./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product43_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_08dd0d6c-c97f-4f35-a753-94332ab08c6e/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_08dd0d6c-c97f-4f35-a753-94332ab08c6e/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_08dd0d6c-c97f-4f35-a753-94332ab08c6e/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_08dd0d6c-c97f-4f35-a753-94332ab08c6e/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product43_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_08dd0d6c-c97f-4f35-a753-94332ab08c6e/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_08dd0d6c-c97f-4f35-a753-94332ab08c6e/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 77b70849cb3dcecd37b0edacca9651109dbc42ac ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 03:03:48,802 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 03:03:48,803 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 03:03:48,813 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 03:03:48,813 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 03:03:48,814 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 03:03:48,815 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 03:03:48,817 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 03:03:48,818 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 03:03:48,819 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 03:03:48,820 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 03:03:48,820 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 03:03:48,821 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 03:03:48,822 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 03:03:48,822 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 03:03:48,823 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 03:03:48,824 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 03:03:48,825 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 03:03:48,827 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 03:03:48,828 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 03:03:48,829 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 03:03:48,830 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 03:03:48,832 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 03:03:48,832 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 03:03:48,832 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 03:03:48,833 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 03:03:48,834 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 03:03:48,834 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 03:03:48,835 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 03:03:48,836 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 03:03:48,836 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 03:03:48,837 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 03:03:48,837 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 03:03:48,837 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 03:03:48,838 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 03:03:48,839 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 03:03:48,839 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_08dd0d6c-c97f-4f35-a753-94332ab08c6e/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-23 03:03:48,850 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 03:03:48,850 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 03:03:48,851 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 03:03:48,851 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 03:03:48,852 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 03:03:48,852 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 03:03:48,852 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 03:03:48,852 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 03:03:48,853 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 03:03:48,853 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 03:03:48,853 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 03:03:48,853 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 03:03:48,853 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 03:03:48,853 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 03:03:48,853 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 03:03:48,854 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 03:03:48,854 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 03:03:48,854 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 03:03:48,854 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 03:03:48,854 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 03:03:48,854 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 03:03:48,854 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 03:03:48,855 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 03:03:48,855 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 03:03:48,855 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 03:03:48,855 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 03:03:48,855 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 03:03:48,855 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-23 03:03:48,856 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 03:03:48,856 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 03:03:48,856 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_08dd0d6c-c97f-4f35-a753-94332ab08c6e/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 -> 77b70849cb3dcecd37b0edacca9651109dbc42ac [2018-11-23 03:03:48,886 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 03:03:48,897 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 03:03:48,901 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 03:03:48,902 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 03:03:48,903 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 03:03:48,903 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_08dd0d6c-c97f-4f35-a753-94332ab08c6e/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec5_product43_true-unreach-call_false-termination.cil.c [2018-11-23 03:03:48,955 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_08dd0d6c-c97f-4f35-a753-94332ab08c6e/bin-2019/uautomizer/data/8c5bb8480/184fe846d2064cb0b2f65c4e25c83e5c/FLAG3e403365c [2018-11-23 03:03:49,379 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 03:03:49,380 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_08dd0d6c-c97f-4f35-a753-94332ab08c6e/sv-benchmarks/c/product-lines/minepump_spec5_product43_true-unreach-call_false-termination.cil.c [2018-11-23 03:03:49,391 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_08dd0d6c-c97f-4f35-a753-94332ab08c6e/bin-2019/uautomizer/data/8c5bb8480/184fe846d2064cb0b2f65c4e25c83e5c/FLAG3e403365c [2018-11-23 03:03:49,736 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_08dd0d6c-c97f-4f35-a753-94332ab08c6e/bin-2019/uautomizer/data/8c5bb8480/184fe846d2064cb0b2f65c4e25c83e5c [2018-11-23 03:03:49,738 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 03:03:49,739 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 03:03:49,740 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 03:03:49,740 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 03:03:49,744 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 03:03:49,745 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:49" (1/1) ... [2018-11-23 03:03:49,747 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2780dd4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:49, skipping insertion in model container [2018-11-23 03:03:49,748 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:49" (1/1) ... [2018-11-23 03:03:49,757 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 03:03:49,797 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 03:03:50,049 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 03:03:50,061 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 03:03:50,195 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 03:03:50,214 INFO L195 MainTranslator]: Completed translation [2018-11-23 03:03:50,214 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:50 WrapperNode [2018-11-23 03:03:50,214 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 03:03:50,215 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 03:03:50,215 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 03:03:50,215 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 03:03:50,221 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:50" (1/1) ... [2018-11-23 03:03:50,234 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:50" (1/1) ... [2018-11-23 03:03:50,241 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 03:03:50,241 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 03:03:50,241 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 03:03:50,241 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 03:03:50,248 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:50" (1/1) ... [2018-11-23 03:03:50,249 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:50" (1/1) ... [2018-11-23 03:03:50,251 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:50" (1/1) ... [2018-11-23 03:03:50,251 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:50" (1/1) ... [2018-11-23 03:03:50,263 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:50" (1/1) ... [2018-11-23 03:03:50,268 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:50" (1/1) ... [2018-11-23 03:03:50,270 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:50" (1/1) ... [2018-11-23 03:03:50,272 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 03:03:50,272 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 03:03:50,272 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 03:03:50,272 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 03:03:50,273 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:50" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_08dd0d6c-c97f-4f35-a753-94332ab08c6e/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 [2018-11-23 03:03:50,317 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-23 03:03:50,317 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-23 03:03:50,318 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 03:03:50,318 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 03:03:50,318 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-11-23 03:03:50,318 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-11-23 03:03:50,318 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 03:03:50,318 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-23 03:03:50,318 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-23 03:03:50,318 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-23 03:03:50,319 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-23 03:03:50,319 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-23 03:03:50,319 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-23 03:03:50,319 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-23 03:03:50,319 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-23 03:03:50,319 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-23 03:03:50,319 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-23 03:03:50,319 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-23 03:03:50,319 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-23 03:03:50,319 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-23 03:03:50,320 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-23 03:03:50,320 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-23 03:03:50,320 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-23 03:03:50,320 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-23 03:03:50,320 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-23 03:03:50,320 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-23 03:03:50,320 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-23 03:03:50,320 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-23 03:03:50,320 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-23 03:03:50,321 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-23 03:03:50,321 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-23 03:03:50,321 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-23 03:03:50,321 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-23 03:03:50,321 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-23 03:03:50,321 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-23 03:03:50,321 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-23 03:03:50,321 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-23 03:03:50,321 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2018-11-23 03:03:50,321 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2018-11-23 03:03:50,321 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2018-11-23 03:03:50,321 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2018-11-23 03:03:50,322 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2018-11-23 03:03:50,322 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2018-11-23 03:03:50,322 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-23 03:03:50,322 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-23 03:03:50,322 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-23 03:03:50,322 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-23 03:03:50,322 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-23 03:03:50,322 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-23 03:03:50,322 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-23 03:03:50,322 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-23 03:03:50,322 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2018-11-23 03:03:50,322 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2018-11-23 03:03:50,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-23 03:03:50,323 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 03:03:50,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 03:03:50,323 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-23 03:03:50,323 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-23 03:03:50,323 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-23 03:03:50,323 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-23 03:03:50,323 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 03:03:50,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 03:03:50,756 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 03:03:50,756 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-11-23 03:03:50,757 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:03:50 BoogieIcfgContainer [2018-11-23 03:03:50,757 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 03:03:50,758 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 03:03:50,758 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 03:03:50,761 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 03:03:50,761 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 03:03:49" (1/3) ... [2018-11-23 03:03:50,762 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@566d15b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:03:50, skipping insertion in model container [2018-11-23 03:03:50,762 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:50" (2/3) ... [2018-11-23 03:03:50,762 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@566d15b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:03:50, skipping insertion in model container [2018-11-23 03:03:50,762 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:03:50" (3/3) ... [2018-11-23 03:03:50,764 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product43_true-unreach-call_false-termination.cil.c [2018-11-23 03:03:50,769 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 03:03:50,774 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 03:03:50,782 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 03:03:50,802 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 03:03:50,803 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 03:03:50,803 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 03:03:50,803 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 03:03:50,803 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 03:03:50,803 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 03:03:50,803 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 03:03:50,803 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 03:03:50,803 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 03:03:50,815 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states. [2018-11-23 03:03:50,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-23 03:03:50,821 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 03:03:50,822 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] [2018-11-23 03:03:50,824 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 03:03:50,827 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 03:03:50,827 INFO L82 PathProgramCache]: Analyzing trace with hash -1659130282, now seen corresponding path program 1 times [2018-11-23 03:03:50,828 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 03:03:50,828 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 03:03:50,861 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 03:03:50,861 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 03:03:50,861 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 03:03:50,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:03:51,029 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 03:03:51,031 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 03:03:51,031 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-23 03:03:51,033 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-23 03:03:51,041 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-23 03:03:51,041 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-23 03:03:51,043 INFO L87 Difference]: Start difference. First operand 152 states. Second operand 2 states. [2018-11-23 03:03:51,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 03:03:51,070 INFO L93 Difference]: Finished difference Result 274 states and 335 transitions. [2018-11-23 03:03:51,070 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-23 03:03:51,071 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2018-11-23 03:03:51,071 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 03:03:51,079 INFO L225 Difference]: With dead ends: 274 [2018-11-23 03:03:51,079 INFO L226 Difference]: Without dead ends: 139 [2018-11-23 03:03:51,082 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 [2018-11-23 03:03:51,093 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139 states. [2018-11-23 03:03:51,115 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139 to 139. [2018-11-23 03:03:51,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 139 states. [2018-11-23 03:03:51,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 161 transitions. [2018-11-23 03:03:51,119 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 161 transitions. Word has length 59 [2018-11-23 03:03:51,120 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 03:03:51,120 INFO L480 AbstractCegarLoop]: Abstraction has 139 states and 161 transitions. [2018-11-23 03:03:51,120 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-23 03:03:51,120 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 161 transitions. [2018-11-23 03:03:51,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-23 03:03:51,123 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 03:03:51,123 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] [2018-11-23 03:03:51,123 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 03:03:51,123 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 03:03:51,124 INFO L82 PathProgramCache]: Analyzing trace with hash -340774322, now seen corresponding path program 1 times [2018-11-23 03:03:51,124 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 03:03:51,124 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 03:03:51,125 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 03:03:51,125 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 03:03:51,125 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 03:03:51,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:03:51,214 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 03:03:51,215 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 03:03:51,215 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 03:03:51,216 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 03:03:51,216 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 03:03:51,217 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 03:03:51,217 INFO L87 Difference]: Start difference. First operand 139 states and 161 transitions. Second operand 3 states. [2018-11-23 03:03:51,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 03:03:51,234 INFO L93 Difference]: Finished difference Result 214 states and 247 transitions. [2018-11-23 03:03:51,235 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 03:03:51,235 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2018-11-23 03:03:51,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 03:03:51,237 INFO L225 Difference]: With dead ends: 214 [2018-11-23 03:03:51,237 INFO L226 Difference]: Without dead ends: 130 [2018-11-23 03:03:51,238 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 [2018-11-23 03:03:51,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2018-11-23 03:03:51,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 130. [2018-11-23 03:03:51,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 130 states. [2018-11-23 03:03:51,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 149 transitions. [2018-11-23 03:03:51,248 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 149 transitions. Word has length 60 [2018-11-23 03:03:51,248 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 03:03:51,248 INFO L480 AbstractCegarLoop]: Abstraction has 130 states and 149 transitions. [2018-11-23 03:03:51,248 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 03:03:51,248 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 149 transitions. [2018-11-23 03:03:51,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-23 03:03:51,249 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 03:03:51,249 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] [2018-11-23 03:03:51,249 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 03:03:51,250 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 03:03:51,250 INFO L82 PathProgramCache]: Analyzing trace with hash 1212483014, now seen corresponding path program 1 times [2018-11-23 03:03:51,250 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 03:03:51,250 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 03:03:51,251 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 03:03:51,251 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 03:03:51,251 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 03:03:51,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:03:51,400 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 03:03:51,400 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 03:03:51,401 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-23 03:03:51,402 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-23 03:03:51,403 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-23 03:03:51,403 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-23 03:03:51,403 INFO L87 Difference]: Start difference. First operand 130 states and 149 transitions. Second operand 7 states. [2018-11-23 03:03:51,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 03:03:51,956 INFO L93 Difference]: Finished difference Result 390 states and 465 transitions. [2018-11-23 03:03:51,957 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 03:03:51,957 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 64 [2018-11-23 03:03:51,957 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 03:03:51,961 INFO L225 Difference]: With dead ends: 390 [2018-11-23 03:03:51,961 INFO L226 Difference]: Without dead ends: 288 [2018-11-23 03:03:51,962 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-23 03:03:51,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 288 states. [2018-11-23 03:03:51,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 288 to 268. [2018-11-23 03:03:51,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 268 states. [2018-11-23 03:03:51,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 268 states and 318 transitions. [2018-11-23 03:03:51,998 INFO L78 Accepts]: Start accepts. Automaton has 268 states and 318 transitions. Word has length 64 [2018-11-23 03:03:51,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 03:03:51,999 INFO L480 AbstractCegarLoop]: Abstraction has 268 states and 318 transitions. [2018-11-23 03:03:51,999 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-23 03:03:51,999 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 318 transitions. [2018-11-23 03:03:52,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-23 03:03:52,003 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 03:03:52,003 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] [2018-11-23 03:03:52,003 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 03:03:52,003 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 03:03:52,004 INFO L82 PathProgramCache]: Analyzing trace with hash 1917794855, now seen corresponding path program 1 times [2018-11-23 03:03:52,004 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 03:03:52,004 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 03:03:52,005 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 03:03:52,005 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 03:03:52,005 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 03:03:52,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:03:52,158 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-23 03:03:52,158 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 03:03:52,159 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-23 03:03:52,159 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-23 03:03:52,159 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-23 03:03:52,159 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-23 03:03:52,160 INFO L87 Difference]: Start difference. First operand 268 states and 318 transitions. Second operand 7 states. [2018-11-23 03:03:52,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 03:03:52,743 INFO L93 Difference]: Finished difference Result 669 states and 845 transitions. [2018-11-23 03:03:52,745 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-23 03:03:52,745 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 70 [2018-11-23 03:03:52,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 03:03:52,749 INFO L225 Difference]: With dead ends: 669 [2018-11-23 03:03:52,749 INFO L226 Difference]: Without dead ends: 429 [2018-11-23 03:03:52,751 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-11-23 03:03:52,752 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 429 states. [2018-11-23 03:03:52,787 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 429 to 382. [2018-11-23 03:03:52,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 382 states. [2018-11-23 03:03:52,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 382 states and 454 transitions. [2018-11-23 03:03:52,789 INFO L78 Accepts]: Start accepts. Automaton has 382 states and 454 transitions. Word has length 70 [2018-11-23 03:03:52,790 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 03:03:52,790 INFO L480 AbstractCegarLoop]: Abstraction has 382 states and 454 transitions. [2018-11-23 03:03:52,790 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-23 03:03:52,790 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 454 transitions. [2018-11-23 03:03:52,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-23 03:03:52,792 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 03:03:52,792 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 03:03:52,793 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 03:03:52,793 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 03:03:52,793 INFO L82 PathProgramCache]: Analyzing trace with hash 848308515, now seen corresponding path program 1 times [2018-11-23 03:03:52,793 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 03:03:52,793 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 03:03:52,794 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 03:03:52,794 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 03:03:52,794 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 03:03:52,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:03:52,910 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 03:03:52,911 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 03:03:52,911 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 03:03:52,911 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 03:03:52,911 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 03:03:52,911 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-23 03:03:52,912 INFO L87 Difference]: Start difference. First operand 382 states and 454 transitions. Second operand 6 states. [2018-11-23 03:03:52,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 03:03:52,974 INFO L93 Difference]: Finished difference Result 750 states and 916 transitions. [2018-11-23 03:03:52,975 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-23 03:03:52,975 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 102 [2018-11-23 03:03:52,975 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 03:03:52,978 INFO L225 Difference]: With dead ends: 750 [2018-11-23 03:03:52,978 INFO L226 Difference]: Without dead ends: 396 [2018-11-23 03:03:52,979 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 [2018-11-23 03:03:52,980 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 396 states. [2018-11-23 03:03:53,004 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 396 to 392. [2018-11-23 03:03:53,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 392 states. [2018-11-23 03:03:53,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 392 states and 464 transitions. [2018-11-23 03:03:53,007 INFO L78 Accepts]: Start accepts. Automaton has 392 states and 464 transitions. Word has length 102 [2018-11-23 03:03:53,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 03:03:53,008 INFO L480 AbstractCegarLoop]: Abstraction has 392 states and 464 transitions. [2018-11-23 03:03:53,008 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 03:03:53,008 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 464 transitions. [2018-11-23 03:03:53,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-23 03:03:53,010 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 03:03:53,010 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 03:03:53,011 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 03:03:53,011 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 03:03:53,011 INFO L82 PathProgramCache]: Analyzing trace with hash -1201079327, now seen corresponding path program 1 times [2018-11-23 03:03:53,011 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 03:03:53,011 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 03:03:53,012 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 03:03:53,012 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 03:03:53,012 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 03:03:53,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:03:53,096 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 03:03:53,097 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 03:03:53,097 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-23 03:03:53,097 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-23 03:03:53,097 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-23 03:03:53,098 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-23 03:03:53,098 INFO L87 Difference]: Start difference. First operand 392 states and 464 transitions. Second operand 8 states. [2018-11-23 03:03:53,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 03:03:53,146 INFO L93 Difference]: Finished difference Result 770 states and 936 transitions. [2018-11-23 03:03:53,148 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-23 03:03:53,148 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 102 [2018-11-23 03:03:53,149 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 03:03:53,151 INFO L225 Difference]: With dead ends: 770 [2018-11-23 03:03:53,151 INFO L226 Difference]: Without dead ends: 406 [2018-11-23 03:03:53,152 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 [2018-11-23 03:03:53,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 406 states. [2018-11-23 03:03:53,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 406 to 400. [2018-11-23 03:03:53,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 400 states. [2018-11-23 03:03:53,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 400 states and 472 transitions. [2018-11-23 03:03:53,177 INFO L78 Accepts]: Start accepts. Automaton has 400 states and 472 transitions. Word has length 102 [2018-11-23 03:03:53,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 03:03:53,178 INFO L480 AbstractCegarLoop]: Abstraction has 400 states and 472 transitions. [2018-11-23 03:03:53,178 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-23 03:03:53,178 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 472 transitions. [2018-11-23 03:03:53,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-23 03:03:53,180 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 03:03:53,180 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 03:03:53,180 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 03:03:53,180 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 03:03:53,181 INFO L82 PathProgramCache]: Analyzing trace with hash -231498304, now seen corresponding path program 1 times [2018-11-23 03:03:53,181 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 03:03:53,181 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 03:03:53,182 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 03:03:53,182 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 03:03:53,182 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 03:03:53,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:03:53,258 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 03:03:53,258 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 03:03:53,258 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-23 03:03:53,259 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-23 03:03:53,259 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-23 03:03:53,259 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-23 03:03:53,260 INFO L87 Difference]: Start difference. First operand 400 states and 472 transitions. Second operand 4 states. [2018-11-23 03:03:53,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 03:03:53,498 INFO L93 Difference]: Finished difference Result 1246 states and 1543 transitions. [2018-11-23 03:03:53,502 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-23 03:03:53,502 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 102 [2018-11-23 03:03:53,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 03:03:53,507 INFO L225 Difference]: With dead ends: 1246 [2018-11-23 03:03:53,507 INFO L226 Difference]: Without dead ends: 874 [2018-11-23 03:03:53,509 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-23 03:03:53,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 874 states. [2018-11-23 03:03:53,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 874 to 857. [2018-11-23 03:03:53,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 857 states. [2018-11-23 03:03:53,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 857 states to 857 states and 1038 transitions. [2018-11-23 03:03:53,571 INFO L78 Accepts]: Start accepts. Automaton has 857 states and 1038 transitions. Word has length 102 [2018-11-23 03:03:53,571 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 03:03:53,571 INFO L480 AbstractCegarLoop]: Abstraction has 857 states and 1038 transitions. [2018-11-23 03:03:53,571 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-23 03:03:53,571 INFO L276 IsEmpty]: Start isEmpty. Operand 857 states and 1038 transitions. [2018-11-23 03:03:53,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-23 03:03:53,574 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 03:03:53,574 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 03:03:53,574 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 03:03:53,575 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 03:03:53,575 INFO L82 PathProgramCache]: Analyzing trace with hash 927235322, now seen corresponding path program 1 times [2018-11-23 03:03:53,575 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 03:03:53,575 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 03:03:53,576 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 03:03:53,576 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 03:03:53,576 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 03:03:53,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:03:53,731 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 03:03:53,731 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 03:03:53,731 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-23 03:03:53,732 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-23 03:03:53,732 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-23 03:03:53,732 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-11-23 03:03:53,732 INFO L87 Difference]: Start difference. First operand 857 states and 1038 transitions. Second operand 9 states. [2018-11-23 03:03:54,550 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 03:03:54,551 INFO L93 Difference]: Finished difference Result 2368 states and 2999 transitions. [2018-11-23 03:03:54,551 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-11-23 03:03:54,551 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 106 [2018-11-23 03:03:54,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 03:03:54,557 INFO L225 Difference]: With dead ends: 2368 [2018-11-23 03:03:54,557 INFO L226 Difference]: Without dead ends: 1711 [2018-11-23 03:03:54,559 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 [2018-11-23 03:03:54,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1711 states. [2018-11-23 03:03:54,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1711 to 1516. [2018-11-23 03:03:54,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1516 states. [2018-11-23 03:03:54,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1516 states to 1516 states and 1816 transitions. [2018-11-23 03:03:54,662 INFO L78 Accepts]: Start accepts. Automaton has 1516 states and 1816 transitions. Word has length 106 [2018-11-23 03:03:54,663 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 03:03:54,663 INFO L480 AbstractCegarLoop]: Abstraction has 1516 states and 1816 transitions. [2018-11-23 03:03:54,663 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-23 03:03:54,663 INFO L276 IsEmpty]: Start isEmpty. Operand 1516 states and 1816 transitions. [2018-11-23 03:03:54,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-23 03:03:54,666 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 03:03:54,666 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 03:03:54,667 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 03:03:54,667 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 03:03:54,667 INFO L82 PathProgramCache]: Analyzing trace with hash 1045524857, now seen corresponding path program 1 times [2018-11-23 03:03:54,667 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 03:03:54,667 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 03:03:54,668 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 03:03:54,668 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 03:03:54,668 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 03:03:54,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:03:54,793 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 22 proven. 5 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 03:03:54,794 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 03:03:54,794 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_08dd0d6c-c97f-4f35-a753-94332ab08c6e/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 [2018-11-23 03:03:54,807 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 03:03:54,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:03:54,947 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 03:03:55,145 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 25 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:03:55,177 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 03:03:55,178 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7] total 16 [2018-11-23 03:03:55,178 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-11-23 03:03:55,179 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-11-23 03:03:55,179 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2018-11-23 03:03:55,179 INFO L87 Difference]: Start difference. First operand 1516 states and 1816 transitions. Second operand 16 states. [2018-11-23 03:03:56,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 03:03:56,395 INFO L93 Difference]: Finished difference Result 2875 states and 3570 transitions. [2018-11-23 03:03:56,396 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-11-23 03:03:56,396 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 149 [2018-11-23 03:03:56,396 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 03:03:56,403 INFO L225 Difference]: With dead ends: 2875 [2018-11-23 03:03:56,403 INFO L226 Difference]: Without dead ends: 1553 [2018-11-23 03:03:56,407 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 180 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 189 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=169, Invalid=887, Unknown=0, NotChecked=0, Total=1056 [2018-11-23 03:03:56,408 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1553 states. [2018-11-23 03:03:56,478 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1553 to 1135. [2018-11-23 03:03:56,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1135 states. [2018-11-23 03:03:56,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1135 states to 1135 states and 1319 transitions. [2018-11-23 03:03:56,483 INFO L78 Accepts]: Start accepts. Automaton has 1135 states and 1319 transitions. Word has length 149 [2018-11-23 03:03:56,484 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 03:03:56,484 INFO L480 AbstractCegarLoop]: Abstraction has 1135 states and 1319 transitions. [2018-11-23 03:03:56,484 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-11-23 03:03:56,484 INFO L276 IsEmpty]: Start isEmpty. Operand 1135 states and 1319 transitions. [2018-11-23 03:03:56,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-11-23 03:03:56,490 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 03:03:56,490 INFO L402 BasicCegarLoop]: trace histogram [6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2018-11-23 03:03:56,490 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 03:03:56,490 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 03:03:56,490 INFO L82 PathProgramCache]: Analyzing trace with hash -1616152432, now seen corresponding path program 1 times [2018-11-23 03:03:56,491 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 03:03:56,491 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 03:03:56,491 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 03:03:56,491 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 03:03:56,491 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 03:03:56,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:03:56,644 INFO L134 CoverageAnalysis]: Checked inductivity of 379 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 306 trivial. 0 not checked. [2018-11-23 03:03:56,645 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 03:03:56,645 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 03:03:56,645 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 03:03:56,645 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 03:03:56,645 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 03:03:56,647 INFO L87 Difference]: Start difference. First operand 1135 states and 1319 transitions. Second operand 3 states. [2018-11-23 03:03:56,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 03:03:56,694 INFO L93 Difference]: Finished difference Result 1321 states and 1544 transitions. [2018-11-23 03:03:56,694 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 03:03:56,694 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 302 [2018-11-23 03:03:56,695 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 03:03:56,695 INFO L225 Difference]: With dead ends: 1321 [2018-11-23 03:03:56,695 INFO L226 Difference]: Without dead ends: 0 [2018-11-23 03:03:56,697 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 [2018-11-23 03:03:56,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-23 03:03:56,699 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-23 03:03:56,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-23 03:03:56,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-23 03:03:56,699 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 302 [2018-11-23 03:03:56,700 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 03:03:56,700 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 03:03:56,700 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 03:03:56,700 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 03:03:56,700 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 03:03:56,703 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-23 03:03:56,745 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:03:56,796 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:03:56,797 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:03:56,841 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:03:56,857 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:03:56,878 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:03:56,890 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:03:56,896 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:03:56,915 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:03:56,979 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:03:56,990 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:03:57,007 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:03:57,012 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:03:57,014 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:03:57,017 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:03:57,021 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:03:57,022 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:03:57,584 WARN L180 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 32 [2018-11-23 03:03:57,814 WARN L180 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 39 [2018-11-23 03:03:58,068 WARN L180 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 42 [2018-11-23 03:03:58,322 WARN L180 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 50 [2018-11-23 03:03:59,351 WARN L180 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 48 [2018-11-23 03:03:59,546 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 940 946) the Hoare annotation is: true [2018-11-23 03:03:59,546 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 940 946) no Hoare annotation was computed. [2018-11-23 03:03:59,546 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 947 955) no Hoare annotation was computed. [2018-11-23 03:03:59,546 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 947 955) the Hoare annotation is: true [2018-11-23 03:03:59,546 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 947 955) no Hoare annotation was computed. [2018-11-23 03:03:59,547 INFO L444 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 874 881) 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)) [2018-11-23 03:03:59,547 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 874 881) no Hoare annotation was computed. [2018-11-23 03:03:59,547 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 874 881) no Hoare annotation was computed. [2018-11-23 03:03:59,547 INFO L444 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 882 891) 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))) [2018-11-23 03:03:59,547 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 882 891) no Hoare annotation was computed. [2018-11-23 03:03:59,547 INFO L448 ceAbstractionStarter]: For program point L887(line 887) no Hoare annotation was computed. [2018-11-23 03:03:59,547 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 882 891) no Hoare annotation was computed. [2018-11-23 03:03:59,547 INFO L448 ceAbstractionStarter]: For program point L898-1(line 898) no Hoare annotation was computed. [2018-11-23 03:03:59,547 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 892 920) the Hoare annotation is: true [2018-11-23 03:03:59,548 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 892 920) no Hoare annotation was computed. [2018-11-23 03:03:59,548 INFO L444 ceAbstractionStarter]: At program point L907(line 907) 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)))) [2018-11-23 03:03:59,548 INFO L448 ceAbstractionStarter]: For program point L905(lines 905 911) no Hoare annotation was computed. [2018-11-23 03:03:59,548 INFO L448 ceAbstractionStarter]: For program point L904(lines 904 914) no Hoare annotation was computed. [2018-11-23 03:03:59,548 INFO L444 ceAbstractionStarter]: At program point L902(line 902) 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))) [2018-11-23 03:03:59,548 INFO L448 ceAbstractionStarter]: For program point L902-1(line 902) no Hoare annotation was computed. [2018-11-23 03:03:59,549 INFO L448 ceAbstractionStarter]: For program point L900(lines 900 917) no Hoare annotation was computed. [2018-11-23 03:03:59,549 INFO L448 ceAbstractionStarter]: For program point L900-1(lines 892 920) no Hoare annotation was computed. [2018-11-23 03:03:59,549 INFO L451 ceAbstractionStarter]: At program point L898(line 898) the Hoare annotation is: true [2018-11-23 03:03:59,549 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 488 510) 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))) [2018-11-23 03:03:59,549 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 488 510) no Hoare annotation was computed. [2018-11-23 03:03:59,549 INFO L444 ceAbstractionStarter]: At program point L500(line 500) 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) (= main_~tmp~3 ~systemActive~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) [2018-11-23 03:03:59,549 INFO L444 ceAbstractionStarter]: At program point L500-1(line 500) 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) (= main_~tmp~3 ~systemActive~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) [2018-11-23 03:03:59,549 INFO L448 ceAbstractionStarter]: For program point L498(lines 498 505) no Hoare annotation was computed. [2018-11-23 03:03:59,549 INFO L448 ceAbstractionStarter]: For program point L498-1(lines 498 505) no Hoare annotation was computed. [2018-11-23 03:03:59,550 INFO L448 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-11-23 03:03:59,550 INFO L444 ceAbstractionStarter]: At program point L495(line 495) 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))) [2018-11-23 03:03:59,550 INFO L444 ceAbstractionStarter]: At program point L494(line 494) 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))) [2018-11-23 03:03:59,550 INFO L444 ceAbstractionStarter]: At program point L494-1(line 494) 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))) [2018-11-23 03:03:59,550 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 488 510) no Hoare annotation was computed. [2018-11-23 03:03:59,550 INFO L448 ceAbstractionStarter]: For program point stopSystemEXIT(lines 761 775) no Hoare annotation was computed. [2018-11-23 03:03:59,550 INFO L444 ceAbstractionStarter]: At program point L767(line 767) 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))))) [2018-11-23 03:03:59,550 INFO L448 ceAbstractionStarter]: For program point L765(lines 765 771) no Hoare annotation was computed. [2018-11-23 03:03:59,551 INFO L444 ceAbstractionStarter]: At program point stopSystemENTRY(lines 761 775) 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)))) [2018-11-23 03:03:59,551 INFO L448 ceAbstractionStarter]: For program point stopSystemFINAL(lines 761 775) no Hoare annotation was computed. [2018-11-23 03:03:59,551 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 697 705) no Hoare annotation was computed. [2018-11-23 03:03:59,551 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 697 705) the Hoare annotation is: true [2018-11-23 03:03:59,551 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 697 705) no Hoare annotation was computed. [2018-11-23 03:03:59,551 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 933 939) no Hoare annotation was computed. [2018-11-23 03:03:59,551 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 933 939) the Hoare annotation is: true [2018-11-23 03:03:59,551 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 474 484) 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))) [2018-11-23 03:03:59,551 INFO L444 ceAbstractionStarter]: At program point L479(line 479) 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))) [2018-11-23 03:03:59,551 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 474 484) no Hoare annotation was computed. [2018-11-23 03:03:59,551 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 474 484) no Hoare annotation was computed. [2018-11-23 03:03:59,551 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 686 696) the Hoare annotation is: true [2018-11-23 03:03:59,552 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 686 696) no Hoare annotation was computed. [2018-11-23 03:03:59,552 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 686 696) no Hoare annotation was computed. [2018-11-23 03:03:59,552 INFO L451 ceAbstractionStarter]: At program point L691(line 691) the Hoare annotation is: true [2018-11-23 03:03:59,552 INFO L448 ceAbstractionStarter]: For program point L691-1(line 691) no Hoare annotation was computed. [2018-11-23 03:03:59,552 INFO L444 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 678 685) the Hoare annotation is: (or (not (= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 1)) [2018-11-23 03:03:59,552 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 678 685) no Hoare annotation was computed. [2018-11-23 03:03:59,552 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 678 685) no Hoare annotation was computed. [2018-11-23 03:03:59,552 INFO L448 ceAbstractionStarter]: For program point L861(lines 861 867) no Hoare annotation was computed. [2018-11-23 03:03:59,552 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 857 870) no Hoare annotation was computed. [2018-11-23 03:03:59,552 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 857 870) the Hoare annotation is: true [2018-11-23 03:03:59,553 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 857 870) no Hoare annotation was computed. [2018-11-23 03:03:59,553 INFO L444 ceAbstractionStarter]: At program point L641(line 641) 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))) [2018-11-23 03:03:59,553 INFO L444 ceAbstractionStarter]: At program point L637(line 637) 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)))))) [2018-11-23 03:03:59,553 INFO L448 ceAbstractionStarter]: For program point L635(lines 635 643) no Hoare annotation was computed. [2018-11-23 03:03:59,553 INFO L444 ceAbstractionStarter]: At program point L633(line 633) 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))) [2018-11-23 03:03:59,553 INFO L448 ceAbstractionStarter]: For program point L633-1(line 633) no Hoare annotation was computed. [2018-11-23 03:03:59,553 INFO L448 ceAbstractionStarter]: For program point L631(lines 631 648) no Hoare annotation was computed. [2018-11-23 03:03:59,553 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 627 651) no Hoare annotation was computed. [2018-11-23 03:03:59,554 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 627 651) 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))) [2018-11-23 03:03:59,554 INFO L444 ceAbstractionStarter]: At program point L646(line 646) 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))) [2018-11-23 03:03:59,554 INFO L448 ceAbstractionStarter]: For program point L646-1(lines 627 651) no Hoare annotation was computed. [2018-11-23 03:03:59,554 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 619 625) no Hoare annotation was computed. [2018-11-23 03:03:59,554 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 619 625) the Hoare annotation is: true [2018-11-23 03:03:59,554 INFO L444 ceAbstractionStarter]: At program point L545(line 545) 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))) [2018-11-23 03:03:59,554 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 513 578) 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))) [2018-11-23 03:03:59,555 INFO L448 ceAbstractionStarter]: For program point L543(lines 543 549) no Hoare annotation was computed. [2018-11-23 03:03:59,555 INFO L448 ceAbstractionStarter]: For program point L543-1(lines 543 549) no Hoare annotation was computed. [2018-11-23 03:03:59,555 INFO L444 ceAbstractionStarter]: At program point L568(lines 523 570) 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))) [2018-11-23 03:03:59,555 INFO L444 ceAbstractionStarter]: At program point L535(line 535) 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))))) [2018-11-23 03:03:59,555 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 513 578) no Hoare annotation was computed. [2018-11-23 03:03:59,555 INFO L448 ceAbstractionStarter]: For program point L533(lines 533 539) no Hoare annotation was computed. [2018-11-23 03:03:59,555 INFO L448 ceAbstractionStarter]: For program point L533-1(lines 533 539) no Hoare annotation was computed. [2018-11-23 03:03:59,555 INFO L448 ceAbstractionStarter]: For program point L525(lines 525 529) no Hoare annotation was computed. [2018-11-23 03:03:59,556 INFO L444 ceAbstractionStarter]: At program point L571(lines 522 572) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 03:03:59,556 INFO L444 ceAbstractionStarter]: At program point L561(line 561) 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)))) [2018-11-23 03:03:59,556 INFO L448 ceAbstractionStarter]: For program point L559(lines 559 565) no Hoare annotation was computed. [2018-11-23 03:03:59,556 INFO L444 ceAbstractionStarter]: At program point L559-1(lines 553 566) 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))) [2018-11-23 03:03:59,556 INFO L448 ceAbstractionStarter]: For program point L524(lines 523 570) no Hoare annotation was computed. [2018-11-23 03:03:59,556 INFO L448 ceAbstractionStarter]: For program point L553(lines 553 566) no Hoare annotation was computed. [2018-11-23 03:03:59,556 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 513 578) no Hoare annotation was computed. [2018-11-23 03:03:59,556 INFO L444 ceAbstractionStarter]: At program point activatePump__wrappee__highWaterSensorENTRY(lines 652 659) 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))) [2018-11-23 03:03:59,557 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorEXIT(lines 652 659) no Hoare annotation was computed. [2018-11-23 03:03:59,557 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorFINAL(lines 652 659) no Hoare annotation was computed. [2018-11-23 03:03:59,557 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-23 03:03:59,557 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))) [2018-11-23 03:03:59,557 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-23 03:03:59,557 INFO L444 ceAbstractionStarter]: At program point L672(line 672) 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))) [2018-11-23 03:03:59,558 INFO L448 ceAbstractionStarter]: For program point L672-1(lines 661 677) no Hoare annotation was computed. [2018-11-23 03:03:59,558 INFO L448 ceAbstractionStarter]: For program point L668(lines 668 674) no Hoare annotation was computed. [2018-11-23 03:03:59,558 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 661 677) no Hoare annotation was computed. [2018-11-23 03:03:59,558 INFO L444 ceAbstractionStarter]: At program point L666(line 666) 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))) [2018-11-23 03:03:59,558 INFO L448 ceAbstractionStarter]: For program point L666-1(line 666) no Hoare annotation was computed. [2018-11-23 03:03:59,558 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 661 677) 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))) [2018-11-23 03:03:59,558 INFO L451 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 848 856) the Hoare annotation is: true [2018-11-23 03:03:59,559 INFO L448 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 848 856) no Hoare annotation was computed. [2018-11-23 03:03:59,559 INFO L448 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 848 856) no Hoare annotation was computed. [2018-11-23 03:03:59,559 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 742 760) no Hoare annotation was computed. [2018-11-23 03:03:59,559 INFO L448 ceAbstractionStarter]: For program point L751(lines 751 755) no Hoare annotation was computed. [2018-11-23 03:03:59,559 INFO L451 ceAbstractionStarter]: At program point L749(line 749) the Hoare annotation is: true [2018-11-23 03:03:59,559 INFO L448 ceAbstractionStarter]: For program point L751-2(lines 751 755) no Hoare annotation was computed. [2018-11-23 03:03:59,559 INFO L448 ceAbstractionStarter]: For program point L749-1(line 749) no Hoare annotation was computed. [2018-11-23 03:03:59,559 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 742 760) the Hoare annotation is: true [2018-11-23 03:03:59,559 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 742 760) no Hoare annotation was computed. [2018-11-23 03:03:59,559 INFO L451 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 804 815) the Hoare annotation is: true [2018-11-23 03:03:59,559 INFO L448 ceAbstractionStarter]: For program point L808-1(lines 804 815) no Hoare annotation was computed. [2018-11-23 03:03:59,559 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 804 815) no Hoare annotation was computed. [2018-11-23 03:03:59,559 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 816 824) the Hoare annotation is: true [2018-11-23 03:03:59,559 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 816 824) no Hoare annotation was computed. [2018-11-23 03:03:59,559 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 816 824) no Hoare annotation was computed. [2018-11-23 03:03:59,560 INFO L444 ceAbstractionStarter]: At program point L608(line 608) 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))) [2018-11-23 03:03:59,560 INFO L444 ceAbstractionStarter]: At program point L606(lines 606 612) 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))) [2018-11-23 03:03:59,560 INFO L444 ceAbstractionStarter]: At program point L601(line 601) 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)|))))) [2018-11-23 03:03:59,560 INFO L448 ceAbstractionStarter]: For program point L599(lines 595 617) no Hoare annotation was computed. [2018-11-23 03:03:59,560 INFO L448 ceAbstractionStarter]: For program point L597(lines 595 617) no Hoare annotation was computed. [2018-11-23 03:03:59,560 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 592 618) 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)))) [2018-11-23 03:03:59,560 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 592 618) no Hoare annotation was computed. [2018-11-23 03:03:59,560 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 592 618) no Hoare annotation was computed. [2018-11-23 03:03:59,560 INFO L451 ceAbstractionStarter]: At program point L418-2(lines 418 432) the Hoare annotation is: true [2018-11-23 03:03:59,560 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 408 437) no Hoare annotation was computed. [2018-11-23 03:03:59,561 INFO L451 ceAbstractionStarter]: At program point L414(line 414) the Hoare annotation is: true [2018-11-23 03:03:59,561 INFO L448 ceAbstractionStarter]: For program point L414-1(line 414) no Hoare annotation was computed. [2018-11-23 03:03:59,561 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 408 437) the Hoare annotation is: true [2018-11-23 03:03:59,561 INFO L451 ceAbstractionStarter]: At program point L433(lines 408 437) the Hoare annotation is: true [2018-11-23 03:03:59,561 INFO L448 ceAbstractionStarter]: For program point L429(line 429) no Hoare annotation was computed. [2018-11-23 03:03:59,561 INFO L448 ceAbstractionStarter]: For program point L422(lines 422 426) no Hoare annotation was computed. [2018-11-23 03:03:59,561 INFO L451 ceAbstractionStarter]: At program point L422-1(lines 422 426) the Hoare annotation is: true [2018-11-23 03:03:59,561 INFO L448 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2018-11-23 03:03:59,561 INFO L448 ceAbstractionStarter]: For program point L784-1(lines 780 791) no Hoare annotation was computed. [2018-11-23 03:03:59,562 INFO L444 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 780 791) 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))) [2018-11-23 03:03:59,562 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 780 791) no Hoare annotation was computed. [2018-11-23 03:03:59,562 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 465 471) no Hoare annotation was computed. [2018-11-23 03:03:59,562 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 465 471) the Hoare annotation is: true [2018-11-23 03:03:59,563 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-23 03:03:59,563 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)) [2018-11-23 03:03:59,563 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-23 03:03:59,563 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-23 03:03:59,563 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 792 803) no Hoare annotation was computed. [2018-11-23 03:03:59,563 INFO L448 ceAbstractionStarter]: For program point L796-1(lines 792 803) no Hoare annotation was computed. [2018-11-23 03:03:59,563 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 792 803) 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)))) [2018-11-23 03:03:59,563 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 957 964) no Hoare annotation was computed. [2018-11-23 03:03:59,564 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 957 964) the Hoare annotation is: true [2018-11-23 03:03:59,564 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 961) no Hoare annotation was computed. [2018-11-23 03:03:59,564 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 957 964) no Hoare annotation was computed. [2018-11-23 03:03:59,579 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 03:03:59 BoogieIcfgContainer [2018-11-23 03:03:59,579 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 03:03:59,581 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 03:03:59,581 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 03:03:59,581 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 03:03:59,581 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:03:50" (3/4) ... [2018-11-23 03:03:59,585 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 03:03:59,592 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-23 03:03:59,593 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-23 03:03:59,593 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__1 [2018-11-23 03:03:59,593 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__2 [2018-11-23 03:03:59,593 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__3 [2018-11-23 03:03:59,593 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-23 03:03:59,593 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-11-23 03:03:59,593 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-23 03:03:59,593 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-23 03:03:59,593 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-23 03:03:59,593 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-23 03:03:59,594 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-23 03:03:59,594 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-23 03:03:59,594 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-23 03:03:59,594 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-23 03:03:59,594 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-23 03:03:59,594 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__highWaterSensor [2018-11-23 03:03:59,594 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-23 03:03:59,594 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-23 03:03:59,594 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-23 03:03:59,594 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-23 03:03:59,594 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-23 03:03:59,594 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-23 03:03:59,595 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-23 03:03:59,595 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-23 03:03:59,595 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-23 03:03:59,595 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-23 03:03:59,595 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-23 03:03:59,595 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-23 03:03:59,603 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 45 nodes and edges [2018-11-23 03:03:59,604 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-11-23 03:03:59,604 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-11-23 03:03:59,605 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-11-23 03:03:59,605 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-23 03:03:59,605 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 03:03:59,606 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 03:03:59,629 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) [2018-11-23 03:03:59,630 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) [2018-11-23 03:03:59,671 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_08dd0d6c-c97f-4f35-a753-94332ab08c6e/bin-2019/uautomizer/witness.graphml [2018-11-23 03:03:59,671 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 03:03:59,672 INFO L168 Benchmark]: Toolchain (without parser) took 9933.27 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 401.6 MB). Free memory was 956.4 MB in the beginning and 1.1 GB in the end (delta: -93.6 MB). Peak memory consumption was 308.0 MB. Max. memory is 11.5 GB. [2018-11-23 03:03:59,672 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 03:03:59,673 INFO L168 Benchmark]: CACSL2BoogieTranslator took 474.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 181.4 MB). Free memory was 956.4 MB in the beginning and 1.2 GB in the end (delta: -213.0 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. [2018-11-23 03:03:59,673 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.85 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 03:03:59,673 INFO L168 Benchmark]: Boogie Preprocessor took 30.88 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 11.5 GB. [2018-11-23 03:03:59,673 INFO L168 Benchmark]: RCFGBuilder took 484.76 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 53.1 MB). Peak memory consumption was 53.1 MB. Max. memory is 11.5 GB. [2018-11-23 03:03:59,676 INFO L168 Benchmark]: TraceAbstraction took 8820.72 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 220.2 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 52.6 MB). Peak memory consumption was 396.6 MB. Max. memory is 11.5 GB. [2018-11-23 03:03:59,677 INFO L168 Benchmark]: Witness Printer took 90.45 ms. Allocated memory is still 1.4 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 11.5 GB. [2018-11-23 03:03:59,679 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 474.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 181.4 MB). Free memory was 956.4 MB in the beginning and 1.2 GB in the end (delta: -213.0 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 25.85 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 30.88 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 11.5 GB. * RCFGBuilder took 484.76 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 53.1 MB). Peak memory consumption was 53.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 8820.72 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 220.2 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 52.6 MB). Peak memory consumption was 396.6 MB. Max. memory is 11.5 GB. * Witness Printer took 90.45 ms. Allocated memory is still 1.4 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 961]: 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: 418]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 408]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 523]: 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: 522]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 30 procedures, 152 locations, 1 error locations. SAFE Result, 8.7s OverallTime, 10 OverallIterations, 6 TraceHistogramMax, 3.6s AutomataDifference, 0.0s DeadEndRemovalTime, 2.8s HoareAnnotationTime, HoareTripleCheckerStatistics: 1873 SDtfs, 1426 SDslu, 5333 SDs, 0 SdLazy, 2428 SolverSat, 451 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 270 GetRequests, 187 SyntacticMatches, 1 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 261 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1516occurred 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: 0.4s AutomataMinimizationTime, 10 MinimizatonAttempts, 707 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 62 LocationsWithAnnotation, 1797 PreInvPairs, 1874 NumberOfFragments, 2024 HoareAnnotationTreeSize, 1797 FomulaSimplifications, 4572 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 62 FomulaSimplificationsInter, 7667 FormulaSimplificationTreeSizeReductionInter, 2.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 1265 NumberOfCodeBlocks, 1265 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 1254 ConstructedInterpolants, 0 QuantifiedInterpolants, 269883 SizeOfPredicates, 4 NumberOfNonLiveVariables, 887 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 11 InterpolantComputations, 9 PerfectInterpolantSequences, 461/479 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...