./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product19_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_de9a5721-be4c-4846-a106-5f346a8e82d4/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_de9a5721-be4c-4846-a106-5f346a8e82d4/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_de9a5721-be4c-4846-a106-5f346a8e82d4/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_de9a5721-be4c-4846-a106-5f346a8e82d4/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product19_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_de9a5721-be4c-4846-a106-5f346a8e82d4/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_de9a5721-be4c-4846-a106-5f346a8e82d4/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 9c314d63250cd17d6a50b1f2df9a5a3ff1e733f7 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 08:26:35,394 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 08:26:35,395 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 08:26:35,402 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 08:26:35,402 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 08:26:35,403 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 08:26:35,404 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 08:26:35,405 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 08:26:35,406 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 08:26:35,407 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 08:26:35,407 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 08:26:35,407 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 08:26:35,408 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 08:26:35,409 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 08:26:35,409 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 08:26:35,410 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 08:26:35,411 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 08:26:35,412 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 08:26:35,413 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 08:26:35,414 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 08:26:35,415 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 08:26:35,416 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 08:26:35,417 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 08:26:35,418 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 08:26:35,418 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 08:26:35,418 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 08:26:35,419 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 08:26:35,420 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 08:26:35,420 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 08:26:35,421 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 08:26:35,421 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 08:26:35,421 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 08:26:35,422 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 08:26:35,422 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 08:26:35,422 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 08:26:35,423 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 08:26:35,423 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_de9a5721-be4c-4846-a106-5f346a8e82d4/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-23 08:26:35,432 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 08:26:35,432 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 08:26:35,433 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 08:26:35,433 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 08:26:35,434 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 08:26:35,434 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 08:26:35,434 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 08:26:35,434 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 08:26:35,434 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 08:26:35,434 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 08:26:35,434 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 08:26:35,435 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 08:26:35,435 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 08:26:35,435 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 08:26:35,435 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 08:26:35,435 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 08:26:35,435 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 08:26:35,435 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 08:26:35,436 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 08:26:35,436 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 08:26:35,436 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 08:26:35,436 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 08:26:35,436 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 08:26:35,436 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 08:26:35,436 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 08:26:35,437 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 08:26:35,437 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 08:26:35,437 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-23 08:26:35,437 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 08:26:35,437 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 08:26:35,437 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_de9a5721-be4c-4846-a106-5f346a8e82d4/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 -> 9c314d63250cd17d6a50b1f2df9a5a3ff1e733f7 [2018-11-23 08:26:35,460 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 08:26:35,468 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 08:26:35,470 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 08:26:35,471 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 08:26:35,471 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 08:26:35,472 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_de9a5721-be4c-4846-a106-5f346a8e82d4/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec5_product19_true-unreach-call_false-termination.cil.c [2018-11-23 08:26:35,507 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_de9a5721-be4c-4846-a106-5f346a8e82d4/bin-2019/uautomizer/data/744c7d333/1862644a71414dbcb1c74f2e2b558241/FLAG17084a158 [2018-11-23 08:26:35,839 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 08:26:35,839 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_de9a5721-be4c-4846-a106-5f346a8e82d4/sv-benchmarks/c/product-lines/minepump_spec5_product19_true-unreach-call_false-termination.cil.c [2018-11-23 08:26:35,846 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_de9a5721-be4c-4846-a106-5f346a8e82d4/bin-2019/uautomizer/data/744c7d333/1862644a71414dbcb1c74f2e2b558241/FLAG17084a158 [2018-11-23 08:26:35,858 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_de9a5721-be4c-4846-a106-5f346a8e82d4/bin-2019/uautomizer/data/744c7d333/1862644a71414dbcb1c74f2e2b558241 [2018-11-23 08:26:35,860 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 08:26:35,861 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 08:26:35,861 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 08:26:35,861 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 08:26:35,863 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 08:26:35,864 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:26:35" (1/1) ... [2018-11-23 08:26:35,866 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44db1cb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:26:35, skipping insertion in model container [2018-11-23 08:26:35,866 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:26:35" (1/1) ... [2018-11-23 08:26:35,872 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 08:26:35,902 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 08:26:36,088 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 08:26:36,151 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 08:26:36,206 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 08:26:36,222 INFO L195 MainTranslator]: Completed translation [2018-11-23 08:26:36,222 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:26:36 WrapperNode [2018-11-23 08:26:36,222 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 08:26:36,223 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 08:26:36,223 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 08:26:36,223 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 08:26:36,230 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:26:36" (1/1) ... [2018-11-23 08:26:36,239 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:26:36" (1/1) ... [2018-11-23 08:26:36,245 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 08:26:36,245 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 08:26:36,245 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 08:26:36,245 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 08:26:36,251 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:26:36" (1/1) ... [2018-11-23 08:26:36,251 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:26:36" (1/1) ... [2018-11-23 08:26:36,253 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:26:36" (1/1) ... [2018-11-23 08:26:36,253 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:26:36" (1/1) ... [2018-11-23 08:26:36,260 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:26:36" (1/1) ... [2018-11-23 08:26:36,264 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:26:36" (1/1) ... [2018-11-23 08:26:36,266 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:26:36" (1/1) ... [2018-11-23 08:26:36,267 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 08:26:36,268 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 08:26:36,268 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 08:26:36,268 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 08:26:36,268 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:26:36" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_de9a5721-be4c-4846-a106-5f346a8e82d4/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 08:26:36,309 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-23 08:26:36,309 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-23 08:26:36,309 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 08:26:36,309 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 08:26:36,310 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-11-23 08:26:36,310 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-11-23 08:26:36,310 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-23 08:26:36,310 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-23 08:26:36,310 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 08:26:36,310 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-23 08:26:36,310 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-23 08:26:36,310 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-23 08:26:36,310 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-23 08:26:36,311 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-23 08:26:36,311 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-23 08:26:36,311 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-23 08:26:36,311 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-23 08:26:36,311 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-23 08:26:36,311 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-23 08:26:36,311 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-23 08:26:36,312 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-23 08:26:36,312 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-23 08:26:36,312 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-23 08:26:36,312 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-23 08:26:36,312 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-23 08:26:36,312 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-23 08:26:36,312 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-23 08:26:36,312 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-23 08:26:36,312 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-23 08:26:36,312 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-23 08:26:36,313 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-23 08:26:36,313 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-23 08:26:36,313 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-23 08:26:36,313 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2018-11-23 08:26:36,313 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2018-11-23 08:26:36,313 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2018-11-23 08:26:36,313 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2018-11-23 08:26:36,313 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2018-11-23 08:26:36,313 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2018-11-23 08:26:36,313 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-23 08:26:36,314 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-23 08:26:36,314 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-23 08:26:36,314 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-23 08:26:36,314 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-23 08:26:36,314 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-23 08:26:36,314 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-23 08:26:36,314 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 08:26:36,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 08:26:36,314 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-23 08:26:36,315 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-23 08:26:36,315 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-23 08:26:36,315 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-23 08:26:36,315 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 08:26:36,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 08:26:36,710 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 08:26:36,710 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-11-23 08:26:36,711 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:26:36 BoogieIcfgContainer [2018-11-23 08:26:36,711 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 08:26:36,711 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 08:26:36,711 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 08:26:36,714 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 08:26:36,714 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 08:26:35" (1/3) ... [2018-11-23 08:26:36,715 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45a3cfef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:26:36, skipping insertion in model container [2018-11-23 08:26:36,715 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:26:36" (2/3) ... [2018-11-23 08:26:36,716 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45a3cfef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:26:36, skipping insertion in model container [2018-11-23 08:26:36,716 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:26:36" (3/3) ... [2018-11-23 08:26:36,717 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product19_true-unreach-call_false-termination.cil.c [2018-11-23 08:26:36,726 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 08:26:36,732 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 08:26:36,747 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 08:26:36,773 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 08:26:36,774 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 08:26:36,774 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 08:26:36,774 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 08:26:36,774 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 08:26:36,774 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 08:26:36,775 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 08:26:36,775 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 08:26:36,775 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 08:26:36,792 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states. [2018-11-23 08:26:36,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-23 08:26:36,800 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 08:26:36,800 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 08:26:36,803 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 08:26:36,807 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:26:36,808 INFO L82 PathProgramCache]: Analyzing trace with hash -1344419661, now seen corresponding path program 1 times [2018-11-23 08:26:36,809 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 08:26:36,810 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 08:26:36,850 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:26:36,851 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:26:36,851 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:26:36,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:26:37,006 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 08:26:37,008 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 08:26:37,009 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-23 08:26:37,011 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-23 08:26:37,019 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-23 08:26:37,019 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-23 08:26:37,020 INFO L87 Difference]: Start difference. First operand 133 states. Second operand 2 states. [2018-11-23 08:26:37,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 08:26:37,047 INFO L93 Difference]: Finished difference Result 236 states and 295 transitions. [2018-11-23 08:26:37,047 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-23 08:26:37,048 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2018-11-23 08:26:37,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 08:26:37,057 INFO L225 Difference]: With dead ends: 236 [2018-11-23 08:26:37,057 INFO L226 Difference]: Without dead ends: 120 [2018-11-23 08:26:37,061 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 08:26:37,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2018-11-23 08:26:37,088 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 120. [2018-11-23 08:26:37,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 120 states. [2018-11-23 08:26:37,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 141 transitions. [2018-11-23 08:26:37,092 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 141 transitions. Word has length 59 [2018-11-23 08:26:37,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 08:26:37,093 INFO L480 AbstractCegarLoop]: Abstraction has 120 states and 141 transitions. [2018-11-23 08:26:37,093 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-23 08:26:37,093 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 141 transitions. [2018-11-23 08:26:37,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-23 08:26:37,096 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 08:26:37,097 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 08:26:37,097 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 08:26:37,097 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:26:37,097 INFO L82 PathProgramCache]: Analyzing trace with hash -676216527, now seen corresponding path program 1 times [2018-11-23 08:26:37,097 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 08:26:37,098 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 08:26:37,098 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:26:37,098 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:26:37,099 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:26:37,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:26:37,177 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 08:26:37,177 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 08:26:37,177 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 08:26:37,179 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 08:26:37,179 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 08:26:37,179 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 08:26:37,179 INFO L87 Difference]: Start difference. First operand 120 states and 141 transitions. Second operand 3 states. [2018-11-23 08:26:37,198 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 08:26:37,198 INFO L93 Difference]: Finished difference Result 179 states and 209 transitions. [2018-11-23 08:26:37,199 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 08:26:37,199 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2018-11-23 08:26:37,199 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 08:26:37,200 INFO L225 Difference]: With dead ends: 179 [2018-11-23 08:26:37,201 INFO L226 Difference]: Without dead ends: 111 [2018-11-23 08:26:37,202 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 08:26:37,202 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2018-11-23 08:26:37,210 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 111. [2018-11-23 08:26:37,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 111 states. [2018-11-23 08:26:37,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 129 transitions. [2018-11-23 08:26:37,212 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 129 transitions. Word has length 60 [2018-11-23 08:26:37,212 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 08:26:37,212 INFO L480 AbstractCegarLoop]: Abstraction has 111 states and 129 transitions. [2018-11-23 08:26:37,212 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 08:26:37,212 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 129 transitions. [2018-11-23 08:26:37,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-23 08:26:37,214 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 08:26:37,214 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 08:26:37,214 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 08:26:37,214 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:26:37,215 INFO L82 PathProgramCache]: Analyzing trace with hash 147283884, now seen corresponding path program 1 times [2018-11-23 08:26:37,215 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 08:26:37,215 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 08:26:37,215 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:26:37,216 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:26:37,216 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:26:37,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:26:37,333 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 08:26:37,333 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 08:26:37,333 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-23 08:26:37,334 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-23 08:26:37,334 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-23 08:26:37,334 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-23 08:26:37,334 INFO L87 Difference]: Start difference. First operand 111 states and 129 transitions. Second operand 7 states. [2018-11-23 08:26:37,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 08:26:37,608 INFO L93 Difference]: Finished difference Result 333 states and 405 transitions. [2018-11-23 08:26:37,609 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 08:26:37,609 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 64 [2018-11-23 08:26:37,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 08:26:37,612 INFO L225 Difference]: With dead ends: 333 [2018-11-23 08:26:37,612 INFO L226 Difference]: Without dead ends: 250 [2018-11-23 08:26:37,613 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-23 08:26:37,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 250 states. [2018-11-23 08:26:37,636 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 250 to 242. [2018-11-23 08:26:37,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 242 states. [2018-11-23 08:26:37,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 242 states and 294 transitions. [2018-11-23 08:26:37,639 INFO L78 Accepts]: Start accepts. Automaton has 242 states and 294 transitions. Word has length 64 [2018-11-23 08:26:37,639 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 08:26:37,639 INFO L480 AbstractCegarLoop]: Abstraction has 242 states and 294 transitions. [2018-11-23 08:26:37,639 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-23 08:26:37,639 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 294 transitions. [2018-11-23 08:26:37,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-23 08:26:37,642 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 08:26:37,642 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 08:26:37,642 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 08:26:37,642 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:26:37,642 INFO L82 PathProgramCache]: Analyzing trace with hash 963782270, now seen corresponding path program 1 times [2018-11-23 08:26:37,643 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 08:26:37,643 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 08:26:37,643 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:26:37,643 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:26:37,644 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:26:37,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:26:37,769 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 08:26:37,770 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 08:26:37,770 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-23 08:26:37,770 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-23 08:26:37,770 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-23 08:26:37,770 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-23 08:26:37,771 INFO L87 Difference]: Start difference. First operand 242 states and 294 transitions. Second operand 7 states. [2018-11-23 08:26:38,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 08:26:38,122 INFO L93 Difference]: Finished difference Result 402 states and 505 transitions. [2018-11-23 08:26:38,123 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-23 08:26:38,123 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 70 [2018-11-23 08:26:38,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 08:26:38,123 INFO L225 Difference]: With dead ends: 402 [2018-11-23 08:26:38,124 INFO L226 Difference]: Without dead ends: 0 [2018-11-23 08:26:38,125 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2018-11-23 08:26:38,126 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-23 08:26:38,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-23 08:26:38,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-23 08:26:38,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-23 08:26:38,127 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 70 [2018-11-23 08:26:38,127 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 08:26:38,127 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 08:26:38,127 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-23 08:26:38,127 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 08:26:38,127 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 08:26:38,130 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-23 08:26:38,319 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 9 [2018-11-23 08:26:38,748 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 778 784) the Hoare annotation is: true [2018-11-23 08:26:38,748 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 778 784) no Hoare annotation was computed. [2018-11-23 08:26:38,748 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 785 793) no Hoare annotation was computed. [2018-11-23 08:26:38,748 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 785 793) the Hoare annotation is: true [2018-11-23 08:26:38,748 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 785 793) no Hoare annotation was computed. [2018-11-23 08:26:38,748 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 796 803) the Hoare annotation is: true [2018-11-23 08:26:38,749 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 796 803) no Hoare annotation was computed. [2018-11-23 08:26:38,749 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 796 803) no Hoare annotation was computed. [2018-11-23 08:26:38,749 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 804 813) the Hoare annotation is: true [2018-11-23 08:26:38,749 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 804 813) no Hoare annotation was computed. [2018-11-23 08:26:38,749 INFO L448 ceAbstractionStarter]: For program point L809(line 809) no Hoare annotation was computed. [2018-11-23 08:26:38,749 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 804 813) no Hoare annotation was computed. [2018-11-23 08:26:38,749 INFO L444 ceAbstractionStarter]: At program point L829(line 829) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2018-11-23 08:26:38,749 INFO L448 ceAbstractionStarter]: For program point L827(lines 827 833) no Hoare annotation was computed. [2018-11-23 08:26:38,749 INFO L448 ceAbstractionStarter]: For program point L826(lines 826 836) no Hoare annotation was computed. [2018-11-23 08:26:38,750 INFO L451 ceAbstractionStarter]: At program point L824(line 824) the Hoare annotation is: true [2018-11-23 08:26:38,750 INFO L448 ceAbstractionStarter]: For program point L824-1(line 824) no Hoare annotation was computed. [2018-11-23 08:26:38,750 INFO L448 ceAbstractionStarter]: For program point L822(lines 822 839) no Hoare annotation was computed. [2018-11-23 08:26:38,750 INFO L448 ceAbstractionStarter]: For program point L822-1(lines 814 842) no Hoare annotation was computed. [2018-11-23 08:26:38,750 INFO L451 ceAbstractionStarter]: At program point L820(line 820) the Hoare annotation is: true [2018-11-23 08:26:38,752 INFO L448 ceAbstractionStarter]: For program point L820-1(line 820) no Hoare annotation was computed. [2018-11-23 08:26:38,752 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 814 842) the Hoare annotation is: true [2018-11-23 08:26:38,752 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 814 842) no Hoare annotation was computed. [2018-11-23 08:26:38,752 INFO L444 ceAbstractionStarter]: At program point L929(line 929) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= main_~tmp~7 ~systemActive~0) (= ~systemActive~0 1))) [2018-11-23 08:26:38,752 INFO L444 ceAbstractionStarter]: At program point L929-1(line 929) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= main_~tmp~7 ~systemActive~0) (= ~systemActive~0 1))) [2018-11-23 08:26:38,752 INFO L448 ceAbstractionStarter]: For program point L927(lines 927 934) no Hoare annotation was computed. [2018-11-23 08:26:38,752 INFO L448 ceAbstractionStarter]: For program point L927-1(lines 927 934) no Hoare annotation was computed. [2018-11-23 08:26:38,753 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 917 939) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1))) [2018-11-23 08:26:38,753 INFO L448 ceAbstractionStarter]: For program point L925(line 925) no Hoare annotation was computed. [2018-11-23 08:26:38,753 INFO L444 ceAbstractionStarter]: At program point L924(line 924) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1))) [2018-11-23 08:26:38,753 INFO L444 ceAbstractionStarter]: At program point L923(line 923) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1))) [2018-11-23 08:26:38,753 INFO L444 ceAbstractionStarter]: At program point L923-1(line 923) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1))) [2018-11-23 08:26:38,753 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 917 939) no Hoare annotation was computed. [2018-11-23 08:26:38,753 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 917 939) no Hoare annotation was computed. [2018-11-23 08:26:38,753 INFO L448 ceAbstractionStarter]: For program point stopSystemEXIT(lines 276 290) no Hoare annotation was computed. [2018-11-23 08:26:38,753 INFO L444 ceAbstractionStarter]: At program point L282(line 282) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2018-11-23 08:26:38,753 INFO L448 ceAbstractionStarter]: For program point L280(lines 280 286) no Hoare annotation was computed. [2018-11-23 08:26:38,754 INFO L444 ceAbstractionStarter]: At program point stopSystemENTRY(lines 276 290) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (= |old(~systemActive~0)| 0) (not (= ~systemActive~0 0))) (or .cse0 (= 0 ~pumpRunning~0)) (or .cse0 (= ~systemActive~0 1) (not (= |old(~systemActive~0)| 1))))) [2018-11-23 08:26:38,754 INFO L448 ceAbstractionStarter]: For program point stopSystemFINAL(lines 276 290) no Hoare annotation was computed. [2018-11-23 08:26:38,754 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 212 220) no Hoare annotation was computed. [2018-11-23 08:26:38,754 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 212 220) the Hoare annotation is: true [2018-11-23 08:26:38,754 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 212 220) no Hoare annotation was computed. [2018-11-23 08:26:38,754 INFO L448 ceAbstractionStarter]: For program point L266(lines 266 270) no Hoare annotation was computed. [2018-11-23 08:26:38,754 INFO L451 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 257 275) the Hoare annotation is: true [2018-11-23 08:26:38,754 INFO L451 ceAbstractionStarter]: At program point L264(line 264) the Hoare annotation is: true [2018-11-23 08:26:38,754 INFO L448 ceAbstractionStarter]: For program point L266-2(lines 266 270) no Hoare annotation was computed. [2018-11-23 08:26:38,754 INFO L448 ceAbstractionStarter]: For program point L264-1(line 264) no Hoare annotation was computed. [2018-11-23 08:26:38,754 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 257 275) no Hoare annotation was computed. [2018-11-23 08:26:38,755 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 257 275) no Hoare annotation was computed. [2018-11-23 08:26:38,755 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 771 777) no Hoare annotation was computed. [2018-11-23 08:26:38,755 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 771 777) the Hoare annotation is: true [2018-11-23 08:26:38,755 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 906 916) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1))) [2018-11-23 08:26:38,755 INFO L444 ceAbstractionStarter]: At program point L911(line 911) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1))) [2018-11-23 08:26:38,755 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 906 916) no Hoare annotation was computed. [2018-11-23 08:26:38,755 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 906 916) no Hoare annotation was computed. [2018-11-23 08:26:38,755 INFO L451 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 193 200) the Hoare annotation is: true [2018-11-23 08:26:38,755 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 193 200) no Hoare annotation was computed. [2018-11-23 08:26:38,755 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 193 200) no Hoare annotation was computed. [2018-11-23 08:26:38,755 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 160 184) no Hoare annotation was computed. [2018-11-23 08:26:38,756 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 160 184) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= 0 ~pumpRunning~0)) [2018-11-23 08:26:38,756 INFO L444 ceAbstractionStarter]: At program point L179(line 179) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= 0 ~pumpRunning~0)) [2018-11-23 08:26:38,756 INFO L448 ceAbstractionStarter]: For program point L179-1(lines 160 184) no Hoare annotation was computed. [2018-11-23 08:26:38,756 INFO L444 ceAbstractionStarter]: At program point L174(line 174) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2018-11-23 08:26:38,756 INFO L444 ceAbstractionStarter]: At program point L170(line 170) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2018-11-23 08:26:38,756 INFO L448 ceAbstractionStarter]: For program point L168(lines 168 176) no Hoare annotation was computed. [2018-11-23 08:26:38,756 INFO L444 ceAbstractionStarter]: At program point L166(line 166) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2018-11-23 08:26:38,756 INFO L448 ceAbstractionStarter]: For program point L166-1(line 166) no Hoare annotation was computed. [2018-11-23 08:26:38,756 INFO L448 ceAbstractionStarter]: For program point L164(lines 164 181) no Hoare annotation was computed. [2018-11-23 08:26:38,756 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 152 158) no Hoare annotation was computed. [2018-11-23 08:26:38,756 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 152 158) the Hoare annotation is: true [2018-11-23 08:26:38,757 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 45 110) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1))) [2018-11-23 08:26:38,757 INFO L444 ceAbstractionStarter]: At program point L93(line 93) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0))) [2018-11-23 08:26:38,757 INFO L448 ceAbstractionStarter]: For program point L91(lines 91 97) no Hoare annotation was computed. [2018-11-23 08:26:38,757 INFO L444 ceAbstractionStarter]: At program point L91-1(lines 85 98) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0))) [2018-11-23 08:26:38,757 INFO L448 ceAbstractionStarter]: For program point L56(lines 55 102) no Hoare annotation was computed. [2018-11-23 08:26:38,757 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 45 110) no Hoare annotation was computed. [2018-11-23 08:26:38,757 INFO L448 ceAbstractionStarter]: For program point L85(lines 85 98) no Hoare annotation was computed. [2018-11-23 08:26:38,757 INFO L444 ceAbstractionStarter]: At program point L77(line 77) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0))) [2018-11-23 08:26:38,757 INFO L448 ceAbstractionStarter]: For program point L75(lines 75 81) no Hoare annotation was computed. [2018-11-23 08:26:38,757 INFO L448 ceAbstractionStarter]: For program point L75-1(lines 75 81) no Hoare annotation was computed. [2018-11-23 08:26:38,758 INFO L444 ceAbstractionStarter]: At program point L100(lines 55 102) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0))) [2018-11-23 08:26:38,758 INFO L444 ceAbstractionStarter]: At program point L67(line 67) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0))) [2018-11-23 08:26:38,758 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 71) no Hoare annotation was computed. [2018-11-23 08:26:38,758 INFO L448 ceAbstractionStarter]: For program point L65-1(lines 65 71) no Hoare annotation was computed. [2018-11-23 08:26:38,758 INFO L448 ceAbstractionStarter]: For program point L57(lines 57 61) no Hoare annotation was computed. [2018-11-23 08:26:38,758 INFO L444 ceAbstractionStarter]: At program point L103(lines 54 104) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1))) [2018-11-23 08:26:38,758 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 45 110) no Hoare annotation was computed. [2018-11-23 08:26:38,759 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 747 755) no Hoare annotation was computed. [2018-11-23 08:26:38,759 INFO L451 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 747 755) the Hoare annotation is: true [2018-11-23 08:26:38,759 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 747 755) no Hoare annotation was computed. [2018-11-23 08:26:38,759 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-23 08:26:38,759 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2018-11-23 08:26:38,759 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-23 08:26:38,760 INFO L451 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 738 746) the Hoare annotation is: true [2018-11-23 08:26:38,760 INFO L448 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 738 746) no Hoare annotation was computed. [2018-11-23 08:26:38,760 INFO L448 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 738 746) no Hoare annotation was computed. [2018-11-23 08:26:38,760 INFO L451 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 694 705) the Hoare annotation is: true [2018-11-23 08:26:38,760 INFO L448 ceAbstractionStarter]: For program point L698-1(lines 694 705) no Hoare annotation was computed. [2018-11-23 08:26:38,760 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 694 705) no Hoare annotation was computed. [2018-11-23 08:26:38,760 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 845 874) no Hoare annotation was computed. [2018-11-23 08:26:38,760 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 845 874) the Hoare annotation is: true [2018-11-23 08:26:38,760 INFO L448 ceAbstractionStarter]: For program point L859(lines 859 863) no Hoare annotation was computed. [2018-11-23 08:26:38,760 INFO L451 ceAbstractionStarter]: At program point L859-1(lines 859 863) the Hoare annotation is: true [2018-11-23 08:26:38,760 INFO L448 ceAbstractionStarter]: For program point L856(line 856) no Hoare annotation was computed. [2018-11-23 08:26:38,760 INFO L451 ceAbstractionStarter]: At program point L855-2(lines 855 869) the Hoare annotation is: true [2018-11-23 08:26:38,760 INFO L451 ceAbstractionStarter]: At program point L851(line 851) the Hoare annotation is: true [2018-11-23 08:26:38,761 INFO L448 ceAbstractionStarter]: For program point L851-1(line 851) no Hoare annotation was computed. [2018-11-23 08:26:38,761 INFO L451 ceAbstractionStarter]: At program point L870(lines 845 874) the Hoare annotation is: true [2018-11-23 08:26:38,761 INFO L448 ceAbstractionStarter]: For program point L866(line 866) no Hoare annotation was computed. [2018-11-23 08:26:38,761 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 125 151) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2018-11-23 08:26:38,761 INFO L444 ceAbstractionStarter]: At program point L141(line 141) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (not (= ~systemActive~0 0)))) [2018-11-23 08:26:38,761 INFO L444 ceAbstractionStarter]: At program point L139(lines 139 145) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2018-11-23 08:26:38,761 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 125 151) no Hoare annotation was computed. [2018-11-23 08:26:38,761 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 125 151) no Hoare annotation was computed. [2018-11-23 08:26:38,761 INFO L444 ceAbstractionStarter]: At program point L134(line 134) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2018-11-23 08:26:38,761 INFO L448 ceAbstractionStarter]: For program point L132(lines 128 150) no Hoare annotation was computed. [2018-11-23 08:26:38,761 INFO L448 ceAbstractionStarter]: For program point L130(lines 128 150) no Hoare annotation was computed. [2018-11-23 08:26:38,762 INFO L448 ceAbstractionStarter]: For program point L674-1(lines 670 681) no Hoare annotation was computed. [2018-11-23 08:26:38,762 INFO L451 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 670 681) the Hoare annotation is: true [2018-11-23 08:26:38,762 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 670 681) no Hoare annotation was computed. [2018-11-23 08:26:38,762 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 899 905) no Hoare annotation was computed. [2018-11-23 08:26:38,762 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 899 905) the Hoare annotation is: true [2018-11-23 08:26:38,762 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-23 08:26:38,762 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) [2018-11-23 08:26:38,764 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-23 08:26:38,764 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-23 08:26:38,765 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 682 693) no Hoare annotation was computed. [2018-11-23 08:26:38,765 INFO L448 ceAbstractionStarter]: For program point L686-1(lines 682 693) no Hoare annotation was computed. [2018-11-23 08:26:38,765 INFO L451 ceAbstractionStarter]: At program point waterRiseENTRY(lines 682 693) the Hoare annotation is: true [2018-11-23 08:26:38,765 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 292 299) no Hoare annotation was computed. [2018-11-23 08:26:38,765 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 296) no Hoare annotation was computed. [2018-11-23 08:26:38,765 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 292 299) the Hoare annotation is: true [2018-11-23 08:26:38,765 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 292 299) no Hoare annotation was computed. [2018-11-23 08:26:38,778 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 08:26:38 BoogieIcfgContainer [2018-11-23 08:26:38,779 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 08:26:38,779 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 08:26:38,779 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 08:26:38,779 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 08:26:38,780 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:26:36" (3/4) ... [2018-11-23 08:26:38,783 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 08:26:38,788 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-23 08:26:38,788 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-23 08:26:38,788 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__1 [2018-11-23 08:26:38,788 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__2 [2018-11-23 08:26:38,788 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__3 [2018-11-23 08:26:38,788 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-23 08:26:38,789 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-11-23 08:26:38,789 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-23 08:26:38,789 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-23 08:26:38,789 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-23 08:26:38,789 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-23 08:26:38,789 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-23 08:26:38,789 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-23 08:26:38,789 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-23 08:26:38,789 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-23 08:26:38,789 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-23 08:26:38,789 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-23 08:26:38,789 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-23 08:26:38,790 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-23 08:26:38,790 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-23 08:26:38,790 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-23 08:26:38,790 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-23 08:26:38,790 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-23 08:26:38,790 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-23 08:26:38,790 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-23 08:26:38,796 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 46 nodes and edges [2018-11-23 08:26:38,797 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-11-23 08:26:38,797 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-11-23 08:26:38,797 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-11-23 08:26:38,798 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-23 08:26:38,798 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 08:26:38,798 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 08:26:38,819 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || (0 == pumpRunning && splverifierCounter == 0) [2018-11-23 08:26:38,819 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(0 == \old(pumpRunning)) || !(\old(systemActive) == 1) [2018-11-23 08:26:38,849 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_de9a5721-be4c-4846-a106-5f346a8e82d4/bin-2019/uautomizer/witness.graphml [2018-11-23 08:26:38,850 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 08:26:38,850 INFO L168 Benchmark]: Toolchain (without parser) took 2990.13 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 94.4 MB). Free memory was 957.6 MB in the beginning and 984.6 MB in the end (delta: -26.9 MB). Peak memory consumption was 67.4 MB. Max. memory is 11.5 GB. [2018-11-23 08:26:38,851 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 08:26:38,851 INFO L168 Benchmark]: CACSL2BoogieTranslator took 361.55 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 94.4 MB). Free memory was 957.6 MB in the beginning and 1.1 GB in the end (delta: -128.3 MB). Peak memory consumption was 31.6 MB. Max. memory is 11.5 GB. [2018-11-23 08:26:38,851 INFO L168 Benchmark]: Boogie Procedure Inliner took 22.01 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 11.5 GB. [2018-11-23 08:26:38,851 INFO L168 Benchmark]: Boogie Preprocessor took 22.20 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-23 08:26:38,852 INFO L168 Benchmark]: RCFGBuilder took 443.25 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 47.7 MB). Peak memory consumption was 47.7 MB. Max. memory is 11.5 GB. [2018-11-23 08:26:38,852 INFO L168 Benchmark]: TraceAbstraction took 2067.26 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 995.1 MB in the end (delta: 37.7 MB). Peak memory consumption was 211.6 MB. Max. memory is 11.5 GB. [2018-11-23 08:26:38,852 INFO L168 Benchmark]: Witness Printer took 70.77 ms. Allocated memory is still 1.1 GB. Free memory was 995.1 MB in the beginning and 984.6 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 11.5 GB. [2018-11-23 08:26:38,854 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 361.55 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 94.4 MB). Free memory was 957.6 MB in the beginning and 1.1 GB in the end (delta: -128.3 MB). Peak memory consumption was 31.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 22.01 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 22.20 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 443.25 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 47.7 MB). Peak memory consumption was 47.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 2067.26 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 995.1 MB in the end (delta: 37.7 MB). Peak memory consumption was 211.6 MB. Max. memory is 11.5 GB. * Witness Printer took 70.77 ms. Allocated memory is still 1.1 GB. Free memory was 995.1 MB in the beginning and 984.6 MB 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: 296]: 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: 845]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: !(0 == \old(pumpRunning)) || !(\old(systemActive) == 1) - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || (0 == pumpRunning && splverifierCounter == 0) - InvariantResult [Line: 855]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 26 procedures, 133 locations, 1 error locations. SAFE Result, 2.0s OverallTime, 4 OverallIterations, 2 TraceHistogramMax, 0.7s AutomataDifference, 0.0s DeadEndRemovalTime, 0.6s HoareAnnotationTime, HoareTripleCheckerStatistics: 525 SDtfs, 301 SDslu, 809 SDs, 0 SdLazy, 375 SolverSat, 72 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 35 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=242occurred in iteration=3, 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: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 8 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 55 LocationsWithAnnotation, 267 PreInvPairs, 290 NumberOfFragments, 395 HoareAnnotationTreeSize, 267 FomulaSimplifications, 152 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 55 FomulaSimplificationsInter, 856 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 253 NumberOfCodeBlocks, 253 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 249 ConstructedInterpolants, 0 QuantifiedInterpolants, 26206 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...