./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product55.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_aa82e7cd-f9da-49f7-a514-91229274b40f/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_aa82e7cd-f9da-49f7-a514-91229274b40f/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_aa82e7cd-f9da-49f7-a514-91229274b40f/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_aa82e7cd-f9da-49f7-a514-91229274b40f/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product55.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_aa82e7cd-f9da-49f7-a514-91229274b40f/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_aa82e7cd-f9da-49f7-a514-91229274b40f/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5a303cc650f696ad71f04e0b60c5ac6485d0c198 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-30 01:01:19,752 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 01:01:19,754 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 01:01:19,821 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 01:01:19,822 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 01:01:19,823 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 01:01:19,825 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 01:01:19,827 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 01:01:19,829 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 01:01:19,831 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 01:01:19,844 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 01:01:19,847 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 01:01:19,848 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 01:01:19,855 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 01:01:19,856 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 01:01:19,858 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 01:01:19,859 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 01:01:19,862 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 01:01:19,867 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 01:01:19,874 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 01:01:19,876 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 01:01:19,878 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 01:01:19,880 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 01:01:19,881 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 01:01:19,884 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 01:01:19,884 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 01:01:19,885 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 01:01:19,887 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 01:01:19,887 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 01:01:19,894 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 01:01:19,894 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 01:01:19,896 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 01:01:19,897 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 01:01:19,898 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 01:01:19,899 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 01:01:19,900 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 01:01:19,900 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 01:01:19,901 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 01:01:19,901 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 01:01:19,902 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 01:01:19,902 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 01:01:19,905 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_aa82e7cd-f9da-49f7-a514-91229274b40f/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-11-30 01:01:19,947 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 01:01:19,956 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 01:01:19,957 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 01:01:19,958 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 01:01:19,958 INFO L138 SettingsManager]: * Use SBE=true [2020-11-30 01:01:19,958 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 01:01:19,958 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-30 01:01:19,958 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 01:01:19,959 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-30 01:01:19,959 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 01:01:19,959 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 01:01:19,959 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 01:01:19,959 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 01:01:19,960 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-30 01:01:19,960 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 01:01:19,960 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 01:01:19,960 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 01:01:19,960 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 01:01:19,961 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-30 01:01:19,961 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 01:01:19,961 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-30 01:01:19,961 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 01:01:19,961 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 01:01:19,962 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 01:01:19,962 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 01:01:19,962 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-30 01:01:19,962 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-30 01:01:19,962 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 01:01:19,963 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 01:01:19,963 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_aa82e7cd-f9da-49f7-a514-91229274b40f/bin/uautomizer/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_aa82e7cd-f9da-49f7-a514-91229274b40f/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5a303cc650f696ad71f04e0b60c5ac6485d0c198 [2020-11-30 01:01:20,246 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 01:01:20,273 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 01:01:20,275 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 01:01:20,276 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 01:01:20,280 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 01:01:20,281 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_aa82e7cd-f9da-49f7-a514-91229274b40f/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec2_product55.cil.c [2020-11-30 01:01:20,373 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_aa82e7cd-f9da-49f7-a514-91229274b40f/bin/uautomizer/data/7c67cbf21/53e13e31463942d88c073fe68d53c582/FLAGea967f7d0 [2020-11-30 01:01:20,866 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 01:01:20,880 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_aa82e7cd-f9da-49f7-a514-91229274b40f/sv-benchmarks/c/product-lines/minepump_spec2_product55.cil.c [2020-11-30 01:01:20,893 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_aa82e7cd-f9da-49f7-a514-91229274b40f/bin/uautomizer/data/7c67cbf21/53e13e31463942d88c073fe68d53c582/FLAGea967f7d0 [2020-11-30 01:01:21,203 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_aa82e7cd-f9da-49f7-a514-91229274b40f/bin/uautomizer/data/7c67cbf21/53e13e31463942d88c073fe68d53c582 [2020-11-30 01:01:21,206 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 01:01:21,207 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 01:01:21,209 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 01:01:21,209 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 01:01:21,212 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 01:01:21,212 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:01:21" (1/1) ... [2020-11-30 01:01:21,214 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c097196 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:01:21, skipping insertion in model container [2020-11-30 01:01:21,214 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:01:21" (1/1) ... [2020-11-30 01:01:21,225 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 01:01:21,279 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 01:01:21,577 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 01:01:21,587 INFO L203 MainTranslator]: Completed pre-run [2020-11-30 01:01:21,675 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 01:01:21,715 INFO L208 MainTranslator]: Completed translation [2020-11-30 01:01:21,715 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:01:21 WrapperNode [2020-11-30 01:01:21,715 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 01:01:21,716 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-30 01:01:21,717 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-30 01:01:21,717 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-30 01:01:21,725 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:01:21" (1/1) ... [2020-11-30 01:01:21,742 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:01:21" (1/1) ... [2020-11-30 01:01:21,804 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-30 01:01:21,804 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-30 01:01:21,805 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-30 01:01:21,805 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-30 01:01:21,814 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:01:21" (1/1) ... [2020-11-30 01:01:21,814 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:01:21" (1/1) ... [2020-11-30 01:01:21,831 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:01:21" (1/1) ... [2020-11-30 01:01:21,831 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:01:21" (1/1) ... [2020-11-30 01:01:21,860 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:01:21" (1/1) ... [2020-11-30 01:01:21,898 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:01:21" (1/1) ... [2020-11-30 01:01:21,902 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:01:21" (1/1) ... [2020-11-30 01:01:21,923 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-30 01:01:21,924 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-30 01:01:21,924 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-30 01:01:21,924 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-30 01:01:21,941 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:01:21" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_aa82e7cd-f9da-49f7-a514-91229274b40f/bin/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 [2020-11-30 01:01:22,007 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-30 01:01:22,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-30 01:01:22,007 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-30 01:01:22,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-30 01:01:23,242 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-30 01:01:23,242 INFO L298 CfgBuilder]: Removed 288 assume(true) statements. [2020-11-30 01:01:23,244 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:01:23 BoogieIcfgContainer [2020-11-30 01:01:23,244 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-30 01:01:23,246 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-30 01:01:23,246 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-30 01:01:23,253 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-30 01:01:23,253 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.11 01:01:21" (1/3) ... [2020-11-30 01:01:23,254 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b55964f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 01:01:23, skipping insertion in model container [2020-11-30 01:01:23,254 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:01:21" (2/3) ... [2020-11-30 01:01:23,254 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b55964f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 01:01:23, skipping insertion in model container [2020-11-30 01:01:23,255 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:01:23" (3/3) ... [2020-11-30 01:01:23,256 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product55.cil.c [2020-11-30 01:01:23,270 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-30 01:01:23,275 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-11-30 01:01:23,287 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-11-30 01:01:23,326 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-30 01:01:23,326 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-30 01:01:23,327 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-30 01:01:23,327 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-30 01:01:23,327 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-30 01:01:23,328 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-30 01:01:23,328 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-30 01:01:23,328 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-30 01:01:23,353 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states. [2020-11-30 01:01:23,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-30 01:01:23,361 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:01:23,362 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:01:23,362 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:01:23,369 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:01:23,369 INFO L82 PathProgramCache]: Analyzing trace with hash 438337188, now seen corresponding path program 1 times [2020-11-30 01:01:23,378 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:01:23,379 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [738466401] [2020-11-30 01:01:23,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:01:23,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:01:23,618 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:01:23,618 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [738466401] [2020-11-30 01:01:23,619 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:01:23,619 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-30 01:01:23,620 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1036955310] [2020-11-30 01:01:23,625 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-11-30 01:01:23,626 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:01:23,639 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-30 01:01:23,640 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-30 01:01:23,642 INFO L87 Difference]: Start difference. First operand 198 states. Second operand 2 states. [2020-11-30 01:01:23,704 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:01:23,708 INFO L93 Difference]: Finished difference Result 386 states and 591 transitions. [2020-11-30 01:01:23,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-30 01:01:23,710 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2020-11-30 01:01:23,710 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:01:23,730 INFO L225 Difference]: With dead ends: 386 [2020-11-30 01:01:23,730 INFO L226 Difference]: Without dead ends: 191 [2020-11-30 01:01:23,744 INFO L677 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 [2020-11-30 01:01:23,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states. [2020-11-30 01:01:23,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 191. [2020-11-30 01:01:23,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 191 states. [2020-11-30 01:01:23,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 286 transitions. [2020-11-30 01:01:23,797 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 286 transitions. Word has length 18 [2020-11-30 01:01:23,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:01:23,798 INFO L481 AbstractCegarLoop]: Abstraction has 191 states and 286 transitions. [2020-11-30 01:01:23,798 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-11-30 01:01:23,798 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 286 transitions. [2020-11-30 01:01:23,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-11-30 01:01:23,800 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:01:23,800 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:01:23,800 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-30 01:01:23,801 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:01:23,801 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:01:23,801 INFO L82 PathProgramCache]: Analyzing trace with hash 219501219, now seen corresponding path program 1 times [2020-11-30 01:01:23,802 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:01:23,802 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1333260151] [2020-11-30 01:01:23,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:01:23,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:01:23,922 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:01:23,923 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1333260151] [2020-11-30 01:01:23,923 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:01:23,923 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 01:01:23,923 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [849041069] [2020-11-30 01:01:23,925 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:01:23,925 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:01:23,926 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:01:23,926 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:01:23,926 INFO L87 Difference]: Start difference. First operand 191 states and 286 transitions. Second operand 3 states. [2020-11-30 01:01:23,943 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:01:23,943 INFO L93 Difference]: Finished difference Result 191 states and 286 transitions. [2020-11-30 01:01:23,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:01:23,944 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2020-11-30 01:01:23,944 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:01:23,945 INFO L225 Difference]: With dead ends: 191 [2020-11-30 01:01:23,945 INFO L226 Difference]: Without dead ends: 75 [2020-11-30 01:01:23,946 INFO L677 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 [2020-11-30 01:01:23,947 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2020-11-30 01:01:23,953 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2020-11-30 01:01:23,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75 states. [2020-11-30 01:01:23,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 111 transitions. [2020-11-30 01:01:23,954 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 111 transitions. Word has length 19 [2020-11-30 01:01:23,954 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:01:23,954 INFO L481 AbstractCegarLoop]: Abstraction has 75 states and 111 transitions. [2020-11-30 01:01:23,954 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:01:23,955 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 111 transitions. [2020-11-30 01:01:23,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-30 01:01:23,961 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:01:23,961 INFO L422 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] [2020-11-30 01:01:23,962 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-30 01:01:23,962 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:01:23,963 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:01:23,963 INFO L82 PathProgramCache]: Analyzing trace with hash 359640127, now seen corresponding path program 1 times [2020-11-30 01:01:23,964 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:01:23,964 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1636821960] [2020-11-30 01:01:23,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:01:24,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:01:24,103 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:01:24,104 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1636821960] [2020-11-30 01:01:24,104 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:01:24,104 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-30 01:01:24,104 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [336103991] [2020-11-30 01:01:24,105 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-30 01:01:24,105 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:01:24,105 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-30 01:01:24,106 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-11-30 01:01:24,106 INFO L87 Difference]: Start difference. First operand 75 states and 111 transitions. Second operand 6 states. [2020-11-30 01:01:24,362 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:01:24,362 INFO L93 Difference]: Finished difference Result 235 states and 355 transitions. [2020-11-30 01:01:24,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-30 01:01:24,364 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 24 [2020-11-30 01:01:24,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:01:24,366 INFO L225 Difference]: With dead ends: 235 [2020-11-30 01:01:24,366 INFO L226 Difference]: Without dead ends: 167 [2020-11-30 01:01:24,367 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-11-30 01:01:24,368 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2020-11-30 01:01:24,388 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 95. [2020-11-30 01:01:24,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2020-11-30 01:01:24,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 142 transitions. [2020-11-30 01:01:24,393 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 142 transitions. Word has length 24 [2020-11-30 01:01:24,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:01:24,394 INFO L481 AbstractCegarLoop]: Abstraction has 95 states and 142 transitions. [2020-11-30 01:01:24,394 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-30 01:01:24,394 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 142 transitions. [2020-11-30 01:01:24,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-11-30 01:01:24,395 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:01:24,395 INFO L422 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] [2020-11-30 01:01:24,396 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-30 01:01:24,396 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:01:24,396 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:01:24,396 INFO L82 PathProgramCache]: Analyzing trace with hash 1777034885, now seen corresponding path program 1 times [2020-11-30 01:01:24,397 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:01:24,397 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [359920403] [2020-11-30 01:01:24,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:01:24,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:01:24,495 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:01:24,495 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [359920403] [2020-11-30 01:01:24,495 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:01:24,495 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-30 01:01:24,496 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [219389688] [2020-11-30 01:01:24,496 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:01:24,496 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:01:24,497 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:01:24,497 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:01:24,497 INFO L87 Difference]: Start difference. First operand 95 states and 142 transitions. Second operand 3 states. [2020-11-30 01:01:24,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:01:24,551 INFO L93 Difference]: Finished difference Result 193 states and 291 transitions. [2020-11-30 01:01:24,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:01:24,552 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 27 [2020-11-30 01:01:24,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:01:24,553 INFO L225 Difference]: With dead ends: 193 [2020-11-30 01:01:24,553 INFO L226 Difference]: Without dead ends: 105 [2020-11-30 01:01:24,554 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:01:24,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2020-11-30 01:01:24,570 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 103. [2020-11-30 01:01:24,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2020-11-30 01:01:24,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 148 transitions. [2020-11-30 01:01:24,571 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 148 transitions. Word has length 27 [2020-11-30 01:01:24,571 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:01:24,571 INFO L481 AbstractCegarLoop]: Abstraction has 103 states and 148 transitions. [2020-11-30 01:01:24,571 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:01:24,571 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 148 transitions. [2020-11-30 01:01:24,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-11-30 01:01:24,575 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:01:24,575 INFO L422 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] [2020-11-30 01:01:24,575 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-30 01:01:24,576 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:01:24,576 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:01:24,576 INFO L82 PathProgramCache]: Analyzing trace with hash 681148104, now seen corresponding path program 1 times [2020-11-30 01:01:24,577 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:01:24,577 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1476991186] [2020-11-30 01:01:24,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:01:24,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:01:24,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:01:24,686 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1476991186] [2020-11-30 01:01:24,686 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:01:24,686 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-30 01:01:24,686 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1159541341] [2020-11-30 01:01:24,686 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-30 01:01:24,686 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:01:24,687 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-30 01:01:24,687 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-30 01:01:24,687 INFO L87 Difference]: Start difference. First operand 103 states and 148 transitions. Second operand 5 states. [2020-11-30 01:01:24,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:01:24,782 INFO L93 Difference]: Finished difference Result 492 states and 716 transitions. [2020-11-30 01:01:24,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-11-30 01:01:24,782 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 27 [2020-11-30 01:01:24,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:01:24,785 INFO L225 Difference]: With dead ends: 492 [2020-11-30 01:01:24,785 INFO L226 Difference]: Without dead ends: 396 [2020-11-30 01:01:24,786 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-11-30 01:01:24,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 396 states. [2020-11-30 01:01:24,811 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 396 to 188. [2020-11-30 01:01:24,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 188 states. [2020-11-30 01:01:24,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 188 states and 267 transitions. [2020-11-30 01:01:24,825 INFO L78 Accepts]: Start accepts. Automaton has 188 states and 267 transitions. Word has length 27 [2020-11-30 01:01:24,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:01:24,826 INFO L481 AbstractCegarLoop]: Abstraction has 188 states and 267 transitions. [2020-11-30 01:01:24,826 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-30 01:01:24,826 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 267 transitions. [2020-11-30 01:01:24,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-11-30 01:01:24,829 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:01:24,829 INFO L422 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] [2020-11-30 01:01:24,829 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-30 01:01:24,830 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:01:24,830 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:01:24,830 INFO L82 PathProgramCache]: Analyzing trace with hash -752997056, now seen corresponding path program 1 times [2020-11-30 01:01:24,830 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:01:24,831 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [509051034] [2020-11-30 01:01:24,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:01:24,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:01:24,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:01:24,934 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [509051034] [2020-11-30 01:01:24,934 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:01:24,934 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-30 01:01:24,935 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1887915358] [2020-11-30 01:01:24,935 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-30 01:01:24,935 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:01:24,936 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-30 01:01:24,936 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-30 01:01:24,936 INFO L87 Difference]: Start difference. First operand 188 states and 267 transitions. Second operand 5 states. [2020-11-30 01:01:25,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:01:25,117 INFO L93 Difference]: Finished difference Result 703 states and 1003 transitions. [2020-11-30 01:01:25,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-11-30 01:01:25,118 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 28 [2020-11-30 01:01:25,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:01:25,121 INFO L225 Difference]: With dead ends: 703 [2020-11-30 01:01:25,121 INFO L226 Difference]: Without dead ends: 522 [2020-11-30 01:01:25,122 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-11-30 01:01:25,123 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 522 states. [2020-11-30 01:01:25,143 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 522 to 186. [2020-11-30 01:01:25,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 186 states. [2020-11-30 01:01:25,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 186 states and 261 transitions. [2020-11-30 01:01:25,144 INFO L78 Accepts]: Start accepts. Automaton has 186 states and 261 transitions. Word has length 28 [2020-11-30 01:01:25,144 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:01:25,145 INFO L481 AbstractCegarLoop]: Abstraction has 186 states and 261 transitions. [2020-11-30 01:01:25,145 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-30 01:01:25,145 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 261 transitions. [2020-11-30 01:01:25,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-11-30 01:01:25,147 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:01:25,147 INFO L422 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] [2020-11-30 01:01:25,147 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-11-30 01:01:25,147 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:01:25,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:01:25,148 INFO L82 PathProgramCache]: Analyzing trace with hash 1409801979, now seen corresponding path program 1 times [2020-11-30 01:01:25,148 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:01:25,148 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [697310582] [2020-11-30 01:01:25,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:01:25,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:01:25,206 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:01:25,207 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [697310582] [2020-11-30 01:01:25,207 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:01:25,207 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-30 01:01:25,207 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1737766110] [2020-11-30 01:01:25,207 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-30 01:01:25,208 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:01:25,208 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-30 01:01:25,208 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-30 01:01:25,208 INFO L87 Difference]: Start difference. First operand 186 states and 261 transitions. Second operand 5 states. [2020-11-30 01:01:25,339 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:01:25,340 INFO L93 Difference]: Finished difference Result 537 states and 745 transitions. [2020-11-30 01:01:25,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-30 01:01:25,340 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2020-11-30 01:01:25,341 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:01:25,343 INFO L225 Difference]: With dead ends: 537 [2020-11-30 01:01:25,343 INFO L226 Difference]: Without dead ends: 358 [2020-11-30 01:01:25,344 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-11-30 01:01:25,344 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 358 states. [2020-11-30 01:01:25,377 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 358 to 204. [2020-11-30 01:01:25,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 204 states. [2020-11-30 01:01:25,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 279 transitions. [2020-11-30 01:01:25,378 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 279 transitions. Word has length 34 [2020-11-30 01:01:25,379 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:01:25,379 INFO L481 AbstractCegarLoop]: Abstraction has 204 states and 279 transitions. [2020-11-30 01:01:25,379 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-30 01:01:25,379 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 279 transitions. [2020-11-30 01:01:25,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-11-30 01:01:25,384 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:01:25,384 INFO L422 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] [2020-11-30 01:01:25,384 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-11-30 01:01:25,384 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:01:25,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:01:25,385 INFO L82 PathProgramCache]: Analyzing trace with hash 2110866557, now seen corresponding path program 1 times [2020-11-30 01:01:25,385 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:01:25,386 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [423454137] [2020-11-30 01:01:25,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:01:25,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:01:25,491 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:01:25,492 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [423454137] [2020-11-30 01:01:25,492 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:01:25,492 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-11-30 01:01:25,492 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1414479986] [2020-11-30 01:01:25,493 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-30 01:01:25,493 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:01:25,494 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-30 01:01:25,494 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-11-30 01:01:25,494 INFO L87 Difference]: Start difference. First operand 204 states and 279 transitions. Second operand 6 states. [2020-11-30 01:01:25,630 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:01:25,630 INFO L93 Difference]: Finished difference Result 587 states and 795 transitions. [2020-11-30 01:01:25,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-11-30 01:01:25,631 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 34 [2020-11-30 01:01:25,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:01:25,633 INFO L225 Difference]: With dead ends: 587 [2020-11-30 01:01:25,633 INFO L226 Difference]: Without dead ends: 390 [2020-11-30 01:01:25,634 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2020-11-30 01:01:25,635 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 390 states. [2020-11-30 01:01:25,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 390 to 216. [2020-11-30 01:01:25,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 216 states. [2020-11-30 01:01:25,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 291 transitions. [2020-11-30 01:01:25,669 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 291 transitions. Word has length 34 [2020-11-30 01:01:25,669 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:01:25,669 INFO L481 AbstractCegarLoop]: Abstraction has 216 states and 291 transitions. [2020-11-30 01:01:25,669 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-30 01:01:25,669 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 291 transitions. [2020-11-30 01:01:25,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-11-30 01:01:25,672 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:01:25,672 INFO L422 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] [2020-11-30 01:01:25,673 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-11-30 01:01:25,674 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:01:25,674 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:01:25,674 INFO L82 PathProgramCache]: Analyzing trace with hash 1524060543, now seen corresponding path program 1 times [2020-11-30 01:01:25,674 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:01:25,675 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [629887149] [2020-11-30 01:01:25,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:01:25,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:01:25,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:01:25,731 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [629887149] [2020-11-30 01:01:25,732 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:01:25,732 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-30 01:01:25,732 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1585381504] [2020-11-30 01:01:25,732 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:01:25,733 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:01:25,733 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:01:25,733 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:01:25,733 INFO L87 Difference]: Start difference. First operand 216 states and 291 transitions. Second operand 3 states. [2020-11-30 01:01:25,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:01:25,785 INFO L93 Difference]: Finished difference Result 515 states and 693 transitions. [2020-11-30 01:01:25,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:01:25,785 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 34 [2020-11-30 01:01:25,786 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:01:25,787 INFO L225 Difference]: With dead ends: 515 [2020-11-30 01:01:25,787 INFO L226 Difference]: Without dead ends: 306 [2020-11-30 01:01:25,788 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:01:25,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 306 states. [2020-11-30 01:01:25,820 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 306 to 306. [2020-11-30 01:01:25,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 306 states. [2020-11-30 01:01:25,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 306 states and 403 transitions. [2020-11-30 01:01:25,822 INFO L78 Accepts]: Start accepts. Automaton has 306 states and 403 transitions. Word has length 34 [2020-11-30 01:01:25,822 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:01:25,823 INFO L481 AbstractCegarLoop]: Abstraction has 306 states and 403 transitions. [2020-11-30 01:01:25,823 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:01:25,823 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 403 transitions. [2020-11-30 01:01:25,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-11-30 01:01:25,824 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:01:25,825 INFO L422 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] [2020-11-30 01:01:25,825 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-11-30 01:01:25,825 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:01:25,826 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:01:25,826 INFO L82 PathProgramCache]: Analyzing trace with hash 128114367, now seen corresponding path program 1 times [2020-11-30 01:01:25,826 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:01:25,826 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [544627537] [2020-11-30 01:01:25,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:01:25,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:01:25,897 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:01:25,898 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [544627537] [2020-11-30 01:01:25,898 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:01:25,898 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 01:01:25,898 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [32767326] [2020-11-30 01:01:25,899 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:01:25,899 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:01:25,899 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:01:25,899 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:01:25,900 INFO L87 Difference]: Start difference. First operand 306 states and 403 transitions. Second operand 3 states. [2020-11-30 01:01:25,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:01:25,979 INFO L93 Difference]: Finished difference Result 459 states and 606 transitions. [2020-11-30 01:01:25,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:01:25,980 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 35 [2020-11-30 01:01:25,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:01:25,983 INFO L225 Difference]: With dead ends: 459 [2020-11-30 01:01:25,983 INFO L226 Difference]: Without dead ends: 457 [2020-11-30 01:01:25,983 INFO L677 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 [2020-11-30 01:01:25,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 457 states. [2020-11-30 01:01:26,025 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 457 to 364. [2020-11-30 01:01:26,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 364 states. [2020-11-30 01:01:26,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 364 states and 488 transitions. [2020-11-30 01:01:26,027 INFO L78 Accepts]: Start accepts. Automaton has 364 states and 488 transitions. Word has length 35 [2020-11-30 01:01:26,027 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:01:26,027 INFO L481 AbstractCegarLoop]: Abstraction has 364 states and 488 transitions. [2020-11-30 01:01:26,027 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:01:26,027 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 488 transitions. [2020-11-30 01:01:26,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-11-30 01:01:26,028 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:01:26,029 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:01:26,029 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-11-30 01:01:26,029 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:01:26,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:01:26,029 INFO L82 PathProgramCache]: Analyzing trace with hash 1849168671, now seen corresponding path program 1 times [2020-11-30 01:01:26,030 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:01:26,030 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [291689864] [2020-11-30 01:01:26,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:01:26,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:01:26,115 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:01:26,115 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [291689864] [2020-11-30 01:01:26,115 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:01:26,115 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-30 01:01:26,116 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1704103656] [2020-11-30 01:01:26,116 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-30 01:01:26,116 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:01:26,117 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-30 01:01:26,117 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-30 01:01:26,117 INFO L87 Difference]: Start difference. First operand 364 states and 488 transitions. Second operand 5 states. [2020-11-30 01:01:26,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:01:26,251 INFO L93 Difference]: Finished difference Result 571 states and 779 transitions. [2020-11-30 01:01:26,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-30 01:01:26,251 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 60 [2020-11-30 01:01:26,252 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:01:26,253 INFO L225 Difference]: With dead ends: 571 [2020-11-30 01:01:26,253 INFO L226 Difference]: Without dead ends: 304 [2020-11-30 01:01:26,254 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-11-30 01:01:26,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 304 states. [2020-11-30 01:01:26,286 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 304 to 304. [2020-11-30 01:01:26,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 304 states. [2020-11-30 01:01:26,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 304 states and 395 transitions. [2020-11-30 01:01:26,288 INFO L78 Accepts]: Start accepts. Automaton has 304 states and 395 transitions. Word has length 60 [2020-11-30 01:01:26,288 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:01:26,288 INFO L481 AbstractCegarLoop]: Abstraction has 304 states and 395 transitions. [2020-11-30 01:01:26,288 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-30 01:01:26,288 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 395 transitions. [2020-11-30 01:01:26,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-11-30 01:01:26,289 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:01:26,289 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-11-30 01:01:26,289 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-11-30 01:01:26,290 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:01:26,290 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:01:26,290 INFO L82 PathProgramCache]: Analyzing trace with hash 1765557353, now seen corresponding path program 1 times [2020-11-30 01:01:26,290 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:01:26,290 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [986140616] [2020-11-30 01:01:26,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:01:26,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:01:26,331 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-11-30 01:01:26,331 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [986140616] [2020-11-30 01:01:26,331 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:01:26,331 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 01:01:26,332 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [48169753] [2020-11-30 01:01:26,332 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:01:26,332 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:01:26,333 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:01:26,333 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:01:26,333 INFO L87 Difference]: Start difference. First operand 304 states and 395 transitions. Second operand 3 states. [2020-11-30 01:01:26,458 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:01:26,458 INFO L93 Difference]: Finished difference Result 600 states and 779 transitions. [2020-11-30 01:01:26,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:01:26,459 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 63 [2020-11-30 01:01:26,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:01:26,460 INFO L225 Difference]: With dead ends: 600 [2020-11-30 01:01:26,460 INFO L226 Difference]: Without dead ends: 213 [2020-11-30 01:01:26,461 INFO L677 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 [2020-11-30 01:01:26,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 213 states. [2020-11-30 01:01:26,481 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 213 to 213. [2020-11-30 01:01:26,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 213 states. [2020-11-30 01:01:26,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 213 states and 267 transitions. [2020-11-30 01:01:26,483 INFO L78 Accepts]: Start accepts. Automaton has 213 states and 267 transitions. Word has length 63 [2020-11-30 01:01:26,484 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:01:26,484 INFO L481 AbstractCegarLoop]: Abstraction has 213 states and 267 transitions. [2020-11-30 01:01:26,484 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:01:26,484 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 267 transitions. [2020-11-30 01:01:26,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-11-30 01:01:26,485 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:01:26,485 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-11-30 01:01:26,485 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-11-30 01:01:26,485 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:01:26,486 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:01:26,486 INFO L82 PathProgramCache]: Analyzing trace with hash 776520708, now seen corresponding path program 1 times [2020-11-30 01:01:26,486 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:01:26,486 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [774968337] [2020-11-30 01:01:26,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:01:26,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:01:26,610 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-30 01:01:26,611 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [774968337] [2020-11-30 01:01:26,611 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:01:26,611 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-11-30 01:01:26,611 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1953263988] [2020-11-30 01:01:26,612 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-30 01:01:26,612 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:01:26,612 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-30 01:01:26,612 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-11-30 01:01:26,613 INFO L87 Difference]: Start difference. First operand 213 states and 267 transitions. Second operand 6 states. [2020-11-30 01:01:26,869 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:01:26,870 INFO L93 Difference]: Finished difference Result 678 states and 848 transitions. [2020-11-30 01:01:26,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-11-30 01:01:26,873 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 63 [2020-11-30 01:01:26,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:01:26,873 INFO L225 Difference]: With dead ends: 678 [2020-11-30 01:01:26,873 INFO L226 Difference]: Without dead ends: 0 [2020-11-30 01:01:26,875 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2020-11-30 01:01:26,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-30 01:01:26,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-30 01:01:26,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-30 01:01:26,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-30 01:01:26,876 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 63 [2020-11-30 01:01:26,876 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:01:26,876 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-30 01:01:26,876 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-30 01:01:26,877 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-30 01:01:26,877 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-30 01:01:26,877 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-11-30 01:01:26,879 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-30 01:01:27,068 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 113 [2020-11-30 01:01:27,560 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 130 [2020-11-30 01:01:27,748 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 130 [2020-11-30 01:01:27,954 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 142 [2020-11-30 01:01:28,323 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 151 [2020-11-30 01:01:28,983 WARN L193 SmtUtils]: Spent 531.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 38 [2020-11-30 01:01:29,592 WARN L193 SmtUtils]: Spent 564.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 33 [2020-11-30 01:01:29,762 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 25 [2020-11-30 01:01:30,134 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 34 [2020-11-30 01:01:30,366 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 29 [2020-11-30 01:01:30,604 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 30 [2020-11-30 01:01:31,376 WARN L193 SmtUtils]: Spent 695.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 32 [2020-11-30 01:01:31,870 WARN L193 SmtUtils]: Spent 482.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 31 [2020-11-30 01:01:32,623 WARN L193 SmtUtils]: Spent 750.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 30 [2020-11-30 01:01:33,135 WARN L193 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 38 [2020-11-30 01:01:33,327 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 27 [2020-11-30 01:01:33,908 WARN L193 SmtUtils]: Spent 579.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 30 [2020-11-30 01:01:33,914 INFO L274 CegarLoopResult]: For program point L993(lines 993 1000) no Hoare annotation was computed. [2020-11-30 01:01:33,914 INFO L277 CegarLoopResult]: At program point L993-1(lines 993 1000) the Hoare annotation is: true [2020-11-30 01:01:33,914 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-30 01:01:33,914 INFO L270 CegarLoopResult]: At program point L465(lines 450 468) the Hoare annotation is: false [2020-11-30 01:01:33,914 INFO L270 CegarLoopResult]: At program point L465-1(lines 450 468) the Hoare annotation is: false [2020-11-30 01:01:33,914 INFO L270 CegarLoopResult]: At program point L465-2(lines 450 468) the Hoare annotation is: false [2020-11-30 01:01:33,914 INFO L270 CegarLoopResult]: At program point L465-3(lines 450 468) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 1)) (.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0) (not (= ULTIMATE.start_isHighWaterLevel_~tmp~4 0)) .cse2 (= |ULTIMATE.start_isHighWaterLevel_#res| 0) .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~methAndRunningLastTime~0 0)) (and .cse0 (= ~methaneLevelCritical~0 0) .cse2 .cse3 .cse4 .cse5))) [2020-11-30 01:01:33,914 INFO L270 CegarLoopResult]: At program point L465-4(lines 450 468) the Hoare annotation is: false [2020-11-30 01:01:33,915 INFO L270 CegarLoopResult]: At program point L465-5(lines 450 468) the Hoare annotation is: false [2020-11-30 01:01:33,915 INFO L270 CegarLoopResult]: At program point L465-6(lines 450 468) the Hoare annotation is: false [2020-11-30 01:01:33,915 INFO L274 CegarLoopResult]: For program point L234(lines 234 247) no Hoare annotation was computed. [2020-11-30 01:01:33,915 INFO L270 CegarLoopResult]: At program point L465-7(lines 450 468) the Hoare annotation is: false [2020-11-30 01:01:33,915 INFO L270 CegarLoopResult]: At program point L465-8(lines 450 468) the Hoare annotation is: false [2020-11-30 01:01:33,915 INFO L270 CegarLoopResult]: At program point L465-9(lines 450 468) the Hoare annotation is: false [2020-11-30 01:01:33,915 INFO L270 CegarLoopResult]: At program point L465-10(lines 450 468) the Hoare annotation is: false [2020-11-30 01:01:33,915 INFO L270 CegarLoopResult]: At program point L465-11(lines 450 468) the Hoare annotation is: false [2020-11-30 01:01:33,915 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-11-30 01:01:33,915 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-11-30 01:01:33,915 INFO L274 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-11-30 01:01:33,915 INFO L270 CegarLoopResult]: At program point L401(lines 394 404) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse1 (not (= ~pumpRunning~0 0))) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (= ~methaneLevelCritical~0 0) .cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse3 .cse4) (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse1 (<= 1 |ULTIMATE.start_isMethaneAlarm_#res|) .cse2 .cse3 .cse4))) [2020-11-30 01:01:33,915 INFO L270 CegarLoopResult]: At program point L401-1(lines 394 404) the Hoare annotation is: false [2020-11-30 01:01:33,915 INFO L274 CegarLoopResult]: For program point L335(lines 335 343) no Hoare annotation was computed. [2020-11-30 01:01:33,916 INFO L270 CegarLoopResult]: At program point L401-2(lines 394 404) the Hoare annotation is: false [2020-11-30 01:01:33,916 INFO L274 CegarLoopResult]: For program point L335-1(lines 335 343) no Hoare annotation was computed. [2020-11-30 01:01:33,916 INFO L274 CegarLoopResult]: For program point L335-2(lines 335 343) no Hoare annotation was computed. [2020-11-30 01:01:33,916 INFO L274 CegarLoopResult]: For program point L335-3(lines 335 343) no Hoare annotation was computed. [2020-11-30 01:01:33,916 INFO L274 CegarLoopResult]: For program point L335-4(lines 335 343) no Hoare annotation was computed. [2020-11-30 01:01:33,916 INFO L274 CegarLoopResult]: For program point L335-5(lines 335 343) no Hoare annotation was computed. [2020-11-30 01:01:33,916 INFO L274 CegarLoopResult]: For program point L171(lines 171 177) no Hoare annotation was computed. [2020-11-30 01:01:33,916 INFO L274 CegarLoopResult]: For program point L171-1(lines 171 177) no Hoare annotation was computed. [2020-11-30 01:01:33,916 INFO L274 CegarLoopResult]: For program point L171-2(lines 171 177) no Hoare annotation was computed. [2020-11-30 01:01:33,916 INFO L274 CegarLoopResult]: For program point L171-3(lines 171 177) no Hoare annotation was computed. [2020-11-30 01:01:33,916 INFO L274 CegarLoopResult]: For program point L171-4(lines 171 177) no Hoare annotation was computed. [2020-11-30 01:01:33,916 INFO L274 CegarLoopResult]: For program point L171-5(lines 171 177) no Hoare annotation was computed. [2020-11-30 01:01:33,916 INFO L274 CegarLoopResult]: For program point L171-6(lines 171 177) no Hoare annotation was computed. [2020-11-30 01:01:33,916 INFO L274 CegarLoopResult]: For program point L171-7(lines 171 177) no Hoare annotation was computed. [2020-11-30 01:01:33,916 INFO L274 CegarLoopResult]: For program point L171-8(lines 171 177) no Hoare annotation was computed. [2020-11-30 01:01:33,916 INFO L274 CegarLoopResult]: For program point L171-9(lines 171 177) no Hoare annotation was computed. [2020-11-30 01:01:33,917 INFO L274 CegarLoopResult]: For program point L171-10(lines 171 177) no Hoare annotation was computed. [2020-11-30 01:01:33,917 INFO L274 CegarLoopResult]: For program point L171-11(lines 171 177) no Hoare annotation was computed. [2020-11-30 01:01:33,917 INFO L274 CegarLoopResult]: For program point L205(lines 204 251) no Hoare annotation was computed. [2020-11-30 01:01:33,917 INFO L274 CegarLoopResult]: For program point L106(lines 106 110) no Hoare annotation was computed. [2020-11-30 01:01:33,917 INFO L274 CegarLoopResult]: For program point L305(lines 305 322) no Hoare annotation was computed. [2020-11-30 01:01:33,917 INFO L274 CegarLoopResult]: For program point L305-1(lines 305 322) no Hoare annotation was computed. [2020-11-30 01:01:33,917 INFO L274 CegarLoopResult]: For program point L305-2(lines 305 322) no Hoare annotation was computed. [2020-11-30 01:01:33,917 INFO L274 CegarLoopResult]: For program point L206(lines 206 210) no Hoare annotation was computed. [2020-11-30 01:01:33,917 INFO L274 CegarLoopResult]: For program point L305-3(lines 305 322) no Hoare annotation was computed. [2020-11-30 01:01:33,917 INFO L274 CegarLoopResult]: For program point L305-4(lines 305 322) no Hoare annotation was computed. [2020-11-30 01:01:33,917 INFO L274 CegarLoopResult]: For program point L305-5(lines 305 322) no Hoare annotation was computed. [2020-11-30 01:01:33,917 INFO L274 CegarLoopResult]: For program point L305-6(lines 305 322) no Hoare annotation was computed. [2020-11-30 01:01:33,917 INFO L274 CegarLoopResult]: For program point L305-7(lines 305 322) no Hoare annotation was computed. [2020-11-30 01:01:33,917 INFO L274 CegarLoopResult]: For program point L305-8(lines 305 322) no Hoare annotation was computed. [2020-11-30 01:01:33,917 INFO L274 CegarLoopResult]: For program point L305-9(lines 305 322) no Hoare annotation was computed. [2020-11-30 01:01:33,917 INFO L274 CegarLoopResult]: For program point L305-10(lines 305 322) no Hoare annotation was computed. [2020-11-30 01:01:33,918 INFO L274 CegarLoopResult]: For program point L305-11(lines 305 322) no Hoare annotation was computed. [2020-11-30 01:01:33,918 INFO L270 CegarLoopResult]: At program point L273(lines 272 291) the Hoare annotation is: (let ((.cse6 (= 0 ~systemActive~0))) (let ((.cse1 (= ~methaneLevelCritical~0 1)) (.cse2 (not .cse6)) (.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse5 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (= ~methAndRunningLastTime~0 0)) (and .cse0 (= ~methaneLevelCritical~0 0) .cse2 .cse3 .cse4) (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) .cse1 (not .cse5) .cse2 .cse3 .cse4) (and .cse0 .cse6 .cse5 .cse3 .cse4)))) [2020-11-30 01:01:33,918 INFO L274 CegarLoopResult]: For program point L240(lines 240 246) no Hoare annotation was computed. [2020-11-30 01:01:33,918 INFO L274 CegarLoopResult]: For program point L273-1(lines 273 279) no Hoare annotation was computed. [2020-11-30 01:01:33,918 INFO L270 CegarLoopResult]: At program point L240-1(lines 273 279) the Hoare annotation is: (let ((.cse8 (= 0 ~systemActive~0)) (.cse9 (= ~pumpRunning~0 0))) (let ((.cse5 (= ~methAndRunningLastTime~0 0)) (.cse6 (= ~methaneLevelCritical~0 1)) (.cse7 (not .cse9)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse2 (not .cse8)) (.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse2 .cse3 .cse4 .cse5) (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) .cse6 .cse7 .cse2 .cse3 .cse4) (and .cse0 .cse7 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse8 .cse9 .cse3 .cse4)))) [2020-11-30 01:01:33,918 INFO L270 CegarLoopResult]: At program point L273-2(lines 272 291) the Hoare annotation is: false [2020-11-30 01:01:33,918 INFO L270 CegarLoopResult]: At program point L273-3(lines 272 291) the Hoare annotation is: false [2020-11-30 01:01:33,918 INFO L270 CegarLoopResult]: At program point L75(lines 70 78) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ~methAndRunningLastTime~0 0)) [2020-11-30 01:01:33,918 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-30 01:01:33,918 INFO L270 CegarLoopResult]: At program point L176(lines 167 180) the Hoare annotation is: false [2020-11-30 01:01:33,918 INFO L270 CegarLoopResult]: At program point L176-1(lines 167 180) the Hoare annotation is: false [2020-11-30 01:01:33,918 INFO L270 CegarLoopResult]: At program point L176-2(lines 167 180) the Hoare annotation is: false [2020-11-30 01:01:33,919 INFO L270 CegarLoopResult]: At program point L176-3(lines 167 180) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse1 (= ~methaneLevelCritical~0 1)) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~methAndRunningLastTime~0 0)) (and .cse0 (= ~methaneLevelCritical~0 0) .cse2 .cse3 .cse4 .cse5) (and (not (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5))) [2020-11-30 01:01:33,919 INFO L270 CegarLoopResult]: At program point L176-4(lines 167 180) the Hoare annotation is: false [2020-11-30 01:01:33,919 INFO L270 CegarLoopResult]: At program point L176-5(lines 167 180) the Hoare annotation is: false [2020-11-30 01:01:33,919 INFO L270 CegarLoopResult]: At program point L176-6(lines 167 180) the Hoare annotation is: false [2020-11-30 01:01:33,919 INFO L277 CegarLoopResult]: At program point L1002(lines 983 1005) the Hoare annotation is: true [2020-11-30 01:01:33,919 INFO L270 CegarLoopResult]: At program point L969(lines 965 971) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~10 1) (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ~methAndRunningLastTime~0 0)) [2020-11-30 01:01:33,919 INFO L270 CegarLoopResult]: At program point L176-7(lines 167 180) the Hoare annotation is: false [2020-11-30 01:01:33,919 INFO L270 CegarLoopResult]: At program point L176-8(lines 167 180) the Hoare annotation is: false [2020-11-30 01:01:33,919 INFO L270 CegarLoopResult]: At program point L176-9(lines 167 180) the Hoare annotation is: false [2020-11-30 01:01:33,919 INFO L270 CegarLoopResult]: At program point L176-10(lines 167 180) the Hoare annotation is: false [2020-11-30 01:01:33,919 INFO L270 CegarLoopResult]: At program point L176-11(lines 167 180) the Hoare annotation is: false [2020-11-30 01:01:33,919 INFO L274 CegarLoopResult]: For program point L309(lines 309 317) no Hoare annotation was computed. [2020-11-30 01:01:33,919 INFO L274 CegarLoopResult]: For program point L309-1(lines 309 317) no Hoare annotation was computed. [2020-11-30 01:01:33,919 INFO L274 CegarLoopResult]: For program point L309-2(lines 309 317) no Hoare annotation was computed. [2020-11-30 01:01:33,920 INFO L274 CegarLoopResult]: For program point L309-3(lines 309 317) no Hoare annotation was computed. [2020-11-30 01:01:33,920 INFO L274 CegarLoopResult]: For program point L309-4(lines 309 317) no Hoare annotation was computed. [2020-11-30 01:01:33,920 INFO L274 CegarLoopResult]: For program point L309-5(lines 309 317) no Hoare annotation was computed. [2020-11-30 01:01:33,923 INFO L274 CegarLoopResult]: For program point L309-6(lines 309 317) no Hoare annotation was computed. [2020-11-30 01:01:33,923 INFO L274 CegarLoopResult]: For program point L309-7(lines 309 317) no Hoare annotation was computed. [2020-11-30 01:01:33,923 INFO L274 CegarLoopResult]: For program point L309-8(lines 309 317) no Hoare annotation was computed. [2020-11-30 01:01:33,923 INFO L274 CegarLoopResult]: For program point L309-9(lines 309 317) no Hoare annotation was computed. [2020-11-30 01:01:33,923 INFO L274 CegarLoopResult]: For program point L309-10(lines 309 317) no Hoare annotation was computed. [2020-11-30 01:01:33,923 INFO L274 CegarLoopResult]: For program point L309-11(lines 309 317) no Hoare annotation was computed. [2020-11-30 01:01:33,924 INFO L270 CegarLoopResult]: At program point L410(lines 405 413) the Hoare annotation is: (let ((.cse1 (= 0 ~systemActive~0))) (let ((.cse2 (= |ULTIMATE.start_isPumpRunning_#res| 0)) (.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse7 (= ~methaneLevelCritical~0 1)) (.cse3 (= ~pumpRunning~0 0)) (.cse8 (not .cse1)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse7 .cse8 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse7 (not .cse3) .cse8 .cse4 .cse5 (= ~methAndRunningLastTime~0 0))))) [2020-11-30 01:01:33,924 INFO L270 CegarLoopResult]: At program point L410-1(lines 405 413) the Hoare annotation is: false [2020-11-30 01:01:33,924 INFO L270 CegarLoopResult]: At program point L410-2(lines 405 413) the Hoare annotation is: false [2020-11-30 01:01:33,924 INFO L274 CegarLoopResult]: For program point L478(lines 478 482) no Hoare annotation was computed. [2020-11-30 01:01:33,924 INFO L274 CegarLoopResult]: For program point L478-2(lines 478 482) no Hoare annotation was computed. [2020-11-30 01:01:33,924 INFO L274 CegarLoopResult]: For program point L478-3(lines 478 482) no Hoare annotation was computed. [2020-11-30 01:01:33,925 INFO L274 CegarLoopResult]: For program point L478-5(lines 478 482) no Hoare annotation was computed. [2020-11-30 01:01:33,925 INFO L270 CegarLoopResult]: At program point L280(lines 280 286) the Hoare annotation is: (let ((.cse6 (= 0 ~systemActive~0))) (let ((.cse4 (= ~methaneLevelCritical~0 1)) (.cse1 (not .cse6)) (.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse5 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 (= ~methaneLevelCritical~0 0) .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse1 .cse2 .cse3 (= ~methAndRunningLastTime~0 0)) (and .cse0 .cse4 .cse1 .cse5 .cse2 .cse3) (and .cse0 .cse6 .cse5 .cse2 .cse3)))) [2020-11-30 01:01:33,925 INFO L274 CegarLoopResult]: For program point L478-6(lines 478 482) no Hoare annotation was computed. [2020-11-30 01:01:33,925 INFO L270 CegarLoopResult]: At program point L280-1(lines 280 286) the Hoare annotation is: false [2020-11-30 01:01:33,925 INFO L274 CegarLoopResult]: For program point L214(lines 214 220) no Hoare annotation was computed. [2020-11-30 01:01:33,925 INFO L274 CegarLoopResult]: For program point L478-8(lines 478 482) no Hoare annotation was computed. [2020-11-30 01:01:33,925 INFO L270 CegarLoopResult]: At program point L280-2(lines 280 286) the Hoare annotation is: false [2020-11-30 01:01:33,926 INFO L270 CegarLoopResult]: At program point L214-1(lines 214 220) the Hoare annotation is: (let ((.cse1 (= 0 ~systemActive~0))) (let ((.cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse7 (= ~methaneLevelCritical~0 1)) (.cse2 (= ~pumpRunning~0 0)) (.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse9 (= ~methaneLevelCritical~0 0)) (.cse8 (not .cse1)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (= ~methAndRunningLastTime~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse7 .cse8 .cse3 .cse4 .cse5) (and .cse0 .cse9 .cse8 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse7 (not .cse2) .cse8 .cse3 .cse4) (and .cse0 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~9 0) .cse9 .cse8 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse3 .cse4 .cse5)))) [2020-11-30 01:01:33,926 INFO L274 CegarLoopResult]: For program point L478-9(lines 478 482) no Hoare annotation was computed. [2020-11-30 01:01:33,926 INFO L274 CegarLoopResult]: For program point L478-11(lines 478 482) no Hoare annotation was computed. [2020-11-30 01:01:33,926 INFO L274 CegarLoopResult]: For program point L478-12(lines 478 482) no Hoare annotation was computed. [2020-11-30 01:01:33,926 INFO L274 CegarLoopResult]: For program point L478-14(lines 478 482) no Hoare annotation was computed. [2020-11-30 01:01:33,926 INFO L274 CegarLoopResult]: For program point L478-15(lines 478 482) no Hoare annotation was computed. [2020-11-30 01:01:33,927 INFO L274 CegarLoopResult]: For program point L478-17(lines 478 482) no Hoare annotation was computed. [2020-11-30 01:01:33,927 INFO L270 CegarLoopResult]: At program point L877(lines 872 879) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~10 1) (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ~methAndRunningLastTime~0 0)) [2020-11-30 01:01:33,927 INFO L274 CegarLoopResult]: For program point L118(lines 118 122) no Hoare annotation was computed. [2020-11-30 01:01:33,927 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-30 01:01:33,927 INFO L274 CegarLoopResult]: For program point L1011(line 1011) no Hoare annotation was computed. [2020-11-30 01:01:33,927 INFO L274 CegarLoopResult]: For program point L1011-1(line 1011) no Hoare annotation was computed. [2020-11-30 01:01:33,927 INFO L274 CegarLoopResult]: For program point L1011-2(line 1011) no Hoare annotation was computed. [2020-11-30 01:01:33,927 INFO L270 CegarLoopResult]: At program point L252(lines 203 253) the Hoare annotation is: false [2020-11-30 01:01:33,928 INFO L270 CegarLoopResult]: At program point L186(lines 181 189) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~10 1) (not (= ~pumpRunning~0 0)) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-30 01:01:33,928 INFO L270 CegarLoopResult]: At program point L186-1(lines 181 189) the Hoare annotation is: false [2020-11-30 01:01:33,928 INFO L270 CegarLoopResult]: At program point L186-2(lines 181 189) the Hoare annotation is: false [2020-11-30 01:01:33,928 INFO L270 CegarLoopResult]: At program point L186-3(lines 181 189) the Hoare annotation is: false [2020-11-30 01:01:33,928 INFO L270 CegarLoopResult]: At program point L186-4(lines 181 189) the Hoare annotation is: false [2020-11-30 01:01:33,928 INFO L270 CegarLoopResult]: At program point L186-5(lines 181 189) the Hoare annotation is: false [2020-11-30 01:01:33,929 INFO L270 CegarLoopResult]: At program point L484(lines 469 487) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~10 1) (not (= ~pumpRunning~0 0)) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-30 01:01:33,929 INFO L270 CegarLoopResult]: At program point L484-1(lines 469 487) the Hoare annotation is: false [2020-11-30 01:01:33,929 INFO L270 CegarLoopResult]: At program point L484-2(lines 469 487) the Hoare annotation is: false [2020-11-30 01:01:33,929 INFO L270 CegarLoopResult]: At program point L484-3(lines 469 487) the Hoare annotation is: false [2020-11-30 01:01:33,929 INFO L270 CegarLoopResult]: At program point L484-4(lines 469 487) the Hoare annotation is: false [2020-11-30 01:01:33,929 INFO L270 CegarLoopResult]: At program point L484-5(lines 469 487) the Hoare annotation is: false [2020-11-30 01:01:33,929 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-30 01:01:33,929 INFO L274 CegarLoopResult]: For program point L224(lines 224 230) no Hoare annotation was computed. [2020-11-30 01:01:33,930 INFO L270 CegarLoopResult]: At program point L224-1(lines 224 230) the Hoare annotation is: (let ((.cse1 (= 0 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 0))) (let ((.cse5 (= ~methAndRunningLastTime~0 0)) (.cse8 (= ~methaneLevelCritical~0 1)) (.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse9 (not .cse2)) (.cse6 (= ~methaneLevelCritical~0 0)) (.cse7 (not .cse1)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse7 .cse3 .cse4 .cse5) (and .cse0 .cse8 .cse7 .cse3 .cse4 .cse5) (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) .cse8 .cse9 .cse7 .cse3 .cse4) (and .cse0 .cse9 .cse6 .cse7 .cse3 .cse4)))) [2020-11-30 01:01:33,930 INFO L274 CegarLoopResult]: For program point L357(lines 357 374) no Hoare annotation was computed. [2020-11-30 01:01:33,930 INFO L274 CegarLoopResult]: For program point L357-1(lines 357 374) no Hoare annotation was computed. [2020-11-30 01:01:33,930 INFO L274 CegarLoopResult]: For program point L357-2(lines 357 374) no Hoare annotation was computed. [2020-11-30 01:01:33,930 INFO L274 CegarLoopResult]: For program point L94(lines 94 98) no Hoare annotation was computed. [2020-11-30 01:01:33,930 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-30 01:01:33,931 INFO L274 CegarLoopResult]: For program point L94-3(lines 94 98) no Hoare annotation was computed. [2020-11-30 01:01:33,931 INFO L274 CegarLoopResult]: For program point L94-6(lines 94 98) no Hoare annotation was computed. [2020-11-30 01:01:33,931 INFO L274 CegarLoopResult]: For program point L888(lines 888 905) no Hoare annotation was computed. [2020-11-30 01:01:33,931 INFO L270 CegarLoopResult]: At program point L888-1(lines 1 1014) the Hoare annotation is: (let ((.cse1 (= 0 ~systemActive~0))) (let ((.cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse7 (= ~methaneLevelCritical~0 1)) (.cse2 (= ~pumpRunning~0 0)) (.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse9 (= ~methaneLevelCritical~0 0)) (.cse8 (not .cse1)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (= ~methAndRunningLastTime~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse7 .cse8 .cse3 .cse4 .cse5) (and .cse0 .cse9 .cse8 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse7 (not .cse2) .cse8 .cse3 .cse4) (and .cse0 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~9 0) .cse9 .cse8 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse3 .cse4 .cse5)))) [2020-11-30 01:01:33,931 INFO L270 CegarLoopResult]: At program point L921-2(lines 921 935) the Hoare annotation is: false [2020-11-30 01:01:33,932 INFO L274 CegarLoopResult]: For program point L888-2(lines 888 905) no Hoare annotation was computed. [2020-11-30 01:01:33,932 INFO L270 CegarLoopResult]: At program point L888-3(lines 1 1014) the Hoare annotation is: false [2020-11-30 01:01:33,932 INFO L274 CegarLoopResult]: For program point L888-4(lines 888 905) no Hoare annotation was computed. [2020-11-30 01:01:33,933 INFO L270 CegarLoopResult]: At program point L888-5(lines 1 1014) the Hoare annotation is: false [2020-11-30 01:01:33,933 INFO L274 CegarLoopResult]: For program point L492(lines 492 498) no Hoare annotation was computed. [2020-11-30 01:01:33,933 INFO L270 CegarLoopResult]: At program point L492-1(lines 492 498) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~10 1) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-30 01:01:33,933 INFO L274 CegarLoopResult]: For program point L459(lines 459 463) no Hoare annotation was computed. [2020-11-30 01:01:33,933 INFO L274 CegarLoopResult]: For program point L459-2(lines 459 463) no Hoare annotation was computed. [2020-11-30 01:01:33,933 INFO L274 CegarLoopResult]: For program point L459-3(lines 459 463) no Hoare annotation was computed. [2020-11-30 01:01:33,933 INFO L274 CegarLoopResult]: For program point L459-5(lines 459 463) no Hoare annotation was computed. [2020-11-30 01:01:33,934 INFO L274 CegarLoopResult]: For program point L459-6(lines 459 463) no Hoare annotation was computed. [2020-11-30 01:01:33,934 INFO L274 CegarLoopResult]: For program point L459-8(lines 459 463) no Hoare annotation was computed. [2020-11-30 01:01:33,934 INFO L274 CegarLoopResult]: For program point L459-9(lines 459 463) no Hoare annotation was computed. [2020-11-30 01:01:33,935 INFO L274 CegarLoopResult]: For program point L459-11(lines 459 463) no Hoare annotation was computed. [2020-11-30 01:01:33,935 INFO L274 CegarLoopResult]: For program point L459-12(lines 459 463) no Hoare annotation was computed. [2020-11-30 01:01:33,935 INFO L274 CegarLoopResult]: For program point L459-14(lines 459 463) no Hoare annotation was computed. [2020-11-30 01:01:33,935 INFO L274 CegarLoopResult]: For program point L459-15(lines 459 463) no Hoare annotation was computed. [2020-11-30 01:01:33,935 INFO L274 CegarLoopResult]: For program point L459-17(lines 459 463) no Hoare annotation was computed. [2020-11-30 01:01:33,935 INFO L274 CegarLoopResult]: For program point L922(line 922) no Hoare annotation was computed. [2020-11-30 01:01:33,935 INFO L274 CegarLoopResult]: For program point L459-18(lines 459 463) no Hoare annotation was computed. [2020-11-30 01:01:33,935 INFO L274 CegarLoopResult]: For program point L459-20(lines 459 463) no Hoare annotation was computed. [2020-11-30 01:01:33,936 INFO L274 CegarLoopResult]: For program point L459-21(lines 459 463) no Hoare annotation was computed. [2020-11-30 01:01:33,936 INFO L274 CegarLoopResult]: For program point L459-23(lines 459 463) no Hoare annotation was computed. [2020-11-30 01:01:33,936 INFO L274 CegarLoopResult]: For program point L459-24(lines 459 463) no Hoare annotation was computed. [2020-11-30 01:01:33,936 INFO L274 CegarLoopResult]: For program point L459-26(lines 459 463) no Hoare annotation was computed. [2020-11-30 01:01:33,936 INFO L274 CegarLoopResult]: For program point L459-27(lines 459 463) no Hoare annotation was computed. [2020-11-30 01:01:33,936 INFO L274 CegarLoopResult]: For program point L459-29(lines 459 463) no Hoare annotation was computed. [2020-11-30 01:01:33,936 INFO L274 CegarLoopResult]: For program point L459-30(lines 459 463) no Hoare annotation was computed. [2020-11-30 01:01:33,936 INFO L274 CegarLoopResult]: For program point L459-32(lines 459 463) no Hoare annotation was computed. [2020-11-30 01:01:33,937 INFO L274 CegarLoopResult]: For program point L459-33(lines 459 463) no Hoare annotation was computed. [2020-11-30 01:01:33,937 INFO L274 CegarLoopResult]: For program point L361(lines 361 369) no Hoare annotation was computed. [2020-11-30 01:01:33,937 INFO L274 CegarLoopResult]: For program point L361-1(lines 361 369) no Hoare annotation was computed. [2020-11-30 01:01:33,937 INFO L274 CegarLoopResult]: For program point L459-35(lines 459 463) no Hoare annotation was computed. [2020-11-30 01:01:33,937 INFO L274 CegarLoopResult]: For program point L361-2(lines 361 369) no Hoare annotation was computed. [2020-11-30 01:01:33,937 INFO L270 CegarLoopResult]: At program point L131(lines 126 134) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse1 (not (= ~pumpRunning~0 0))) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (= ~methaneLevelCritical~0 0) .cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse3 .cse4) (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse1 .cse2 .cse3 .cse4))) [2020-11-30 01:01:33,938 INFO L270 CegarLoopResult]: At program point L131-1(lines 126 134) the Hoare annotation is: (let ((.cse7 (= 0 ~systemActive~0))) (let ((.cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse2 (= ~methaneLevelCritical~0 1)) (.cse6 (= ~pumpRunning~0 0)) (.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse3 (not .cse7)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~methAndRunningLastTime~0 0)) (and .cse0 .cse1 .cse2 .cse3 .cse6 .cse4 .cse5) (and .cse0 .cse7 .cse6 .cse4 .cse5) (and .cse0 (= ~methaneLevelCritical~0 0) .cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse4 .cse5)))) [2020-11-30 01:01:33,938 INFO L270 CegarLoopResult]: At program point L131-2(lines 126 134) the Hoare annotation is: false [2020-11-30 01:01:33,938 INFO L270 CegarLoopResult]: At program point L131-3(lines 126 134) the Hoare annotation is: false [2020-11-30 01:01:33,938 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-30 01:01:33,938 INFO L270 CegarLoopResult]: At program point L131-4(lines 126 134) the Hoare annotation is: false [2020-11-30 01:01:33,938 INFO L270 CegarLoopResult]: At program point L131-5(lines 126 134) the Hoare annotation is: false [2020-11-30 01:01:33,938 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-30 01:01:33,939 INFO L274 CegarLoopResult]: For program point L925(lines 925 929) no Hoare annotation was computed. [2020-11-30 01:01:33,939 INFO L274 CegarLoopResult]: For program point L892(lines 892 902) no Hoare annotation was computed. [2020-11-30 01:01:33,939 INFO L274 CegarLoopResult]: For program point L925-1(lines 273 279) no Hoare annotation was computed. [2020-11-30 01:01:33,940 INFO L274 CegarLoopResult]: For program point L892-2(lines 892 902) no Hoare annotation was computed. [2020-11-30 01:01:33,940 INFO L274 CegarLoopResult]: For program point L892-4(lines 892 902) no Hoare annotation was computed. [2020-11-30 01:01:33,940 INFO L274 CegarLoopResult]: For program point L331(lines 331 348) no Hoare annotation was computed. [2020-11-30 01:01:33,940 INFO L274 CegarLoopResult]: For program point L331-1(lines 331 348) no Hoare annotation was computed. [2020-11-30 01:01:33,940 INFO L274 CegarLoopResult]: For program point L331-2(lines 331 348) no Hoare annotation was computed. [2020-11-30 01:01:33,941 INFO L274 CegarLoopResult]: For program point L331-3(lines 331 348) no Hoare annotation was computed. [2020-11-30 01:01:33,941 INFO L274 CegarLoopResult]: For program point L331-4(lines 331 348) no Hoare annotation was computed. [2020-11-30 01:01:33,941 INFO L274 CegarLoopResult]: For program point L331-5(lines 331 348) no Hoare annotation was computed. [2020-11-30 01:01:33,942 INFO L270 CegarLoopResult]: At program point L67(lines 1 1014) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0)) [2020-11-30 01:01:33,942 INFO L274 CegarLoopResult]: For program point L893(lines 893 899) no Hoare annotation was computed. [2020-11-30 01:01:33,942 INFO L274 CegarLoopResult]: For program point L893-2(lines 893 899) no Hoare annotation was computed. [2020-11-30 01:01:33,942 INFO L274 CegarLoopResult]: For program point L893-4(lines 893 899) no Hoare annotation was computed. [2020-11-30 01:01:34,000 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.11 01:01:33 BoogieIcfgContainer [2020-11-30 01:01:34,000 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-30 01:01:34,001 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-30 01:01:34,001 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-30 01:01:34,001 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-30 01:01:34,002 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:01:23" (3/4) ... [2020-11-30 01:01:34,005 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-30 01:01:34,039 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-11-30 01:01:34,041 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-11-30 01:01:34,043 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-11-30 01:01:34,045 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-11-30 01:01:34,047 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-11-30 01:01:34,049 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-30 01:01:34,051 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-30 01:01:34,083 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1) && methAndRunningLastTime == 0 [2020-11-30 01:01:34,083 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && waterLevel == 1) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1) && methAndRunningLastTime == 0 [2020-11-30 01:01:34,083 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && waterLevel == 1) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1) && methAndRunningLastTime == 0 [2020-11-30 01:01:34,084 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((tmp == 1 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(pumpRunning == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || (((((((tmp == 1 && tmp == 0) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) [2020-11-30 01:01:34,085 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((tmp == 1 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(pumpRunning == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || (((((((tmp == 1 && tmp == 0) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) [2020-11-30 01:01:34,086 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((tmp == 1 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || (((((tmp == 1 && methaneLevelCritical == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(pumpRunning == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || (((((tmp == 1 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) [2020-11-30 01:01:34,087 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || (((((tmp == 1 && methaneLevelCritical == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(pumpRunning == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || (((((tmp == 1 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || ((((tmp == 1 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2020-11-30 01:01:34,087 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && methaneLevelCritical == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || ((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(pumpRunning == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || ((((tmp == 1 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2020-11-30 01:01:34,088 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) || (((((tmp == 1 && methaneLevelCritical == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || (((((tmp == 1 && methaneLevelCritical == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((tmp == 1 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2020-11-30 01:01:34,089 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-11-30 01:01:34,090 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((tmp == 1 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) [2020-11-30 01:01:34,091 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(pumpRunning == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) [2020-11-30 01:01:34,098 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) || (((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(pumpRunning == 0)) && 1 <= \result) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) [2020-11-30 01:01:34,098 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(pumpRunning == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) [2020-11-30 01:01:34,099 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && methaneLevelCritical == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((((!(\result == 0) && tmp == 1) && methaneLevelCritical == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2020-11-30 01:01:34,102 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((tmp == 1 && methaneLevelCritical == 1) && tmp___0 == 0) && !(tmp == 0)) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((tmp == 1 && methaneLevelCritical == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2020-11-30 01:01:34,102 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1 [2020-11-30 01:01:34,103 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1 [2020-11-30 01:01:34,227 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_aa82e7cd-f9da-49f7-a514-91229274b40f/bin/uautomizer/witness.graphml [2020-11-30 01:01:34,227 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-30 01:01:34,228 INFO L168 Benchmark]: Toolchain (without parser) took 13021.15 ms. Allocated memory was 178.3 MB in the beginning and 257.9 MB in the end (delta: 79.7 MB). Free memory was 150.9 MB in the beginning and 81.5 MB in the end (delta: 69.4 MB). Peak memory consumption was 148.8 MB. Max. memory is 16.1 GB. [2020-11-30 01:01:34,229 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 96.5 MB. Free memory is still 54.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 01:01:34,229 INFO L168 Benchmark]: CACSL2BoogieTranslator took 506.99 ms. Allocated memory is still 178.3 MB. Free memory was 150.4 MB in the beginning and 142.6 MB in the end (delta: 7.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-30 01:01:34,230 INFO L168 Benchmark]: Boogie Procedure Inliner took 87.46 ms. Allocated memory is still 178.3 MB. Free memory was 142.6 MB in the beginning and 137.4 MB in the end (delta: 5.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-11-30 01:01:34,230 INFO L168 Benchmark]: Boogie Preprocessor took 118.26 ms. Allocated memory is still 178.3 MB. Free memory was 137.4 MB in the beginning and 133.7 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-30 01:01:34,230 INFO L168 Benchmark]: RCFGBuilder took 1320.98 ms. Allocated memory is still 178.3 MB. Free memory was 133.7 MB in the beginning and 139.8 MB in the end (delta: -6.1 MB). Peak memory consumption was 76.4 MB. Max. memory is 16.1 GB. [2020-11-30 01:01:34,231 INFO L168 Benchmark]: TraceAbstraction took 10754.07 ms. Allocated memory was 178.3 MB in the beginning and 257.9 MB in the end (delta: 79.7 MB). Free memory was 139.8 MB in the beginning and 98.3 MB in the end (delta: 41.5 MB). Peak memory consumption was 143.5 MB. Max. memory is 16.1 GB. [2020-11-30 01:01:34,231 INFO L168 Benchmark]: Witness Printer took 226.57 ms. Allocated memory is still 257.9 MB. Free memory was 98.3 MB in the beginning and 81.5 MB in the end (delta: 16.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2020-11-30 01:01:34,234 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 96.5 MB. Free memory is still 54.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 506.99 ms. Allocated memory is still 178.3 MB. Free memory was 150.4 MB in the beginning and 142.6 MB in the end (delta: 7.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 87.46 ms. Allocated memory is still 178.3 MB. Free memory was 142.6 MB in the beginning and 137.4 MB in the end (delta: 5.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 118.26 ms. Allocated memory is still 178.3 MB. Free memory was 137.4 MB in the beginning and 133.7 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1320.98 ms. Allocated memory is still 178.3 MB. Free memory was 133.7 MB in the beginning and 139.8 MB in the end (delta: -6.1 MB). Peak memory consumption was 76.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 10754.07 ms. Allocated memory was 178.3 MB in the beginning and 257.9 MB in the end (delta: 79.7 MB). Free memory was 139.8 MB in the beginning and 98.3 MB in the end (delta: 41.5 MB). Peak memory consumption was 143.5 MB. Max. memory is 16.1 GB. * Witness Printer took 226.57 ms. Allocated memory is still 257.9 MB. Free memory was 98.3 MB in the beginning and 81.5 MB in the end (delta: 16.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 181]: Loop Invariant Derived loop invariant: (((((tmp == 1 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 872]: Loop Invariant Derived loop invariant: (((((tmp == 1 && waterLevel == 1) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1) && methAndRunningLastTime == 0 - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 203]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((((tmp == 1 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(pumpRunning == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || (((((((tmp == 1 && tmp == 0) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) - InvariantResult [Line: 921]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 965]: Loop Invariant Derived loop invariant: (((((tmp == 1 && waterLevel == 1) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1) && methAndRunningLastTime == 0 - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 181]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 181]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 181]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: ((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((tmp == 1 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 181]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(pumpRunning == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 181]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 405]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: (((((((((tmp == 1 && methaneLevelCritical == 1) && tmp___0 == 0) && !(tmp == 0)) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((tmp == 1 && methaneLevelCritical == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 405]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 983]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && methaneLevelCritical == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((((!(\result == 0) && tmp == 1) && methaneLevelCritical == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 405]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(pumpRunning == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 469]: Loop Invariant Derived loop invariant: (((((tmp == 1 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 469]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 469]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 469]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 469]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 469]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 224]: Loop Invariant Derived loop invariant: ((((((((tmp == 1 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || (((((tmp == 1 && methaneLevelCritical == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(pumpRunning == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || (((((tmp == 1 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && methAndRunningLastTime == 0 - InvariantResult [Line: 272]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 273]: Loop Invariant Derived loop invariant: ((((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || (((((tmp == 1 && methaneLevelCritical == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(pumpRunning == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || (((((tmp == 1 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || ((((tmp == 1 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 272]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && methaneLevelCritical == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || ((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(pumpRunning == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || ((((tmp == 1 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 492]: Loop Invariant Derived loop invariant: ((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 993]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 214]: Loop Invariant Derived loop invariant: ((((((((tmp == 1 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(pumpRunning == 0)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || (((((((tmp == 1 && tmp == 0) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: ((((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1) && methAndRunningLastTime == 0 - InvariantResult [Line: 280]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 280]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 394]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) || (((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(pumpRunning == 0)) && 1 <= \result) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 280]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) || (((((tmp == 1 && methaneLevelCritical == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || (((((tmp == 1 && methaneLevelCritical == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((tmp == 1 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 394]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 272]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 394]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 198 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.5s, OverallIterations: 13, TraceHistogramMax: 2, AutomataDifference: 1.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 7.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1629 SDtfs, 2196 SDslu, 2497 SDs, 0 SdLazy, 309 SolverSat, 77 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 86 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=364occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 13 MinimizatonAttempts, 1039 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 69 LocationsWithAnnotation, 69 PreInvPairs, 296 NumberOfFragments, 1180 HoareAnnotationTreeSize, 69 FomulaSimplifications, 184593 FormulaSimplificationTreeSizeReduction, 1.4s HoareSimplificationTime, 69 FomulaSimplificationsInter, 230297 FormulaSimplificationTreeSizeReductionInter, 5.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 466 NumberOfCodeBlocks, 466 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 453 ConstructedInterpolants, 0 QuantifiedInterpolants, 34398 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 13 InterpolantComputations, 13 PerfectInterpolantSequences, 67/67 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...