./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec2_product45.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9a8b2e8d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/product-lines/minepump_spec2_product45.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c46fa29909af104dc6d1a777f6e396bc5549f246 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-9a8b2e8 [2020-10-20 01:42:31,838 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 01:42:31,841 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 01:42:31,881 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 01:42:31,881 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 01:42:31,884 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 01:42:31,886 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 01:42:31,888 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 01:42:31,890 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 01:42:31,891 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 01:42:31,893 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 01:42:31,894 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 01:42:31,894 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 01:42:31,895 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 01:42:31,896 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 01:42:31,898 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 01:42:31,899 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 01:42:31,900 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 01:42:31,902 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 01:42:31,904 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 01:42:31,905 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 01:42:31,907 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 01:42:31,908 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 01:42:31,909 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 01:42:31,912 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 01:42:31,912 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 01:42:31,912 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 01:42:31,913 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 01:42:31,914 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 01:42:31,915 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 01:42:31,915 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 01:42:31,916 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 01:42:31,917 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 01:42:31,917 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 01:42:31,918 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 01:42:31,919 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 01:42:31,920 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 01:42:31,920 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 01:42:31,920 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 01:42:31,921 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 01:42:31,922 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 01:42:31,923 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-20 01:42:31,947 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 01:42:31,948 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 01:42:31,949 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 01:42:31,949 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 01:42:31,950 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 01:42:31,950 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 01:42:31,950 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-20 01:42:31,951 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 01:42:31,951 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-20 01:42:31,951 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 01:42:31,951 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 01:42:31,951 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 01:42:31,952 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 01:42:31,952 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-20 01:42:31,952 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 01:42:31,952 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 01:42:31,953 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 01:42:31,953 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 01:42:31,953 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 01:42:31,953 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 01:42:31,954 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 01:42:31,954 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 01:42:31,954 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 01:42:31,954 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 01:42:31,955 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 01:42:31,955 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 01:42:31,955 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-20 01:42:31,955 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 01:42:31,956 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 01:42:31,956 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c46fa29909af104dc6d1a777f6e396bc5549f246 [2020-10-20 01:42:32,165 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 01:42:32,184 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 01:42:32,188 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 01:42:32,190 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 01:42:32,191 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 01:42:32,192 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec2_product45.cil.c [2020-10-20 01:42:32,257 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eeef39f8e/abf2d7d5ec584498ab90a6e7ec5cf2b9/FLAGd90060b58 [2020-10-20 01:42:32,727 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 01:42:32,728 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec2_product45.cil.c [2020-10-20 01:42:32,744 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eeef39f8e/abf2d7d5ec584498ab90a6e7ec5cf2b9/FLAGd90060b58 [2020-10-20 01:42:33,092 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eeef39f8e/abf2d7d5ec584498ab90a6e7ec5cf2b9 [2020-10-20 01:42:33,095 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 01:42:33,100 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 01:42:33,101 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 01:42:33,102 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 01:42:33,105 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 01:42:33,106 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 01:42:33" (1/1) ... [2020-10-20 01:42:33,109 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21f79d61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:33, skipping insertion in model container [2020-10-20 01:42:33,109 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 01:42:33" (1/1) ... [2020-10-20 01:42:33,117 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 01:42:33,198 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 01:42:33,559 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 01:42:33,572 INFO L203 MainTranslator]: Completed pre-run [2020-10-20 01:42:33,668 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 01:42:33,728 INFO L208 MainTranslator]: Completed translation [2020-10-20 01:42:33,729 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:33 WrapperNode [2020-10-20 01:42:33,730 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 01:42:33,731 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-20 01:42:33,731 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-20 01:42:33,732 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-20 01:42:33,741 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:33" (1/1) ... [2020-10-20 01:42:33,779 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:33" (1/1) ... [2020-10-20 01:42:33,828 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-20 01:42:33,829 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-20 01:42:33,829 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-20 01:42:33,829 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-20 01:42:33,840 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:33" (1/1) ... [2020-10-20 01:42:33,840 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:33" (1/1) ... [2020-10-20 01:42:33,845 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:33" (1/1) ... [2020-10-20 01:42:33,846 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:33" (1/1) ... [2020-10-20 01:42:33,866 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:33" (1/1) ... [2020-10-20 01:42:33,891 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:33" (1/1) ... [2020-10-20 01:42:33,893 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:33" (1/1) ... [2020-10-20 01:42:33,899 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-20 01:42:33,899 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-20 01:42:33,899 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-20 01:42:33,899 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-20 01:42:33,900 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:33" (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 [2020-10-20 01:42:33,965 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-20 01:42:33,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-20 01:42:33,965 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-20 01:42:33,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-20 01:42:35,048 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-20 01:42:35,048 INFO L298 CfgBuilder]: Removed 200 assume(true) statements. [2020-10-20 01:42:35,050 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 01:42:35 BoogieIcfgContainer [2020-10-20 01:42:35,050 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-20 01:42:35,051 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-20 01:42:35,052 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-20 01:42:35,055 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-20 01:42:35,055 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.10 01:42:33" (1/3) ... [2020-10-20 01:42:35,056 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66017ad3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 01:42:35, skipping insertion in model container [2020-10-20 01:42:35,057 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:33" (2/3) ... [2020-10-20 01:42:35,057 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66017ad3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 01:42:35, skipping insertion in model container [2020-10-20 01:42:35,057 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 01:42:35" (3/3) ... [2020-10-20 01:42:35,059 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product45.cil.c [2020-10-20 01:42:35,071 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-20 01:42:35,079 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-10-20 01:42:35,094 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-10-20 01:42:35,118 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-20 01:42:35,118 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-20 01:42:35,118 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-20 01:42:35,119 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-20 01:42:35,119 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-20 01:42:35,119 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-20 01:42:35,119 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-20 01:42:35,119 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-20 01:42:35,139 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states. [2020-10-20 01:42:35,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-10-20 01:42:35,146 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:42:35,147 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:42:35,147 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:42:35,153 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:42:35,153 INFO L82 PathProgramCache]: Analyzing trace with hash -291305967, now seen corresponding path program 1 times [2020-10-20 01:42:35,161 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:42:35,161 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [805204335] [2020-10-20 01:42:35,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:42:35,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:42:35,483 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:42:35,484 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [805204335] [2020-10-20 01:42:35,485 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:42:35,486 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-20 01:42:35,487 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [184447539] [2020-10-20 01:42:35,493 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-10-20 01:42:35,493 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:42:35,508 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-10-20 01:42:35,509 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-20 01:42:35,511 INFO L87 Difference]: Start difference. First operand 136 states. Second operand 2 states. [2020-10-20 01:42:35,550 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:42:35,551 INFO L93 Difference]: Finished difference Result 262 states and 393 transitions. [2020-10-20 01:42:35,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-10-20 01:42:35,553 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2020-10-20 01:42:35,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:42:35,567 INFO L225 Difference]: With dead ends: 262 [2020-10-20 01:42:35,568 INFO L226 Difference]: Without dead ends: 129 [2020-10-20 01:42:35,572 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 [2020-10-20 01:42:35,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2020-10-20 01:42:35,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 129. [2020-10-20 01:42:35,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 129 states. [2020-10-20 01:42:35,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 187 transitions. [2020-10-20 01:42:35,626 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 187 transitions. Word has length 18 [2020-10-20 01:42:35,626 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:42:35,627 INFO L481 AbstractCegarLoop]: Abstraction has 129 states and 187 transitions. [2020-10-20 01:42:35,627 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-10-20 01:42:35,627 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 187 transitions. [2020-10-20 01:42:35,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-10-20 01:42:35,628 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:42:35,629 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:42:35,629 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-20 01:42:35,629 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:42:35,629 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:42:35,630 INFO L82 PathProgramCache]: Analyzing trace with hash -1502300797, now seen corresponding path program 1 times [2020-10-20 01:42:35,630 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:42:35,630 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1465973746] [2020-10-20 01:42:35,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:42:35,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:42:35,821 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:42:35,822 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1465973746] [2020-10-20 01:42:35,822 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:42:35,822 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-20 01:42:35,823 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1270807575] [2020-10-20 01:42:35,824 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 01:42:35,825 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:42:35,825 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 01:42:35,825 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 01:42:35,825 INFO L87 Difference]: Start difference. First operand 129 states and 187 transitions. Second operand 3 states. [2020-10-20 01:42:35,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:42:35,841 INFO L93 Difference]: Finished difference Result 129 states and 187 transitions. [2020-10-20 01:42:35,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 01:42:35,841 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2020-10-20 01:42:35,842 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:42:35,843 INFO L225 Difference]: With dead ends: 129 [2020-10-20 01:42:35,843 INFO L226 Difference]: Without dead ends: 53 [2020-10-20 01:42:35,844 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 [2020-10-20 01:42:35,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2020-10-20 01:42:35,849 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2020-10-20 01:42:35,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2020-10-20 01:42:35,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 76 transitions. [2020-10-20 01:42:35,851 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 76 transitions. Word has length 19 [2020-10-20 01:42:35,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:42:35,851 INFO L481 AbstractCegarLoop]: Abstraction has 53 states and 76 transitions. [2020-10-20 01:42:35,851 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 01:42:35,851 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 76 transitions. [2020-10-20 01:42:35,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-10-20 01:42:35,852 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:42:35,853 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:42:35,853 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-20 01:42:35,853 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:42:35,853 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:42:35,853 INFO L82 PathProgramCache]: Analyzing trace with hash 1380156086, now seen corresponding path program 1 times [2020-10-20 01:42:35,854 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:42:35,854 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1608062306] [2020-10-20 01:42:35,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:42:35,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:42:35,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:42:35,951 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1608062306] [2020-10-20 01:42:35,951 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:42:35,951 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-20 01:42:35,951 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1258100388] [2020-10-20 01:42:35,952 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-20 01:42:35,952 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:42:35,952 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-20 01:42:35,953 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-20 01:42:35,953 INFO L87 Difference]: Start difference. First operand 53 states and 76 transitions. Second operand 6 states. [2020-10-20 01:42:36,167 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:42:36,167 INFO L93 Difference]: Finished difference Result 99 states and 145 transitions. [2020-10-20 01:42:36,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-20 01:42:36,168 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 24 [2020-10-20 01:42:36,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:42:36,169 INFO L225 Difference]: With dead ends: 99 [2020-10-20 01:42:36,169 INFO L226 Difference]: Without dead ends: 53 [2020-10-20 01:42:36,170 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-10-20 01:42:36,170 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2020-10-20 01:42:36,177 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2020-10-20 01:42:36,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2020-10-20 01:42:36,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 75 transitions. [2020-10-20 01:42:36,178 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 75 transitions. Word has length 24 [2020-10-20 01:42:36,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:42:36,179 INFO L481 AbstractCegarLoop]: Abstraction has 53 states and 75 transitions. [2020-10-20 01:42:36,179 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-20 01:42:36,179 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 75 transitions. [2020-10-20 01:42:36,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-10-20 01:42:36,180 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:42:36,180 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] [2020-10-20 01:42:36,180 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-20 01:42:36,180 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:42:36,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:42:36,181 INFO L82 PathProgramCache]: Analyzing trace with hash -1074913896, now seen corresponding path program 1 times [2020-10-20 01:42:36,181 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:42:36,181 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1897999209] [2020-10-20 01:42:36,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:42:36,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:42:36,237 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:42:36,238 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1897999209] [2020-10-20 01:42:36,238 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:42:36,238 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-20 01:42:36,238 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [412770574] [2020-10-20 01:42:36,239 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 01:42:36,239 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:42:36,239 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 01:42:36,239 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 01:42:36,240 INFO L87 Difference]: Start difference. First operand 53 states and 75 transitions. Second operand 3 states. [2020-10-20 01:42:36,273 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:42:36,273 INFO L93 Difference]: Finished difference Result 121 states and 175 transitions. [2020-10-20 01:42:36,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 01:42:36,274 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2020-10-20 01:42:36,274 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:42:36,275 INFO L225 Difference]: With dead ends: 121 [2020-10-20 01:42:36,275 INFO L226 Difference]: Without dead ends: 75 [2020-10-20 01:42:36,276 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 [2020-10-20 01:42:36,277 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2020-10-20 01:42:36,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 73. [2020-10-20 01:42:36,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 73 states. [2020-10-20 01:42:36,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 103 transitions. [2020-10-20 01:42:36,286 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 103 transitions. Word has length 26 [2020-10-20 01:42:36,286 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:42:36,286 INFO L481 AbstractCegarLoop]: Abstraction has 73 states and 103 transitions. [2020-10-20 01:42:36,287 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 01:42:36,287 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 103 transitions. [2020-10-20 01:42:36,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-10-20 01:42:36,288 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:42:36,288 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] [2020-10-20 01:42:36,288 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-20 01:42:36,288 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:42:36,289 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:42:36,289 INFO L82 PathProgramCache]: Analyzing trace with hash -989359546, now seen corresponding path program 1 times [2020-10-20 01:42:36,289 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:42:36,289 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [55017104] [2020-10-20 01:42:36,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:42:36,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:42:36,399 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:42:36,399 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [55017104] [2020-10-20 01:42:36,400 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:42:36,400 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-20 01:42:36,400 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1347113561] [2020-10-20 01:42:36,400 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-20 01:42:36,401 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:42:36,401 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-20 01:42:36,401 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-20 01:42:36,401 INFO L87 Difference]: Start difference. First operand 73 states and 103 transitions. Second operand 4 states. [2020-10-20 01:42:36,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:42:36,452 INFO L93 Difference]: Finished difference Result 203 states and 291 transitions. [2020-10-20 01:42:36,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-20 01:42:36,452 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 32 [2020-10-20 01:42:36,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:42:36,454 INFO L225 Difference]: With dead ends: 203 [2020-10-20 01:42:36,454 INFO L226 Difference]: Without dead ends: 137 [2020-10-20 01:42:36,455 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 [2020-10-20 01:42:36,456 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2020-10-20 01:42:36,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 77. [2020-10-20 01:42:36,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 77 states. [2020-10-20 01:42:36,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 107 transitions. [2020-10-20 01:42:36,467 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 107 transitions. Word has length 32 [2020-10-20 01:42:36,468 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:42:36,468 INFO L481 AbstractCegarLoop]: Abstraction has 77 states and 107 transitions. [2020-10-20 01:42:36,468 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-20 01:42:36,468 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 107 transitions. [2020-10-20 01:42:36,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-10-20 01:42:36,469 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:42:36,469 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] [2020-10-20 01:42:36,470 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-20 01:42:36,470 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:42:36,470 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:42:36,471 INFO L82 PathProgramCache]: Analyzing trace with hash -1690424124, now seen corresponding path program 1 times [2020-10-20 01:42:36,471 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:42:36,471 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [517612769] [2020-10-20 01:42:36,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:42:36,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:42:36,576 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:42:36,577 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [517612769] [2020-10-20 01:42:36,577 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:42:36,577 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-20 01:42:36,577 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [290867076] [2020-10-20 01:42:36,578 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-20 01:42:36,579 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:42:36,580 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-20 01:42:36,580 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-20 01:42:36,580 INFO L87 Difference]: Start difference. First operand 77 states and 107 transitions. Second operand 5 states. [2020-10-20 01:42:36,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:42:36,773 INFO L93 Difference]: Finished difference Result 364 states and 517 transitions. [2020-10-20 01:42:36,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-20 01:42:36,774 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2020-10-20 01:42:36,774 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:42:36,777 INFO L225 Difference]: With dead ends: 364 [2020-10-20 01:42:36,777 INFO L226 Difference]: Without dead ends: 294 [2020-10-20 01:42:36,780 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 [2020-10-20 01:42:36,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 294 states. [2020-10-20 01:42:36,798 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 294 to 139. [2020-10-20 01:42:36,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 139 states. [2020-10-20 01:42:36,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 192 transitions. [2020-10-20 01:42:36,799 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 192 transitions. Word has length 32 [2020-10-20 01:42:36,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:42:36,799 INFO L481 AbstractCegarLoop]: Abstraction has 139 states and 192 transitions. [2020-10-20 01:42:36,799 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-20 01:42:36,799 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 192 transitions. [2020-10-20 01:42:36,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-10-20 01:42:36,800 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:42:36,801 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] [2020-10-20 01:42:36,801 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-20 01:42:36,801 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:42:36,801 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:42:36,802 INFO L82 PathProgramCache]: Analyzing trace with hash -1690580660, now seen corresponding path program 1 times [2020-10-20 01:42:36,802 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:42:36,802 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1731222318] [2020-10-20 01:42:36,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:42:36,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:42:36,863 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:42:36,863 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1731222318] [2020-10-20 01:42:36,863 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:42:36,864 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-20 01:42:36,864 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [490544703] [2020-10-20 01:42:36,864 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-20 01:42:36,864 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:42:36,865 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-20 01:42:36,865 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-20 01:42:36,865 INFO L87 Difference]: Start difference. First operand 139 states and 192 transitions. Second operand 5 states. [2020-10-20 01:42:37,026 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:42:37,027 INFO L93 Difference]: Finished difference Result 526 states and 731 transitions. [2020-10-20 01:42:37,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-20 01:42:37,027 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2020-10-20 01:42:37,028 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:42:37,030 INFO L225 Difference]: With dead ends: 526 [2020-10-20 01:42:37,030 INFO L226 Difference]: Without dead ends: 394 [2020-10-20 01:42:37,031 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 [2020-10-20 01:42:37,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 394 states. [2020-10-20 01:42:37,048 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 394 to 138. [2020-10-20 01:42:37,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 138 states. [2020-10-20 01:42:37,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 189 transitions. [2020-10-20 01:42:37,049 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 189 transitions. Word has length 33 [2020-10-20 01:42:37,050 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:42:37,050 INFO L481 AbstractCegarLoop]: Abstraction has 138 states and 189 transitions. [2020-10-20 01:42:37,050 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-20 01:42:37,050 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 189 transitions. [2020-10-20 01:42:37,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-10-20 01:42:37,052 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:42:37,052 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:42:37,052 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-20 01:42:37,053 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:42:37,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:42:37,053 INFO L82 PathProgramCache]: Analyzing trace with hash 1651164780, now seen corresponding path program 1 times [2020-10-20 01:42:37,053 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:42:37,054 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [531735356] [2020-10-20 01:42:37,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:42:37,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:42:37,123 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:42:37,124 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [531735356] [2020-10-20 01:42:37,124 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:42:37,124 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-20 01:42:37,124 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [183338676] [2020-10-20 01:42:37,124 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-20 01:42:37,125 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:42:37,125 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-20 01:42:37,125 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-20 01:42:37,125 INFO L87 Difference]: Start difference. First operand 138 states and 189 transitions. Second operand 5 states. [2020-10-20 01:42:37,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:42:37,213 INFO L93 Difference]: Finished difference Result 355 states and 485 transitions. [2020-10-20 01:42:37,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-20 01:42:37,214 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 36 [2020-10-20 01:42:37,214 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:42:37,215 INFO L225 Difference]: With dead ends: 355 [2020-10-20 01:42:37,216 INFO L226 Difference]: Without dead ends: 224 [2020-10-20 01:42:37,216 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 [2020-10-20 01:42:37,217 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 224 states. [2020-10-20 01:42:37,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 224 to 150. [2020-10-20 01:42:37,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 150 states. [2020-10-20 01:42:37,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 201 transitions. [2020-10-20 01:42:37,234 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 201 transitions. Word has length 36 [2020-10-20 01:42:37,234 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:42:37,235 INFO L481 AbstractCegarLoop]: Abstraction has 150 states and 201 transitions. [2020-10-20 01:42:37,235 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-20 01:42:37,235 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 201 transitions. [2020-10-20 01:42:37,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-10-20 01:42:37,236 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:42:37,236 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:42:37,236 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-20 01:42:37,236 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:42:37,237 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:42:37,237 INFO L82 PathProgramCache]: Analyzing trace with hash -381020824, now seen corresponding path program 1 times [2020-10-20 01:42:37,237 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:42:37,237 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1097977183] [2020-10-20 01:42:37,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:42:37,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:42:37,305 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:42:37,306 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1097977183] [2020-10-20 01:42:37,306 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:42:37,306 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-20 01:42:37,307 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1412472591] [2020-10-20 01:42:37,307 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 01:42:37,307 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:42:37,307 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 01:42:37,308 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 01:42:37,308 INFO L87 Difference]: Start difference. First operand 150 states and 201 transitions. Second operand 3 states. [2020-10-20 01:42:37,341 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:42:37,342 INFO L93 Difference]: Finished difference Result 343 states and 459 transitions. [2020-10-20 01:42:37,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 01:42:37,342 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 36 [2020-10-20 01:42:37,343 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:42:37,344 INFO L225 Difference]: With dead ends: 343 [2020-10-20 01:42:37,344 INFO L226 Difference]: Without dead ends: 200 [2020-10-20 01:42:37,344 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 [2020-10-20 01:42:37,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 200 states. [2020-10-20 01:42:37,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 200 to 200. [2020-10-20 01:42:37,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 200 states. [2020-10-20 01:42:37,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 200 states and 261 transitions. [2020-10-20 01:42:37,362 INFO L78 Accepts]: Start accepts. Automaton has 200 states and 261 transitions. Word has length 36 [2020-10-20 01:42:37,363 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:42:37,363 INFO L481 AbstractCegarLoop]: Abstraction has 200 states and 261 transitions. [2020-10-20 01:42:37,363 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 01:42:37,363 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 261 transitions. [2020-10-20 01:42:37,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-10-20 01:42:37,364 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:42:37,364 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] [2020-10-20 01:42:37,364 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-20 01:42:37,364 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:42:37,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:42:37,365 INFO L82 PathProgramCache]: Analyzing trace with hash -1855499608, now seen corresponding path program 1 times [2020-10-20 01:42:37,365 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:42:37,365 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1900562785] [2020-10-20 01:42:37,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:42:37,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:42:37,423 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:42:37,423 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1900562785] [2020-10-20 01:42:37,423 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:42:37,424 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-20 01:42:37,424 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1074283375] [2020-10-20 01:42:37,424 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-20 01:42:37,424 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:42:37,425 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-20 01:42:37,425 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-10-20 01:42:37,425 INFO L87 Difference]: Start difference. First operand 200 states and 261 transitions. Second operand 6 states. [2020-10-20 01:42:37,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:42:37,774 INFO L93 Difference]: Finished difference Result 669 states and 871 transitions. [2020-10-20 01:42:37,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-20 01:42:37,774 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 37 [2020-10-20 01:42:37,774 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:42:37,776 INFO L225 Difference]: With dead ends: 669 [2020-10-20 01:42:37,777 INFO L226 Difference]: Without dead ends: 476 [2020-10-20 01:42:37,777 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2020-10-20 01:42:37,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 476 states. [2020-10-20 01:42:37,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 476 to 200. [2020-10-20 01:42:37,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 200 states. [2020-10-20 01:42:37,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 200 states and 256 transitions. [2020-10-20 01:42:37,795 INFO L78 Accepts]: Start accepts. Automaton has 200 states and 256 transitions. Word has length 37 [2020-10-20 01:42:37,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:42:37,796 INFO L481 AbstractCegarLoop]: Abstraction has 200 states and 256 transitions. [2020-10-20 01:42:37,796 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-20 01:42:37,796 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 256 transitions. [2020-10-20 01:42:37,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-10-20 01:42:37,797 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:42:37,797 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:42:37,797 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-20 01:42:37,797 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:42:37,798 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:42:37,798 INFO L82 PathProgramCache]: Analyzing trace with hash -1300853674, now seen corresponding path program 1 times [2020-10-20 01:42:37,798 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:42:37,798 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1145506364] [2020-10-20 01:42:37,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:42:37,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:42:37,865 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-10-20 01:42:37,866 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1145506364] [2020-10-20 01:42:37,866 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:42:37,866 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-20 01:42:37,866 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1803364113] [2020-10-20 01:42:37,867 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-20 01:42:37,867 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:42:37,867 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-20 01:42:37,867 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-10-20 01:42:37,868 INFO L87 Difference]: Start difference. First operand 200 states and 256 transitions. Second operand 6 states. [2020-10-20 01:42:38,148 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:42:38,148 INFO L93 Difference]: Finished difference Result 499 states and 642 transitions. [2020-10-20 01:42:38,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-20 01:42:38,149 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 56 [2020-10-20 01:42:38,149 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:42:38,149 INFO L225 Difference]: With dead ends: 499 [2020-10-20 01:42:38,149 INFO L226 Difference]: Without dead ends: 0 [2020-10-20 01:42:38,151 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2020-10-20 01:42:38,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-20 01:42:38,151 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-20 01:42:38,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-20 01:42:38,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-20 01:42:38,152 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 56 [2020-10-20 01:42:38,152 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:42:38,152 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-20 01:42:38,153 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-20 01:42:38,153 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-20 01:42:38,153 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-20 01:42:38,153 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-20 01:42:38,156 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-20 01:42:38,369 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 75 [2020-10-20 01:42:38,544 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 87 [2020-10-20 01:42:38,693 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 93 [2020-10-20 01:42:38,960 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 92 [2020-10-20 01:42:39,179 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 85 [2020-10-20 01:42:39,527 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 25 [2020-10-20 01:42:39,867 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 22 [2020-10-20 01:42:40,494 WARN L193 SmtUtils]: Spent 554.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 19 [2020-10-20 01:42:41,010 WARN L193 SmtUtils]: Spent 513.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 17 [2020-10-20 01:42:41,406 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 23 [2020-10-20 01:42:41,661 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 25 [2020-10-20 01:42:42,138 WARN L193 SmtUtils]: Spent 451.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 17 [2020-10-20 01:42:42,693 WARN L193 SmtUtils]: Spent 473.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 18 [2020-10-20 01:42:42,779 INFO L270 CegarLoopResult]: At program point L927(lines 922 929) the Hoare annotation is: (and (= ~waterLevel~0 1) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~3 ~systemActive~0)) [2020-10-20 01:42:42,779 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-20 01:42:42,779 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-10-20 01:42:42,779 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-10-20 01:42:42,779 INFO L274 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-10-20 01:42:42,779 INFO L274 CegarLoopResult]: For program point L433(lines 433 437) no Hoare annotation was computed. [2020-10-20 01:42:42,779 INFO L274 CegarLoopResult]: For program point L433-1(lines 538 544) no Hoare annotation was computed. [2020-10-20 01:42:42,780 INFO L274 CegarLoopResult]: For program point L632(lines 632 638) no Hoare annotation was computed. [2020-10-20 01:42:42,780 INFO L274 CegarLoopResult]: For program point L632-2(lines 632 638) no Hoare annotation was computed. [2020-10-20 01:42:42,780 INFO L274 CegarLoopResult]: For program point L632-4(lines 632 638) no Hoare annotation was computed. [2020-10-20 01:42:42,780 INFO L274 CegarLoopResult]: For program point L632-6(lines 632 638) no Hoare annotation was computed. [2020-10-20 01:42:42,780 INFO L274 CegarLoopResult]: For program point L632-8(lines 632 638) no Hoare annotation was computed. [2020-10-20 01:42:42,780 INFO L274 CegarLoopResult]: For program point L632-10(lines 632 638) no Hoare annotation was computed. [2020-10-20 01:42:42,780 INFO L274 CegarLoopResult]: For program point L798(lines 798 802) no Hoare annotation was computed. [2020-10-20 01:42:42,780 INFO L274 CegarLoopResult]: For program point L798-3(lines 798 802) no Hoare annotation was computed. [2020-10-20 01:42:42,780 INFO L270 CegarLoopResult]: At program point L666(lines 661 669) the Hoare annotation is: (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_main_~tmp~3 ~systemActive~0)) [2020-10-20 01:42:42,781 INFO L270 CegarLoopResult]: At program point L666-1(lines 661 669) the Hoare annotation is: false [2020-10-20 01:42:42,781 INFO L274 CegarLoopResult]: For program point L600(lines 600 608) no Hoare annotation was computed. [2020-10-20 01:42:42,781 INFO L274 CegarLoopResult]: For program point L798-6(lines 798 802) no Hoare annotation was computed. [2020-10-20 01:42:42,781 INFO L270 CegarLoopResult]: At program point L666-2(lines 661 669) the Hoare annotation is: false [2020-10-20 01:42:42,781 INFO L274 CegarLoopResult]: For program point L600-1(lines 600 608) no Hoare annotation was computed. [2020-10-20 01:42:42,781 INFO L274 CegarLoopResult]: For program point L600-2(lines 600 608) no Hoare annotation was computed. [2020-10-20 01:42:42,781 INFO L274 CegarLoopResult]: For program point L766(lines 766 777) no Hoare annotation was computed. [2020-10-20 01:42:42,781 INFO L274 CegarLoopResult]: For program point L570(lines 570 587) no Hoare annotation was computed. [2020-10-20 01:42:42,781 INFO L274 CegarLoopResult]: For program point L570-1(lines 570 587) no Hoare annotation was computed. [2020-10-20 01:42:42,782 INFO L274 CegarLoopResult]: For program point L570-2(lines 570 587) no Hoare annotation was computed. [2020-10-20 01:42:42,782 INFO L274 CegarLoopResult]: For program point L570-3(lines 570 587) no Hoare annotation was computed. [2020-10-20 01:42:42,782 INFO L274 CegarLoopResult]: For program point L570-4(lines 570 587) no Hoare annotation was computed. [2020-10-20 01:42:42,782 INFO L274 CegarLoopResult]: For program point L570-5(lines 570 587) no Hoare annotation was computed. [2020-10-20 01:42:42,782 INFO L270 CegarLoopResult]: At program point L835(lines 830 838) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= ULTIMATE.start_main_~tmp~3 ~systemActive~0))) (or (and .cse0 .cse1 (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse2 .cse3) (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse0 .cse1 .cse2 .cse3))) [2020-10-20 01:42:42,782 INFO L270 CegarLoopResult]: At program point L835-1(lines 830 838) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_main_~tmp~3 ~systemActive~0)) [2020-10-20 01:42:42,782 INFO L270 CegarLoopResult]: At program point L835-2(lines 830 838) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= ULTIMATE.start_main_~tmp~3 ~systemActive~0))) (or (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse1 (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse2 .cse3 .cse4))) [2020-10-20 01:42:42,783 INFO L270 CegarLoopResult]: At program point L835-3(lines 830 838) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= ULTIMATE.start_main_~tmp~3 ~systemActive~0))) (or (and .cse0 .cse1 (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse2 .cse3) (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse0 .cse1 (= ~pumpRunning~0 0) .cse2 .cse3))) [2020-10-20 01:42:42,783 INFO L270 CegarLoopResult]: At program point L835-4(lines 830 838) the Hoare annotation is: false [2020-10-20 01:42:42,783 INFO L270 CegarLoopResult]: At program point L835-5(lines 830 838) the Hoare annotation is: false [2020-10-20 01:42:42,783 INFO L270 CegarLoopResult]: At program point L835-6(lines 830 838) the Hoare annotation is: false [2020-10-20 01:42:42,783 INFO L270 CegarLoopResult]: At program point L835-7(lines 830 838) the Hoare annotation is: false [2020-10-20 01:42:42,783 INFO L270 CegarLoopResult]: At program point L835-8(lines 830 838) the Hoare annotation is: false [2020-10-20 01:42:42,783 INFO L270 CegarLoopResult]: At program point L538(lines 537 556) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= ULTIMATE.start_main_~tmp~3 ~systemActive~0))) (or (and (= ~methaneLevelCritical~0 1) .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse1 (= ~methaneLevelCritical~0 0) .cse2 .cse3))) [2020-10-20 01:42:42,784 INFO L270 CegarLoopResult]: At program point L835-9(lines 830 838) the Hoare annotation is: false [2020-10-20 01:42:42,784 INFO L274 CegarLoopResult]: For program point L538-1(lines 538 544) no Hoare annotation was computed. [2020-10-20 01:42:42,784 INFO L270 CegarLoopResult]: At program point L835-10(lines 830 838) the Hoare annotation is: false [2020-10-20 01:42:42,784 INFO L270 CegarLoopResult]: At program point L538-2(lines 537 556) the Hoare annotation is: false [2020-10-20 01:42:42,784 INFO L270 CegarLoopResult]: At program point L835-11(lines 830 838) the Hoare annotation is: false [2020-10-20 01:42:42,784 INFO L270 CegarLoopResult]: At program point L538-3(lines 537 556) the Hoare annotation is: false [2020-10-20 01:42:42,784 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-20 01:42:42,785 INFO L274 CegarLoopResult]: For program point L737(lines 736 781) no Hoare annotation was computed. [2020-10-20 01:42:42,785 INFO L274 CegarLoopResult]: For program point L738(lines 738 742) no Hoare annotation was computed. [2020-10-20 01:42:42,785 INFO L274 CegarLoopResult]: For program point L772(lines 772 776) no Hoare annotation was computed. [2020-10-20 01:42:42,785 INFO L274 CegarLoopResult]: For program point L772-2(lines 538 544) no Hoare annotation was computed. [2020-10-20 01:42:42,785 INFO L274 CegarLoopResult]: For program point L574(lines 574 582) no Hoare annotation was computed. [2020-10-20 01:42:42,785 INFO L274 CegarLoopResult]: For program point L574-1(lines 574 582) no Hoare annotation was computed. [2020-10-20 01:42:42,785 INFO L274 CegarLoopResult]: For program point L574-2(lines 574 582) no Hoare annotation was computed. [2020-10-20 01:42:42,785 INFO L274 CegarLoopResult]: For program point L574-3(lines 574 582) no Hoare annotation was computed. [2020-10-20 01:42:42,785 INFO L274 CegarLoopResult]: For program point L574-4(lines 574 582) no Hoare annotation was computed. [2020-10-20 01:42:42,786 INFO L274 CegarLoopResult]: For program point L574-5(lines 574 582) no Hoare annotation was computed. [2020-10-20 01:42:42,786 INFO L274 CegarLoopResult]: For program point L938(lines 938 955) no Hoare annotation was computed. [2020-10-20 01:42:42,786 INFO L270 CegarLoopResult]: At program point L938-1(lines 1 958) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse5 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= ULTIMATE.start_main_~tmp~3 ~systemActive~0))) (or (and (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~9 0) .cse0 .cse1 .cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse3 .cse4) (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse0 .cse1 .cse5 .cse3 .cse4) (and .cse0 .cse1 .cse2 .cse5 .cse3 .cse4))) [2020-10-20 01:42:42,786 INFO L274 CegarLoopResult]: For program point L938-2(lines 938 955) no Hoare annotation was computed. [2020-10-20 01:42:42,786 INFO L270 CegarLoopResult]: At program point L938-3(lines 1 958) the Hoare annotation is: false [2020-10-20 01:42:42,786 INFO L274 CegarLoopResult]: For program point L938-4(lines 938 955) no Hoare annotation was computed. [2020-10-20 01:42:42,786 INFO L270 CegarLoopResult]: At program point L938-5(lines 1 958) the Hoare annotation is: false [2020-10-20 01:42:42,787 INFO L274 CegarLoopResult]: For program point L509(lines 509 516) no Hoare annotation was computed. [2020-10-20 01:42:42,787 INFO L277 CegarLoopResult]: At program point L509-1(lines 509 516) the Hoare annotation is: true [2020-10-20 01:42:42,787 INFO L274 CegarLoopResult]: For program point L412(line 412) no Hoare annotation was computed. [2020-10-20 01:42:42,787 INFO L274 CegarLoopResult]: For program point L412-1(line 412) no Hoare annotation was computed. [2020-10-20 01:42:42,787 INFO L274 CegarLoopResult]: For program point L412-2(line 412) no Hoare annotation was computed. [2020-10-20 01:42:42,787 INFO L270 CegarLoopResult]: At program point L908(lines 1 958) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-10-20 01:42:42,787 INFO L274 CegarLoopResult]: For program point L875(lines 875 881) no Hoare annotation was computed. [2020-10-20 01:42:42,787 INFO L274 CegarLoopResult]: For program point L875-1(lines 875 881) no Hoare annotation was computed. [2020-10-20 01:42:42,788 INFO L274 CegarLoopResult]: For program point L875-2(lines 875 881) no Hoare annotation was computed. [2020-10-20 01:42:42,788 INFO L274 CegarLoopResult]: For program point L875-3(lines 875 881) no Hoare annotation was computed. [2020-10-20 01:42:42,788 INFO L274 CegarLoopResult]: For program point L875-4(lines 875 881) no Hoare annotation was computed. [2020-10-20 01:42:42,788 INFO L274 CegarLoopResult]: For program point L875-5(lines 875 881) no Hoare annotation was computed. [2020-10-20 01:42:42,788 INFO L270 CegarLoopResult]: At program point L545(lines 545 551) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse5 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= ULTIMATE.start_main_~tmp~3 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse3 .cse4) (and (= ~methaneLevelCritical~0 1) .cse0 .cse1 .cse5 .cse3 .cse4) (and .cse0 .cse1 .cse2 .cse5 .cse3 .cse4))) [2020-10-20 01:42:42,788 INFO L270 CegarLoopResult]: At program point L545-1(lines 545 551) the Hoare annotation is: false [2020-10-20 01:42:42,788 INFO L270 CegarLoopResult]: At program point L545-2(lines 545 551) the Hoare annotation is: false [2020-10-20 01:42:42,788 INFO L274 CegarLoopResult]: For program point L942(lines 942 952) no Hoare annotation was computed. [2020-10-20 01:42:42,789 INFO L274 CegarLoopResult]: For program point L942-2(lines 942 952) no Hoare annotation was computed. [2020-10-20 01:42:42,789 INFO L274 CegarLoopResult]: For program point L810(lines 810 814) no Hoare annotation was computed. [2020-10-20 01:42:42,789 INFO L274 CegarLoopResult]: For program point L942-4(lines 942 952) no Hoare annotation was computed. [2020-10-20 01:42:42,789 INFO L270 CegarLoopResult]: At program point L480(lines 476 482) the Hoare annotation is: (and (= ~waterLevel~0 1) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~3 ~systemActive~0)) [2020-10-20 01:42:42,789 INFO L274 CegarLoopResult]: For program point L943(lines 943 949) no Hoare annotation was computed. [2020-10-20 01:42:42,789 INFO L274 CegarLoopResult]: For program point L943-2(lines 943 949) no Hoare annotation was computed. [2020-10-20 01:42:42,789 INFO L274 CegarLoopResult]: For program point L943-4(lines 943 949) no Hoare annotation was computed. [2020-10-20 01:42:42,789 INFO L274 CegarLoopResult]: For program point L746(lines 746 752) no Hoare annotation was computed. [2020-10-20 01:42:42,789 INFO L270 CegarLoopResult]: At program point L746-1(lines 746 752) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse5 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= ULTIMATE.start_main_~tmp~3 ~systemActive~0))) (or (and (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~9 0) .cse0 .cse1 .cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse3 .cse4) (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse0 .cse1 .cse5 .cse3 .cse4) (and .cse0 .cse1 .cse2 .cse5 .cse3 .cse4))) [2020-10-20 01:42:42,790 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-10-20 01:42:42,790 INFO L270 CegarLoopResult]: At program point L880(lines 871 884) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_main_~tmp~3 ~systemActive~0)) [2020-10-20 01:42:42,790 INFO L270 CegarLoopResult]: At program point L880-1(lines 871 884) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= ULTIMATE.start_main_~tmp~3 ~systemActive~0))) (or (and (= ~methaneLevelCritical~0 1) .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse1 (= ~methaneLevelCritical~0 0) .cse2 .cse3 .cse4))) [2020-10-20 01:42:42,790 INFO L270 CegarLoopResult]: At program point L880-2(lines 871 884) the Hoare annotation is: false [2020-10-20 01:42:42,790 INFO L270 CegarLoopResult]: At program point L880-3(lines 871 884) the Hoare annotation is: false [2020-10-20 01:42:42,790 INFO L270 CegarLoopResult]: At program point L880-4(lines 871 884) the Hoare annotation is: false [2020-10-20 01:42:42,790 INFO L274 CegarLoopResult]: For program point L715(lines 715 719) no Hoare annotation was computed. [2020-10-20 01:42:42,790 INFO L270 CegarLoopResult]: At program point L880-5(lines 871 884) the Hoare annotation is: false [2020-10-20 01:42:42,791 INFO L274 CegarLoopResult]: For program point L715-2(lines 715 719) no Hoare annotation was computed. [2020-10-20 01:42:42,791 INFO L274 CegarLoopResult]: For program point L715-3(lines 715 719) no Hoare annotation was computed. [2020-10-20 01:42:42,791 INFO L274 CegarLoopResult]: For program point L715-5(lines 715 719) no Hoare annotation was computed. [2020-10-20 01:42:42,791 INFO L274 CegarLoopResult]: For program point L715-6(lines 715 719) no Hoare annotation was computed. [2020-10-20 01:42:42,791 INFO L274 CegarLoopResult]: For program point L715-8(lines 715 719) no Hoare annotation was computed. [2020-10-20 01:42:42,791 INFO L274 CegarLoopResult]: For program point L715-9(lines 715 719) no Hoare annotation was computed. [2020-10-20 01:42:42,791 INFO L274 CegarLoopResult]: For program point L715-11(lines 715 719) no Hoare annotation was computed. [2020-10-20 01:42:42,791 INFO L274 CegarLoopResult]: For program point L715-12(lines 715 719) no Hoare annotation was computed. [2020-10-20 01:42:42,791 INFO L274 CegarLoopResult]: For program point L715-14(lines 715 719) no Hoare annotation was computed. [2020-10-20 01:42:42,791 INFO L274 CegarLoopResult]: For program point L715-15(lines 715 719) no Hoare annotation was computed. [2020-10-20 01:42:42,792 INFO L274 CegarLoopResult]: For program point L715-17(lines 715 719) no Hoare annotation was computed. [2020-10-20 01:42:42,792 INFO L270 CegarLoopResult]: At program point L782(lines 735 783) the Hoare annotation is: false [2020-10-20 01:42:42,792 INFO L277 CegarLoopResult]: At program point L518(lines 499 521) the Hoare annotation is: true [2020-10-20 01:42:42,792 INFO L270 CegarLoopResult]: At program point L916(lines 911 919) the Hoare annotation is: (and (= ~waterLevel~0 1) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-10-20 01:42:42,792 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-20 01:42:42,792 INFO L270 CegarLoopResult]: At program point L721(lines 706 724) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_main_~tmp~3 ~systemActive~0)) [2020-10-20 01:42:42,793 INFO L270 CegarLoopResult]: At program point L721-1(lines 706 724) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= ULTIMATE.start_main_~tmp~3 ~systemActive~0))) (or (and (= ~methaneLevelCritical~0 1) .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse1 (= ~methaneLevelCritical~0 0) .cse2 .cse3 .cse4))) [2020-10-20 01:42:42,793 INFO L270 CegarLoopResult]: At program point L721-2(lines 706 724) the Hoare annotation is: false [2020-10-20 01:42:42,793 INFO L270 CegarLoopResult]: At program point L721-3(lines 706 724) the Hoare annotation is: false [2020-10-20 01:42:42,793 INFO L270 CegarLoopResult]: At program point L721-4(lines 706 724) the Hoare annotation is: false [2020-10-20 01:42:42,793 INFO L270 CegarLoopResult]: At program point L721-5(lines 706 724) the Hoare annotation is: false [2020-10-20 01:42:42,793 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-20 01:42:42,793 INFO L274 CegarLoopResult]: For program point L822(lines 822 826) no Hoare annotation was computed. [2020-10-20 01:42:42,793 INFO L274 CegarLoopResult]: For program point L756(lines 756 762) no Hoare annotation was computed. [2020-10-20 01:42:42,793 INFO L270 CegarLoopResult]: At program point L756-1(lines 756 762) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= ULTIMATE.start_main_~tmp~3 ~systemActive~0))) (or (and (= ~methaneLevelCritical~0 1) .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse1 (= ~methaneLevelCritical~0 0) .cse2 .cse3))) [2020-10-20 01:42:42,794 INFO L270 CegarLoopResult]: At program point L657(lines 650 660) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= ULTIMATE.start_main_~tmp~3 ~systemActive~0))) (or (and .cse0 .cse1 (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse2 .cse3) (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse0 .cse1 (= |ULTIMATE.start_isMethaneAlarm_#res| 1) .cse2 .cse3))) [2020-10-20 01:42:42,794 INFO L270 CegarLoopResult]: At program point L657-1(lines 650 660) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_main_~tmp~3 ~systemActive~0)) [2020-10-20 01:42:42,794 INFO L270 CegarLoopResult]: At program point L657-2(lines 650 660) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= ULTIMATE.start_main_~tmp~3 ~systemActive~0))) (or (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse0 .cse1 (= |ULTIMATE.start_isMethaneAlarm_#res| 1) .cse2 .cse3 .cse4) (and .cse0 .cse1 (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse2 .cse3 .cse4))) [2020-10-20 01:42:42,794 INFO L270 CegarLoopResult]: At program point L657-3(lines 650 660) the Hoare annotation is: false [2020-10-20 01:42:42,794 INFO L270 CegarLoopResult]: At program point L657-4(lines 650 660) the Hoare annotation is: false [2020-10-20 01:42:42,794 INFO L270 CegarLoopResult]: At program point L657-5(lines 650 660) the Hoare annotation is: false [2020-10-20 01:42:42,795 INFO L270 CegarLoopResult]: At program point L657-6(lines 650 660) the Hoare annotation is: false [2020-10-20 01:42:42,795 INFO L270 CegarLoopResult]: At program point L657-7(lines 650 660) the Hoare annotation is: false [2020-10-20 01:42:42,795 INFO L270 CegarLoopResult]: At program point L657-8(lines 650 660) the Hoare annotation is: false [2020-10-20 01:42:42,795 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-10-20 01:42:42,795 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-20 01:42:42,795 INFO L270 CegarLoopResult]: At program point L429-2(lines 429 443) the Hoare annotation is: false [2020-10-20 01:42:42,795 INFO L274 CegarLoopResult]: For program point L430(line 430) no Hoare annotation was computed. [2020-10-20 01:42:42,795 INFO L274 CegarLoopResult]: For program point L596(lines 596 613) no Hoare annotation was computed. [2020-10-20 01:42:42,796 INFO L274 CegarLoopResult]: For program point L596-1(lines 596 613) no Hoare annotation was computed. [2020-10-20 01:42:42,796 INFO L274 CegarLoopResult]: For program point L596-2(lines 596 613) no Hoare annotation was computed. [2020-10-20 01:42:42,828 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.10 01:42:42 BoogieIcfgContainer [2020-10-20 01:42:42,829 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-20 01:42:42,829 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-20 01:42:42,829 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-20 01:42:42,829 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-20 01:42:42,830 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 01:42:35" (3/4) ... [2020-10-20 01:42:42,834 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-10-20 01:42:42,857 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-10-20 01:42:42,858 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-10-20 01:42:42,860 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-10-20 01:42:42,861 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-10-20 01:42:42,862 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-10-20 01:42:42,863 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-20 01:42:42,864 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-20 01:42:42,896 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((waterLevel == 1 && \result == systemActive) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 [2020-10-20 01:42:42,897 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((waterLevel == 1 && \result == systemActive) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && tmp == systemActive [2020-10-20 01:42:42,897 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((waterLevel == 1 && \result == systemActive) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && tmp == systemActive [2020-10-20 01:42:42,897 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 0 && \result == systemActive) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && tmp == systemActive) || ((((((\result == 1 && methaneLevelCritical == 1) && \result == systemActive) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive)) || (((((\result == systemActive && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) [2020-10-20 01:42:42,898 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 0 && \result == systemActive) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && tmp == systemActive) || ((((((\result == 1 && methaneLevelCritical == 1) && \result == systemActive) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive)) || (((((\result == systemActive && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) [2020-10-20 01:42:42,898 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((methaneLevelCritical == 1 && \result == systemActive) && 1 == systemActive) && splverifierCounter == 0) && tmp == systemActive) || ((((\result == systemActive && 1 == systemActive) && methaneLevelCritical == 0) && splverifierCounter == 0) && tmp == systemActive) [2020-10-20 01:42:42,899 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((methaneLevelCritical == 1 && \result == systemActive) && 1 == systemActive) && splverifierCounter == 0) && tmp == systemActive) || ((((\result == systemActive && 1 == systemActive) && methaneLevelCritical == 0) && splverifierCounter == 0) && tmp == systemActive) [2020-10-20 01:42:42,899 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((\result == systemActive && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && tmp == systemActive) || (((((methaneLevelCritical == 1 && \result == systemActive) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive)) || (((((\result == systemActive && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) [2020-10-20 01:42:42,900 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == systemActive && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && tmp == systemActive) || ((((((\result == 1 && methaneLevelCritical == 1) && \result == systemActive) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) [2020-10-20 01:42:42,901 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == systemActive && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && tmp == systemActive) || (((((\result == 1 && methaneLevelCritical == 1) && \result == systemActive) && 1 == systemActive) && splverifierCounter == 0) && tmp == systemActive) [2020-10-20 01:42:42,901 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == systemActive && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && tmp == systemActive) || ((((((\result == 1 && methaneLevelCritical == 1) && \result == systemActive) && 1 == systemActive) && \result == 1) && splverifierCounter == 0) && tmp == systemActive) [2020-10-20 01:42:42,902 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((methaneLevelCritical == 1 && \result == systemActive) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) || (((((\result == systemActive && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) [2020-10-20 01:42:42,902 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((\result == 1 && methaneLevelCritical == 1) && \result == systemActive) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive [2020-10-20 01:42:42,903 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((methaneLevelCritical == 1 && \result == systemActive) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) || (((((\result == systemActive && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) [2020-10-20 01:42:42,907 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == systemActive && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive [2020-10-20 01:42:42,908 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((\result == 1 && methaneLevelCritical == 1) && \result == systemActive) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) || ((((((\result == systemActive && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) [2020-10-20 01:42:42,908 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == systemActive && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive [2020-10-20 01:42:42,908 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((\result == 1 && methaneLevelCritical == 1) && \result == systemActive) && 1 == systemActive) && \result == 1) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) || ((((((\result == systemActive && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) [2020-10-20 01:42:42,909 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == systemActive && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive [2020-10-20 01:42:42,909 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == systemActive && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive [2020-10-20 01:42:43,017 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-10-20 01:42:43,018 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-20 01:42:43,019 INFO L168 Benchmark]: Toolchain (without parser) took 9923.18 ms. Allocated memory was 38.8 MB in the beginning and 99.6 MB in the end (delta: 60.8 MB). Free memory was 11.8 MB in the beginning and 35.6 MB in the end (delta: -23.8 MB). Peak memory consumption was 37.0 MB. Max. memory is 14.3 GB. [2020-10-20 01:42:43,020 INFO L168 Benchmark]: CDTParser took 0.93 ms. Allocated memory is still 38.3 MB. Free memory was 16.7 MB in the beginning and 16.6 MB in the end (delta: 47.5 kB). Peak memory consumption was 47.5 kB. Max. memory is 14.3 GB. [2020-10-20 01:42:43,020 INFO L168 Benchmark]: CACSL2BoogieTranslator took 628.58 ms. Allocated memory was 38.8 MB in the beginning and 46.1 MB in the end (delta: 7.3 MB). Free memory was 10.9 MB in the beginning and 28.6 MB in the end (delta: -17.8 MB). Peak memory consumption was 6.7 MB. Max. memory is 14.3 GB. [2020-10-20 01:42:43,021 INFO L168 Benchmark]: Boogie Procedure Inliner took 97.64 ms. Allocated memory is still 46.1 MB. Free memory was 28.6 MB in the beginning and 23.9 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 14.3 GB. [2020-10-20 01:42:43,021 INFO L168 Benchmark]: Boogie Preprocessor took 69.77 ms. Allocated memory is still 46.1 MB. Free memory was 23.9 MB in the beginning and 20.9 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 14.3 GB. [2020-10-20 01:42:43,021 INFO L168 Benchmark]: RCFGBuilder took 1151.25 ms. Allocated memory was 46.1 MB in the beginning and 50.9 MB in the end (delta: 4.7 MB). Free memory was 20.9 MB in the beginning and 22.1 MB in the end (delta: -1.1 MB). Peak memory consumption was 11.8 MB. Max. memory is 14.3 GB. [2020-10-20 01:42:43,022 INFO L168 Benchmark]: TraceAbstraction took 7777.24 ms. Allocated memory was 50.9 MB in the beginning and 99.6 MB in the end (delta: 48.8 MB). Free memory was 21.7 MB in the beginning and 51.9 MB in the end (delta: -30.2 MB). Peak memory consumption was 63.8 MB. Max. memory is 14.3 GB. [2020-10-20 01:42:43,022 INFO L168 Benchmark]: Witness Printer took 188.77 ms. Allocated memory is still 99.6 MB. Free memory was 51.9 MB in the beginning and 35.6 MB in the end (delta: 16.3 MB). Peak memory consumption was 16.3 MB. Max. memory is 14.3 GB. [2020-10-20 01:42:43,026 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.93 ms. Allocated memory is still 38.3 MB. Free memory was 16.7 MB in the beginning and 16.6 MB in the end (delta: 47.5 kB). Peak memory consumption was 47.5 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 628.58 ms. Allocated memory was 38.8 MB in the beginning and 46.1 MB in the end (delta: 7.3 MB). Free memory was 10.9 MB in the beginning and 28.6 MB in the end (delta: -17.8 MB). Peak memory consumption was 6.7 MB. Max. memory is 14.3 GB. * Boogie Procedure Inliner took 97.64 ms. Allocated memory is still 46.1 MB. Free memory was 28.6 MB in the beginning and 23.9 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 14.3 GB. * Boogie Preprocessor took 69.77 ms. Allocated memory is still 46.1 MB. Free memory was 23.9 MB in the beginning and 20.9 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 14.3 GB. * RCFGBuilder took 1151.25 ms. Allocated memory was 46.1 MB in the beginning and 50.9 MB in the end (delta: 4.7 MB). Free memory was 20.9 MB in the beginning and 22.1 MB in the end (delta: -1.1 MB). Peak memory consumption was 11.8 MB. Max. memory is 14.3 GB. * TraceAbstraction took 7777.24 ms. Allocated memory was 50.9 MB in the beginning and 99.6 MB in the end (delta: 48.8 MB). Free memory was 21.7 MB in the beginning and 51.9 MB in the end (delta: -30.2 MB). Peak memory consumption was 63.8 MB. Max. memory is 14.3 GB. * Witness Printer took 188.77 ms. Allocated memory is still 99.6 MB. Free memory was 51.9 MB in the beginning and 35.6 MB in the end (delta: 16.3 MB). Peak memory consumption was 16.3 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 735]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: (((((((tmp == 0 && \result == systemActive) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && tmp == systemActive) || ((((((\result == 1 && methaneLevelCritical == 1) && \result == systemActive) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive)) || (((((\result == systemActive && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) - InvariantResult [Line: 661]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 830]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 706]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 537]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 830]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 661]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 706]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 537]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 706]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 545]: Loop Invariant Derived loop invariant: ((((((\result == systemActive && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && tmp == systemActive) || (((((methaneLevelCritical == 1 && \result == systemActive) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive)) || (((((\result == systemActive && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) - InvariantResult [Line: 545]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 545]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 830]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 830]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 509]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 830]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 706]: Loop Invariant Derived loop invariant: (((((\result == systemActive && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive - InvariantResult [Line: 830]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 706]: Loop Invariant Derived loop invariant: (((((methaneLevelCritical == 1 && \result == systemActive) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) || (((((\result == systemActive && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) - InvariantResult [Line: 537]: Loop Invariant Derived loop invariant: ((((methaneLevelCritical == 1 && \result == systemActive) && 1 == systemActive) && splverifierCounter == 0) && tmp == systemActive) || ((((\result == systemActive && 1 == systemActive) && methaneLevelCritical == 0) && splverifierCounter == 0) && tmp == systemActive) - InvariantResult [Line: 661]: Loop Invariant Derived loop invariant: ((((((\result == 1 && methaneLevelCritical == 1) && \result == systemActive) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive - InvariantResult [Line: 830]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 706]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 830]: Loop Invariant Derived loop invariant: (((((\result == systemActive && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && tmp == systemActive) || (((((\result == 1 && methaneLevelCritical == 1) && \result == systemActive) && 1 == systemActive) && splverifierCounter == 0) && tmp == systemActive) - InvariantResult [Line: 830]: Loop Invariant Derived loop invariant: (((((\result == systemActive && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 830]: Loop Invariant Derived loop invariant: ((((((\result == 1 && methaneLevelCritical == 1) && \result == systemActive) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) || ((((((\result == systemActive && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) - InvariantResult [Line: 429]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 476]: Loop Invariant Derived loop invariant: ((((waterLevel == 1 && \result == systemActive) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && tmp == systemActive - InvariantResult [Line: 830]: Loop Invariant Derived loop invariant: (((((\result == systemActive && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && tmp == systemActive) || ((((((\result == 1 && methaneLevelCritical == 1) && \result == systemActive) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) - InvariantResult [Line: 830]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 911]: Loop Invariant Derived loop invariant: (((waterLevel == 1 && \result == systemActive) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 650]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((tmp == 0 && \result == systemActive) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && tmp == systemActive) || ((((((\result == 1 && methaneLevelCritical == 1) && \result == systemActive) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive)) || (((((\result == systemActive && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 650]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 871]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 871]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 650]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 650]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 871]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 650]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 871]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 650]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 922]: Loop Invariant Derived loop invariant: ((((waterLevel == 1 && \result == systemActive) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && tmp == systemActive - InvariantResult [Line: 756]: Loop Invariant Derived loop invariant: ((((methaneLevelCritical == 1 && \result == systemActive) && 1 == systemActive) && splverifierCounter == 0) && tmp == systemActive) || ((((\result == systemActive && 1 == systemActive) && methaneLevelCritical == 0) && splverifierCounter == 0) && tmp == systemActive) - InvariantResult [Line: 650]: Loop Invariant Derived loop invariant: (((((\result == systemActive && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && tmp == systemActive) || ((((((\result == 1 && methaneLevelCritical == 1) && \result == systemActive) && 1 == systemActive) && \result == 1) && splverifierCounter == 0) && tmp == systemActive) - InvariantResult [Line: 499]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 871]: Loop Invariant Derived loop invariant: (((((\result == systemActive && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive - InvariantResult [Line: 650]: Loop Invariant Derived loop invariant: (((((\result == systemActive && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive - InvariantResult [Line: 871]: Loop Invariant Derived loop invariant: (((((methaneLevelCritical == 1 && \result == systemActive) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) || (((((\result == systemActive && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) - InvariantResult [Line: 650]: Loop Invariant Derived loop invariant: (((((((\result == 1 && methaneLevelCritical == 1) && \result == systemActive) && 1 == systemActive) && \result == 1) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) || ((((((\result == systemActive && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp == systemActive) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 136 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.0s, OverallIterations: 11, TraceHistogramMax: 2, AutomataDifference: 1.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1241 SDtfs, 1697 SDslu, 2090 SDs, 0 SdLazy, 346 SolverSat, 64 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 83 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=200occurred 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, 11 MinimizatonAttempts, 823 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 55 LocationsWithAnnotation, 55 PreInvPairs, 185 NumberOfFragments, 760 HoareAnnotationTreeSize, 55 FomulaSimplifications, 403186 FormulaSimplificationTreeSizeReduction, 1.0s HoareSimplificationTime, 55 FomulaSimplificationsInter, 52665 FormulaSimplificationTreeSizeReductionInter, 3.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 349 NumberOfCodeBlocks, 349 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 338 ConstructedInterpolants, 0 QuantifiedInterpolants, 20866 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 PerfectInterpolantSequences, 14/14 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...