./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product46_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_21d2538e-b0ac-4ace-b04e-72c73c29a9d8/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_21d2538e-b0ac-4ace-b04e-72c73c29a9d8/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_21d2538e-b0ac-4ace-b04e-72c73c29a9d8/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_21d2538e-b0ac-4ace-b04e-72c73c29a9d8/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product46_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_21d2538e-b0ac-4ace-b04e-72c73c29a9d8/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_21d2538e-b0ac-4ace-b04e-72c73c29a9d8/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 e7c5f28f8e853ca099a40c34c7e85dac8d6464b4 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-08 22:12:43,896 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 22:12:43,897 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 22:12:43,903 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 22:12:43,903 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 22:12:43,904 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 22:12:43,905 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 22:12:43,906 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 22:12:43,907 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 22:12:43,907 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 22:12:43,908 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 22:12:43,908 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 22:12:43,908 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 22:12:43,909 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 22:12:43,910 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 22:12:43,910 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 22:12:43,910 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 22:12:43,912 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 22:12:43,913 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 22:12:43,913 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 22:12:43,914 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 22:12:43,915 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 22:12:43,916 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 22:12:43,916 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 22:12:43,916 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 22:12:43,917 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 22:12:43,917 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 22:12:43,918 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 22:12:43,918 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 22:12:43,919 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 22:12:43,919 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 22:12:43,920 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 22:12:43,920 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 22:12:43,920 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 22:12:43,921 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 22:12:43,921 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 22:12:43,921 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_21d2538e-b0ac-4ace-b04e-72c73c29a9d8/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-08 22:12:43,928 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 22:12:43,929 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 22:12:43,929 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 22:12:43,929 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-08 22:12:43,930 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 22:12:43,930 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 22:12:43,930 INFO L133 SettingsManager]: * Use SBE=true [2018-12-08 22:12:43,930 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 22:12:43,930 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 22:12:43,930 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 22:12:43,930 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 22:12:43,930 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 22:12:43,931 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 22:12:43,931 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 22:12:43,931 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 22:12:43,931 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 22:12:43,931 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 22:12:43,931 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 22:12:43,931 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 22:12:43,932 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 22:12:43,932 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-08 22:12:43,932 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 22:12:43,932 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-08 22:12:43,932 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-08 22:12:43,932 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 22:12:43,932 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 22:12:43,932 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 22:12:43,933 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-08 22:12:43,933 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 22:12:43,933 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 22:12:43,933 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_21d2538e-b0ac-4ace-b04e-72c73c29a9d8/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 -> e7c5f28f8e853ca099a40c34c7e85dac8d6464b4 [2018-12-08 22:12:43,951 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 22:12:43,958 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 22:12:43,960 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 22:12:43,961 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 22:12:43,961 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 22:12:43,961 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_21d2538e-b0ac-4ace-b04e-72c73c29a9d8/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec1_product46_true-unreach-call_false-termination.cil.c [2018-12-08 22:12:43,999 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_21d2538e-b0ac-4ace-b04e-72c73c29a9d8/bin-2019/uautomizer/data/b88148160/21b54da5da7c4084926afcc290bac99d/FLAG57aaabeac [2018-12-08 22:12:44,459 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 22:12:44,459 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_21d2538e-b0ac-4ace-b04e-72c73c29a9d8/sv-benchmarks/c/product-lines/minepump_spec1_product46_true-unreach-call_false-termination.cil.c [2018-12-08 22:12:44,465 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_21d2538e-b0ac-4ace-b04e-72c73c29a9d8/bin-2019/uautomizer/data/b88148160/21b54da5da7c4084926afcc290bac99d/FLAG57aaabeac [2018-12-08 22:12:44,473 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_21d2538e-b0ac-4ace-b04e-72c73c29a9d8/bin-2019/uautomizer/data/b88148160/21b54da5da7c4084926afcc290bac99d [2018-12-08 22:12:44,475 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 22:12:44,476 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 22:12:44,476 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 22:12:44,476 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 22:12:44,478 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 22:12:44,479 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 10:12:44" (1/1) ... [2018-12-08 22:12:44,480 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42d622ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:12:44, skipping insertion in model container [2018-12-08 22:12:44,480 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 10:12:44" (1/1) ... [2018-12-08 22:12:44,485 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 22:12:44,504 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 22:12:44,651 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 22:12:44,696 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 22:12:44,738 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 22:12:44,753 INFO L195 MainTranslator]: Completed translation [2018-12-08 22:12:44,754 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:12:44 WrapperNode [2018-12-08 22:12:44,754 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 22:12:44,754 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 22:12:44,754 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 22:12:44,754 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 22:12:44,760 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:12:44" (1/1) ... [2018-12-08 22:12:44,769 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:12:44" (1/1) ... [2018-12-08 22:12:44,775 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 22:12:44,775 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 22:12:44,775 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 22:12:44,775 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 22:12:44,781 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:12:44" (1/1) ... [2018-12-08 22:12:44,782 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:12:44" (1/1) ... [2018-12-08 22:12:44,784 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:12:44" (1/1) ... [2018-12-08 22:12:44,784 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:12:44" (1/1) ... [2018-12-08 22:12:44,790 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:12:44" (1/1) ... [2018-12-08 22:12:44,795 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:12:44" (1/1) ... [2018-12-08 22:12:44,796 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:12:44" (1/1) ... [2018-12-08 22:12:44,798 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 22:12:44,798 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 22:12:44,799 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 22:12:44,799 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 22:12:44,799 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:12:44" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_21d2538e-b0ac-4ace-b04e-72c73c29a9d8/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 [2018-12-08 22:12:44,835 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-12-08 22:12:44,835 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-12-08 22:12:44,835 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-08 22:12:44,836 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-08 22:12:44,836 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 22:12:44,836 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-12-08 22:12:44,836 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-12-08 22:12:44,836 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-12-08 22:12:44,836 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-12-08 22:12:44,836 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-12-08 22:12:44,836 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-12-08 22:12:44,836 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-08 22:12:44,836 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-08 22:12:44,836 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-12-08 22:12:44,836 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-12-08 22:12:44,836 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-12-08 22:12:44,837 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-12-08 22:12:44,837 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-12-08 22:12:44,837 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-12-08 22:12:44,837 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-08 22:12:44,837 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-08 22:12:44,837 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-08 22:12:44,837 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-08 22:12:44,837 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-08 22:12:44,837 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-08 22:12:44,837 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-12-08 22:12:44,837 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-12-08 22:12:44,837 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-12-08 22:12:44,838 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-12-08 22:12:44,838 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-08 22:12:44,838 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-08 22:12:44,838 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-12-08 22:12:44,838 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-12-08 22:12:44,838 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-12-08 22:12:44,838 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-12-08 22:12:44,838 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-12-08 22:12:44,838 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-12-08 22:12:44,838 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-12-08 22:12:44,838 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-12-08 22:12:44,838 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-12-08 22:12:44,839 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-12-08 22:12:44,839 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-12-08 22:12:44,839 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-12-08 22:12:44,839 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-08 22:12:44,839 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-08 22:12:44,839 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2018-12-08 22:12:44,839 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2018-12-08 22:12:44,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-08 22:12:44,839 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-08 22:12:44,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-08 22:12:44,839 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-08 22:12:44,840 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-08 22:12:44,840 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-12-08 22:12:44,840 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-12-08 22:12:44,840 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 22:12:44,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 22:12:44,840 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2018-12-08 22:12:44,840 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2018-12-08 22:12:45,128 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 22:12:45,128 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-12-08 22:12:45,129 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 10:12:45 BoogieIcfgContainer [2018-12-08 22:12:45,129 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 22:12:45,129 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-08 22:12:45,129 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-08 22:12:45,131 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-08 22:12:45,131 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.12 10:12:44" (1/3) ... [2018-12-08 22:12:45,132 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a8dadae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 10:12:45, skipping insertion in model container [2018-12-08 22:12:45,132 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:12:44" (2/3) ... [2018-12-08 22:12:45,132 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a8dadae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 10:12:45, skipping insertion in model container [2018-12-08 22:12:45,132 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 10:12:45" (3/3) ... [2018-12-08 22:12:45,133 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product46_true-unreach-call_false-termination.cil.c [2018-12-08 22:12:45,139 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-08 22:12:45,144 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-08 22:12:45,153 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-08 22:12:45,172 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-08 22:12:45,172 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-08 22:12:45,172 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-08 22:12:45,172 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-08 22:12:45,172 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-08 22:12:45,172 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-08 22:12:45,172 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-08 22:12:45,173 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-08 22:12:45,173 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-08 22:12:45,185 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states. [2018-12-08 22:12:45,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-08 22:12:45,189 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 22:12:45,190 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 22:12:45,192 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 22:12:45,195 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 22:12:45,195 INFO L82 PathProgramCache]: Analyzing trace with hash -462838774, now seen corresponding path program 1 times [2018-12-08 22:12:45,196 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 22:12:45,196 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 22:12:45,225 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 22:12:45,226 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 22:12:45,226 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 22:12:45,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 22:12:45,335 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 22:12:45,337 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 22:12:45,337 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-08 22:12:45,339 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-08 22:12:45,346 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-08 22:12:45,347 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-08 22:12:45,348 INFO L87 Difference]: Start difference. First operand 147 states. Second operand 2 states. [2018-12-08 22:12:45,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 22:12:45,372 INFO L93 Difference]: Finished difference Result 268 states and 333 transitions. [2018-12-08 22:12:45,372 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-08 22:12:45,373 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2018-12-08 22:12:45,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 22:12:45,380 INFO L225 Difference]: With dead ends: 268 [2018-12-08 22:12:45,380 INFO L226 Difference]: Without dead ends: 134 [2018-12-08 22:12:45,382 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-08 22:12:45,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2018-12-08 22:12:45,410 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 134. [2018-12-08 22:12:45,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 134 states. [2018-12-08 22:12:45,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 158 transitions. [2018-12-08 22:12:45,413 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 158 transitions. Word has length 46 [2018-12-08 22:12:45,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 22:12:45,413 INFO L480 AbstractCegarLoop]: Abstraction has 134 states and 158 transitions. [2018-12-08 22:12:45,413 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-08 22:12:45,414 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 158 transitions. [2018-12-08 22:12:45,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-08 22:12:45,415 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 22:12:45,415 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 22:12:45,415 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 22:12:45,416 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 22:12:45,416 INFO L82 PathProgramCache]: Analyzing trace with hash 2015304629, now seen corresponding path program 1 times [2018-12-08 22:12:45,416 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 22:12:45,416 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 22:12:45,416 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 22:12:45,417 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 22:12:45,417 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 22:12:45,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 22:12:45,469 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 22:12:45,469 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 22:12:45,469 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-08 22:12:45,470 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-08 22:12:45,470 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-08 22:12:45,470 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-08 22:12:45,471 INFO L87 Difference]: Start difference. First operand 134 states and 158 transitions. Second operand 3 states. [2018-12-08 22:12:45,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 22:12:45,484 INFO L93 Difference]: Finished difference Result 213 states and 251 transitions. [2018-12-08 22:12:45,484 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-08 22:12:45,484 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2018-12-08 22:12:45,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 22:12:45,485 INFO L225 Difference]: With dead ends: 213 [2018-12-08 22:12:45,485 INFO L226 Difference]: Without dead ends: 125 [2018-12-08 22:12:45,486 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-08 22:12:45,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2018-12-08 22:12:45,493 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 125. [2018-12-08 22:12:45,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 125 states. [2018-12-08 22:12:45,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 146 transitions. [2018-12-08 22:12:45,494 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 146 transitions. Word has length 47 [2018-12-08 22:12:45,494 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 22:12:45,494 INFO L480 AbstractCegarLoop]: Abstraction has 125 states and 146 transitions. [2018-12-08 22:12:45,494 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-08 22:12:45,495 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 146 transitions. [2018-12-08 22:12:45,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-08 22:12:45,495 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 22:12:45,495 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 22:12:45,496 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 22:12:45,496 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 22:12:45,496 INFO L82 PathProgramCache]: Analyzing trace with hash 1303312121, now seen corresponding path program 1 times [2018-12-08 22:12:45,496 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 22:12:45,496 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 22:12:45,496 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 22:12:45,496 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 22:12:45,497 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 22:12:45,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 22:12:45,563 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 22:12:45,564 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 22:12:45,564 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-08 22:12:45,564 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-08 22:12:45,564 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-08 22:12:45,565 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-12-08 22:12:45,565 INFO L87 Difference]: Start difference. First operand 125 states and 146 transitions. Second operand 7 states. [2018-12-08 22:12:45,719 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 22:12:45,719 INFO L93 Difference]: Finished difference Result 226 states and 269 transitions. [2018-12-08 22:12:45,719 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-08 22:12:45,719 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 52 [2018-12-08 22:12:45,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 22:12:45,721 INFO L225 Difference]: With dead ends: 226 [2018-12-08 22:12:45,721 INFO L226 Difference]: Without dead ends: 125 [2018-12-08 22:12:45,722 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-12-08 22:12:45,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2018-12-08 22:12:45,732 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 125. [2018-12-08 22:12:45,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 125 states. [2018-12-08 22:12:45,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 145 transitions. [2018-12-08 22:12:45,734 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 145 transitions. Word has length 52 [2018-12-08 22:12:45,734 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 22:12:45,734 INFO L480 AbstractCegarLoop]: Abstraction has 125 states and 145 transitions. [2018-12-08 22:12:45,734 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-08 22:12:45,734 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 145 transitions. [2018-12-08 22:12:45,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-12-08 22:12:45,736 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 22:12:45,736 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 22:12:45,737 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 22:12:45,737 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 22:12:45,737 INFO L82 PathProgramCache]: Analyzing trace with hash 1281182978, now seen corresponding path program 1 times [2018-12-08 22:12:45,737 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 22:12:45,737 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 22:12:45,738 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 22:12:45,738 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 22:12:45,738 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 22:12:45,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 22:12:45,810 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 22:12:45,811 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 22:12:45,811 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-08 22:12:45,811 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-08 22:12:45,811 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-08 22:12:45,811 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-08 22:12:45,812 INFO L87 Difference]: Start difference. First operand 125 states and 145 transitions. Second operand 5 states. [2018-12-08 22:12:46,149 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 22:12:46,149 INFO L93 Difference]: Finished difference Result 332 states and 400 transitions. [2018-12-08 22:12:46,150 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-08 22:12:46,150 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 65 [2018-12-08 22:12:46,150 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 22:12:46,152 INFO L225 Difference]: With dead ends: 332 [2018-12-08 22:12:46,152 INFO L226 Difference]: Without dead ends: 231 [2018-12-08 22:12:46,153 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-12-08 22:12:46,154 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 231 states. [2018-12-08 22:12:46,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 231 to 212. [2018-12-08 22:12:46,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 212 states. [2018-12-08 22:12:46,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 212 states and 241 transitions. [2018-12-08 22:12:46,176 INFO L78 Accepts]: Start accepts. Automaton has 212 states and 241 transitions. Word has length 65 [2018-12-08 22:12:46,176 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 22:12:46,176 INFO L480 AbstractCegarLoop]: Abstraction has 212 states and 241 transitions. [2018-12-08 22:12:46,176 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-08 22:12:46,176 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 241 transitions. [2018-12-08 22:12:46,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-12-08 22:12:46,178 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 22:12:46,178 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 22:12:46,179 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 22:12:46,179 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 22:12:46,179 INFO L82 PathProgramCache]: Analyzing trace with hash -1711882229, now seen corresponding path program 1 times [2018-12-08 22:12:46,179 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 22:12:46,179 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 22:12:46,180 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 22:12:46,180 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 22:12:46,180 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 22:12:46,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 22:12:46,240 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 22:12:46,240 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 22:12:46,241 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-08 22:12:46,241 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-08 22:12:46,241 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-08 22:12:46,241 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-08 22:12:46,242 INFO L87 Difference]: Start difference. First operand 212 states and 241 transitions. Second operand 6 states. [2018-12-08 22:12:46,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 22:12:46,377 INFO L93 Difference]: Finished difference Result 573 states and 673 transitions. [2018-12-08 22:12:46,377 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-08 22:12:46,377 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 79 [2018-12-08 22:12:46,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 22:12:46,380 INFO L225 Difference]: With dead ends: 573 [2018-12-08 22:12:46,380 INFO L226 Difference]: Without dead ends: 385 [2018-12-08 22:12:46,381 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-12-08 22:12:46,382 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 385 states. [2018-12-08 22:12:46,401 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 385 to 379. [2018-12-08 22:12:46,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 379 states. [2018-12-08 22:12:46,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 379 states and 432 transitions. [2018-12-08 22:12:46,403 INFO L78 Accepts]: Start accepts. Automaton has 379 states and 432 transitions. Word has length 79 [2018-12-08 22:12:46,403 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 22:12:46,403 INFO L480 AbstractCegarLoop]: Abstraction has 379 states and 432 transitions. [2018-12-08 22:12:46,404 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-08 22:12:46,404 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 432 transitions. [2018-12-08 22:12:46,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-12-08 22:12:46,405 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 22:12:46,405 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 22:12:46,405 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 22:12:46,406 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 22:12:46,406 INFO L82 PathProgramCache]: Analyzing trace with hash 1794398575, now seen corresponding path program 1 times [2018-12-08 22:12:46,406 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 22:12:46,406 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 22:12:46,407 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 22:12:46,407 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 22:12:46,407 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 22:12:46,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 22:12:46,473 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 22:12:46,474 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 22:12:46,474 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-08 22:12:46,474 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-08 22:12:46,474 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-08 22:12:46,475 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-12-08 22:12:46,475 INFO L87 Difference]: Start difference. First operand 379 states and 432 transitions. Second operand 7 states. [2018-12-08 22:12:46,784 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 22:12:46,784 INFO L93 Difference]: Finished difference Result 414 states and 486 transitions. [2018-12-08 22:12:46,784 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-12-08 22:12:46,784 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 83 [2018-12-08 22:12:46,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 22:12:46,786 INFO L225 Difference]: With dead ends: 414 [2018-12-08 22:12:46,786 INFO L226 Difference]: Without dead ends: 411 [2018-12-08 22:12:46,786 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-12-08 22:12:46,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 411 states. [2018-12-08 22:12:46,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 411 to 379. [2018-12-08 22:12:46,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 379 states. [2018-12-08 22:12:46,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 379 states and 431 transitions. [2018-12-08 22:12:46,802 INFO L78 Accepts]: Start accepts. Automaton has 379 states and 431 transitions. Word has length 83 [2018-12-08 22:12:46,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 22:12:46,803 INFO L480 AbstractCegarLoop]: Abstraction has 379 states and 431 transitions. [2018-12-08 22:12:46,803 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-08 22:12:46,803 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 431 transitions. [2018-12-08 22:12:46,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-08 22:12:46,804 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 22:12:46,804 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 22:12:46,805 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 22:12:46,805 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 22:12:46,805 INFO L82 PathProgramCache]: Analyzing trace with hash -734701378, now seen corresponding path program 1 times [2018-12-08 22:12:46,805 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 22:12:46,805 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 22:12:46,806 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 22:12:46,806 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 22:12:46,806 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 22:12:46,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 22:12:46,851 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 22:12:46,851 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 22:12:46,851 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-08 22:12:46,851 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-08 22:12:46,851 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-08 22:12:46,852 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-08 22:12:46,852 INFO L87 Difference]: Start difference. First operand 379 states and 431 transitions. Second operand 6 states. [2018-12-08 22:12:46,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 22:12:46,877 INFO L93 Difference]: Finished difference Result 748 states and 870 transitions. [2018-12-08 22:12:46,877 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-08 22:12:46,877 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 99 [2018-12-08 22:12:46,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 22:12:46,879 INFO L225 Difference]: With dead ends: 748 [2018-12-08 22:12:46,879 INFO L226 Difference]: Without dead ends: 393 [2018-12-08 22:12:46,880 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-12-08 22:12:46,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 393 states. [2018-12-08 22:12:46,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 393 to 389. [2018-12-08 22:12:46,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 389 states. [2018-12-08 22:12:46,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 389 states and 441 transitions. [2018-12-08 22:12:46,893 INFO L78 Accepts]: Start accepts. Automaton has 389 states and 441 transitions. Word has length 99 [2018-12-08 22:12:46,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 22:12:46,893 INFO L480 AbstractCegarLoop]: Abstraction has 389 states and 441 transitions. [2018-12-08 22:12:46,893 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-08 22:12:46,894 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 441 transitions. [2018-12-08 22:12:46,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-08 22:12:46,895 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 22:12:46,895 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 22:12:46,895 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 22:12:46,895 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 22:12:46,895 INFO L82 PathProgramCache]: Analyzing trace with hash 158784960, now seen corresponding path program 1 times [2018-12-08 22:12:46,895 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 22:12:46,895 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 22:12:46,896 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 22:12:46,896 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 22:12:46,896 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 22:12:46,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 22:12:46,957 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 22:12:46,957 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 22:12:46,957 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-08 22:12:46,957 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-08 22:12:46,958 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-08 22:12:46,958 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-12-08 22:12:46,958 INFO L87 Difference]: Start difference. First operand 389 states and 441 transitions. Second operand 8 states. [2018-12-08 22:12:46,983 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 22:12:46,983 INFO L93 Difference]: Finished difference Result 768 states and 892 transitions. [2018-12-08 22:12:46,983 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-08 22:12:46,983 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 99 [2018-12-08 22:12:46,984 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 22:12:46,985 INFO L225 Difference]: With dead ends: 768 [2018-12-08 22:12:46,985 INFO L226 Difference]: Without dead ends: 403 [2018-12-08 22:12:46,986 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-12-08 22:12:46,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 403 states. [2018-12-08 22:12:46,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 403 to 397. [2018-12-08 22:12:46,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 397 states. [2018-12-08 22:12:46,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 397 states and 449 transitions. [2018-12-08 22:12:46,998 INFO L78 Accepts]: Start accepts. Automaton has 397 states and 449 transitions. Word has length 99 [2018-12-08 22:12:46,998 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 22:12:46,998 INFO L480 AbstractCegarLoop]: Abstraction has 397 states and 449 transitions. [2018-12-08 22:12:46,998 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-08 22:12:46,998 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 449 transitions. [2018-12-08 22:12:46,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-08 22:12:46,999 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 22:12:46,999 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 22:12:47,000 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 22:12:47,000 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 22:12:47,000 INFO L82 PathProgramCache]: Analyzing trace with hash 151025601, now seen corresponding path program 1 times [2018-12-08 22:12:47,000 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 22:12:47,000 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 22:12:47,001 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 22:12:47,001 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 22:12:47,001 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 22:12:47,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 22:12:47,051 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 22:12:47,051 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 22:12:47,051 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-08 22:12:47,052 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-08 22:12:47,052 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-08 22:12:47,052 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-08 22:12:47,052 INFO L87 Difference]: Start difference. First operand 397 states and 449 transitions. Second operand 4 states. [2018-12-08 22:12:47,169 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 22:12:47,169 INFO L93 Difference]: Finished difference Result 1179 states and 1402 transitions. [2018-12-08 22:12:47,169 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-08 22:12:47,169 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 99 [2018-12-08 22:12:47,170 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 22:12:47,173 INFO L225 Difference]: With dead ends: 1179 [2018-12-08 22:12:47,173 INFO L226 Difference]: Without dead ends: 806 [2018-12-08 22:12:47,174 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-08 22:12:47,175 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 806 states. [2018-12-08 22:12:47,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 806 to 791. [2018-12-08 22:12:47,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 791 states. [2018-12-08 22:12:47,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 791 states and 921 transitions. [2018-12-08 22:12:47,204 INFO L78 Accepts]: Start accepts. Automaton has 791 states and 921 transitions. Word has length 99 [2018-12-08 22:12:47,204 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 22:12:47,204 INFO L480 AbstractCegarLoop]: Abstraction has 791 states and 921 transitions. [2018-12-08 22:12:47,205 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-08 22:12:47,205 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 921 transitions. [2018-12-08 22:12:47,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-08 22:12:47,206 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 22:12:47,206 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 22:12:47,206 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 22:12:47,206 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 22:12:47,206 INFO L82 PathProgramCache]: Analyzing trace with hash 291684775, now seen corresponding path program 1 times [2018-12-08 22:12:47,206 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 22:12:47,206 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 22:12:47,207 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 22:12:47,207 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 22:12:47,207 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 22:12:47,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 22:12:47,309 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-08 22:12:47,310 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 22:12:47,310 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_21d2538e-b0ac-4ace-b04e-72c73c29a9d8/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 [2018-12-08 22:12:47,316 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 22:12:47,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 22:12:47,395 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 22:12:47,530 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 22:12:47,547 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-08 22:12:47,547 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-12-08 22:12:47,548 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-12-08 22:12:47,548 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-12-08 22:12:47,548 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-12-08 22:12:47,548 INFO L87 Difference]: Start difference. First operand 791 states and 921 transitions. Second operand 19 states. [2018-12-08 22:12:48,104 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 22:12:48,104 INFO L93 Difference]: Finished difference Result 1528 states and 1799 transitions. [2018-12-08 22:12:48,104 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-12-08 22:12:48,104 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 103 [2018-12-08 22:12:48,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 22:12:48,106 INFO L225 Difference]: With dead ends: 1528 [2018-12-08 22:12:48,106 INFO L226 Difference]: Without dead ends: 761 [2018-12-08 22:12:48,107 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 98 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-12-08 22:12:48,108 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 761 states. [2018-12-08 22:12:48,127 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 761 to 761. [2018-12-08 22:12:48,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 761 states. [2018-12-08 22:12:48,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 761 states to 761 states and 872 transitions. [2018-12-08 22:12:48,129 INFO L78 Accepts]: Start accepts. Automaton has 761 states and 872 transitions. Word has length 103 [2018-12-08 22:12:48,130 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 22:12:48,130 INFO L480 AbstractCegarLoop]: Abstraction has 761 states and 872 transitions. [2018-12-08 22:12:48,130 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-12-08 22:12:48,130 INFO L276 IsEmpty]: Start isEmpty. Operand 761 states and 872 transitions. [2018-12-08 22:12:48,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-08 22:12:48,131 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 22:12:48,132 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 22:12:48,132 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 22:12:48,132 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 22:12:48,132 INFO L82 PathProgramCache]: Analyzing trace with hash -503372183, now seen corresponding path program 1 times [2018-12-08 22:12:48,132 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 22:12:48,132 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 22:12:48,133 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 22:12:48,133 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 22:12:48,133 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 22:12:48,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 22:12:48,223 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-08 22:12:48,224 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 22:12:48,224 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_21d2538e-b0ac-4ace-b04e-72c73c29a9d8/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 [2018-12-08 22:12:48,230 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 22:12:48,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 22:12:48,306 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 22:12:48,416 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-08 22:12:48,441 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-08 22:12:48,441 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-12-08 22:12:48,441 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-12-08 22:12:48,441 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-12-08 22:12:48,442 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-12-08 22:12:48,442 INFO L87 Difference]: Start difference. First operand 761 states and 872 transitions. Second operand 19 states. [2018-12-08 22:12:48,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 22:12:48,995 INFO L93 Difference]: Finished difference Result 1273 states and 1480 transitions. [2018-12-08 22:12:48,996 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-12-08 22:12:48,996 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 155 [2018-12-08 22:12:48,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 22:12:48,996 INFO L225 Difference]: With dead ends: 1273 [2018-12-08 22:12:48,996 INFO L226 Difference]: Without dead ends: 0 [2018-12-08 22:12:48,998 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 183 GetRequests, 152 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-12-08 22:12:48,998 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-08 22:12:48,998 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-08 22:12:48,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-08 22:12:48,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-08 22:12:48,999 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 155 [2018-12-08 22:12:48,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 22:12:48,999 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-08 22:12:48,999 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-12-08 22:12:48,999 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-08 22:12:48,999 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-08 22:12:49,002 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-08 22:12:49,079 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:12:49,081 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:12:49,132 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:12:49,134 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:12:49,191 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:12:49,193 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:12:49,243 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:12:49,245 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:12:49,662 WARN L180 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 29 [2018-12-08 22:12:50,318 WARN L180 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 30 [2018-12-08 22:12:50,642 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 441 447) the Hoare annotation is: true [2018-12-08 22:12:50,642 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 441 447) no Hoare annotation was computed. [2018-12-08 22:12:50,642 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 448 456) no Hoare annotation was computed. [2018-12-08 22:12:50,642 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 448 456) the Hoare annotation is: true [2018-12-08 22:12:50,642 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 448 456) no Hoare annotation was computed. [2018-12-08 22:12:50,642 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 399 421) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-08 22:12:50,642 INFO L444 ceAbstractionStarter]: At program point L411(line 411) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= main_~tmp~5 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-08 22:12:50,642 INFO L444 ceAbstractionStarter]: At program point L411-1(line 411) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= main_~tmp~5 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-08 22:12:50,642 INFO L448 ceAbstractionStarter]: For program point L409(lines 409 416) no Hoare annotation was computed. [2018-12-08 22:12:50,642 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 399 421) no Hoare annotation was computed. [2018-12-08 22:12:50,642 INFO L448 ceAbstractionStarter]: For program point L409-1(lines 409 416) no Hoare annotation was computed. [2018-12-08 22:12:50,642 INFO L448 ceAbstractionStarter]: For program point L407(line 407) no Hoare annotation was computed. [2018-12-08 22:12:50,642 INFO L444 ceAbstractionStarter]: At program point L406(line 406) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-08 22:12:50,643 INFO L444 ceAbstractionStarter]: At program point L405(line 405) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-08 22:12:50,643 INFO L444 ceAbstractionStarter]: At program point L405-1(line 405) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-08 22:12:50,643 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 399 421) no Hoare annotation was computed. [2018-12-08 22:12:50,643 INFO L448 ceAbstractionStarter]: For program point L162-1(line 162) no Hoare annotation was computed. [2018-12-08 22:12:50,643 INFO L448 ceAbstractionStarter]: For program point L160(lines 160 177) no Hoare annotation was computed. [2018-12-08 22:12:50,643 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 156 180) the Hoare annotation is: (let ((.cse1 (not (= ~systemActive~0 1))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse1) (or .cse1 .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-12-08 22:12:50,643 INFO L444 ceAbstractionStarter]: At program point L175(line 175) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or .cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse2))) [2018-12-08 22:12:50,643 INFO L448 ceAbstractionStarter]: For program point L175-1(lines 156 180) no Hoare annotation was computed. [2018-12-08 22:12:50,643 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 156 180) no Hoare annotation was computed. [2018-12-08 22:12:50,643 INFO L444 ceAbstractionStarter]: At program point L170(line 170) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse2 (= 0 |old(~pumpRunning~0)|)) (.cse0 (not (= ~systemActive~0 1))) (.cse3 (and (= 0 processEnvironment__wrappee__methaneQuery_~tmp~1) (= |old(~pumpRunning~0)| ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) (not .cse2) .cse0 .cse3))) [2018-12-08 22:12:50,643 INFO L444 ceAbstractionStarter]: At program point L166(line 166) the Hoare annotation is: (let ((.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~waterLevel~0 1))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1) .cse2) (or .cse2 (not (= ~methaneLevelCritical~0 0)) (and (= 0 ~pumpRunning~0) .cse0 .cse1)))) [2018-12-08 22:12:50,643 INFO L448 ceAbstractionStarter]: For program point L164(lines 164 172) no Hoare annotation was computed. [2018-12-08 22:12:50,643 INFO L444 ceAbstractionStarter]: At program point L162(line 162) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (= 0 |old(~pumpRunning~0)|)) (.cse0 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse1) (or .cse3 (not (= ~methaneLevelCritical~0 1)) (not .cse2) .cse0))) [2018-12-08 22:12:50,643 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 251 259) no Hoare annotation was computed. [2018-12-08 22:12:50,643 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 251 259) the Hoare annotation is: true [2018-12-08 22:12:50,643 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 251 259) no Hoare annotation was computed. [2018-12-08 22:12:50,644 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 434 440) no Hoare annotation was computed. [2018-12-08 22:12:50,644 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 434 440) the Hoare annotation is: true [2018-12-08 22:12:50,644 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 386 395) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-08 22:12:50,644 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 386 395) no Hoare annotation was computed. [2018-12-08 22:12:50,644 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 386 395) no Hoare annotation was computed. [2018-12-08 22:12:50,644 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 240 250) the Hoare annotation is: true [2018-12-08 22:12:50,644 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 240 250) no Hoare annotation was computed. [2018-12-08 22:12:50,644 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 240 250) no Hoare annotation was computed. [2018-12-08 22:12:50,644 INFO L451 ceAbstractionStarter]: At program point L245(line 245) the Hoare annotation is: true [2018-12-08 22:12:50,644 INFO L448 ceAbstractionStarter]: For program point L245-1(line 245) no Hoare annotation was computed. [2018-12-08 22:12:50,644 INFO L444 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 232 239) the Hoare annotation is: (or (not (= ~methaneLevelCritical~0 1)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= ~systemActive~0 1)) (= 0 |old(~pumpRunning~0)|)) [2018-12-08 22:12:50,644 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 232 239) no Hoare annotation was computed. [2018-12-08 22:12:50,644 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 232 239) no Hoare annotation was computed. [2018-12-08 22:12:50,644 INFO L448 ceAbstractionStarter]: For program point L577(lines 577 583) no Hoare annotation was computed. [2018-12-08 22:12:50,644 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 573 586) no Hoare annotation was computed. [2018-12-08 22:12:50,644 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 573 586) the Hoare annotation is: true [2018-12-08 22:12:50,644 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 573 586) no Hoare annotation was computed. [2018-12-08 22:12:50,644 INFO L444 ceAbstractionStarter]: At program point L192(line 192) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (and (= processEnvironment_~tmp~2 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse1) (or .cse0 (not (= 0 |old(~pumpRunning~0)|)) .cse1) (or .cse1 (not (= ~methaneLevelCritical~0 0))))) [2018-12-08 22:12:50,644 INFO L448 ceAbstractionStarter]: For program point L190(lines 190 198) no Hoare annotation was computed. [2018-12-08 22:12:50,645 INFO L444 ceAbstractionStarter]: At program point L188(line 188) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse1) (or .cse1 .cse4 .cse2) (or .cse3 .cse4 .cse1))) [2018-12-08 22:12:50,645 INFO L448 ceAbstractionStarter]: For program point L188-1(line 188) no Hoare annotation was computed. [2018-12-08 22:12:50,645 INFO L448 ceAbstractionStarter]: For program point L186(lines 186 203) no Hoare annotation was computed. [2018-12-08 22:12:50,645 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 182 206) no Hoare annotation was computed. [2018-12-08 22:12:50,645 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 182 206) the Hoare annotation is: (let ((.cse1 (not (= ~systemActive~0 1))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse1) (or .cse1 .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-12-08 22:12:50,645 INFO L444 ceAbstractionStarter]: At program point L201(line 201) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= ~systemActive~0 1))) (.cse2 (= 0 |old(~pumpRunning~0)|))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse1) (or .cse3 .cse4 .cse0) (or .cse4 .cse0 .cse2))) [2018-12-08 22:12:50,645 INFO L448 ceAbstractionStarter]: For program point L201-1(lines 182 206) no Hoare annotation was computed. [2018-12-08 22:12:50,645 INFO L444 ceAbstractionStarter]: At program point L196(line 196) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (and (= processEnvironment_~tmp~2 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0))) [2018-12-08 22:12:50,645 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 148 154) no Hoare annotation was computed. [2018-12-08 22:12:50,645 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 148 154) the Hoare annotation is: true [2018-12-08 22:12:50,645 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 45 110) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-08 22:12:50,645 INFO L448 ceAbstractionStarter]: For program point L93(lines 93 97) no Hoare annotation was computed. [2018-12-08 22:12:50,645 INFO L444 ceAbstractionStarter]: At program point L93-2(lines 85 98) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 1)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= ~methaneLevelCritical~0 1) .cse0 .cse1) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) .cse0 .cse1))) [2018-12-08 22:12:50,645 INFO L448 ceAbstractionStarter]: For program point L56(lines 55 102) no Hoare annotation was computed. [2018-12-08 22:12:50,645 INFO L444 ceAbstractionStarter]: At program point L87(line 87) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 1)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= ~methaneLevelCritical~0 1) .cse0 .cse1) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) .cse0 .cse1))) [2018-12-08 22:12:50,645 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 45 110) no Hoare annotation was computed. [2018-12-08 22:12:50,645 INFO L448 ceAbstractionStarter]: For program point L85(lines 85 98) no Hoare annotation was computed. [2018-12-08 22:12:50,646 INFO L444 ceAbstractionStarter]: At program point L77(line 77) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 1)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~methaneLevelCritical~0 1) .cse0 .cse1) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) .cse0 .cse1))) [2018-12-08 22:12:50,646 INFO L448 ceAbstractionStarter]: For program point L75(lines 75 81) no Hoare annotation was computed. [2018-12-08 22:12:50,646 INFO L448 ceAbstractionStarter]: For program point L75-1(lines 75 81) no Hoare annotation was computed. [2018-12-08 22:12:50,646 INFO L444 ceAbstractionStarter]: At program point L100(lines 55 102) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 1)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~methaneLevelCritical~0 1) .cse0 .cse1) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) .cse0 .cse1))) [2018-12-08 22:12:50,646 INFO L444 ceAbstractionStarter]: At program point L67(line 67) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 1)) (.cse1 (= test_~splverifierCounter~0 0))) (or (and (and (= 0 ~pumpRunning~0) .cse0 .cse1) (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) .cse0 .cse1))) [2018-12-08 22:12:50,646 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 71) no Hoare annotation was computed. [2018-12-08 22:12:50,646 INFO L448 ceAbstractionStarter]: For program point L65-1(lines 65 71) no Hoare annotation was computed. [2018-12-08 22:12:50,646 INFO L448 ceAbstractionStarter]: For program point L57(lines 57 61) no Hoare annotation was computed. [2018-12-08 22:12:50,646 INFO L444 ceAbstractionStarter]: At program point L103(lines 54 104) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-08 22:12:50,646 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 45 110) no Hoare annotation was computed. [2018-12-08 22:12:50,646 INFO L444 ceAbstractionStarter]: At program point activatePump__wrappee__highWaterSensorENTRY(lines 207 214) the Hoare annotation is: (or (= ~waterLevel~0 1) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0)) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-12-08 22:12:50,646 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorEXIT(lines 207 214) no Hoare annotation was computed. [2018-12-08 22:12:50,646 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorFINAL(lines 207 214) no Hoare annotation was computed. [2018-12-08 22:12:50,646 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-08 22:12:50,646 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= |old(~pumpRunning~0)| ~pumpRunning~0) [2018-12-08 22:12:50,646 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-08 22:12:50,646 INFO L448 ceAbstractionStarter]: For program point L226-1(lines 215 231) no Hoare annotation was computed. [2018-12-08 22:12:50,646 INFO L448 ceAbstractionStarter]: For program point L222(lines 222 228) no Hoare annotation was computed. [2018-12-08 22:12:50,646 INFO L444 ceAbstractionStarter]: At program point L220(line 220) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse3 (not (= ~methaneLevelCritical~0 0)) .cse2))) [2018-12-08 22:12:50,647 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 215 231) no Hoare annotation was computed. [2018-12-08 22:12:50,647 INFO L448 ceAbstractionStarter]: For program point L220-1(line 220) no Hoare annotation was computed. [2018-12-08 22:12:50,647 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 215 231) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse3 (not (= ~methaneLevelCritical~0 0)) .cse2))) [2018-12-08 22:12:50,647 INFO L444 ceAbstractionStarter]: At program point L226(line 226) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 (and (= activatePump_~tmp~3 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2018-12-08 22:12:50,647 INFO L448 ceAbstractionStarter]: For program point L305(lines 305 309) no Hoare annotation was computed. [2018-12-08 22:12:50,647 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 296 314) no Hoare annotation was computed. [2018-12-08 22:12:50,647 INFO L451 ceAbstractionStarter]: At program point L303(line 303) the Hoare annotation is: true [2018-12-08 22:12:50,647 INFO L448 ceAbstractionStarter]: For program point L305-2(lines 305 309) no Hoare annotation was computed. [2018-12-08 22:12:50,647 INFO L448 ceAbstractionStarter]: For program point L303-1(line 303) no Hoare annotation was computed. [2018-12-08 22:12:50,647 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 296 314) the Hoare annotation is: true [2018-12-08 22:12:50,647 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 296 314) no Hoare annotation was computed. [2018-12-08 22:12:50,647 INFO L444 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 520 531) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (= ~methaneLevelCritical~0 1) (not (= |old(~methaneLevelCritical~0)| 1)) (not (= 0 ~pumpRunning~0)) .cse0) (or (= 0 ~methaneLevelCritical~0) .cse0 (not (= |old(~methaneLevelCritical~0)| 0))))) [2018-12-08 22:12:50,647 INFO L448 ceAbstractionStarter]: For program point L524-1(lines 520 531) no Hoare annotation was computed. [2018-12-08 22:12:50,647 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 520 531) no Hoare annotation was computed. [2018-12-08 22:12:50,647 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 532 540) the Hoare annotation is: true [2018-12-08 22:12:50,647 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 532 540) no Hoare annotation was computed. [2018-12-08 22:12:50,647 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 532 540) no Hoare annotation was computed. [2018-12-08 22:12:50,647 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 325 354) no Hoare annotation was computed. [2018-12-08 22:12:50,647 INFO L451 ceAbstractionStarter]: At program point L350(lines 325 354) the Hoare annotation is: true [2018-12-08 22:12:50,647 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 325 354) the Hoare annotation is: true [2018-12-08 22:12:50,647 INFO L448 ceAbstractionStarter]: For program point L346(line 346) no Hoare annotation was computed. [2018-12-08 22:12:50,648 INFO L448 ceAbstractionStarter]: For program point L339(lines 339 343) no Hoare annotation was computed. [2018-12-08 22:12:50,648 INFO L451 ceAbstractionStarter]: At program point L339-1(lines 339 343) the Hoare annotation is: true [2018-12-08 22:12:50,648 INFO L448 ceAbstractionStarter]: For program point L336(line 336) no Hoare annotation was computed. [2018-12-08 22:12:50,648 INFO L451 ceAbstractionStarter]: At program point L335-2(lines 335 349) the Hoare annotation is: true [2018-12-08 22:12:50,648 INFO L451 ceAbstractionStarter]: At program point L331(line 331) the Hoare annotation is: true [2018-12-08 22:12:50,648 INFO L448 ceAbstractionStarter]: For program point L331-1(line 331) no Hoare annotation was computed. [2018-12-08 22:12:50,648 INFO L448 ceAbstractionStarter]: For program point L128(lines 127 146) no Hoare annotation was computed. [2018-12-08 22:12:50,648 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 124 147) the Hoare annotation is: (let ((.cse1 (= |old(~waterLevel~0)| 1))) (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse7 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (= 1 ~waterLevel~0)) (.cse6 (not .cse1)) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~waterLevel~0 1))) (.cse8 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse5 .cse2 .cse6) (or .cse7 .cse2 .cse8) (or .cse0 .cse2 .cse7) (or .cse4 .cse5 .cse2 .cse6 .cse8) (or .cse1 .cse2 .cse3 .cse8)))) [2018-12-08 22:12:50,648 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 124 147) no Hoare annotation was computed. [2018-12-08 22:12:50,648 INFO L444 ceAbstractionStarter]: At program point L137(line 137) the Hoare annotation is: (let ((.cse5 (= |old(~waterLevel~0)| 1))) (let ((.cse6 (not (= ~waterLevel~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= 1 ~waterLevel~0)) (.cse4 (not .cse5)) (.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse8 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse1 .cse6 .cse3) (or .cse5 .cse1 .cse3 .cse7 .cse6) (or .cse1 .cse2 .cse3 .cse4 .cse7) (or .cse3 .cse8 .cse7) (or .cse0 .cse8 .cse3)))) [2018-12-08 22:12:50,648 INFO L444 ceAbstractionStarter]: At program point L135(lines 135 141) the Hoare annotation is: (let ((.cse5 (= |old(~waterLevel~0)| 1))) (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= 1 ~waterLevel~0)) (.cse4 (not .cse5)) (.cse6 (not (= ~waterLevel~0 1))) (.cse3 (not (= ~systemActive~0 1))) (.cse7 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse1 .cse6 .cse3) (or .cse5 .cse6 .cse3 .cse1 .cse7) (or .cse0 (= 0 ~pumpRunning~0) .cse3) (or .cse1 .cse2 .cse3 .cse4 .cse7) (or .cse6 (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse3 .cse7)))) [2018-12-08 22:12:50,648 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 124 147) no Hoare annotation was computed. [2018-12-08 22:12:50,648 INFO L444 ceAbstractionStarter]: At program point L130(line 130) the Hoare annotation is: (let ((.cse1 (and (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse0 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0))) [2018-12-08 22:12:50,648 INFO L451 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 496 507) the Hoare annotation is: true [2018-12-08 22:12:50,648 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 496 507) no Hoare annotation was computed. [2018-12-08 22:12:50,648 INFO L448 ceAbstractionStarter]: For program point L500-1(lines 496 507) no Hoare annotation was computed. [2018-12-08 22:12:50,648 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 379 385) no Hoare annotation was computed. [2018-12-08 22:12:50,649 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 379 385) the Hoare annotation is: true [2018-12-08 22:12:50,649 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-08 22:12:50,649 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1)) [2018-12-08 22:12:50,649 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-08 22:12:50,649 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-08 22:12:50,649 INFO L448 ceAbstractionStarter]: For program point startSystemEXIT(lines 315 322) no Hoare annotation was computed. [2018-12-08 22:12:50,649 INFO L444 ceAbstractionStarter]: At program point startSystemENTRY(lines 315 322) the Hoare annotation is: (let ((.cse1 (= ~systemActive~0 1)) (.cse0 (not (= |old(~systemActive~0)| 1)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or .cse1 .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-12-08 22:12:50,649 INFO L448 ceAbstractionStarter]: For program point startSystemFINAL(lines 315 322) no Hoare annotation was computed. [2018-12-08 22:12:50,649 INFO L448 ceAbstractionStarter]: For program point L512-1(lines 508 519) no Hoare annotation was computed. [2018-12-08 22:12:50,649 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 508 519) no Hoare annotation was computed. [2018-12-08 22:12:50,649 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 508 519) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (= 1 ~waterLevel~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= |old(~waterLevel~0)| 1)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3))) [2018-12-08 22:12:50,649 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 458 465) no Hoare annotation was computed. [2018-12-08 22:12:50,649 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 462) no Hoare annotation was computed. [2018-12-08 22:12:50,649 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 458 465) the Hoare annotation is: true [2018-12-08 22:12:50,649 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 458 465) no Hoare annotation was computed. [2018-12-08 22:12:50,649 INFO L444 ceAbstractionStarter]: At program point L481(line 481) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 ~pumpRunning~0)) .cse0) (or .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-12-08 22:12:50,649 INFO L448 ceAbstractionStarter]: For program point L479(lines 479 485) no Hoare annotation was computed. [2018-12-08 22:12:50,649 INFO L444 ceAbstractionStarter]: At program point L477(line 477) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0))) [2018-12-08 22:12:50,649 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 467 491) the Hoare annotation is: true [2018-12-08 22:12:50,649 INFO L448 ceAbstractionStarter]: For program point L477-1(line 477) no Hoare annotation was computed. [2018-12-08 22:12:50,650 INFO L448 ceAbstractionStarter]: For program point L475(lines 475 488) no Hoare annotation was computed. [2018-12-08 22:12:50,650 INFO L448 ceAbstractionStarter]: For program point L475-1(lines 467 491) no Hoare annotation was computed. [2018-12-08 22:12:50,650 INFO L451 ceAbstractionStarter]: At program point L473(line 473) the Hoare annotation is: true [2018-12-08 22:12:50,650 INFO L448 ceAbstractionStarter]: For program point L473-1(line 473) no Hoare annotation was computed. [2018-12-08 22:12:50,650 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification1_spec__1EXIT(lines 467 491) no Hoare annotation was computed. [2018-12-08 22:12:50,656 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.12 10:12:50 BoogieIcfgContainer [2018-12-08 22:12:50,657 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-08 22:12:50,657 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 22:12:50,657 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 22:12:50,657 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 22:12:50,657 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 10:12:45" (3/4) ... [2018-12-08 22:12:50,660 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-08 22:12:50,664 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-12-08 22:12:50,664 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-12-08 22:12:50,664 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-08 22:12:50,664 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-12-08 22:12:50,664 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-12-08 22:12:50,664 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-12-08 22:12:50,664 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-12-08 22:12:50,664 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-12-08 22:12:50,664 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-12-08 22:12:50,664 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-12-08 22:12:50,664 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-12-08 22:12:50,664 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-12-08 22:12:50,664 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-12-08 22:12:50,664 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__highWaterSensor [2018-12-08 22:12:50,664 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-08 22:12:50,664 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-12-08 22:12:50,664 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-12-08 22:12:50,664 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-12-08 22:12:50,664 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-12-08 22:12:50,665 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-12-08 22:12:50,665 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-12-08 22:12:50,665 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-12-08 22:12:50,665 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-12-08 22:12:50,665 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-12-08 22:12:50,665 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-12-08 22:12:50,665 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-12-08 22:12:50,665 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification1_spec__1 [2018-12-08 22:12:50,669 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 47 nodes and edges [2018-12-08 22:12:50,669 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2018-12-08 22:12:50,670 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-12-08 22:12:50,670 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-08 22:12:50,670 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-08 22:12:50,670 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-08 22:12:50,687 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!(0 == \old(pumpRunning)) || (((0 == pumpRunning && methaneLevelCritical == 1) && systemActive == 1) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || ((0 == methaneLevelCritical && systemActive == 1) && splverifierCounter == 0) [2018-12-08 22:12:50,687 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-12-08 22:12:50,708 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_21d2538e-b0ac-4ace-b04e-72c73c29a9d8/bin-2019/uautomizer/witness.graphml [2018-12-08 22:12:50,708 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 22:12:50,708 INFO L168 Benchmark]: Toolchain (without parser) took 6232.99 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 258.5 MB). Free memory was 954.9 MB in the beginning and 780.2 MB in the end (delta: 174.7 MB). Peak memory consumption was 433.2 MB. Max. memory is 11.5 GB. [2018-12-08 22:12:50,709 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 22:12:50,709 INFO L168 Benchmark]: CACSL2BoogieTranslator took 277.59 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 88.6 MB). Free memory was 954.9 MB in the beginning and 1.1 GB in the end (delta: -117.0 MB). Peak memory consumption was 24.7 MB. Max. memory is 11.5 GB. [2018-12-08 22:12:50,709 INFO L168 Benchmark]: Boogie Procedure Inliner took 20.72 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 22:12:50,709 INFO L168 Benchmark]: Boogie Preprocessor took 23.27 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 22:12:50,709 INFO L168 Benchmark]: RCFGBuilder took 330.26 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 48.8 MB). Peak memory consumption was 48.8 MB. Max. memory is 11.5 GB. [2018-12-08 22:12:50,709 INFO L168 Benchmark]: TraceAbstraction took 5527.38 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 169.9 MB). Free memory was 1.0 GB in the beginning and 789.8 MB in the end (delta: 233.3 MB). Peak memory consumption was 428.0 MB. Max. memory is 11.5 GB. [2018-12-08 22:12:50,709 INFO L168 Benchmark]: Witness Printer took 50.86 ms. Allocated memory is still 1.3 GB. Free memory was 789.8 MB in the beginning and 780.2 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 11.5 GB. [2018-12-08 22:12:50,710 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 277.59 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 88.6 MB). Free memory was 954.9 MB in the beginning and 1.1 GB in the end (delta: -117.0 MB). Peak memory consumption was 24.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 20.72 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 23.27 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 330.26 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 48.8 MB). Peak memory consumption was 48.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 5527.38 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 169.9 MB). Free memory was 1.0 GB in the beginning and 789.8 MB in the end (delta: 233.3 MB). Peak memory consumption was 428.0 MB. Max. memory is 11.5 GB. * Witness Printer took 50.86 ms. Allocated memory is still 1.3 GB. Free memory was 789.8 MB in the beginning and 780.2 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 462]: 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: 54]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 335]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 325]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: ((((!(0 == \old(pumpRunning)) || (((0 == pumpRunning && methaneLevelCritical == 1) && systemActive == 1) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || ((0 == methaneLevelCritical && systemActive == 1) && splverifierCounter == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 28 procedures, 147 locations, 1 error locations. SAFE Result, 5.4s OverallTime, 11 OverallIterations, 4 TraceHistogramMax, 2.3s AutomataDifference, 0.0s DeadEndRemovalTime, 1.6s HoareAnnotationTime, HoareTripleCheckerStatistics: 1907 SDtfs, 1340 SDslu, 6963 SDs, 0 SdLazy, 3055 SolverSat, 340 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 404 GetRequests, 295 SyntacticMatches, 3 SemanticMatches, 106 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 303 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=791occurred 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: 0.1s AutomataMinimizationTime, 11 MinimizatonAttempts, 82 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 62 LocationsWithAnnotation, 1549 PreInvPairs, 1643 NumberOfFragments, 1524 HoareAnnotationTreeSize, 1549 FomulaSimplifications, 2549 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 62 FomulaSimplificationsInter, 6585 FormulaSimplificationTreeSizeReductionInter, 1.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 1185 NumberOfCodeBlocks, 1185 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1172 ConstructedInterpolants, 0 QuantifiedInterpolants, 193070 SizeOfPredicates, 6 NumberOfNonLiveVariables, 1634 ConjunctsInSsa, 18 ConjunctsInUnsatCore, 13 InterpolantComputations, 11 PerfectInterpolantSequences, 109/113 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...