./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product52_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_fb091c94-5294-4a07-a45a-1d18f743da72/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_fb091c94-5294-4a07-a45a-1d18f743da72/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_fb091c94-5294-4a07-a45a-1d18f743da72/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_fb091c94-5294-4a07-a45a-1d18f743da72/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product52_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_fb091c94-5294-4a07-a45a-1d18f743da72/bin-2019/uautomizer/config/svcomp-Reach-32bit-PetriAutomizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_fb091c94-5294-4a07-a45a-1d18f743da72/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 ac98b61700c421642ba0cea32b1043bdcac0ece8 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 14:31:28,065 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 14:31:28,066 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 14:31:28,074 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 14:31:28,074 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 14:31:28,075 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 14:31:28,076 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 14:31:28,077 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 14:31:28,078 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 14:31:28,079 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 14:31:28,079 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 14:31:28,079 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 14:31:28,080 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 14:31:28,081 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 14:31:28,082 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 14:31:28,082 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 14:31:28,083 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 14:31:28,084 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 14:31:28,085 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 14:31:28,086 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 14:31:28,086 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 14:31:28,087 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 14:31:28,089 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 14:31:28,089 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 14:31:28,089 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 14:31:28,090 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 14:31:28,090 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 14:31:28,091 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 14:31:28,091 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 14:31:28,092 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 14:31:28,092 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 14:31:28,093 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 14:31:28,093 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 14:31:28,093 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 14:31:28,094 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 14:31:28,094 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 14:31:28,094 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_fb091c94-5294-4a07-a45a-1d18f743da72/bin-2019/uautomizer/config/svcomp-Reach-32bit-PetriAutomizer_Default.epf [2018-11-18 14:31:28,102 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 14:31:28,102 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 14:31:28,102 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 14:31:28,102 INFO L133 SettingsManager]: * Process only entry and re-entry procedures=false [2018-11-18 14:31:28,103 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 14:31:28,103 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 14:31:28,103 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 14:31:28,103 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 14:31:28,104 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 14:31:28,104 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 14:31:28,104 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 14:31:28,104 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 14:31:28,104 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 14:31:28,104 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 14:31:28,104 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 14:31:28,104 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 14:31:28,105 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 14:31:28,105 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 14:31:28,105 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 14:31:28,105 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 14:31:28,105 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 14:31:28,105 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 14:31:28,105 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 14:31:28,105 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 14:31:28,106 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 14:31:28,106 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 14:31:28,106 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 14:31:28,106 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 14:31:28,106 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 14:31:28,106 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 14:31:28,106 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_fb091c94-5294-4a07-a45a-1d18f743da72/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 -> ac98b61700c421642ba0cea32b1043bdcac0ece8 [2018-11-18 14:31:28,128 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 14:31:28,136 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 14:31:28,139 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 14:31:28,140 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 14:31:28,140 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 14:31:28,140 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_fb091c94-5294-4a07-a45a-1d18f743da72/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec4_product52_true-unreach-call_false-termination.cil.c [2018-11-18 14:31:28,189 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_fb091c94-5294-4a07-a45a-1d18f743da72/bin-2019/uautomizer/data/3e3e1cdd0/1f7d747a6d684d9498ecab0af010fd87/FLAG617c46188 [2018-11-18 14:31:28,535 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 14:31:28,536 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_fb091c94-5294-4a07-a45a-1d18f743da72/sv-benchmarks/c/product-lines/minepump_spec4_product52_true-unreach-call_false-termination.cil.c [2018-11-18 14:31:28,545 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_fb091c94-5294-4a07-a45a-1d18f743da72/bin-2019/uautomizer/data/3e3e1cdd0/1f7d747a6d684d9498ecab0af010fd87/FLAG617c46188 [2018-11-18 14:31:28,558 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_fb091c94-5294-4a07-a45a-1d18f743da72/bin-2019/uautomizer/data/3e3e1cdd0/1f7d747a6d684d9498ecab0af010fd87 [2018-11-18 14:31:28,560 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 14:31:28,561 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 14:31:28,562 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 14:31:28,562 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 14:31:28,564 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 14:31:28,565 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:31:28" (1/1) ... [2018-11-18 14:31:28,566 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1026b7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:31:28, skipping insertion in model container [2018-11-18 14:31:28,566 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:31:28" (1/1) ... [2018-11-18 14:31:28,572 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 14:31:28,604 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 14:31:28,809 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:31:28,818 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 14:31:28,925 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:31:28,942 INFO L195 MainTranslator]: Completed translation [2018-11-18 14:31:28,942 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:31:28 WrapperNode [2018-11-18 14:31:28,942 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 14:31:28,943 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 14:31:28,943 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 14:31:28,943 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 14:31:28,951 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:31:28" (1/1) ... [2018-11-18 14:31:28,952 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:31:28" (1/1) ... [2018-11-18 14:31:28,967 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:31:28" (1/1) ... [2018-11-18 14:31:28,967 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:31:28" (1/1) ... [2018-11-18 14:31:28,991 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:31:28" (1/1) ... [2018-11-18 14:31:29,000 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:31:28" (1/1) ... [2018-11-18 14:31:29,003 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:31:28" (1/1) ... [2018-11-18 14:31:29,008 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 14:31:29,009 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 14:31:29,009 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 14:31:29,009 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 14:31:29,011 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:31:28" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_fb091c94-5294-4a07-a45a-1d18f743da72/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 14:31:29,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 14:31:29,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 14:31:29,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2018-11-18 14:31:29,055 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-18 14:31:29,056 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-18 14:31:29,056 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-18 14:31:29,056 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-18 14:31:29,056 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2018-11-18 14:31:29,056 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-18 14:31:29,056 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-18 14:31:29,056 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-18 14:31:29,057 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-18 14:31:29,057 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-18 14:31:29,057 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 14:31:29,057 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-18 14:31:29,057 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-18 14:31:29,057 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-18 14:31:29,057 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-18 14:31:29,057 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-18 14:31:29,058 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2018-11-18 14:31:29,058 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-18 14:31:29,058 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-18 14:31:29,058 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-11-18 14:31:29,058 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-11-18 14:31:29,058 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-18 14:31:29,058 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2018-11-18 14:31:29,058 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2018-11-18 14:31:29,059 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2018-11-18 14:31:29,059 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2018-11-18 14:31:29,059 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2018-11-18 14:31:29,059 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2018-11-18 14:31:29,059 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-18 14:31:29,059 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2018-11-18 14:31:29,059 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-18 14:31:29,059 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-18 14:31:29,059 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 14:31:29,060 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2018-11-18 14:31:29,060 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-18 14:31:29,060 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-18 14:31:29,060 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-18 14:31:29,060 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-18 14:31:29,060 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2018-11-18 14:31:29,060 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 14:31:29,060 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-18 14:31:29,060 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2018-11-18 14:31:29,061 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-18 14:31:29,061 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-18 14:31:29,061 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-18 14:31:29,061 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-18 14:31:29,061 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-18 14:31:29,061 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2018-11-18 14:31:29,061 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-18 14:31:29,061 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-18 14:31:29,061 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 14:31:29,062 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-18 14:31:29,062 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-18 14:31:29,062 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-18 14:31:29,062 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-18 14:31:29,062 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2018-11-18 14:31:29,062 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-11-18 14:31:29,062 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-11-18 14:31:29,062 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2018-11-18 14:31:29,062 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-18 14:31:29,063 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-18 14:31:29,063 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-18 14:31:29,063 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 14:31:29,063 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-18 14:31:29,063 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-18 14:31:29,063 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-18 14:31:29,063 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-18 14:31:29,064 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2018-11-18 14:31:29,064 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-18 14:31:29,064 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-11-18 14:31:29,064 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2018-11-18 14:31:29,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-18 14:31:29,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 14:31:29,064 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-18 14:31:29,064 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2018-11-18 14:31:29,065 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 14:31:29,065 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2018-11-18 14:31:29,065 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2018-11-18 14:31:29,065 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 14:31:29,065 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2018-11-18 14:31:29,065 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2018-11-18 14:31:29,065 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2018-11-18 14:31:29,066 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2018-11-18 14:31:29,066 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-18 14:31:29,066 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-18 14:31:29,066 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-18 14:31:29,066 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-18 14:31:29,066 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-18 14:31:29,066 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 14:31:29,066 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2018-11-18 14:31:29,066 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-18 14:31:29,067 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 14:31:29,067 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 14:31:29,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-18 14:31:29,762 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 14:31:29,762 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:31:29 BoogieIcfgContainer [2018-11-18 14:31:29,762 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 14:31:29,763 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 14:31:29,763 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 14:31:29,765 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 14:31:29,765 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 02:31:28" (1/3) ... [2018-11-18 14:31:29,766 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34b9ed3d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 02:31:29, skipping insertion in model container [2018-11-18 14:31:29,766 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:31:28" (2/3) ... [2018-11-18 14:31:29,766 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34b9ed3d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 02:31:29, skipping insertion in model container [2018-11-18 14:31:29,766 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:31:29" (3/3) ... [2018-11-18 14:31:29,767 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product52_true-unreach-call_false-termination.cil.c [2018-11-18 14:31:29,776 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 14:31:29,783 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 14:31:29,792 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 14:31:29,812 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 14:31:29,813 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 14:31:29,813 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 14:31:29,813 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 14:31:29,813 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 14:31:29,813 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 14:31:29,813 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 14:31:29,813 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 14:31:29,813 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 14:31:29,829 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states. [2018-11-18 14:31:29,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-18 14:31:29,836 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:31:29,837 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 14:31:29,839 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:31:29,843 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:31:29,843 INFO L82 PathProgramCache]: Analyzing trace with hash 271031234, now seen corresponding path program 1 times [2018-11-18 14:31:29,845 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:31:29,845 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:31:29,879 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:31:29,880 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:31:29,880 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:31:29,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:31:30,050 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 14:31:30,052 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:31:30,052 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 14:31:30,055 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 14:31:30,063 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 14:31:30,063 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 14:31:30,064 INFO L87 Difference]: Start difference. First operand 183 states. Second operand 2 states. [2018-11-18 14:31:30,088 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:31:30,088 INFO L93 Difference]: Finished difference Result 280 states and 345 transitions. [2018-11-18 14:31:30,088 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 14:31:30,089 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2018-11-18 14:31:30,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:31:30,097 INFO L225 Difference]: With dead ends: 280 [2018-11-18 14:31:30,097 INFO L226 Difference]: Without dead ends: 140 [2018-11-18 14:31:30,100 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 14:31:30,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2018-11-18 14:31:30,132 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 140. [2018-11-18 14:31:30,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 140 states. [2018-11-18 14:31:30,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 164 transitions. [2018-11-18 14:31:30,135 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 164 transitions. Word has length 46 [2018-11-18 14:31:30,135 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:31:30,135 INFO L480 AbstractCegarLoop]: Abstraction has 140 states and 164 transitions. [2018-11-18 14:31:30,136 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 14:31:30,136 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 164 transitions. [2018-11-18 14:31:30,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-18 14:31:30,137 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:31:30,137 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 14:31:30,138 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:31:30,138 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:31:30,138 INFO L82 PathProgramCache]: Analyzing trace with hash -1111425622, now seen corresponding path program 1 times [2018-11-18 14:31:30,138 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:31:30,138 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:31:30,139 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:31:30,139 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:31:30,139 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:31:30,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:31:30,232 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 14:31:30,232 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:31:30,232 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 14:31:30,234 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 14:31:30,234 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 14:31:30,235 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 14:31:30,235 INFO L87 Difference]: Start difference. First operand 140 states and 164 transitions. Second operand 3 states. [2018-11-18 14:31:30,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:31:30,256 INFO L93 Difference]: Finished difference Result 217 states and 253 transitions. [2018-11-18 14:31:30,256 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 14:31:30,257 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 48 [2018-11-18 14:31:30,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:31:30,258 INFO L225 Difference]: With dead ends: 217 [2018-11-18 14:31:30,258 INFO L226 Difference]: Without dead ends: 130 [2018-11-18 14:31:30,260 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 14:31:30,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2018-11-18 14:31:30,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 130. [2018-11-18 14:31:30,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 130 states. [2018-11-18 14:31:30,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 151 transitions. [2018-11-18 14:31:30,273 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 151 transitions. Word has length 48 [2018-11-18 14:31:30,273 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:31:30,273 INFO L480 AbstractCegarLoop]: Abstraction has 130 states and 151 transitions. [2018-11-18 14:31:30,273 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 14:31:30,274 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 151 transitions. [2018-11-18 14:31:30,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-18 14:31:30,275 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:31:30,275 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] [2018-11-18 14:31:30,275 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:31:30,276 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:31:30,276 INFO L82 PathProgramCache]: Analyzing trace with hash -143878860, now seen corresponding path program 1 times [2018-11-18 14:31:30,276 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:31:30,276 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:31:30,278 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:31:30,279 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:31:30,279 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:31:30,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:31:30,400 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 14:31:30,400 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:31:30,400 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 14:31:30,401 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 14:31:30,401 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 14:31:30,401 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-18 14:31:30,401 INFO L87 Difference]: Start difference. First operand 130 states and 151 transitions. Second operand 7 states. [2018-11-18 14:31:30,882 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:31:30,883 INFO L93 Difference]: Finished difference Result 393 states and 474 transitions. [2018-11-18 14:31:30,885 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 14:31:30,885 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 53 [2018-11-18 14:31:30,886 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:31:30,888 INFO L225 Difference]: With dead ends: 393 [2018-11-18 14:31:30,888 INFO L226 Difference]: Without dead ends: 287 [2018-11-18 14:31:30,890 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 14:31:30,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 287 states. [2018-11-18 14:31:30,919 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 287 to 275. [2018-11-18 14:31:30,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 275 states. [2018-11-18 14:31:30,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 275 states and 331 transitions. [2018-11-18 14:31:30,922 INFO L78 Accepts]: Start accepts. Automaton has 275 states and 331 transitions. Word has length 53 [2018-11-18 14:31:30,922 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:31:30,923 INFO L480 AbstractCegarLoop]: Abstraction has 275 states and 331 transitions. [2018-11-18 14:31:30,923 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 14:31:30,923 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 331 transitions. [2018-11-18 14:31:30,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-18 14:31:30,925 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:31:30,926 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 14:31:30,928 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:31:30,928 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:31:30,929 INFO L82 PathProgramCache]: Analyzing trace with hash -1892117476, now seen corresponding path program 1 times [2018-11-18 14:31:30,929 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:31:30,929 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:31:30,930 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:31:30,930 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:31:30,930 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:31:30,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:31:31,062 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 14:31:31,062 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:31:31,062 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-11-18 14:31:31,063 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-18 14:31:31,063 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-18 14:31:31,063 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-11-18 14:31:31,064 INFO L87 Difference]: Start difference. First operand 275 states and 331 transitions. Second operand 10 states. [2018-11-18 14:31:31,558 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:31:31,558 INFO L93 Difference]: Finished difference Result 980 states and 1272 transitions. [2018-11-18 14:31:31,558 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-11-18 14:31:31,558 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 58 [2018-11-18 14:31:31,559 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:31:31,562 INFO L225 Difference]: With dead ends: 980 [2018-11-18 14:31:31,562 INFO L226 Difference]: Without dead ends: 729 [2018-11-18 14:31:31,564 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 14:31:31,565 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 729 states. [2018-11-18 14:31:31,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 729 to 717. [2018-11-18 14:31:31,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 717 states. [2018-11-18 14:31:31,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 717 states and 897 transitions. [2018-11-18 14:31:31,627 INFO L78 Accepts]: Start accepts. Automaton has 717 states and 897 transitions. Word has length 58 [2018-11-18 14:31:31,627 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:31:31,627 INFO L480 AbstractCegarLoop]: Abstraction has 717 states and 897 transitions. [2018-11-18 14:31:31,627 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-18 14:31:31,627 INFO L276 IsEmpty]: Start isEmpty. Operand 717 states and 897 transitions. [2018-11-18 14:31:31,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-18 14:31:31,630 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:31:31,630 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 14:31:31,631 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:31:31,631 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:31:31,631 INFO L82 PathProgramCache]: Analyzing trace with hash -930788990, now seen corresponding path program 1 times [2018-11-18 14:31:31,631 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:31:31,631 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:31:31,632 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:31:31,632 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:31:31,632 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:31:31,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:31:31,712 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 14:31:31,712 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:31:31,712 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-18 14:31:31,713 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-18 14:31:31,713 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-18 14:31:31,713 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-18 14:31:31,713 INFO L87 Difference]: Start difference. First operand 717 states and 897 transitions. Second operand 4 states. [2018-11-18 14:31:32,033 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:31:32,033 INFO L93 Difference]: Finished difference Result 1818 states and 2478 transitions. [2018-11-18 14:31:32,034 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-18 14:31:32,034 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 62 [2018-11-18 14:31:32,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:31:32,039 INFO L225 Difference]: With dead ends: 1818 [2018-11-18 14:31:32,039 INFO L226 Difference]: Without dead ends: 1125 [2018-11-18 14:31:32,041 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 14:31:32,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1125 states. [2018-11-18 14:31:32,087 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1125 to 978. [2018-11-18 14:31:32,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 978 states. [2018-11-18 14:31:32,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 978 states to 978 states and 1229 transitions. [2018-11-18 14:31:32,091 INFO L78 Accepts]: Start accepts. Automaton has 978 states and 1229 transitions. Word has length 62 [2018-11-18 14:31:32,092 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:31:32,092 INFO L480 AbstractCegarLoop]: Abstraction has 978 states and 1229 transitions. [2018-11-18 14:31:32,092 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-18 14:31:32,092 INFO L276 IsEmpty]: Start isEmpty. Operand 978 states and 1229 transitions. [2018-11-18 14:31:32,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-18 14:31:32,095 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:31:32,095 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] [2018-11-18 14:31:32,095 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:31:32,095 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:31:32,095 INFO L82 PathProgramCache]: Analyzing trace with hash 530516200, now seen corresponding path program 1 times [2018-11-18 14:31:32,096 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:31:32,096 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:31:32,096 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:31:32,096 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:31:32,097 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:31:32,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:31:32,187 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 14:31:32,187 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:31:32,187 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_fb091c94-5294-4a07-a45a-1d18f743da72/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 14:31:32,207 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:31:32,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:31:32,281 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 14:31:32,370 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 22 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-18 14:31:32,387 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 14:31:32,388 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2018-11-18 14:31:32,388 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-11-18 14:31:32,388 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-11-18 14:31:32,388 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2018-11-18 14:31:32,389 INFO L87 Difference]: Start difference. First operand 978 states and 1229 transitions. Second operand 12 states. [2018-11-18 14:31:34,656 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:31:34,656 INFO L93 Difference]: Finished difference Result 2336 states and 3172 transitions. [2018-11-18 14:31:34,657 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2018-11-18 14:31:34,657 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 91 [2018-11-18 14:31:34,657 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:31:34,666 INFO L225 Difference]: With dead ends: 2336 [2018-11-18 14:31:34,666 INFO L226 Difference]: Without dead ends: 1631 [2018-11-18 14:31:34,670 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 158 GetRequests, 106 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 826 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=535, Invalid=2327, Unknown=0, NotChecked=0, Total=2862 [2018-11-18 14:31:34,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1631 states. [2018-11-18 14:31:34,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1631 to 1412. [2018-11-18 14:31:34,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1412 states. [2018-11-18 14:31:34,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1412 states to 1412 states and 1794 transitions. [2018-11-18 14:31:34,772 INFO L78 Accepts]: Start accepts. Automaton has 1412 states and 1794 transitions. Word has length 91 [2018-11-18 14:31:34,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:31:34,772 INFO L480 AbstractCegarLoop]: Abstraction has 1412 states and 1794 transitions. [2018-11-18 14:31:34,773 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-11-18 14:31:34,773 INFO L276 IsEmpty]: Start isEmpty. Operand 1412 states and 1794 transitions. [2018-11-18 14:31:34,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-18 14:31:34,776 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:31:34,777 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, 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 14:31:34,777 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:31:34,777 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:31:34,777 INFO L82 PathProgramCache]: Analyzing trace with hash 1595342066, now seen corresponding path program 1 times [2018-11-18 14:31:34,777 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:31:34,777 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:31:34,778 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:31:34,778 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:31:34,778 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:31:34,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:31:34,859 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 18 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 14:31:34,860 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:31:34,860 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_fb091c94-5294-4a07-a45a-1d18f743da72/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 14:31:34,872 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:31:34,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:31:34,974 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 14:31:35,016 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 14:31:35,045 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 14:31:35,045 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 6 [2018-11-18 14:31:35,045 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 14:31:35,046 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 14:31:35,046 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-18 14:31:35,046 INFO L87 Difference]: Start difference. First operand 1412 states and 1794 transitions. Second operand 6 states. [2018-11-18 14:31:35,147 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:31:35,147 INFO L93 Difference]: Finished difference Result 2840 states and 3709 transitions. [2018-11-18 14:31:35,148 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 14:31:35,148 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 136 [2018-11-18 14:31:35,149 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:31:35,157 INFO L225 Difference]: With dead ends: 2840 [2018-11-18 14:31:35,157 INFO L226 Difference]: Without dead ends: 1452 [2018-11-18 14:31:35,162 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 134 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 14:31:35,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1452 states. [2018-11-18 14:31:35,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1452 to 1452. [2018-11-18 14:31:35,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1452 states. [2018-11-18 14:31:35,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1452 states to 1452 states and 1838 transitions. [2018-11-18 14:31:35,262 INFO L78 Accepts]: Start accepts. Automaton has 1452 states and 1838 transitions. Word has length 136 [2018-11-18 14:31:35,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:31:35,262 INFO L480 AbstractCegarLoop]: Abstraction has 1452 states and 1838 transitions. [2018-11-18 14:31:35,262 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 14:31:35,262 INFO L276 IsEmpty]: Start isEmpty. Operand 1452 states and 1838 transitions. [2018-11-18 14:31:35,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-18 14:31:35,266 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:31:35,267 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, 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 14:31:35,267 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:31:35,267 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:31:35,267 INFO L82 PathProgramCache]: Analyzing trace with hash -823142412, now seen corresponding path program 1 times [2018-11-18 14:31:35,267 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:31:35,268 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:31:35,268 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:31:35,268 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:31:35,269 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:31:35,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:31:35,415 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 18 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 14:31:35,416 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:31:35,416 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_fb091c94-5294-4a07-a45a-1d18f743da72/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 14:31:35,427 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:31:35,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:31:35,527 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 14:31:35,580 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 14:31:35,607 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 14:31:35,607 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [8] total 11 [2018-11-18 14:31:35,607 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-11-18 14:31:35,608 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-11-18 14:31:35,608 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2018-11-18 14:31:35,608 INFO L87 Difference]: Start difference. First operand 1452 states and 1838 transitions. Second operand 11 states. [2018-11-18 14:31:35,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:31:35,711 INFO L93 Difference]: Finished difference Result 2713 states and 3520 transitions. [2018-11-18 14:31:35,711 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 14:31:35,712 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 136 [2018-11-18 14:31:35,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:31:35,717 INFO L225 Difference]: With dead ends: 2713 [2018-11-18 14:31:35,717 INFO L226 Difference]: Without dead ends: 1285 [2018-11-18 14:31:35,721 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 136 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 14:31:35,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1285 states. [2018-11-18 14:31:35,797 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1285 to 1285. [2018-11-18 14:31:35,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1285 states. [2018-11-18 14:31:35,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1285 states to 1285 states and 1612 transitions. [2018-11-18 14:31:35,803 INFO L78 Accepts]: Start accepts. Automaton has 1285 states and 1612 transitions. Word has length 136 [2018-11-18 14:31:35,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:31:35,803 INFO L480 AbstractCegarLoop]: Abstraction has 1285 states and 1612 transitions. [2018-11-18 14:31:35,803 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-11-18 14:31:35,803 INFO L276 IsEmpty]: Start isEmpty. Operand 1285 states and 1612 transitions. [2018-11-18 14:31:35,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-11-18 14:31:35,806 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:31:35,806 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, 1, 1, 1, 1, 1, 1] [2018-11-18 14:31:35,806 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:31:35,807 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:31:35,808 INFO L82 PathProgramCache]: Analyzing trace with hash -772604645, now seen corresponding path program 1 times [2018-11-18 14:31:35,808 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:31:35,808 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:31:35,809 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:31:35,809 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:31:35,809 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:31:35,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:31:35,957 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 19 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 14:31:35,958 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:31:35,958 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_fb091c94-5294-4a07-a45a-1d18f743da72/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 14:31:35,974 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:31:36,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:31:36,064 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 14:31:36,153 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 18 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:31:36,179 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 14:31:36,179 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9] total 14 [2018-11-18 14:31:36,179 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-11-18 14:31:36,180 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-11-18 14:31:36,180 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2018-11-18 14:31:36,180 INFO L87 Difference]: Start difference. First operand 1285 states and 1612 transitions. Second operand 14 states. [2018-11-18 14:31:37,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:31:37,749 INFO L93 Difference]: Finished difference Result 2916 states and 3963 transitions. [2018-11-18 14:31:37,749 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2018-11-18 14:31:37,749 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 140 [2018-11-18 14:31:37,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:31:37,758 INFO L225 Difference]: With dead ends: 2916 [2018-11-18 14:31:37,759 INFO L226 Difference]: Without dead ends: 1817 [2018-11-18 14:31:37,762 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 175 GetRequests, 144 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 14:31:37,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1817 states. [2018-11-18 14:31:37,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1817 to 1489. [2018-11-18 14:31:37,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1489 states. [2018-11-18 14:31:37,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1489 states to 1489 states and 1850 transitions. [2018-11-18 14:31:37,858 INFO L78 Accepts]: Start accepts. Automaton has 1489 states and 1850 transitions. Word has length 140 [2018-11-18 14:31:37,858 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:31:37,858 INFO L480 AbstractCegarLoop]: Abstraction has 1489 states and 1850 transitions. [2018-11-18 14:31:37,858 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-11-18 14:31:37,858 INFO L276 IsEmpty]: Start isEmpty. Operand 1489 states and 1850 transitions. [2018-11-18 14:31:37,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-11-18 14:31:37,863 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:31:37,863 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, 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 14:31:37,863 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:31:37,863 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:31:37,864 INFO L82 PathProgramCache]: Analyzing trace with hash -860441062, now seen corresponding path program 1 times [2018-11-18 14:31:37,864 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:31:37,864 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:31:37,864 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:31:37,865 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:31:37,865 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:31:37,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:31:37,986 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 43 proven. 8 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-11-18 14:31:37,986 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:31:37,986 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_fb091c94-5294-4a07-a45a-1d18f743da72/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 14:31:37,996 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:31:38,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:31:38,103 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 14:31:38,196 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-18 14:31:38,223 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 14:31:38,224 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [9] total 13 [2018-11-18 14:31:38,224 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-11-18 14:31:38,225 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-11-18 14:31:38,225 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2018-11-18 14:31:38,225 INFO L87 Difference]: Start difference. First operand 1489 states and 1850 transitions. Second operand 13 states. [2018-11-18 14:31:38,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:31:38,301 INFO L93 Difference]: Finished difference Result 1988 states and 2466 transitions. [2018-11-18 14:31:38,301 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-18 14:31:38,301 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 195 [2018-11-18 14:31:38,302 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:31:38,302 INFO L225 Difference]: With dead ends: 1988 [2018-11-18 14:31:38,302 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 14:31:38,306 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 206 GetRequests, 194 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2018-11-18 14:31:38,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 14:31:38,306 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 14:31:38,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 14:31:38,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 14:31:38,307 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 195 [2018-11-18 14:31:38,307 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:31:38,307 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 14:31:38,307 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-11-18 14:31:38,307 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 14:31:38,307 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 14:31:38,311 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 14:31:38,481 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:31:38,482 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:31:38,485 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:31:38,486 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:31:38,496 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:31:38,498 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:31:38,499 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:31:38,502 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:31:38,504 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:31:38,507 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:31:38,547 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:31:38,552 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:31:38,553 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:31:38,554 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:31:38,561 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:31:38,563 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:31:38,564 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:31:38,565 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:31:38,566 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:31:38,567 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:31:38,669 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:31:38,672 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:31:38,672 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:31:38,677 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:31:38,681 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:31:38,682 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:31:38,682 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:31:38,683 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:31:38,693 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:31:38,697 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:31:38,701 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:31:38,703 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:31:38,704 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:31:38,705 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:31:38,746 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:31:38,751 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:31:38,755 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:31:38,769 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:31:38,770 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:31:38,772 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:31:38,773 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:31:38,791 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:31:38,815 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:31:40,149 INFO L425 ceAbstractionStarter]: For program point L532(lines 532 536) no Hoare annotation was computed. [2018-11-18 14:31:40,149 INFO L425 ceAbstractionStarter]: For program point L532-1(lines 532 536) no Hoare annotation was computed. [2018-11-18 14:31:40,149 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 501 556) no Hoare annotation was computed. [2018-11-18 14:31:40,149 INFO L425 ceAbstractionStarter]: For program point L527(line 527) no Hoare annotation was computed. [2018-11-18 14:31:40,149 INFO L425 ceAbstractionStarter]: For program point L526-1(lines 526 547) no Hoare annotation was computed. [2018-11-18 14:31:40,149 INFO L425 ceAbstractionStarter]: For program point L526-3(lines 526 547) no Hoare annotation was computed. [2018-11-18 14:31:40,149 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 501 556) no Hoare annotation was computed. [2018-11-18 14:31:40,149 INFO L425 ceAbstractionStarter]: For program point L548(lines 525 549) no Hoare annotation was computed. [2018-11-18 14:31:40,150 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 501 556) no Hoare annotation was computed. [2018-11-18 14:31:40,150 INFO L425 ceAbstractionStarter]: For program point L609(lines 582 610) no Hoare annotation was computed. [2018-11-18 14:31:40,150 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 557 616) no Hoare annotation was computed. [2018-11-18 14:31:40,150 INFO L425 ceAbstractionStarter]: For program point L589(lines 589 593) no Hoare annotation was computed. [2018-11-18 14:31:40,150 INFO L425 ceAbstractionStarter]: For program point L589-1(lines 589 593) no Hoare annotation was computed. [2018-11-18 14:31:40,150 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 557 616) no Hoare annotation was computed. [2018-11-18 14:31:40,150 INFO L425 ceAbstractionStarter]: For program point L583-1(lines 583 608) no Hoare annotation was computed. [2018-11-18 14:31:40,150 INFO L425 ceAbstractionStarter]: For program point L583-3(lines 583 608) no Hoare annotation was computed. [2018-11-18 14:31:40,150 INFO L425 ceAbstractionStarter]: For program point L602(line 602) no Hoare annotation was computed. [2018-11-18 14:31:40,150 INFO L425 ceAbstractionStarter]: For program point L602-1(line 602) no Hoare annotation was computed. [2018-11-18 14:31:40,150 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 557 616) no Hoare annotation was computed. [2018-11-18 14:31:40,150 INFO L425 ceAbstractionStarter]: For program point L584(line 584) no Hoare annotation was computed. [2018-11-18 14:31:40,150 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 932 938) the Hoare annotation is: true [2018-11-18 14:31:40,150 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 932 938) no Hoare annotation was computed. [2018-11-18 14:31:40,150 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 939 947) no Hoare annotation was computed. [2018-11-18 14:31:40,150 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 939 947) the Hoare annotation is: true [2018-11-18 14:31:40,151 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 939 947) no Hoare annotation was computed. [2018-11-18 14:31:40,151 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 958 982) the Hoare annotation is: true [2018-11-18 14:31:40,151 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 958 982) no Hoare annotation was computed. [2018-11-18 14:31:40,151 INFO L421 ceAbstractionStarter]: At program point L972(line 972) 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 14:31:40,151 INFO L425 ceAbstractionStarter]: For program point L970(lines 970 976) no Hoare annotation was computed. [2018-11-18 14:31:40,151 INFO L421 ceAbstractionStarter]: At program point L968(line 968) 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 14:31:40,151 INFO L425 ceAbstractionStarter]: For program point L968-1(line 968) no Hoare annotation was computed. [2018-11-18 14:31:40,151 INFO L425 ceAbstractionStarter]: For program point L966(lines 966 979) no Hoare annotation was computed. [2018-11-18 14:31:40,151 INFO L425 ceAbstractionStarter]: For program point L966-1(lines 958 982) no Hoare annotation was computed. [2018-11-18 14:31:40,151 INFO L428 ceAbstractionStarter]: At program point L964(line 964) the Hoare annotation is: true [2018-11-18 14:31:40,151 INFO L425 ceAbstractionStarter]: For program point L964-1(line 964) no Hoare annotation was computed. [2018-11-18 14:31:40,151 INFO L421 ceAbstractionStarter]: At program point L897(line 897) 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 14:31:40,151 INFO L421 ceAbstractionStarter]: At program point L896(line 896) 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 14:31:40,152 INFO L421 ceAbstractionStarter]: At program point L896-1(line 896) 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 14:31:40,152 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 890 912) 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 14:31:40,152 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 890 912) no Hoare annotation was computed. [2018-11-18 14:31:40,152 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 890 912) no Hoare annotation was computed. [2018-11-18 14:31:40,152 INFO L421 ceAbstractionStarter]: At program point L902(line 902) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= main_~tmp~8 ~systemActive~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 14:31:40,152 INFO L421 ceAbstractionStarter]: At program point L902-1(line 902) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= main_~tmp~8 ~systemActive~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 14:31:40,152 INFO L425 ceAbstractionStarter]: For program point L900(lines 900 907) no Hoare annotation was computed. [2018-11-18 14:31:40,152 INFO L425 ceAbstractionStarter]: For program point L900-1(lines 900 907) no Hoare annotation was computed. [2018-11-18 14:31:40,152 INFO L425 ceAbstractionStarter]: For program point L898(line 898) no Hoare annotation was computed. [2018-11-18 14:31:40,152 INFO L425 ceAbstractionStarter]: For program point L864(line 864) no Hoare annotation was computed. [2018-11-18 14:31:40,153 INFO L425 ceAbstractionStarter]: For program point Specification2EXIT(lines 846 869) no Hoare annotation was computed. [2018-11-18 14:31:40,153 INFO L425 ceAbstractionStarter]: For program point L863(line 863) no Hoare annotation was computed. [2018-11-18 14:31:40,153 INFO L425 ceAbstractionStarter]: For program point L862(line 862) no Hoare annotation was computed. [2018-11-18 14:31:40,153 INFO L425 ceAbstractionStarter]: For program point L861(line 861) no Hoare annotation was computed. [2018-11-18 14:31:40,153 INFO L425 ceAbstractionStarter]: For program point Specification2ENTRY(lines 846 869) no Hoare annotation was computed. [2018-11-18 14:31:40,153 INFO L425 ceAbstractionStarter]: For program point L860(line 860) no Hoare annotation was computed. [2018-11-18 14:31:40,153 INFO L425 ceAbstractionStarter]: For program point Specification2FINAL(lines 846 869) no Hoare annotation was computed. [2018-11-18 14:31:40,153 INFO L425 ceAbstractionStarter]: For program point L859(line 859) no Hoare annotation was computed. [2018-11-18 14:31:40,153 INFO L425 ceAbstractionStarter]: For program point L858(line 858) no Hoare annotation was computed. [2018-11-18 14:31:40,153 INFO L425 ceAbstractionStarter]: For program point L857(line 857) no Hoare annotation was computed. [2018-11-18 14:31:40,153 INFO L425 ceAbstractionStarter]: For program point L856(line 856) no Hoare annotation was computed. [2018-11-18 14:31:40,153 INFO L425 ceAbstractionStarter]: For program point L855(line 855) no Hoare annotation was computed. [2018-11-18 14:31:40,153 INFO L425 ceAbstractionStarter]: For program point L854(line 854) no Hoare annotation was computed. [2018-11-18 14:31:40,153 INFO L425 ceAbstractionStarter]: For program point L853(line 853) no Hoare annotation was computed. [2018-11-18 14:31:40,154 INFO L425 ceAbstractionStarter]: For program point L852(line 852) no Hoare annotation was computed. [2018-11-18 14:31:40,154 INFO L425 ceAbstractionStarter]: For program point L851(line 851) no Hoare annotation was computed. [2018-11-18 14:31:40,154 INFO L425 ceAbstractionStarter]: For program point stopSystemEXIT(lines 355 369) no Hoare annotation was computed. [2018-11-18 14:31:40,154 INFO L421 ceAbstractionStarter]: At program point L361(line 361) 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 14:31:40,154 INFO L425 ceAbstractionStarter]: For program point L359(lines 359 365) no Hoare annotation was computed. [2018-11-18 14:31:40,154 INFO L421 ceAbstractionStarter]: At program point stopSystemENTRY(lines 355 369) 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 14:31:40,154 INFO L425 ceAbstractionStarter]: For program point stopSystemFINAL(lines 355 369) no Hoare annotation was computed. [2018-11-18 14:31:40,154 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 272 280) no Hoare annotation was computed. [2018-11-18 14:31:40,154 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 272 280) the Hoare annotation is: true [2018-11-18 14:31:40,154 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 272 280) no Hoare annotation was computed. [2018-11-18 14:31:40,154 INFO L428 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 336 354) the Hoare annotation is: true [2018-11-18 14:31:40,154 INFO L425 ceAbstractionStarter]: For program point L345(lines 345 349) no Hoare annotation was computed. [2018-11-18 14:31:40,154 INFO L428 ceAbstractionStarter]: At program point L343(line 343) the Hoare annotation is: true [2018-11-18 14:31:40,155 INFO L425 ceAbstractionStarter]: For program point L345-2(lines 345 349) no Hoare annotation was computed. [2018-11-18 14:31:40,155 INFO L425 ceAbstractionStarter]: For program point L343-1(line 343) no Hoare annotation was computed. [2018-11-18 14:31:40,155 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 336 354) no Hoare annotation was computed. [2018-11-18 14:31:40,155 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 336 354) no Hoare annotation was computed. [2018-11-18 14:31:40,155 INFO L425 ceAbstractionStarter]: For program point L288(lines 288 296) no Hoare annotation was computed. [2018-11-18 14:31:40,155 INFO L425 ceAbstractionStarter]: For program point L288-2(lines 288 296) no Hoare annotation was computed. [2018-11-18 14:31:40,155 INFO L425 ceAbstractionStarter]: For program point L311(line 311) no Hoare annotation was computed. [2018-11-18 14:31:40,155 INFO L425 ceAbstractionStarter]: For program point L311-1(line 311) no Hoare annotation was computed. [2018-11-18 14:31:40,155 INFO L425 ceAbstractionStarter]: For program point printPumpFINAL(lines 281 316) no Hoare annotation was computed. [2018-11-18 14:31:40,155 INFO L425 ceAbstractionStarter]: For program point L300(lines 300 308) no Hoare annotation was computed. [2018-11-18 14:31:40,155 INFO L425 ceAbstractionStarter]: For program point L300-2(lines 300 308) no Hoare annotation was computed. [2018-11-18 14:31:40,155 INFO L425 ceAbstractionStarter]: For program point printPumpENTRY(lines 281 316) no Hoare annotation was computed. [2018-11-18 14:31:40,155 INFO L425 ceAbstractionStarter]: For program point printPumpEXIT(lines 281 316) no Hoare annotation was computed. [2018-11-18 14:31:40,155 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 925 931) no Hoare annotation was computed. [2018-11-18 14:31:40,155 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 925 931) the Hoare annotation is: true [2018-11-18 14:31:40,155 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 455 500) no Hoare annotation was computed. [2018-11-18 14:31:40,155 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 455 500) no Hoare annotation was computed. [2018-11-18 14:31:40,155 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 455 500) no Hoare annotation was computed. [2018-11-18 14:31:40,155 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 768 813) no Hoare annotation was computed. [2018-11-18 14:31:40,155 INFO L425 ceAbstractionStarter]: For program point L788(lines 788 795) no Hoare annotation was computed. [2018-11-18 14:31:40,156 INFO L425 ceAbstractionStarter]: For program point L782(lines 782 802) no Hoare annotation was computed. [2018-11-18 14:31:40,156 INFO L425 ceAbstractionStarter]: For program point L782-1(lines 782 802) no Hoare annotation was computed. [2018-11-18 14:31:40,156 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 768 813) no Hoare annotation was computed. [2018-11-18 14:31:40,156 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 768 813) no Hoare annotation was computed. [2018-11-18 14:31:40,156 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 877 886) 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 14:31:40,156 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 877 886) no Hoare annotation was computed. [2018-11-18 14:31:40,156 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 877 886) no Hoare annotation was computed. [2018-11-18 14:31:40,156 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmENTRY(lines 261 271) no Hoare annotation was computed. [2018-11-18 14:31:40,156 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 261 271) no Hoare annotation was computed. [2018-11-18 14:31:40,156 INFO L425 ceAbstractionStarter]: For program point L266(line 266) no Hoare annotation was computed. [2018-11-18 14:31:40,156 INFO L425 ceAbstractionStarter]: For program point L266-1(line 266) no Hoare annotation was computed. [2018-11-18 14:31:40,156 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 261 271) no Hoare annotation was computed. [2018-11-18 14:31:40,156 INFO L421 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 253 260) the Hoare annotation is: (or (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~systemActive~0 0) (< ~waterLevel~0 1)) [2018-11-18 14:31:40,156 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 253 260) no Hoare annotation was computed. [2018-11-18 14:31:40,156 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 253 260) no Hoare annotation was computed. [2018-11-18 14:31:40,156 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 127 140) no Hoare annotation was computed. [2018-11-18 14:31:40,156 INFO L425 ceAbstractionStarter]: For program point L131(lines 131 137) no Hoare annotation was computed. [2018-11-18 14:31:40,156 INFO L428 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 127 140) the Hoare annotation is: true [2018-11-18 14:31:40,156 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 127 140) no Hoare annotation was computed. [2018-11-18 14:31:40,156 INFO L425 ceAbstractionStarter]: For program point L226-1(line 226) no Hoare annotation was computed. [2018-11-18 14:31:40,156 INFO L425 ceAbstractionStarter]: For program point L224(lines 224 241) no Hoare annotation was computed. [2018-11-18 14:31:40,156 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 220 244) no Hoare annotation was computed. [2018-11-18 14:31:40,157 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 220 244) the Hoare annotation is: (or (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~systemActive~0 0) (< ~waterLevel~0 1)) [2018-11-18 14:31:40,157 INFO L421 ceAbstractionStarter]: At program point L239(line 239) the Hoare annotation is: (or (= ~systemActive~0 0) (and (= 0 ~pumpRunning~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (< ~waterLevel~0 1)) [2018-11-18 14:31:40,157 INFO L425 ceAbstractionStarter]: For program point L239-1(lines 220 244) no Hoare annotation was computed. [2018-11-18 14:31:40,157 INFO L421 ceAbstractionStarter]: At program point L234(line 234) the Hoare annotation is: (or (= ~systemActive~0 0) (< ~waterLevel~0 1)) [2018-11-18 14:31:40,157 INFO L421 ceAbstractionStarter]: At program point L230(line 230) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (< ~waterLevel~0 1))) (and (or .cse0 .cse1 (and (= processEnvironment_~tmp~1 1) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1))) [2018-11-18 14:31:40,157 INFO L425 ceAbstractionStarter]: For program point L228(lines 228 236) no Hoare annotation was computed. [2018-11-18 14:31:40,157 INFO L421 ceAbstractionStarter]: At program point L226(line 226) 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 14:31:40,157 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 186 192) no Hoare annotation was computed. [2018-11-18 14:31:40,157 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 186 192) the Hoare annotation is: true [2018-11-18 14:31:40,157 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 380 447) 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 14:31:40,157 INFO L421 ceAbstractionStarter]: At program point L440(lines 389 441) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 14:31:40,158 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 380 447) no Hoare annotation was computed. [2018-11-18 14:31:40,158 INFO L421 ceAbstractionStarter]: At program point L430(line 430) 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 14:31:40,158 INFO L425 ceAbstractionStarter]: For program point L428(lines 428 434) no Hoare annotation was computed. [2018-11-18 14:31:40,158 INFO L421 ceAbstractionStarter]: At program point L428-1(lines 420 435) 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 14:31:40,158 INFO L425 ceAbstractionStarter]: For program point L391(lines 390 439) no Hoare annotation was computed. [2018-11-18 14:31:40,158 INFO L421 ceAbstractionStarter]: At program point L422(line 422) 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)) (and (<= 2 ~waterLevel~0) .cse0) (not (= |old(~waterLevel~0)| 1)))) [2018-11-18 14:31:40,158 INFO L425 ceAbstractionStarter]: For program point L420(lines 420 435) no Hoare annotation was computed. [2018-11-18 14:31:40,158 INFO L421 ceAbstractionStarter]: At program point L412(line 412) 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 14:31:40,158 INFO L425 ceAbstractionStarter]: For program point L410(lines 410 416) no Hoare annotation was computed. [2018-11-18 14:31:40,158 INFO L425 ceAbstractionStarter]: For program point L410-1(lines 410 416) no Hoare annotation was computed. [2018-11-18 14:31:40,158 INFO L421 ceAbstractionStarter]: At program point L437(lines 390 439) 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 14:31:40,158 INFO L421 ceAbstractionStarter]: At program point L402(line 402) 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 14:31:40,158 INFO L425 ceAbstractionStarter]: For program point L400(lines 400 406) no Hoare annotation was computed. [2018-11-18 14:31:40,158 INFO L425 ceAbstractionStarter]: For program point L400-1(lines 400 406) no Hoare annotation was computed. [2018-11-18 14:31:40,158 INFO L425 ceAbstractionStarter]: For program point L392(lines 392 396) no Hoare annotation was computed. [2018-11-18 14:31:40,158 INFO L425 ceAbstractionStarter]: For program point L390-1(lines 390 439) no Hoare annotation was computed. [2018-11-18 14:31:40,158 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 380 447) no Hoare annotation was computed. [2018-11-18 14:31:40,158 INFO L425 ceAbstractionStarter]: For program point L736(lines 736 756) no Hoare annotation was computed. [2018-11-18 14:31:40,158 INFO L425 ceAbstractionStarter]: For program point L736-1(lines 736 756) no Hoare annotation was computed. [2018-11-18 14:31:40,158 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 722 767) no Hoare annotation was computed. [2018-11-18 14:31:40,158 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 722 767) no Hoare annotation was computed. [2018-11-18 14:31:40,159 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 722 767) no Hoare annotation was computed. [2018-11-18 14:31:40,159 INFO L425 ceAbstractionStarter]: For program point L742(lines 742 749) no Hoare annotation was computed. [2018-11-18 14:31:40,159 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 141 149) no Hoare annotation was computed. [2018-11-18 14:31:40,159 INFO L428 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 141 149) the Hoare annotation is: true [2018-11-18 14:31:40,159 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 141 149) no Hoare annotation was computed. [2018-11-18 14:31:40,159 INFO L425 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 95 117) no Hoare annotation was computed. [2018-11-18 14:31:40,159 INFO L425 ceAbstractionStarter]: For program point L103(lines 103 111) no Hoare annotation was computed. [2018-11-18 14:31:40,159 INFO L425 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 95 117) no Hoare annotation was computed. [2018-11-18 14:31:40,159 INFO L425 ceAbstractionStarter]: For program point L103-2(lines 103 111) no Hoare annotation was computed. [2018-11-18 14:31:40,159 INFO L425 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 95 117) no Hoare annotation was computed. [2018-11-18 14:31:40,159 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 619 721) no Hoare annotation was computed. [2018-11-18 14:31:40,159 INFO L425 ceAbstractionStarter]: For program point L669(lines 668 688) no Hoare annotation was computed. [2018-11-18 14:31:40,159 INFO L425 ceAbstractionStarter]: For program point L700(line 700) no Hoare annotation was computed. [2018-11-18 14:31:40,159 INFO L425 ceAbstractionStarter]: For program point L700-1(line 700) no Hoare annotation was computed. [2018-11-18 14:31:40,159 INFO L425 ceAbstractionStarter]: For program point L665(lines 665 706) no Hoare annotation was computed. [2018-11-18 14:31:40,159 INFO L425 ceAbstractionStarter]: For program point L684(line 684) no Hoare annotation was computed. [2018-11-18 14:31:40,159 INFO L425 ceAbstractionStarter]: For program point L684-1(line 684) no Hoare annotation was computed. [2018-11-18 14:31:40,159 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 619 721) no Hoare annotation was computed. [2018-11-18 14:31:40,159 INFO L425 ceAbstractionStarter]: For program point L643(lines 643 647) no Hoare annotation was computed. [2018-11-18 14:31:40,159 INFO L425 ceAbstractionStarter]: For program point L707(lines 707 718) no Hoare annotation was computed. [2018-11-18 14:31:40,159 INFO L425 ceAbstractionStarter]: For program point L670(lines 670 674) no Hoare annotation was computed. [2018-11-18 14:31:40,159 INFO L425 ceAbstractionStarter]: For program point L668-1(lines 668 688) no Hoare annotation was computed. [2018-11-18 14:31:40,159 INFO L425 ceAbstractionStarter]: For program point L668-3(lines 668 688) no Hoare annotation was computed. [2018-11-18 14:31:40,159 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 619 721) no Hoare annotation was computed. [2018-11-18 14:31:40,159 INFO L425 ceAbstractionStarter]: For program point L689(lines 667 690) no Hoare annotation was computed. [2018-11-18 14:31:40,160 INFO L425 ceAbstractionStarter]: For program point L648(lines 648 664) no Hoare annotation was computed. [2018-11-18 14:31:40,160 INFO L425 ceAbstractionStarter]: For program point L708(lines 708 715) no Hoare annotation was computed. [2018-11-18 14:31:40,160 INFO L425 ceAbstractionStarter]: For program point select_oneENTRY(lines 915 924) no Hoare annotation was computed. [2018-11-18 14:31:40,160 INFO L425 ceAbstractionStarter]: For program point select_oneFINAL(lines 915 924) no Hoare annotation was computed. [2018-11-18 14:31:40,160 INFO L425 ceAbstractionStarter]: For program point select_oneEXIT(lines 915 924) no Hoare annotation was computed. [2018-11-18 14:31:40,160 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 14:31:40,160 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 14:31:40,160 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 14:31:40,160 INFO L425 ceAbstractionStarter]: For program point activatePumpFINAL(lines 245 252) no Hoare annotation was computed. [2018-11-18 14:31:40,160 INFO L425 ceAbstractionStarter]: For program point activatePumpEXIT(lines 245 252) no Hoare annotation was computed. [2018-11-18 14:31:40,160 INFO L421 ceAbstractionStarter]: At program point activatePumpENTRY(lines 245 252) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (< ~waterLevel~0 2) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-18 14:31:40,160 INFO L428 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 118 126) the Hoare annotation is: true [2018-11-18 14:31:40,160 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 118 126) no Hoare annotation was computed. [2018-11-18 14:31:40,160 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 118 126) no Hoare annotation was computed. [2018-11-18 14:31:40,160 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 317 335) no Hoare annotation was computed. [2018-11-18 14:31:40,160 INFO L425 ceAbstractionStarter]: For program point L326(lines 326 330) no Hoare annotation was computed. [2018-11-18 14:31:40,160 INFO L428 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 317 335) the Hoare annotation is: true [2018-11-18 14:31:40,160 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 317 335) no Hoare annotation was computed. [2018-11-18 14:31:40,160 INFO L428 ceAbstractionStarter]: At program point L324(line 324) the Hoare annotation is: true [2018-11-18 14:31:40,160 INFO L425 ceAbstractionStarter]: For program point L326-2(lines 326 330) no Hoare annotation was computed. [2018-11-18 14:31:40,160 INFO L425 ceAbstractionStarter]: For program point L324-1(line 324) no Hoare annotation was computed. [2018-11-18 14:31:40,160 INFO L425 ceAbstractionStarter]: For program point L78-1(lines 74 85) no Hoare annotation was computed. [2018-11-18 14:31:40,160 INFO L428 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 74 85) the Hoare annotation is: true [2018-11-18 14:31:40,161 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 74 85) no Hoare annotation was computed. [2018-11-18 14:31:40,161 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2018-11-18 14:31:40,161 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2018-11-18 14:31:40,161 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2018-11-18 14:31:40,161 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalENTRY(lines 86 94) no Hoare annotation was computed. [2018-11-18 14:31:40,161 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 86 94) no Hoare annotation was computed. [2018-11-18 14:31:40,161 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 86 94) no Hoare annotation was computed. [2018-11-18 14:31:40,161 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 162 185) 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 14:31:40,161 INFO L421 ceAbstractionStarter]: At program point L175(line 175) 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 14:31:40,161 INFO L421 ceAbstractionStarter]: At program point L173(lines 173 179) 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 14:31:40,161 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 162 185) no Hoare annotation was computed. [2018-11-18 14:31:40,161 INFO L421 ceAbstractionStarter]: At program point L168(line 168) 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 14:31:40,161 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 162 185) no Hoare annotation was computed. [2018-11-18 14:31:40,161 INFO L425 ceAbstractionStarter]: For program point L166(lines 165 184) no Hoare annotation was computed. [2018-11-18 14:31:40,161 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 816 845) no Hoare annotation was computed. [2018-11-18 14:31:40,161 INFO L425 ceAbstractionStarter]: For program point L830(lines 830 834) no Hoare annotation was computed. [2018-11-18 14:31:40,161 INFO L428 ceAbstractionStarter]: At program point L830-1(lines 830 834) the Hoare annotation is: true [2018-11-18 14:31:40,161 INFO L425 ceAbstractionStarter]: For program point L826-1(lines 826 840) no Hoare annotation was computed. [2018-11-18 14:31:40,161 INFO L428 ceAbstractionStarter]: At program point L826-3(lines 826 840) the Hoare annotation is: true [2018-11-18 14:31:40,161 INFO L428 ceAbstractionStarter]: At program point L822(line 822) the Hoare annotation is: true [2018-11-18 14:31:40,161 INFO L425 ceAbstractionStarter]: For program point L822-1(line 822) no Hoare annotation was computed. [2018-11-18 14:31:40,162 INFO L428 ceAbstractionStarter]: At program point L841(lines 816 845) the Hoare annotation is: true [2018-11-18 14:31:40,162 INFO L425 ceAbstractionStarter]: For program point L837(line 837) no Hoare annotation was computed. [2018-11-18 14:31:40,162 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 816 845) the Hoare annotation is: true [2018-11-18 14:31:40,162 INFO L425 ceAbstractionStarter]: For program point L827(line 827) no Hoare annotation was computed. [2018-11-18 14:31:40,162 INFO L421 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 50 61) the Hoare annotation is: (or (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 0) (< |old(~waterLevel~0)| 2)) [2018-11-18 14:31:40,162 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 50 61) no Hoare annotation was computed. [2018-11-18 14:31:40,162 INFO L425 ceAbstractionStarter]: For program point L54-1(lines 50 61) no Hoare annotation was computed. [2018-11-18 14:31:40,162 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 870 876) no Hoare annotation was computed. [2018-11-18 14:31:40,162 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 870 876) the Hoare annotation is: true [2018-11-18 14:31:40,162 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 14:31:40,162 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 14:31:40,162 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 14:31:40,162 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 14:31:40,162 INFO L425 ceAbstractionStarter]: For program point startSystemEXIT(lines 370 377) no Hoare annotation was computed. [2018-11-18 14:31:40,162 INFO L428 ceAbstractionStarter]: At program point startSystemENTRY(lines 370 377) the Hoare annotation is: true [2018-11-18 14:31:40,162 INFO L425 ceAbstractionStarter]: For program point startSystemFINAL(lines 370 377) no Hoare annotation was computed. [2018-11-18 14:31:40,162 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 194 218) 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 14:31:40,162 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 194 218) no Hoare annotation was computed. [2018-11-18 14:31:40,162 INFO L421 ceAbstractionStarter]: At program point L213(line 213) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (< ~waterLevel~0 1)) [2018-11-18 14:31:40,162 INFO L425 ceAbstractionStarter]: For program point L213-1(lines 194 218) no Hoare annotation was computed. [2018-11-18 14:31:40,162 INFO L421 ceAbstractionStarter]: At program point L208(line 208) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse2 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)))) (and (or .cse0 .cse1 (not (= ~waterLevel~0 1)) .cse2) (or (or .cse0 .cse1) .cse2 (< ~waterLevel~0 2)))) [2018-11-18 14:31:40,162 INFO L421 ceAbstractionStarter]: At program point L204(line 204) 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 14:31:40,163 INFO L425 ceAbstractionStarter]: For program point L202(lines 202 210) no Hoare annotation was computed. [2018-11-18 14:31:40,163 INFO L421 ceAbstractionStarter]: At program point L200(line 200) 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 14:31:40,163 INFO L425 ceAbstractionStarter]: For program point L200-1(line 200) no Hoare annotation was computed. [2018-11-18 14:31:40,163 INFO L425 ceAbstractionStarter]: For program point L198(lines 198 215) no Hoare annotation was computed. [2018-11-18 14:31:40,163 INFO L425 ceAbstractionStarter]: For program point L66-1(lines 62 73) no Hoare annotation was computed. [2018-11-18 14:31:40,163 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 62 73) no Hoare annotation was computed. [2018-11-18 14:31:40,163 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 62 73) 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 14:31:40,163 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 949 956) no Hoare annotation was computed. [2018-11-18 14:31:40,163 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 949 956) the Hoare annotation is: true [2018-11-18 14:31:40,163 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 949 956) no Hoare annotation was computed. [2018-11-18 14:31:40,163 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 953) no Hoare annotation was computed. [2018-11-18 14:31:40,175 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 02:31:40 BoogieIcfgContainer [2018-11-18 14:31:40,176 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 14:31:40,176 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 14:31:40,176 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 14:31:40,176 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 14:31:40,177 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:31:29" (3/4) ... [2018-11-18 14:31:40,180 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 14:31:40,186 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_free [2018-11-18 14:31:40,186 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_reset [2018-11-18 14:31:40,186 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-18 14:31:40,186 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-18 14:31:40,186 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification4_spec__1 [2018-11-18 14:31:40,186 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 14:31:40,186 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure Specification2 [2018-11-18 14:31:40,186 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-11-18 14:31:40,186 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-18 14:31:40,186 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-18 14:31:40,187 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printPump [2018-11-18 14:31:40,187 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-18 14:31:40,187 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_set [2018-11-18 14:31:40,187 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_argtype [2018-11-18 14:31:40,187 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-18 14:31:40,187 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-18 14:31:40,187 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-18 14:31:40,187 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-18 14:31:40,187 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-18 14:31:40,187 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-18 14:31:40,187 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-18 14:31:40,187 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_arg [2018-11-18 14:31:40,187 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-18 14:31:40,188 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 14:31:40,188 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printEnvironment [2018-11-18 14:31:40,188 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__error_stack_mgt [2018-11-18 14:31:40,188 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_one [2018-11-18 14:31:40,188 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-18 14:31:40,188 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~X~int~TO~int [2018-11-18 14:31:40,188 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-18 14:31:40,188 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-18 14:31:40,188 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-18 14:31:40,188 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-18 14:31:40,188 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-18 14:31:40,188 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-18 14:31:40,188 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-18 14:31:40,189 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-18 14:31:40,189 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 14:31:40,189 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-11-18 14:31:40,189 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-18 14:31:40,189 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-18 14:31:40,197 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 40 nodes and edges [2018-11-18 14:31:40,197 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-11-18 14:31:40,198 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-18 14:31:40,219 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 14:31:40,219 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) [2018-11-18 14:31:40,261 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_fb091c94-5294-4a07-a45a-1d18f743da72/bin-2019/uautomizer/witness.graphml [2018-11-18 14:31:40,261 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 14:31:40,262 INFO L168 Benchmark]: Toolchain (without parser) took 11700.99 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 438.8 MB). Free memory was 956.6 MB in the beginning and 1.0 GB in the end (delta: -61.4 MB). Peak memory consumption was 377.4 MB. Max. memory is 11.5 GB. [2018-11-18 14:31:40,263 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 14:31:40,263 INFO L168 Benchmark]: CACSL2BoogieTranslator took 381.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 164.6 MB). Free memory was 956.6 MB in the beginning and 1.2 GB in the end (delta: -195.3 MB). Peak memory consumption was 35.7 MB. Max. memory is 11.5 GB. [2018-11-18 14:31:40,263 INFO L168 Benchmark]: Boogie Preprocessor took 65.90 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-18 14:31:40,263 INFO L168 Benchmark]: RCFGBuilder took 753.38 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 90.0 MB). Peak memory consumption was 90.0 MB. Max. memory is 11.5 GB. [2018-11-18 14:31:40,264 INFO L168 Benchmark]: TraceAbstraction took 10412.78 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 274.2 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 29.5 MB). Peak memory consumption was 501.5 MB. Max. memory is 11.5 GB. [2018-11-18 14:31:40,264 INFO L168 Benchmark]: Witness Printer took 85.02 ms. Allocated memory is still 1.5 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 11.0 MB). Peak memory consumption was 11.0 MB. Max. memory is 11.5 GB. [2018-11-18 14:31:40,265 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 381.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 164.6 MB). Free memory was 956.6 MB in the beginning and 1.2 GB in the end (delta: -195.3 MB). Peak memory consumption was 35.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 65.90 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 753.38 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 90.0 MB). Peak memory consumption was 90.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 10412.78 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 274.2 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 29.5 MB). Peak memory consumption was 501.5 MB. Max. memory is 11.5 GB. * Witness Printer took 85.02 ms. Allocated memory is still 1.5 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 11.0 MB). Peak memory consumption was 11.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 953]: 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: 389]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 826]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 816]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 390]: 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 42 procedures, 250 locations, 1 error locations. SAFE Result, 10.3s OverallTime, 10 OverallIterations, 3 TraceHistogramMax, 5.5s AutomataDifference, 0.0s DeadEndRemovalTime, 1.8s HoareAnnotationTime, HoareTripleCheckerStatistics: 1753 SDtfs, 2232 SDslu, 5683 SDs, 0 SdLazy, 5407 SolverSat, 1391 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 878 GetRequests, 736 SyntacticMatches, 4 SemanticMatches, 138 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1085 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1489occurred 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: 0.5s AutomataMinimizationTime, 10 MinimizatonAttempts, 718 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 63 LocationsWithAnnotation, 3214 PreInvPairs, 3325 NumberOfFragments, 1012 HoareAnnotationTreeSize, 3214 FomulaSimplifications, 10378 FormulaSimplificationTreeSizeReduction, 0.5s HoareSimplificationTime, 63 FomulaSimplificationsInter, 9487 FormulaSimplificationTreeSizeReductionInter, 1.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 1663 NumberOfCodeBlocks, 1663 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 1648 ConstructedInterpolants, 0 QuantifiedInterpolants, 302261 SizeOfPredicates, 14 NumberOfNonLiveVariables, 3789 ConjunctsInSsa, 48 ConjunctsInUnsatCore, 15 InterpolantComputations, 8 PerfectInterpolantSequences, 423/460 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...