57:53,789 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 142 transitions. Word has length 37 [2020-12-22 06:57:53,790 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:57:53,790 INFO L481 AbstractCegarLoop]: Abstraction has 105 states and 142 transitions. [2020-12-22 06:57:53,790 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 06:57:53,790 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 142 transitions. [2020-12-22 06:57:53,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-12-22 06:57:53,792 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:57:53,792 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, 1] [2020-12-22 06:57:53,792 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-12-22 06:57:53,792 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:57:53,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:57:53,793 INFO L82 PathProgramCache]: Analyzing trace with hash -2025031596, now seen corresponding path program 1 times [2020-12-22 06:57:53,793 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:57:53,794 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [425456791] [2020-12-22 06:57:53,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:57:53,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:57:53,861 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 06:57:53,862 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [425456791] [2020-12-22 06:57:53,862 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:57:53,862 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-22 06:57:53,863 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [547401339] [2020-12-22 06:57:53,863 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-22 06:57:53,863 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:57:53,864 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-22 06:57:53,864 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-22 06:57:53,864 INFO L87 Difference]: Start difference. First operand 105 states and 142 transitions. Second operand 4 states. [2020-12-22 06:57:53,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:57:53,936 INFO L93 Difference]: Finished difference Result 257 states and 348 transitions. [2020-12-22 06:57:53,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-22 06:57:53,937 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 37 [2020-12-22 06:57:53,938 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:57:53,939 INFO L225 Difference]: With dead ends: 257 [2020-12-22 06:57:53,939 INFO L226 Difference]: Without dead ends: 159 [2020-12-22 06:57:53,940 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:57:53,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2020-12-22 06:57:53,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 109. [2020-12-22 06:57:53,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 109 states. [2020-12-22 06:57:53,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 146 transitions. [2020-12-22 06:57:53,953 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 146 transitions. Word has length 37 [2020-12-22 06:57:53,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:57:53,953 INFO L481 AbstractCegarLoop]: Abstraction has 109 states and 146 transitions. [2020-12-22 06:57:53,953 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-22 06:57:53,953 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 146 transitions. [2020-12-22 06:57:53,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-12-22 06:57:53,955 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:57:53,955 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, 1] [2020-12-22 06:57:53,955 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-12-22 06:57:53,955 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:57:53,956 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:57:53,956 INFO L82 PathProgramCache]: Analyzing trace with hash 1248867346, now seen corresponding path program 1 times [2020-12-22 06:57:53,956 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:57:53,957 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [827842299] [2020-12-22 06:57:53,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:57:53,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:57:54,026 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 06:57:54,027 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [827842299] [2020-12-22 06:57:54,027 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:57:54,027 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 06:57:54,028 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [260240567] [2020-12-22 06:57:54,030 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 06:57:54,031 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:57:54,031 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 06:57:54,031 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:57:54,032 INFO L87 Difference]: Start difference. First operand 109 states and 146 transitions. Second operand 3 states. [2020-12-22 06:57:54,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:57:54,118 INFO L93 Difference]: Finished difference Result 261 states and 351 transitions. [2020-12-22 06:57:54,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 06:57:54,123 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 37 [2020-12-22 06:57:54,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:57:54,124 INFO L225 Difference]: With dead ends: 261 [2020-12-22 06:57:54,124 INFO L226 Difference]: Without dead ends: 159 [2020-12-22 06:57:54,125 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 06:57:54,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2020-12-22 06:57:54,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 159. [2020-12-22 06:57:54,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 159 states. [2020-12-22 06:57:54,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 209 transitions. [2020-12-22 06:57:54,166 INFO L78 Accepts]: Start accepts. Automaton has 159 states and 209 transitions. Word has length 37 [2020-12-22 06:57:54,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:57:54,166 INFO L481 AbstractCegarLoop]: Abstraction has 159 states and 209 transitions. [2020-12-22 06:57:54,166 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 06:57:54,167 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 209 transitions. [2020-12-22 06:57:54,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-12-22 06:57:54,171 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:57:54,172 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, 1, 1] [2020-12-22 06:57:54,172 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-12-22 06:57:54,172 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:57:54,173 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:57:54,173 INFO L82 PathProgramCache]: Analyzing trace with hash -1510301998, now seen corresponding path program 1 times [2020-12-22 06:57:54,173 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:57:54,173 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1152286865] [2020-12-22 06:57:54,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:57:54,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:57:54,375 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 06:57:54,375 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1152286865] [2020-12-22 06:57:54,375 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:57:54,376 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-12-22 06:57:54,376 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [702607577] [2020-12-22 06:57:54,376 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-12-22 06:57:54,377 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:57:54,377 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-12-22 06:57:54,377 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-12-22 06:57:54,378 INFO L87 Difference]: Start difference. First operand 159 states and 209 transitions. Second operand 7 states. [2020-12-22 06:57:54,823 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:57:54,823 INFO L93 Difference]: Finished difference Result 729 states and 986 transitions. [2020-12-22 06:57:54,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-12-22 06:57:54,824 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 38 [2020-12-22 06:57:54,824 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:57:54,828 INFO L225 Difference]: With dead ends: 729 [2020-12-22 06:57:54,828 INFO L226 Difference]: Without dead ends: 627 [2020-12-22 06:57:54,829 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2020-12-22 06:57:54,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 627 states. [2020-12-22 06:57:54,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 627 to 259. [2020-12-22 06:57:54,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 259 states. [2020-12-22 06:57:54,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 259 states and 340 transitions. [2020-12-22 06:57:54,863 INFO L78 Accepts]: Start accepts. Automaton has 259 states and 340 transitions. Word has length 38 [2020-12-22 06:57:54,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:57:54,863 INFO L481 AbstractCegarLoop]: Abstraction has 259 states and 340 transitions. [2020-12-22 06:57:54,864 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-12-22 06:57:54,864 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 340 transitions. [2020-12-22 06:57:54,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-12-22 06:57:54,866 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:57:54,866 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] [2020-12-22 06:57:54,866 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-12-22 06:57:54,866 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:57:54,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:57:54,867 INFO L82 PathProgramCache]: Analyzing trace with hash -1132876314, now seen corresponding path program 1 times [2020-12-22 06:57:54,867 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:57:54,868 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1465443236] [2020-12-22 06:57:54,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:57:54,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:57:55,003 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 06:57:55,003 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1465443236] [2020-12-22 06:57:55,004 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1340590875] [2020-12-22 06:57:55,004 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 06:57:55,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:57:55,209 INFO L263 TraceCheckSpWp]: Trace formula consists of 458 conjuncts, 5 conjunts are in the unsatisfiable core [2020-12-22 06:57:55,217 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 06:57:55,384 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 06:57:55,384 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 06:57:55,385 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5] total 10 [2020-12-22 06:57:55,385 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [341834486] [2020-12-22 06:57:55,386 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-12-22 06:57:55,386 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:57:55,386 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-12-22 06:57:55,387 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-12-22 06:57:55,387 INFO L87 Difference]: Start difference. First operand 259 states and 340 transitions. Second operand 10 states. [2020-12-22 06:57:55,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:57:55,732 INFO L93 Difference]: Finished difference Result 591 states and 787 transitions. [2020-12-22 06:57:55,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-12-22 06:57:55,733 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 59 [2020-12-22 06:57:55,734 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:57:55,734 INFO L225 Difference]: With dead ends: 591 [2020-12-22 06:57:55,734 INFO L226 Difference]: Without dead ends: 0 [2020-12-22 06:57:55,735 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=73, Invalid=167, Unknown=0, NotChecked=0, Total=240 [2020-12-22 06:57:55,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-22 06:57:55,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-22 06:57:55,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-22 06:57:55,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-22 06:57:55,736 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 59 [2020-12-22 06:57:55,736 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:57:55,737 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-22 06:57:55,737 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-12-22 06:57:55,737 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-22 06:57:55,737 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-22 06:57:55,950 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2020-12-22 06:57:55,954 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-22 06:57:56,141 WARN L197 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 93 [2020-12-22 06:57:56,294 WARN L197 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 88 [2020-12-22 06:57:56,418 WARN L197 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 88 [2020-12-22 06:57:57,216 WARN L197 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 33 [2020-12-22 06:57:57,573 WARN L197 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 28 [2020-12-22 06:57:57,979 WARN L197 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 32 [2020-12-22 06:57:58,402 WARN L197 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 30 [2020-12-22 06:57:58,634 WARN L197 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 31 [2020-12-22 06:57:58,747 WARN L197 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 27 [2020-12-22 06:57:58,881 WARN L197 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 18 [2020-12-22 06:57:59,208 WARN L197 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 33 [2020-12-22 06:57:59,529 WARN L197 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 32 [2020-12-22 06:57:59,745 WARN L197 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 29 [2020-12-22 06:58:00,026 WARN L197 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 37 [2020-12-22 06:58:00,037 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 412) no Hoare annotation was computed. [2020-12-22 06:58:00,037 INFO L185 CegarLoopUtils]: At program point L829-2(lines 829 843) the Hoare annotation is: false [2020-12-22 06:58:00,037 INFO L189 CegarLoopUtils]: For program point L730(lines 730 734) no Hoare annotation was computed. [2020-12-22 06:58:00,038 INFO L185 CegarLoopUtils]: At program point L631(lines 624 634) the Hoare annotation is: (and (<= 1 ~pumpRunning~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (or (<= ~waterLevel~0 1) (= 2 ~waterLevel~0)) (= ULTIMATE.start_main_~tmp~8 1) (not (= 0 ~systemActive~0)) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-12-22 06:58:00,038 INFO L189 CegarLoopUtils]: For program point L730-3(lines 730 734) no Hoare annotation was computed. [2020-12-22 06:58:00,038 INFO L185 CegarLoopUtils]: At program point L631-1(lines 624 634) the Hoare annotation is: false [2020-12-22 06:58:00,038 INFO L185 CegarLoopUtils]: At program point L631-2(lines 624 634) the Hoare annotation is: (and (= 2 ~waterLevel~0) (= ULTIMATE.start_main_~tmp~8 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-12-22 06:58:00,038 INFO L185 CegarLoopUtils]: At program point L631-3(lines 624 634) the Hoare annotation is: false [2020-12-22 06:58:00,038 INFO L189 CegarLoopUtils]: For program point L730-6(lines 730 734) no Hoare annotation was computed. [2020-12-22 06:58:00,039 INFO L185 CegarLoopUtils]: At program point L631-4(lines 624 634) the Hoare annotation is: false [2020-12-22 06:58:00,039 INFO L185 CegarLoopUtils]: At program point L631-5(lines 624 634) the Hoare annotation is: false [2020-12-22 06:58:00,039 INFO L185 CegarLoopUtils]: At program point L631-6(lines 624 634) the Hoare annotation is: false [2020-12-22 06:58:00,039 INFO L185 CegarLoopUtils]: At program point L631-7(lines 624 634) the Hoare annotation is: false [2020-12-22 06:58:00,039 INFO L185 CegarLoopUtils]: At program point L631-8(lines 624 634) the Hoare annotation is: false [2020-12-22 06:58:00,040 INFO L189 CegarLoopUtils]: For program point L830(line 830) no Hoare annotation was computed. [2020-12-22 06:58:00,040 INFO L189 CegarLoopUtils]: For program point L434(lines 433 482) no Hoare annotation was computed. [2020-12-22 06:58:00,040 INFO L189 CegarLoopUtils]: For program point L435(lines 435 439) no Hoare annotation was computed. [2020-12-22 06:58:00,041 INFO L185 CegarLoopUtils]: At program point L799(lines 794 802) the Hoare annotation is: (let ((.cse6 (= 2 ~waterLevel~0))) (let ((.cse2 (= ~pumpRunning~0 0)) (.cse5 (<= 1 ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_main_~tmp~8 1)) (.cse1 (or (<= ~waterLevel~0 1) .cse6)) (.cse7 (not (= 0 ~systemActive~0))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse2 .cse3 .cse4) (and .cse5 .cse6 .cse0 .cse7 .cse3 (= |ULTIMATE.start_getWaterLevel_#res| 2) .cse4) (and .cse0 .cse1 .cse7 .cse2 .cse3 .cse4) (and .cse5 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse0 .cse1 .cse7 .cse3 .cse4)))) [2020-12-22 06:58:00,041 INFO L185 CegarLoopUtils]: At program point L799-1(lines 794 802) the Hoare annotation is: false [2020-12-22 06:58:00,042 INFO L185 CegarLoopUtils]: At program point L799-2(lines 794 802) the Hoare annotation is: false [2020-12-22 06:58:00,042 INFO L185 CegarLoopUtils]: At program point L998(lines 993 1001) the Hoare annotation is: (and (= ~waterLevel~0 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-12-22 06:58:00,042 INFO L189 CegarLoopUtils]: For program point L833(lines 833 837) no Hoare annotation was computed. [2020-12-22 06:58:00,042 INFO L189 CegarLoopUtils]: For program point L833-1(lines 833 837) no Hoare annotation was computed. [2020-12-22 06:58:00,042 INFO L185 CegarLoopUtils]: At program point L767(lines 762 770) the Hoare annotation is: (and (<= 1 ~pumpRunning~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (or (<= ~waterLevel~0 1) (= 2 ~waterLevel~0)) (= ULTIMATE.start_main_~tmp~8 1) (not (= 0 ~systemActive~0)) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-12-22 06:58:00,042 INFO L185 CegarLoopUtils]: At program point L767-1(lines 762 770) the Hoare annotation is: false [2020-12-22 06:58:00,043 INFO L185 CegarLoopUtils]: At program point L767-2(lines 762 770) the Hoare annotation is: (and (= 2 ~waterLevel~0) (= ULTIMATE.start_main_~tmp~8 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-12-22 06:58:00,043 INFO L185 CegarLoopUtils]: At program point L767-3(lines 762 770) the Hoare annotation is: false [2020-12-22 06:58:00,043 INFO L185 CegarLoopUtils]: At program point L767-4(lines 762 770) the Hoare annotation is: false [2020-12-22 06:58:00,043 INFO L185 CegarLoopUtils]: At program point L767-5(lines 762 770) the Hoare annotation is: false [2020-12-22 06:58:00,043 INFO L185 CegarLoopUtils]: At program point L767-6(lines 762 770) the Hoare annotation is: false [2020-12-22 06:58:00,043 INFO L185 CegarLoopUtils]: At program point L767-7(lines 762 770) the Hoare annotation is: false [2020-12-22 06:58:00,043 INFO L185 CegarLoopUtils]: At program point L767-8(lines 762 770) the Hoare annotation is: false [2020-12-22 06:58:00,043 INFO L189 CegarLoopUtils]: For program point L570(lines 570 587) no Hoare annotation was computed. [2020-12-22 06:58:00,044 INFO L189 CegarLoopUtils]: For program point L570-1(lines 570 587) no Hoare annotation was computed. [2020-12-22 06:58:00,044 INFO L189 CegarLoopUtils]: For program point L570-2(lines 570 587) no Hoare annotation was computed. [2020-12-22 06:58:00,044 INFO L189 CegarLoopUtils]: For program point L471(lines 471 477) no Hoare annotation was computed. [2020-12-22 06:58:00,044 INFO L185 CegarLoopUtils]: At program point L471-1(lines 1 1001) the Hoare annotation is: (let ((.cse5 (= 2 ~waterLevel~0))) (let ((.cse4 (<= 1 ~pumpRunning~0)) (.cse1 (or (<= ~waterLevel~0 1) .cse5)) (.cse0 (= ULTIMATE.start_main_~tmp~8 1)) (.cse6 (not (= 0 ~systemActive~0))) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (= ~pumpRunning~0 0) .cse2 .cse3) (and .cse4 .cse5 .cse0 .cse6 .cse2 .cse3) (and .cse4 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse1 .cse0 .cse6 .cse2 .cse3)))) [2020-12-22 06:58:00,044 INFO L189 CegarLoopUtils]: For program point L703(lines 703 709) no Hoare annotation was computed. [2020-12-22 06:58:00,044 INFO L185 CegarLoopUtils]: At program point L703-1(lines 703 709) the Hoare annotation is: (and (or (<= ~waterLevel~0 1) (= 2 ~waterLevel~0)) (= ULTIMATE.start_main_~tmp~8 1) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-12-22 06:58:00,045 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 412) no Hoare annotation was computed. [2020-12-22 06:58:00,045 INFO L185 CegarLoopUtils]: At program point L935(lines 512 518) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~8 1)) (.cse1 (or (<= ~waterLevel~0 1) (= 2 ~waterLevel~0))) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) .cse2 .cse3) (and (<= 1 ~pumpRunning~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse0 .cse1 (not (= 0 ~systemActive~0)) .cse2 .cse3))) [2020-12-22 06:58:00,045 INFO L185 CegarLoopUtils]: At program point L935-1(lines 512 518) the Hoare annotation is: false [2020-12-22 06:58:00,045 INFO L185 CegarLoopUtils]: At program point L935-2(lines 512 518) the Hoare annotation is: false [2020-12-22 06:58:00,045 INFO L189 CegarLoopUtils]: For program point L606(lines 606 612) no Hoare annotation was computed. [2020-12-22 06:58:00,045 INFO L189 CegarLoopUtils]: For program point L606-2(lines 606 612) no Hoare annotation was computed. [2020-12-22 06:58:00,045 INFO L189 CegarLoopUtils]: For program point L606-4(lines 606 612) no Hoare annotation was computed. [2020-12-22 06:58:00,045 INFO L189 CegarLoopUtils]: For program point L606-6(lines 606 612) no Hoare annotation was computed. [2020-12-22 06:58:00,046 INFO L189 CegarLoopUtils]: For program point L606-8(lines 606 612) no Hoare annotation was computed. [2020-12-22 06:58:00,046 INFO L189 CegarLoopUtils]: For program point L606-10(lines 606 612) no Hoare annotation was computed. [2020-12-22 06:58:00,046 INFO L185 CegarLoopUtils]: At program point L640(lines 635 643) the Hoare annotation is: (let ((.cse6 (= 2 ~waterLevel~0))) (let ((.cse4 (<= 1 ~pumpRunning~0)) (.cse5 (<= 1 |ULTIMATE.start_isPumpRunning_#res|)) (.cse0 (= ULTIMATE.start_main_~tmp~8 1)) (.cse1 (or (<= ~waterLevel~0 1) .cse6)) (.cse7 (not (= 0 ~systemActive~0))) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) .cse2 .cse3) (and .cse4 .cse5 .cse6 .cse0 .cse7 .cse2 .cse3) (and .cse4 (<= 1 ~switchedOnBeforeTS~0) .cse5 .cse0 .cse1 .cse7 .cse2 .cse3)))) [2020-12-22 06:58:00,046 INFO L185 CegarLoopUtils]: At program point L640-1(lines 635 643) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~8 1)) (.cse1 (or (<= ~waterLevel~0 1) (= 2 ~waterLevel~0))) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) .cse2 .cse3) (and (<= 1 ~pumpRunning~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse0 .cse1 (not (= 0 ~systemActive~0)) .cse2 .cse3))) [2020-12-22 06:58:00,046 INFO L189 CegarLoopUtils]: For program point L574(lines 574 582) no Hoare annotation was computed. [2020-12-22 06:58:00,046 INFO L185 CegarLoopUtils]: At program point L640-2(lines 635 643) the Hoare annotation is: false [2020-12-22 06:58:00,046 INFO L189 CegarLoopUtils]: For program point L574-1(lines 574 582) no Hoare annotation was computed. [2020-12-22 06:58:00,047 INFO L185 CegarLoopUtils]: At program point L640-3(lines 635 643) the Hoare annotation is: false [2020-12-22 06:58:00,047 INFO L185 CegarLoopUtils]: At program point L640-4(lines 635 643) the Hoare annotation is: false [2020-12-22 06:58:00,047 INFO L189 CegarLoopUtils]: For program point L574-2(lines 574 582) no Hoare annotation was computed. [2020-12-22 06:58:00,047 INFO L185 CegarLoopUtils]: At program point L640-5(lines 635 643) the Hoare annotation is: false [2020-12-22 06:58:00,047 INFO L189 CegarLoopUtils]: For program point L905(lines 905 912) no Hoare annotation was computed. [2020-12-22 06:58:00,047 INFO L192 CegarLoopUtils]: At program point L905-1(lines 905 912) the Hoare annotation is: true [2020-12-22 06:58:00,047 INFO L189 CegarLoopUtils]: For program point L443(lines 443 449) no Hoare annotation was computed. [2020-12-22 06:58:00,047 INFO L185 CegarLoopUtils]: At program point L443-1(lines 443 449) the Hoare annotation is: (let ((.cse7 (= 2 ~waterLevel~0))) (let ((.cse2 (= ~pumpRunning~0 0)) (.cse6 (<= 1 ~pumpRunning~0)) (.cse1 (or (<= ~waterLevel~0 1) .cse7)) (.cse0 (= ULTIMATE.start_main_~tmp~8 1)) (.cse5 (not (= 0 ~systemActive~0))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse2 .cse3 .cse4) (and .cse1 .cse0 .cse5 .cse2 .cse3 .cse4) (and .cse6 .cse7 .cse0 .cse5 .cse3 .cse4) (and .cse6 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse1 .cse0 .cse5 .cse3 .cse4)))) [2020-12-22 06:58:00,048 INFO L189 CegarLoopUtils]: For program point L807(lines 807 813) no Hoare annotation was computed. [2020-12-22 06:58:00,048 INFO L189 CegarLoopUtils]: For program point L807-1(lines 807 813) no Hoare annotation was computed. [2020-12-22 06:58:00,048 INFO L189 CegarLoopUtils]: For program point L807-2(lines 807 813) no Hoare annotation was computed. [2020-12-22 06:58:00,048 INFO L189 CegarLoopUtils]: For program point L807-3(lines 807 813) no Hoare annotation was computed. [2020-12-22 06:58:00,048 INFO L189 CegarLoopUtils]: For program point L807-4(lines 807 813) no Hoare annotation was computed. [2020-12-22 06:58:00,048 INFO L189 CegarLoopUtils]: For program point L807-5(lines 807 813) no Hoare annotation was computed. [2020-12-22 06:58:00,048 INFO L189 CegarLoopUtils]: For program point L742(lines 742 746) no Hoare annotation was computed. [2020-12-22 06:58:00,048 INFO L189 CegarLoopUtils]: For program point L544(lines 544 561) no Hoare annotation was computed. [2020-12-22 06:58:00,048 INFO L189 CegarLoopUtils]: For program point L544-1(lines 544 561) no Hoare annotation was computed. [2020-12-22 06:58:00,049 INFO L189 CegarLoopUtils]: For program point L544-2(lines 544 561) no Hoare annotation was computed. [2020-12-22 06:58:00,049 INFO L189 CegarLoopUtils]: For program point L544-3(lines 544 561) no Hoare annotation was computed. [2020-12-22 06:58:00,049 INFO L189 CegarLoopUtils]: For program point L412(line 412) no Hoare annotation was computed. [2020-12-22 06:58:00,049 INFO L189 CegarLoopUtils]: For program point L544-4(lines 544 561) no Hoare annotation was computed. [2020-12-22 06:58:00,049 INFO L189 CegarLoopUtils]: For program point L412-1(line 412) no Hoare annotation was computed. [2020-12-22 06:58:00,049 INFO L189 CegarLoopUtils]: For program point L544-5(lines 544 561) no Hoare annotation was computed. [2020-12-22 06:58:00,049 INFO L189 CegarLoopUtils]: For program point L412-2(line 412) no Hoare annotation was computed. [2020-12-22 06:58:00,050 INFO L185 CegarLoopUtils]: At program point L512(lines 508 530) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse1 (or (<= ~waterLevel~0 1) (= 2 ~waterLevel~0))) (.cse0 (= ULTIMATE.start_main_~tmp~8 1)) (.cse5 (not (= 0 ~systemActive~0))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse2 .cse3 .cse4) (and .cse1 .cse0 .cse5 .cse2 .cse3 .cse4) (and (<= 1 ~pumpRunning~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse1 .cse0 .cse5 .cse3 .cse4))) [2020-12-22 06:58:00,050 INFO L185 CegarLoopUtils]: At program point L512-1(lines 508 530) the Hoare annotation is: false [2020-12-22 06:58:00,050 INFO L185 CegarLoopUtils]: At program point L512-2(lines 508 530) the Hoare annotation is: false [2020-12-22 06:58:00,050 INFO L185 CegarLoopUtils]: At program point L877(lines 873 879) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ULTIMATE.start_main_~tmp~8 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-12-22 06:58:00,050 INFO L185 CegarLoopUtils]: At program point L812(lines 803 816) the Hoare annotation is: false [2020-12-22 06:58:00,050 INFO L185 CegarLoopUtils]: At program point L812-1(lines 803 816) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~8 1)) (.cse1 (not (= 0 ~systemActive~0))) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and (= 2 ~waterLevel~0) .cse0 .cse1 .cse2 .cse3 .cse4) (and (<= ~waterLevel~0 1) .cse0 .cse1 .cse2 .cse3 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1) .cse4))) [2020-12-22 06:58:00,050 INFO L185 CegarLoopUtils]: At program point L812-2(lines 803 816) the Hoare annotation is: false [2020-12-22 06:58:00,051 INFO L185 CegarLoopUtils]: At program point L812-3(lines 803 816) the Hoare annotation is: false [2020-12-22 06:58:00,051 INFO L185 CegarLoopUtils]: At program point L812-4(lines 803 816) the Hoare annotation is: false [2020-12-22 06:58:00,051 INFO L185 CegarLoopUtils]: At program point L812-5(lines 803 816) the Hoare annotation is: false [2020-12-22 06:58:00,051 INFO L189 CegarLoopUtils]: For program point L548(lines 548 556) no Hoare annotation was computed. [2020-12-22 06:58:00,051 INFO L189 CegarLoopUtils]: For program point L548-1(lines 548 556) no Hoare annotation was computed. [2020-12-22 06:58:00,051 INFO L189 CegarLoopUtils]: For program point L548-2(lines 548 556) no Hoare annotation was computed. [2020-12-22 06:58:00,051 INFO L189 CegarLoopUtils]: For program point L548-3(lines 548 556) no Hoare annotation was computed. [2020-12-22 06:58:00,051 INFO L189 CegarLoopUtils]: For program point L548-4(lines 548 556) no Hoare annotation was computed. [2020-12-22 06:58:00,052 INFO L189 CegarLoopUtils]: For program point L548-5(lines 548 556) no Hoare annotation was computed. [2020-12-22 06:58:00,052 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-22 06:58:00,052 INFO L185 CegarLoopUtils]: At program point L483(lines 432 484) the Hoare annotation is: false [2020-12-22 06:58:00,052 INFO L189 CegarLoopUtils]: For program point L946(lines 946 963) no Hoare annotation was computed. [2020-12-22 06:58:00,052 INFO L185 CegarLoopUtils]: At program point L946-1(lines 1 1001) the Hoare annotation is: (let ((.cse6 (= 2 ~waterLevel~0))) (let ((.cse2 (= ~pumpRunning~0 0)) (.cse5 (<= 1 ~pumpRunning~0)) (.cse1 (or (<= ~waterLevel~0 1) .cse6)) (.cse0 (= ULTIMATE.start_main_~tmp~8 1)) (.cse7 (not (= 0 ~systemActive~0))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse2 .cse3 .cse4) (and .cse5 .cse6 .cse0 .cse7 (= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~9 2) .cse3 (= |ULTIMATE.start_getWaterLevel_#res| 2) .cse4) (and .cse1 .cse0 .cse7 .cse2 .cse3 .cse4) (and .cse5 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse1 .cse0 .cse7 .cse3 .cse4)))) [2020-12-22 06:58:00,052 INFO L189 CegarLoopUtils]: For program point L946-2(lines 946 963) no Hoare annotation was computed. [2020-12-22 06:58:00,052 INFO L185 CegarLoopUtils]: At program point L946-3(lines 1 1001) the Hoare annotation is: false [2020-12-22 06:58:00,053 INFO L189 CegarLoopUtils]: For program point L946-4(lines 946 963) no Hoare annotation was computed. [2020-12-22 06:58:00,053 INFO L185 CegarLoopUtils]: At program point L946-5(lines 1 1001) the Hoare annotation is: false [2020-12-22 06:58:00,053 INFO L192 CegarLoopUtils]: At program point L914(lines 895 917) the Hoare annotation is: true [2020-12-22 06:58:00,053 INFO L185 CegarLoopUtils]: At program point L519(lines 519 525) the Hoare annotation is: (let ((.cse7 (= 2 ~waterLevel~0))) (let ((.cse2 (= ~pumpRunning~0 0)) (.cse6 (<= 1 ~pumpRunning~0)) (.cse1 (or (<= ~waterLevel~0 1) .cse7)) (.cse0 (= ULTIMATE.start_main_~tmp~8 1)) (.cse5 (not (= 0 ~systemActive~0))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse2 .cse3 .cse4) (and .cse1 .cse0 .cse5 .cse2 .cse3 .cse4) (and .cse6 .cse7 .cse0 .cse5 .cse3 .cse4) (and .cse6 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse1 .cse0 .cse5 .cse3 .cse4)))) [2020-12-22 06:58:00,053 INFO L185 CegarLoopUtils]: At program point L519-1(lines 519 525) the Hoare annotation is: false [2020-12-22 06:58:00,053 INFO L189 CegarLoopUtils]: For program point L453(lines 453 459) no Hoare annotation was computed. [2020-12-22 06:58:00,053 INFO L185 CegarLoopUtils]: At program point L519-2(lines 519 525) the Hoare annotation is: false [2020-12-22 06:58:00,054 INFO L185 CegarLoopUtils]: At program point L453-1(lines 453 459) the Hoare annotation is: (let ((.cse7 (= 2 ~waterLevel~0))) (let ((.cse2 (= ~pumpRunning~0 0)) (.cse6 (<= 1 ~pumpRunning~0)) (.cse1 (or (<= ~waterLevel~0 1) .cse7)) (.cse0 (= ULTIMATE.start_main_~tmp~8 1)) (.cse5 (not (= 0 ~systemActive~0))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse2 .cse3 .cse4) (and .cse1 .cse0 .cse5 .cse2 .cse3 .cse4) (and .cse6 .cse7 .cse0 .cse5 .cse3 .cse4) (and .cse6 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse1 .cse0 .cse5 .cse3 .cse4)))) [2020-12-22 06:58:00,054 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-22 06:58:00,054 INFO L189 CegarLoopUtils]: For program point L950(lines 950 960) no Hoare annotation was computed. [2020-12-22 06:58:00,054 INFO L189 CegarLoopUtils]: For program point L950-2(lines 950 960) no Hoare annotation was computed. [2020-12-22 06:58:00,054 INFO L189 CegarLoopUtils]: For program point L950-4(lines 950 960) no Hoare annotation was computed. [2020-12-22 06:58:00,054 INFO L189 CegarLoopUtils]: For program point L951(lines 951 957) no Hoare annotation was computed. [2020-12-22 06:58:00,054 INFO L189 CegarLoopUtils]: For program point L951-2(lines 951 957) no Hoare annotation was computed. [2020-12-22 06:58:00,054 INFO L189 CegarLoopUtils]: For program point L951-4(lines 951 957) no Hoare annotation was computed. [2020-12-22 06:58:00,055 INFO L189 CegarLoopUtils]: For program point L754(lines 754 758) no Hoare annotation was computed. [2020-12-22 06:58:00,055 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-22 06:58:00,055 INFO L189 CegarLoopUtils]: For program point L689(lines 689 693) no Hoare annotation was computed. [2020-12-22 06:58:00,055 INFO L189 CegarLoopUtils]: For program point L689-2(lines 689 693) no Hoare annotation was computed. [2020-12-22 06:58:00,055 INFO L189 CegarLoopUtils]: For program point L689-3(lines 689 693) no Hoare annotation was computed. [2020-12-22 06:58:00,055 INFO L189 CegarLoopUtils]: For program point L689-5(lines 689 693) no Hoare annotation was computed. [2020-12-22 06:58:00,055 INFO L189 CegarLoopUtils]: For program point L689-6(lines 689 693) no Hoare annotation was computed. [2020-12-22 06:58:00,055 INFO L189 CegarLoopUtils]: For program point L689-8(lines 689 693) no Hoare annotation was computed. [2020-12-22 06:58:00,055 INFO L189 CegarLoopUtils]: For program point L689-9(lines 689 693) no Hoare annotation was computed. [2020-12-22 06:58:00,056 INFO L189 CegarLoopUtils]: For program point L689-11(lines 689 693) no Hoare annotation was computed. [2020-12-22 06:58:00,056 INFO L189 CegarLoopUtils]: For program point L689-12(lines 689 693) no Hoare annotation was computed. [2020-12-22 06:58:00,056 INFO L189 CegarLoopUtils]: For program point L689-14(lines 689 693) no Hoare annotation was computed. [2020-12-22 06:58:00,056 INFO L189 CegarLoopUtils]: For program point L689-15(lines 689 693) no Hoare annotation was computed. [2020-12-22 06:58:00,056 INFO L189 CegarLoopUtils]: For program point L689-17(lines 689 693) no Hoare annotation was computed. [2020-12-22 06:58:00,056 INFO L189 CegarLoopUtils]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-22 06:58:00,056 INFO L185 CegarLoopUtils]: At program point L990(lines 1 1001) the Hoare annotation is: (and (= ~waterLevel~0 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0)) [2020-12-22 06:58:00,056 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 412) no Hoare annotation was computed. [2020-12-22 06:58:00,057 INFO L185 CegarLoopUtils]: At program point L925(lines 920 927) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ULTIMATE.start_main_~tmp~8 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-12-22 06:58:00,057 INFO L189 CegarLoopUtils]: For program point L463(lines 463 478) no Hoare annotation was computed. [2020-12-22 06:58:00,057 INFO L185 CegarLoopUtils]: At program point L695(lines 680 698) the Hoare annotation is: false [2020-12-22 06:58:00,057 INFO L185 CegarLoopUtils]: At program point L695-1(lines 680 698) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~8 1)) (.cse1 (not (= 0 ~systemActive~0))) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and (= 2 ~waterLevel~0) .cse0 .cse1 .cse2 .cse3 .cse4) (and (<= ~waterLevel~0 1) (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0) .cse0 .cse1 (= |ULTIMATE.start_isHighWaterLevel_#res| 0) .cse2 .cse3 .cse4))) [2020-12-22 06:58:00,057 INFO L185 CegarLoopUtils]: At program point L695-2(lines 680 698) the Hoare annotation is: false [2020-12-22 06:58:00,057 INFO L185 CegarLoopUtils]: At program point L695-3(lines 680 698) the Hoare annotation is: false [2020-12-22 06:58:00,057 INFO L185 CegarLoopUtils]: At program point L695-4(lines 680 698) the Hoare annotation is: false [2020-12-22 06:58:00,058 INFO L185 CegarLoopUtils]: At program point L695-5(lines 680 698) the Hoare annotation is: false [2020-12-22 06:58:00,100 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.12 06:58:00 BoogieIcfgContainer [2020-12-22 06:58:00,101 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-22 06:58:00,101 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-22 06:58:00,101 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-22 06:58:00,102 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-22 06:58:00,102 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 06:57:51" (3/4) ... [2020-12-22 06:58:00,110 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-22 06:58:00,141 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-12-22 06:58:00,143 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-12-22 06:58:00,144 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-12-22 06:58:00,145 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-12-22 06:58:00,147 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-12-22 06:58:00,148 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-22 06:58:00,149 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-22 06:58:00,180 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((waterLevel == 1 && !(0 == systemActive)) && pumpRunning == 0) && \result == 1 [2020-12-22 06:58:00,180 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((waterLevel == 1 && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && \result == 1 [2020-12-22 06:58:00,180 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((waterLevel == 1 && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && \result == 1 [2020-12-22 06:58:00,181 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && (waterLevel <= 1 || 2 == waterLevel)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((((1 <= pumpRunning && 2 == waterLevel) && tmp == 1) && !(0 == systemActive)) && tmp == 2) && splverifierCounter == 0) && \result == 2) && \result == 1)) || ((((((waterLevel <= 1 || 2 == waterLevel) && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) [2020-12-22 06:58:00,181 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && (waterLevel <= 1 || 2 == waterLevel)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((waterLevel <= 1 || 2 == waterLevel) && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((1 <= pumpRunning && 2 == waterLevel) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) [2020-12-22 06:58:00,182 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && (waterLevel <= 1 || 2 == waterLevel)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((waterLevel <= 1 || 2 == waterLevel) && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((1 <= pumpRunning && 2 == waterLevel) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) [2020-12-22 06:58:00,182 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && (waterLevel <= 1 || 2 == waterLevel)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((1 <= pumpRunning && 2 == waterLevel) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) [2020-12-22 06:58:00,183 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((waterLevel <= 1 || 2 == waterLevel) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-12-22 06:58:00,183 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && (waterLevel <= 1 || 2 == waterLevel)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((1 <= pumpRunning && 1 <= \result) && 2 == waterLevel) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && tmp == 1) && (waterLevel <= 1 || 2 == waterLevel)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) [2020-12-22 06:58:00,183 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && (waterLevel <= 1 || 2 == waterLevel)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && tmp == 1) && (waterLevel <= 1 || 2 == waterLevel)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) [2020-12-22 06:58:00,184 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && (waterLevel <= 1 || 2 == waterLevel)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((waterLevel <= 1 || 2 == waterLevel) && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) [2020-12-22 06:58:00,184 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && (waterLevel <= 1 || 2 == waterLevel)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((waterLevel <= 1 || 2 == waterLevel) && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((1 <= pumpRunning && 2 == waterLevel) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) [2020-12-22 06:58:00,185 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && (waterLevel <= 1 || 2 == waterLevel)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((1 <= pumpRunning && 2 == waterLevel) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 2) && \result == 1)) || (((((tmp == 1 && (waterLevel <= 1 || 2 == waterLevel)) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && tmp == 1) && (waterLevel <= 1 || 2 == waterLevel)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) [2020-12-22 06:58:00,185 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1 [2020-12-22 06:58:00,186 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1 [2020-12-22 06:58:00,186 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((2 == waterLevel && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((waterLevel <= 1 && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && \result == 1) [2020-12-22 06:58:00,187 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && (waterLevel <= 1 || 2 == waterLevel)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && tmp == 1) && (waterLevel <= 1 || 2 == waterLevel)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) [2020-12-22 06:58:00,188 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((2 == waterLevel && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((((waterLevel <= 1 && tmp___0 == 0) && tmp == 1) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2020-12-22 06:58:00,189 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((2 == waterLevel && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-12-22 06:58:00,190 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((2 == waterLevel && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-12-22 06:58:00,287 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/product-lines/minepump_spec5_product48.cil.c-witness.graphml [2020-12-22 06:58:00,287 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-22 06:58:00,289 INFO L168 Benchmark]: Toolchain (without parser) took 11062.65 ms. Allocated memory was 156.2 MB in the beginning and 230.7 MB in the end (delta: 74.4 MB). Free memory was 131.3 MB in the beginning and 156.5 MB in the end (delta: -25.3 MB). Peak memory consumption was 50.1 MB. Max. memory is 8.0 GB. [2020-12-22 06:58:00,289 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 156.2 MB. Free memory is still 129.1 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-12-22 06:58:00,289 INFO L168 Benchmark]: CACSL2BoogieTranslator took 619.61 ms. Allocated memory is still 156.2 MB. Free memory was 131.1 MB in the beginning and 108.9 MB in the end (delta: 22.2 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. [2020-12-22 06:58:00,290 INFO L168 Benchmark]: Boogie Procedure Inliner took 135.78 ms. Allocated memory is still 156.2 MB. Free memory was 108.7 MB in the beginning and 137.9 MB in the end (delta: -29.2 MB). Peak memory consumption was 5.2 MB. Max. memory is 8.0 GB. [2020-12-22 06:58:00,290 INFO L168 Benchmark]: Boogie Preprocessor took 85.51 ms. Allocated memory is still 156.2 MB. Free memory was 137.9 MB in the beginning and 134.8 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2020-12-22 06:58:00,290 INFO L168 Benchmark]: RCFGBuilder took 1723.94 ms. Allocated memory is still 156.2 MB. Free memory was 134.8 MB in the beginning and 65.1 MB in the end (delta: 69.7 MB). Peak memory consumption was 69.2 MB. Max. memory is 8.0 GB. [2020-12-22 06:58:00,291 INFO L168 Benchmark]: TraceAbstraction took 8302.20 ms. Allocated memory was 156.2 MB in the beginning and 230.7 MB in the end (delta: 74.4 MB). Free memory was 64.5 MB in the beginning and 168.6 MB in the end (delta: -104.1 MB). Peak memory consumption was 73.3 MB. Max. memory is 8.0 GB. [2020-12-22 06:58:00,291 INFO L168 Benchmark]: Witness Printer took 186.19 ms. Allocated memory is still 230.7 MB. Free memory was 168.6 MB in the beginning and 156.5 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. [2020-12-22 06:58:00,293 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 156.2 MB. Free memory is still 129.1 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 619.61 ms. Allocated memory is still 156.2 MB. Free memory was 131.1 MB in the beginning and 108.9 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 135.78 ms. Allocated memory is still 156.2 MB. Free memory was 108.7 MB in the beginning and 137.9 MB in the end (delta: -29.2 MB). Peak memory consumption was 5.2 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 85.51 ms. Allocated memory is still 156.2 MB. Free memory was 137.9 MB in the beginning and 134.8 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1723.94 ms. Allocated memory is still 156.2 MB. Free memory was 134.8 MB in the beginning and 65.1 MB in the end (delta: 69.7 MB). Peak memory consumption was 69.2 MB. Max. memory is 8.0 GB. * TraceAbstraction took 8302.20 ms. Allocated memory was 156.2 MB in the beginning and 230.7 MB in the end (delta: 74.4 MB). Free memory was 64.5 MB in the beginning and 168.6 MB in the end (delta: -104.1 MB). Peak memory consumption was 73.3 MB. Max. memory is 8.0 GB. * Witness Printer took 186.19 ms. Allocated memory is still 230.7 MB. Free memory was 168.6 MB in the beginning and 156.5 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 412]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 412]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 412]: 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: 453]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && (waterLevel <= 1 || 2 == waterLevel)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((waterLevel <= 1 || 2 == waterLevel) && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((1 <= pumpRunning && 2 == waterLevel) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 873]: Loop Invariant Derived loop invariant: (((waterLevel == 1 && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && \result == 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((tmp == 1 && (waterLevel <= 1 || 2 == waterLevel)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((1 <= pumpRunning && 2 == waterLevel) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: ((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 680]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 803]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 635]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 508]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 680]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 803]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 920]: Loop Invariant Derived loop invariant: (((waterLevel == 1 && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && \result == 1 - InvariantResult [Line: 635]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 895]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 680]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 519]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && (waterLevel <= 1 || 2 == waterLevel)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((waterLevel <= 1 || 2 == waterLevel) && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((1 <= pumpRunning && 2 == waterLevel) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 803]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 635]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 993]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && !(0 == systemActive)) && pumpRunning == 0) && \result == 1 - InvariantResult [Line: 519]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 635]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 519]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 432]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 680]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 803]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 680]: Loop Invariant Derived loop invariant: (((((2 == waterLevel && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((((waterLevel <= 1 && tmp___0 == 0) && tmp == 1) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 803]: Loop Invariant Derived loop invariant: (((((2 == waterLevel && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((waterLevel <= 1 && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && \result == 1) - InvariantResult [Line: 635]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && (waterLevel <= 1 || 2 == waterLevel)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((1 <= pumpRunning && 1 <= \result) && 2 == waterLevel) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && tmp == 1) && (waterLevel <= 1 || 2 == waterLevel)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 508]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && (waterLevel <= 1 || 2 == waterLevel)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((waterLevel <= 1 || 2 == waterLevel) && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 680]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 803]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 508]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 635]: Loop Invariant Derived loop invariant: (((((tmp == 1 && (waterLevel <= 1 || 2 == waterLevel)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && tmp == 1) && (waterLevel <= 1 || 2 == waterLevel)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 703]: Loop Invariant Derived loop invariant: ((((waterLevel <= 1 || 2 == waterLevel) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 443]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && (waterLevel <= 1 || 2 == waterLevel)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((waterLevel <= 1 || 2 == waterLevel) && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((1 <= pumpRunning && 2 == waterLevel) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 794]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 905]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 794]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: ((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: ((((2 == waterLevel && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 794]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && (waterLevel <= 1 || 2 == waterLevel)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((1 <= pumpRunning && 2 == waterLevel) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 2) && \result == 1)) || (((((tmp == 1 && (waterLevel <= 1 || 2 == waterLevel)) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && tmp == 1) && (waterLevel <= 1 || 2 == waterLevel)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (waterLevel == 1 && !(0 == systemActive)) && pumpRunning == 0 - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: ((((2 == waterLevel && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 512]: Loop Invariant Derived loop invariant: (((((tmp == 1 && (waterLevel <= 1 || 2 == waterLevel)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && tmp == 1) && (waterLevel <= 1 || 2 == waterLevel)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && (waterLevel <= 1 || 2 == waterLevel)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((((1 <= pumpRunning && 2 == waterLevel) && tmp == 1) && !(0 == systemActive)) && tmp == 2) && splverifierCounter == 0) && \result == 2) && \result == 1)) || ((((((waterLevel <= 1 || 2 == waterLevel) && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 512]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 829]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 512]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 140 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 4.0s, OverallIterations: 10, TraceHistogramMax: 2, AutomataDifference: 1.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1172 SDtfs, 1732 SDslu, 1536 SDs, 0 SdLazy, 264 SolverSat, 89 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 133 GetRequests, 84 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=259occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 10 MinimizatonAttempts, 650 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 63 LocationsWithAnnotation, 63 PreInvPairs, 217 NumberOfFragments, 1145 HoareAnnotationTreeSize, 63 FomulaSimplifications, 77808 FormulaSimplificationTreeSizeReduction, 0.9s HoareSimplificationTime, 63 FomulaSimplificationsInter, 20722 FormulaSimplificationTreeSizeReductionInter, 3.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 389 NumberOfCodeBlocks, 389 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 378 ConstructedInterpolants, 0 QuantifiedInterpolants, 31824 SizeOfPredicates, 3 NumberOfNonLiveVariables, 458 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 11 InterpolantComputations, 9 PerfectInterpolantSequences, 26/32 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...