./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product45_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_6b139dbe-d46c-4b4f-a22d-3d0cdbb7d563/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_6b139dbe-d46c-4b4f-a22d-3d0cdbb7d563/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_6b139dbe-d46c-4b4f-a22d-3d0cdbb7d563/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_6b139dbe-d46c-4b4f-a22d-3d0cdbb7d563/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product45_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_6b139dbe-d46c-4b4f-a22d-3d0cdbb7d563/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_6b139dbe-d46c-4b4f-a22d-3d0cdbb7d563/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 9b7549a4c392cf253bbff25b83e97c5c89bfd389 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 14:19:47,543 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 14:19:47,544 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 14:19:47,553 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 14:19:47,553 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 14:19:47,554 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 14:19:47,554 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 14:19:47,556 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 14:19:47,557 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 14:19:47,557 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 14:19:47,558 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 14:19:47,558 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 14:19:47,559 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 14:19:47,560 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 14:19:47,560 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 14:19:47,561 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 14:19:47,562 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 14:19:47,564 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 14:19:47,565 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 14:19:47,566 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 14:19:47,567 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 14:19:47,568 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 14:19:47,569 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 14:19:47,570 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 14:19:47,570 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 14:19:47,571 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 14:19:47,571 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 14:19:47,572 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 14:19:47,572 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 14:19:47,574 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 14:19:47,574 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 14:19:47,574 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 14:19:47,575 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 14:19:47,575 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 14:19:47,575 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 14:19:47,576 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 14:19:47,576 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_6b139dbe-d46c-4b4f-a22d-3d0cdbb7d563/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-23 14:19:47,587 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 14:19:47,587 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 14:19:47,588 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 14:19:47,588 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 14:19:47,589 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 14:19:47,589 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 14:19:47,589 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 14:19:47,589 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 14:19:47,589 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 14:19:47,589 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 14:19:47,590 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 14:19:47,590 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 14:19:47,590 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 14:19:47,590 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 14:19:47,590 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 14:19:47,590 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 14:19:47,590 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 14:19:47,590 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 14:19:47,590 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 14:19:47,591 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 14:19:47,591 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 14:19:47,591 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 14:19:47,591 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 14:19:47,591 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 14:19:47,591 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 14:19:47,591 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 14:19:47,592 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 14:19:47,592 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-23 14:19:47,592 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 14:19:47,592 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 14:19:47,594 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_6b139dbe-d46c-4b4f-a22d-3d0cdbb7d563/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 -> 9b7549a4c392cf253bbff25b83e97c5c89bfd389 [2018-11-23 14:19:47,617 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 14:19:47,626 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 14:19:47,629 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 14:19:47,630 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 14:19:47,630 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 14:19:47,631 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_6b139dbe-d46c-4b4f-a22d-3d0cdbb7d563/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec2_product45_true-unreach-call_false-termination.cil.c [2018-11-23 14:19:47,673 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6b139dbe-d46c-4b4f-a22d-3d0cdbb7d563/bin-2019/uautomizer/data/b6494dd5b/84fa4c522be448878ed3643ed6a78aaf/FLAG0693cd0b7 [2018-11-23 14:19:48,001 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 14:19:48,002 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_6b139dbe-d46c-4b4f-a22d-3d0cdbb7d563/sv-benchmarks/c/product-lines/minepump_spec2_product45_true-unreach-call_false-termination.cil.c [2018-11-23 14:19:48,008 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6b139dbe-d46c-4b4f-a22d-3d0cdbb7d563/bin-2019/uautomizer/data/b6494dd5b/84fa4c522be448878ed3643ed6a78aaf/FLAG0693cd0b7 [2018-11-23 14:19:48,016 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_6b139dbe-d46c-4b4f-a22d-3d0cdbb7d563/bin-2019/uautomizer/data/b6494dd5b/84fa4c522be448878ed3643ed6a78aaf [2018-11-23 14:19:48,018 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 14:19:48,019 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 14:19:48,020 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 14:19:48,020 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 14:19:48,022 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 14:19:48,022 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:19:48" (1/1) ... [2018-11-23 14:19:48,024 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c8583ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:19:48, skipping insertion in model container [2018-11-23 14:19:48,024 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:19:48" (1/1) ... [2018-11-23 14:19:48,030 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 14:19:48,059 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 14:19:48,240 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 14:19:48,249 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 14:19:48,340 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 14:19:48,361 INFO L195 MainTranslator]: Completed translation [2018-11-23 14:19:48,361 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:19:48 WrapperNode [2018-11-23 14:19:48,362 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 14:19:48,362 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 14:19:48,362 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 14:19:48,362 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 14:19:48,370 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:19:48" (1/1) ... [2018-11-23 14:19:48,384 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:19:48" (1/1) ... [2018-11-23 14:19:48,392 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 14:19:48,392 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 14:19:48,392 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 14:19:48,392 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 14:19:48,400 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:19:48" (1/1) ... [2018-11-23 14:19:48,401 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:19:48" (1/1) ... [2018-11-23 14:19:48,404 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:19:48" (1/1) ... [2018-11-23 14:19:48,404 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:19:48" (1/1) ... [2018-11-23 14:19:48,415 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:19:48" (1/1) ... [2018-11-23 14:19:48,421 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:19:48" (1/1) ... [2018-11-23 14:19:48,424 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:19:48" (1/1) ... [2018-11-23 14:19:48,427 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 14:19:48,427 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 14:19:48,427 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 14:19:48,427 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 14:19:48,428 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:19:48" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6b139dbe-d46c-4b4f-a22d-3d0cdbb7d563/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 14:19:48,468 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-23 14:19:48,469 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-23 14:19:48,469 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 14:19:48,469 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 14:19:48,469 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 14:19:48,469 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-23 14:19:48,469 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-23 14:19:48,469 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-23 14:19:48,470 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-23 14:19:48,470 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-23 14:19:48,470 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-23 14:19:48,470 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-23 14:19:48,470 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-23 14:19:48,470 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-23 14:19:48,470 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-23 14:19:48,470 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2018-11-23 14:19:48,471 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2018-11-23 14:19:48,471 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2018-11-23 14:19:48,471 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2018-11-23 14:19:48,471 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-23 14:19:48,471 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-23 14:19:48,471 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-23 14:19:48,471 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-23 14:19:48,471 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-23 14:19:48,472 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-23 14:19:48,472 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-23 14:19:48,472 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-23 14:19:48,472 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-23 14:19:48,472 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-23 14:19:48,472 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-23 14:19:48,472 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-23 14:19:48,472 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-23 14:19:48,472 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-23 14:19:48,473 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-23 14:19:48,473 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-23 14:19:48,473 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-23 14:19:48,473 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-23 14:19:48,473 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-11-23 14:19:48,473 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-11-23 14:19:48,473 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-23 14:19:48,473 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-23 14:19:48,473 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-23 14:19:48,474 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-23 14:19:48,474 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-23 14:19:48,474 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-23 14:19:48,474 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-23 14:19:48,474 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-23 14:19:48,474 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2018-11-23 14:19:48,474 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2018-11-23 14:19:48,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-23 14:19:48,475 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 14:19:48,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 14:19:48,475 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-23 14:19:48,475 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-23 14:19:48,475 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-23 14:19:48,475 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-23 14:19:48,475 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 14:19:48,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 14:19:48,911 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 14:19:48,911 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-11-23 14:19:48,912 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:19:48 BoogieIcfgContainer [2018-11-23 14:19:48,912 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 14:19:48,913 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 14:19:48,913 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 14:19:48,915 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 14:19:48,916 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 02:19:48" (1/3) ... [2018-11-23 14:19:48,916 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41a5101f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:19:48, skipping insertion in model container [2018-11-23 14:19:48,916 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:19:48" (2/3) ... [2018-11-23 14:19:48,917 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41a5101f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:19:48, skipping insertion in model container [2018-11-23 14:19:48,917 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:19:48" (3/3) ... [2018-11-23 14:19:48,918 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product45_true-unreach-call_false-termination.cil.c [2018-11-23 14:19:48,927 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 14:19:48,933 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 14:19:48,943 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 14:19:48,964 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 14:19:48,964 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 14:19:48,965 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 14:19:48,965 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 14:19:48,965 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 14:19:48,965 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 14:19:48,965 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 14:19:48,965 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 14:19:48,965 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 14:19:48,980 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states. [2018-11-23 14:19:48,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 14:19:48,987 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 14:19:48,987 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 14:19:48,990 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 14:19:48,993 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 14:19:48,993 INFO L82 PathProgramCache]: Analyzing trace with hash 2057341434, now seen corresponding path program 1 times [2018-11-23 14:19:48,994 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 14:19:48,995 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 14:19:49,024 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:19:49,024 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 14:19:49,024 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:19:49,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:19:49,162 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 14:19:49,163 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 14:19:49,164 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-23 14:19:49,166 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-23 14:19:49,174 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-23 14:19:49,174 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-23 14:19:49,176 INFO L87 Difference]: Start difference. First operand 148 states. Second operand 2 states. [2018-11-23 14:19:49,203 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 14:19:49,204 INFO L93 Difference]: Finished difference Result 266 states and 333 transitions. [2018-11-23 14:19:49,204 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-23 14:19:49,205 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2018-11-23 14:19:49,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 14:19:49,213 INFO L225 Difference]: With dead ends: 266 [2018-11-23 14:19:49,213 INFO L226 Difference]: Without dead ends: 135 [2018-11-23 14:19:49,217 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 14:19:49,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2018-11-23 14:19:49,250 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 135. [2018-11-23 14:19:49,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 135 states. [2018-11-23 14:19:49,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 160 transitions. [2018-11-23 14:19:49,254 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 160 transitions. Word has length 51 [2018-11-23 14:19:49,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 14:19:49,255 INFO L480 AbstractCegarLoop]: Abstraction has 135 states and 160 transitions. [2018-11-23 14:19:49,255 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-23 14:19:49,255 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 160 transitions. [2018-11-23 14:19:49,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-23 14:19:49,257 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 14:19:49,258 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 14:19:49,258 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 14:19:49,258 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 14:19:49,258 INFO L82 PathProgramCache]: Analyzing trace with hash 886643026, now seen corresponding path program 1 times [2018-11-23 14:19:49,258 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 14:19:49,258 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 14:19:49,259 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:19:49,259 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 14:19:49,259 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:19:49,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:19:49,341 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 14:19:49,341 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 14:19:49,341 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 14:19:49,343 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 14:19:49,343 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 14:19:49,343 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 14:19:49,343 INFO L87 Difference]: Start difference. First operand 135 states and 160 transitions. Second operand 3 states. [2018-11-23 14:19:49,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 14:19:49,363 INFO L93 Difference]: Finished difference Result 215 states and 255 transitions. [2018-11-23 14:19:49,366 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 14:19:49,366 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2018-11-23 14:19:49,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 14:19:49,367 INFO L225 Difference]: With dead ends: 215 [2018-11-23 14:19:49,368 INFO L226 Difference]: Without dead ends: 126 [2018-11-23 14:19:49,369 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 14:19:49,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2018-11-23 14:19:49,379 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 126. [2018-11-23 14:19:49,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 126 states. [2018-11-23 14:19:49,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 148 transitions. [2018-11-23 14:19:49,380 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 148 transitions. Word has length 52 [2018-11-23 14:19:49,381 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 14:19:49,381 INFO L480 AbstractCegarLoop]: Abstraction has 126 states and 148 transitions. [2018-11-23 14:19:49,381 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 14:19:49,381 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 148 transitions. [2018-11-23 14:19:49,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-23 14:19:49,383 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 14:19:49,383 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 14:19:49,383 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 14:19:49,383 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 14:19:49,384 INFO L82 PathProgramCache]: Analyzing trace with hash 1831062250, now seen corresponding path program 1 times [2018-11-23 14:19:49,384 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 14:19:49,384 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 14:19:49,385 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:19:49,385 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 14:19:49,385 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:19:49,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:19:49,468 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 14:19:49,468 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 14:19:49,468 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-23 14:19:49,469 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-23 14:19:49,469 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-23 14:19:49,469 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-23 14:19:49,469 INFO L87 Difference]: Start difference. First operand 126 states and 148 transitions. Second operand 7 states. [2018-11-23 14:19:49,698 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 14:19:49,698 INFO L93 Difference]: Finished difference Result 224 states and 269 transitions. [2018-11-23 14:19:49,698 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-23 14:19:49,699 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 56 [2018-11-23 14:19:49,699 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 14:19:49,700 INFO L225 Difference]: With dead ends: 224 [2018-11-23 14:19:49,700 INFO L226 Difference]: Without dead ends: 126 [2018-11-23 14:19:49,701 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 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 14:19:49,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2018-11-23 14:19:49,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 126. [2018-11-23 14:19:49,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 126 states. [2018-11-23 14:19:49,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 147 transitions. [2018-11-23 14:19:49,712 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 147 transitions. Word has length 56 [2018-11-23 14:19:49,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 14:19:49,712 INFO L480 AbstractCegarLoop]: Abstraction has 126 states and 147 transitions. [2018-11-23 14:19:49,712 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-23 14:19:49,713 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 147 transitions. [2018-11-23 14:19:49,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-23 14:19:49,714 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 14:19:49,715 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:19:49,715 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 14:19:49,715 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 14:19:49,715 INFO L82 PathProgramCache]: Analyzing trace with hash -50523387, now seen corresponding path program 1 times [2018-11-23 14:19:49,715 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 14:19:49,715 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 14:19:49,716 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:19:49,716 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 14:19:49,716 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:19:49,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:19:49,824 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 14:19:49,824 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 14:19:49,824 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-23 14:19:49,825 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-23 14:19:49,825 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-23 14:19:49,825 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-23 14:19:49,825 INFO L87 Difference]: Start difference. First operand 126 states and 147 transitions. Second operand 5 states. [2018-11-23 14:19:50,121 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 14:19:50,122 INFO L93 Difference]: Finished difference Result 327 states and 398 transitions. [2018-11-23 14:19:50,122 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 14:19:50,122 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 69 [2018-11-23 14:19:50,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 14:19:50,124 INFO L225 Difference]: With dead ends: 327 [2018-11-23 14:19:50,125 INFO L226 Difference]: Without dead ends: 229 [2018-11-23 14:19:50,126 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-23 14:19:50,126 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 229 states. [2018-11-23 14:19:50,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 229 to 211. [2018-11-23 14:19:50,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 211 states. [2018-11-23 14:19:50,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 211 states and 243 transitions. [2018-11-23 14:19:50,148 INFO L78 Accepts]: Start accepts. Automaton has 211 states and 243 transitions. Word has length 69 [2018-11-23 14:19:50,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 14:19:50,149 INFO L480 AbstractCegarLoop]: Abstraction has 211 states and 243 transitions. [2018-11-23 14:19:50,149 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-23 14:19:50,149 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 243 transitions. [2018-11-23 14:19:50,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-23 14:19:50,150 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 14:19:50,150 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:19:50,151 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 14:19:50,151 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 14:19:50,151 INFO L82 PathProgramCache]: Analyzing trace with hash -1952348736, now seen corresponding path program 1 times [2018-11-23 14:19:50,151 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 14:19:50,151 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 14:19:50,152 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:19:50,152 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 14:19:50,152 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:19:50,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:19:50,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 14:19:50,255 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 14:19:50,255 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 14:19:50,255 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 14:19:50,256 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 14:19:50,256 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-23 14:19:50,256 INFO L87 Difference]: Start difference. First operand 211 states and 243 transitions. Second operand 6 states. [2018-11-23 14:19:50,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 14:19:50,368 INFO L93 Difference]: Finished difference Result 559 states and 665 transitions. [2018-11-23 14:19:50,370 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-23 14:19:50,370 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 83 [2018-11-23 14:19:50,374 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 14:19:50,377 INFO L225 Difference]: With dead ends: 559 [2018-11-23 14:19:50,377 INFO L226 Difference]: Without dead ends: 376 [2018-11-23 14:19:50,378 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-23 14:19:50,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 376 states. [2018-11-23 14:19:50,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 376 to 370. [2018-11-23 14:19:50,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 370 states. [2018-11-23 14:19:50,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 370 states and 426 transitions. [2018-11-23 14:19:50,406 INFO L78 Accepts]: Start accepts. Automaton has 370 states and 426 transitions. Word has length 83 [2018-11-23 14:19:50,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 14:19:50,406 INFO L480 AbstractCegarLoop]: Abstraction has 370 states and 426 transitions. [2018-11-23 14:19:50,406 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 14:19:50,406 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 426 transitions. [2018-11-23 14:19:50,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-23 14:19:50,407 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 14:19:50,407 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:19:50,408 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 14:19:50,408 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 14:19:50,408 INFO L82 PathProgramCache]: Analyzing trace with hash 1133774980, now seen corresponding path program 1 times [2018-11-23 14:19:50,408 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 14:19:50,408 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 14:19:50,409 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:19:50,409 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 14:19:50,409 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:19:50,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:19:50,497 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 14:19:50,497 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 14:19:50,497 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-23 14:19:50,497 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-23 14:19:50,498 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-23 14:19:50,498 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-23 14:19:50,498 INFO L87 Difference]: Start difference. First operand 370 states and 426 transitions. Second operand 7 states. [2018-11-23 14:19:50,923 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 14:19:50,923 INFO L93 Difference]: Finished difference Result 741 states and 876 transitions. [2018-11-23 14:19:50,924 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-23 14:19:50,924 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 87 [2018-11-23 14:19:50,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 14:19:50,926 INFO L225 Difference]: With dead ends: 741 [2018-11-23 14:19:50,926 INFO L226 Difference]: Without dead ends: 399 [2018-11-23 14:19:50,927 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-11-23 14:19:50,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 399 states. [2018-11-23 14:19:50,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 399 to 369. [2018-11-23 14:19:50,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 369 states. [2018-11-23 14:19:50,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 369 states and 423 transitions. [2018-11-23 14:19:50,952 INFO L78 Accepts]: Start accepts. Automaton has 369 states and 423 transitions. Word has length 87 [2018-11-23 14:19:50,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 14:19:50,953 INFO L480 AbstractCegarLoop]: Abstraction has 369 states and 423 transitions. [2018-11-23 14:19:50,953 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-23 14:19:50,953 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 423 transitions. [2018-11-23 14:19:50,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-23 14:19:50,954 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 14:19:50,954 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] [2018-11-23 14:19:50,955 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 14:19:50,955 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 14:19:50,955 INFO L82 PathProgramCache]: Analyzing trace with hash 342193107, now seen corresponding path program 1 times [2018-11-23 14:19:50,955 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 14:19:50,955 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 14:19:50,956 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:19:50,956 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 14:19:50,956 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:19:50,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:19:51,021 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 14:19:51,022 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 14:19:51,022 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 14:19:51,022 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 14:19:51,022 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 14:19:51,022 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-23 14:19:51,023 INFO L87 Difference]: Start difference. First operand 369 states and 423 transitions. Second operand 6 states. [2018-11-23 14:19:51,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 14:19:51,057 INFO L93 Difference]: Finished difference Result 724 states and 850 transitions. [2018-11-23 14:19:51,058 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-23 14:19:51,058 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 103 [2018-11-23 14:19:51,058 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 14:19:51,059 INFO L225 Difference]: With dead ends: 724 [2018-11-23 14:19:51,060 INFO L226 Difference]: Without dead ends: 383 [2018-11-23 14:19:51,061 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 14:19:51,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 383 states. [2018-11-23 14:19:51,078 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 383 to 379. [2018-11-23 14:19:51,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 379 states. [2018-11-23 14:19:51,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 379 states and 433 transitions. [2018-11-23 14:19:51,080 INFO L78 Accepts]: Start accepts. Automaton has 379 states and 433 transitions. Word has length 103 [2018-11-23 14:19:51,081 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 14:19:51,081 INFO L480 AbstractCegarLoop]: Abstraction has 379 states and 433 transitions. [2018-11-23 14:19:51,081 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 14:19:51,081 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 433 transitions. [2018-11-23 14:19:51,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-23 14:19:51,082 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 14:19:51,082 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] [2018-11-23 14:19:51,082 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 14:19:51,083 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 14:19:51,083 INFO L82 PathProgramCache]: Analyzing trace with hash -2024501487, now seen corresponding path program 1 times [2018-11-23 14:19:51,083 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 14:19:51,083 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 14:19:51,084 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:19:51,084 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 14:19:51,084 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:19:51,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:19:51,159 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 14:19:51,159 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 14:19:51,159 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-23 14:19:51,159 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-23 14:19:51,159 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-23 14:19:51,159 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-23 14:19:51,160 INFO L87 Difference]: Start difference. First operand 379 states and 433 transitions. Second operand 8 states. [2018-11-23 14:19:51,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 14:19:51,193 INFO L93 Difference]: Finished difference Result 744 states and 872 transitions. [2018-11-23 14:19:51,194 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-23 14:19:51,194 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 103 [2018-11-23 14:19:51,194 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 14:19:51,196 INFO L225 Difference]: With dead ends: 744 [2018-11-23 14:19:51,196 INFO L226 Difference]: Without dead ends: 393 [2018-11-23 14:19:51,197 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 14:19:51,197 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 393 states. [2018-11-23 14:19:51,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 393 to 387. [2018-11-23 14:19:51,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 387 states. [2018-11-23 14:19:51,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 387 states and 441 transitions. [2018-11-23 14:19:51,216 INFO L78 Accepts]: Start accepts. Automaton has 387 states and 441 transitions. Word has length 103 [2018-11-23 14:19:51,216 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 14:19:51,217 INFO L480 AbstractCegarLoop]: Abstraction has 387 states and 441 transitions. [2018-11-23 14:19:51,217 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-23 14:19:51,217 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 441 transitions. [2018-11-23 14:19:51,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-23 14:19:51,218 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 14:19:51,218 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] [2018-11-23 14:19:51,218 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 14:19:51,219 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 14:19:51,219 INFO L82 PathProgramCache]: Analyzing trace with hash 2029925680, now seen corresponding path program 1 times [2018-11-23 14:19:51,219 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 14:19:51,219 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 14:19:51,219 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:19:51,220 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 14:19:51,220 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:19:51,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:19:51,291 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 14:19:51,291 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 14:19:51,291 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-23 14:19:51,292 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-23 14:19:51,292 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-23 14:19:51,292 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-23 14:19:51,292 INFO L87 Difference]: Start difference. First operand 387 states and 441 transitions. Second operand 4 states. [2018-11-23 14:19:51,474 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 14:19:51,474 INFO L93 Difference]: Finished difference Result 1132 states and 1360 transitions. [2018-11-23 14:19:51,475 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-23 14:19:51,476 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 103 [2018-11-23 14:19:51,476 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 14:19:51,479 INFO L225 Difference]: With dead ends: 1132 [2018-11-23 14:19:51,479 INFO L226 Difference]: Without dead ends: 773 [2018-11-23 14:19:51,481 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 14:19:51,482 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 773 states. [2018-11-23 14:19:51,521 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 773 to 758. [2018-11-23 14:19:51,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 758 states. [2018-11-23 14:19:51,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 758 states and 891 transitions. [2018-11-23 14:19:51,525 INFO L78 Accepts]: Start accepts. Automaton has 758 states and 891 transitions. Word has length 103 [2018-11-23 14:19:51,525 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 14:19:51,525 INFO L480 AbstractCegarLoop]: Abstraction has 758 states and 891 transitions. [2018-11-23 14:19:51,525 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-23 14:19:51,525 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 891 transitions. [2018-11-23 14:19:51,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-23 14:19:51,528 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 14:19:51,528 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, 1] [2018-11-23 14:19:51,528 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 14:19:51,528 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 14:19:51,529 INFO L82 PathProgramCache]: Analyzing trace with hash 657035318, now seen corresponding path program 1 times [2018-11-23 14:19:51,529 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 14:19:51,529 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 14:19:51,529 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:19:51,529 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 14:19:51,530 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:19:51,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:19:51,694 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-23 14:19:51,694 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 14:19:51,694 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6b139dbe-d46c-4b4f-a22d-3d0cdbb7d563/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 14:19:51,705 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 14:19:51,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:19:51,788 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 14:19:51,909 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 14:19:51,925 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 14:19:51,925 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-11-23 14:19:51,925 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-23 14:19:51,926 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-23 14:19:51,926 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-11-23 14:19:51,926 INFO L87 Difference]: Start difference. First operand 758 states and 891 transitions. Second operand 19 states. [2018-11-23 14:19:52,546 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 14:19:52,546 INFO L93 Difference]: Finished difference Result 1457 states and 1733 transitions. [2018-11-23 14:19:52,547 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-23 14:19:52,547 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 107 [2018-11-23 14:19:52,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 14:19:52,550 INFO L225 Difference]: With dead ends: 1457 [2018-11-23 14:19:52,550 INFO L226 Difference]: Without dead ends: 727 [2018-11-23 14:19:52,552 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 102 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-11-23 14:19:52,553 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 727 states. [2018-11-23 14:19:52,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 727 to 727. [2018-11-23 14:19:52,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 727 states. [2018-11-23 14:19:52,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 727 states to 727 states and 840 transitions. [2018-11-23 14:19:52,589 INFO L78 Accepts]: Start accepts. Automaton has 727 states and 840 transitions. Word has length 107 [2018-11-23 14:19:52,589 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 14:19:52,589 INFO L480 AbstractCegarLoop]: Abstraction has 727 states and 840 transitions. [2018-11-23 14:19:52,589 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-23 14:19:52,589 INFO L276 IsEmpty]: Start isEmpty. Operand 727 states and 840 transitions. [2018-11-23 14:19:52,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-23 14:19:52,593 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 14:19:52,593 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 14:19:52,594 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 14:19:52,594 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 14:19:52,594 INFO L82 PathProgramCache]: Analyzing trace with hash -1448753525, now seen corresponding path program 1 times [2018-11-23 14:19:52,594 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 14:19:52,594 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 14:19:52,595 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:19:52,595 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 14:19:52,595 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:19:52,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:19:52,743 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 20 proven. 2 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-23 14:19:52,743 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 14:19:52,743 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6b139dbe-d46c-4b4f-a22d-3d0cdbb7d563/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 14:19:52,757 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 14:19:52,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:19:52,851 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 14:19:52,972 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 14:19:52,997 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 14:19:52,997 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-11-23 14:19:52,997 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-23 14:19:52,998 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-23 14:19:52,998 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-11-23 14:19:52,998 INFO L87 Difference]: Start difference. First operand 727 states and 840 transitions. Second operand 19 states. [2018-11-23 14:19:53,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 14:19:53,548 INFO L93 Difference]: Finished difference Result 1207 states and 1416 transitions. [2018-11-23 14:19:53,549 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-23 14:19:53,549 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 158 [2018-11-23 14:19:53,549 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 14:19:53,550 INFO L225 Difference]: With dead ends: 1207 [2018-11-23 14:19:53,550 INFO L226 Difference]: Without dead ends: 0 [2018-11-23 14:19:53,551 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 186 GetRequests, 155 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-11-23 14:19:53,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-23 14:19:53,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-23 14:19:53,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-23 14:19:53,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-23 14:19:53,552 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 158 [2018-11-23 14:19:53,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 14:19:53,552 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 14:19:53,552 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-23 14:19:53,552 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 14:19:53,553 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 14:19:53,556 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-23 14:19:53,744 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:53,746 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:53,752 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:53,753 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:53,796 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:53,797 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:54,161 WARN L180 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 30 [2018-11-23 14:19:55,062 WARN L180 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 29 [2018-11-23 14:19:55,355 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 902 908) the Hoare annotation is: true [2018-11-23 14:19:55,356 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 902 908) no Hoare annotation was computed. [2018-11-23 14:19:55,356 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 909 917) no Hoare annotation was computed. [2018-11-23 14:19:55,356 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 909 917) the Hoare annotation is: true [2018-11-23 14:19:55,356 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 909 917) no Hoare annotation was computed. [2018-11-23 14:19:55,356 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 497 519) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 14:19:55,356 INFO L444 ceAbstractionStarter]: At program point L509(line 509) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= main_~tmp~3 ~systemActive~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 14:19:55,356 INFO L444 ceAbstractionStarter]: At program point L509-1(line 509) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= main_~tmp~3 ~systemActive~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 14:19:55,356 INFO L448 ceAbstractionStarter]: For program point L507(lines 507 514) no Hoare annotation was computed. [2018-11-23 14:19:55,356 INFO L448 ceAbstractionStarter]: For program point L507-1(lines 507 514) no Hoare annotation was computed. [2018-11-23 14:19:55,356 INFO L448 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-11-23 14:19:55,356 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 497 519) no Hoare annotation was computed. [2018-11-23 14:19:55,357 INFO L444 ceAbstractionStarter]: At program point L504(line 504) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 14:19:55,357 INFO L444 ceAbstractionStarter]: At program point L503(line 503) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 14:19:55,357 INFO L444 ceAbstractionStarter]: At program point L503-1(line 503) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 14:19:55,357 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 497 519) no Hoare annotation was computed. [2018-11-23 14:19:55,357 INFO L444 ceAbstractionStarter]: At program point L574(line 574) the Hoare annotation is: (let ((.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~waterLevel~0 1))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1) .cse2) (or .cse2 (not (= ~methaneLevelCritical~0 0)) (and (= 0 ~pumpRunning~0) .cse0 .cse1)))) [2018-11-23 14:19:55,357 INFO L448 ceAbstractionStarter]: For program point L572(lines 572 580) no Hoare annotation was computed. [2018-11-23 14:19:55,357 INFO L444 ceAbstractionStarter]: At program point L570(line 570) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (= 0 |old(~pumpRunning~0)|)) (.cse0 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse1) (or .cse3 (not (= ~methaneLevelCritical~0 1)) (not .cse2) .cse0))) [2018-11-23 14:19:55,357 INFO L448 ceAbstractionStarter]: For program point L570-1(line 570) no Hoare annotation was computed. [2018-11-23 14:19:55,357 INFO L448 ceAbstractionStarter]: For program point L568(lines 568 585) no Hoare annotation was computed. [2018-11-23 14:19:55,358 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 564 588) the Hoare annotation is: (let ((.cse1 (not (= ~systemActive~0 1))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse1) (or .cse1 .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-11-23 14:19:55,358 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 564 588) no Hoare annotation was computed. [2018-11-23 14:19:55,358 INFO L444 ceAbstractionStarter]: At program point L583(line 583) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or .cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse2))) [2018-11-23 14:19:55,358 INFO L448 ceAbstractionStarter]: For program point L583-1(lines 564 588) no Hoare annotation was computed. [2018-11-23 14:19:55,358 INFO L444 ceAbstractionStarter]: At program point L578(line 578) the Hoare annotation is: (let ((.cse2 (= 0 |old(~pumpRunning~0)|)) (.cse3 (and (= 0 processEnvironment__wrappee__methaneQuery_~tmp~4) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) (not .cse2) .cse0 .cse3) (or .cse3 .cse0 .cse1))) [2018-11-23 14:19:55,358 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 659 667) no Hoare annotation was computed. [2018-11-23 14:19:55,358 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 659 667) the Hoare annotation is: true [2018-11-23 14:19:55,358 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 659 667) no Hoare annotation was computed. [2018-11-23 14:19:55,358 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 895 901) no Hoare annotation was computed. [2018-11-23 14:19:55,358 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 895 901) the Hoare annotation is: true [2018-11-23 14:19:55,358 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 483 493) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 14:19:55,358 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 483 493) no Hoare annotation was computed. [2018-11-23 14:19:55,359 INFO L444 ceAbstractionStarter]: At program point L488(line 488) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 14:19:55,359 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 483 493) no Hoare annotation was computed. [2018-11-23 14:19:55,359 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 648 658) the Hoare annotation is: true [2018-11-23 14:19:55,359 INFO L451 ceAbstractionStarter]: At program point L653(line 653) the Hoare annotation is: true [2018-11-23 14:19:55,359 INFO L448 ceAbstractionStarter]: For program point L653-1(line 653) no Hoare annotation was computed. [2018-11-23 14:19:55,359 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 648 658) no Hoare annotation was computed. [2018-11-23 14:19:55,359 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 648 658) no Hoare annotation was computed. [2018-11-23 14:19:55,359 INFO L444 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 640 647) the Hoare annotation is: (or (not (= ~methaneLevelCritical~0 1)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= ~systemActive~0 1)) (= 0 |old(~pumpRunning~0)|)) [2018-11-23 14:19:55,359 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 640 647) no Hoare annotation was computed. [2018-11-23 14:19:55,359 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 640 647) no Hoare annotation was computed. [2018-11-23 14:19:55,359 INFO L448 ceAbstractionStarter]: For program point L873(lines 873 879) no Hoare annotation was computed. [2018-11-23 14:19:55,359 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 869 882) no Hoare annotation was computed. [2018-11-23 14:19:55,359 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 869 882) the Hoare annotation is: true [2018-11-23 14:19:55,359 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 869 882) no Hoare annotation was computed. [2018-11-23 14:19:55,360 INFO L444 ceAbstractionStarter]: At program point L609(line 609) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= ~systemActive~0 1))) (.cse2 (= 0 |old(~pumpRunning~0)|))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse1) (or .cse3 .cse4 .cse0) (or .cse4 .cse0 .cse2))) [2018-11-23 14:19:55,360 INFO L448 ceAbstractionStarter]: For program point L609-1(lines 590 614) no Hoare annotation was computed. [2018-11-23 14:19:55,360 INFO L444 ceAbstractionStarter]: At program point L604(line 604) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0) (or .cse0 (and (= processEnvironment_~tmp~5 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse1))) [2018-11-23 14:19:55,360 INFO L444 ceAbstractionStarter]: At program point L600(line 600) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (= 0 |old(~pumpRunning~0)|)) .cse1) (or .cse0 (and (= processEnvironment_~tmp~5 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse1) (or .cse1 (not (= ~methaneLevelCritical~0 0))))) [2018-11-23 14:19:55,360 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 590 614) no Hoare annotation was computed. [2018-11-23 14:19:55,360 INFO L448 ceAbstractionStarter]: For program point L598(lines 598 606) no Hoare annotation was computed. [2018-11-23 14:19:55,360 INFO L444 ceAbstractionStarter]: At program point L596(line 596) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse1) (or .cse1 .cse4 .cse2) (or .cse3 .cse4 .cse1))) [2018-11-23 14:19:55,360 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 590 614) the Hoare annotation is: (let ((.cse1 (not (= ~systemActive~0 1))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse1) (or .cse1 .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-11-23 14:19:55,360 INFO L448 ceAbstractionStarter]: For program point L596-1(line 596) no Hoare annotation was computed. [2018-11-23 14:19:55,360 INFO L448 ceAbstractionStarter]: For program point L594(lines 594 611) no Hoare annotation was computed. [2018-11-23 14:19:55,360 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 556 562) no Hoare annotation was computed. [2018-11-23 14:19:55,361 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 556 562) the Hoare annotation is: true [2018-11-23 14:19:55,361 INFO L444 ceAbstractionStarter]: At program point L770-2(lines 764 775) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= ~methaneLevelCritical~0 1) .cse0) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) .cse0))) [2018-11-23 14:19:55,361 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 724 787) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 14:19:55,361 INFO L448 ceAbstractionStarter]: For program point L735(lines 734 779) no Hoare annotation was computed. [2018-11-23 14:19:55,361 INFO L448 ceAbstractionStarter]: For program point L764(lines 764 775) no Hoare annotation was computed. [2018-11-23 14:19:55,361 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 724 787) no Hoare annotation was computed. [2018-11-23 14:19:55,361 INFO L444 ceAbstractionStarter]: At program point L756(line 756) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~methaneLevelCritical~0 1) .cse0) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) .cse0))) [2018-11-23 14:19:55,361 INFO L448 ceAbstractionStarter]: For program point L754(lines 754 760) no Hoare annotation was computed. [2018-11-23 14:19:55,361 INFO L448 ceAbstractionStarter]: For program point L754-1(lines 754 760) no Hoare annotation was computed. [2018-11-23 14:19:55,361 INFO L444 ceAbstractionStarter]: At program point L746(line 746) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (and (and (= 0 ~pumpRunning~0) .cse0) (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) .cse0))) [2018-11-23 14:19:55,362 INFO L444 ceAbstractionStarter]: At program point L777(lines 734 779) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~methaneLevelCritical~0 1) .cse0) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) .cse0))) [2018-11-23 14:19:55,362 INFO L448 ceAbstractionStarter]: For program point L744(lines 744 750) no Hoare annotation was computed. [2018-11-23 14:19:55,362 INFO L448 ceAbstractionStarter]: For program point L744-1(lines 744 750) no Hoare annotation was computed. [2018-11-23 14:19:55,362 INFO L448 ceAbstractionStarter]: For program point L736(lines 736 740) no Hoare annotation was computed. [2018-11-23 14:19:55,362 INFO L444 ceAbstractionStarter]: At program point L780(lines 733 781) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 14:19:55,362 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 724 787) no Hoare annotation was computed. [2018-11-23 14:19:55,362 INFO L448 ceAbstractionStarter]: For program point L770(lines 770 774) no Hoare annotation was computed. [2018-11-23 14:19:55,362 INFO L444 ceAbstractionStarter]: At program point activatePump__wrappee__highWaterSensorENTRY(lines 615 622) the Hoare annotation is: (or (= ~waterLevel~0 1) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0)) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-23 14:19:55,362 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorEXIT(lines 615 622) no Hoare annotation was computed. [2018-11-23 14:19:55,362 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorFINAL(lines 615 622) no Hoare annotation was computed. [2018-11-23 14:19:55,362 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 928 956) the Hoare annotation is: true [2018-11-23 14:19:55,362 INFO L444 ceAbstractionStarter]: At program point L943(line 943) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 ~pumpRunning~0)) .cse0) (or .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-11-23 14:19:55,363 INFO L448 ceAbstractionStarter]: For program point L941(lines 941 947) no Hoare annotation was computed. [2018-11-23 14:19:55,363 INFO L448 ceAbstractionStarter]: For program point L940(lines 940 950) no Hoare annotation was computed. [2018-11-23 14:19:55,363 INFO L444 ceAbstractionStarter]: At program point L938(line 938) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0))) [2018-11-23 14:19:55,363 INFO L448 ceAbstractionStarter]: For program point L938-1(line 938) no Hoare annotation was computed. [2018-11-23 14:19:55,363 INFO L448 ceAbstractionStarter]: For program point L936(lines 936 953) no Hoare annotation was computed. [2018-11-23 14:19:55,363 INFO L448 ceAbstractionStarter]: For program point L936-1(lines 928 956) no Hoare annotation was computed. [2018-11-23 14:19:55,363 INFO L451 ceAbstractionStarter]: At program point L934(line 934) the Hoare annotation is: true [2018-11-23 14:19:55,363 INFO L448 ceAbstractionStarter]: For program point L934-1(line 934) no Hoare annotation was computed. [2018-11-23 14:19:55,363 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 928 956) no Hoare annotation was computed. [2018-11-23 14:19:55,363 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 920 927) the Hoare annotation is: true [2018-11-23 14:19:55,363 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 920 927) no Hoare annotation was computed. [2018-11-23 14:19:55,363 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 920 927) no Hoare annotation was computed. [2018-11-23 14:19:55,363 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-23 14:19:55,363 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= |old(~pumpRunning~0)| ~pumpRunning~0) [2018-11-23 14:19:55,363 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-23 14:19:55,364 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 623 639) no Hoare annotation was computed. [2018-11-23 14:19:55,364 INFO L444 ceAbstractionStarter]: At program point L634(line 634) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (and (= activatePump_~tmp~6 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse2 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2018-11-23 14:19:55,364 INFO L448 ceAbstractionStarter]: For program point L634-1(lines 623 639) no Hoare annotation was computed. [2018-11-23 14:19:55,364 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 623 639) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse3 (not (= ~methaneLevelCritical~0 0)) .cse2))) [2018-11-23 14:19:55,364 INFO L448 ceAbstractionStarter]: For program point L630(lines 630 636) no Hoare annotation was computed. [2018-11-23 14:19:55,364 INFO L444 ceAbstractionStarter]: At program point L628(line 628) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse3 (not (= ~methaneLevelCritical~0 0)) .cse2))) [2018-11-23 14:19:55,364 INFO L448 ceAbstractionStarter]: For program point L628-1(line 628) no Hoare annotation was computed. [2018-11-23 14:19:55,364 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 704 722) no Hoare annotation was computed. [2018-11-23 14:19:55,364 INFO L448 ceAbstractionStarter]: For program point L713(lines 713 717) no Hoare annotation was computed. [2018-11-23 14:19:55,364 INFO L451 ceAbstractionStarter]: At program point L711(line 711) the Hoare annotation is: true [2018-11-23 14:19:55,364 INFO L448 ceAbstractionStarter]: For program point L713-2(lines 713 717) no Hoare annotation was computed. [2018-11-23 14:19:55,365 INFO L448 ceAbstractionStarter]: For program point L711-1(line 711) no Hoare annotation was computed. [2018-11-23 14:19:55,365 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 704 722) the Hoare annotation is: true [2018-11-23 14:19:55,365 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 704 722) no Hoare annotation was computed. [2018-11-23 14:19:55,365 INFO L444 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 816 827) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (= ~methaneLevelCritical~0 1) (not (= |old(~methaneLevelCritical~0)| 1)) (not (= 0 ~pumpRunning~0)) .cse0) (or (= 0 ~methaneLevelCritical~0) .cse0 (not (= |old(~methaneLevelCritical~0)| 0))))) [2018-11-23 14:19:55,365 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 816 827) no Hoare annotation was computed. [2018-11-23 14:19:55,365 INFO L448 ceAbstractionStarter]: For program point L820-1(lines 816 827) no Hoare annotation was computed. [2018-11-23 14:19:55,365 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 828 836) the Hoare annotation is: true [2018-11-23 14:19:55,365 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 828 836) no Hoare annotation was computed. [2018-11-23 14:19:55,365 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 828 836) no Hoare annotation was computed. [2018-11-23 14:19:55,365 INFO L444 ceAbstractionStarter]: At program point L545(line 545) the Hoare annotation is: (let ((.cse5 (= |old(~waterLevel~0)| 1))) (let ((.cse6 (not (= ~waterLevel~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= 1 ~waterLevel~0)) (.cse4 (not .cse5)) (.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse8 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse1 .cse6 .cse3) (or .cse5 .cse1 .cse3 .cse7 .cse6) (or .cse1 .cse2 .cse3 .cse4 .cse7) (or .cse3 .cse8 .cse7) (or .cse0 .cse8 .cse3)))) [2018-11-23 14:19:55,365 INFO L444 ceAbstractionStarter]: At program point L543(lines 543 549) the Hoare annotation is: (let ((.cse5 (= |old(~waterLevel~0)| 1))) (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= 1 ~waterLevel~0)) (.cse4 (not .cse5)) (.cse6 (not (= ~waterLevel~0 1))) (.cse3 (not (= ~systemActive~0 1))) (.cse7 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse1 .cse6 .cse3) (or .cse5 .cse6 .cse3 .cse1 .cse7) (or .cse0 (= 0 ~pumpRunning~0) .cse3) (or .cse1 .cse2 .cse3 .cse4 .cse7) (or .cse6 (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse3 .cse7)))) [2018-11-23 14:19:55,366 INFO L444 ceAbstractionStarter]: At program point L538(line 538) the Hoare annotation is: (let ((.cse1 (and (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse0 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0))) [2018-11-23 14:19:55,366 INFO L448 ceAbstractionStarter]: For program point L536(lines 535 554) no Hoare annotation was computed. [2018-11-23 14:19:55,366 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 532 555) the Hoare annotation is: (let ((.cse1 (= |old(~waterLevel~0)| 1))) (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse7 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (= 1 ~waterLevel~0)) (.cse6 (not .cse1)) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~waterLevel~0 1))) (.cse8 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse5 .cse2 .cse6) (or .cse7 .cse2 .cse8) (or .cse0 .cse2 .cse7) (or .cse4 .cse5 .cse2 .cse6 .cse8) (or .cse1 .cse2 .cse3 .cse8)))) [2018-11-23 14:19:55,366 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 532 555) no Hoare annotation was computed. [2018-11-23 14:19:55,366 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 532 555) no Hoare annotation was computed. [2018-11-23 14:19:55,366 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 417 446) no Hoare annotation was computed. [2018-11-23 14:19:55,366 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 417 446) the Hoare annotation is: true [2018-11-23 14:19:55,366 INFO L451 ceAbstractionStarter]: At program point L442(lines 417 446) the Hoare annotation is: true [2018-11-23 14:19:55,366 INFO L448 ceAbstractionStarter]: For program point L438(line 438) no Hoare annotation was computed. [2018-11-23 14:19:55,366 INFO L448 ceAbstractionStarter]: For program point L431(lines 431 435) no Hoare annotation was computed. [2018-11-23 14:19:55,366 INFO L451 ceAbstractionStarter]: At program point L431-1(lines 431 435) the Hoare annotation is: true [2018-11-23 14:19:55,366 INFO L448 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2018-11-23 14:19:55,367 INFO L451 ceAbstractionStarter]: At program point L427-2(lines 427 441) the Hoare annotation is: true [2018-11-23 14:19:55,367 INFO L451 ceAbstractionStarter]: At program point L423(line 423) the Hoare annotation is: true [2018-11-23 14:19:55,367 INFO L448 ceAbstractionStarter]: For program point L423-1(line 423) no Hoare annotation was computed. [2018-11-23 14:19:55,367 INFO L451 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 792 803) the Hoare annotation is: true [2018-11-23 14:19:55,367 INFO L448 ceAbstractionStarter]: For program point L796-1(lines 792 803) no Hoare annotation was computed. [2018-11-23 14:19:55,367 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 792 803) no Hoare annotation was computed. [2018-11-23 14:19:55,367 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 474 480) no Hoare annotation was computed. [2018-11-23 14:19:55,367 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 474 480) the Hoare annotation is: true [2018-11-23 14:19:55,367 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-23 14:19:55,367 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1)) [2018-11-23 14:19:55,367 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-23 14:19:55,367 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-23 14:19:55,367 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 804 815) no Hoare annotation was computed. [2018-11-23 14:19:55,367 INFO L448 ceAbstractionStarter]: For program point L808-1(lines 804 815) no Hoare annotation was computed. [2018-11-23 14:19:55,368 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 804 815) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (= 1 ~waterLevel~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= |old(~waterLevel~0)| 1)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3))) [2018-11-23 14:19:55,368 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 406 413) no Hoare annotation was computed. [2018-11-23 14:19:55,368 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 406 413) the Hoare annotation is: true [2018-11-23 14:19:55,368 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 406 413) no Hoare annotation was computed. [2018-11-23 14:19:55,368 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 410) no Hoare annotation was computed. [2018-11-23 14:19:55,381 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 02:19:55 BoogieIcfgContainer [2018-11-23 14:19:55,381 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 14:19:55,381 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 14:19:55,381 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 14:19:55,381 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 14:19:55,382 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:19:48" (3/4) ... [2018-11-23 14:19:55,385 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 14:19:55,390 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-23 14:19:55,390 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-23 14:19:55,391 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-23 14:19:55,391 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-11-23 14:19:55,391 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-23 14:19:55,391 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-23 14:19:55,391 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-23 14:19:55,391 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-23 14:19:55,391 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-23 14:19:55,391 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-23 14:19:55,391 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-23 14:19:55,391 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-23 14:19:55,391 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-23 14:19:55,391 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__highWaterSensor [2018-11-23 14:19:55,391 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__2 [2018-11-23 14:19:55,391 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__1 [2018-11-23 14:19:55,392 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-23 14:19:55,392 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-23 14:19:55,392 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-23 14:19:55,392 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-23 14:19:55,392 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-23 14:19:55,392 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-23 14:19:55,392 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-23 14:19:55,392 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-23 14:19:55,392 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-23 14:19:55,392 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-23 14:19:55,393 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-23 14:19:55,399 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 47 nodes and edges [2018-11-23 14:19:55,399 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-11-23 14:19:55,400 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-11-23 14:19:55,400 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-11-23 14:19:55,400 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-23 14:19:55,400 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 14:19:55,401 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 14:19:55,425 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!(0 == \old(pumpRunning)) || ((0 == pumpRunning && methaneLevelCritical == 1) && splverifierCounter == 0)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || (0 == methaneLevelCritical && splverifierCounter == 0) [2018-11-23 14:19:55,425 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-23 14:19:55,458 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_6b139dbe-d46c-4b4f-a22d-3d0cdbb7d563/bin-2019/uautomizer/witness.graphml [2018-11-23 14:19:55,458 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 14:19:55,459 INFO L168 Benchmark]: Toolchain (without parser) took 7440.42 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 224.4 MB). Free memory was 957.1 MB in the beginning and 1.0 GB in the end (delta: -69.2 MB). Peak memory consumption was 155.2 MB. Max. memory is 11.5 GB. [2018-11-23 14:19:55,460 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 14:19:55,460 INFO L168 Benchmark]: CACSL2BoogieTranslator took 342.22 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 110.1 MB). Free memory was 957.1 MB in the beginning and 1.1 GB in the end (delta: -144.3 MB). Peak memory consumption was 32.1 MB. Max. memory is 11.5 GB. [2018-11-23 14:19:55,460 INFO L168 Benchmark]: Boogie Procedure Inliner took 29.56 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 14:19:55,460 INFO L168 Benchmark]: Boogie Preprocessor took 35.00 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 14:19:55,461 INFO L168 Benchmark]: RCFGBuilder took 484.74 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: 51.3 MB). Peak memory consumption was 51.3 MB. Max. memory is 11.5 GB. [2018-11-23 14:19:55,461 INFO L168 Benchmark]: TraceAbstraction took 6468.31 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 114.3 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 3.6 MB). Peak memory consumption was 342.6 MB. Max. memory is 11.5 GB. [2018-11-23 14:19:55,461 INFO L168 Benchmark]: Witness Printer took 77.34 ms. Allocated memory is still 1.3 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 14.9 MB). Peak memory consumption was 14.9 MB. Max. memory is 11.5 GB. [2018-11-23 14:19:55,463 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 342.22 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 110.1 MB). Free memory was 957.1 MB in the beginning and 1.1 GB in the end (delta: -144.3 MB). Peak memory consumption was 32.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 29.56 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 35.00 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 484.74 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: 51.3 MB). Peak memory consumption was 51.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 6468.31 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 114.3 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 3.6 MB). Peak memory consumption was 342.6 MB. Max. memory is 11.5 GB. * Witness Printer took 77.34 ms. Allocated memory is still 1.3 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 14.9 MB). Peak memory consumption was 14.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 410]: 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: 734]: Loop Invariant Derived loop invariant: ((((!(0 == \old(pumpRunning)) || ((0 == pumpRunning && methaneLevelCritical == 1) && splverifierCounter == 0)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || (0 == methaneLevelCritical && splverifierCounter == 0) - InvariantResult [Line: 733]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 427]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 417]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 28 procedures, 148 locations, 1 error locations. SAFE Result, 6.4s OverallTime, 11 OverallIterations, 4 TraceHistogramMax, 2.6s AutomataDifference, 0.0s DeadEndRemovalTime, 1.8s HoareAnnotationTime, HoareTripleCheckerStatistics: 1915 SDtfs, 1285 SDslu, 7171 SDs, 0 SdLazy, 3187 SolverSat, 303 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 408 GetRequests, 299 SyntacticMatches, 3 SemanticMatches, 106 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 303 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=758occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 11 MinimizatonAttempts, 79 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 62 LocationsWithAnnotation, 1644 PreInvPairs, 1728 NumberOfFragments, 1442 HoareAnnotationTreeSize, 1644 FomulaSimplifications, 2105 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 62 FomulaSimplificationsInter, 6397 FormulaSimplificationTreeSizeReductionInter, 1.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 1237 NumberOfCodeBlocks, 1237 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1224 ConstructedInterpolants, 0 QuantifiedInterpolants, 203761 SizeOfPredicates, 6 NumberOfNonLiveVariables, 1668 ConjunctsInSsa, 18 ConjunctsInUnsatCore, 13 InterpolantComputations, 11 PerfectInterpolantSequences, 107/111 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...