./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product35_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0cd3be1d Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_3cedc44e-c135-414f-9ff7-24e1796d964d/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_3cedc44e-c135-414f-9ff7-24e1796d964d/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_3cedc44e-c135-414f-9ff7-24e1796d964d/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_3cedc44e-c135-414f-9ff7-24e1796d964d/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product35_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_3cedc44e-c135-414f-9ff7-24e1796d964d/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_3cedc44e-c135-414f-9ff7-24e1796d964d/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 426d9f957077f660214567f7d0d5aaa1a30c29c0 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-0cd3be1 [2018-11-28 12:50:44,499 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 12:50:44,500 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 12:50:44,508 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 12:50:44,508 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 12:50:44,509 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 12:50:44,510 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 12:50:44,511 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 12:50:44,512 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 12:50:44,513 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 12:50:44,513 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 12:50:44,513 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 12:50:44,514 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 12:50:44,515 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 12:50:44,515 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 12:50:44,516 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 12:50:44,516 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 12:50:44,518 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 12:50:44,519 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 12:50:44,520 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 12:50:44,521 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 12:50:44,521 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 12:50:44,523 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 12:50:44,523 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 12:50:44,523 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 12:50:44,524 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 12:50:44,524 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 12:50:44,525 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 12:50:44,525 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 12:50:44,526 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 12:50:44,526 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 12:50:44,527 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 12:50:44,527 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 12:50:44,527 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 12:50:44,528 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 12:50:44,528 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 12:50:44,528 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_3cedc44e-c135-414f-9ff7-24e1796d964d/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 12:50:44,535 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 12:50:44,536 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 12:50:44,536 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 12:50:44,536 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 12:50:44,537 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 12:50:44,537 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 12:50:44,537 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 12:50:44,537 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 12:50:44,537 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 12:50:44,537 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 12:50:44,538 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 12:50:44,538 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 12:50:44,538 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 12:50:44,538 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 12:50:44,538 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 12:50:44,538 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 12:50:44,538 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 12:50:44,539 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 12:50:44,539 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 12:50:44,539 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 12:50:44,539 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 12:50:44,539 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 12:50:44,539 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 12:50:44,540 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 12:50:44,540 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 12:50:44,540 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 12:50:44,540 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 12:50:44,540 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 12:50:44,540 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 12:50:44,541 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 12:50:44,541 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_3cedc44e-c135-414f-9ff7-24e1796d964d/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 426d9f957077f660214567f7d0d5aaa1a30c29c0 [2018-11-28 12:50:44,564 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 12:50:44,573 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 12:50:44,576 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 12:50:44,577 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 12:50:44,577 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 12:50:44,578 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_3cedc44e-c135-414f-9ff7-24e1796d964d/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec5_product35_true-unreach-call_false-termination.cil.c [2018-11-28 12:50:44,621 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3cedc44e-c135-414f-9ff7-24e1796d964d/bin-2019/uautomizer/data/6d113e613/f7b08eae95a843d1931ad5ea037150a0/FLAGf500fac82 [2018-11-28 12:50:44,942 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 12:50:44,943 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_3cedc44e-c135-414f-9ff7-24e1796d964d/sv-benchmarks/c/product-lines/minepump_spec5_product35_true-unreach-call_false-termination.cil.c [2018-11-28 12:50:44,949 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3cedc44e-c135-414f-9ff7-24e1796d964d/bin-2019/uautomizer/data/6d113e613/f7b08eae95a843d1931ad5ea037150a0/FLAGf500fac82 [2018-11-28 12:50:44,957 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_3cedc44e-c135-414f-9ff7-24e1796d964d/bin-2019/uautomizer/data/6d113e613/f7b08eae95a843d1931ad5ea037150a0 [2018-11-28 12:50:44,959 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 12:50:44,960 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 12:50:44,960 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 12:50:44,960 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 12:50:44,963 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 12:50:44,964 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:50:44" (1/1) ... [2018-11-28 12:50:44,966 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75eb1ba8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:50:44, skipping insertion in model container [2018-11-28 12:50:44,966 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:50:44" (1/1) ... [2018-11-28 12:50:44,970 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 12:50:44,998 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 12:50:45,180 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 12:50:45,242 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 12:50:45,309 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 12:50:45,330 INFO L195 MainTranslator]: Completed translation [2018-11-28 12:50:45,331 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:50:45 WrapperNode [2018-11-28 12:50:45,331 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 12:50:45,331 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 12:50:45,331 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 12:50:45,332 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 12:50:45,338 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:50:45" (1/1) ... [2018-11-28 12:50:45,351 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:50:45" (1/1) ... [2018-11-28 12:50:45,358 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 12:50:45,358 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 12:50:45,358 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 12:50:45,358 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 12:50:45,366 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:50:45" (1/1) ... [2018-11-28 12:50:45,366 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:50:45" (1/1) ... [2018-11-28 12:50:45,369 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:50:45" (1/1) ... [2018-11-28 12:50:45,369 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:50:45" (1/1) ... [2018-11-28 12:50:45,377 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:50:45" (1/1) ... [2018-11-28 12:50:45,382 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:50:45" (1/1) ... [2018-11-28 12:50:45,384 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:50:45" (1/1) ... [2018-11-28 12:50:45,387 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 12:50:45,387 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 12:50:45,387 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 12:50:45,387 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 12:50:45,388 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:50:45" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3cedc44e-c135-414f-9ff7-24e1796d964d/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 [2018-11-28 12:50:45,425 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-28 12:50:45,425 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-28 12:50:45,425 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 12:50:45,425 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 12:50:45,425 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-11-28 12:50:45,425 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-11-28 12:50:45,426 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 12:50:45,426 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-28 12:50:45,426 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-28 12:50:45,426 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-28 12:50:45,426 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-28 12:50:45,426 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-28 12:50:45,426 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-28 12:50:45,426 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-28 12:50:45,426 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-28 12:50:45,427 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-28 12:50:45,427 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-28 12:50:45,427 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-28 12:50:45,427 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-28 12:50:45,427 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-28 12:50:45,427 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-28 12:50:45,427 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-28 12:50:45,427 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-28 12:50:45,427 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-28 12:50:45,427 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-28 12:50:45,428 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-28 12:50:45,428 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-28 12:50:45,428 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-28 12:50:45,428 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-28 12:50:45,428 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-28 12:50:45,428 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-28 12:50:45,428 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-28 12:50:45,429 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-28 12:50:45,429 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-28 12:50:45,429 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-28 12:50:45,429 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2018-11-28 12:50:45,429 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2018-11-28 12:50:45,429 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2018-11-28 12:50:45,429 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2018-11-28 12:50:45,429 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2018-11-28 12:50:45,429 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2018-11-28 12:50:45,429 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-28 12:50:45,429 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-28 12:50:45,430 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-28 12:50:45,430 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-28 12:50:45,430 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-28 12:50:45,430 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-28 12:50:45,430 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-28 12:50:45,430 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 12:50:45,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 12:50:45,430 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-28 12:50:45,431 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-28 12:50:45,431 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-28 12:50:45,431 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-28 12:50:45,431 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 12:50:45,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 12:50:45,844 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 12:50:45,844 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-11-28 12:50:45,844 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:50:45 BoogieIcfgContainer [2018-11-28 12:50:45,845 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 12:50:45,845 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 12:50:45,845 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 12:50:45,847 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 12:50:45,847 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 12:50:44" (1/3) ... [2018-11-28 12:50:45,848 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29d44670 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 12:50:45, skipping insertion in model container [2018-11-28 12:50:45,848 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:50:45" (2/3) ... [2018-11-28 12:50:45,848 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29d44670 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 12:50:45, skipping insertion in model container [2018-11-28 12:50:45,848 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:50:45" (3/3) ... [2018-11-28 12:50:45,850 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product35_true-unreach-call_false-termination.cil.c [2018-11-28 12:50:45,856 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 12:50:45,861 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-28 12:50:45,871 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-28 12:50:45,892 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 12:50:45,893 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 12:50:45,893 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 12:50:45,893 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 12:50:45,893 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 12:50:45,893 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 12:50:45,893 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 12:50:45,893 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 12:50:45,894 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 12:50:45,909 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states. [2018-11-28 12:50:45,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-28 12:50:45,915 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:50:45,916 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:50:45,918 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:50:45,921 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:50:45,921 INFO L82 PathProgramCache]: Analyzing trace with hash 1767142288, now seen corresponding path program 1 times [2018-11-28 12:50:45,922 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:50:45,923 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:50:45,952 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:50:45,952 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:50:45,952 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:50:46,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:50:46,103 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 12:50:46,105 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:50:46,106 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-28 12:50:46,108 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-28 12:50:46,116 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-28 12:50:46,116 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-28 12:50:46,117 INFO L87 Difference]: Start difference. First operand 137 states. Second operand 2 states. [2018-11-28 12:50:46,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:50:46,143 INFO L93 Difference]: Finished difference Result 244 states and 303 transitions. [2018-11-28 12:50:46,143 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-28 12:50:46,144 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2018-11-28 12:50:46,144 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:50:46,152 INFO L225 Difference]: With dead ends: 244 [2018-11-28 12:50:46,152 INFO L226 Difference]: Without dead ends: 124 [2018-11-28 12:50:46,154 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 [2018-11-28 12:50:46,164 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2018-11-28 12:50:46,186 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 124. [2018-11-28 12:50:46,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 124 states. [2018-11-28 12:50:46,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 145 transitions. [2018-11-28 12:50:46,190 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 145 transitions. Word has length 59 [2018-11-28 12:50:46,190 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:50:46,190 INFO L480 AbstractCegarLoop]: Abstraction has 124 states and 145 transitions. [2018-11-28 12:50:46,191 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-28 12:50:46,191 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 145 transitions. [2018-11-28 12:50:46,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-28 12:50:46,193 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:50:46,194 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:50:46,194 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:50:46,194 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:50:46,194 INFO L82 PathProgramCache]: Analyzing trace with hash -2037500954, now seen corresponding path program 1 times [2018-11-28 12:50:46,194 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:50:46,194 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:50:46,195 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:50:46,196 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:50:46,196 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:50:46,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:50:46,335 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 12:50:46,335 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:50:46,335 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 12:50:46,336 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 12:50:46,337 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 12:50:46,337 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-28 12:50:46,337 INFO L87 Difference]: Start difference. First operand 124 states and 145 transitions. Second operand 7 states. [2018-11-28 12:50:46,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:50:46,660 INFO L93 Difference]: Finished difference Result 381 states and 471 transitions. [2018-11-28 12:50:46,660 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-28 12:50:46,660 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 64 [2018-11-28 12:50:46,661 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:50:46,664 INFO L225 Difference]: With dead ends: 381 [2018-11-28 12:50:46,664 INFO L226 Difference]: Without dead ends: 285 [2018-11-28 12:50:46,665 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-28 12:50:46,666 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 285 states. [2018-11-28 12:50:46,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 285 to 265. [2018-11-28 12:50:46,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 265 states. [2018-11-28 12:50:46,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 265 states and 324 transitions. [2018-11-28 12:50:46,695 INFO L78 Accepts]: Start accepts. Automaton has 265 states and 324 transitions. Word has length 64 [2018-11-28 12:50:46,696 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:50:46,696 INFO L480 AbstractCegarLoop]: Abstraction has 265 states and 324 transitions. [2018-11-28 12:50:46,696 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 12:50:46,696 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 324 transitions. [2018-11-28 12:50:46,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-28 12:50:46,698 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:50:46,698 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:50:46,698 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:50:46,698 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:50:46,699 INFO L82 PathProgramCache]: Analyzing trace with hash -2010191385, now seen corresponding path program 1 times [2018-11-28 12:50:46,699 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:50:46,699 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:50:46,700 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:50:46,700 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:50:46,700 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:50:46,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:50:46,764 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 12:50:46,764 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:50:46,764 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 12:50:46,765 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 12:50:46,765 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 12:50:46,765 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 12:50:46,765 INFO L87 Difference]: Start difference. First operand 265 states and 324 transitions. Second operand 3 states. [2018-11-28 12:50:46,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:50:46,779 INFO L93 Difference]: Finished difference Result 412 states and 496 transitions. [2018-11-28 12:50:46,779 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 12:50:46,779 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 68 [2018-11-28 12:50:46,780 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:50:46,781 INFO L225 Difference]: With dead ends: 412 [2018-11-28 12:50:46,781 INFO L226 Difference]: Without dead ends: 238 [2018-11-28 12:50:46,782 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 [2018-11-28 12:50:46,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 238 states. [2018-11-28 12:50:46,800 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 238 to 238. [2018-11-28 12:50:46,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 238 states. [2018-11-28 12:50:46,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 238 states and 286 transitions. [2018-11-28 12:50:46,802 INFO L78 Accepts]: Start accepts. Automaton has 238 states and 286 transitions. Word has length 68 [2018-11-28 12:50:46,802 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:50:46,802 INFO L480 AbstractCegarLoop]: Abstraction has 238 states and 286 transitions. [2018-11-28 12:50:46,802 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 12:50:46,802 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 286 transitions. [2018-11-28 12:50:46,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-28 12:50:46,804 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:50:46,805 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:50:46,805 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:50:46,805 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:50:46,805 INFO L82 PathProgramCache]: Analyzing trace with hash -1035818203, now seen corresponding path program 1 times [2018-11-28 12:50:46,805 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:50:46,805 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:50:46,806 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:50:46,806 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:50:46,806 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:50:46,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:50:46,940 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-28 12:50:46,940 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:50:46,940 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 12:50:46,941 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 12:50:46,941 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 12:50:46,941 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-28 12:50:46,941 INFO L87 Difference]: Start difference. First operand 238 states and 286 transitions. Second operand 7 states. [2018-11-28 12:50:47,490 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:50:47,490 INFO L93 Difference]: Finished difference Result 605 states and 777 transitions. [2018-11-28 12:50:47,490 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-28 12:50:47,490 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 70 [2018-11-28 12:50:47,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:50:47,493 INFO L225 Difference]: With dead ends: 605 [2018-11-28 12:50:47,493 INFO L226 Difference]: Without dead ends: 395 [2018-11-28 12:50:47,495 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-11-28 12:50:47,496 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 395 states. [2018-11-28 12:50:47,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 395 to 348. [2018-11-28 12:50:47,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 348 states. [2018-11-28 12:50:47,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 348 states and 418 transitions. [2018-11-28 12:50:47,528 INFO L78 Accepts]: Start accepts. Automaton has 348 states and 418 transitions. Word has length 70 [2018-11-28 12:50:47,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:50:47,529 INFO L480 AbstractCegarLoop]: Abstraction has 348 states and 418 transitions. [2018-11-28 12:50:47,529 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 12:50:47,529 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 418 transitions. [2018-11-28 12:50:47,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-28 12:50:47,532 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:50:47,532 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:50:47,533 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:50:47,533 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:50:47,533 INFO L82 PathProgramCache]: Analyzing trace with hash 1864868544, now seen corresponding path program 1 times [2018-11-28 12:50:47,533 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:50:47,533 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:50:47,534 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:50:47,534 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:50:47,534 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:50:47,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:50:47,624 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 12:50:47,624 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:50:47,624 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 12:50:47,624 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 12:50:47,625 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 12:50:47,625 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 12:50:47,625 INFO L87 Difference]: Start difference. First operand 348 states and 418 transitions. Second operand 6 states. [2018-11-28 12:50:47,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:50:47,660 INFO L93 Difference]: Finished difference Result 678 states and 829 transitions. [2018-11-28 12:50:47,660 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-28 12:50:47,661 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 87 [2018-11-28 12:50:47,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:50:47,663 INFO L225 Difference]: With dead ends: 678 [2018-11-28 12:50:47,663 INFO L226 Difference]: Without dead ends: 358 [2018-11-28 12:50:47,665 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 [2018-11-28 12:50:47,666 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 358 states. [2018-11-28 12:50:47,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 358 to 358. [2018-11-28 12:50:47,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 358 states. [2018-11-28 12:50:47,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 358 states and 428 transitions. [2018-11-28 12:50:47,691 INFO L78 Accepts]: Start accepts. Automaton has 358 states and 428 transitions. Word has length 87 [2018-11-28 12:50:47,691 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:50:47,691 INFO L480 AbstractCegarLoop]: Abstraction has 358 states and 428 transitions. [2018-11-28 12:50:47,691 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 12:50:47,691 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 428 transitions. [2018-11-28 12:50:47,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-28 12:50:47,693 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:50:47,693 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:50:47,694 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:50:47,694 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:50:47,694 INFO L82 PathProgramCache]: Analyzing trace with hash -1043895358, now seen corresponding path program 1 times [2018-11-28 12:50:47,694 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:50:47,694 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:50:47,695 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:50:47,695 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:50:47,695 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:50:47,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:50:47,806 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 12:50:47,806 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:50:47,806 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-28 12:50:47,806 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-28 12:50:47,807 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-28 12:50:47,807 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-28 12:50:47,807 INFO L87 Difference]: Start difference. First operand 358 states and 428 transitions. Second operand 8 states. [2018-11-28 12:50:47,836 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:50:47,836 INFO L93 Difference]: Finished difference Result 702 states and 864 transitions. [2018-11-28 12:50:47,837 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-28 12:50:47,837 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 87 [2018-11-28 12:50:47,838 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:50:47,839 INFO L225 Difference]: With dead ends: 702 [2018-11-28 12:50:47,839 INFO L226 Difference]: Without dead ends: 372 [2018-11-28 12:50:47,840 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 [2018-11-28 12:50:47,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 372 states. [2018-11-28 12:50:47,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 372 to 366. [2018-11-28 12:50:47,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 366 states. [2018-11-28 12:50:47,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 366 states and 436 transitions. [2018-11-28 12:50:47,859 INFO L78 Accepts]: Start accepts. Automaton has 366 states and 436 transitions. Word has length 87 [2018-11-28 12:50:47,860 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:50:47,860 INFO L480 AbstractCegarLoop]: Abstraction has 366 states and 436 transitions. [2018-11-28 12:50:47,860 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-28 12:50:47,860 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 436 transitions. [2018-11-28 12:50:47,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-28 12:50:47,861 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:50:47,861 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:50:47,861 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:50:47,861 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:50:47,862 INFO L82 PathProgramCache]: Analyzing trace with hash 1067395011, now seen corresponding path program 1 times [2018-11-28 12:50:47,862 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:50:47,862 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:50:47,862 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:50:47,862 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:50:47,863 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:50:47,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:50:47,926 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 12:50:47,927 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:50:47,927 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-28 12:50:47,927 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-28 12:50:47,927 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-28 12:50:47,927 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-28 12:50:47,927 INFO L87 Difference]: Start difference. First operand 366 states and 436 transitions. Second operand 4 states. [2018-11-28 12:50:48,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:50:48,074 INFO L93 Difference]: Finished difference Result 1178 states and 1471 transitions. [2018-11-28 12:50:48,075 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-28 12:50:48,075 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 87 [2018-11-28 12:50:48,075 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:50:48,078 INFO L225 Difference]: With dead ends: 1178 [2018-11-28 12:50:48,078 INFO L226 Difference]: Without dead ends: 840 [2018-11-28 12:50:48,079 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 3 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-28 12:50:48,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 840 states. [2018-11-28 12:50:48,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 840 to 823. [2018-11-28 12:50:48,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 823 states. [2018-11-28 12:50:48,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 823 states to 823 states and 1002 transitions. [2018-11-28 12:50:48,110 INFO L78 Accepts]: Start accepts. Automaton has 823 states and 1002 transitions. Word has length 87 [2018-11-28 12:50:48,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:50:48,110 INFO L480 AbstractCegarLoop]: Abstraction has 823 states and 1002 transitions. [2018-11-28 12:50:48,110 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-28 12:50:48,110 INFO L276 IsEmpty]: Start isEmpty. Operand 823 states and 1002 transitions. [2018-11-28 12:50:48,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-28 12:50:48,112 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:50:48,112 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:50:48,112 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:50:48,112 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:50:48,113 INFO L82 PathProgramCache]: Analyzing trace with hash 969605833, now seen corresponding path program 1 times [2018-11-28 12:50:48,113 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:50:48,113 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:50:48,113 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:50:48,113 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:50:48,114 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:50:48,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:50:48,216 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 12:50:48,216 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:50:48,216 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-28 12:50:48,216 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-28 12:50:48,216 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-28 12:50:48,217 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-11-28 12:50:48,217 INFO L87 Difference]: Start difference. First operand 823 states and 1002 transitions. Second operand 9 states. [2018-11-28 12:50:48,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:50:48,728 INFO L93 Difference]: Finished difference Result 2266 states and 2891 transitions. [2018-11-28 12:50:48,729 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-11-28 12:50:48,729 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 91 [2018-11-28 12:50:48,729 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:50:48,733 INFO L225 Difference]: With dead ends: 2266 [2018-11-28 12:50:48,733 INFO L226 Difference]: Without dead ends: 1643 [2018-11-28 12:50:48,735 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=79, Invalid=263, Unknown=0, NotChecked=0, Total=342 [2018-11-28 12:50:48,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1643 states. [2018-11-28 12:50:48,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1643 to 1448. [2018-11-28 12:50:48,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1448 states. [2018-11-28 12:50:48,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1448 states to 1448 states and 1744 transitions. [2018-11-28 12:50:48,789 INFO L78 Accepts]: Start accepts. Automaton has 1448 states and 1744 transitions. Word has length 91 [2018-11-28 12:50:48,790 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:50:48,790 INFO L480 AbstractCegarLoop]: Abstraction has 1448 states and 1744 transitions. [2018-11-28 12:50:48,790 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-28 12:50:48,790 INFO L276 IsEmpty]: Start isEmpty. Operand 1448 states and 1744 transitions. [2018-11-28 12:50:48,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-28 12:50:48,792 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:50:48,792 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:50:48,792 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:50:48,792 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:50:48,793 INFO L82 PathProgramCache]: Analyzing trace with hash -1743230491, now seen corresponding path program 1 times [2018-11-28 12:50:48,793 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:50:48,793 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:50:48,793 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:50:48,793 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:50:48,794 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:50:48,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:50:48,904 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 22 proven. 5 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-28 12:50:48,905 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 12:50:48,905 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3cedc44e-c135-414f-9ff7-24e1796d964d/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 [2018-11-28 12:50:48,919 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:50:49,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:50:49,058 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 12:50:49,246 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 25 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:50:49,272 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 12:50:49,272 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7] total 16 [2018-11-28 12:50:49,272 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-11-28 12:50:49,272 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-11-28 12:50:49,273 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2018-11-28 12:50:49,273 INFO L87 Difference]: Start difference. First operand 1448 states and 1744 transitions. Second operand 16 states. [2018-11-28 12:50:50,177 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:50:50,177 INFO L93 Difference]: Finished difference Result 2756 states and 3444 transitions. [2018-11-28 12:50:50,180 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-11-28 12:50:50,180 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 134 [2018-11-28 12:50:50,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:50:50,187 INFO L225 Difference]: With dead ends: 2756 [2018-11-28 12:50:50,187 INFO L226 Difference]: Without dead ends: 1502 [2018-11-28 12:50:50,191 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 189 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=169, Invalid=887, Unknown=0, NotChecked=0, Total=1056 [2018-11-28 12:50:50,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1502 states. [2018-11-28 12:50:50,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1502 to 1084. [2018-11-28 12:50:50,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1084 states. [2018-11-28 12:50:50,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 1084 states and 1265 transitions. [2018-11-28 12:50:50,269 INFO L78 Accepts]: Start accepts. Automaton has 1084 states and 1265 transitions. Word has length 134 [2018-11-28 12:50:50,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:50:50,269 INFO L480 AbstractCegarLoop]: Abstraction has 1084 states and 1265 transitions. [2018-11-28 12:50:50,269 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-11-28 12:50:50,269 INFO L276 IsEmpty]: Start isEmpty. Operand 1084 states and 1265 transitions. [2018-11-28 12:50:50,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-11-28 12:50:50,274 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:50:50,274 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:50:50,274 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:50:50,275 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:50:50,275 INFO L82 PathProgramCache]: Analyzing trace with hash 1110342767, now seen corresponding path program 1 times [2018-11-28 12:50:50,275 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:50:50,275 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:50:50,275 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:50:50,276 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:50:50,276 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:50:50,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:50:50,369 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2018-11-28 12:50:50,369 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:50:50,369 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 12:50:50,370 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 12:50:50,370 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 12:50:50,370 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 12:50:50,371 INFO L87 Difference]: Start difference. First operand 1084 states and 1265 transitions. Second operand 3 states. [2018-11-28 12:50:50,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:50:50,413 INFO L93 Difference]: Finished difference Result 1270 states and 1490 transitions. [2018-11-28 12:50:50,414 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 12:50:50,414 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 241 [2018-11-28 12:50:50,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:50:50,415 INFO L225 Difference]: With dead ends: 1270 [2018-11-28 12:50:50,415 INFO L226 Difference]: Without dead ends: 0 [2018-11-28 12:50:50,417 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 [2018-11-28 12:50:50,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-28 12:50:50,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-28 12:50:50,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-28 12:50:50,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-28 12:50:50,418 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 241 [2018-11-28 12:50:50,418 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:50:50,418 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 12:50:50,418 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 12:50:50,418 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-28 12:50:50,418 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-28 12:50:50,422 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-28 12:50:50,455 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:50:50,508 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:50:50,523 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:50:50,557 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:50:50,582 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:50:50,613 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:50:50,636 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:50:50,650 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:50:50,651 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:50:50,688 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:50:50,729 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:50:50,751 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:50:50,752 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:50:50,754 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:50:51,218 WARN L180 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 39 [2018-11-28 12:50:51,492 WARN L180 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 50 [2018-11-28 12:50:51,713 WARN L180 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 42 [2018-11-28 12:50:51,904 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 35 [2018-11-28 12:50:52,605 WARN L180 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 48 [2018-11-28 12:50:52,786 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 539 545) the Hoare annotation is: true [2018-11-28 12:50:52,786 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 539 545) no Hoare annotation was computed. [2018-11-28 12:50:52,786 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 546 554) no Hoare annotation was computed. [2018-11-28 12:50:52,786 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 546 554) the Hoare annotation is: true [2018-11-28 12:50:52,786 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 546 554) no Hoare annotation was computed. [2018-11-28 12:50:52,786 INFO L444 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 899 906) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)) (not (= ~waterLevel~0 1)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) [2018-11-28 12:50:52,786 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 899 906) no Hoare annotation was computed. [2018-11-28 12:50:52,786 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 899 906) no Hoare annotation was computed. [2018-11-28 12:50:52,787 INFO L448 ceAbstractionStarter]: For program point L912(line 912) no Hoare annotation was computed. [2018-11-28 12:50:52,787 INFO L444 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 907 916) the Hoare annotation is: (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse3 (not (= ~systemActive~0 1))) (.cse2 (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)))) (and (or (not (= ~systemActive~0 0)) .cse0 (or .cse1 .cse2)) (or .cse1 .cse3 .cse2 (not (= ~waterLevel~0 1)) .cse0) (or .cse0 (not (= 1 ~pumpRunning~0)) .cse3 .cse2))) [2018-11-28 12:50:52,787 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 907 916) no Hoare annotation was computed. [2018-11-28 12:50:52,787 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 907 916) no Hoare annotation was computed. [2018-11-28 12:50:52,787 INFO L448 ceAbstractionStarter]: For program point L929(lines 929 939) no Hoare annotation was computed. [2018-11-28 12:50:52,787 INFO L444 ceAbstractionStarter]: At program point L927(line 927) the Hoare annotation is: (let ((.cse3 (not (= 0 ~pumpRunning~0))) (.cse0 (not (= ~systemActive~0 1))) (.cse2 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse1 (not (= ~waterLevel~0 2)))) (and (or (not (= 1 ~pumpRunning~0)) .cse0 .cse1) (or (not (= ~systemActive~0 0)) .cse2 (or .cse3 .cse1)) (or .cse3 .cse0 .cse2 .cse1))) [2018-11-28 12:50:52,787 INFO L448 ceAbstractionStarter]: For program point L927-1(line 927) no Hoare annotation was computed. [2018-11-28 12:50:52,787 INFO L448 ceAbstractionStarter]: For program point L925(lines 925 942) no Hoare annotation was computed. [2018-11-28 12:50:52,787 INFO L448 ceAbstractionStarter]: For program point L925-1(lines 917 945) no Hoare annotation was computed. [2018-11-28 12:50:52,787 INFO L451 ceAbstractionStarter]: At program point L923(line 923) the Hoare annotation is: true [2018-11-28 12:50:52,787 INFO L448 ceAbstractionStarter]: For program point L923-1(line 923) no Hoare annotation was computed. [2018-11-28 12:50:52,787 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 917 945) the Hoare annotation is: true [2018-11-28 12:50:52,787 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 917 945) no Hoare annotation was computed. [2018-11-28 12:50:52,787 INFO L444 ceAbstractionStarter]: At program point L932(line 932) the Hoare annotation is: (let ((.cse0 (not (= 1 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~waterLevel~0 2))) (.cse3 (not (= 0 ~pumpRunning~0))) (.cse4 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse1 .cse4 (not (= ~waterLevel~0 1))) (or .cse0 .cse1 .cse4) (or .cse3 .cse1 .cse4 .cse2) (or (not (= ~systemActive~0 0)) (or .cse3 .cse4)))) [2018-11-28 12:50:52,787 INFO L448 ceAbstractionStarter]: For program point L930(lines 930 936) no Hoare annotation was computed. [2018-11-28 12:50:52,787 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 131 153) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) [2018-11-28 12:50:52,787 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 131 153) no Hoare annotation was computed. [2018-11-28 12:50:52,788 INFO L444 ceAbstractionStarter]: At program point L143(line 143) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= main_~tmp~0 1) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 12:50:52,788 INFO L444 ceAbstractionStarter]: At program point L143-1(line 143) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= main_~tmp~0 1) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 12:50:52,788 INFO L448 ceAbstractionStarter]: For program point L141(lines 141 148) no Hoare annotation was computed. [2018-11-28 12:50:52,788 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 131 153) no Hoare annotation was computed. [2018-11-28 12:50:52,788 INFO L448 ceAbstractionStarter]: For program point L141-1(lines 141 148) no Hoare annotation was computed. [2018-11-28 12:50:52,788 INFO L448 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-11-28 12:50:52,788 INFO L444 ceAbstractionStarter]: At program point L138(line 138) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) [2018-11-28 12:50:52,788 INFO L444 ceAbstractionStarter]: At program point L137(line 137) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) [2018-11-28 12:50:52,788 INFO L444 ceAbstractionStarter]: At program point L137-1(line 137) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) [2018-11-28 12:50:52,788 INFO L448 ceAbstractionStarter]: For program point stopSystemEXIT(lines 882 896) no Hoare annotation was computed. [2018-11-28 12:50:52,788 INFO L444 ceAbstractionStarter]: At program point L888(line 888) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (= ~waterLevel~0 2))) (or (not (= |old(~systemActive~0)| 0)) (or .cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (or (not (= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 1)) (or .cse0 (not (= ~waterLevel~0 1))))) [2018-11-28 12:50:52,788 INFO L448 ceAbstractionStarter]: For program point L886(lines 886 892) no Hoare annotation was computed. [2018-11-28 12:50:52,788 INFO L444 ceAbstractionStarter]: At program point stopSystemENTRY(lines 882 896) the Hoare annotation is: (let ((.cse2 (not (= 0 |old(~pumpRunning~0)|)))) (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse3 (not (= |old(~systemActive~0)| 0))) (.cse4 (= ~systemActive~0 0)) (.cse1 (or .cse2 (not (= ~waterLevel~0 2))))) (and (or .cse0 .cse1) (or .cse2 (not (= ~waterLevel~0 1)) .cse0) (or .cse3 (and .cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (or .cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (or (not (= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 1)) (or .cse3 .cse4 .cse1)))) [2018-11-28 12:50:52,788 INFO L448 ceAbstractionStarter]: For program point stopSystemFINAL(lines 882 896) no Hoare annotation was computed. [2018-11-28 12:50:52,788 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 818 826) no Hoare annotation was computed. [2018-11-28 12:50:52,788 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 818 826) the Hoare annotation is: true [2018-11-28 12:50:52,788 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 818 826) no Hoare annotation was computed. [2018-11-28 12:50:52,788 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 532 538) no Hoare annotation was computed. [2018-11-28 12:50:52,789 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 532 538) the Hoare annotation is: true [2018-11-28 12:50:52,789 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 117 127) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) [2018-11-28 12:50:52,789 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 117 127) no Hoare annotation was computed. [2018-11-28 12:50:52,789 INFO L444 ceAbstractionStarter]: At program point L122(line 122) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 12:50:52,789 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 117 127) no Hoare annotation was computed. [2018-11-28 12:50:52,789 INFO L444 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 799 806) the Hoare annotation is: (or (not (= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 1)) [2018-11-28 12:50:52,789 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 799 806) no Hoare annotation was computed. [2018-11-28 12:50:52,789 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 799 806) no Hoare annotation was computed. [2018-11-28 12:50:52,789 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 766 790) no Hoare annotation was computed. [2018-11-28 12:50:52,789 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 766 790) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2))) .cse3) (or .cse1 .cse2 .cse0 (not (= ~waterLevel~0 1)) .cse3) (or .cse3 (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0))) [2018-11-28 12:50:52,789 INFO L444 ceAbstractionStarter]: At program point L785(line 785) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or .cse1 .cse2 .cse0 (not (= ~waterLevel~0 1))) (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0))) [2018-11-28 12:50:52,789 INFO L448 ceAbstractionStarter]: For program point L785-1(lines 766 790) no Hoare annotation was computed. [2018-11-28 12:50:52,789 INFO L444 ceAbstractionStarter]: At program point L780(line 780) the Hoare annotation is: (let ((.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse3 (and (= processEnvironment_~tmp~5 0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) (and (or (not (= 1 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse2 .cse3 .cse0 .cse1 (not (= ~waterLevel~0 1))) (or .cse1 (or .cse2 .cse0 (not (= ~waterLevel~0 2))) .cse3))) [2018-11-28 12:50:52,790 INFO L444 ceAbstractionStarter]: At program point L776(line 776) the Hoare annotation is: (let ((.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 1 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse2 .cse0 .cse1 (not (= ~waterLevel~0 1))) (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) .cse1 (or .cse2 .cse0 (not (= ~waterLevel~0 2)))))) [2018-11-28 12:50:52,790 INFO L448 ceAbstractionStarter]: For program point L774(lines 774 782) no Hoare annotation was computed. [2018-11-28 12:50:52,790 INFO L444 ceAbstractionStarter]: At program point L772(line 772) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2))) .cse3) (or (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0) (or .cse1 .cse2 .cse0 (not (= ~waterLevel~0 1)) .cse3))) [2018-11-28 12:50:52,790 INFO L448 ceAbstractionStarter]: For program point L772-1(line 772) no Hoare annotation was computed. [2018-11-28 12:50:52,790 INFO L448 ceAbstractionStarter]: For program point L770(lines 770 787) no Hoare annotation was computed. [2018-11-28 12:50:52,790 INFO L448 ceAbstractionStarter]: For program point L712(lines 712 718) no Hoare annotation was computed. [2018-11-28 12:50:52,790 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 708 721) no Hoare annotation was computed. [2018-11-28 12:50:52,790 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 708 721) the Hoare annotation is: true [2018-11-28 12:50:52,790 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 708 721) no Hoare annotation was computed. [2018-11-28 12:50:52,790 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 758 764) no Hoare annotation was computed. [2018-11-28 12:50:52,790 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 758 764) the Hoare annotation is: true [2018-11-28 12:50:52,790 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 557 622) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 12:50:52,791 INFO L444 ceAbstractionStarter]: At program point L605(line 605) the Hoare annotation is: (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~systemActive~0 0) .cse0 .cse1 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (and (= ~pumpRunning~0 1) .cse1) (and .cse0 (= 2 ~waterLevel~0) .cse1) (not (= |old(~systemActive~0)| 1)) (and .cse0 (= 1 ~waterLevel~0) .cse1) (not (= |old(~waterLevel~0)| 1)))) [2018-11-28 12:50:52,791 INFO L448 ceAbstractionStarter]: For program point L603(lines 603 609) no Hoare annotation was computed. [2018-11-28 12:50:52,791 INFO L444 ceAbstractionStarter]: At program point L603-1(lines 597 610) the Hoare annotation is: (let ((.cse0 (= 2 ~waterLevel~0)) (.cse1 (= ~pumpRunning~0 1)) (.cse4 (= 0 ~pumpRunning~0)) (.cse2 (= ~systemActive~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse0 .cse2 .cse3) (and .cse1 .cse2 .cse3 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (and (= ~systemActive~0 0) (and .cse4 .cse3)) (not (= |old(~waterLevel~0)| 1)) (and .cse4 (= 1 ~waterLevel~0) .cse2 .cse3))) [2018-11-28 12:50:52,791 INFO L448 ceAbstractionStarter]: For program point L568(lines 567 614) no Hoare annotation was computed. [2018-11-28 12:50:52,791 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 557 622) no Hoare annotation was computed. [2018-11-28 12:50:52,791 INFO L448 ceAbstractionStarter]: For program point L597(lines 597 610) no Hoare annotation was computed. [2018-11-28 12:50:52,791 INFO L444 ceAbstractionStarter]: At program point L589(line 589) the Hoare annotation is: (let ((.cse0 (= 2 ~waterLevel~0)) (.cse1 (= ~pumpRunning~0 1)) (.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse4 (= 0 ~pumpRunning~0)) (.cse2 (= ~systemActive~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3) (and (= ~systemActive~0 0) .cse4 .cse3 .cse5) (and .cse4 .cse0 .cse2 .cse3) (and .cse1 .cse2 .cse3 .cse5) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse4 (= 1 ~waterLevel~0) .cse2 .cse3))) [2018-11-28 12:50:52,791 INFO L448 ceAbstractionStarter]: For program point L587(lines 587 593) no Hoare annotation was computed. [2018-11-28 12:50:52,791 INFO L448 ceAbstractionStarter]: For program point L587-1(lines 587 593) no Hoare annotation was computed. [2018-11-28 12:50:52,792 INFO L444 ceAbstractionStarter]: At program point L612(lines 567 614) the Hoare annotation is: (let ((.cse1 (= 2 ~waterLevel~0)) (.cse5 (= ~pumpRunning~0 1)) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse0 (= 0 ~pumpRunning~0)) (.cse2 (= ~systemActive~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (and (= ~systemActive~0 0) .cse0 .cse3 .cse4) (and .cse1 .cse5 .cse2 .cse3) (and .cse5 .cse2 .cse3 .cse4) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 (= 1 ~waterLevel~0) .cse2 .cse3))) [2018-11-28 12:50:52,792 INFO L444 ceAbstractionStarter]: At program point L579(line 579) the Hoare annotation is: (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse6 (= ~systemActive~0 1)) (.cse1 (= test_~splverifierCounter~0 0))) (let ((.cse4 (= 2 ~waterLevel~0)) (.cse5 (= ~pumpRunning~0 1)) (.cse2 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse3 (and .cse0 .cse6 .cse1))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~systemActive~0 0) (and .cse0 .cse1) .cse2) (and .cse3 .cse4 .cse2) (and .cse4 .cse5 .cse6 .cse1) (and .cse5 .cse6 .cse1 .cse2) (and .cse3 (= 1 ~waterLevel~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))))) [2018-11-28 12:50:52,792 INFO L448 ceAbstractionStarter]: For program point L577(lines 577 583) no Hoare annotation was computed. [2018-11-28 12:50:52,792 INFO L448 ceAbstractionStarter]: For program point L577-1(lines 577 583) no Hoare annotation was computed. [2018-11-28 12:50:52,792 INFO L448 ceAbstractionStarter]: For program point L569(lines 569 573) no Hoare annotation was computed. [2018-11-28 12:50:52,792 INFO L444 ceAbstractionStarter]: At program point L615(lines 566 616) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 12:50:52,792 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 557 622) no Hoare annotation was computed. [2018-11-28 12:50:52,792 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-28 12:50:52,792 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (or (= ~waterLevel~0 1) (= |old(~waterLevel~0)| ~waterLevel~0))) [2018-11-28 12:50:52,792 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-28 12:50:52,792 INFO L448 ceAbstractionStarter]: For program point activatePumpFINAL(lines 791 798) no Hoare annotation was computed. [2018-11-28 12:50:52,793 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 791 798) no Hoare annotation was computed. [2018-11-28 12:50:52,793 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 791 798) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (= ~waterLevel~0 2))) [2018-11-28 12:50:52,793 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 863 881) no Hoare annotation was computed. [2018-11-28 12:50:52,793 INFO L448 ceAbstractionStarter]: For program point L872(lines 872 876) no Hoare annotation was computed. [2018-11-28 12:50:52,793 INFO L451 ceAbstractionStarter]: At program point L870(line 870) the Hoare annotation is: true [2018-11-28 12:50:52,793 INFO L448 ceAbstractionStarter]: For program point L872-2(lines 872 876) no Hoare annotation was computed. [2018-11-28 12:50:52,793 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 863 881) the Hoare annotation is: true [2018-11-28 12:50:52,793 INFO L448 ceAbstractionStarter]: For program point L870-1(line 870) no Hoare annotation was computed. [2018-11-28 12:50:52,793 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 863 881) no Hoare annotation was computed. [2018-11-28 12:50:52,793 INFO L451 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 699 707) the Hoare annotation is: true [2018-11-28 12:50:52,793 INFO L448 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 699 707) no Hoare annotation was computed. [2018-11-28 12:50:52,793 INFO L448 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 699 707) no Hoare annotation was computed. [2018-11-28 12:50:52,793 INFO L451 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 655 666) the Hoare annotation is: true [2018-11-28 12:50:52,794 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 655 666) no Hoare annotation was computed. [2018-11-28 12:50:52,794 INFO L448 ceAbstractionStarter]: For program point L659-1(lines 655 666) no Hoare annotation was computed. [2018-11-28 12:50:52,794 INFO L448 ceAbstractionStarter]: For program point L736(lines 734 756) no Hoare annotation was computed. [2018-11-28 12:50:52,794 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 731 757) the Hoare annotation is: (let ((.cse3 (not (= |old(~waterLevel~0)| 1))) (.cse5 (= 0 ~pumpRunning~0)) (.cse8 (not (= |old(~waterLevel~0)| 2))) (.cse10 (= ~pumpRunning~0 1)) (.cse7 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse9 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse6 (not (= ~systemActive~0 0))) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 (and .cse5 (= 1 ~waterLevel~0)) .cse1 .cse3) (or .cse6 (and .cse5 (or (= ~waterLevel~0 1) .cse7)) .cse0) (or (or (or .cse1 .cse8) .cse9) (and .cse10 .cse7)) (or .cse6 .cse7 (or .cse0 .cse8)) (or (and .cse5 .cse7) (or .cse0 .cse1 .cse8)) (or (and .cse10 .cse7 .cse4) .cse9 .cse1 .cse2) (or .cse6 .cse4 (or .cse0 .cse2)))) [2018-11-28 12:50:52,794 INFO L444 ceAbstractionStarter]: At program point L747(line 747) the Hoare annotation is: (let ((.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (= 1 ~waterLevel~0)) (.cse5 (= ~pumpRunning~0 1)) (.cse1 (not (= ~systemActive~0 1))) (.cse7 (not (= |old(~waterLevel~0)| 2))) (.cse2 (= 0 ~pumpRunning~0)) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 1)) (and .cse2 .cse3 .cse4)) (or (and .cse5 .cse4) .cse6 .cse1 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (or (or (or .cse1 .cse7) .cse6) (and .cse3 .cse5 .cse4)) (or (or .cse0 .cse1 .cse7) (and .cse2 (= |old(~waterLevel~0)| ~waterLevel~0) .cse4)) (or (not (= ~systemActive~0 0)) .cse0))) [2018-11-28 12:50:52,794 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 731 757) no Hoare annotation was computed. [2018-11-28 12:50:52,794 INFO L444 ceAbstractionStarter]: At program point L745(lines 745 751) the Hoare annotation is: (let ((.cse1 (not (= ~systemActive~0 1))) (.cse8 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (= 1 ~waterLevel~0)) (.cse6 (= ~pumpRunning~0 1)) (.cse7 (not (= |old(~waterLevel~0)| 2))) (.cse9 (not (= ~systemActive~0 0))) (.cse2 (= 0 ~pumpRunning~0)) (.cse5 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 1)) (and .cse2 .cse3 .cse4)) (or (and .cse2 .cse5 .cse4) (and .cse6 .cse5) (or .cse0 .cse1 .cse7)) (or (and .cse6 .cse4) .cse8 .cse1 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (or (or (or .cse1 .cse7) .cse8) (and .cse3 .cse6 .cse4)) (or .cse5 .cse9 (or .cse0 .cse7)) (or .cse9 (and .cse2 (or (= ~waterLevel~0 1) .cse5) .cse4) .cse0))) [2018-11-28 12:50:52,794 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 731 757) no Hoare annotation was computed. [2018-11-28 12:50:52,795 INFO L444 ceAbstractionStarter]: At program point L740(line 740) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= |old(~waterLevel~0)| 2))) (.cse3 (= ~pumpRunning~0 1)) (.cse4 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 1))) (or (not (= ~systemActive~0 0)) .cse0) (or (and .cse3 .cse4 .cse5) (or (or .cse1 .cse2) .cse6)) (or (and .cse3 (or (= ~waterLevel~0 1) .cse4) .cse5) .cse6 .cse1 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))))) [2018-11-28 12:50:52,795 INFO L448 ceAbstractionStarter]: For program point L738(lines 734 756) no Hoare annotation was computed. [2018-11-28 12:50:52,795 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 69) no Hoare annotation was computed. [2018-11-28 12:50:52,795 INFO L451 ceAbstractionStarter]: At program point L65-1(lines 65 69) the Hoare annotation is: true [2018-11-28 12:50:52,795 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 51 80) no Hoare annotation was computed. [2018-11-28 12:50:52,795 INFO L448 ceAbstractionStarter]: For program point L62(line 62) no Hoare annotation was computed. [2018-11-28 12:50:52,795 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 51 80) the Hoare annotation is: true [2018-11-28 12:50:52,795 INFO L451 ceAbstractionStarter]: At program point L61-2(lines 61 75) the Hoare annotation is: true [2018-11-28 12:50:52,795 INFO L451 ceAbstractionStarter]: At program point L57(line 57) the Hoare annotation is: true [2018-11-28 12:50:52,795 INFO L448 ceAbstractionStarter]: For program point L57-1(line 57) no Hoare annotation was computed. [2018-11-28 12:50:52,795 INFO L451 ceAbstractionStarter]: At program point L76(lines 51 80) the Hoare annotation is: true [2018-11-28 12:50:52,795 INFO L448 ceAbstractionStarter]: For program point L72(line 72) no Hoare annotation was computed. [2018-11-28 12:50:52,795 INFO L444 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 631 642) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= 1 ~pumpRunning~0))) (.cse3 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= |old(~waterLevel~0)| 2))) (or (or (= ~waterLevel~0 1) .cse0) .cse1 .cse2 .cse3))) [2018-11-28 12:50:52,795 INFO L448 ceAbstractionStarter]: For program point L635-1(lines 631 642) no Hoare annotation was computed. [2018-11-28 12:50:52,795 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 631 642) no Hoare annotation was computed. [2018-11-28 12:50:52,795 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 108 114) no Hoare annotation was computed. [2018-11-28 12:50:52,795 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 108 114) the Hoare annotation is: true [2018-11-28 12:50:52,795 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-28 12:50:52,795 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) [2018-11-28 12:50:52,796 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-28 12:50:52,796 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-28 12:50:52,796 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 643 654) no Hoare annotation was computed. [2018-11-28 12:50:52,796 INFO L448 ceAbstractionStarter]: For program point L647-1(lines 643 654) no Hoare annotation was computed. [2018-11-28 12:50:52,796 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 643 654) the Hoare annotation is: (let ((.cse6 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse2 (or (= ~waterLevel~0 1) .cse6)) (.cse1 (not (= ~systemActive~0 1))) (.cse3 (not (= 1 ~pumpRunning~0))) (.cse5 (not (= ~systemActive~0 0))) (.cse4 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse7 (not (= |old(~waterLevel~0)| 2)))) (and (or (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 1))) (= 1 ~waterLevel~0)) (or .cse2 .cse1 .cse3 .cse4) (or .cse2 .cse5 .cse4 .cse0) (or (or .cse0 .cse1) .cse6 .cse4 .cse7) (or .cse1 .cse3 .cse6 .cse7) (or .cse6 .cse5 .cse4 .cse0 .cse7)))) [2018-11-28 12:50:52,796 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2018-11-28 12:50:52,796 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2018-11-28 12:50:52,796 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2018-11-28 12:50:52,796 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2018-11-28 12:50:52,805 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 12:50:52 BoogieIcfgContainer [2018-11-28 12:50:52,805 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 12:50:52,806 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 12:50:52,806 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 12:50:52,806 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 12:50:52,806 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:50:45" (3/4) ... [2018-11-28 12:50:52,809 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-28 12:50:52,813 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-28 12:50:52,813 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-28 12:50:52,813 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__1 [2018-11-28 12:50:52,813 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__2 [2018-11-28 12:50:52,813 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__3 [2018-11-28 12:50:52,814 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-28 12:50:52,814 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-11-28 12:50:52,814 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-28 12:50:52,814 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-28 12:50:52,814 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-28 12:50:52,814 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-28 12:50:52,814 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-28 12:50:52,814 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-28 12:50:52,814 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-28 12:50:52,814 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-28 12:50:52,814 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-28 12:50:52,814 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-28 12:50:52,814 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-28 12:50:52,814 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-28 12:50:52,814 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-28 12:50:52,814 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-28 12:50:52,814 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-28 12:50:52,814 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-28 12:50:52,814 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-28 12:50:52,815 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-28 12:50:52,815 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-28 12:50:52,819 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 45 nodes and edges [2018-11-28 12:50:52,819 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2018-11-28 12:50:52,820 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-28 12:50:52,820 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-11-28 12:50:52,820 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-28 12:50:52,820 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-28 12:50:52,839 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(0 == \old(pumpRunning)) || ((((0 == pumpRunning && 2 == waterLevel) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || (((systemActive == 0 && 0 == pumpRunning) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || (((2 == waterLevel && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0)) || (((pumpRunning == 1 && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || (((0 == pumpRunning && 1 == waterLevel) && systemActive == 1) && splverifierCounter == 0) [2018-11-28 12:50:52,839 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) [2018-11-28 12:50:52,871 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_3cedc44e-c135-414f-9ff7-24e1796d964d/bin-2019/uautomizer/witness.graphml [2018-11-28 12:50:52,871 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 12:50:52,871 INFO L168 Benchmark]: Toolchain (without parser) took 7912.19 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 372.8 MB). Free memory was 950.6 MB in the beginning and 1.3 GB in the end (delta: -377.3 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 12:50:52,872 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 12:50:52,872 INFO L168 Benchmark]: CACSL2BoogieTranslator took 370.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -172.8 MB). Peak memory consumption was 27.4 MB. Max. memory is 11.5 GB. [2018-11-28 12:50:52,872 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.69 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 12:50:52,872 INFO L168 Benchmark]: Boogie Preprocessor took 28.60 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 11.5 GB. [2018-11-28 12:50:52,873 INFO L168 Benchmark]: RCFGBuilder took 457.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 49.4 MB). Peak memory consumption was 49.4 MB. Max. memory is 11.5 GB. [2018-11-28 12:50:52,873 INFO L168 Benchmark]: TraceAbstraction took 6960.44 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 235.9 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -269.3 MB). Peak memory consumption was 430.1 MB. Max. memory is 11.5 GB. [2018-11-28 12:50:52,873 INFO L168 Benchmark]: Witness Printer took 65.03 ms. Allocated memory is still 1.4 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 11.7 MB). Peak memory consumption was 11.7 MB. Max. memory is 11.5 GB. [2018-11-28 12:50:52,875 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 370.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -172.8 MB). Peak memory consumption was 27.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 26.69 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 28.60 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 457.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 49.4 MB). Peak memory consumption was 49.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 6960.44 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 235.9 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -269.3 MB). Peak memory consumption was 430.1 MB. Max. memory is 11.5 GB. * Witness Printer took 65.03 ms. Allocated memory is still 1.4 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 11.7 MB). Peak memory consumption was 11.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 61]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 567]: Loop Invariant Derived loop invariant: ((((((!(0 == \old(pumpRunning)) || ((((0 == pumpRunning && 2 == waterLevel) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || (((systemActive == 0 && 0 == pumpRunning) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || (((2 == waterLevel && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0)) || (((pumpRunning == 1 && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || (((0 == pumpRunning && 1 == waterLevel) && systemActive == 1) && splverifierCounter == 0) - InvariantResult [Line: 51]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 566]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 27 procedures, 137 locations, 1 error locations. SAFE Result, 6.9s OverallTime, 10 OverallIterations, 5 TraceHistogramMax, 2.6s AutomataDifference, 0.0s DeadEndRemovalTime, 2.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 1725 SDtfs, 1282 SDslu, 5159 SDs, 0 SdLazy, 2352 SolverSat, 377 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 257 GetRequests, 172 SyntacticMatches, 3 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 260 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1448occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 10 MinimizatonAttempts, 703 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 56 LocationsWithAnnotation, 1745 PreInvPairs, 1825 NumberOfFragments, 1961 HoareAnnotationTreeSize, 1745 FomulaSimplifications, 3893 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 56 FomulaSimplificationsInter, 7545 FormulaSimplificationTreeSizeReductionInter, 2.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 1122 NumberOfCodeBlocks, 1122 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 1111 ConstructedInterpolants, 0 QuantifiedInterpolants, 204773 SizeOfPredicates, 4 NumberOfNonLiveVariables, 850 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 11 InterpolantComputations, 9 PerfectInterpolantSequences, 323/341 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...