./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec5_product47.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_spec5_product47.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 8feac72f23ce01778f11b22abb44ce4ccfa4081c ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 01:45:11,848 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 01:45:11,851 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 01:45:11,891 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 01:45:11,891 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 01:45:11,900 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 01:45:11,903 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 01:45:11,906 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 01:45:11,914 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 01:45:11,917 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 01:45:11,919 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 01:45:11,920 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 01:45:11,920 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 01:45:11,924 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 01:45:11,925 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 01:45:11,927 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 01:45:11,929 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 01:45:11,930 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 01:45:11,932 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 01:45:11,939 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 01:45:11,942 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 01:45:11,943 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 01:45:11,945 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 01:45:11,946 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 01:45:11,957 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 01:45:11,958 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 01:45:11,958 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 01:45:11,959 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 01:45:11,959 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 01:45:11,960 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 01:45:11,962 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 01:45:11,963 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 01:45:11,964 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 01:45:11,965 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 01:45:11,966 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 01:45:11,966 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 01:45:11,967 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 01:45:11,967 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 01:45:11,967 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 01:45:11,968 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 01:45:11,969 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 01:45:11,970 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-20 01:45:12,011 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 01:45:12,012 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 01:45:12,013 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 01:45:12,014 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 01:45:12,014 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 01:45:12,014 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 01:45:12,014 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-20 01:45:12,014 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 01:45:12,015 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-20 01:45:12,015 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 01:45:12,016 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 01:45:12,016 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 01:45:12,016 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 01:45:12,017 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-20 01:45:12,017 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 01:45:12,017 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 01:45:12,017 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 01:45:12,017 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 01:45:12,018 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 01:45:12,018 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 01:45:12,018 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 01:45:12,018 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 01:45:12,018 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 01:45:12,018 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 01:45:12,019 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 01:45:12,019 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 01:45:12,019 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-20 01:45:12,019 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 01:45:12,019 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 01:45:12,020 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 -> 8feac72f23ce01778f11b22abb44ce4ccfa4081c [2020-10-20 01:45:12,281 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 01:45:12,293 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 01:45:12,296 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 01:45:12,298 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 01:45:12,299 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 01:45:12,300 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec5_product47.cil.c [2020-10-20 01:45:12,363 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a40d1238/c84d74a1d68e424ca35b8ee77d56b3f6/FLAG50d89a3df [2020-10-20 01:45:13,000 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 01:45:13,000 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec5_product47.cil.c [2020-10-20 01:45:13,018 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a40d1238/c84d74a1d68e424ca35b8ee77d56b3f6/FLAG50d89a3df [2020-10-20 01:45:13,377 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a40d1238/c84d74a1d68e424ca35b8ee77d56b3f6 [2020-10-20 01:45:13,380 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 01:45:13,387 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 01:45:13,388 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 01:45:13,388 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 01:45:13,392 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 01:45:13,393 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 01:45:13" (1/1) ... [2020-10-20 01:45:13,395 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27a84cdb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:45:13, skipping insertion in model container [2020-10-20 01:45:13,396 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 01:45:13" (1/1) ... [2020-10-20 01:45:13,403 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 01:45:13,442 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 01:45:13,752 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 01:45:13,765 INFO L203 MainTranslator]: Completed pre-run [2020-10-20 01:45:13,853 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 01:45:13,897 INFO L208 MainTranslator]: Completed translation [2020-10-20 01:45:13,897 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:45:13 WrapperNode [2020-10-20 01:45:13,898 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 01:45:13,898 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-20 01:45:13,898 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-20 01:45:13,899 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-20 01:45:13,907 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:45:13" (1/1) ... [2020-10-20 01:45:13,934 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:45:13" (1/1) ... [2020-10-20 01:45:14,006 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-20 01:45:14,006 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-20 01:45:14,006 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-20 01:45:14,007 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-20 01:45:14,030 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:45:13" (1/1) ... [2020-10-20 01:45:14,030 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:45:13" (1/1) ... [2020-10-20 01:45:14,036 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:45:13" (1/1) ... [2020-10-20 01:45:14,036 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:45:13" (1/1) ... [2020-10-20 01:45:14,052 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:45:13" (1/1) ... [2020-10-20 01:45:14,061 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:45:13" (1/1) ... [2020-10-20 01:45:14,065 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:45:13" (1/1) ... [2020-10-20 01:45:14,071 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-20 01:45:14,072 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-20 01:45:14,072 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-20 01:45:14,072 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-20 01:45:14,073 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:45:13" (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 01:45:14,145 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-20 01:45:14,145 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-20 01:45:14,145 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-20 01:45:14,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-20 01:45:15,149 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-20 01:45:15,150 INFO L298 CfgBuilder]: Removed 216 assume(true) statements. [2020-10-20 01:45:15,153 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 01:45:15 BoogieIcfgContainer [2020-10-20 01:45:15,154 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-20 01:45:15,155 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-20 01:45:15,156 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-20 01:45:15,160 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-20 01:45:15,160 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.10 01:45:13" (1/3) ... [2020-10-20 01:45:15,162 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2024e8c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 01:45:15, skipping insertion in model container [2020-10-20 01:45:15,162 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:45:13" (2/3) ... [2020-10-20 01:45:15,162 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2024e8c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 01:45:15, skipping insertion in model container [2020-10-20 01:45:15,163 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 01:45:15" (3/3) ... [2020-10-20 01:45:15,165 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product47.cil.c [2020-10-20 01:45:15,177 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-20 01:45:15,188 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-10-20 01:45:15,201 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-10-20 01:45:15,228 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-20 01:45:15,228 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-20 01:45:15,228 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-20 01:45:15,229 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-20 01:45:15,229 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-20 01:45:15,229 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-20 01:45:15,229 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-20 01:45:15,230 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-20 01:45:15,250 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states. [2020-10-20 01:45:15,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-10-20 01:45:15,258 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:45:15,259 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 01:45:15,259 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:45:15,265 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:45:15,265 INFO L82 PathProgramCache]: Analyzing trace with hash 1639385978, now seen corresponding path program 1 times [2020-10-20 01:45:15,274 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:45:15,274 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [853225380] [2020-10-20 01:45:15,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:45:15,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:45:15,561 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 01:45:15,561 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [853225380] [2020-10-20 01:45:15,562 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:45:15,563 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-20 01:45:15,564 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1454182738] [2020-10-20 01:45:15,569 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-10-20 01:45:15,570 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:45:15,584 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-10-20 01:45:15,585 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-20 01:45:15,587 INFO L87 Difference]: Start difference. First operand 143 states. Second operand 2 states. [2020-10-20 01:45:15,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:45:15,629 INFO L93 Difference]: Finished difference Result 276 states and 409 transitions. [2020-10-20 01:45:15,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-10-20 01:45:15,631 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2020-10-20 01:45:15,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:45:15,646 INFO L225 Difference]: With dead ends: 276 [2020-10-20 01:45:15,646 INFO L226 Difference]: Without dead ends: 136 [2020-10-20 01:45:15,651 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 01:45:15,670 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2020-10-20 01:45:15,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 136. [2020-10-20 01:45:15,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 136 states. [2020-10-20 01:45:15,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 195 transitions. [2020-10-20 01:45:15,704 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 195 transitions. Word has length 19 [2020-10-20 01:45:15,705 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:45:15,705 INFO L481 AbstractCegarLoop]: Abstraction has 136 states and 195 transitions. [2020-10-20 01:45:15,705 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-10-20 01:45:15,705 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 195 transitions. [2020-10-20 01:45:15,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-10-20 01:45:15,707 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:45:15,707 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:45:15,707 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-20 01:45:15,708 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:45:15,708 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:45:15,708 INFO L82 PathProgramCache]: Analyzing trace with hash -849561765, now seen corresponding path program 1 times [2020-10-20 01:45:15,708 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:45:15,709 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [742426098] [2020-10-20 01:45:15,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:45:15,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:45:15,839 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:45:15,840 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [742426098] [2020-10-20 01:45:15,840 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:45:15,840 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-20 01:45:15,840 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [769445920] [2020-10-20 01:45:15,842 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 01:45:15,844 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:45:15,844 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 01:45:15,845 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 01:45:15,845 INFO L87 Difference]: Start difference. First operand 136 states and 195 transitions. Second operand 3 states. [2020-10-20 01:45:15,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:45:15,862 INFO L93 Difference]: Finished difference Result 136 states and 195 transitions. [2020-10-20 01:45:15,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 01:45:15,863 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2020-10-20 01:45:15,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:45:15,864 INFO L225 Difference]: With dead ends: 136 [2020-10-20 01:45:15,865 INFO L226 Difference]: Without dead ends: 57 [2020-10-20 01:45:15,866 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 01:45:15,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2020-10-20 01:45:15,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2020-10-20 01:45:15,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 57 states. [2020-10-20 01:45:15,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 81 transitions. [2020-10-20 01:45:15,873 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 81 transitions. Word has length 20 [2020-10-20 01:45:15,873 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:45:15,873 INFO L481 AbstractCegarLoop]: Abstraction has 57 states and 81 transitions. [2020-10-20 01:45:15,874 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 01:45:15,874 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 81 transitions. [2020-10-20 01:45:15,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-10-20 01:45:15,875 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:45:15,875 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 01:45:15,875 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-20 01:45:15,875 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:45:15,876 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:45:15,876 INFO L82 PathProgramCache]: Analyzing trace with hash -1277815295, now seen corresponding path program 1 times [2020-10-20 01:45:15,876 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:45:15,876 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1193493405] [2020-10-20 01:45:15,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:45:15,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:45:16,007 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 01:45:16,007 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1193493405] [2020-10-20 01:45:16,008 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:45:16,008 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-20 01:45:16,008 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [412280933] [2020-10-20 01:45:16,008 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-20 01:45:16,009 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:45:16,009 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-20 01:45:16,009 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-20 01:45:16,009 INFO L87 Difference]: Start difference. First operand 57 states and 81 transitions. Second operand 6 states. [2020-10-20 01:45:16,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:45:16,235 INFO L93 Difference]: Finished difference Result 183 states and 267 transitions. [2020-10-20 01:45:16,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-20 01:45:16,236 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 26 [2020-10-20 01:45:16,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:45:16,238 INFO L225 Difference]: With dead ends: 183 [2020-10-20 01:45:16,238 INFO L226 Difference]: Without dead ends: 133 [2020-10-20 01:45:16,239 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 01:45:16,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 133 states. [2020-10-20 01:45:16,250 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 133 to 79. [2020-10-20 01:45:16,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 79 states. [2020-10-20 01:45:16,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 114 transitions. [2020-10-20 01:45:16,251 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 114 transitions. Word has length 26 [2020-10-20 01:45:16,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:45:16,252 INFO L481 AbstractCegarLoop]: Abstraction has 79 states and 114 transitions. [2020-10-20 01:45:16,252 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-20 01:45:16,252 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 114 transitions. [2020-10-20 01:45:16,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-10-20 01:45:16,253 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:45:16,254 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:45:16,254 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-20 01:45:16,254 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:45:16,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:45:16,255 INFO L82 PathProgramCache]: Analyzing trace with hash 120130499, now seen corresponding path program 1 times [2020-10-20 01:45:16,255 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:45:16,255 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [51732917] [2020-10-20 01:45:16,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:45:16,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:45:16,376 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 01:45:16,376 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [51732917] [2020-10-20 01:45:16,376 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:45:16,376 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-20 01:45:16,377 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2017619754] [2020-10-20 01:45:16,377 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 01:45:16,377 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:45:16,377 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 01:45:16,378 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 01:45:16,378 INFO L87 Difference]: Start difference. First operand 79 states and 114 transitions. Second operand 3 states. [2020-10-20 01:45:16,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:45:16,555 INFO L93 Difference]: Finished difference Result 175 states and 255 transitions. [2020-10-20 01:45:16,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 01:45:16,556 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 28 [2020-10-20 01:45:16,556 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:45:16,557 INFO L225 Difference]: With dead ends: 175 [2020-10-20 01:45:16,557 INFO L226 Difference]: Without dead ends: 103 [2020-10-20 01:45:16,558 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 01:45:16,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2020-10-20 01:45:16,570 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 101. [2020-10-20 01:45:16,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 101 states. [2020-10-20 01:45:16,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 142 transitions. [2020-10-20 01:45:16,572 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 142 transitions. Word has length 28 [2020-10-20 01:45:16,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:45:16,572 INFO L481 AbstractCegarLoop]: Abstraction has 101 states and 142 transitions. [2020-10-20 01:45:16,573 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 01:45:16,573 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 142 transitions. [2020-10-20 01:45:16,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-10-20 01:45:16,574 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:45:16,574 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:45:16,575 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-20 01:45:16,575 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:45:16,575 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:45:16,575 INFO L82 PathProgramCache]: Analyzing trace with hash -1546294710, now seen corresponding path program 1 times [2020-10-20 01:45:16,576 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:45:16,576 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1238488258] [2020-10-20 01:45:16,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:45:16,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:45:16,659 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 01:45:16,659 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1238488258] [2020-10-20 01:45:16,660 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:45:16,660 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-20 01:45:16,660 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1861116624] [2020-10-20 01:45:16,660 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-20 01:45:16,661 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:45:16,661 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-20 01:45:16,662 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-20 01:45:16,662 INFO L87 Difference]: Start difference. First operand 101 states and 142 transitions. Second operand 5 states. [2020-10-20 01:45:16,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:45:16,831 INFO L93 Difference]: Finished difference Result 332 states and 468 transitions. [2020-10-20 01:45:16,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-20 01:45:16,831 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 29 [2020-10-20 01:45:16,832 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:45:16,833 INFO L225 Difference]: With dead ends: 332 [2020-10-20 01:45:16,833 INFO L226 Difference]: Without dead ends: 238 [2020-10-20 01:45:16,834 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 01:45:16,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 238 states. [2020-10-20 01:45:16,849 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 238 to 99. [2020-10-20 01:45:16,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2020-10-20 01:45:16,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 136 transitions. [2020-10-20 01:45:16,850 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 136 transitions. Word has length 29 [2020-10-20 01:45:16,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:45:16,851 INFO L481 AbstractCegarLoop]: Abstraction has 99 states and 136 transitions. [2020-10-20 01:45:16,851 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-20 01:45:16,851 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 136 transitions. [2020-10-20 01:45:16,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-10-20 01:45:16,852 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:45:16,852 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 01:45:16,853 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-20 01:45:16,853 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:45:16,853 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:45:16,853 INFO L82 PathProgramCache]: Analyzing trace with hash -1771234378, now seen corresponding path program 1 times [2020-10-20 01:45:16,854 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:45:16,854 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1420684756] [2020-10-20 01:45:16,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:45:16,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:45:16,941 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 01:45:16,942 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1420684756] [2020-10-20 01:45:16,943 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:45:16,943 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-20 01:45:16,943 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2095900294] [2020-10-20 01:45:16,944 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-20 01:45:16,944 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:45:16,945 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-20 01:45:16,945 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-20 01:45:16,946 INFO L87 Difference]: Start difference. First operand 99 states and 136 transitions. Second operand 5 states. [2020-10-20 01:45:17,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:45:17,023 INFO L93 Difference]: Finished difference Result 284 states and 390 transitions. [2020-10-20 01:45:17,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-20 01:45:17,025 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 37 [2020-10-20 01:45:17,025 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:45:17,026 INFO L225 Difference]: With dead ends: 284 [2020-10-20 01:45:17,027 INFO L226 Difference]: Without dead ends: 192 [2020-10-20 01:45:17,027 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 01:45:17,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 192 states. [2020-10-20 01:45:17,054 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 192 to 105. [2020-10-20 01:45:17,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105 states. [2020-10-20 01:45:17,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 142 transitions. [2020-10-20 01:45:17,057 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 142 transitions. Word has length 37 [2020-10-20 01:45:17,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:45:17,060 INFO L481 AbstractCegarLoop]: Abstraction has 105 states and 142 transitions. [2020-10-20 01:45:17,061 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-20 01:45:17,061 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 142 transitions. [2020-10-20 01:45:17,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-10-20 01:45:17,065 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:45:17,065 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 01:45:17,065 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-20 01:45:17,066 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:45:17,066 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:45:17,067 INFO L82 PathProgramCache]: Analyzing trace with hash 1512615668, now seen corresponding path program 1 times [2020-10-20 01:45:17,067 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:45:17,067 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1827630007] [2020-10-20 01:45:17,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:45:17,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:45:17,210 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 01:45:17,211 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1827630007] [2020-10-20 01:45:17,211 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:45:17,212 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-20 01:45:17,212 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1616447936] [2020-10-20 01:45:17,213 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-20 01:45:17,213 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:45:17,213 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-20 01:45:17,214 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-10-20 01:45:17,214 INFO L87 Difference]: Start difference. First operand 105 states and 142 transitions. Second operand 6 states. [2020-10-20 01:45:17,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:45:17,316 INFO L93 Difference]: Finished difference Result 301 states and 407 transitions. [2020-10-20 01:45:17,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-20 01:45:17,316 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 37 [2020-10-20 01:45:17,317 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:45:17,318 INFO L225 Difference]: With dead ends: 301 [2020-10-20 01:45:17,318 INFO L226 Difference]: Without dead ends: 203 [2020-10-20 01:45:17,319 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2020-10-20 01:45:17,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 203 states. [2020-10-20 01:45:17,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 203 to 109. [2020-10-20 01:45:17,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 109 states. [2020-10-20 01:45:17,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 146 transitions. [2020-10-20 01:45:17,333 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 146 transitions. Word has length 37 [2020-10-20 01:45:17,333 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:45:17,333 INFO L481 AbstractCegarLoop]: Abstraction has 109 states and 146 transitions. [2020-10-20 01:45:17,334 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-20 01:45:17,334 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 146 transitions. [2020-10-20 01:45:17,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-10-20 01:45:17,335 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:45:17,335 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 01:45:17,336 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-20 01:45:17,336 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:45:17,336 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:45:17,337 INFO L82 PathProgramCache]: Analyzing trace with hash 491547314, now seen corresponding path program 1 times [2020-10-20 01:45:17,337 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:45:17,337 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [185739290] [2020-10-20 01:45:17,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:45:17,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:45:17,383 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 01:45:17,383 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [185739290] [2020-10-20 01:45:17,383 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:45:17,384 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-20 01:45:17,384 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [760044842] [2020-10-20 01:45:17,384 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 01:45:17,384 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:45:17,385 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 01:45:17,385 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 01:45:17,385 INFO L87 Difference]: Start difference. First operand 109 states and 146 transitions. Second operand 3 states. [2020-10-20 01:45:17,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:45:17,429 INFO L93 Difference]: Finished difference Result 261 states and 351 transitions. [2020-10-20 01:45:17,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 01:45:17,430 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 37 [2020-10-20 01:45:17,430 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:45:17,431 INFO L225 Difference]: With dead ends: 261 [2020-10-20 01:45:17,431 INFO L226 Difference]: Without dead ends: 159 [2020-10-20 01:45:17,432 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 01:45:17,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2020-10-20 01:45:17,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 159. [2020-10-20 01:45:17,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 159 states. [2020-10-20 01:45:17,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 209 transitions. [2020-10-20 01:45:17,450 INFO L78 Accepts]: Start accepts. Automaton has 159 states and 209 transitions. Word has length 37 [2020-10-20 01:45:17,451 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:45:17,451 INFO L481 AbstractCegarLoop]: Abstraction has 159 states and 209 transitions. [2020-10-20 01:45:17,451 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 01:45:17,451 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 209 transitions. [2020-10-20 01:45:17,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-10-20 01:45:17,453 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:45:17,453 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:45:17,453 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-20 01:45:17,453 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:45:17,454 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:45:17,454 INFO L82 PathProgramCache]: Analyzing trace with hash 2027345266, now seen corresponding path program 1 times [2020-10-20 01:45:17,454 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:45:17,455 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [265650115] [2020-10-20 01:45:17,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:45:17,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:45:17,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:45:17,709 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [265650115] [2020-10-20 01:45:17,709 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:45:17,709 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-20 01:45:17,709 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [418011833] [2020-10-20 01:45:17,710 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-20 01:45:17,710 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:45:17,711 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-20 01:45:17,711 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-10-20 01:45:17,711 INFO L87 Difference]: Start difference. First operand 159 states and 209 transitions. Second operand 7 states. [2020-10-20 01:45:18,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:45:18,074 INFO L93 Difference]: Finished difference Result 729 states and 986 transitions. [2020-10-20 01:45:18,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-20 01:45:18,076 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 38 [2020-10-20 01:45:18,076 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:45:18,080 INFO L225 Difference]: With dead ends: 729 [2020-10-20 01:45:18,080 INFO L226 Difference]: Without dead ends: 627 [2020-10-20 01:45:18,081 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2020-10-20 01:45:18,082 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 627 states. [2020-10-20 01:45:18,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 627 to 259. [2020-10-20 01:45:18,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 259 states. [2020-10-20 01:45:18,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 259 states and 340 transitions. [2020-10-20 01:45:18,120 INFO L78 Accepts]: Start accepts. Automaton has 259 states and 340 transitions. Word has length 38 [2020-10-20 01:45:18,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:45:18,122 INFO L481 AbstractCegarLoop]: Abstraction has 259 states and 340 transitions. [2020-10-20 01:45:18,122 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-20 01:45:18,122 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 340 transitions. [2020-10-20 01:45:18,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-10-20 01:45:18,123 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:45:18,124 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:45:18,124 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-20 01:45:18,125 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:45:18,125 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:45:18,125 INFO L82 PathProgramCache]: Analyzing trace with hash 142914115, now seen corresponding path program 1 times [2020-10-20 01:45:18,125 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:45:18,126 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [535843092] [2020-10-20 01:45:18,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:45:18,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:45:18,244 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:45:18,245 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [535843092] [2020-10-20 01:45:18,246 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1001155174] [2020-10-20 01:45:18,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-20 01:45:18,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:45:18,395 INFO L263 TraceCheckSpWp]: Trace formula consists of 454 conjuncts, 5 conjunts are in the unsatisfiable core [2020-10-20 01:45:18,409 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 01:45:18,517 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:45:18,526 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-20 01:45:18,527 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5] total 10 [2020-10-20 01:45:18,527 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [408167612] [2020-10-20 01:45:18,527 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-20 01:45:18,528 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:45:18,528 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-20 01:45:18,528 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-10-20 01:45:18,528 INFO L87 Difference]: Start difference. First operand 259 states and 340 transitions. Second operand 10 states. [2020-10-20 01:45:19,008 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:45:19,009 INFO L93 Difference]: Finished difference Result 591 states and 787 transitions. [2020-10-20 01:45:19,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-20 01:45:19,010 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 59 [2020-10-20 01:45:19,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:45:19,010 INFO L225 Difference]: With dead ends: 591 [2020-10-20 01:45:19,011 INFO L226 Difference]: Without dead ends: 0 [2020-10-20 01:45:19,012 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=73, Invalid=167, Unknown=0, NotChecked=0, Total=240 [2020-10-20 01:45:19,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-20 01:45:19,012 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-20 01:45:19,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-20 01:45:19,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-20 01:45:19,013 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 59 [2020-10-20 01:45:19,013 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:45:19,014 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-20 01:45:19,014 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-20 01:45:19,014 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-20 01:45:19,014 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-20 01:45:19,227 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2020-10-20 01:45:19,231 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-20 01:45:19,429 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 111 [2020-10-20 01:45:19,574 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 96 [2020-10-20 01:45:19,742 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 102 [2020-10-20 01:45:19,949 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 106 [2020-10-20 01:45:20,228 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 106 [2020-10-20 01:45:20,759 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 30 [2020-10-20 01:45:21,068 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 32 [2020-10-20 01:45:21,227 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 26 [2020-10-20 01:45:21,520 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 30 [2020-10-20 01:45:21,737 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 29 [2020-10-20 01:45:22,095 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 34 [2020-10-20 01:45:22,332 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 33 [2020-10-20 01:45:22,579 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 32 [2020-10-20 01:45:23,096 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 34 [2020-10-20 01:45:23,205 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 27 [2020-10-20 01:45:23,377 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 27 [2020-10-20 01:45:23,685 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 39 [2020-10-20 01:45:23,764 INFO L274 CegarLoopResult]: For program point L167-6(lines 167 173) no Hoare annotation was computed. [2020-10-20 01:45:23,764 INFO L274 CegarLoopResult]: For program point L167-8(lines 167 173) no Hoare annotation was computed. [2020-10-20 01:45:23,764 INFO L274 CegarLoopResult]: For program point L167-10(lines 167 173) no Hoare annotation was computed. [2020-10-20 01:45:23,764 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-20 01:45:23,765 INFO L270 CegarLoopResult]: At program point L201(lines 196 204) the Hoare annotation is: (let ((.cse4 (<= 1 ~pumpRunning~0)) (.cse5 (<= 1 |ULTIMATE.start_isPumpRunning_#res|)) (.cse6 (not (= 0 ~systemActive~0))) (.cse0 (= ULTIMATE.start_main_~tmp~5 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse0 (= ~pumpRunning~0 0) .cse1 .cse2 .cse3) (and .cse4 (<= 1 ~switchedOnBeforeTS~0) .cse5 .cse6 .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse6 (<= 2 ~waterLevel~0) .cse0 .cse1 .cse2 .cse3))) [2020-10-20 01:45:23,765 INFO L270 CegarLoopResult]: At program point L201-1(lines 196 204) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~5 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and (<= 1 ~pumpRunning~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (not (= 0 ~systemActive~0)) .cse0 .cse1 .cse2 .cse3) (and .cse0 (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) .cse1 .cse2 .cse3))) [2020-10-20 01:45:23,765 INFO L274 CegarLoopResult]: For program point L135(lines 135 143) no Hoare annotation was computed. [2020-10-20 01:45:23,765 INFO L270 CegarLoopResult]: At program point L201-2(lines 196 204) the Hoare annotation is: false [2020-10-20 01:45:23,765 INFO L274 CegarLoopResult]: For program point L135-1(lines 135 143) no Hoare annotation was computed. [2020-10-20 01:45:23,765 INFO L270 CegarLoopResult]: At program point L201-3(lines 196 204) the Hoare annotation is: false [2020-10-20 01:45:23,765 INFO L270 CegarLoopResult]: At program point L201-4(lines 196 204) the Hoare annotation is: false [2020-10-20 01:45:23,766 INFO L274 CegarLoopResult]: For program point L135-2(lines 135 143) no Hoare annotation was computed. [2020-10-20 01:45:23,766 INFO L270 CegarLoopResult]: At program point L201-5(lines 196 204) the Hoare annotation is: false [2020-10-20 01:45:23,766 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-10-20 01:45:23,766 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-10-20 01:45:23,766 INFO L274 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-10-20 01:45:23,766 INFO L274 CegarLoopResult]: For program point L928(lines 928 932) no Hoare annotation was computed. [2020-10-20 01:45:23,766 INFO L274 CegarLoopResult]: For program point L433(lines 433 440) no Hoare annotation was computed. [2020-10-20 01:45:23,766 INFO L277 CegarLoopResult]: At program point L433-1(lines 433 440) the Hoare annotation is: true [2020-10-20 01:45:23,767 INFO L274 CegarLoopResult]: For program point L105(lines 105 122) no Hoare annotation was computed. [2020-10-20 01:45:23,767 INFO L274 CegarLoopResult]: For program point L105-1(lines 105 122) no Hoare annotation was computed. [2020-10-20 01:45:23,767 INFO L274 CegarLoopResult]: For program point L105-2(lines 105 122) no Hoare annotation was computed. [2020-10-20 01:45:23,767 INFO L274 CegarLoopResult]: For program point L105-3(lines 105 122) no Hoare annotation was computed. [2020-10-20 01:45:23,768 INFO L274 CegarLoopResult]: For program point L105-4(lines 105 122) no Hoare annotation was computed. [2020-10-20 01:45:23,768 INFO L274 CegarLoopResult]: For program point L105-5(lines 105 122) no Hoare annotation was computed. [2020-10-20 01:45:23,768 INFO L270 CegarLoopResult]: At program point L865(lines 73 79) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~5 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse0 (= ~pumpRunning~0 0) .cse1 .cse2 .cse3) (and (<= 1 ~pumpRunning~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (not (= 0 ~systemActive~0)) .cse0 .cse1 .cse2 .cse3))) [2020-10-20 01:45:23,769 INFO L270 CegarLoopResult]: At program point L865-1(lines 73 79) the Hoare annotation is: false [2020-10-20 01:45:23,769 INFO L270 CegarLoopResult]: At program point L865-2(lines 73 79) the Hoare annotation is: false [2020-10-20 01:45:23,769 INFO L270 CegarLoopResult]: At program point L337(lines 288 338) the Hoare annotation is: false [2020-10-20 01:45:23,769 INFO L270 CegarLoopResult]: At program point L73(lines 69 91) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (not (= 0 ~systemActive~0))) (.cse1 (= ULTIMATE.start_main_~tmp~5 1)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (<= ~waterLevel~0 2)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse1 .cse2 .cse3 .cse4 .cse5) (and (<= 1 ~pumpRunning~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse0 .cse1 .cse3 .cse4 .cse5))) [2020-10-20 01:45:23,769 INFO L270 CegarLoopResult]: At program point L73-1(lines 69 91) the Hoare annotation is: false [2020-10-20 01:45:23,770 INFO L270 CegarLoopResult]: At program point L73-2(lines 69 91) the Hoare annotation is: false [2020-10-20 01:45:23,770 INFO L270 CegarLoopResult]: At program point L405(lines 401 407) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ULTIMATE.start_main_~tmp~5 ~systemActive~0) (= ULTIMATE.start_main_~tmp~5 1) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-10-20 01:45:23,770 INFO L270 CegarLoopResult]: At program point L835(lines 1 990) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-10-20 01:45:23,770 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-20 01:45:23,770 INFO L274 CegarLoopResult]: For program point L109(lines 109 117) no Hoare annotation was computed. [2020-10-20 01:45:23,770 INFO L274 CegarLoopResult]: For program point L109-1(lines 109 117) no Hoare annotation was computed. [2020-10-20 01:45:23,770 INFO L274 CegarLoopResult]: For program point L109-2(lines 109 117) no Hoare annotation was computed. [2020-10-20 01:45:23,770 INFO L274 CegarLoopResult]: For program point L109-3(lines 109 117) no Hoare annotation was computed. [2020-10-20 01:45:23,771 INFO L274 CegarLoopResult]: For program point L109-4(lines 109 117) no Hoare annotation was computed. [2020-10-20 01:45:23,771 INFO L274 CegarLoopResult]: For program point L109-5(lines 109 117) no Hoare annotation was computed. [2020-10-20 01:45:23,771 INFO L274 CegarLoopResult]: For program point L309(lines 309 315) no Hoare annotation was computed. [2020-10-20 01:45:23,771 INFO L270 CegarLoopResult]: At program point L309-1(lines 309 315) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (not (= 0 ~systemActive~0))) (.cse2 (= ULTIMATE.start_main_~tmp~5 1)) (.cse6 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (<= ~waterLevel~0 2)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse3 .cse4 .cse5) (and .cse1 .cse2 .cse6 .cse3 .cse4 .cse5) (and .cse0 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse1 .cse2 .cse3 .cse4 .cse5) (and (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse2 .cse6 .cse3 .cse4 .cse5))) [2020-10-20 01:45:23,771 INFO L274 CegarLoopResult]: For program point L904(lines 904 908) no Hoare annotation was computed. [2020-10-20 01:45:23,771 INFO L274 CegarLoopResult]: For program point L904-3(lines 904 908) no Hoare annotation was computed. [2020-10-20 01:45:23,771 INFO L274 CegarLoopResult]: For program point L904-6(lines 904 908) no Hoare annotation was computed. [2020-10-20 01:45:23,771 INFO L277 CegarLoopResult]: At program point L442(lines 423 445) the Hoare annotation is: true [2020-10-20 01:45:23,771 INFO L274 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2020-10-20 01:45:23,771 INFO L274 CegarLoopResult]: For program point L46-1(line 46) no Hoare annotation was computed. [2020-10-20 01:45:23,772 INFO L274 CegarLoopResult]: For program point L46-2(line 46) no Hoare annotation was computed. [2020-10-20 01:45:23,772 INFO L270 CegarLoopResult]: At program point L80(lines 80 86) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (not (= 0 ~systemActive~0))) (.cse2 (= ULTIMATE.start_main_~tmp~5 1)) (.cse6 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (<= ~waterLevel~0 2)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse3 .cse4 .cse5) (and .cse1 .cse2 .cse6 .cse3 .cse4 .cse5) (and .cse0 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse1 .cse2 .cse3 .cse4 .cse5) (and (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse2 .cse6 .cse3 .cse4 .cse5))) [2020-10-20 01:45:23,772 INFO L270 CegarLoopResult]: At program point L80-1(lines 80 86) the Hoare annotation is: false [2020-10-20 01:45:23,772 INFO L270 CegarLoopResult]: At program point L80-2(lines 80 86) the Hoare annotation is: false [2020-10-20 01:45:23,772 INFO L270 CegarLoopResult]: At program point L973(lines 968 976) the Hoare annotation is: (let ((.cse6 (<= 1 ~pumpRunning~0)) (.cse0 (not (= 0 ~systemActive~0))) (.cse1 (= ULTIMATE.start_main_~tmp~5 1)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (<= ~waterLevel~0 2)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse6 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse0 .cse1 .cse3 .cse4 .cse5) (and .cse6 (<= |ULTIMATE.start_getWaterLevel_#res| 2) .cse0 (<= 2 ~waterLevel~0) (<= 2 |ULTIMATE.start_getWaterLevel_#res|) .cse1 .cse3 .cse4 .cse5) (and .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse2 .cse3 .cse4 .cse5))) [2020-10-20 01:45:23,772 INFO L270 CegarLoopResult]: At program point L973-1(lines 968 976) the Hoare annotation is: false [2020-10-20 01:45:23,772 INFO L270 CegarLoopResult]: At program point L973-2(lines 968 976) the Hoare annotation is: false [2020-10-20 01:45:23,772 INFO L270 CegarLoopResult]: At program point L941(lines 936 944) the Hoare annotation is: (and (<= 1 ~pumpRunning~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (not (= 0 ~systemActive~0)) (= ULTIMATE.start_main_~tmp~5 1) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= ~waterLevel~0 2) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-10-20 01:45:23,773 INFO L270 CegarLoopResult]: At program point L941-1(lines 936 944) the Hoare annotation is: false [2020-10-20 01:45:23,773 INFO L270 CegarLoopResult]: At program point L941-2(lines 936 944) the Hoare annotation is: (and (not (= 0 ~systemActive~0)) (<= 2 ~waterLevel~0) (= ULTIMATE.start_main_~tmp~5 1) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= ~waterLevel~0 2) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-10-20 01:45:23,773 INFO L270 CegarLoopResult]: At program point L941-3(lines 936 944) the Hoare annotation is: false [2020-10-20 01:45:23,773 INFO L270 CegarLoopResult]: At program point L941-4(lines 936 944) the Hoare annotation is: false [2020-10-20 01:45:23,773 INFO L270 CegarLoopResult]: At program point L941-5(lines 936 944) the Hoare annotation is: false [2020-10-20 01:45:23,773 INFO L270 CegarLoopResult]: At program point L941-6(lines 936 944) the Hoare annotation is: false [2020-10-20 01:45:23,773 INFO L270 CegarLoopResult]: At program point L941-7(lines 936 944) the Hoare annotation is: false [2020-10-20 01:45:23,773 INFO L270 CegarLoopResult]: At program point L941-8(lines 936 944) the Hoare annotation is: false [2020-10-20 01:45:23,773 INFO L274 CegarLoopResult]: For program point L876(lines 876 893) no Hoare annotation was computed. [2020-10-20 01:45:23,773 INFO L270 CegarLoopResult]: At program point L843(lines 838 846) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-10-20 01:45:23,774 INFO L270 CegarLoopResult]: At program point L876-1(lines 1 990) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (not (= 0 ~systemActive~0))) (.cse2 (= ULTIMATE.start_main_~tmp~5 1)) (.cse6 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (<= ~waterLevel~0 2)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 (<= |ULTIMATE.start_getWaterLevel_#res| 2) (<= 2 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~9) .cse1 (<= 2 ~waterLevel~0) (<= 2 |ULTIMATE.start_getWaterLevel_#res|) .cse2 .cse3 (<= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~9 2) .cse4 .cse5) (and .cse1 .cse2 .cse6 .cse3 .cse4 .cse5) (and .cse0 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse1 .cse2 .cse3 .cse4 .cse5) (and (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse2 .cse6 .cse3 .cse4 .cse5))) [2020-10-20 01:45:23,774 INFO L274 CegarLoopResult]: For program point L876-2(lines 876 893) no Hoare annotation was computed. [2020-10-20 01:45:23,774 INFO L270 CegarLoopResult]: At program point L876-3(lines 1 990) the Hoare annotation is: false [2020-10-20 01:45:23,774 INFO L274 CegarLoopResult]: For program point L876-4(lines 876 893) no Hoare annotation was computed. [2020-10-20 01:45:23,774 INFO L270 CegarLoopResult]: At program point L876-5(lines 1 990) the Hoare annotation is: false [2020-10-20 01:45:23,774 INFO L274 CegarLoopResult]: For program point L250(lines 250 254) no Hoare annotation was computed. [2020-10-20 01:45:23,775 INFO L274 CegarLoopResult]: For program point L250-2(lines 250 254) no Hoare annotation was computed. [2020-10-20 01:45:23,775 INFO L274 CegarLoopResult]: For program point L250-3(lines 250 254) no Hoare annotation was computed. [2020-10-20 01:45:23,775 INFO L274 CegarLoopResult]: For program point L250-5(lines 250 254) no Hoare annotation was computed. [2020-10-20 01:45:23,775 INFO L274 CegarLoopResult]: For program point L250-6(lines 250 254) no Hoare annotation was computed. [2020-10-20 01:45:23,775 INFO L274 CegarLoopResult]: For program point L250-8(lines 250 254) no Hoare annotation was computed. [2020-10-20 01:45:23,775 INFO L274 CegarLoopResult]: For program point L250-9(lines 250 254) no Hoare annotation was computed. [2020-10-20 01:45:23,776 INFO L274 CegarLoopResult]: For program point L250-11(lines 250 254) no Hoare annotation was computed. [2020-10-20 01:45:23,776 INFO L274 CegarLoopResult]: For program point L250-12(lines 250 254) no Hoare annotation was computed. [2020-10-20 01:45:23,776 INFO L274 CegarLoopResult]: For program point L250-14(lines 250 254) no Hoare annotation was computed. [2020-10-20 01:45:23,776 INFO L274 CegarLoopResult]: For program point L250-15(lines 250 254) no Hoare annotation was computed. [2020-10-20 01:45:23,776 INFO L274 CegarLoopResult]: For program point L250-17(lines 250 254) no Hoare annotation was computed. [2020-10-20 01:45:23,777 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-10-20 01:45:23,777 INFO L274 CegarLoopResult]: For program point L880(lines 880 890) no Hoare annotation was computed. [2020-10-20 01:45:23,777 INFO L274 CegarLoopResult]: For program point L880-2(lines 880 890) no Hoare annotation was computed. [2020-10-20 01:45:23,777 INFO L274 CegarLoopResult]: For program point L880-4(lines 880 890) no Hoare annotation was computed. [2020-10-20 01:45:23,777 INFO L274 CegarLoopResult]: For program point L319(lines 319 332) no Hoare annotation was computed. [2020-10-20 01:45:23,777 INFO L274 CegarLoopResult]: For program point L881(lines 881 887) no Hoare annotation was computed. [2020-10-20 01:45:23,778 INFO L274 CegarLoopResult]: For program point L881-2(lines 881 887) no Hoare annotation was computed. [2020-10-20 01:45:23,778 INFO L274 CegarLoopResult]: For program point L881-4(lines 881 887) no Hoare annotation was computed. [2020-10-20 01:45:23,778 INFO L274 CegarLoopResult]: For program point L981(lines 981 987) no Hoare annotation was computed. [2020-10-20 01:45:23,778 INFO L274 CegarLoopResult]: For program point L981-1(lines 981 987) no Hoare annotation was computed. [2020-10-20 01:45:23,778 INFO L274 CegarLoopResult]: For program point L981-2(lines 981 987) no Hoare annotation was computed. [2020-10-20 01:45:23,779 INFO L274 CegarLoopResult]: For program point L981-3(lines 981 987) no Hoare annotation was computed. [2020-10-20 01:45:23,779 INFO L274 CegarLoopResult]: For program point L981-4(lines 981 987) no Hoare annotation was computed. [2020-10-20 01:45:23,779 INFO L274 CegarLoopResult]: For program point L981-5(lines 981 987) no Hoare annotation was computed. [2020-10-20 01:45:23,779 INFO L274 CegarLoopResult]: For program point L916(lines 916 920) no Hoare annotation was computed. [2020-10-20 01:45:23,779 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-20 01:45:23,779 INFO L270 CegarLoopResult]: At program point L256(lines 241 259) the Hoare annotation is: false [2020-10-20 01:45:23,780 INFO L270 CegarLoopResult]: At program point L256-1(lines 241 259) the Hoare annotation is: (let ((.cse0 (not (= 0 ~systemActive~0))) (.cse1 (= ULTIMATE.start_main_~tmp~5 1)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (<= ~waterLevel~0 2)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 (= |ULTIMATE.start_isHighWaterLevel_#res| 0) .cse1 .cse2 (not (= ULTIMATE.start_isHighWaterLevel_~tmp~3 0)) .cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 0) .cse4 .cse5))) [2020-10-20 01:45:23,780 INFO L270 CegarLoopResult]: At program point L256-2(lines 241 259) the Hoare annotation is: false [2020-10-20 01:45:23,780 INFO L270 CegarLoopResult]: At program point L256-3(lines 241 259) the Hoare annotation is: false [2020-10-20 01:45:23,780 INFO L270 CegarLoopResult]: At program point L256-4(lines 241 259) the Hoare annotation is: false [2020-10-20 01:45:23,780 INFO L270 CegarLoopResult]: At program point L256-5(lines 241 259) the Hoare annotation is: false [2020-10-20 01:45:23,780 INFO L274 CegarLoopResult]: For program point L290(lines 289 336) no Hoare annotation was computed. [2020-10-20 01:45:23,780 INFO L274 CegarLoopResult]: For program point L291(lines 291 295) no Hoare annotation was computed. [2020-10-20 01:45:23,780 INFO L270 CegarLoopResult]: At program point L357-2(lines 357 371) the Hoare annotation is: false [2020-10-20 01:45:23,780 INFO L270 CegarLoopResult]: At program point L192(lines 185 195) the Hoare annotation is: (and (<= 1 ~pumpRunning~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (not (= 0 ~systemActive~0)) (= ULTIMATE.start_main_~tmp~5 1) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= ~waterLevel~0 2) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-10-20 01:45:23,780 INFO L270 CegarLoopResult]: At program point L192-1(lines 185 195) the Hoare annotation is: false [2020-10-20 01:45:23,781 INFO L270 CegarLoopResult]: At program point L192-2(lines 185 195) the Hoare annotation is: (and (not (= 0 ~systemActive~0)) (<= 2 ~waterLevel~0) (= ULTIMATE.start_main_~tmp~5 1) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= ~waterLevel~0 2) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-10-20 01:45:23,781 INFO L270 CegarLoopResult]: At program point L192-3(lines 185 195) the Hoare annotation is: false [2020-10-20 01:45:23,781 INFO L270 CegarLoopResult]: At program point L192-4(lines 185 195) the Hoare annotation is: false [2020-10-20 01:45:23,781 INFO L270 CegarLoopResult]: At program point L192-5(lines 185 195) the Hoare annotation is: false [2020-10-20 01:45:23,781 INFO L270 CegarLoopResult]: At program point L192-6(lines 185 195) the Hoare annotation is: false [2020-10-20 01:45:23,781 INFO L270 CegarLoopResult]: At program point L192-7(lines 185 195) the Hoare annotation is: false [2020-10-20 01:45:23,781 INFO L270 CegarLoopResult]: At program point L192-8(lines 185 195) the Hoare annotation is: false [2020-10-20 01:45:23,781 INFO L274 CegarLoopResult]: For program point L358(line 358) no Hoare annotation was computed. [2020-10-20 01:45:23,782 INFO L274 CegarLoopResult]: For program point L325(lines 325 331) no Hoare annotation was computed. [2020-10-20 01:45:23,782 INFO L270 CegarLoopResult]: At program point L325-1(lines 325 331) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (not (= 0 ~systemActive~0))) (.cse2 (= ULTIMATE.start_main_~tmp~5 1)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (<= ~waterLevel~0 2)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse3 .cse4 .cse5) (and .cse0 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse2 (= ~pumpRunning~0 0) .cse3 .cse4 .cse5))) [2020-10-20 01:45:23,782 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-20 01:45:23,782 INFO L270 CegarLoopResult]: At program point L986(lines 977 990) the Hoare annotation is: false [2020-10-20 01:45:23,783 INFO L270 CegarLoopResult]: At program point L986-1(lines 977 990) the Hoare annotation is: (let ((.cse0 (not (= 0 ~systemActive~0))) (.cse1 (= ULTIMATE.start_main_~tmp~5 1)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (<= ~waterLevel~0 2)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2 .cse3 .cse4 .cse5) (and (not (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5))) [2020-10-20 01:45:23,783 INFO L270 CegarLoopResult]: At program point L986-2(lines 977 990) the Hoare annotation is: false [2020-10-20 01:45:23,783 INFO L270 CegarLoopResult]: At program point L986-3(lines 977 990) the Hoare annotation is: false [2020-10-20 01:45:23,783 INFO L270 CegarLoopResult]: At program point L986-4(lines 977 990) the Hoare annotation is: false [2020-10-20 01:45:23,783 INFO L270 CegarLoopResult]: At program point L986-5(lines 977 990) the Hoare annotation is: false [2020-10-20 01:45:23,783 INFO L270 CegarLoopResult]: At program point L855(lines 850 857) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ULTIMATE.start_main_~tmp~5 ~systemActive~0) (= ULTIMATE.start_main_~tmp~5 1) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-10-20 01:45:23,783 INFO L274 CegarLoopResult]: For program point L361(lines 361 365) no Hoare annotation was computed. [2020-10-20 01:45:23,784 INFO L274 CegarLoopResult]: For program point L361-1(lines 361 365) no Hoare annotation was computed. [2020-10-20 01:45:23,784 INFO L274 CegarLoopResult]: For program point L131(lines 131 148) no Hoare annotation was computed. [2020-10-20 01:45:23,784 INFO L274 CegarLoopResult]: For program point L131-1(lines 131 148) no Hoare annotation was computed. [2020-10-20 01:45:23,784 INFO L274 CegarLoopResult]: For program point L131-2(lines 131 148) no Hoare annotation was computed. [2020-10-20 01:45:23,784 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-10-20 01:45:23,784 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-20 01:45:23,784 INFO L274 CegarLoopResult]: For program point L264(lines 264 270) no Hoare annotation was computed. [2020-10-20 01:45:23,785 INFO L270 CegarLoopResult]: At program point L264-1(lines 264 270) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~5 1) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= ~waterLevel~0 2) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-10-20 01:45:23,785 INFO L274 CegarLoopResult]: For program point L299(lines 299 305) no Hoare annotation was computed. [2020-10-20 01:45:23,785 INFO L270 CegarLoopResult]: At program point L299-1(lines 299 305) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (not (= 0 ~systemActive~0))) (.cse2 (= ULTIMATE.start_main_~tmp~5 1)) (.cse6 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (<= ~waterLevel~0 2)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse3 .cse4 .cse5) (and .cse1 .cse2 .cse6 .cse3 .cse4 .cse5) (and .cse0 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse1 .cse2 .cse3 .cse4 .cse5) (and (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse2 .cse6 .cse3 .cse4 .cse5))) [2020-10-20 01:45:23,785 INFO L274 CegarLoopResult]: For program point L167(lines 167 173) no Hoare annotation was computed. [2020-10-20 01:45:23,785 INFO L274 CegarLoopResult]: For program point L167-2(lines 167 173) no Hoare annotation was computed. [2020-10-20 01:45:23,785 INFO L274 CegarLoopResult]: For program point L167-4(lines 167 173) no Hoare annotation was computed. [2020-10-20 01:45:23,822 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.10 01:45:23 BoogieIcfgContainer [2020-10-20 01:45:23,822 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-20 01:45:23,823 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-20 01:45:23,823 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-20 01:45:23,823 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-20 01:45:23,824 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 01:45:15" (3/4) ... [2020-10-20 01:45:23,828 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-10-20 01:45:23,862 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-10-20 01:45:23,864 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-10-20 01:45:23,865 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-10-20 01:45:23,867 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-10-20 01:45:23,868 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-10-20 01:45:23,870 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-20 01:45:23,871 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-20 01:45:23,905 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((waterLevel == 1 && 1 == systemActive) && pumpRunning == 0) && \result == 1 [2020-10-20 01:45:23,905 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((waterLevel == 1 && tmp == systemActive) && tmp == 1) && pumpRunning == 0) && \result == 1 [2020-10-20 01:45:23,906 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((waterLevel == 1 && tmp == systemActive) && tmp == 1) && pumpRunning == 0) && \result == 1 [2020-10-20 01:45:23,906 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((1 <= pumpRunning && \result <= 2) && 2 <= tmp) && !(0 == systemActive)) && 2 <= waterLevel) && 2 <= \result) && tmp == 1) && splverifierCounter == 0) && tmp <= 2) && waterLevel <= 2) && \result == 1) || (((((!(0 == systemActive) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && !(0 == systemActive)) && tmp == 1) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((\result == 0 && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) [2020-10-20 01:45:23,907 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1 <= pumpRunning && !(0 == systemActive)) && tmp == 1) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || (((((!(0 == systemActive) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && !(0 == systemActive)) && tmp == 1) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((\result == 0 && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) [2020-10-20 01:45:23,907 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1 <= pumpRunning && !(0 == systemActive)) && tmp == 1) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || (((((!(0 == systemActive) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && !(0 == systemActive)) && tmp == 1) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((\result == 0 && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) [2020-10-20 01:45:23,908 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 <= pumpRunning && !(0 == systemActive)) && tmp == 1) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && !(0 == systemActive)) && tmp == 1) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || ((((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) [2020-10-20 01:45:23,908 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1 [2020-10-20 01:45:23,909 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((\result == 0 && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && !(0 == systemActive)) && tmp == 1) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((((1 <= pumpRunning && 1 <= \result) && !(0 == systemActive)) && 2 <= waterLevel) && tmp == 1) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) [2020-10-20 01:45:23,909 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == 0 && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && !(0 == systemActive)) && tmp == 1) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) [2020-10-20 01:45:23,910 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(0 == systemActive) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || (((((\result == 0 && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && !(0 == systemActive)) && tmp == 1) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) [2020-10-20 01:45:23,910 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1 <= pumpRunning && !(0 == systemActive)) && tmp == 1) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || (((((!(0 == systemActive) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && !(0 == systemActive)) && tmp == 1) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((\result == 0 && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) [2020-10-20 01:45:23,911 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((!(0 == systemActive) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && !(0 == systemActive)) && tmp == 1) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || ((((((((1 <= pumpRunning && \result <= 2) && !(0 == systemActive)) && 2 <= waterLevel) && 2 <= \result) && tmp == 1) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((tmp == 1 && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) [2020-10-20 01:45:23,912 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && !(0 == systemActive)) && tmp == 1) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1 [2020-10-20 01:45:23,913 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && !(0 == systemActive)) && tmp == 1) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1 [2020-10-20 01:45:23,913 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(0 == systemActive) && 2 <= waterLevel) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || ((((((!(\result == 0) && !(0 == systemActive)) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) [2020-10-20 01:45:23,913 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && !(0 == systemActive)) && tmp == 1) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || (((((tmp == 1 && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) [2020-10-20 01:45:23,915 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(0 == systemActive) && 2 <= waterLevel) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || ((((((((!(0 == systemActive) && \result == 0) && tmp == 1) && pumpRunning == 0) && !(tmp == 0)) && splverifierCounter == 0) && tmp___0 == 0) && waterLevel <= 2) && \result == 1) [2020-10-20 01:45:23,917 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!(0 == systemActive) && 2 <= waterLevel) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1 [2020-10-20 01:45:23,917 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!(0 == systemActive) && 2 <= waterLevel) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1 [2020-10-20 01:45:24,015 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-10-20 01:45:24,015 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-20 01:45:24,017 INFO L168 Benchmark]: Toolchain (without parser) took 10635.29 ms. Allocated memory was 39.3 MB in the beginning and 97.0 MB in the end (delta: 57.7 MB). Free memory was 21.3 MB in the beginning and 58.3 MB in the end (delta: -37.0 MB). Peak memory consumption was 63.8 MB. Max. memory is 14.3 GB. [2020-10-20 01:45:24,017 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 29.4 MB. Free memory was 14.7 MB in the beginning and 14.6 MB in the end (delta: 39.9 kB). Peak memory consumption was 39.9 kB. Max. memory is 14.3 GB. [2020-10-20 01:45:24,018 INFO L168 Benchmark]: CACSL2BoogieTranslator took 509.84 ms. Allocated memory was 39.3 MB in the beginning and 40.9 MB in the end (delta: 1.6 MB). Free memory was 20.4 MB in the beginning and 11.5 MB in the end (delta: 8.9 MB). Peak memory consumption was 11.8 MB. Max. memory is 14.3 GB. [2020-10-20 01:45:24,018 INFO L168 Benchmark]: Boogie Procedure Inliner took 107.72 ms. Allocated memory is still 40.9 MB. Free memory was 11.5 MB in the beginning and 21.3 MB in the end (delta: -9.8 MB). Peak memory consumption was 1.2 MB. Max. memory is 14.3 GB. [2020-10-20 01:45:24,019 INFO L168 Benchmark]: Boogie Preprocessor took 65.33 ms. Allocated memory is still 40.9 MB. Free memory was 21.3 MB in the beginning and 18.1 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 14.3 GB. [2020-10-20 01:45:24,019 INFO L168 Benchmark]: RCFGBuilder took 1082.17 ms. Allocated memory was 40.9 MB in the beginning and 46.1 MB in the end (delta: 5.2 MB). Free memory was 18.1 MB in the beginning and 23.8 MB in the end (delta: -5.7 MB). Peak memory consumption was 11.4 MB. Max. memory is 14.3 GB. [2020-10-20 01:45:24,020 INFO L168 Benchmark]: TraceAbstraction took 8667.20 ms. Allocated memory was 46.1 MB in the beginning and 95.4 MB in the end (delta: 49.3 MB). Free memory was 23.1 MB in the beginning and 14.7 MB in the end (delta: 8.4 MB). Peak memory consumption was 61.3 MB. Max. memory is 14.3 GB. [2020-10-20 01:45:24,021 INFO L168 Benchmark]: Witness Printer took 192.28 ms. Allocated memory was 95.4 MB in the beginning and 97.0 MB in the end (delta: 1.6 MB). Free memory was 14.7 MB in the beginning and 58.3 MB in the end (delta: -43.6 MB). Peak memory consumption was 1.1 MB. Max. memory is 14.3 GB. [2020-10-20 01:45:24,024 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 29.4 MB. Free memory was 14.7 MB in the beginning and 14.6 MB in the end (delta: 39.9 kB). Peak memory consumption was 39.9 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 509.84 ms. Allocated memory was 39.3 MB in the beginning and 40.9 MB in the end (delta: 1.6 MB). Free memory was 20.4 MB in the beginning and 11.5 MB in the end (delta: 8.9 MB). Peak memory consumption was 11.8 MB. Max. memory is 14.3 GB. * Boogie Procedure Inliner took 107.72 ms. Allocated memory is still 40.9 MB. Free memory was 11.5 MB in the beginning and 21.3 MB in the end (delta: -9.8 MB). Peak memory consumption was 1.2 MB. Max. memory is 14.3 GB. * Boogie Preprocessor took 65.33 ms. Allocated memory is still 40.9 MB. Free memory was 21.3 MB in the beginning and 18.1 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 14.3 GB. * RCFGBuilder took 1082.17 ms. Allocated memory was 40.9 MB in the beginning and 46.1 MB in the end (delta: 5.2 MB). Free memory was 18.1 MB in the beginning and 23.8 MB in the end (delta: -5.7 MB). Peak memory consumption was 11.4 MB. Max. memory is 14.3 GB. * TraceAbstraction took 8667.20 ms. Allocated memory was 46.1 MB in the beginning and 95.4 MB in the end (delta: 49.3 MB). Free memory was 23.1 MB in the beginning and 14.7 MB in the end (delta: 8.4 MB). Peak memory consumption was 61.3 MB. Max. memory is 14.3 GB. * Witness Printer took 192.28 ms. Allocated memory was 95.4 MB in the beginning and 97.0 MB in the end (delta: 1.6 MB). Free memory was 14.7 MB in the beginning and 58.3 MB in the end (delta: -43.6 MB). Peak memory consumption was 1.1 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: 80]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 325]: Loop Invariant Derived loop invariant: (((((((1 <= pumpRunning && !(0 == systemActive)) && tmp == 1) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && !(0 == systemActive)) && tmp == 1) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || ((((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 196]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 80]: Loop Invariant Derived loop invariant: ((((((((1 <= pumpRunning && !(0 == systemActive)) && tmp == 1) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || (((((!(0 == systemActive) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && !(0 == systemActive)) && tmp == 1) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((\result == 0 && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 241]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 196]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 850]: Loop Invariant Derived loop invariant: (((waterLevel == 1 && tmp == systemActive) && tmp == 1) && pumpRunning == 0) && \result == 1 - InvariantResult [Line: 241]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 196]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 69]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 241]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 69]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 196]: Loop Invariant Derived loop invariant: (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && !(0 == systemActive)) && tmp == 1) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || (((((tmp == 1 && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 401]: Loop Invariant Derived loop invariant: (((waterLevel == 1 && tmp == systemActive) && tmp == 1) && pumpRunning == 0) && \result == 1 - InvariantResult [Line: 241]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 196]: Loop Invariant Derived loop invariant: ((((((\result == 0 && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && !(0 == systemActive)) && tmp == 1) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((((1 <= pumpRunning && 1 <= \result) && !(0 == systemActive)) && 2 <= waterLevel) && tmp == 1) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 69]: Loop Invariant Derived loop invariant: ((((((!(0 == systemActive) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || (((((\result == 0 && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && !(0 == systemActive)) && tmp == 1) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 299]: Loop Invariant Derived loop invariant: ((((((((1 <= pumpRunning && !(0 == systemActive)) && tmp == 1) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || (((((!(0 == systemActive) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && !(0 == systemActive)) && tmp == 1) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((\result == 0 && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 80]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 423]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 196]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 968]: Loop Invariant Derived loop invariant: (((((((!(0 == systemActive) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && !(0 == systemActive)) && tmp == 1) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || ((((((((1 <= pumpRunning && \result <= 2) && !(0 == systemActive)) && 2 <= waterLevel) && 2 <= \result) && tmp == 1) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((tmp == 1 && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 968]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 264]: Loop Invariant Derived loop invariant: (((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1 - InvariantResult [Line: 968]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 241]: Loop Invariant Derived loop invariant: ((((((!(0 == systemActive) && 2 <= waterLevel) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || ((((((((!(0 == systemActive) && \result == 0) && tmp == 1) && pumpRunning == 0) && !(tmp == 0)) && splverifierCounter == 0) && tmp___0 == 0) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 936]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 241]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 936]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 936]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 288]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 936]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 936]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 185]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (waterLevel == 1 && 1 == systemActive) && pumpRunning == 0 - InvariantResult [Line: 185]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 936]: Loop Invariant Derived loop invariant: ((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && !(0 == systemActive)) && tmp == 1) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1 - InvariantResult [Line: 185]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 936]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 185]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 936]: Loop Invariant Derived loop invariant: (((((!(0 == systemActive) && 2 <= waterLevel) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1 - InvariantResult [Line: 185]: Loop Invariant Derived loop invariant: (((((!(0 == systemActive) && 2 <= waterLevel) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1 - InvariantResult [Line: 936]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 309]: Loop Invariant Derived loop invariant: ((((((((1 <= pumpRunning && !(0 == systemActive)) && tmp == 1) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || (((((!(0 == systemActive) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && !(0 == systemActive)) && tmp == 1) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((\result == 0 && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 185]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 433]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 185]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 977]: Loop Invariant Derived loop invariant: ((((((!(0 == systemActive) && 2 <= waterLevel) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || ((((((!(\result == 0) && !(0 == systemActive)) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 357]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 977]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 977]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 73]: Loop Invariant Derived loop invariant: (((((\result == 0 && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && !(0 == systemActive)) && tmp == 1) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 977]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 838]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && 1 == systemActive) && pumpRunning == 0) && \result == 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((((((((1 <= pumpRunning && \result <= 2) && 2 <= tmp) && !(0 == systemActive)) && 2 <= waterLevel) && 2 <= \result) && tmp == 1) && splverifierCounter == 0) && tmp <= 2) && waterLevel <= 2) && \result == 1) || (((((!(0 == systemActive) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && !(0 == systemActive)) && tmp == 1) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((\result == 0 && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 73]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 977]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 73]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 185]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 185]: Loop Invariant Derived loop invariant: ((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && !(0 == systemActive)) && tmp == 1) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1 - InvariantResult [Line: 977]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 143 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 4.0s, OverallIterations: 10, TraceHistogramMax: 2, AutomataDifference: 1.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1167 SDtfs, 1896 SDslu, 1949 SDs, 0 SdLazy, 291 SolverSat, 90 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 136 GetRequests, 82 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=259occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 10 MinimizatonAttempts, 744 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 63 LocationsWithAnnotation, 63 PreInvPairs, 217 NumberOfFragments, 1072 HoareAnnotationTreeSize, 63 FomulaSimplifications, 68075 FormulaSimplificationTreeSizeReduction, 1.1s HoareSimplificationTime, 63 FomulaSimplificationsInter, 103676 FormulaSimplificationTreeSizeReductionInter, 3.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 389 NumberOfCodeBlocks, 389 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 378 ConstructedInterpolants, 0 QuantifiedInterpolants, 32890 SizeOfPredicates, 4 NumberOfNonLiveVariables, 454 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 11 InterpolantComputations, 9 PerfectInterpolantSequences, 26/32 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...