./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product51_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_94611437-9283-4192-b1a3-6b2e7c9c18cf/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_94611437-9283-4192-b1a3-6b2e7c9c18cf/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_94611437-9283-4192-b1a3-6b2e7c9c18cf/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_94611437-9283-4192-b1a3-6b2e7c9c18cf/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product51_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_94611437-9283-4192-b1a3-6b2e7c9c18cf/bin-2019/uautomizer/config/svcomp-Reach-32bit-PetriAutomizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_94611437-9283-4192-b1a3-6b2e7c9c18cf/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 82fb1dfaeb04705f6833d1531288fda63f898d4b ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 14:49:20,978 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 14:49:20,979 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 14:49:20,987 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 14:49:20,987 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 14:49:20,988 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 14:49:20,989 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 14:49:20,990 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 14:49:20,991 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 14:49:20,992 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 14:49:20,993 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 14:49:20,993 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 14:49:20,994 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 14:49:20,994 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 14:49:20,995 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 14:49:20,996 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 14:49:20,996 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 14:49:20,997 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 14:49:20,999 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 14:49:21,000 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 14:49:21,001 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 14:49:21,002 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 14:49:21,003 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 14:49:21,004 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 14:49:21,004 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 14:49:21,005 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 14:49:21,005 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 14:49:21,006 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 14:49:21,006 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 14:49:21,007 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 14:49:21,007 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 14:49:21,008 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 14:49:21,008 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 14:49:21,008 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 14:49:21,009 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 14:49:21,009 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 14:49:21,010 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_94611437-9283-4192-b1a3-6b2e7c9c18cf/bin-2019/uautomizer/config/svcomp-Reach-32bit-PetriAutomizer_Default.epf [2018-11-18 14:49:21,019 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 14:49:21,020 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 14:49:21,020 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 14:49:21,020 INFO L133 SettingsManager]: * Process only entry and re-entry procedures=false [2018-11-18 14:49:21,021 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 14:49:21,021 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 14:49:21,021 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 14:49:21,021 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 14:49:21,021 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 14:49:21,022 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 14:49:21,022 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 14:49:21,022 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 14:49:21,022 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 14:49:21,022 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 14:49:21,022 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 14:49:21,022 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 14:49:21,022 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 14:49:21,023 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 14:49:21,023 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 14:49:21,023 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 14:49:21,023 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 14:49:21,023 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 14:49:21,023 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 14:49:21,023 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 14:49:21,023 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 14:49:21,024 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 14:49:21,024 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 14:49:21,024 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 14:49:21,024 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 14:49:21,024 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 14:49:21,024 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_94611437-9283-4192-b1a3-6b2e7c9c18cf/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 -> 82fb1dfaeb04705f6833d1531288fda63f898d4b [2018-11-18 14:49:21,046 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 14:49:21,054 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 14:49:21,056 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 14:49:21,057 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 14:49:21,058 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 14:49:21,058 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_94611437-9283-4192-b1a3-6b2e7c9c18cf/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec4_product51_true-unreach-call_false-termination.cil.c [2018-11-18 14:49:21,093 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_94611437-9283-4192-b1a3-6b2e7c9c18cf/bin-2019/uautomizer/data/5c188f5c7/cc63862a04964e7f95b73370e38019dd/FLAGd204c35d9 [2018-11-18 14:49:21,547 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 14:49:21,548 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_94611437-9283-4192-b1a3-6b2e7c9c18cf/sv-benchmarks/c/product-lines/minepump_spec4_product51_true-unreach-call_false-termination.cil.c [2018-11-18 14:49:21,557 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_94611437-9283-4192-b1a3-6b2e7c9c18cf/bin-2019/uautomizer/data/5c188f5c7/cc63862a04964e7f95b73370e38019dd/FLAGd204c35d9 [2018-11-18 14:49:21,566 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_94611437-9283-4192-b1a3-6b2e7c9c18cf/bin-2019/uautomizer/data/5c188f5c7/cc63862a04964e7f95b73370e38019dd [2018-11-18 14:49:21,568 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 14:49:21,569 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 14:49:21,570 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 14:49:21,570 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 14:49:21,573 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 14:49:21,574 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:49:21" (1/1) ... [2018-11-18 14:49:21,576 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ae989df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:49:21, skipping insertion in model container [2018-11-18 14:49:21,576 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:49:21" (1/1) ... [2018-11-18 14:49:21,584 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 14:49:21,617 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 14:49:21,822 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:49:21,830 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 14:49:21,941 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:49:21,960 INFO L195 MainTranslator]: Completed translation [2018-11-18 14:49:21,961 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:49:21 WrapperNode [2018-11-18 14:49:21,961 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 14:49:21,961 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 14:49:21,961 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 14:49:21,961 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 14:49:21,970 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:49:21" (1/1) ... [2018-11-18 14:49:21,970 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:49:21" (1/1) ... [2018-11-18 14:49:21,984 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:49:21" (1/1) ... [2018-11-18 14:49:21,984 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:49:21" (1/1) ... [2018-11-18 14:49:22,007 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:49:21" (1/1) ... [2018-11-18 14:49:22,015 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:49:21" (1/1) ... [2018-11-18 14:49:22,019 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:49:21" (1/1) ... [2018-11-18 14:49:22,023 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 14:49:22,024 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 14:49:22,024 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 14:49:22,024 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 14:49:22,025 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:49:21" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_94611437-9283-4192-b1a3-6b2e7c9c18cf/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 [2018-11-18 14:49:22,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 14:49:22,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 14:49:22,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2018-11-18 14:49:22,073 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-18 14:49:22,073 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2018-11-18 14:49:22,073 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-18 14:49:22,073 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-18 14:49:22,073 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 14:49:22,073 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2018-11-18 14:49:22,074 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-18 14:49:22,074 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-18 14:49:22,074 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-18 14:49:22,074 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-18 14:49:22,074 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2018-11-18 14:49:22,074 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-18 14:49:22,074 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-18 14:49:22,074 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-18 14:49:22,074 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2018-11-18 14:49:22,075 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-18 14:49:22,075 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-18 14:49:22,075 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-18 14:49:22,075 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-18 14:49:22,075 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-18 14:49:22,075 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 14:49:22,075 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-18 14:49:22,075 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-18 14:49:22,075 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-18 14:49:22,075 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-18 14:49:22,076 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-18 14:49:22,076 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2018-11-18 14:49:22,076 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-18 14:49:22,076 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-18 14:49:22,076 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-11-18 14:49:22,076 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-18 14:49:22,076 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-18 14:49:22,076 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2018-11-18 14:49:22,076 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2018-11-18 14:49:22,076 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2018-11-18 14:49:22,077 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2018-11-18 14:49:22,077 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2018-11-18 14:49:22,077 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2018-11-18 14:49:22,077 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 14:49:22,077 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-18 14:49:22,077 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2018-11-18 14:49:22,077 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-18 14:49:22,077 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-18 14:49:22,077 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2018-11-18 14:49:22,078 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-18 14:49:22,078 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-18 14:49:22,078 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2018-11-18 14:49:22,078 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-18 14:49:22,078 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-18 14:49:22,078 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-18 14:49:22,078 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-18 14:49:22,078 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-18 14:49:22,078 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-18 14:49:22,078 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 14:49:22,079 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-18 14:49:22,079 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-18 14:49:22,079 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-18 14:49:22,079 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2018-11-18 14:49:22,079 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-18 14:49:22,079 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-18 14:49:22,079 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2018-11-18 14:49:22,079 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-18 14:49:22,079 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-18 14:49:22,080 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 14:49:22,080 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2018-11-18 14:49:22,080 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-18 14:49:22,080 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-18 14:49:22,080 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-11-18 14:49:22,080 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-18 14:49:22,080 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-18 14:49:22,080 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-18 14:49:22,080 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 14:49:22,081 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-18 14:49:22,081 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-18 14:49:22,081 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2018-11-18 14:49:22,081 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-18 14:49:22,081 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-11-18 14:49:22,081 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2018-11-18 14:49:22,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-18 14:49:22,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 14:49:22,082 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-18 14:49:22,082 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2018-11-18 14:49:22,082 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 14:49:22,082 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2018-11-18 14:49:22,082 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2018-11-18 14:49:22,082 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 14:49:22,082 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2018-11-18 14:49:22,082 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2018-11-18 14:49:22,083 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2018-11-18 14:49:22,083 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 14:49:22,083 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 14:49:22,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-18 14:49:22,687 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 14:49:22,688 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:49:22 BoogieIcfgContainer [2018-11-18 14:49:22,688 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 14:49:22,688 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 14:49:22,688 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 14:49:22,690 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 14:49:22,690 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 02:49:21" (1/3) ... [2018-11-18 14:49:22,691 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65a2368a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 02:49:22, skipping insertion in model container [2018-11-18 14:49:22,691 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:49:21" (2/3) ... [2018-11-18 14:49:22,691 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65a2368a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 02:49:22, skipping insertion in model container [2018-11-18 14:49:22,691 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:49:22" (3/3) ... [2018-11-18 14:49:22,693 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product51_true-unreach-call_false-termination.cil.c [2018-11-18 14:49:22,698 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 14:49:22,704 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 14:49:22,712 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 14:49:22,732 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 14:49:22,733 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 14:49:22,733 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 14:49:22,733 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 14:49:22,733 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 14:49:22,733 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 14:49:22,733 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 14:49:22,733 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 14:49:22,733 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 14:49:22,748 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states. [2018-11-18 14:49:22,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-18 14:49:22,754 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:49:22,755 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:49:22,757 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:49:22,760 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:49:22,761 INFO L82 PathProgramCache]: Analyzing trace with hash 1946848904, now seen corresponding path program 1 times [2018-11-18 14:49:22,762 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:49:22,762 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:49:22,792 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:49:22,792 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:49:22,792 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:49:22,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:49:22,962 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:49:22,963 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:49:22,964 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 14:49:22,967 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 14:49:22,975 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 14:49:22,975 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 14:49:22,977 INFO L87 Difference]: Start difference. First operand 179 states. Second operand 2 states. [2018-11-18 14:49:23,006 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:49:23,006 INFO L93 Difference]: Finished difference Result 272 states and 337 transitions. [2018-11-18 14:49:23,006 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 14:49:23,008 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2018-11-18 14:49:23,008 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:49:23,016 INFO L225 Difference]: With dead ends: 272 [2018-11-18 14:49:23,017 INFO L226 Difference]: Without dead ends: 136 [2018-11-18 14:49:23,020 INFO L604 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 [2018-11-18 14:49:23,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2018-11-18 14:49:23,053 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 136. [2018-11-18 14:49:23,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 136 states. [2018-11-18 14:49:23,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 160 transitions. [2018-11-18 14:49:23,057 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 160 transitions. Word has length 46 [2018-11-18 14:49:23,058 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:49:23,058 INFO L480 AbstractCegarLoop]: Abstraction has 136 states and 160 transitions. [2018-11-18 14:49:23,058 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 14:49:23,058 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 160 transitions. [2018-11-18 14:49:23,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-18 14:49:23,060 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:49:23,061 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:49:23,061 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:49:23,061 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:49:23,061 INFO L82 PathProgramCache]: Analyzing trace with hash 823336271, now seen corresponding path program 1 times [2018-11-18 14:49:23,061 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:49:23,061 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:49:23,062 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:49:23,062 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:49:23,062 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:49:23,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:49:23,148 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:49:23,148 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:49:23,148 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 14:49:23,149 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 14:49:23,150 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 14:49:23,150 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 14:49:23,150 INFO L87 Difference]: Start difference. First operand 136 states and 160 transitions. Second operand 3 states. [2018-11-18 14:49:23,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:49:23,173 INFO L93 Difference]: Finished difference Result 213 states and 249 transitions. [2018-11-18 14:49:23,173 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 14:49:23,173 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 48 [2018-11-18 14:49:23,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:49:23,175 INFO L225 Difference]: With dead ends: 213 [2018-11-18 14:49:23,175 INFO L226 Difference]: Without dead ends: 126 [2018-11-18 14:49:23,176 INFO L604 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 [2018-11-18 14:49:23,177 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2018-11-18 14:49:23,186 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 126. [2018-11-18 14:49:23,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 126 states. [2018-11-18 14:49:23,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 147 transitions. [2018-11-18 14:49:23,188 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 147 transitions. Word has length 48 [2018-11-18 14:49:23,188 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:49:23,188 INFO L480 AbstractCegarLoop]: Abstraction has 126 states and 147 transitions. [2018-11-18 14:49:23,188 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 14:49:23,189 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 147 transitions. [2018-11-18 14:49:23,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-18 14:49:23,190 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:49:23,190 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:49:23,190 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:49:23,191 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:49:23,191 INFO L82 PathProgramCache]: Analyzing trace with hash 300845504, now seen corresponding path program 1 times [2018-11-18 14:49:23,191 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:49:23,191 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:49:23,192 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:49:23,192 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:49:23,192 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:49:23,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:49:23,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:49:23,289 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:49:23,289 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 14:49:23,289 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 14:49:23,290 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 14:49:23,290 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-18 14:49:23,290 INFO L87 Difference]: Start difference. First operand 126 states and 147 transitions. Second operand 7 states. [2018-11-18 14:49:23,663 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:49:23,664 INFO L93 Difference]: Finished difference Result 381 states and 460 transitions. [2018-11-18 14:49:23,664 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 14:49:23,664 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 52 [2018-11-18 14:49:23,664 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:49:23,667 INFO L225 Difference]: With dead ends: 381 [2018-11-18 14:49:23,667 INFO L226 Difference]: Without dead ends: 279 [2018-11-18 14:49:23,668 INFO L604 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 [2018-11-18 14:49:23,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 279 states. [2018-11-18 14:49:23,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 279 to 271. [2018-11-18 14:49:23,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 271 states. [2018-11-18 14:49:23,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 271 states and 327 transitions. [2018-11-18 14:49:23,697 INFO L78 Accepts]: Start accepts. Automaton has 271 states and 327 transitions. Word has length 52 [2018-11-18 14:49:23,697 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:49:23,698 INFO L480 AbstractCegarLoop]: Abstraction has 271 states and 327 transitions. [2018-11-18 14:49:23,698 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 14:49:23,698 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 327 transitions. [2018-11-18 14:49:23,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-18 14:49:23,700 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:49:23,700 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:49:23,701 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:49:23,701 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:49:23,702 INFO L82 PathProgramCache]: Analyzing trace with hash -974376115, now seen corresponding path program 1 times [2018-11-18 14:49:23,702 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:49:23,702 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:49:23,703 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:49:23,703 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:49:23,703 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:49:23,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:49:23,813 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:49:23,814 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:49:23,814 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-11-18 14:49:23,814 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-18 14:49:23,814 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-18 14:49:23,815 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-11-18 14:49:23,815 INFO L87 Difference]: Start difference. First operand 271 states and 327 transitions. Second operand 10 states. [2018-11-18 14:49:24,240 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:49:24,240 INFO L93 Difference]: Finished difference Result 964 states and 1256 transitions. [2018-11-18 14:49:24,240 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-11-18 14:49:24,240 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 58 [2018-11-18 14:49:24,241 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:49:24,244 INFO L225 Difference]: With dead ends: 964 [2018-11-18 14:49:24,244 INFO L226 Difference]: Without dead ends: 717 [2018-11-18 14:49:24,246 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=279, Unknown=0, NotChecked=0, Total=342 [2018-11-18 14:49:24,247 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 717 states. [2018-11-18 14:49:24,284 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 717 to 705. [2018-11-18 14:49:24,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 705 states. [2018-11-18 14:49:24,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 705 states and 885 transitions. [2018-11-18 14:49:24,288 INFO L78 Accepts]: Start accepts. Automaton has 705 states and 885 transitions. Word has length 58 [2018-11-18 14:49:24,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:49:24,289 INFO L480 AbstractCegarLoop]: Abstraction has 705 states and 885 transitions. [2018-11-18 14:49:24,289 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-18 14:49:24,289 INFO L276 IsEmpty]: Start isEmpty. Operand 705 states and 885 transitions. [2018-11-18 14:49:24,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-18 14:49:24,292 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:49:24,292 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:49:24,292 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:49:24,292 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:49:24,293 INFO L82 PathProgramCache]: Analyzing trace with hash -2078504205, now seen corresponding path program 1 times [2018-11-18 14:49:24,293 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:49:24,293 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:49:24,293 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:49:24,294 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:49:24,294 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:49:24,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:49:24,356 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:49:24,357 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:49:24,357 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-18 14:49:24,357 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-18 14:49:24,357 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-18 14:49:24,357 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-18 14:49:24,358 INFO L87 Difference]: Start difference. First operand 705 states and 885 transitions. Second operand 4 states. [2018-11-18 14:49:24,609 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:49:24,609 INFO L93 Difference]: Finished difference Result 1779 states and 2436 transitions. [2018-11-18 14:49:24,610 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-18 14:49:24,610 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 62 [2018-11-18 14:49:24,611 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:49:24,614 INFO L225 Difference]: With dead ends: 1779 [2018-11-18 14:49:24,614 INFO L226 Difference]: Without dead ends: 1098 [2018-11-18 14:49:24,616 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-18 14:49:24,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1098 states. [2018-11-18 14:49:24,658 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1098 to 954. [2018-11-18 14:49:24,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 954 states. [2018-11-18 14:49:24,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 954 states to 954 states and 1205 transitions. [2018-11-18 14:49:24,662 INFO L78 Accepts]: Start accepts. Automaton has 954 states and 1205 transitions. Word has length 62 [2018-11-18 14:49:24,662 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:49:24,662 INFO L480 AbstractCegarLoop]: Abstraction has 954 states and 1205 transitions. [2018-11-18 14:49:24,662 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-18 14:49:24,663 INFO L276 IsEmpty]: Start isEmpty. Operand 954 states and 1205 transitions. [2018-11-18 14:49:24,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-18 14:49:24,664 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:49:24,665 INFO L375 BasicCegarLoop]: trace histogram [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] [2018-11-18 14:49:24,665 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:49:24,665 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:49:24,665 INFO L82 PathProgramCache]: Analyzing trace with hash -10754097, now seen corresponding path program 1 times [2018-11-18 14:49:24,665 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:49:24,665 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:49:24,666 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:49:24,666 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:49:24,666 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:49:24,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:49:24,751 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-18 14:49:24,751 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:49:24,751 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_94611437-9283-4192-b1a3-6b2e7c9c18cf/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 [2018-11-18 14:49:24,759 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:49:24,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:49:24,830 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 14:49:24,924 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-18 14:49:24,941 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 14:49:24,941 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2018-11-18 14:49:24,942 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-11-18 14:49:24,942 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-11-18 14:49:24,942 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2018-11-18 14:49:24,942 INFO L87 Difference]: Start difference. First operand 954 states and 1205 transitions. Second operand 12 states. [2018-11-18 14:49:27,182 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:49:27,182 INFO L93 Difference]: Finished difference Result 2277 states and 3110 transitions. [2018-11-18 14:49:27,182 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2018-11-18 14:49:27,182 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 90 [2018-11-18 14:49:27,183 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:49:27,190 INFO L225 Difference]: With dead ends: 2277 [2018-11-18 14:49:27,191 INFO L226 Difference]: Without dead ends: 1588 [2018-11-18 14:49:27,194 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 105 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 826 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=535, Invalid=2327, Unknown=0, NotChecked=0, Total=2862 [2018-11-18 14:49:27,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1588 states. [2018-11-18 14:49:27,265 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1588 to 1380. [2018-11-18 14:49:27,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1380 states. [2018-11-18 14:49:27,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1380 states to 1380 states and 1762 transitions. [2018-11-18 14:49:27,270 INFO L78 Accepts]: Start accepts. Automaton has 1380 states and 1762 transitions. Word has length 90 [2018-11-18 14:49:27,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:49:27,271 INFO L480 AbstractCegarLoop]: Abstraction has 1380 states and 1762 transitions. [2018-11-18 14:49:27,271 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-11-18 14:49:27,271 INFO L276 IsEmpty]: Start isEmpty. Operand 1380 states and 1762 transitions. [2018-11-18 14:49:27,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-18 14:49:27,274 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:49:27,275 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:49:27,275 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:49:27,275 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:49:27,275 INFO L82 PathProgramCache]: Analyzing trace with hash -395074339, now seen corresponding path program 1 times [2018-11-18 14:49:27,275 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:49:27,275 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:49:27,276 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:49:27,276 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:49:27,276 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:49:27,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:49:27,353 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 17 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 14:49:27,353 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:49:27,353 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_94611437-9283-4192-b1a3-6b2e7c9c18cf/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 14:49:27,362 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:49:27,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:49:27,449 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 14:49:27,490 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 14:49:27,516 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 14:49:27,516 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [8] total 11 [2018-11-18 14:49:27,517 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-11-18 14:49:27,517 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-11-18 14:49:27,517 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2018-11-18 14:49:27,517 INFO L87 Difference]: Start difference. First operand 1380 states and 1762 transitions. Second operand 11 states. [2018-11-18 14:49:27,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:49:27,626 INFO L93 Difference]: Finished difference Result 2736 states and 3596 transitions. [2018-11-18 14:49:27,627 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 14:49:27,627 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 134 [2018-11-18 14:49:27,628 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:49:27,634 INFO L225 Difference]: With dead ends: 2736 [2018-11-18 14:49:27,635 INFO L226 Difference]: Without dead ends: 1380 [2018-11-18 14:49:27,639 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2018-11-18 14:49:27,640 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1380 states. [2018-11-18 14:49:27,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1380 to 1380. [2018-11-18 14:49:27,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1380 states. [2018-11-18 14:49:27,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1380 states to 1380 states and 1756 transitions. [2018-11-18 14:49:27,727 INFO L78 Accepts]: Start accepts. Automaton has 1380 states and 1756 transitions. Word has length 134 [2018-11-18 14:49:27,727 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:49:27,727 INFO L480 AbstractCegarLoop]: Abstraction has 1380 states and 1756 transitions. [2018-11-18 14:49:27,727 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-11-18 14:49:27,727 INFO L276 IsEmpty]: Start isEmpty. Operand 1380 states and 1756 transitions. [2018-11-18 14:49:27,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-18 14:49:27,731 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:49:27,731 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:49:27,732 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:49:27,732 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:49:27,732 INFO L82 PathProgramCache]: Analyzing trace with hash 1484056607, now seen corresponding path program 1 times [2018-11-18 14:49:27,732 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:49:27,732 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:49:27,733 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:49:27,733 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:49:27,733 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:49:27,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:49:27,832 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 17 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 14:49:27,832 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:49:27,832 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_94611437-9283-4192-b1a3-6b2e7c9c18cf/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 14:49:27,842 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:49:27,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:49:27,911 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 14:49:27,936 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 14:49:27,962 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 14:49:27,963 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 6 [2018-11-18 14:49:27,963 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 14:49:27,963 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 14:49:27,963 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-18 14:49:27,964 INFO L87 Difference]: Start difference. First operand 1380 states and 1756 transitions. Second operand 6 states. [2018-11-18 14:49:28,052 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:49:28,052 INFO L93 Difference]: Finished difference Result 2613 states and 3411 transitions. [2018-11-18 14:49:28,053 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 14:49:28,053 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 134 [2018-11-18 14:49:28,054 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:49:28,059 INFO L225 Difference]: With dead ends: 2613 [2018-11-18 14:49:28,059 INFO L226 Difference]: Without dead ends: 1257 [2018-11-18 14:49:28,063 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 132 SyntacticMatches, 3 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-18 14:49:28,065 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1257 states. [2018-11-18 14:49:28,127 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1257 to 1257. [2018-11-18 14:49:28,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1257 states. [2018-11-18 14:49:28,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1257 states to 1257 states and 1584 transitions. [2018-11-18 14:49:28,132 INFO L78 Accepts]: Start accepts. Automaton has 1257 states and 1584 transitions. Word has length 134 [2018-11-18 14:49:28,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:49:28,133 INFO L480 AbstractCegarLoop]: Abstraction has 1257 states and 1584 transitions. [2018-11-18 14:49:28,133 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 14:49:28,133 INFO L276 IsEmpty]: Start isEmpty. Operand 1257 states and 1584 transitions. [2018-11-18 14:49:28,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-18 14:49:28,135 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:49:28,135 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:49:28,136 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:49:28,136 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:49:28,136 INFO L82 PathProgramCache]: Analyzing trace with hash -845917534, now seen corresponding path program 1 times [2018-11-18 14:49:28,136 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:49:28,136 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:49:28,137 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:49:28,137 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:49:28,137 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:49:28,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:49:28,284 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 18 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 14:49:28,284 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:49:28,284 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_94611437-9283-4192-b1a3-6b2e7c9c18cf/bin-2019/uautomizer/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 14:49:28,293 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:49:28,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:49:28,380 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 14:49:28,445 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 17 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:49:28,470 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 14:49:28,470 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9] total 14 [2018-11-18 14:49:28,471 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-11-18 14:49:28,471 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-11-18 14:49:28,471 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2018-11-18 14:49:28,471 INFO L87 Difference]: Start difference. First operand 1257 states and 1584 transitions. Second operand 14 states. [2018-11-18 14:49:30,045 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:49:30,045 INFO L93 Difference]: Finished difference Result 2850 states and 3891 transitions. [2018-11-18 14:49:30,046 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2018-11-18 14:49:30,046 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 138 [2018-11-18 14:49:30,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:49:30,052 INFO L225 Difference]: With dead ends: 2850 [2018-11-18 14:49:30,052 INFO L226 Difference]: Without dead ends: 1775 [2018-11-18 14:49:30,054 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 173 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 208 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=206, Invalid=850, Unknown=0, NotChecked=0, Total=1056 [2018-11-18 14:49:30,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1775 states. [2018-11-18 14:49:30,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1775 to 1453. [2018-11-18 14:49:30,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1453 states. [2018-11-18 14:49:30,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1453 states to 1453 states and 1814 transitions. [2018-11-18 14:49:30,108 INFO L78 Accepts]: Start accepts. Automaton has 1453 states and 1814 transitions. Word has length 138 [2018-11-18 14:49:30,109 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:49:30,109 INFO L480 AbstractCegarLoop]: Abstraction has 1453 states and 1814 transitions. [2018-11-18 14:49:30,109 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-11-18 14:49:30,109 INFO L276 IsEmpty]: Start isEmpty. Operand 1453 states and 1814 transitions. [2018-11-18 14:49:30,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-11-18 14:49:30,112 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:49:30,112 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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] [2018-11-18 14:49:30,112 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:49:30,112 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:49:30,113 INFO L82 PathProgramCache]: Analyzing trace with hash -1786353204, now seen corresponding path program 1 times [2018-11-18 14:49:30,113 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:49:30,113 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:49:30,113 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:49:30,113 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:49:30,113 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:49:30,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:49:30,200 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 41 proven. 8 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-11-18 14:49:30,200 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:49:30,200 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_94611437-9283-4192-b1a3-6b2e7c9c18cf/bin-2019/uautomizer/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 14:49:30,209 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:49:30,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:49:30,279 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 14:49:30,324 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-18 14:49:30,341 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 14:49:30,341 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [9] total 13 [2018-11-18 14:49:30,341 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-11-18 14:49:30,341 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-11-18 14:49:30,342 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2018-11-18 14:49:30,342 INFO L87 Difference]: Start difference. First operand 1453 states and 1814 transitions. Second operand 13 states. [2018-11-18 14:49:30,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:49:30,395 INFO L93 Difference]: Finished difference Result 1940 states and 2418 transitions. [2018-11-18 14:49:30,395 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-18 14:49:30,395 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 192 [2018-11-18 14:49:30,396 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:49:30,396 INFO L225 Difference]: With dead ends: 1940 [2018-11-18 14:49:30,396 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 14:49:30,399 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 203 GetRequests, 191 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2018-11-18 14:49:30,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 14:49:30,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 14:49:30,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 14:49:30,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 14:49:30,399 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 192 [2018-11-18 14:49:30,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:49:30,400 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 14:49:30,400 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-11-18 14:49:30,400 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 14:49:30,400 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 14:49:30,403 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 14:49:30,505 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:49:30,505 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:49:30,508 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:49:30,516 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:49:30,518 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:49:30,519 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:49:30,520 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:49:30,520 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:49:30,522 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:49:30,620 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:49:30,620 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:49:30,622 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:49:30,623 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:49:30,629 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:49:30,630 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:49:30,631 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:49:30,633 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:49:30,635 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:49:30,637 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:49:30,644 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:49:30,647 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:49:30,648 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:49:30,653 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:49:30,655 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:49:30,656 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:49:30,657 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:49:30,658 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:49:30,742 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:49:30,779 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:49:30,784 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:49:30,788 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:49:30,790 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:49:30,795 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:49:30,802 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:49:30,804 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:49:30,825 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:49:30,826 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:49:30,849 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:49:30,868 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:49:32,128 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 659 714) no Hoare annotation was computed. [2018-11-18 14:49:32,128 INFO L425 ceAbstractionStarter]: For program point L690(lines 690 694) no Hoare annotation was computed. [2018-11-18 14:49:32,128 INFO L425 ceAbstractionStarter]: For program point L690-1(lines 690 694) no Hoare annotation was computed. [2018-11-18 14:49:32,128 INFO L425 ceAbstractionStarter]: For program point L685(line 685) no Hoare annotation was computed. [2018-11-18 14:49:32,128 INFO L425 ceAbstractionStarter]: For program point L684-1(lines 684 705) no Hoare annotation was computed. [2018-11-18 14:49:32,128 INFO L425 ceAbstractionStarter]: For program point L684-3(lines 684 705) no Hoare annotation was computed. [2018-11-18 14:49:32,128 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 659 714) no Hoare annotation was computed. [2018-11-18 14:49:32,128 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 659 714) no Hoare annotation was computed. [2018-11-18 14:49:32,129 INFO L425 ceAbstractionStarter]: For program point L706(lines 683 707) no Hoare annotation was computed. [2018-11-18 14:49:32,129 INFO L425 ceAbstractionStarter]: For program point L760(line 760) no Hoare annotation was computed. [2018-11-18 14:49:32,129 INFO L425 ceAbstractionStarter]: For program point L760-1(line 760) no Hoare annotation was computed. [2018-11-18 14:49:32,129 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 715 774) no Hoare annotation was computed. [2018-11-18 14:49:32,129 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 715 774) no Hoare annotation was computed. [2018-11-18 14:49:32,129 INFO L425 ceAbstractionStarter]: For program point L742(line 742) no Hoare annotation was computed. [2018-11-18 14:49:32,129 INFO L425 ceAbstractionStarter]: For program point L767(lines 740 768) no Hoare annotation was computed. [2018-11-18 14:49:32,129 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 715 774) no Hoare annotation was computed. [2018-11-18 14:49:32,129 INFO L425 ceAbstractionStarter]: For program point L747(lines 747 751) no Hoare annotation was computed. [2018-11-18 14:49:32,129 INFO L425 ceAbstractionStarter]: For program point L747-1(lines 747 751) no Hoare annotation was computed. [2018-11-18 14:49:32,129 INFO L425 ceAbstractionStarter]: For program point L741-1(lines 741 766) no Hoare annotation was computed. [2018-11-18 14:49:32,129 INFO L425 ceAbstractionStarter]: For program point L741-3(lines 741 766) no Hoare annotation was computed. [2018-11-18 14:49:32,129 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 299 305) the Hoare annotation is: true [2018-11-18 14:49:32,129 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 299 305) no Hoare annotation was computed. [2018-11-18 14:49:32,129 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 306 314) no Hoare annotation was computed. [2018-11-18 14:49:32,129 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 306 314) the Hoare annotation is: true [2018-11-18 14:49:32,129 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 306 314) no Hoare annotation was computed. [2018-11-18 14:49:32,129 INFO L421 ceAbstractionStarter]: At program point L161(line 161) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (< ~waterLevel~0 2))) (and (or .cse0 (not (= ~waterLevel~0 1))) (or (= ~systemActive~0 0) .cse1) (or .cse0 .cse1))) [2018-11-18 14:49:32,129 INFO L425 ceAbstractionStarter]: For program point L159(lines 159 165) no Hoare annotation was computed. [2018-11-18 14:49:32,130 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 147 171) the Hoare annotation is: true [2018-11-18 14:49:32,130 INFO L421 ceAbstractionStarter]: At program point L157(line 157) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (< ~waterLevel~0 2))) (and (or .cse0 (not (= ~waterLevel~0 1))) (or (= ~systemActive~0 0) .cse1) (or .cse0 .cse1))) [2018-11-18 14:49:32,130 INFO L425 ceAbstractionStarter]: For program point L157-1(line 157) no Hoare annotation was computed. [2018-11-18 14:49:32,130 INFO L425 ceAbstractionStarter]: For program point L155(lines 155 168) no Hoare annotation was computed. [2018-11-18 14:49:32,130 INFO L425 ceAbstractionStarter]: For program point L155-1(lines 147 171) no Hoare annotation was computed. [2018-11-18 14:49:32,130 INFO L428 ceAbstractionStarter]: At program point L153(line 153) the Hoare annotation is: true [2018-11-18 14:49:32,130 INFO L425 ceAbstractionStarter]: For program point L153-1(line 153) no Hoare annotation was computed. [2018-11-18 14:49:32,130 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 147 171) no Hoare annotation was computed. [2018-11-18 14:49:32,130 INFO L425 ceAbstractionStarter]: For program point L130-1(lines 130 137) no Hoare annotation was computed. [2018-11-18 14:49:32,130 INFO L425 ceAbstractionStarter]: For program point L128(line 128) no Hoare annotation was computed. [2018-11-18 14:49:32,130 INFO L421 ceAbstractionStarter]: At program point L127(line 127) the Hoare annotation is: (or (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 14:49:32,130 INFO L421 ceAbstractionStarter]: At program point L126(line 126) the Hoare annotation is: (or (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 14:49:32,130 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 120 142) the Hoare annotation is: (or (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 14:49:32,130 INFO L421 ceAbstractionStarter]: At program point L126-1(line 126) the Hoare annotation is: (or (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 14:49:32,130 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 120 142) no Hoare annotation was computed. [2018-11-18 14:49:32,130 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 120 142) no Hoare annotation was computed. [2018-11-18 14:49:32,130 INFO L421 ceAbstractionStarter]: At program point L132(line 132) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= main_~tmp~0 ~waterLevel~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-11-18 14:49:32,130 INFO L421 ceAbstractionStarter]: At program point L132-1(line 132) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= main_~tmp~0 ~waterLevel~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-11-18 14:49:32,130 INFO L425 ceAbstractionStarter]: For program point L130(lines 130 137) no Hoare annotation was computed. [2018-11-18 14:49:32,130 INFO L425 ceAbstractionStarter]: For program point Specification2EXIT(lines 75 98) no Hoare annotation was computed. [2018-11-18 14:49:32,131 INFO L425 ceAbstractionStarter]: For program point L93(line 93) no Hoare annotation was computed. [2018-11-18 14:49:32,131 INFO L425 ceAbstractionStarter]: For program point Specification2ENTRY(lines 75 98) no Hoare annotation was computed. [2018-11-18 14:49:32,131 INFO L425 ceAbstractionStarter]: For program point L92(line 92) no Hoare annotation was computed. [2018-11-18 14:49:32,131 INFO L425 ceAbstractionStarter]: For program point Specification2FINAL(lines 75 98) no Hoare annotation was computed. [2018-11-18 14:49:32,131 INFO L425 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-11-18 14:49:32,131 INFO L425 ceAbstractionStarter]: For program point L90(line 90) no Hoare annotation was computed. [2018-11-18 14:49:32,131 INFO L425 ceAbstractionStarter]: For program point L89(line 89) no Hoare annotation was computed. [2018-11-18 14:49:32,131 INFO L425 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-11-18 14:49:32,131 INFO L425 ceAbstractionStarter]: For program point L87(line 87) no Hoare annotation was computed. [2018-11-18 14:49:32,131 INFO L425 ceAbstractionStarter]: For program point L86(line 86) no Hoare annotation was computed. [2018-11-18 14:49:32,131 INFO L425 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-11-18 14:49:32,131 INFO L425 ceAbstractionStarter]: For program point L84(line 84) no Hoare annotation was computed. [2018-11-18 14:49:32,131 INFO L425 ceAbstractionStarter]: For program point L83(line 83) no Hoare annotation was computed. [2018-11-18 14:49:32,131 INFO L425 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-11-18 14:49:32,131 INFO L425 ceAbstractionStarter]: For program point L81(line 81) no Hoare annotation was computed. [2018-11-18 14:49:32,131 INFO L425 ceAbstractionStarter]: For program point L80(line 80) no Hoare annotation was computed. [2018-11-18 14:49:32,131 INFO L425 ceAbstractionStarter]: For program point stopSystemEXIT(lines 515 529) no Hoare annotation was computed. [2018-11-18 14:49:32,131 INFO L421 ceAbstractionStarter]: At program point L521(line 521) the Hoare annotation is: (and (or (and (not (= ~systemActive~0 0)) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (or (= |old(~systemActive~0)| 0) (< ~waterLevel~0 2))) (or (not (= 0 |old(~pumpRunning~0)|)) (< ~waterLevel~0 1))) [2018-11-18 14:49:32,131 INFO L425 ceAbstractionStarter]: For program point L519(lines 519 525) no Hoare annotation was computed. [2018-11-18 14:49:32,131 INFO L421 ceAbstractionStarter]: At program point stopSystemENTRY(lines 515 529) the Hoare annotation is: (let ((.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (and (not (= ~systemActive~0 0)) .cse0) (or (= |old(~systemActive~0)| 0) (< ~waterLevel~0 2))) (or .cse0 (not (= 0 |old(~pumpRunning~0)|)) (< ~waterLevel~0 1)))) [2018-11-18 14:49:32,131 INFO L425 ceAbstractionStarter]: For program point stopSystemFINAL(lines 515 529) no Hoare annotation was computed. [2018-11-18 14:49:32,131 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 432 440) no Hoare annotation was computed. [2018-11-18 14:49:32,131 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 432 440) the Hoare annotation is: true [2018-11-18 14:49:32,132 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 432 440) no Hoare annotation was computed. [2018-11-18 14:49:32,132 INFO L428 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 496 514) the Hoare annotation is: true [2018-11-18 14:49:32,132 INFO L425 ceAbstractionStarter]: For program point L505(lines 505 509) no Hoare annotation was computed. [2018-11-18 14:49:32,132 INFO L428 ceAbstractionStarter]: At program point L503(line 503) the Hoare annotation is: true [2018-11-18 14:49:32,132 INFO L425 ceAbstractionStarter]: For program point L505-2(lines 505 509) no Hoare annotation was computed. [2018-11-18 14:49:32,132 INFO L425 ceAbstractionStarter]: For program point L503-1(line 503) no Hoare annotation was computed. [2018-11-18 14:49:32,132 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 496 514) no Hoare annotation was computed. [2018-11-18 14:49:32,132 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 496 514) no Hoare annotation was computed. [2018-11-18 14:49:32,132 INFO L425 ceAbstractionStarter]: For program point L448(lines 448 456) no Hoare annotation was computed. [2018-11-18 14:49:32,132 INFO L425 ceAbstractionStarter]: For program point L448-2(lines 448 456) no Hoare annotation was computed. [2018-11-18 14:49:32,132 INFO L425 ceAbstractionStarter]: For program point L471(line 471) no Hoare annotation was computed. [2018-11-18 14:49:32,132 INFO L425 ceAbstractionStarter]: For program point L471-1(line 471) no Hoare annotation was computed. [2018-11-18 14:49:32,132 INFO L425 ceAbstractionStarter]: For program point printPumpFINAL(lines 441 476) no Hoare annotation was computed. [2018-11-18 14:49:32,132 INFO L425 ceAbstractionStarter]: For program point L460(lines 460 468) no Hoare annotation was computed. [2018-11-18 14:49:32,132 INFO L425 ceAbstractionStarter]: For program point L460-2(lines 460 468) no Hoare annotation was computed. [2018-11-18 14:49:32,132 INFO L425 ceAbstractionStarter]: For program point printPumpENTRY(lines 441 476) no Hoare annotation was computed. [2018-11-18 14:49:32,132 INFO L425 ceAbstractionStarter]: For program point printPumpEXIT(lines 441 476) no Hoare annotation was computed. [2018-11-18 14:49:32,132 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 292 298) no Hoare annotation was computed. [2018-11-18 14:49:32,133 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 292 298) the Hoare annotation is: true [2018-11-18 14:49:32,133 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 613 658) no Hoare annotation was computed. [2018-11-18 14:49:32,133 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 613 658) no Hoare annotation was computed. [2018-11-18 14:49:32,133 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 613 658) no Hoare annotation was computed. [2018-11-18 14:49:32,133 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 926 971) no Hoare annotation was computed. [2018-11-18 14:49:32,133 INFO L425 ceAbstractionStarter]: For program point L946(lines 946 953) no Hoare annotation was computed. [2018-11-18 14:49:32,133 INFO L425 ceAbstractionStarter]: For program point L940(lines 940 960) no Hoare annotation was computed. [2018-11-18 14:49:32,133 INFO L425 ceAbstractionStarter]: For program point L940-1(lines 940 960) no Hoare annotation was computed. [2018-11-18 14:49:32,133 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 926 971) no Hoare annotation was computed. [2018-11-18 14:49:32,133 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 926 971) no Hoare annotation was computed. [2018-11-18 14:49:32,133 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 107 116) the Hoare annotation is: (or (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 14:49:32,133 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 107 116) no Hoare annotation was computed. [2018-11-18 14:49:32,134 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 107 116) no Hoare annotation was computed. [2018-11-18 14:49:32,134 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmENTRY(lines 421 431) no Hoare annotation was computed. [2018-11-18 14:49:32,134 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 421 431) no Hoare annotation was computed. [2018-11-18 14:49:32,134 INFO L425 ceAbstractionStarter]: For program point L426(line 426) no Hoare annotation was computed. [2018-11-18 14:49:32,134 INFO L425 ceAbstractionStarter]: For program point L426-1(line 426) no Hoare annotation was computed. [2018-11-18 14:49:32,134 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 421 431) no Hoare annotation was computed. [2018-11-18 14:49:32,134 INFO L421 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 413 420) the Hoare annotation is: (or (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~systemActive~0 0) (< ~waterLevel~0 1)) [2018-11-18 14:49:32,134 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 413 420) no Hoare annotation was computed. [2018-11-18 14:49:32,134 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 413 420) no Hoare annotation was computed. [2018-11-18 14:49:32,134 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 257 270) no Hoare annotation was computed. [2018-11-18 14:49:32,134 INFO L425 ceAbstractionStarter]: For program point L261(lines 261 267) no Hoare annotation was computed. [2018-11-18 14:49:32,134 INFO L428 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 257 270) the Hoare annotation is: true [2018-11-18 14:49:32,134 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 257 270) no Hoare annotation was computed. [2018-11-18 14:49:32,134 INFO L425 ceAbstractionStarter]: For program point L386-1(line 386) no Hoare annotation was computed. [2018-11-18 14:49:32,134 INFO L425 ceAbstractionStarter]: For program point L384(lines 384 401) no Hoare annotation was computed. [2018-11-18 14:49:32,135 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 380 404) no Hoare annotation was computed. [2018-11-18 14:49:32,135 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 380 404) the Hoare annotation is: (or (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~systemActive~0 0) (< ~waterLevel~0 1)) [2018-11-18 14:49:32,135 INFO L421 ceAbstractionStarter]: At program point L399(line 399) the Hoare annotation is: (or (= ~systemActive~0 0) (and (= 0 ~pumpRunning~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (< ~waterLevel~0 1)) [2018-11-18 14:49:32,135 INFO L425 ceAbstractionStarter]: For program point L399-1(lines 380 404) no Hoare annotation was computed. [2018-11-18 14:49:32,135 INFO L421 ceAbstractionStarter]: At program point L394(line 394) the Hoare annotation is: (or (= ~systemActive~0 0) (< ~waterLevel~0 1)) [2018-11-18 14:49:32,135 INFO L421 ceAbstractionStarter]: At program point L390(line 390) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (< ~waterLevel~0 1))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse0 .cse1 (and (= processEnvironment_~tmp~3 1) (= |old(~pumpRunning~0)| ~pumpRunning~0))))) [2018-11-18 14:49:32,135 INFO L425 ceAbstractionStarter]: For program point L388(lines 388 396) no Hoare annotation was computed. [2018-11-18 14:49:32,135 INFO L421 ceAbstractionStarter]: At program point L386(line 386) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (< ~waterLevel~0 1))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse0 .cse1))) [2018-11-18 14:49:32,135 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 346 352) no Hoare annotation was computed. [2018-11-18 14:49:32,135 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 346 352) the Hoare annotation is: true [2018-11-18 14:49:32,135 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 531 596) the Hoare annotation is: (or (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 14:49:32,136 INFO L425 ceAbstractionStarter]: For program point L543(lines 543 547) no Hoare annotation was computed. [2018-11-18 14:49:32,136 INFO L425 ceAbstractionStarter]: For program point L541-1(lines 541 588) no Hoare annotation was computed. [2018-11-18 14:49:32,136 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 531 596) no Hoare annotation was computed. [2018-11-18 14:49:32,136 INFO L421 ceAbstractionStarter]: At program point L589(lines 540 590) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 14:49:32,136 INFO L421 ceAbstractionStarter]: At program point L579(line 579) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) .cse0 (<= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= 2 ~waterLevel~0) (not (= ~systemActive~0 0)) .cse0) (not (= |old(~waterLevel~0)| 1)))) [2018-11-18 14:49:32,136 INFO L425 ceAbstractionStarter]: For program point L577(lines 577 583) no Hoare annotation was computed. [2018-11-18 14:49:32,136 INFO L421 ceAbstractionStarter]: At program point L577-1(lines 571 584) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) .cse0 (<= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= 2 ~waterLevel~0) (not (= ~systemActive~0 0)) .cse0) (not (= |old(~waterLevel~0)| 1)))) [2018-11-18 14:49:32,136 INFO L425 ceAbstractionStarter]: For program point L542(lines 541 588) no Hoare annotation was computed. [2018-11-18 14:49:32,136 INFO L425 ceAbstractionStarter]: For program point L571(lines 571 584) no Hoare annotation was computed. [2018-11-18 14:49:32,136 INFO L421 ceAbstractionStarter]: At program point L563(line 563) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) .cse0 (<= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= 2 ~waterLevel~0) (not (= ~systemActive~0 0)) .cse0) (not (= |old(~waterLevel~0)| 1)))) [2018-11-18 14:49:32,136 INFO L425 ceAbstractionStarter]: For program point L561(lines 561 567) no Hoare annotation was computed. [2018-11-18 14:49:32,136 INFO L425 ceAbstractionStarter]: For program point L561-1(lines 561 567) no Hoare annotation was computed. [2018-11-18 14:49:32,136 INFO L421 ceAbstractionStarter]: At program point L586(lines 541 588) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) .cse0 (<= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= 2 ~waterLevel~0) (not (= ~systemActive~0 0)) .cse0) (not (= |old(~waterLevel~0)| 1)))) [2018-11-18 14:49:32,137 INFO L421 ceAbstractionStarter]: At program point L553(line 553) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~waterLevel~0) .cse0) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (<= 2 ~waterLevel~0) (not (= ~systemActive~0 0)) .cse0))) [2018-11-18 14:49:32,137 INFO L425 ceAbstractionStarter]: For program point L551(lines 551 557) no Hoare annotation was computed. [2018-11-18 14:49:32,137 INFO L425 ceAbstractionStarter]: For program point L551-1(lines 551 557) no Hoare annotation was computed. [2018-11-18 14:49:32,137 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 531 596) no Hoare annotation was computed. [2018-11-18 14:49:32,137 INFO L425 ceAbstractionStarter]: For program point L894(lines 894 914) no Hoare annotation was computed. [2018-11-18 14:49:32,137 INFO L425 ceAbstractionStarter]: For program point L894-1(lines 894 914) no Hoare annotation was computed. [2018-11-18 14:49:32,137 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 880 925) no Hoare annotation was computed. [2018-11-18 14:49:32,137 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 880 925) no Hoare annotation was computed. [2018-11-18 14:49:32,137 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 880 925) no Hoare annotation was computed. [2018-11-18 14:49:32,137 INFO L425 ceAbstractionStarter]: For program point L900(lines 900 907) no Hoare annotation was computed. [2018-11-18 14:49:32,137 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 271 279) no Hoare annotation was computed. [2018-11-18 14:49:32,137 INFO L428 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 271 279) the Hoare annotation is: true [2018-11-18 14:49:32,137 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 271 279) no Hoare annotation was computed. [2018-11-18 14:49:32,137 INFO L425 ceAbstractionStarter]: For program point L233(lines 233 241) no Hoare annotation was computed. [2018-11-18 14:49:32,138 INFO L425 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 225 247) no Hoare annotation was computed. [2018-11-18 14:49:32,138 INFO L425 ceAbstractionStarter]: For program point L233-2(lines 233 241) no Hoare annotation was computed. [2018-11-18 14:49:32,138 INFO L425 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 225 247) no Hoare annotation was computed. [2018-11-18 14:49:32,138 INFO L425 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 225 247) no Hoare annotation was computed. [2018-11-18 14:49:32,138 INFO L425 ceAbstractionStarter]: For program point select_oneENTRY(lines 282 291) no Hoare annotation was computed. [2018-11-18 14:49:32,138 INFO L425 ceAbstractionStarter]: For program point select_oneFINAL(lines 282 291) no Hoare annotation was computed. [2018-11-18 14:49:32,138 INFO L425 ceAbstractionStarter]: For program point select_oneEXIT(lines 282 291) no Hoare annotation was computed. [2018-11-18 14:49:32,138 INFO L425 ceAbstractionStarter]: For program point L801(lines 801 805) no Hoare annotation was computed. [2018-11-18 14:49:32,138 INFO L425 ceAbstractionStarter]: For program point L865(lines 865 876) no Hoare annotation was computed. [2018-11-18 14:49:32,138 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 777 879) no Hoare annotation was computed. [2018-11-18 14:49:32,138 INFO L425 ceAbstractionStarter]: For program point L828(lines 828 832) no Hoare annotation was computed. [2018-11-18 14:49:32,138 INFO L425 ceAbstractionStarter]: For program point L826-1(lines 826 846) no Hoare annotation was computed. [2018-11-18 14:49:32,138 INFO L425 ceAbstractionStarter]: For program point L826-3(lines 826 846) no Hoare annotation was computed. [2018-11-18 14:49:32,138 INFO L425 ceAbstractionStarter]: For program point L847(lines 825 848) no Hoare annotation was computed. [2018-11-18 14:49:32,139 INFO L425 ceAbstractionStarter]: For program point L806(lines 806 822) no Hoare annotation was computed. [2018-11-18 14:49:32,139 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 777 879) no Hoare annotation was computed. [2018-11-18 14:49:32,139 INFO L425 ceAbstractionStarter]: For program point L866(lines 866 873) no Hoare annotation was computed. [2018-11-18 14:49:32,139 INFO L425 ceAbstractionStarter]: For program point L827(lines 826 846) no Hoare annotation was computed. [2018-11-18 14:49:32,139 INFO L425 ceAbstractionStarter]: For program point L858(line 858) no Hoare annotation was computed. [2018-11-18 14:49:32,139 INFO L425 ceAbstractionStarter]: For program point L858-1(line 858) no Hoare annotation was computed. [2018-11-18 14:49:32,139 INFO L425 ceAbstractionStarter]: For program point L823(lines 823 864) no Hoare annotation was computed. [2018-11-18 14:49:32,139 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 777 879) no Hoare annotation was computed. [2018-11-18 14:49:32,139 INFO L425 ceAbstractionStarter]: For program point L842(line 842) no Hoare annotation was computed. [2018-11-18 14:49:32,139 INFO L425 ceAbstractionStarter]: For program point L842-1(line 842) no Hoare annotation was computed. [2018-11-18 14:49:32,139 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 14:49:32,139 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-18 14:49:32,139 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 14:49:32,139 INFO L425 ceAbstractionStarter]: For program point activatePumpFINAL(lines 405 412) no Hoare annotation was computed. [2018-11-18 14:49:32,140 INFO L425 ceAbstractionStarter]: For program point activatePumpEXIT(lines 405 412) no Hoare annotation was computed. [2018-11-18 14:49:32,140 INFO L421 ceAbstractionStarter]: At program point activatePumpENTRY(lines 405 412) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (< ~waterLevel~0 2) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-18 14:49:32,140 INFO L428 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 248 256) the Hoare annotation is: true [2018-11-18 14:49:32,140 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 248 256) no Hoare annotation was computed. [2018-11-18 14:49:32,140 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 248 256) no Hoare annotation was computed. [2018-11-18 14:49:32,140 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 477 495) no Hoare annotation was computed. [2018-11-18 14:49:32,140 INFO L425 ceAbstractionStarter]: For program point L486(lines 486 490) no Hoare annotation was computed. [2018-11-18 14:49:32,140 INFO L428 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 477 495) the Hoare annotation is: true [2018-11-18 14:49:32,140 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 477 495) no Hoare annotation was computed. [2018-11-18 14:49:32,140 INFO L428 ceAbstractionStarter]: At program point L484(line 484) the Hoare annotation is: true [2018-11-18 14:49:32,140 INFO L425 ceAbstractionStarter]: For program point L486-2(lines 486 490) no Hoare annotation was computed. [2018-11-18 14:49:32,140 INFO L425 ceAbstractionStarter]: For program point L484-1(line 484) no Hoare annotation was computed. [2018-11-18 14:49:32,141 INFO L425 ceAbstractionStarter]: For program point L208-1(lines 204 215) no Hoare annotation was computed. [2018-11-18 14:49:32,141 INFO L428 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 204 215) the Hoare annotation is: true [2018-11-18 14:49:32,141 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 204 215) no Hoare annotation was computed. [2018-11-18 14:49:32,141 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2018-11-18 14:49:32,141 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2018-11-18 14:49:32,141 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2018-11-18 14:49:32,141 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 322 345) the Hoare annotation is: (let ((.cse0 (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) (< |old(~waterLevel~0)| 1) .cse0) (or .cse0 (= ~systemActive~0 0) (< |old(~waterLevel~0)| 2)))) [2018-11-18 14:49:32,141 INFO L421 ceAbstractionStarter]: At program point L335(line 335) the Hoare annotation is: (let ((.cse4 (= ~systemActive~0 0))) (let ((.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (not .cse4)) (.cse2 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (< |old(~waterLevel~0)| 2))) (and (or .cse0 (and .cse1 .cse2 .cse3) (not (= |old(~waterLevel~0)| 1))) (or .cse4 .cse5 (and (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1)) .cse3)) (or (and .cse1 .cse2) .cse0 .cse5)))) [2018-11-18 14:49:32,141 INFO L421 ceAbstractionStarter]: At program point L333(lines 333 339) the Hoare annotation is: (let ((.cse1 (= ~systemActive~0 0)) (.cse0 (<= 2 ~waterLevel~0))) (and (let ((.cse2 (= ~waterLevel~0 |old(~waterLevel~0)|))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (not .cse1) .cse2) (< |old(~waterLevel~0)| 1) (and .cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)))) (let ((.cse3 (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1)))) (or .cse1 (< |old(~waterLevel~0)| 2) (and .cse0 .cse3) (and (= 0 ~pumpRunning~0) .cse3))))) [2018-11-18 14:49:32,141 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 322 345) no Hoare annotation was computed. [2018-11-18 14:49:32,142 INFO L421 ceAbstractionStarter]: At program point L328(line 328) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< |old(~waterLevel~0)| 2))) (and (or .cse0 (not (= |old(~waterLevel~0)| 1))) (or .cse0 .cse1) (or (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (= ~systemActive~0 0) .cse1))) [2018-11-18 14:49:32,142 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 322 345) no Hoare annotation was computed. [2018-11-18 14:49:32,142 INFO L425 ceAbstractionStarter]: For program point L326(lines 325 344) no Hoare annotation was computed. [2018-11-18 14:49:32,142 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 42 71) no Hoare annotation was computed. [2018-11-18 14:49:32,142 INFO L425 ceAbstractionStarter]: For program point L56(lines 56 60) no Hoare annotation was computed. [2018-11-18 14:49:32,142 INFO L428 ceAbstractionStarter]: At program point L56-1(lines 56 60) the Hoare annotation is: true [2018-11-18 14:49:32,142 INFO L425 ceAbstractionStarter]: For program point L52-1(lines 52 66) no Hoare annotation was computed. [2018-11-18 14:49:32,142 INFO L428 ceAbstractionStarter]: At program point L52-3(lines 52 66) the Hoare annotation is: true [2018-11-18 14:49:32,142 INFO L428 ceAbstractionStarter]: At program point L48(line 48) the Hoare annotation is: true [2018-11-18 14:49:32,142 INFO L425 ceAbstractionStarter]: For program point L48-1(line 48) no Hoare annotation was computed. [2018-11-18 14:49:32,142 INFO L428 ceAbstractionStarter]: At program point L67(lines 42 71) the Hoare annotation is: true [2018-11-18 14:49:32,142 INFO L425 ceAbstractionStarter]: For program point L63(line 63) no Hoare annotation was computed. [2018-11-18 14:49:32,142 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 42 71) the Hoare annotation is: true [2018-11-18 14:49:32,143 INFO L425 ceAbstractionStarter]: For program point L53(line 53) no Hoare annotation was computed. [2018-11-18 14:49:32,143 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalENTRY(lines 216 224) no Hoare annotation was computed. [2018-11-18 14:49:32,143 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 216 224) no Hoare annotation was computed. [2018-11-18 14:49:32,143 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 216 224) no Hoare annotation was computed. [2018-11-18 14:49:32,143 INFO L421 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 180 191) the Hoare annotation is: (or (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 0) (< |old(~waterLevel~0)| 2)) [2018-11-18 14:49:32,143 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 180 191) no Hoare annotation was computed. [2018-11-18 14:49:32,143 INFO L425 ceAbstractionStarter]: For program point L184-1(lines 180 191) no Hoare annotation was computed. [2018-11-18 14:49:32,143 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 99 105) no Hoare annotation was computed. [2018-11-18 14:49:32,143 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 99 105) the Hoare annotation is: true [2018-11-18 14:49:32,143 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 14:49:32,143 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1) (= ~systemActive~0 1)) [2018-11-18 14:49:32,143 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 14:49:32,143 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 14:49:32,144 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 354 378) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (= ~systemActive~0 0))) (and (or .cse0 (or .cse1 .cse2) (< ~waterLevel~0 2)) (or .cse1 .cse0 .cse2 (not (= ~waterLevel~0 1))))) [2018-11-18 14:49:32,144 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 354 378) no Hoare annotation was computed. [2018-11-18 14:49:32,144 INFO L421 ceAbstractionStarter]: At program point L373(line 373) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (< ~waterLevel~0 1)) [2018-11-18 14:49:32,144 INFO L425 ceAbstractionStarter]: For program point L373-1(lines 354 378) no Hoare annotation was computed. [2018-11-18 14:49:32,144 INFO L421 ceAbstractionStarter]: At program point L368(line 368) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (< ~waterLevel~0 1) (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~2) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-11-18 14:49:32,144 INFO L421 ceAbstractionStarter]: At program point L364(line 364) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (< ~waterLevel~0 1) (and (<= 2 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-11-18 14:49:32,144 INFO L425 ceAbstractionStarter]: For program point L362(lines 362 370) no Hoare annotation was computed. [2018-11-18 14:49:32,144 INFO L421 ceAbstractionStarter]: At program point L360(line 360) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (= ~systemActive~0 0))) (and (or .cse0 (or .cse1 .cse2) (< ~waterLevel~0 2)) (or .cse1 .cse0 .cse2 (not (= ~waterLevel~0 1))))) [2018-11-18 14:49:32,144 INFO L425 ceAbstractionStarter]: For program point L360-1(line 360) no Hoare annotation was computed. [2018-11-18 14:49:32,144 INFO L425 ceAbstractionStarter]: For program point L358(lines 358 375) no Hoare annotation was computed. [2018-11-18 14:49:32,145 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 192 203) no Hoare annotation was computed. [2018-11-18 14:49:32,145 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 192 203) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 |old(~waterLevel~0)|))) (and (or .cse0 (< |old(~waterLevel~0)| 2) (= ~systemActive~0 0)) (or (not (= 0 ~pumpRunning~0)) (< |old(~waterLevel~0)| 1) .cse0))) [2018-11-18 14:49:32,145 INFO L425 ceAbstractionStarter]: For program point L196-1(lines 192 203) no Hoare annotation was computed. [2018-11-18 14:49:32,145 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 598 605) no Hoare annotation was computed. [2018-11-18 14:49:32,145 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 598 605) the Hoare annotation is: true [2018-11-18 14:49:32,145 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 598 605) no Hoare annotation was computed. [2018-11-18 14:49:32,145 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 602) no Hoare annotation was computed. [2018-11-18 14:49:32,155 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 02:49:32 BoogieIcfgContainer [2018-11-18 14:49:32,155 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 14:49:32,155 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 14:49:32,155 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 14:49:32,156 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 14:49:32,156 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:49:22" (3/4) ... [2018-11-18 14:49:32,159 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 14:49:32,165 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_free [2018-11-18 14:49:32,165 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_reset [2018-11-18 14:49:32,165 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-18 14:49:32,166 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-18 14:49:32,166 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification4_spec__1 [2018-11-18 14:49:32,166 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 14:49:32,166 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure Specification2 [2018-11-18 14:49:32,166 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-11-18 14:49:32,166 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-18 14:49:32,166 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-18 14:49:32,166 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printPump [2018-11-18 14:49:32,166 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-18 14:49:32,166 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_set [2018-11-18 14:49:32,166 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-18 14:49:32,166 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_argtype [2018-11-18 14:49:32,166 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-18 14:49:32,167 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-18 14:49:32,167 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-18 14:49:32,167 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-18 14:49:32,167 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-18 14:49:32,167 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-18 14:49:32,167 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_arg [2018-11-18 14:49:32,167 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-18 14:49:32,167 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 14:49:32,167 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printEnvironment [2018-11-18 14:49:32,167 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_one [2018-11-18 14:49:32,167 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__error_stack_mgt [2018-11-18 14:49:32,167 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-18 14:49:32,167 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~X~int~TO~int [2018-11-18 14:49:32,167 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-18 14:49:32,168 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-18 14:49:32,168 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-18 14:49:32,168 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-18 14:49:32,168 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-18 14:49:32,168 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-18 14:49:32,168 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-18 14:49:32,168 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-18 14:49:32,168 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 14:49:32,169 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-18 14:49:32,169 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-18 14:49:32,175 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 40 nodes and edges [2018-11-18 14:49:32,176 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-11-18 14:49:32,176 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-18 14:49:32,199 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(\old(systemActive) == 1) || ((0 == pumpRunning && splverifierCounter == 0) && \old(waterLevel) <= waterLevel)) || !(0 == \old(pumpRunning))) || ((2 <= waterLevel && !(systemActive == 0)) && splverifierCounter == 0)) || !(\old(waterLevel) == 1) [2018-11-18 14:49:32,199 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) [2018-11-18 14:49:32,234 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_94611437-9283-4192-b1a3-6b2e7c9c18cf/bin-2019/uautomizer/witness.graphml [2018-11-18 14:49:32,234 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 14:49:32,234 INFO L168 Benchmark]: Toolchain (without parser) took 10666.23 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 413.1 MB). Free memory was 951.1 MB in the beginning and 944.3 MB in the end (delta: 6.8 MB). Peak memory consumption was 419.9 MB. Max. memory is 11.5 GB. [2018-11-18 14:49:32,235 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 14:49:32,235 INFO L168 Benchmark]: CACSL2BoogieTranslator took 391.44 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 178.3 MB). Free memory was 951.1 MB in the beginning and 1.2 GB in the end (delta: -215.1 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. [2018-11-18 14:49:32,236 INFO L168 Benchmark]: Boogie Preprocessor took 62.35 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-18 14:49:32,236 INFO L168 Benchmark]: RCFGBuilder took 664.07 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 99.3 MB). Peak memory consumption was 99.3 MB. Max. memory is 11.5 GB. [2018-11-18 14:49:32,236 INFO L168 Benchmark]: TraceAbstraction took 9466.63 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 234.9 MB). Free memory was 1.1 GB in the beginning and 954.4 MB in the end (delta: 109.1 MB). Peak memory consumption was 448.1 MB. Max. memory is 11.5 GB. [2018-11-18 14:49:32,236 INFO L168 Benchmark]: Witness Printer took 78.57 ms. Allocated memory is still 1.4 GB. Free memory was 954.4 MB in the beginning and 944.3 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 11.5 GB. [2018-11-18 14:49:32,238 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 391.44 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 178.3 MB). Free memory was 951.1 MB in the beginning and 1.2 GB in the end (delta: -215.1 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 62.35 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 664.07 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 99.3 MB). Peak memory consumption was 99.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 9466.63 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 234.9 MB). Free memory was 1.1 GB in the beginning and 954.4 MB in the end (delta: 109.1 MB). Peak memory consumption was 448.1 MB. Max. memory is 11.5 GB. * Witness Printer took 78.57 ms. Allocated memory is still 1.4 GB. Free memory was 954.4 MB in the beginning and 944.3 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 602]: 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: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 540]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 541]: Loop Invariant Derived loop invariant: (((!(\old(systemActive) == 1) || ((0 == pumpRunning && splverifierCounter == 0) && \old(waterLevel) <= waterLevel)) || !(0 == \old(pumpRunning))) || ((2 <= waterLevel && !(systemActive == 0)) && splverifierCounter == 0)) || !(\old(waterLevel) == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 246 locations, 1 error locations. SAFE Result, 9.4s OverallTime, 10 OverallIterations, 3 TraceHistogramMax, 5.2s AutomataDifference, 0.0s DeadEndRemovalTime, 1.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 1703 SDtfs, 2128 SDslu, 5571 SDs, 0 SdLazy, 5369 SolverSat, 1305 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 868 GetRequests, 726 SyntacticMatches, 4 SemanticMatches, 138 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1085 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1453occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 10 MinimizatonAttempts, 694 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 61 LocationsWithAnnotation, 3169 PreInvPairs, 3276 NumberOfFragments, 960 HoareAnnotationTreeSize, 3169 FomulaSimplifications, 9234 FormulaSimplificationTreeSizeReduction, 0.4s HoareSimplificationTime, 61 FomulaSimplificationsInter, 9333 FormulaSimplificationTreeSizeReductionInter, 1.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 1642 NumberOfCodeBlocks, 1642 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 1627 ConstructedInterpolants, 0 QuantifiedInterpolants, 294312 SizeOfPredicates, 14 NumberOfNonLiveVariables, 3719 ConjunctsInSsa, 48 ConjunctsInUnsatCore, 15 InterpolantComputations, 8 PerfectInterpolantSequences, 409/446 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...