./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product06_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_4b5333c3-7914-411d-8fea-ec1c50f0a625/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_4b5333c3-7914-411d-8fea-ec1c50f0a625/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_4b5333c3-7914-411d-8fea-ec1c50f0a625/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_4b5333c3-7914-411d-8fea-ec1c50f0a625/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product06_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_4b5333c3-7914-411d-8fea-ec1c50f0a625/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_4b5333c3-7914-411d-8fea-ec1c50f0a625/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 dfe06fc1ef2f52cf03ee60bd1d5f57aaa8aba092 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 02:55:37,788 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 02:55:37,789 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 02:55:37,798 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 02:55:37,798 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 02:55:37,798 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 02:55:37,799 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 02:55:37,800 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 02:55:37,801 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 02:55:37,802 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 02:55:37,803 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 02:55:37,803 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 02:55:37,803 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 02:55:37,804 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 02:55:37,805 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 02:55:37,805 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 02:55:37,806 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 02:55:37,807 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 02:55:37,808 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 02:55:37,809 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 02:55:37,810 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 02:55:37,811 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 02:55:37,812 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 02:55:37,812 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 02:55:37,813 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 02:55:37,813 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 02:55:37,814 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 02:55:37,815 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 02:55:37,815 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 02:55:37,816 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 02:55:37,816 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 02:55:37,816 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 02:55:37,817 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 02:55:37,817 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 02:55:37,817 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 02:55:37,818 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 02:55:37,818 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_4b5333c3-7914-411d-8fea-ec1c50f0a625/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-23 02:55:37,828 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 02:55:37,829 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 02:55:37,829 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 02:55:37,829 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 02:55:37,830 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 02:55:37,830 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 02:55:37,830 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 02:55:37,830 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 02:55:37,830 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 02:55:37,831 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 02:55:37,831 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 02:55:37,831 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 02:55:37,831 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 02:55:37,831 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 02:55:37,831 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 02:55:37,831 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 02:55:37,832 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 02:55:37,832 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 02:55:37,832 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 02:55:37,832 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 02:55:37,832 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 02:55:37,832 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 02:55:37,832 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 02:55:37,833 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 02:55:37,833 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 02:55:37,833 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 02:55:37,833 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 02:55:37,833 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-23 02:55:37,833 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 02:55:37,833 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 02:55:37,834 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_4b5333c3-7914-411d-8fea-ec1c50f0a625/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 -> dfe06fc1ef2f52cf03ee60bd1d5f57aaa8aba092 [2018-11-23 02:55:37,856 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 02:55:37,866 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 02:55:37,868 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 02:55:37,869 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 02:55:37,870 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 02:55:37,870 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_4b5333c3-7914-411d-8fea-ec1c50f0a625/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec5_product06_true-unreach-call_false-termination.cil.c [2018-11-23 02:55:37,909 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4b5333c3-7914-411d-8fea-ec1c50f0a625/bin-2019/uautomizer/data/4bfbfd321/0d5280112cb7492f8fdbf641043be521/FLAG21311b19a [2018-11-23 02:55:38,356 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 02:55:38,357 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_4b5333c3-7914-411d-8fea-ec1c50f0a625/sv-benchmarks/c/product-lines/minepump_spec5_product06_true-unreach-call_false-termination.cil.c [2018-11-23 02:55:38,363 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4b5333c3-7914-411d-8fea-ec1c50f0a625/bin-2019/uautomizer/data/4bfbfd321/0d5280112cb7492f8fdbf641043be521/FLAG21311b19a [2018-11-23 02:55:38,372 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_4b5333c3-7914-411d-8fea-ec1c50f0a625/bin-2019/uautomizer/data/4bfbfd321/0d5280112cb7492f8fdbf641043be521 [2018-11-23 02:55:38,375 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 02:55:38,376 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 02:55:38,377 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 02:55:38,377 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 02:55:38,380 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 02:55:38,381 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:55:38" (1/1) ... [2018-11-23 02:55:38,383 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c8583ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:55:38, skipping insertion in model container [2018-11-23 02:55:38,383 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:55:38" (1/1) ... [2018-11-23 02:55:38,391 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 02:55:38,424 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 02:55:38,616 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 02:55:38,625 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 02:55:38,716 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 02:55:38,736 INFO L195 MainTranslator]: Completed translation [2018-11-23 02:55:38,736 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:55:38 WrapperNode [2018-11-23 02:55:38,736 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 02:55:38,737 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 02:55:38,737 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 02:55:38,737 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 02:55:38,742 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:55:38" (1/1) ... [2018-11-23 02:55:38,751 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:55:38" (1/1) ... [2018-11-23 02:55:38,756 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 02:55:38,756 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 02:55:38,756 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 02:55:38,756 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 02:55:38,762 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:55:38" (1/1) ... [2018-11-23 02:55:38,762 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:55:38" (1/1) ... [2018-11-23 02:55:38,764 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:55:38" (1/1) ... [2018-11-23 02:55:38,764 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:55:38" (1/1) ... [2018-11-23 02:55:38,772 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:55:38" (1/1) ... [2018-11-23 02:55:38,776 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:55:38" (1/1) ... [2018-11-23 02:55:38,777 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:55:38" (1/1) ... [2018-11-23 02:55:38,779 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 02:55:38,779 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 02:55:38,779 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 02:55:38,780 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 02:55:38,780 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:55:38" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4b5333c3-7914-411d-8fea-ec1c50f0a625/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 02:55:38,812 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-23 02:55:38,812 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-23 02:55:38,812 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 02:55:38,812 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 02:55:38,813 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 02:55:38,813 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-23 02:55:38,813 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-23 02:55:38,813 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-23 02:55:38,813 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-23 02:55:38,813 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-23 02:55:38,813 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-23 02:55:38,813 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-23 02:55:38,813 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-23 02:55:38,814 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-23 02:55:38,814 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-23 02:55:38,814 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-23 02:55:38,814 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-23 02:55:38,814 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-23 02:55:38,814 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-23 02:55:38,814 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-23 02:55:38,814 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-23 02:55:38,814 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-23 02:55:38,815 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-23 02:55:38,815 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-11-23 02:55:38,815 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-11-23 02:55:38,815 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-23 02:55:38,815 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-23 02:55:38,815 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-23 02:55:38,815 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-23 02:55:38,815 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-23 02:55:38,815 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-23 02:55:38,816 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2018-11-23 02:55:38,816 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2018-11-23 02:55:38,816 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2018-11-23 02:55:38,816 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2018-11-23 02:55:38,816 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2018-11-23 02:55:38,816 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2018-11-23 02:55:38,816 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-23 02:55:38,816 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-23 02:55:38,816 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-23 02:55:38,817 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-23 02:55:38,817 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-23 02:55:38,817 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-23 02:55:38,817 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-23 02:55:38,817 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-23 02:55:38,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-23 02:55:38,817 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 02:55:38,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 02:55:38,817 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-23 02:55:38,818 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-23 02:55:38,818 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-23 02:55:38,818 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-23 02:55:38,818 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 02:55:38,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 02:55:39,173 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 02:55:39,173 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-11-23 02:55:39,174 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:55:39 BoogieIcfgContainer [2018-11-23 02:55:39,174 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 02:55:39,175 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 02:55:39,175 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 02:55:39,176 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 02:55:39,177 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 02:55:38" (1/3) ... [2018-11-23 02:55:39,177 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9e7f8f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:55:39, skipping insertion in model container [2018-11-23 02:55:39,177 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:55:38" (2/3) ... [2018-11-23 02:55:39,177 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9e7f8f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:55:39, skipping insertion in model container [2018-11-23 02:55:39,179 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:55:39" (3/3) ... [2018-11-23 02:55:39,180 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product06_true-unreach-call_false-termination.cil.c [2018-11-23 02:55:39,185 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 02:55:39,190 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 02:55:39,200 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 02:55:39,220 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 02:55:39,221 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 02:55:39,221 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 02:55:39,221 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 02:55:39,221 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 02:55:39,221 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 02:55:39,221 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 02:55:39,221 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 02:55:39,221 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 02:55:39,235 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states. [2018-11-23 02:55:39,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-23 02:55:39,242 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 02:55:39,242 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 02:55:39,244 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 02:55:39,249 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 02:55:39,249 INFO L82 PathProgramCache]: Analyzing trace with hash 205200125, now seen corresponding path program 1 times [2018-11-23 02:55:39,250 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 02:55:39,250 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 02:55:39,278 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 02:55:39,278 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 02:55:39,279 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 02:55:39,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:55:39,430 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 02:55:39,431 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 02:55:39,432 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-23 02:55:39,434 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-23 02:55:39,441 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-23 02:55:39,442 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-23 02:55:39,443 INFO L87 Difference]: Start difference. First operand 129 states. Second operand 2 states. [2018-11-23 02:55:39,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 02:55:39,468 INFO L93 Difference]: Finished difference Result 228 states and 281 transitions. [2018-11-23 02:55:39,468 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-23 02:55:39,469 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2018-11-23 02:55:39,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 02:55:39,477 INFO L225 Difference]: With dead ends: 228 [2018-11-23 02:55:39,477 INFO L226 Difference]: Without dead ends: 116 [2018-11-23 02:55:39,480 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-23 02:55:39,490 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2018-11-23 02:55:39,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 116. [2018-11-23 02:55:39,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 116 states. [2018-11-23 02:55:39,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 134 transitions. [2018-11-23 02:55:39,513 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 134 transitions. Word has length 59 [2018-11-23 02:55:39,514 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 02:55:39,514 INFO L480 AbstractCegarLoop]: Abstraction has 116 states and 134 transitions. [2018-11-23 02:55:39,514 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-23 02:55:39,514 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 134 transitions. [2018-11-23 02:55:39,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-23 02:55:39,516 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 02:55:39,516 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] [2018-11-23 02:55:39,516 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 02:55:39,516 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 02:55:39,516 INFO L82 PathProgramCache]: Analyzing trace with hash 455638355, now seen corresponding path program 1 times [2018-11-23 02:55:39,516 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 02:55:39,517 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 02:55:39,517 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 02:55:39,517 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 02:55:39,518 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 02:55:39,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:55:39,593 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 02:55:39,594 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 02:55:39,594 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 02:55:39,596 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 02:55:39,596 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 02:55:39,596 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 02:55:39,597 INFO L87 Difference]: Start difference. First operand 116 states and 134 transitions. Second operand 3 states. [2018-11-23 02:55:39,612 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 02:55:39,612 INFO L93 Difference]: Finished difference Result 173 states and 199 transitions. [2018-11-23 02:55:39,613 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 02:55:39,613 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2018-11-23 02:55:39,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 02:55:39,614 INFO L225 Difference]: With dead ends: 173 [2018-11-23 02:55:39,614 INFO L226 Difference]: Without dead ends: 107 [2018-11-23 02:55:39,615 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 02:55:39,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2018-11-23 02:55:39,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 107. [2018-11-23 02:55:39,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107 states. [2018-11-23 02:55:39,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 122 transitions. [2018-11-23 02:55:39,624 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 122 transitions. Word has length 60 [2018-11-23 02:55:39,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 02:55:39,624 INFO L480 AbstractCegarLoop]: Abstraction has 107 states and 122 transitions. [2018-11-23 02:55:39,624 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 02:55:39,624 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 122 transitions. [2018-11-23 02:55:39,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-23 02:55:39,625 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 02:55:39,625 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] [2018-11-23 02:55:39,625 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 02:55:39,625 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 02:55:39,626 INFO L82 PathProgramCache]: Analyzing trace with hash 579876913, now seen corresponding path program 1 times [2018-11-23 02:55:39,626 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 02:55:39,626 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 02:55:39,626 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 02:55:39,626 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 02:55:39,627 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 02:55:39,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:55:39,762 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 02:55:39,762 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 02:55:39,762 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-23 02:55:39,763 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-23 02:55:39,763 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-23 02:55:39,763 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-23 02:55:39,763 INFO L87 Difference]: Start difference. First operand 107 states and 122 transitions. Second operand 7 states. [2018-11-23 02:55:40,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 02:55:40,071 INFO L93 Difference]: Finished difference Result 186 states and 217 transitions. [2018-11-23 02:55:40,071 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-23 02:55:40,072 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 65 [2018-11-23 02:55:40,072 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 02:55:40,073 INFO L225 Difference]: With dead ends: 186 [2018-11-23 02:55:40,073 INFO L226 Difference]: Without dead ends: 107 [2018-11-23 02:55:40,073 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-23 02:55:40,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2018-11-23 02:55:40,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 107. [2018-11-23 02:55:40,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107 states. [2018-11-23 02:55:40,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 121 transitions. [2018-11-23 02:55:40,083 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 121 transitions. Word has length 65 [2018-11-23 02:55:40,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 02:55:40,085 INFO L480 AbstractCegarLoop]: Abstraction has 107 states and 121 transitions. [2018-11-23 02:55:40,085 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-23 02:55:40,085 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 121 transitions. [2018-11-23 02:55:40,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-11-23 02:55:40,087 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 02:55:40,087 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] [2018-11-23 02:55:40,087 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 02:55:40,088 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 02:55:40,088 INFO L82 PathProgramCache]: Analyzing trace with hash -2077834244, now seen corresponding path program 1 times [2018-11-23 02:55:40,088 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 02:55:40,088 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 02:55:40,089 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 02:55:40,089 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 02:55:40,089 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 02:55:40,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:55:40,194 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-23 02:55:40,194 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 02:55:40,194 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-23 02:55:40,195 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-23 02:55:40,195 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-23 02:55:40,195 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-23 02:55:40,195 INFO L87 Difference]: Start difference. First operand 107 states and 121 transitions. Second operand 7 states. [2018-11-23 02:55:40,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 02:55:40,603 INFO L93 Difference]: Finished difference Result 164 states and 192 transitions. [2018-11-23 02:55:40,603 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-23 02:55:40,604 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 73 [2018-11-23 02:55:40,604 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 02:55:40,604 INFO L225 Difference]: With dead ends: 164 [2018-11-23 02:55:40,604 INFO L226 Difference]: Without dead ends: 0 [2018-11-23 02:55:40,605 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2018-11-23 02:55:40,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-23 02:55:40,606 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-23 02:55:40,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-23 02:55:40,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-23 02:55:40,606 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 73 [2018-11-23 02:55:40,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 02:55:40,607 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 02:55:40,607 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-23 02:55:40,607 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 02:55:40,607 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 02:55:40,614 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-23 02:55:41,060 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 147 153) the Hoare annotation is: true [2018-11-23 02:55:41,061 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 147 153) no Hoare annotation was computed. [2018-11-23 02:55:41,061 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 154 162) no Hoare annotation was computed. [2018-11-23 02:55:41,061 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 154 162) the Hoare annotation is: true [2018-11-23 02:55:41,061 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 154 162) no Hoare annotation was computed. [2018-11-23 02:55:41,061 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 484 491) the Hoare annotation is: true [2018-11-23 02:55:41,061 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 484 491) no Hoare annotation was computed. [2018-11-23 02:55:41,061 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 484 491) no Hoare annotation was computed. [2018-11-23 02:55:41,061 INFO L448 ceAbstractionStarter]: For program point L497(line 497) no Hoare annotation was computed. [2018-11-23 02:55:41,062 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 492 501) the Hoare annotation is: true [2018-11-23 02:55:41,062 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 492 501) no Hoare annotation was computed. [2018-11-23 02:55:41,062 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 492 501) no Hoare annotation was computed. [2018-11-23 02:55:41,062 INFO L451 ceAbstractionStarter]: At program point L512(line 512) the Hoare annotation is: true [2018-11-23 02:55:41,062 INFO L448 ceAbstractionStarter]: For program point L512-1(line 512) no Hoare annotation was computed. [2018-11-23 02:55:41,062 INFO L448 ceAbstractionStarter]: For program point L510(lines 510 527) no Hoare annotation was computed. [2018-11-23 02:55:41,062 INFO L448 ceAbstractionStarter]: For program point L510-1(lines 502 530) no Hoare annotation was computed. [2018-11-23 02:55:41,062 INFO L451 ceAbstractionStarter]: At program point L508(line 508) the Hoare annotation is: true [2018-11-23 02:55:41,062 INFO L448 ceAbstractionStarter]: For program point L508-1(line 508) no Hoare annotation was computed. [2018-11-23 02:55:41,062 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 502 530) the Hoare annotation is: true [2018-11-23 02:55:41,062 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 502 530) no Hoare annotation was computed. [2018-11-23 02:55:41,062 INFO L444 ceAbstractionStarter]: At program point L517(line 517) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1))) [2018-11-23 02:55:41,063 INFO L448 ceAbstractionStarter]: For program point L515(lines 515 521) no Hoare annotation was computed. [2018-11-23 02:55:41,063 INFO L448 ceAbstractionStarter]: For program point L514(lines 514 524) no Hoare annotation was computed. [2018-11-23 02:55:41,063 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 458 480) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1))) [2018-11-23 02:55:41,063 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 458 480) no Hoare annotation was computed. [2018-11-23 02:55:41,063 INFO L444 ceAbstractionStarter]: At program point L470(line 470) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= main_~tmp~2 ~systemActive~0) (= 0 ~pumpRunning~0) (= ~systemActive~0 1))) [2018-11-23 02:55:41,063 INFO L444 ceAbstractionStarter]: At program point L470-1(line 470) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= main_~tmp~2 ~systemActive~0) (= 0 ~pumpRunning~0) (= ~systemActive~0 1))) [2018-11-23 02:55:41,063 INFO L448 ceAbstractionStarter]: For program point L468(lines 468 475) no Hoare annotation was computed. [2018-11-23 02:55:41,063 INFO L448 ceAbstractionStarter]: For program point L468-1(lines 468 475) no Hoare annotation was computed. [2018-11-23 02:55:41,063 INFO L448 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2018-11-23 02:55:41,063 INFO L444 ceAbstractionStarter]: At program point L465(line 465) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1))) [2018-11-23 02:55:41,064 INFO L444 ceAbstractionStarter]: At program point L464(line 464) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1))) [2018-11-23 02:55:41,064 INFO L444 ceAbstractionStarter]: At program point L464-1(line 464) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1))) [2018-11-23 02:55:41,064 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 458 480) no Hoare annotation was computed. [2018-11-23 02:55:41,064 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 330 338) no Hoare annotation was computed. [2018-11-23 02:55:41,064 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 330 338) the Hoare annotation is: true [2018-11-23 02:55:41,064 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 330 338) no Hoare annotation was computed. [2018-11-23 02:55:41,064 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 140 146) no Hoare annotation was computed. [2018-11-23 02:55:41,064 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 140 146) the Hoare annotation is: true [2018-11-23 02:55:41,064 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 447 457) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1))) [2018-11-23 02:55:41,064 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 447 457) no Hoare annotation was computed. [2018-11-23 02:55:41,064 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 447 457) no Hoare annotation was computed. [2018-11-23 02:55:41,064 INFO L444 ceAbstractionStarter]: At program point L452(line 452) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1))) [2018-11-23 02:55:41,064 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 319 329) the Hoare annotation is: true [2018-11-23 02:55:41,065 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 319 329) no Hoare annotation was computed. [2018-11-23 02:55:41,065 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 319 329) no Hoare annotation was computed. [2018-11-23 02:55:41,065 INFO L451 ceAbstractionStarter]: At program point L324(line 324) the Hoare annotation is: true [2018-11-23 02:55:41,065 INFO L448 ceAbstractionStarter]: For program point L324-1(line 324) no Hoare annotation was computed. [2018-11-23 02:55:41,065 INFO L451 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 311 318) the Hoare annotation is: true [2018-11-23 02:55:41,065 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 311 318) no Hoare annotation was computed. [2018-11-23 02:55:41,065 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 311 318) no Hoare annotation was computed. [2018-11-23 02:55:41,065 INFO L444 ceAbstractionStarter]: At program point L288(line 288) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2018-11-23 02:55:41,065 INFO L448 ceAbstractionStarter]: For program point L286(lines 286 294) no Hoare annotation was computed. [2018-11-23 02:55:41,065 INFO L444 ceAbstractionStarter]: At program point L284(line 284) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2018-11-23 02:55:41,065 INFO L448 ceAbstractionStarter]: For program point L284-1(line 284) no Hoare annotation was computed. [2018-11-23 02:55:41,065 INFO L448 ceAbstractionStarter]: For program point L282(lines 282 299) no Hoare annotation was computed. [2018-11-23 02:55:41,065 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 278 302) no Hoare annotation was computed. [2018-11-23 02:55:41,065 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 278 302) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-11-23 02:55:41,066 INFO L444 ceAbstractionStarter]: At program point L297(line 297) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-11-23 02:55:41,066 INFO L448 ceAbstractionStarter]: For program point L297-1(lines 278 302) no Hoare annotation was computed. [2018-11-23 02:55:41,066 INFO L444 ceAbstractionStarter]: At program point L292(line 292) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2018-11-23 02:55:41,066 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 270 276) no Hoare annotation was computed. [2018-11-23 02:55:41,066 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 270 276) the Hoare annotation is: true [2018-11-23 02:55:41,066 INFO L444 ceAbstractionStarter]: At program point L225(lines 176 226) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1))) [2018-11-23 02:55:41,066 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 167 232) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1))) [2018-11-23 02:55:41,066 INFO L448 ceAbstractionStarter]: For program point L215(lines 215 219) no Hoare annotation was computed. [2018-11-23 02:55:41,066 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 167 232) no Hoare annotation was computed. [2018-11-23 02:55:41,066 INFO L444 ceAbstractionStarter]: At program point L215-2(lines 207 220) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1))) [2018-11-23 02:55:41,066 INFO L448 ceAbstractionStarter]: For program point L178(lines 177 224) no Hoare annotation was computed. [2018-11-23 02:55:41,066 INFO L444 ceAbstractionStarter]: At program point L209(line 209) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1))) [2018-11-23 02:55:41,066 INFO L448 ceAbstractionStarter]: For program point L207(lines 207 220) no Hoare annotation was computed. [2018-11-23 02:55:41,067 INFO L444 ceAbstractionStarter]: At program point L199(line 199) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1))) [2018-11-23 02:55:41,067 INFO L448 ceAbstractionStarter]: For program point L197(lines 197 203) no Hoare annotation was computed. [2018-11-23 02:55:41,067 INFO L448 ceAbstractionStarter]: For program point L197-1(lines 197 203) no Hoare annotation was computed. [2018-11-23 02:55:41,067 INFO L444 ceAbstractionStarter]: At program point L222(lines 177 224) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1))) [2018-11-23 02:55:41,067 INFO L444 ceAbstractionStarter]: At program point L189(line 189) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1))) [2018-11-23 02:55:41,067 INFO L448 ceAbstractionStarter]: For program point L187(lines 187 193) no Hoare annotation was computed. [2018-11-23 02:55:41,067 INFO L448 ceAbstractionStarter]: For program point L187-1(lines 187 193) no Hoare annotation was computed. [2018-11-23 02:55:41,067 INFO L448 ceAbstractionStarter]: For program point L179(lines 179 183) no Hoare annotation was computed. [2018-11-23 02:55:41,067 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 167 232) no Hoare annotation was computed. [2018-11-23 02:55:41,067 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-23 02:55:41,067 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2018-11-23 02:55:41,067 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-23 02:55:41,067 INFO L451 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 116 124) the Hoare annotation is: true [2018-11-23 02:55:41,067 INFO L448 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 116 124) no Hoare annotation was computed. [2018-11-23 02:55:41,067 INFO L448 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 116 124) no Hoare annotation was computed. [2018-11-23 02:55:41,068 INFO L451 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 72 83) the Hoare annotation is: true [2018-11-23 02:55:41,068 INFO L448 ceAbstractionStarter]: For program point L76-1(lines 72 83) no Hoare annotation was computed. [2018-11-23 02:55:41,068 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 72 83) no Hoare annotation was computed. [2018-11-23 02:55:41,068 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 385 414) no Hoare annotation was computed. [2018-11-23 02:55:41,068 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 385 414) the Hoare annotation is: true [2018-11-23 02:55:41,068 INFO L451 ceAbstractionStarter]: At program point L410(lines 385 414) the Hoare annotation is: true [2018-11-23 02:55:41,068 INFO L448 ceAbstractionStarter]: For program point L406(line 406) no Hoare annotation was computed. [2018-11-23 02:55:41,068 INFO L448 ceAbstractionStarter]: For program point L399(lines 399 403) no Hoare annotation was computed. [2018-11-23 02:55:41,068 INFO L451 ceAbstractionStarter]: At program point L399-1(lines 399 403) the Hoare annotation is: true [2018-11-23 02:55:41,068 INFO L448 ceAbstractionStarter]: For program point L396(line 396) no Hoare annotation was computed. [2018-11-23 02:55:41,081 INFO L451 ceAbstractionStarter]: At program point L395-2(lines 395 409) the Hoare annotation is: true [2018-11-23 02:55:41,081 INFO L451 ceAbstractionStarter]: At program point L391(line 391) the Hoare annotation is: true [2018-11-23 02:55:41,081 INFO L448 ceAbstractionStarter]: For program point L391-1(line 391) no Hoare annotation was computed. [2018-11-23 02:55:41,081 INFO L444 ceAbstractionStarter]: At program point L257(lines 257 263) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-11-23 02:55:41,081 INFO L444 ceAbstractionStarter]: At program point L252(line 252) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2018-11-23 02:55:41,081 INFO L448 ceAbstractionStarter]: For program point L250(lines 246 268) no Hoare annotation was computed. [2018-11-23 02:55:41,082 INFO L448 ceAbstractionStarter]: For program point L248(lines 246 268) no Hoare annotation was computed. [2018-11-23 02:55:41,082 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 243 269) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-11-23 02:55:41,082 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 243 269) no Hoare annotation was computed. [2018-11-23 02:55:41,083 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 243 269) no Hoare annotation was computed. [2018-11-23 02:55:41,084 INFO L444 ceAbstractionStarter]: At program point L259(line 259) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-11-23 02:55:41,085 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 84 92) the Hoare annotation is: true [2018-11-23 02:55:41,085 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 84 92) no Hoare annotation was computed. [2018-11-23 02:55:41,085 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 84 92) no Hoare annotation was computed. [2018-11-23 02:55:41,086 INFO L451 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 48 59) the Hoare annotation is: true [2018-11-23 02:55:41,086 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 48 59) no Hoare annotation was computed. [2018-11-23 02:55:41,086 INFO L448 ceAbstractionStarter]: For program point L52-1(lines 48 59) no Hoare annotation was computed. [2018-11-23 02:55:41,086 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 439 445) no Hoare annotation was computed. [2018-11-23 02:55:41,086 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 439 445) the Hoare annotation is: true [2018-11-23 02:55:41,086 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-23 02:55:41,086 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) [2018-11-23 02:55:41,086 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-23 02:55:41,086 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-23 02:55:41,086 INFO L448 ceAbstractionStarter]: For program point startSystemEXIT(lines 375 382) no Hoare annotation was computed. [2018-11-23 02:55:41,087 INFO L444 ceAbstractionStarter]: At program point startSystemENTRY(lines 375 382) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= ~systemActive~0 1) (not (= |old(~systemActive~0)| 1))) [2018-11-23 02:55:41,087 INFO L448 ceAbstractionStarter]: For program point startSystemFINAL(lines 375 382) no Hoare annotation was computed. [2018-11-23 02:55:41,087 INFO L448 ceAbstractionStarter]: For program point L64-1(lines 60 71) no Hoare annotation was computed. [2018-11-23 02:55:41,087 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 60 71) no Hoare annotation was computed. [2018-11-23 02:55:41,087 INFO L451 ceAbstractionStarter]: At program point waterRiseENTRY(lines 60 71) the Hoare annotation is: true [2018-11-23 02:55:41,087 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 898 905) no Hoare annotation was computed. [2018-11-23 02:55:41,087 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 902) no Hoare annotation was computed. [2018-11-23 02:55:41,087 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 898 905) the Hoare annotation is: true [2018-11-23 02:55:41,087 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 898 905) no Hoare annotation was computed. [2018-11-23 02:55:41,098 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 02:55:41 BoogieIcfgContainer [2018-11-23 02:55:41,098 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 02:55:41,099 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 02:55:41,099 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 02:55:41,099 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 02:55:41,099 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:55:39" (3/4) ... [2018-11-23 02:55:41,102 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 02:55:41,108 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-23 02:55:41,108 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-23 02:55:41,108 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__1 [2018-11-23 02:55:41,108 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__2 [2018-11-23 02:55:41,108 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__3 [2018-11-23 02:55:41,108 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-23 02:55:41,108 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-23 02:55:41,108 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-23 02:55:41,108 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-23 02:55:41,108 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-23 02:55:41,108 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-23 02:55:41,109 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-23 02:55:41,109 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-23 02:55:41,109 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-23 02:55:41,109 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-23 02:55:41,109 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-23 02:55:41,109 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-23 02:55:41,109 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-23 02:55:41,109 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-23 02:55:41,109 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-23 02:55:41,109 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-23 02:55:41,109 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-23 02:55:41,110 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-11-23 02:55:41,110 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-23 02:55:41,110 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-23 02:55:41,115 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 44 nodes and edges [2018-11-23 02:55:41,116 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-11-23 02:55:41,116 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-11-23 02:55:41,116 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-11-23 02:55:41,117 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-23 02:55:41,117 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 02:55:41,117 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 02:55:41,136 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || ((0 == pumpRunning && systemActive == 1) && splverifierCounter == 0)) || !(\old(systemActive) == 1) [2018-11-23 02:55:41,137 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(0 == \old(pumpRunning)) || !(\old(systemActive) == 1) [2018-11-23 02:55:41,167 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_4b5333c3-7914-411d-8fea-ec1c50f0a625/bin-2019/uautomizer/witness.graphml [2018-11-23 02:55:41,167 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 02:55:41,168 INFO L168 Benchmark]: Toolchain (without parser) took 2792.82 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 238.6 MB). Free memory was 955.8 MB in the beginning and 1.2 GB in the end (delta: -260.7 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 02:55:41,169 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 02:55:41,169 INFO L168 Benchmark]: CACSL2BoogieTranslator took 359.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 180.4 MB). Free memory was 955.8 MB in the beginning and 1.2 GB in the end (delta: -212.9 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. [2018-11-23 02:55:41,171 INFO L168 Benchmark]: Boogie Procedure Inliner took 19.16 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 02:55:41,171 INFO L168 Benchmark]: Boogie Preprocessor took 23.06 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 11.5 GB. [2018-11-23 02:55:41,171 INFO L168 Benchmark]: RCFGBuilder took 394.78 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 47.7 MB). Peak memory consumption was 47.7 MB. Max. memory is 11.5 GB. [2018-11-23 02:55:41,171 INFO L168 Benchmark]: TraceAbstraction took 1923.84 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 58.2 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -108.6 MB). Peak memory consumption was 263.6 MB. Max. memory is 11.5 GB. [2018-11-23 02:55:41,172 INFO L168 Benchmark]: Witness Printer took 68.85 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 11.5 GB. [2018-11-23 02:55:41,175 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 359.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 180.4 MB). Free memory was 955.8 MB in the beginning and 1.2 GB in the end (delta: -212.9 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 19.16 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 23.06 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 11.5 GB. * RCFGBuilder took 394.78 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 47.7 MB). Peak memory consumption was 47.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1923.84 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 58.2 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -108.6 MB). Peak memory consumption was 263.6 MB. Max. memory is 11.5 GB. * Witness Printer took 68.85 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 902]: 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: 176]: Loop Invariant Derived loop invariant: !(0 == \old(pumpRunning)) || !(\old(systemActive) == 1) - InvariantResult [Line: 395]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || ((0 == pumpRunning && systemActive == 1) && splverifierCounter == 0)) || !(\old(systemActive) == 1) - InvariantResult [Line: 385]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 26 procedures, 129 locations, 1 error locations. SAFE Result, 1.8s OverallTime, 4 OverallIterations, 2 TraceHistogramMax, 0.7s AutomataDifference, 0.0s DeadEndRemovalTime, 0.4s HoareAnnotationTime, HoareTripleCheckerStatistics: 455 SDtfs, 206 SDslu, 471 SDs, 0 SdLazy, 296 SolverSat, 70 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 35 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=129occurred in iteration=0, 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: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 54 LocationsWithAnnotation, 175 PreInvPairs, 183 NumberOfFragments, 407 HoareAnnotationTreeSize, 175 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 54 FomulaSimplificationsInter, 336 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 257 NumberOfCodeBlocks, 257 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 253 ConstructedInterpolants, 0 QuantifiedInterpolants, 27417 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...