./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product35_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_33103275-8862-4b93-a9cb-dd94b8e952c6/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_33103275-8862-4b93-a9cb-dd94b8e952c6/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_33103275-8862-4b93-a9cb-dd94b8e952c6/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_33103275-8862-4b93-a9cb-dd94b8e952c6/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product35_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_33103275-8862-4b93-a9cb-dd94b8e952c6/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_33103275-8862-4b93-a9cb-dd94b8e952c6/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 426d9f957077f660214567f7d0d5aaa1a30c29c0 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 02:57:25,162 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 02:57:25,163 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 02:57:25,169 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 02:57:25,170 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 02:57:25,170 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 02:57:25,171 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 02:57:25,172 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 02:57:25,172 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 02:57:25,173 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 02:57:25,173 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 02:57:25,173 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 02:57:25,174 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 02:57:25,174 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 02:57:25,175 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 02:57:25,175 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 02:57:25,175 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 02:57:25,176 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 02:57:25,177 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 02:57:25,178 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 02:57:25,179 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 02:57:25,179 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 02:57:25,180 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 02:57:25,180 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 02:57:25,181 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 02:57:25,181 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 02:57:25,182 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 02:57:25,182 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 02:57:25,183 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 02:57:25,183 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 02:57:25,183 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 02:57:25,184 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 02:57:25,184 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 02:57:25,184 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 02:57:25,184 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 02:57:25,185 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 02:57:25,185 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_33103275-8862-4b93-a9cb-dd94b8e952c6/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-02 02:57:25,192 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 02:57:25,193 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 02:57:25,193 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 02:57:25,193 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-02 02:57:25,193 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 02:57:25,194 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 02:57:25,194 INFO L133 SettingsManager]: * Use SBE=true [2018-12-02 02:57:25,194 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 02:57:25,194 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 02:57:25,194 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 02:57:25,194 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 02:57:25,194 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 02:57:25,194 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 02:57:25,194 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 02:57:25,195 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 02:57:25,195 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 02:57:25,195 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 02:57:25,195 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 02:57:25,195 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 02:57:25,195 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 02:57:25,195 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-02 02:57:25,195 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 02:57:25,195 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-02 02:57:25,195 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 02:57:25,195 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 02:57:25,196 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 02:57:25,196 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 02:57:25,196 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-02 02:57:25,196 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 02:57:25,196 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 02:57:25,196 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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 -> /tmp/vcloud-vcloud-master/worker/working_dir_33103275-8862-4b93-a9cb-dd94b8e952c6/bin-2019/uautomizer 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(__VERIFIER_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 -> 426d9f957077f660214567f7d0d5aaa1a30c29c0 [2018-12-02 02:57:25,213 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 02:57:25,223 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 02:57:25,225 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 02:57:25,226 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 02:57:25,226 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 02:57:25,227 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_33103275-8862-4b93-a9cb-dd94b8e952c6/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec5_product35_true-unreach-call_false-termination.cil.c [2018-12-02 02:57:25,271 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_33103275-8862-4b93-a9cb-dd94b8e952c6/bin-2019/uautomizer/data/1591cb0b1/20af6960739a4c99bc14ed2218d2c22a/FLAG423066098 [2018-12-02 02:57:25,679 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 02:57:25,679 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_33103275-8862-4b93-a9cb-dd94b8e952c6/sv-benchmarks/c/product-lines/minepump_spec5_product35_true-unreach-call_false-termination.cil.c [2018-12-02 02:57:25,685 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_33103275-8862-4b93-a9cb-dd94b8e952c6/bin-2019/uautomizer/data/1591cb0b1/20af6960739a4c99bc14ed2218d2c22a/FLAG423066098 [2018-12-02 02:57:25,693 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_33103275-8862-4b93-a9cb-dd94b8e952c6/bin-2019/uautomizer/data/1591cb0b1/20af6960739a4c99bc14ed2218d2c22a [2018-12-02 02:57:25,695 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 02:57:25,696 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 02:57:25,696 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 02:57:25,696 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 02:57:25,698 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 02:57:25,699 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:57:25" (1/1) ... [2018-12-02 02:57:25,700 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2648fef5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:57:25, skipping insertion in model container [2018-12-02 02:57:25,701 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:57:25" (1/1) ... [2018-12-02 02:57:25,705 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 02:57:25,724 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 02:57:25,869 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 02:57:25,877 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 02:57:25,965 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 02:57:25,979 INFO L195 MainTranslator]: Completed translation [2018-12-02 02:57:25,979 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:57:25 WrapperNode [2018-12-02 02:57:25,979 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 02:57:25,980 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 02:57:25,980 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 02:57:25,980 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 02:57:25,985 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:57:25" (1/1) ... [2018-12-02 02:57:25,995 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:57:25" (1/1) ... [2018-12-02 02:57:26,000 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 02:57:26,000 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 02:57:26,000 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 02:57:26,001 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 02:57:26,007 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:57:25" (1/1) ... [2018-12-02 02:57:26,007 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:57:25" (1/1) ... [2018-12-02 02:57:26,009 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:57:25" (1/1) ... [2018-12-02 02:57:26,009 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:57:25" (1/1) ... [2018-12-02 02:57:26,014 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:57:25" (1/1) ... [2018-12-02 02:57:26,018 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:57:25" (1/1) ... [2018-12-02 02:57:26,020 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:57:25" (1/1) ... [2018-12-02 02:57:26,021 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 02:57:26,022 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 02:57:26,022 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 02:57:26,022 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 02:57:26,022 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:57:25" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_33103275-8862-4b93-a9cb-dd94b8e952c6/bin-2019/uautomizer/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 [2018-12-02 02:57:26,057 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-12-02 02:57:26,057 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-12-02 02:57:26,057 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-02 02:57:26,057 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-02 02:57:26,057 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-12-02 02:57:26,058 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-12-02 02:57:26,058 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 02:57:26,058 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-12-02 02:57:26,058 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-12-02 02:57:26,058 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-12-02 02:57:26,058 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-12-02 02:57:26,058 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-12-02 02:57:26,058 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-12-02 02:57:26,058 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-02 02:57:26,059 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-02 02:57:26,059 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-12-02 02:57:26,059 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-12-02 02:57:26,059 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-12-02 02:57:26,059 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-12-02 02:57:26,059 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-12-02 02:57:26,059 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-12-02 02:57:26,059 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-12-02 02:57:26,060 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-12-02 02:57:26,060 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-02 02:57:26,060 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-02 02:57:26,060 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-02 02:57:26,060 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-02 02:57:26,060 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-12-02 02:57:26,060 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-12-02 02:57:26,060 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-02 02:57:26,060 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-02 02:57:26,060 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-12-02 02:57:26,061 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-12-02 02:57:26,061 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-12-02 02:57:26,061 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-12-02 02:57:26,061 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2018-12-02 02:57:26,061 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2018-12-02 02:57:26,061 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2018-12-02 02:57:26,061 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2018-12-02 02:57:26,061 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2018-12-02 02:57:26,061 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2018-12-02 02:57:26,061 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-12-02 02:57:26,061 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-12-02 02:57:26,061 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-12-02 02:57:26,061 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-12-02 02:57:26,062 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-02 02:57:26,062 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-02 02:57:26,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-02 02:57:26,062 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-02 02:57:26,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-02 02:57:26,062 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-02 02:57:26,062 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-02 02:57:26,062 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-12-02 02:57:26,062 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-12-02 02:57:26,062 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 02:57:26,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 02:57:26,345 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 02:57:26,345 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-12-02 02:57:26,345 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:57:26 BoogieIcfgContainer [2018-12-02 02:57:26,345 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 02:57:26,346 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-02 02:57:26,346 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-02 02:57:26,348 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-02 02:57:26,348 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 02:57:25" (1/3) ... [2018-12-02 02:57:26,349 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@359c87cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 02:57:26, skipping insertion in model container [2018-12-02 02:57:26,349 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:57:25" (2/3) ... [2018-12-02 02:57:26,349 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@359c87cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 02:57:26, skipping insertion in model container [2018-12-02 02:57:26,349 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:57:26" (3/3) ... [2018-12-02 02:57:26,350 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product35_true-unreach-call_false-termination.cil.c [2018-12-02 02:57:26,356 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-02 02:57:26,361 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-02 02:57:26,370 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-02 02:57:26,387 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-02 02:57:26,388 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-02 02:57:26,388 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-02 02:57:26,388 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-02 02:57:26,388 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-02 02:57:26,388 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-02 02:57:26,388 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-02 02:57:26,388 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-02 02:57:26,388 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-02 02:57:26,399 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states. [2018-12-02 02:57:26,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-12-02 02:57:26,404 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 02:57:26,405 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 02:57:26,406 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 02:57:26,410 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 02:57:26,410 INFO L82 PathProgramCache]: Analyzing trace with hash 1767142288, now seen corresponding path program 1 times [2018-12-02 02:57:26,411 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 02:57:26,411 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 02:57:26,439 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:57:26,439 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 02:57:26,440 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:57:26,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:57:26,549 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 02:57:26,551 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 02:57:26,551 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-02 02:57:26,553 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-02 02:57:26,560 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-02 02:57:26,561 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-02 02:57:26,562 INFO L87 Difference]: Start difference. First operand 137 states. Second operand 2 states. [2018-12-02 02:57:26,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 02:57:26,583 INFO L93 Difference]: Finished difference Result 244 states and 303 transitions. [2018-12-02 02:57:26,584 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-02 02:57:26,584 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2018-12-02 02:57:26,585 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 02:57:26,591 INFO L225 Difference]: With dead ends: 244 [2018-12-02 02:57:26,592 INFO L226 Difference]: Without dead ends: 124 [2018-12-02 02:57:26,594 INFO L631 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 [2018-12-02 02:57:26,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2018-12-02 02:57:26,620 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 124. [2018-12-02 02:57:26,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 124 states. [2018-12-02 02:57:26,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 145 transitions. [2018-12-02 02:57:26,624 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 145 transitions. Word has length 59 [2018-12-02 02:57:26,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 02:57:26,624 INFO L480 AbstractCegarLoop]: Abstraction has 124 states and 145 transitions. [2018-12-02 02:57:26,624 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-02 02:57:26,624 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 145 transitions. [2018-12-02 02:57:26,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-12-02 02:57:26,626 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 02:57:26,626 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 02:57:26,626 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 02:57:26,627 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 02:57:26,627 INFO L82 PathProgramCache]: Analyzing trace with hash -2037500954, now seen corresponding path program 1 times [2018-12-02 02:57:26,627 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 02:57:26,627 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 02:57:26,628 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:57:26,628 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 02:57:26,628 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:57:26,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:57:26,721 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 02:57:26,721 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 02:57:26,721 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-02 02:57:26,722 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-02 02:57:26,723 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-02 02:57:26,723 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-12-02 02:57:26,723 INFO L87 Difference]: Start difference. First operand 124 states and 145 transitions. Second operand 7 states. [2018-12-02 02:57:26,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 02:57:26,941 INFO L93 Difference]: Finished difference Result 381 states and 471 transitions. [2018-12-02 02:57:26,941 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-02 02:57:26,941 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 64 [2018-12-02 02:57:26,941 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 02:57:26,944 INFO L225 Difference]: With dead ends: 381 [2018-12-02 02:57:26,944 INFO L226 Difference]: Without dead ends: 285 [2018-12-02 02:57:26,945 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-12-02 02:57:26,946 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 285 states. [2018-12-02 02:57:26,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 285 to 265. [2018-12-02 02:57:26,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 265 states. [2018-12-02 02:57:26,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 265 states and 324 transitions. [2018-12-02 02:57:26,967 INFO L78 Accepts]: Start accepts. Automaton has 265 states and 324 transitions. Word has length 64 [2018-12-02 02:57:26,968 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 02:57:26,968 INFO L480 AbstractCegarLoop]: Abstraction has 265 states and 324 transitions. [2018-12-02 02:57:26,968 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-02 02:57:26,968 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 324 transitions. [2018-12-02 02:57:26,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-12-02 02:57:26,969 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 02:57:26,969 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 02:57:26,970 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 02:57:26,970 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 02:57:26,970 INFO L82 PathProgramCache]: Analyzing trace with hash -2010191385, now seen corresponding path program 1 times [2018-12-02 02:57:26,970 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 02:57:26,970 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 02:57:26,971 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:57:26,971 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 02:57:26,971 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:57:26,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:57:27,006 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 02:57:27,006 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 02:57:27,006 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-02 02:57:27,007 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-02 02:57:27,007 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-02 02:57:27,007 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-02 02:57:27,007 INFO L87 Difference]: Start difference. First operand 265 states and 324 transitions. Second operand 3 states. [2018-12-02 02:57:27,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 02:57:27,017 INFO L93 Difference]: Finished difference Result 412 states and 496 transitions. [2018-12-02 02:57:27,017 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-02 02:57:27,017 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 68 [2018-12-02 02:57:27,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 02:57:27,019 INFO L225 Difference]: With dead ends: 412 [2018-12-02 02:57:27,019 INFO L226 Difference]: Without dead ends: 238 [2018-12-02 02:57:27,020 INFO L631 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 [2018-12-02 02:57:27,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 238 states. [2018-12-02 02:57:27,033 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 238 to 238. [2018-12-02 02:57:27,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 238 states. [2018-12-02 02:57:27,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 238 states and 286 transitions. [2018-12-02 02:57:27,034 INFO L78 Accepts]: Start accepts. Automaton has 238 states and 286 transitions. Word has length 68 [2018-12-02 02:57:27,035 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 02:57:27,035 INFO L480 AbstractCegarLoop]: Abstraction has 238 states and 286 transitions. [2018-12-02 02:57:27,035 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-02 02:57:27,035 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 286 transitions. [2018-12-02 02:57:27,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-12-02 02:57:27,037 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 02:57:27,037 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 02:57:27,037 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 02:57:27,037 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 02:57:27,037 INFO L82 PathProgramCache]: Analyzing trace with hash -1035818203, now seen corresponding path program 1 times [2018-12-02 02:57:27,037 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 02:57:27,037 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 02:57:27,038 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:57:27,038 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 02:57:27,038 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:57:27,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:57:27,104 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-02 02:57:27,105 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 02:57:27,105 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-02 02:57:27,105 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-02 02:57:27,105 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-02 02:57:27,105 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-12-02 02:57:27,106 INFO L87 Difference]: Start difference. First operand 238 states and 286 transitions. Second operand 7 states. [2018-12-02 02:57:27,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 02:57:27,491 INFO L93 Difference]: Finished difference Result 605 states and 777 transitions. [2018-12-02 02:57:27,491 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-12-02 02:57:27,492 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 70 [2018-12-02 02:57:27,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 02:57:27,494 INFO L225 Difference]: With dead ends: 605 [2018-12-02 02:57:27,494 INFO L226 Difference]: Without dead ends: 395 [2018-12-02 02:57:27,495 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-12-02 02:57:27,495 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 395 states. [2018-12-02 02:57:27,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 395 to 348. [2018-12-02 02:57:27,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 348 states. [2018-12-02 02:57:27,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 348 states and 418 transitions. [2018-12-02 02:57:27,528 INFO L78 Accepts]: Start accepts. Automaton has 348 states and 418 transitions. Word has length 70 [2018-12-02 02:57:27,528 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 02:57:27,528 INFO L480 AbstractCegarLoop]: Abstraction has 348 states and 418 transitions. [2018-12-02 02:57:27,529 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-02 02:57:27,529 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 418 transitions. [2018-12-02 02:57:27,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-12-02 02:57:27,531 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 02:57:27,532 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 02:57:27,532 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 02:57:27,532 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 02:57:27,532 INFO L82 PathProgramCache]: Analyzing trace with hash 1864868544, now seen corresponding path program 1 times [2018-12-02 02:57:27,532 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 02:57:27,532 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 02:57:27,533 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:57:27,533 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 02:57:27,533 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:57:27,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:57:27,603 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 02:57:27,603 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 02:57:27,603 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-02 02:57:27,603 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-02 02:57:27,604 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-02 02:57:27,604 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-02 02:57:27,604 INFO L87 Difference]: Start difference. First operand 348 states and 418 transitions. Second operand 6 states. [2018-12-02 02:57:27,634 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 02:57:27,634 INFO L93 Difference]: Finished difference Result 678 states and 829 transitions. [2018-12-02 02:57:27,635 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-02 02:57:27,635 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 87 [2018-12-02 02:57:27,635 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 02:57:27,636 INFO L225 Difference]: With dead ends: 678 [2018-12-02 02:57:27,636 INFO L226 Difference]: Without dead ends: 358 [2018-12-02 02:57:27,651 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-12-02 02:57:27,651 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 358 states. [2018-12-02 02:57:27,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 358 to 358. [2018-12-02 02:57:27,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 358 states. [2018-12-02 02:57:27,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 358 states and 428 transitions. [2018-12-02 02:57:27,664 INFO L78 Accepts]: Start accepts. Automaton has 358 states and 428 transitions. Word has length 87 [2018-12-02 02:57:27,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 02:57:27,664 INFO L480 AbstractCegarLoop]: Abstraction has 358 states and 428 transitions. [2018-12-02 02:57:27,664 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-02 02:57:27,664 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 428 transitions. [2018-12-02 02:57:27,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-12-02 02:57:27,665 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 02:57:27,666 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 02:57:27,666 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 02:57:27,666 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 02:57:27,666 INFO L82 PathProgramCache]: Analyzing trace with hash -1043895358, now seen corresponding path program 1 times [2018-12-02 02:57:27,666 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 02:57:27,666 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 02:57:27,667 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:57:27,667 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 02:57:27,667 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:57:27,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:57:27,730 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 02:57:27,730 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 02:57:27,730 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-02 02:57:27,730 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-02 02:57:27,731 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-02 02:57:27,731 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-12-02 02:57:27,731 INFO L87 Difference]: Start difference. First operand 358 states and 428 transitions. Second operand 8 states. [2018-12-02 02:57:27,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 02:57:27,762 INFO L93 Difference]: Finished difference Result 702 states and 864 transitions. [2018-12-02 02:57:27,762 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-02 02:57:27,762 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 87 [2018-12-02 02:57:27,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 02:57:27,764 INFO L225 Difference]: With dead ends: 702 [2018-12-02 02:57:27,764 INFO L226 Difference]: Without dead ends: 372 [2018-12-02 02:57:27,765 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-12-02 02:57:27,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 372 states. [2018-12-02 02:57:27,781 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 372 to 366. [2018-12-02 02:57:27,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 366 states. [2018-12-02 02:57:27,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 366 states and 436 transitions. [2018-12-02 02:57:27,783 INFO L78 Accepts]: Start accepts. Automaton has 366 states and 436 transitions. Word has length 87 [2018-12-02 02:57:27,783 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 02:57:27,783 INFO L480 AbstractCegarLoop]: Abstraction has 366 states and 436 transitions. [2018-12-02 02:57:27,783 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-02 02:57:27,783 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 436 transitions. [2018-12-02 02:57:27,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-12-02 02:57:27,785 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 02:57:27,785 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 02:57:27,785 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 02:57:27,785 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 02:57:27,785 INFO L82 PathProgramCache]: Analyzing trace with hash 1067395011, now seen corresponding path program 1 times [2018-12-02 02:57:27,785 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 02:57:27,785 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 02:57:27,786 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:57:27,786 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 02:57:27,786 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:57:27,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:57:27,859 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 02:57:27,859 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 02:57:27,859 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-02 02:57:27,860 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-02 02:57:27,860 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-02 02:57:27,860 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-02 02:57:27,860 INFO L87 Difference]: Start difference. First operand 366 states and 436 transitions. Second operand 4 states. [2018-12-02 02:57:27,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 02:57:27,987 INFO L93 Difference]: Finished difference Result 1178 states and 1471 transitions. [2018-12-02 02:57:27,987 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-02 02:57:27,988 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 87 [2018-12-02 02:57:27,988 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 02:57:27,990 INFO L225 Difference]: With dead ends: 1178 [2018-12-02 02:57:27,990 INFO L226 Difference]: Without dead ends: 840 [2018-12-02 02:57:27,991 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 3 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-02 02:57:27,992 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 840 states. [2018-12-02 02:57:28,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 840 to 823. [2018-12-02 02:57:28,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 823 states. [2018-12-02 02:57:28,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 823 states to 823 states and 1002 transitions. [2018-12-02 02:57:28,020 INFO L78 Accepts]: Start accepts. Automaton has 823 states and 1002 transitions. Word has length 87 [2018-12-02 02:57:28,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 02:57:28,020 INFO L480 AbstractCegarLoop]: Abstraction has 823 states and 1002 transitions. [2018-12-02 02:57:28,020 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-02 02:57:28,020 INFO L276 IsEmpty]: Start isEmpty. Operand 823 states and 1002 transitions. [2018-12-02 02:57:28,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-12-02 02:57:28,021 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 02:57:28,021 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 02:57:28,021 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 02:57:28,022 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 02:57:28,022 INFO L82 PathProgramCache]: Analyzing trace with hash 969605833, now seen corresponding path program 1 times [2018-12-02 02:57:28,022 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 02:57:28,022 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 02:57:28,022 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:57:28,022 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 02:57:28,022 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:57:28,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:57:28,104 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 02:57:28,104 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 02:57:28,104 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-12-02 02:57:28,105 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-02 02:57:28,105 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-02 02:57:28,105 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-12-02 02:57:28,105 INFO L87 Difference]: Start difference. First operand 823 states and 1002 transitions. Second operand 9 states. [2018-12-02 02:57:28,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 02:57:28,623 INFO L93 Difference]: Finished difference Result 2266 states and 2891 transitions. [2018-12-02 02:57:28,623 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-12-02 02:57:28,623 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 91 [2018-12-02 02:57:28,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 02:57:28,628 INFO L225 Difference]: With dead ends: 2266 [2018-12-02 02:57:28,628 INFO L226 Difference]: Without dead ends: 1643 [2018-12-02 02:57:28,630 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=79, Invalid=263, Unknown=0, NotChecked=0, Total=342 [2018-12-02 02:57:28,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1643 states. [2018-12-02 02:57:28,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1643 to 1448. [2018-12-02 02:57:28,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1448 states. [2018-12-02 02:57:28,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1448 states to 1448 states and 1744 transitions. [2018-12-02 02:57:28,678 INFO L78 Accepts]: Start accepts. Automaton has 1448 states and 1744 transitions. Word has length 91 [2018-12-02 02:57:28,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 02:57:28,679 INFO L480 AbstractCegarLoop]: Abstraction has 1448 states and 1744 transitions. [2018-12-02 02:57:28,679 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-02 02:57:28,679 INFO L276 IsEmpty]: Start isEmpty. Operand 1448 states and 1744 transitions. [2018-12-02 02:57:28,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-02 02:57:28,681 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 02:57:28,681 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 02:57:28,681 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 02:57:28,681 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 02:57:28,681 INFO L82 PathProgramCache]: Analyzing trace with hash -1743230491, now seen corresponding path program 1 times [2018-12-02 02:57:28,681 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 02:57:28,681 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 02:57:28,682 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:57:28,682 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 02:57:28,682 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:57:28,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:57:28,790 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 22 proven. 5 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-02 02:57:28,790 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 02:57:28,790 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_33103275-8862-4b93-a9cb-dd94b8e952c6/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 02:57:28,799 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 02:57:28,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:57:28,894 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 02:57:29,011 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 25 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:57:29,038 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-02 02:57:29,038 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7] total 16 [2018-12-02 02:57:29,039 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-12-02 02:57:29,039 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-12-02 02:57:29,039 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2018-12-02 02:57:29,040 INFO L87 Difference]: Start difference. First operand 1448 states and 1744 transitions. Second operand 16 states. [2018-12-02 02:57:29,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 02:57:29,719 INFO L93 Difference]: Finished difference Result 2756 states and 3444 transitions. [2018-12-02 02:57:29,719 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-12-02 02:57:29,719 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 134 [2018-12-02 02:57:29,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 02:57:29,726 INFO L225 Difference]: With dead ends: 2756 [2018-12-02 02:57:29,726 INFO L226 Difference]: Without dead ends: 1502 [2018-12-02 02:57:29,729 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 189 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=169, Invalid=887, Unknown=0, NotChecked=0, Total=1056 [2018-12-02 02:57:29,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1502 states. [2018-12-02 02:57:29,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1502 to 1084. [2018-12-02 02:57:29,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1084 states. [2018-12-02 02:57:29,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 1084 states and 1265 transitions. [2018-12-02 02:57:29,794 INFO L78 Accepts]: Start accepts. Automaton has 1084 states and 1265 transitions. Word has length 134 [2018-12-02 02:57:29,795 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 02:57:29,795 INFO L480 AbstractCegarLoop]: Abstraction has 1084 states and 1265 transitions. [2018-12-02 02:57:29,795 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-12-02 02:57:29,795 INFO L276 IsEmpty]: Start isEmpty. Operand 1084 states and 1265 transitions. [2018-12-02 02:57:29,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-12-02 02:57:29,799 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 02:57:29,799 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 02:57:29,799 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 02:57:29,799 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 02:57:29,800 INFO L82 PathProgramCache]: Analyzing trace with hash 1110342767, now seen corresponding path program 1 times [2018-12-02 02:57:29,800 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 02:57:29,800 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 02:57:29,800 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:57:29,800 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 02:57:29,801 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:57:29,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:57:29,853 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2018-12-02 02:57:29,853 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 02:57:29,853 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-02 02:57:29,854 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-02 02:57:29,854 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-02 02:57:29,854 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-02 02:57:29,854 INFO L87 Difference]: Start difference. First operand 1084 states and 1265 transitions. Second operand 3 states. [2018-12-02 02:57:29,884 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 02:57:29,884 INFO L93 Difference]: Finished difference Result 1270 states and 1490 transitions. [2018-12-02 02:57:29,884 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-02 02:57:29,884 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 241 [2018-12-02 02:57:29,885 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 02:57:29,885 INFO L225 Difference]: With dead ends: 1270 [2018-12-02 02:57:29,885 INFO L226 Difference]: Without dead ends: 0 [2018-12-02 02:57:29,886 INFO L631 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 [2018-12-02 02:57:29,886 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-02 02:57:29,886 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-02 02:57:29,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-02 02:57:29,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-02 02:57:29,887 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 241 [2018-12-02 02:57:29,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 02:57:29,887 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-02 02:57:29,887 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-02 02:57:29,887 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-02 02:57:29,887 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 02:57:29,890 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-02 02:57:29,912 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:57:29,948 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:57:29,960 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:57:29,992 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:57:30,017 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:57:30,047 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:57:30,068 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:57:30,082 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:57:30,082 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:57:30,118 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:57:30,152 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:57:30,171 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:57:30,172 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:57:30,174 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:57:30,537 WARN L180 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 39 [2018-12-02 02:57:30,756 WARN L180 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 50 [2018-12-02 02:57:30,972 WARN L180 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 42 [2018-12-02 02:57:31,816 WARN L180 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 48 [2018-12-02 02:57:32,018 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 539 545) the Hoare annotation is: true [2018-12-02 02:57:32,019 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 539 545) no Hoare annotation was computed. [2018-12-02 02:57:32,019 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 546 554) no Hoare annotation was computed. [2018-12-02 02:57:32,019 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 546 554) the Hoare annotation is: true [2018-12-02 02:57:32,019 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 546 554) no Hoare annotation was computed. [2018-12-02 02:57:32,019 INFO L444 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 899 906) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)) (not (= ~waterLevel~0 1)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) [2018-12-02 02:57:32,019 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 899 906) no Hoare annotation was computed. [2018-12-02 02:57:32,019 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 899 906) no Hoare annotation was computed. [2018-12-02 02:57:32,019 INFO L448 ceAbstractionStarter]: For program point L912(line 912) no Hoare annotation was computed. [2018-12-02 02:57:32,019 INFO L444 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 907 916) the Hoare annotation is: (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse3 (not (= ~systemActive~0 1))) (.cse2 (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)))) (and (or (not (= ~systemActive~0 0)) .cse0 (or .cse1 .cse2)) (or .cse1 .cse3 .cse2 (not (= ~waterLevel~0 1)) .cse0) (or .cse0 (not (= 1 ~pumpRunning~0)) .cse3 .cse2))) [2018-12-02 02:57:32,019 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 907 916) no Hoare annotation was computed. [2018-12-02 02:57:32,019 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 907 916) no Hoare annotation was computed. [2018-12-02 02:57:32,019 INFO L448 ceAbstractionStarter]: For program point L929(lines 929 939) no Hoare annotation was computed. [2018-12-02 02:57:32,019 INFO L444 ceAbstractionStarter]: At program point L927(line 927) the Hoare annotation is: (let ((.cse3 (not (= 0 ~pumpRunning~0))) (.cse0 (not (= ~systemActive~0 1))) (.cse2 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse1 (not (= ~waterLevel~0 2)))) (and (or (not (= 1 ~pumpRunning~0)) .cse0 .cse1) (or (not (= ~systemActive~0 0)) .cse2 (or .cse3 .cse1)) (or .cse3 .cse0 .cse2 .cse1))) [2018-12-02 02:57:32,019 INFO L448 ceAbstractionStarter]: For program point L927-1(line 927) no Hoare annotation was computed. [2018-12-02 02:57:32,020 INFO L448 ceAbstractionStarter]: For program point L925(lines 925 942) no Hoare annotation was computed. [2018-12-02 02:57:32,020 INFO L448 ceAbstractionStarter]: For program point L925-1(lines 917 945) no Hoare annotation was computed. [2018-12-02 02:57:32,020 INFO L451 ceAbstractionStarter]: At program point L923(line 923) the Hoare annotation is: true [2018-12-02 02:57:32,020 INFO L448 ceAbstractionStarter]: For program point L923-1(line 923) no Hoare annotation was computed. [2018-12-02 02:57:32,020 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 917 945) the Hoare annotation is: true [2018-12-02 02:57:32,020 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 917 945) no Hoare annotation was computed. [2018-12-02 02:57:32,020 INFO L444 ceAbstractionStarter]: At program point L932(line 932) the Hoare annotation is: (let ((.cse0 (not (= 1 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~waterLevel~0 2))) (.cse3 (not (= 0 ~pumpRunning~0))) (.cse4 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse1 .cse4 (not (= ~waterLevel~0 1))) (or .cse0 .cse1 .cse4) (or .cse3 .cse1 .cse4 .cse2) (or (not (= ~systemActive~0 0)) (or .cse3 .cse4)))) [2018-12-02 02:57:32,020 INFO L448 ceAbstractionStarter]: For program point L930(lines 930 936) no Hoare annotation was computed. [2018-12-02 02:57:32,020 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 131 153) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) [2018-12-02 02:57:32,020 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 131 153) no Hoare annotation was computed. [2018-12-02 02:57:32,020 INFO L444 ceAbstractionStarter]: At program point L143(line 143) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= main_~tmp~0 1) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-12-02 02:57:32,020 INFO L444 ceAbstractionStarter]: At program point L143-1(line 143) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= main_~tmp~0 1) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-12-02 02:57:32,020 INFO L448 ceAbstractionStarter]: For program point L141(lines 141 148) no Hoare annotation was computed. [2018-12-02 02:57:32,020 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 131 153) no Hoare annotation was computed. [2018-12-02 02:57:32,020 INFO L448 ceAbstractionStarter]: For program point L141-1(lines 141 148) no Hoare annotation was computed. [2018-12-02 02:57:32,020 INFO L448 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-12-02 02:57:32,020 INFO L444 ceAbstractionStarter]: At program point L138(line 138) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) [2018-12-02 02:57:32,020 INFO L444 ceAbstractionStarter]: At program point L137(line 137) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) [2018-12-02 02:57:32,020 INFO L444 ceAbstractionStarter]: At program point L137-1(line 137) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) [2018-12-02 02:57:32,021 INFO L448 ceAbstractionStarter]: For program point stopSystemEXIT(lines 882 896) no Hoare annotation was computed. [2018-12-02 02:57:32,021 INFO L444 ceAbstractionStarter]: At program point L888(line 888) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (= ~waterLevel~0 2))) (or (not (= |old(~systemActive~0)| 0)) (or .cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (or (not (= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 1)) (or .cse0 (not (= ~waterLevel~0 1))))) [2018-12-02 02:57:32,021 INFO L448 ceAbstractionStarter]: For program point L886(lines 886 892) no Hoare annotation was computed. [2018-12-02 02:57:32,021 INFO L444 ceAbstractionStarter]: At program point stopSystemENTRY(lines 882 896) the Hoare annotation is: (let ((.cse2 (not (= 0 |old(~pumpRunning~0)|)))) (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse3 (not (= |old(~systemActive~0)| 0))) (.cse4 (= ~systemActive~0 0)) (.cse1 (or .cse2 (not (= ~waterLevel~0 2))))) (and (or .cse0 .cse1) (or .cse2 (not (= ~waterLevel~0 1)) .cse0) (or .cse3 (and .cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (or .cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (or (not (= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 1)) (or .cse3 .cse4 .cse1)))) [2018-12-02 02:57:32,021 INFO L448 ceAbstractionStarter]: For program point stopSystemFINAL(lines 882 896) no Hoare annotation was computed. [2018-12-02 02:57:32,021 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 818 826) no Hoare annotation was computed. [2018-12-02 02:57:32,021 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 818 826) the Hoare annotation is: true [2018-12-02 02:57:32,021 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 818 826) no Hoare annotation was computed. [2018-12-02 02:57:32,021 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 532 538) no Hoare annotation was computed. [2018-12-02 02:57:32,021 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 532 538) the Hoare annotation is: true [2018-12-02 02:57:32,021 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 117 127) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) [2018-12-02 02:57:32,021 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 117 127) no Hoare annotation was computed. [2018-12-02 02:57:32,021 INFO L444 ceAbstractionStarter]: At program point L122(line 122) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-12-02 02:57:32,021 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 117 127) no Hoare annotation was computed. [2018-12-02 02:57:32,021 INFO L444 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 799 806) the Hoare annotation is: (or (not (= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 1)) [2018-12-02 02:57:32,021 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 799 806) no Hoare annotation was computed. [2018-12-02 02:57:32,021 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 799 806) no Hoare annotation was computed. [2018-12-02 02:57:32,021 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 766 790) no Hoare annotation was computed. [2018-12-02 02:57:32,022 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 766 790) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2))) .cse3) (or .cse1 .cse2 .cse0 (not (= ~waterLevel~0 1)) .cse3) (or .cse3 (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0))) [2018-12-02 02:57:32,022 INFO L444 ceAbstractionStarter]: At program point L785(line 785) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or .cse1 .cse2 .cse0 (not (= ~waterLevel~0 1))) (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0))) [2018-12-02 02:57:32,022 INFO L448 ceAbstractionStarter]: For program point L785-1(lines 766 790) no Hoare annotation was computed. [2018-12-02 02:57:32,022 INFO L444 ceAbstractionStarter]: At program point L780(line 780) the Hoare annotation is: (let ((.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse3 (and (= processEnvironment_~tmp~5 0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) (and (or (not (= 1 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse2 .cse3 .cse0 .cse1 (not (= ~waterLevel~0 1))) (or .cse1 (or .cse2 .cse0 (not (= ~waterLevel~0 2))) .cse3))) [2018-12-02 02:57:32,022 INFO L444 ceAbstractionStarter]: At program point L776(line 776) the Hoare annotation is: (let ((.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 1 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse2 .cse0 .cse1 (not (= ~waterLevel~0 1))) (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) .cse1 (or .cse2 .cse0 (not (= ~waterLevel~0 2)))))) [2018-12-02 02:57:32,022 INFO L448 ceAbstractionStarter]: For program point L774(lines 774 782) no Hoare annotation was computed. [2018-12-02 02:57:32,022 INFO L444 ceAbstractionStarter]: At program point L772(line 772) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2))) .cse3) (or (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0) (or .cse1 .cse2 .cse0 (not (= ~waterLevel~0 1)) .cse3))) [2018-12-02 02:57:32,022 INFO L448 ceAbstractionStarter]: For program point L772-1(line 772) no Hoare annotation was computed. [2018-12-02 02:57:32,022 INFO L448 ceAbstractionStarter]: For program point L770(lines 770 787) no Hoare annotation was computed. [2018-12-02 02:57:32,022 INFO L448 ceAbstractionStarter]: For program point L712(lines 712 718) no Hoare annotation was computed. [2018-12-02 02:57:32,022 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 708 721) no Hoare annotation was computed. [2018-12-02 02:57:32,022 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 708 721) the Hoare annotation is: true [2018-12-02 02:57:32,022 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 708 721) no Hoare annotation was computed. [2018-12-02 02:57:32,022 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 758 764) no Hoare annotation was computed. [2018-12-02 02:57:32,022 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 758 764) the Hoare annotation is: true [2018-12-02 02:57:32,022 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 557 622) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-12-02 02:57:32,022 INFO L444 ceAbstractionStarter]: At program point L605(line 605) the Hoare annotation is: (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~systemActive~0 0) .cse0 .cse1 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (and (= ~pumpRunning~0 1) .cse1) (and .cse0 (= 2 ~waterLevel~0) .cse1) (not (= |old(~systemActive~0)| 1)) (and .cse0 (= 1 ~waterLevel~0) .cse1) (not (= |old(~waterLevel~0)| 1)))) [2018-12-02 02:57:32,023 INFO L448 ceAbstractionStarter]: For program point L603(lines 603 609) no Hoare annotation was computed. [2018-12-02 02:57:32,023 INFO L444 ceAbstractionStarter]: At program point L603-1(lines 597 610) the Hoare annotation is: (let ((.cse0 (= 2 ~waterLevel~0)) (.cse1 (= ~pumpRunning~0 1)) (.cse4 (= 0 ~pumpRunning~0)) (.cse2 (= ~systemActive~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse0 .cse2 .cse3) (and .cse1 .cse2 .cse3 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (and (= ~systemActive~0 0) (and .cse4 .cse3)) (not (= |old(~waterLevel~0)| 1)) (and .cse4 (= 1 ~waterLevel~0) .cse2 .cse3))) [2018-12-02 02:57:32,023 INFO L448 ceAbstractionStarter]: For program point L568(lines 567 614) no Hoare annotation was computed. [2018-12-02 02:57:32,023 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 557 622) no Hoare annotation was computed. [2018-12-02 02:57:32,023 INFO L448 ceAbstractionStarter]: For program point L597(lines 597 610) no Hoare annotation was computed. [2018-12-02 02:57:32,023 INFO L444 ceAbstractionStarter]: At program point L589(line 589) the Hoare annotation is: (let ((.cse0 (= 2 ~waterLevel~0)) (.cse1 (= ~pumpRunning~0 1)) (.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse4 (= 0 ~pumpRunning~0)) (.cse2 (= ~systemActive~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3) (and (= ~systemActive~0 0) .cse4 .cse3 .cse5) (and .cse4 .cse0 .cse2 .cse3) (and .cse1 .cse2 .cse3 .cse5) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse4 (= 1 ~waterLevel~0) .cse2 .cse3))) [2018-12-02 02:57:32,023 INFO L448 ceAbstractionStarter]: For program point L587(lines 587 593) no Hoare annotation was computed. [2018-12-02 02:57:32,023 INFO L448 ceAbstractionStarter]: For program point L587-1(lines 587 593) no Hoare annotation was computed. [2018-12-02 02:57:32,023 INFO L444 ceAbstractionStarter]: At program point L612(lines 567 614) the Hoare annotation is: (let ((.cse1 (= 2 ~waterLevel~0)) (.cse5 (= ~pumpRunning~0 1)) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse0 (= 0 ~pumpRunning~0)) (.cse2 (= ~systemActive~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (and (= ~systemActive~0 0) .cse0 .cse3 .cse4) (and .cse1 .cse5 .cse2 .cse3) (and .cse5 .cse2 .cse3 .cse4) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 (= 1 ~waterLevel~0) .cse2 .cse3))) [2018-12-02 02:57:32,023 INFO L444 ceAbstractionStarter]: At program point L579(line 579) the Hoare annotation is: (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse6 (= ~systemActive~0 1)) (.cse1 (= test_~splverifierCounter~0 0))) (let ((.cse4 (= 2 ~waterLevel~0)) (.cse5 (= ~pumpRunning~0 1)) (.cse2 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse3 (and .cse0 .cse6 .cse1))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~systemActive~0 0) (and .cse0 .cse1) .cse2) (and .cse3 .cse4 .cse2) (and .cse4 .cse5 .cse6 .cse1) (and .cse5 .cse6 .cse1 .cse2) (and .cse3 (= 1 ~waterLevel~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))))) [2018-12-02 02:57:32,023 INFO L448 ceAbstractionStarter]: For program point L577(lines 577 583) no Hoare annotation was computed. [2018-12-02 02:57:32,023 INFO L448 ceAbstractionStarter]: For program point L577-1(lines 577 583) no Hoare annotation was computed. [2018-12-02 02:57:32,023 INFO L448 ceAbstractionStarter]: For program point L569(lines 569 573) no Hoare annotation was computed. [2018-12-02 02:57:32,023 INFO L444 ceAbstractionStarter]: At program point L615(lines 566 616) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-12-02 02:57:32,023 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 557 622) no Hoare annotation was computed. [2018-12-02 02:57:32,023 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-02 02:57:32,023 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (or (= ~waterLevel~0 1) (= |old(~waterLevel~0)| ~waterLevel~0))) [2018-12-02 02:57:32,023 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-02 02:57:32,024 INFO L448 ceAbstractionStarter]: For program point activatePumpFINAL(lines 791 798) no Hoare annotation was computed. [2018-12-02 02:57:32,024 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 791 798) no Hoare annotation was computed. [2018-12-02 02:57:32,024 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 791 798) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (= ~waterLevel~0 2))) [2018-12-02 02:57:32,024 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 863 881) no Hoare annotation was computed. [2018-12-02 02:57:32,024 INFO L448 ceAbstractionStarter]: For program point L872(lines 872 876) no Hoare annotation was computed. [2018-12-02 02:57:32,024 INFO L451 ceAbstractionStarter]: At program point L870(line 870) the Hoare annotation is: true [2018-12-02 02:57:32,024 INFO L448 ceAbstractionStarter]: For program point L872-2(lines 872 876) no Hoare annotation was computed. [2018-12-02 02:57:32,024 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 863 881) the Hoare annotation is: true [2018-12-02 02:57:32,024 INFO L448 ceAbstractionStarter]: For program point L870-1(line 870) no Hoare annotation was computed. [2018-12-02 02:57:32,024 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 863 881) no Hoare annotation was computed. [2018-12-02 02:57:32,024 INFO L451 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 699 707) the Hoare annotation is: true [2018-12-02 02:57:32,024 INFO L448 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 699 707) no Hoare annotation was computed. [2018-12-02 02:57:32,024 INFO L448 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 699 707) no Hoare annotation was computed. [2018-12-02 02:57:32,024 INFO L451 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 655 666) the Hoare annotation is: true [2018-12-02 02:57:32,024 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 655 666) no Hoare annotation was computed. [2018-12-02 02:57:32,024 INFO L448 ceAbstractionStarter]: For program point L659-1(lines 655 666) no Hoare annotation was computed. [2018-12-02 02:57:32,024 INFO L448 ceAbstractionStarter]: For program point L736(lines 734 756) no Hoare annotation was computed. [2018-12-02 02:57:32,024 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 731 757) the Hoare annotation is: (let ((.cse3 (not (= |old(~waterLevel~0)| 1))) (.cse5 (= 0 ~pumpRunning~0)) (.cse8 (not (= |old(~waterLevel~0)| 2))) (.cse10 (= ~pumpRunning~0 1)) (.cse7 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse9 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse6 (not (= ~systemActive~0 0))) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 (and .cse5 (= 1 ~waterLevel~0)) .cse1 .cse3) (or .cse6 (and .cse5 (or (= ~waterLevel~0 1) .cse7)) .cse0) (or (or (or .cse1 .cse8) .cse9) (and .cse10 .cse7)) (or .cse6 .cse7 (or .cse0 .cse8)) (or (and .cse5 .cse7) (or .cse0 .cse1 .cse8)) (or (and .cse10 .cse7 .cse4) .cse9 .cse1 .cse2) (or .cse6 .cse4 (or .cse0 .cse2)))) [2018-12-02 02:57:32,024 INFO L444 ceAbstractionStarter]: At program point L747(line 747) the Hoare annotation is: (let ((.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (= 1 ~waterLevel~0)) (.cse5 (= ~pumpRunning~0 1)) (.cse1 (not (= ~systemActive~0 1))) (.cse7 (not (= |old(~waterLevel~0)| 2))) (.cse2 (= 0 ~pumpRunning~0)) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 1)) (and .cse2 .cse3 .cse4)) (or (and .cse5 .cse4) .cse6 .cse1 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (or (or (or .cse1 .cse7) .cse6) (and .cse3 .cse5 .cse4)) (or (or .cse0 .cse1 .cse7) (and .cse2 (= |old(~waterLevel~0)| ~waterLevel~0) .cse4)) (or (not (= ~systemActive~0 0)) .cse0))) [2018-12-02 02:57:32,024 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 731 757) no Hoare annotation was computed. [2018-12-02 02:57:32,025 INFO L444 ceAbstractionStarter]: At program point L745(lines 745 751) the Hoare annotation is: (let ((.cse1 (not (= ~systemActive~0 1))) (.cse8 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (= 1 ~waterLevel~0)) (.cse6 (= ~pumpRunning~0 1)) (.cse7 (not (= |old(~waterLevel~0)| 2))) (.cse9 (not (= ~systemActive~0 0))) (.cse2 (= 0 ~pumpRunning~0)) (.cse5 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 1)) (and .cse2 .cse3 .cse4)) (or (and .cse2 .cse5 .cse4) (and .cse6 .cse5) (or .cse0 .cse1 .cse7)) (or (and .cse6 .cse4) .cse8 .cse1 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (or (or (or .cse1 .cse7) .cse8) (and .cse3 .cse6 .cse4)) (or .cse5 .cse9 (or .cse0 .cse7)) (or .cse9 (and .cse2 (or (= ~waterLevel~0 1) .cse5) .cse4) .cse0))) [2018-12-02 02:57:32,025 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 731 757) no Hoare annotation was computed. [2018-12-02 02:57:32,025 INFO L444 ceAbstractionStarter]: At program point L740(line 740) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= |old(~waterLevel~0)| 2))) (.cse3 (= ~pumpRunning~0 1)) (.cse4 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 1))) (or (not (= ~systemActive~0 0)) .cse0) (or (and .cse3 .cse4 .cse5) (or (or .cse1 .cse2) .cse6)) (or (and .cse3 (or (= ~waterLevel~0 1) .cse4) .cse5) .cse6 .cse1 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))))) [2018-12-02 02:57:32,025 INFO L448 ceAbstractionStarter]: For program point L738(lines 734 756) no Hoare annotation was computed. [2018-12-02 02:57:32,025 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 69) no Hoare annotation was computed. [2018-12-02 02:57:32,025 INFO L451 ceAbstractionStarter]: At program point L65-1(lines 65 69) the Hoare annotation is: true [2018-12-02 02:57:32,025 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 51 80) no Hoare annotation was computed. [2018-12-02 02:57:32,025 INFO L448 ceAbstractionStarter]: For program point L62(line 62) no Hoare annotation was computed. [2018-12-02 02:57:32,025 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 51 80) the Hoare annotation is: true [2018-12-02 02:57:32,025 INFO L451 ceAbstractionStarter]: At program point L61-2(lines 61 75) the Hoare annotation is: true [2018-12-02 02:57:32,025 INFO L451 ceAbstractionStarter]: At program point L57(line 57) the Hoare annotation is: true [2018-12-02 02:57:32,025 INFO L448 ceAbstractionStarter]: For program point L57-1(line 57) no Hoare annotation was computed. [2018-12-02 02:57:32,025 INFO L451 ceAbstractionStarter]: At program point L76(lines 51 80) the Hoare annotation is: true [2018-12-02 02:57:32,025 INFO L448 ceAbstractionStarter]: For program point L72(line 72) no Hoare annotation was computed. [2018-12-02 02:57:32,025 INFO L444 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 631 642) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= 1 ~pumpRunning~0))) (.cse3 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= |old(~waterLevel~0)| 2))) (or (or (= ~waterLevel~0 1) .cse0) .cse1 .cse2 .cse3))) [2018-12-02 02:57:32,025 INFO L448 ceAbstractionStarter]: For program point L635-1(lines 631 642) no Hoare annotation was computed. [2018-12-02 02:57:32,025 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 631 642) no Hoare annotation was computed. [2018-12-02 02:57:32,025 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 108 114) no Hoare annotation was computed. [2018-12-02 02:57:32,025 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 108 114) the Hoare annotation is: true [2018-12-02 02:57:32,026 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-02 02:57:32,026 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) [2018-12-02 02:57:32,026 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-02 02:57:32,026 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-02 02:57:32,026 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 643 654) no Hoare annotation was computed. [2018-12-02 02:57:32,026 INFO L448 ceAbstractionStarter]: For program point L647-1(lines 643 654) no Hoare annotation was computed. [2018-12-02 02:57:32,026 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 643 654) the Hoare annotation is: (let ((.cse6 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse2 (or (= ~waterLevel~0 1) .cse6)) (.cse1 (not (= ~systemActive~0 1))) (.cse3 (not (= 1 ~pumpRunning~0))) (.cse5 (not (= ~systemActive~0 0))) (.cse4 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse7 (not (= |old(~waterLevel~0)| 2)))) (and (or (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 1))) (= 1 ~waterLevel~0)) (or .cse2 .cse1 .cse3 .cse4) (or .cse2 .cse5 .cse4 .cse0) (or (or .cse0 .cse1) .cse6 .cse4 .cse7) (or .cse1 .cse3 .cse6 .cse7) (or .cse6 .cse5 .cse4 .cse0 .cse7)))) [2018-12-02 02:57:32,026 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2018-12-02 02:57:32,026 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2018-12-02 02:57:32,026 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2018-12-02 02:57:32,026 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2018-12-02 02:57:32,033 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 02:57:32 BoogieIcfgContainer [2018-12-02 02:57:32,033 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-02 02:57:32,034 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 02:57:32,034 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 02:57:32,034 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 02:57:32,034 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:57:26" (3/4) ... [2018-12-02 02:57:32,036 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 02:57:32,040 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-12-02 02:57:32,041 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-12-02 02:57:32,041 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__1 [2018-12-02 02:57:32,041 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__2 [2018-12-02 02:57:32,041 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__3 [2018-12-02 02:57:32,041 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-02 02:57:32,041 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-12-02 02:57:32,041 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-12-02 02:57:32,041 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-12-02 02:57:32,041 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-12-02 02:57:32,041 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-12-02 02:57:32,041 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-12-02 02:57:32,041 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-12-02 02:57:32,041 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-12-02 02:57:32,041 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-12-02 02:57:32,041 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-02 02:57:32,041 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-12-02 02:57:32,041 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-12-02 02:57:32,041 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-12-02 02:57:32,041 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-12-02 02:57:32,041 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-12-02 02:57:32,041 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-12-02 02:57:32,042 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-12-02 02:57:32,042 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-12-02 02:57:32,042 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-12-02 02:57:32,042 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-12-02 02:57:32,046 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 45 nodes and edges [2018-12-02 02:57:32,047 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2018-12-02 02:57:32,047 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-12-02 02:57:32,047 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-02 02:57:32,047 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-02 02:57:32,048 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-02 02:57:32,066 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(0 == \old(pumpRunning)) || ((((0 == pumpRunning && 2 == waterLevel) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || (((systemActive == 0 && 0 == pumpRunning) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || (((2 == waterLevel && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0)) || (((pumpRunning == 1 && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || (((0 == pumpRunning && 1 == waterLevel) && systemActive == 1) && splverifierCounter == 0) [2018-12-02 02:57:32,067 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) [2018-12-02 02:57:32,094 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_33103275-8862-4b93-a9cb-dd94b8e952c6/bin-2019/uautomizer/witness.graphml [2018-12-02 02:57:32,094 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 02:57:32,095 INFO L168 Benchmark]: Toolchain (without parser) took 6399.62 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 378.0 MB). Free memory was 951.7 MB in the beginning and 1.3 GB in the end (delta: -353.4 MB). Peak memory consumption was 24.6 MB. Max. memory is 11.5 GB. [2018-12-02 02:57:32,095 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 02:57:32,095 INFO L168 Benchmark]: CACSL2BoogieTranslator took 283.31 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -158.9 MB). Peak memory consumption was 25.0 MB. Max. memory is 11.5 GB. [2018-12-02 02:57:32,095 INFO L168 Benchmark]: Boogie Procedure Inliner took 20.34 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 02:57:32,095 INFO L168 Benchmark]: Boogie Preprocessor took 20.90 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 02:57:32,096 INFO L168 Benchmark]: RCFGBuilder took 323.85 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 47.6 MB). Peak memory consumption was 47.6 MB. Max. memory is 11.5 GB. [2018-12-02 02:57:32,096 INFO L168 Benchmark]: TraceAbstraction took 5687.69 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 244.3 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -243.2 MB). Peak memory consumption was 426.4 MB. Max. memory is 11.5 GB. [2018-12-02 02:57:32,096 INFO L168 Benchmark]: Witness Printer took 60.57 ms. Allocated memory is still 1.4 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 11.5 GB. [2018-12-02 02:57:32,097 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 283.31 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -158.9 MB). Peak memory consumption was 25.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 20.34 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 20.90 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 323.85 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 47.6 MB). Peak memory consumption was 47.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 5687.69 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 244.3 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -243.2 MB). Peak memory consumption was 426.4 MB. Max. memory is 11.5 GB. * Witness Printer took 60.57 ms. Allocated memory is still 1.4 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 61]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 567]: Loop Invariant Derived loop invariant: ((((((!(0 == \old(pumpRunning)) || ((((0 == pumpRunning && 2 == waterLevel) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || (((systemActive == 0 && 0 == pumpRunning) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || (((2 == waterLevel && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0)) || (((pumpRunning == 1 && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || (((0 == pumpRunning && 1 == waterLevel) && systemActive == 1) && splverifierCounter == 0) - InvariantResult [Line: 51]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 566]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 27 procedures, 137 locations, 1 error locations. SAFE Result, 5.6s OverallTime, 10 OverallIterations, 5 TraceHistogramMax, 2.1s AutomataDifference, 0.0s DeadEndRemovalTime, 2.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 1725 SDtfs, 1282 SDslu, 5159 SDs, 0 SdLazy, 2352 SolverSat, 377 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 257 GetRequests, 172 SyntacticMatches, 3 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 260 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1448occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 10 MinimizatonAttempts, 703 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 56 LocationsWithAnnotation, 1745 PreInvPairs, 1825 NumberOfFragments, 1961 HoareAnnotationTreeSize, 1745 FomulaSimplifications, 3893 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 56 FomulaSimplificationsInter, 7545 FormulaSimplificationTreeSizeReductionInter, 1.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 1122 NumberOfCodeBlocks, 1122 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 1111 ConstructedInterpolants, 0 QuantifiedInterpolants, 204773 SizeOfPredicates, 4 NumberOfNonLiveVariables, 850 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 11 InterpolantComputations, 9 PerfectInterpolantSequences, 323/341 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...