./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product39.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_6e3a724d-ce6a-4ca5-a8ff-3fa675a8e8d7/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_6e3a724d-ce6a-4ca5-a8ff-3fa675a8e8d7/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_6e3a724d-ce6a-4ca5-a8ff-3fa675a8e8d7/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_6e3a724d-ce6a-4ca5-a8ff-3fa675a8e8d7/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product39.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_6e3a724d-ce6a-4ca5-a8ff-3fa675a8e8d7/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_6e3a724d-ce6a-4ca5-a8ff-3fa675a8e8d7/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 18ffa626b14f3a98f8946a4838c47fc7d91cbcd4 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 02:57:55,897 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 02:57:55,899 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 02:57:55,946 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 02:57:55,946 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 02:57:55,948 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 02:57:55,950 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 02:57:55,965 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 02:57:55,968 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 02:57:55,973 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 02:57:55,975 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 02:57:55,976 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 02:57:55,976 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 02:57:55,978 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 02:57:55,979 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 02:57:55,981 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 02:57:55,982 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 02:57:55,983 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 02:57:55,985 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 02:57:55,987 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 02:57:56,002 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 02:57:56,005 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 02:57:56,007 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 02:57:56,008 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 02:57:56,012 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 02:57:56,013 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 02:57:56,013 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 02:57:56,014 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 02:57:56,015 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 02:57:56,016 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 02:57:56,016 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 02:57:56,017 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 02:57:56,018 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 02:57:56,019 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 02:57:56,021 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 02:57:56,021 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 02:57:56,022 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 02:57:56,022 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 02:57:56,023 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 02:57:56,024 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 02:57:56,025 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 02:57:56,030 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_6e3a724d-ce6a-4ca5-a8ff-3fa675a8e8d7/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-11-28 02:57:56,067 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 02:57:56,077 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 02:57:56,079 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 02:57:56,079 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 02:57:56,079 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 02:57:56,079 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 02:57:56,080 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 02:57:56,080 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 02:57:56,080 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 02:57:56,080 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 02:57:56,080 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 02:57:56,081 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 02:57:56,081 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 02:57:56,081 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 02:57:56,081 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 02:57:56,081 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 02:57:56,081 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 02:57:56,082 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 02:57:56,082 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 02:57:56,082 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 02:57:56,082 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 02:57:56,082 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 02:57:56,083 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 02:57:56,083 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 02:57:56,083 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 02:57:56,083 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-28 02:57:56,083 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 02:57:56,084 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 02:57:56,084 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 02:57:56,084 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_6e3a724d-ce6a-4ca5-a8ff-3fa675a8e8d7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_6e3a724d-ce6a-4ca5-a8ff-3fa675a8e8d7/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 18ffa626b14f3a98f8946a4838c47fc7d91cbcd4 [2020-11-28 02:57:56,345 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 02:57:56,368 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 02:57:56,377 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 02:57:56,379 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 02:57:56,381 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 02:57:56,382 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_6e3a724d-ce6a-4ca5-a8ff-3fa675a8e8d7/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec5_product39.cil.c [2020-11-28 02:57:56,447 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6e3a724d-ce6a-4ca5-a8ff-3fa675a8e8d7/bin/uautomizer/data/e52284b41/bd35bf214de24c108f9be4e90ed2601a/FLAGa5cddc3db [2020-11-28 02:57:56,958 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 02:57:56,960 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_6e3a724d-ce6a-4ca5-a8ff-3fa675a8e8d7/sv-benchmarks/c/product-lines/minepump_spec5_product39.cil.c [2020-11-28 02:57:56,981 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6e3a724d-ce6a-4ca5-a8ff-3fa675a8e8d7/bin/uautomizer/data/e52284b41/bd35bf214de24c108f9be4e90ed2601a/FLAGa5cddc3db [2020-11-28 02:57:57,289 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_6e3a724d-ce6a-4ca5-a8ff-3fa675a8e8d7/bin/uautomizer/data/e52284b41/bd35bf214de24c108f9be4e90ed2601a [2020-11-28 02:57:57,292 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 02:57:57,293 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 02:57:57,295 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 02:57:57,296 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 02:57:57,299 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 02:57:57,300 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:57:57" (1/1) ... [2020-11-28 02:57:57,302 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62640135 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:57:57, skipping insertion in model container [2020-11-28 02:57:57,303 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:57:57" (1/1) ... [2020-11-28 02:57:57,320 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 02:57:57,391 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 02:57:57,721 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 02:57:57,731 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 02:57:57,821 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 02:57:57,871 INFO L208 MainTranslator]: Completed translation [2020-11-28 02:57:57,872 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:57:57 WrapperNode [2020-11-28 02:57:57,872 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 02:57:57,874 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 02:57:57,874 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 02:57:57,874 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 02:57:57,882 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:57:57" (1/1) ... [2020-11-28 02:57:57,911 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:57:57" (1/1) ... [2020-11-28 02:57:57,984 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 02:57:57,987 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 02:57:57,988 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 02:57:57,988 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 02:57:57,997 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:57:57" (1/1) ... [2020-11-28 02:57:57,997 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:57:57" (1/1) ... [2020-11-28 02:57:58,017 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:57:57" (1/1) ... [2020-11-28 02:57:58,017 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:57:57" (1/1) ... [2020-11-28 02:57:58,030 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:57:57" (1/1) ... [2020-11-28 02:57:58,054 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:57:57" (1/1) ... [2020-11-28 02:57:58,057 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:57:57" (1/1) ... [2020-11-28 02:57:58,064 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 02:57:58,065 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 02:57:58,066 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 02:57:58,066 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 02:57:58,067 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:57:57" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_6e3a724d-ce6a-4ca5-a8ff-3fa675a8e8d7/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 [2020-11-28 02:57:58,177 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 02:57:58,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 02:57:58,177 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 02:57:58,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 02:57:59,363 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 02:57:59,366 INFO L298 CfgBuilder]: Removed 180 assume(true) statements. [2020-11-28 02:57:59,370 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:57:59 BoogieIcfgContainer [2020-11-28 02:57:59,370 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 02:57:59,372 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-28 02:57:59,373 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-28 02:57:59,377 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-28 02:57:59,377 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 02:57:57" (1/3) ... [2020-11-28 02:57:59,378 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6568899c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:57:59, skipping insertion in model container [2020-11-28 02:57:59,378 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:57:57" (2/3) ... [2020-11-28 02:57:59,379 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6568899c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:57:59, skipping insertion in model container [2020-11-28 02:57:59,379 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:57:59" (3/3) ... [2020-11-28 02:57:59,381 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product39.cil.c [2020-11-28 02:57:59,395 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-28 02:57:59,400 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-11-28 02:57:59,413 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-11-28 02:57:59,454 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-28 02:57:59,454 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-28 02:57:59,454 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-28 02:57:59,455 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-28 02:57:59,455 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-28 02:57:59,455 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-28 02:57:59,455 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-28 02:57:59,455 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-28 02:57:59,470 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states. [2020-11-28 02:57:59,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-11-28 02:57:59,476 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:57:59,477 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 02:57:59,478 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:57:59,483 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:57:59,484 INFO L82 PathProgramCache]: Analyzing trace with hash -1711106524, now seen corresponding path program 1 times [2020-11-28 02:57:59,493 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:57:59,493 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [888174094] [2020-11-28 02:57:59,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:57:59,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:57:59,761 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 02:57:59,762 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [888174094] [2020-11-28 02:57:59,763 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 02:57:59,763 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-28 02:57:59,764 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [295005558] [2020-11-28 02:57:59,769 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-11-28 02:57:59,770 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:57:59,788 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-28 02:57:59,789 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-28 02:57:59,790 INFO L87 Difference]: Start difference. First operand 125 states. Second operand 2 states. [2020-11-28 02:57:59,837 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:57:59,837 INFO L93 Difference]: Finished difference Result 240 states and 361 transitions. [2020-11-28 02:57:59,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-28 02:57:59,839 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2020-11-28 02:57:59,839 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:57:59,851 INFO L225 Difference]: With dead ends: 240 [2020-11-28 02:57:59,852 INFO L226 Difference]: Without dead ends: 118 [2020-11-28 02:57:59,856 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 [2020-11-28 02:57:59,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2020-11-28 02:57:59,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 118. [2020-11-28 02:57:59,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 118 states. [2020-11-28 02:57:59,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 171 transitions. [2020-11-28 02:57:59,903 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 171 transitions. Word has length 19 [2020-11-28 02:57:59,904 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:57:59,904 INFO L481 AbstractCegarLoop]: Abstraction has 118 states and 171 transitions. [2020-11-28 02:57:59,904 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-11-28 02:57:59,905 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 171 transitions. [2020-11-28 02:57:59,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-28 02:57:59,906 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:57:59,906 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] [2020-11-28 02:57:59,907 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-28 02:57:59,907 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:57:59,908 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:57:59,908 INFO L82 PathProgramCache]: Analyzing trace with hash 94913029, now seen corresponding path program 1 times [2020-11-28 02:57:59,908 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:57:59,909 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1706483047] [2020-11-28 02:57:59,909 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:57:59,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:58:00,027 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 02:58:00,028 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1706483047] [2020-11-28 02:58:00,028 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 02:58:00,028 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 02:58:00,028 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [292243253] [2020-11-28 02:58:00,030 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 02:58:00,030 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:58:00,031 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 02:58:00,031 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 02:58:00,031 INFO L87 Difference]: Start difference. First operand 118 states and 171 transitions. Second operand 3 states. [2020-11-28 02:58:00,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:58:00,052 INFO L93 Difference]: Finished difference Result 118 states and 171 transitions. [2020-11-28 02:58:00,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 02:58:00,053 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2020-11-28 02:58:00,053 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:58:00,054 INFO L225 Difference]: With dead ends: 118 [2020-11-28 02:58:00,054 INFO L226 Difference]: Without dead ends: 51 [2020-11-28 02:58:00,055 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 [2020-11-28 02:58:00,056 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2020-11-28 02:58:00,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 51. [2020-11-28 02:58:00,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51 states. [2020-11-28 02:58:00,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 73 transitions. [2020-11-28 02:58:00,062 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 73 transitions. Word has length 20 [2020-11-28 02:58:00,063 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:58:00,063 INFO L481 AbstractCegarLoop]: Abstraction has 51 states and 73 transitions. [2020-11-28 02:58:00,063 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 02:58:00,063 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 73 transitions. [2020-11-28 02:58:00,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-11-28 02:58:00,068 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:58:00,068 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] [2020-11-28 02:58:00,069 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-28 02:58:00,069 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:58:00,070 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:58:00,071 INFO L82 PathProgramCache]: Analyzing trace with hash 333982465, now seen corresponding path program 1 times [2020-11-28 02:58:00,071 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:58:00,072 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [814262287] [2020-11-28 02:58:00,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:58:00,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:58:00,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 02:58:00,211 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [814262287] [2020-11-28 02:58:00,212 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 02:58:00,212 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-28 02:58:00,212 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1780549154] [2020-11-28 02:58:00,212 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 02:58:00,213 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:58:00,213 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 02:58:00,214 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 02:58:00,214 INFO L87 Difference]: Start difference. First operand 51 states and 73 transitions. Second operand 3 states. [2020-11-28 02:58:00,243 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:58:00,249 INFO L93 Difference]: Finished difference Result 139 states and 205 transitions. [2020-11-28 02:58:00,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 02:58:00,250 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2020-11-28 02:58:00,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:58:00,253 INFO L225 Difference]: With dead ends: 139 [2020-11-28 02:58:00,256 INFO L226 Difference]: Without dead ends: 95 [2020-11-28 02:58:00,257 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 [2020-11-28 02:58:00,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2020-11-28 02:58:00,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 91. [2020-11-28 02:58:00,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 91 states. [2020-11-28 02:58:00,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 134 transitions. [2020-11-28 02:58:00,283 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 134 transitions. Word has length 26 [2020-11-28 02:58:00,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:58:00,284 INFO L481 AbstractCegarLoop]: Abstraction has 91 states and 134 transitions. [2020-11-28 02:58:00,284 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 02:58:00,284 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 134 transitions. [2020-11-28 02:58:00,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-11-28 02:58:00,288 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:58:00,288 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] [2020-11-28 02:58:00,288 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-28 02:58:00,288 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:58:00,289 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:58:00,289 INFO L82 PathProgramCache]: Analyzing trace with hash 139090872, now seen corresponding path program 1 times [2020-11-28 02:58:00,289 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:58:00,289 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1086218262] [2020-11-28 02:58:00,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:58:00,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:58:00,354 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 02:58:00,354 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1086218262] [2020-11-28 02:58:00,354 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 02:58:00,355 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-28 02:58:00,355 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [265650563] [2020-11-28 02:58:00,355 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 02:58:00,355 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:58:00,356 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 02:58:00,356 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 02:58:00,356 INFO L87 Difference]: Start difference. First operand 91 states and 134 transitions. Second operand 3 states. [2020-11-28 02:58:00,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:58:00,428 INFO L93 Difference]: Finished difference Result 222 states and 331 transitions. [2020-11-28 02:58:00,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 02:58:00,429 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 28 [2020-11-28 02:58:00,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:58:00,431 INFO L225 Difference]: With dead ends: 222 [2020-11-28 02:58:00,431 INFO L226 Difference]: Without dead ends: 138 [2020-11-28 02:58:00,432 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 [2020-11-28 02:58:00,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2020-11-28 02:58:00,447 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 136. [2020-11-28 02:58:00,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 136 states. [2020-11-28 02:58:00,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 196 transitions. [2020-11-28 02:58:00,448 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 196 transitions. Word has length 28 [2020-11-28 02:58:00,448 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:58:00,449 INFO L481 AbstractCegarLoop]: Abstraction has 136 states and 196 transitions. [2020-11-28 02:58:00,449 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 02:58:00,449 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 196 transitions. [2020-11-28 02:58:00,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-11-28 02:58:00,450 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:58:00,450 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] [2020-11-28 02:58:00,450 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-28 02:58:00,450 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:58:00,451 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:58:00,451 INFO L82 PathProgramCache]: Analyzing trace with hash 65503050, now seen corresponding path program 1 times [2020-11-28 02:58:00,451 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:58:00,452 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1707531458] [2020-11-28 02:58:00,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:58:00,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:58:00,525 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 02:58:00,525 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1707531458] [2020-11-28 02:58:00,525 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 02:58:00,526 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-28 02:58:00,526 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1193703388] [2020-11-28 02:58:00,526 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-28 02:58:00,526 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:58:00,527 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-28 02:58:00,527 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-28 02:58:00,528 INFO L87 Difference]: Start difference. First operand 136 states and 196 transitions. Second operand 5 states. [2020-11-28 02:58:00,739 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:58:00,739 INFO L93 Difference]: Finished difference Result 475 states and 685 transitions. [2020-11-28 02:58:00,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-11-28 02:58:00,740 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 29 [2020-11-28 02:58:00,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:58:00,743 INFO L225 Difference]: With dead ends: 475 [2020-11-28 02:58:00,743 INFO L226 Difference]: Without dead ends: 346 [2020-11-28 02:58:00,744 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 [2020-11-28 02:58:00,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 346 states. [2020-11-28 02:58:00,764 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 346 to 134. [2020-11-28 02:58:00,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 134 states. [2020-11-28 02:58:00,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 190 transitions. [2020-11-28 02:58:00,765 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 190 transitions. Word has length 29 [2020-11-28 02:58:00,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:58:00,766 INFO L481 AbstractCegarLoop]: Abstraction has 134 states and 190 transitions. [2020-11-28 02:58:00,766 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-28 02:58:00,766 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 190 transitions. [2020-11-28 02:58:00,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-11-28 02:58:00,767 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:58:00,768 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] [2020-11-28 02:58:00,768 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-28 02:58:00,768 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:58:00,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:58:00,769 INFO L82 PathProgramCache]: Analyzing trace with hash -755991289, now seen corresponding path program 1 times [2020-11-28 02:58:00,769 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:58:00,769 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [821308524] [2020-11-28 02:58:00,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:58:00,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:58:00,831 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 02:58:00,832 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [821308524] [2020-11-28 02:58:00,832 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 02:58:00,832 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-28 02:58:00,832 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [317799908] [2020-11-28 02:58:00,833 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-28 02:58:00,833 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:58:00,834 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-28 02:58:00,834 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-28 02:58:00,834 INFO L87 Difference]: Start difference. First operand 134 states and 190 transitions. Second operand 5 states. [2020-11-28 02:58:00,908 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:58:00,908 INFO L93 Difference]: Finished difference Result 363 states and 509 transitions. [2020-11-28 02:58:00,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-28 02:58:00,908 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2020-11-28 02:58:00,909 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:58:00,910 INFO L225 Difference]: With dead ends: 363 [2020-11-28 02:58:00,911 INFO L226 Difference]: Without dead ends: 236 [2020-11-28 02:58:00,911 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 [2020-11-28 02:58:00,912 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 236 states. [2020-11-28 02:58:00,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 236 to 146. [2020-11-28 02:58:00,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 146 states. [2020-11-28 02:58:00,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 202 transitions. [2020-11-28 02:58:00,938 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 202 transitions. Word has length 34 [2020-11-28 02:58:00,939 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:58:00,939 INFO L481 AbstractCegarLoop]: Abstraction has 146 states and 202 transitions. [2020-11-28 02:58:00,939 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-28 02:58:00,939 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 202 transitions. [2020-11-28 02:58:00,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-11-28 02:58:00,947 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:58:00,947 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] [2020-11-28 02:58:00,947 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-11-28 02:58:00,947 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:58:00,950 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:58:00,950 INFO L82 PathProgramCache]: Analyzing trace with hash -54926711, now seen corresponding path program 1 times [2020-11-28 02:58:00,950 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:58:00,951 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2049805746] [2020-11-28 02:58:00,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:58:00,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:58:01,046 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 02:58:01,047 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2049805746] [2020-11-28 02:58:01,047 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 02:58:01,047 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-28 02:58:01,047 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [43647800] [2020-11-28 02:58:01,047 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-28 02:58:01,048 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:58:01,048 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-28 02:58:01,048 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-28 02:58:01,049 INFO L87 Difference]: Start difference. First operand 146 states and 202 transitions. Second operand 5 states. [2020-11-28 02:58:01,169 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:58:01,169 INFO L93 Difference]: Finished difference Result 406 states and 552 transitions. [2020-11-28 02:58:01,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-11-28 02:58:01,170 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2020-11-28 02:58:01,170 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:58:01,172 INFO L225 Difference]: With dead ends: 406 [2020-11-28 02:58:01,172 INFO L226 Difference]: Without dead ends: 267 [2020-11-28 02:58:01,174 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-11-28 02:58:01,174 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 267 states. [2020-11-28 02:58:01,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 267 to 154. [2020-11-28 02:58:01,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 154 states. [2020-11-28 02:58:01,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 210 transitions. [2020-11-28 02:58:01,192 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 210 transitions. Word has length 34 [2020-11-28 02:58:01,194 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:58:01,194 INFO L481 AbstractCegarLoop]: Abstraction has 154 states and 210 transitions. [2020-11-28 02:58:01,194 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-28 02:58:01,194 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 210 transitions. [2020-11-28 02:58:01,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-11-28 02:58:01,215 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:58:01,215 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] [2020-11-28 02:58:01,215 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-11-28 02:58:01,216 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:58:01,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:58:01,216 INFO L82 PathProgramCache]: Analyzing trace with hash -641732725, now seen corresponding path program 1 times [2020-11-28 02:58:01,216 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:58:01,217 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1410941720] [2020-11-28 02:58:01,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:58:01,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:58:01,293 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 02:58:01,294 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1410941720] [2020-11-28 02:58:01,294 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 02:58:01,294 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-28 02:58:01,294 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1297946586] [2020-11-28 02:58:01,295 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 02:58:01,295 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:58:01,295 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 02:58:01,296 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 02:58:01,296 INFO L87 Difference]: Start difference. First operand 154 states and 210 transitions. Second operand 3 states. [2020-11-28 02:58:01,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:58:01,334 INFO L93 Difference]: Finished difference Result 359 states and 488 transitions. [2020-11-28 02:58:01,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 02:58:01,335 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 34 [2020-11-28 02:58:01,335 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:58:01,337 INFO L225 Difference]: With dead ends: 359 [2020-11-28 02:58:01,337 INFO L226 Difference]: Without dead ends: 212 [2020-11-28 02:58:01,338 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 [2020-11-28 02:58:01,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212 states. [2020-11-28 02:58:01,353 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212 to 212. [2020-11-28 02:58:01,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 212 states. [2020-11-28 02:58:01,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 212 states and 281 transitions. [2020-11-28 02:58:01,354 INFO L78 Accepts]: Start accepts. Automaton has 212 states and 281 transitions. Word has length 34 [2020-11-28 02:58:01,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:58:01,354 INFO L481 AbstractCegarLoop]: Abstraction has 212 states and 281 transitions. [2020-11-28 02:58:01,355 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 02:58:01,355 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 281 transitions. [2020-11-28 02:58:01,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-11-28 02:58:01,355 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:58:01,355 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] [2020-11-28 02:58:01,356 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-11-28 02:58:01,356 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:58:01,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:58:01,356 INFO L82 PathProgramCache]: Analyzing trace with hash -2037678901, now seen corresponding path program 1 times [2020-11-28 02:58:01,357 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:58:01,357 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [810077136] [2020-11-28 02:58:01,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:58:01,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:58:01,512 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 02:58:01,512 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [810077136] [2020-11-28 02:58:01,512 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 02:58:01,512 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-11-28 02:58:01,513 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [900725110] [2020-11-28 02:58:01,513 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-11-28 02:58:01,513 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:58:01,514 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-11-28 02:58:01,514 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-11-28 02:58:01,514 INFO L87 Difference]: Start difference. First operand 212 states and 281 transitions. Second operand 7 states. [2020-11-28 02:58:01,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:58:01,942 INFO L93 Difference]: Finished difference Result 1039 states and 1412 transitions. [2020-11-28 02:58:01,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-11-28 02:58:01,943 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 35 [2020-11-28 02:58:01,943 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:58:01,950 INFO L225 Difference]: With dead ends: 1039 [2020-11-28 02:58:01,950 INFO L226 Difference]: Without dead ends: 892 [2020-11-28 02:58:01,952 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2020-11-28 02:58:01,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 892 states. [2020-11-28 02:58:01,997 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 892 to 372. [2020-11-28 02:58:01,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 372 states. [2020-11-28 02:58:01,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 372 states and 491 transitions. [2020-11-28 02:58:01,999 INFO L78 Accepts]: Start accepts. Automaton has 372 states and 491 transitions. Word has length 35 [2020-11-28 02:58:01,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:58:02,000 INFO L481 AbstractCegarLoop]: Abstraction has 372 states and 491 transitions. [2020-11-28 02:58:02,000 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-11-28 02:58:02,000 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 491 transitions. [2020-11-28 02:58:02,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-11-28 02:58:02,001 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:58:02,001 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-11-28 02:58:02,002 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-11-28 02:58:02,002 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:58:02,002 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:58:02,002 INFO L82 PathProgramCache]: Analyzing trace with hash 1595899027, now seen corresponding path program 1 times [2020-11-28 02:58:02,002 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:58:02,003 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1071475466] [2020-11-28 02:58:02,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:58:02,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:58:02,069 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-11-28 02:58:02,069 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1071475466] [2020-11-28 02:58:02,069 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 02:58:02,069 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 02:58:02,070 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [118184249] [2020-11-28 02:58:02,070 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 02:58:02,070 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:58:02,071 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 02:58:02,072 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 02:58:02,072 INFO L87 Difference]: Start difference. First operand 372 states and 491 transitions. Second operand 3 states. [2020-11-28 02:58:02,196 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:58:02,197 INFO L93 Difference]: Finished difference Result 447 states and 589 transitions. [2020-11-28 02:58:02,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 02:58:02,198 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 54 [2020-11-28 02:58:02,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:58:02,199 INFO L225 Difference]: With dead ends: 447 [2020-11-28 02:58:02,200 INFO L226 Difference]: Without dead ends: 186 [2020-11-28 02:58:02,200 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 [2020-11-28 02:58:02,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 186 states. [2020-11-28 02:58:02,217 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 186 to 186. [2020-11-28 02:58:02,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 186 states. [2020-11-28 02:58:02,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 186 states and 235 transitions. [2020-11-28 02:58:02,218 INFO L78 Accepts]: Start accepts. Automaton has 186 states and 235 transitions. Word has length 54 [2020-11-28 02:58:02,218 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:58:02,219 INFO L481 AbstractCegarLoop]: Abstraction has 186 states and 235 transitions. [2020-11-28 02:58:02,219 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 02:58:02,219 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 235 transitions. [2020-11-28 02:58:02,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-11-28 02:58:02,220 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:58:02,220 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] [2020-11-28 02:58:02,220 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-11-28 02:58:02,220 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:58:02,221 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:58:02,221 INFO L82 PathProgramCache]: Analyzing trace with hash 525691295, now seen corresponding path program 1 times [2020-11-28 02:58:02,221 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:58:02,223 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1883667181] [2020-11-28 02:58:02,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:58:02,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:58:02,319 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 1 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 02:58:02,320 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1883667181] [2020-11-28 02:58:02,320 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1023061794] [2020-11-28 02:58:02,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_6e3a724d-ce6a-4ca5-a8ff-3fa675a8e8d7/bin/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-28 02:58:02,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:58:02,513 INFO L263 TraceCheckSpWp]: Trace formula consists of 438 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-28 02:58:02,521 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-28 02:58:02,731 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 02:58:02,732 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-11-28 02:58:02,732 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2020-11-28 02:58:02,732 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1464951005] [2020-11-28 02:58:02,733 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-11-28 02:58:02,733 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:58:02,733 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-11-28 02:58:02,734 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2020-11-28 02:58:02,734 INFO L87 Difference]: Start difference. First operand 186 states and 235 transitions. Second operand 9 states. [2020-11-28 02:58:03,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:58:03,192 INFO L93 Difference]: Finished difference Result 426 states and 551 transitions. [2020-11-28 02:58:03,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-11-28 02:58:03,193 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 56 [2020-11-28 02:58:03,194 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:58:03,195 INFO L225 Difference]: With dead ends: 426 [2020-11-28 02:58:03,195 INFO L226 Difference]: Without dead ends: 0 [2020-11-28 02:58:03,196 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=57, Invalid=125, Unknown=0, NotChecked=0, Total=182 [2020-11-28 02:58:03,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-28 02:58:03,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-28 02:58:03,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-28 02:58:03,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-28 02:58:03,198 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 56 [2020-11-28 02:58:03,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:58:03,198 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-28 02:58:03,198 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-11-28 02:58:03,198 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-28 02:58:03,198 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-28 02:58:03,424 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2020-11-28 02:58:03,425 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-28 02:58:03,544 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 69 [2020-11-28 02:58:03,712 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 71 [2020-11-28 02:58:04,531 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 27 [2020-11-28 02:58:04,703 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 13 [2020-11-28 02:58:05,001 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 32 [2020-11-28 02:58:05,439 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 28 [2020-11-28 02:58:05,628 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 25 [2020-11-28 02:58:05,991 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 28 [2020-11-28 02:58:06,276 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 27 [2020-11-28 02:58:06,435 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 27 [2020-11-28 02:58:06,723 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 28 [2020-11-28 02:58:06,867 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 25 [2020-11-28 02:58:07,083 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 28 [2020-11-28 02:58:07,197 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 22 [2020-11-28 02:58:07,238 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-28 02:58:07,238 INFO L274 CegarLoopResult]: For program point L498(lines 498 504) no Hoare annotation was computed. [2020-11-28 02:58:07,238 INFO L274 CegarLoopResult]: For program point L498-2(lines 498 504) no Hoare annotation was computed. [2020-11-28 02:58:07,238 INFO L274 CegarLoopResult]: For program point L498-4(lines 498 504) no Hoare annotation was computed. [2020-11-28 02:58:07,238 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-11-28 02:58:07,239 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-11-28 02:58:07,239 INFO L274 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-11-28 02:58:07,239 INFO L274 CegarLoopResult]: For program point L169(lines 169 186) no Hoare annotation was computed. [2020-11-28 02:58:07,239 INFO L274 CegarLoopResult]: For program point L169-1(lines 169 186) no Hoare annotation was computed. [2020-11-28 02:58:07,239 INFO L274 CegarLoopResult]: For program point L169-2(lines 169 186) no Hoare annotation was computed. [2020-11-28 02:58:07,239 INFO L274 CegarLoopResult]: For program point L964(lines 964 970) no Hoare annotation was computed. [2020-11-28 02:58:07,239 INFO L274 CegarLoopResult]: For program point L964-1(lines 964 970) no Hoare annotation was computed. [2020-11-28 02:58:07,239 INFO L274 CegarLoopResult]: For program point L964-2(lines 964 970) no Hoare annotation was computed. [2020-11-28 02:58:07,239 INFO L274 CegarLoopResult]: For program point L964-3(lines 964 970) no Hoare annotation was computed. [2020-11-28 02:58:07,239 INFO L274 CegarLoopResult]: For program point L964-4(lines 964 970) no Hoare annotation was computed. [2020-11-28 02:58:07,239 INFO L274 CegarLoopResult]: For program point L964-5(lines 964 970) no Hoare annotation was computed. [2020-11-28 02:58:07,240 INFO L274 CegarLoopResult]: For program point L271(lines 271 275) no Hoare annotation was computed. [2020-11-28 02:58:07,240 INFO L274 CegarLoopResult]: For program point L271-2(lines 271 275) no Hoare annotation was computed. [2020-11-28 02:58:07,240 INFO L274 CegarLoopResult]: For program point L271-3(lines 271 275) no Hoare annotation was computed. [2020-11-28 02:58:07,240 INFO L274 CegarLoopResult]: For program point L271-5(lines 271 275) no Hoare annotation was computed. [2020-11-28 02:58:07,240 INFO L274 CegarLoopResult]: For program point L271-6(lines 271 275) no Hoare annotation was computed. [2020-11-28 02:58:07,241 INFO L274 CegarLoopResult]: For program point L271-8(lines 271 275) no Hoare annotation was computed. [2020-11-28 02:58:07,241 INFO L274 CegarLoopResult]: For program point L271-9(lines 271 275) no Hoare annotation was computed. [2020-11-28 02:58:07,241 INFO L274 CegarLoopResult]: For program point L271-11(lines 271 275) no Hoare annotation was computed. [2020-11-28 02:58:07,241 INFO L274 CegarLoopResult]: For program point L899(lines 899 903) no Hoare annotation was computed. [2020-11-28 02:58:07,241 INFO L274 CegarLoopResult]: For program point L271-12(lines 271 275) no Hoare annotation was computed. [2020-11-28 02:58:07,241 INFO L274 CegarLoopResult]: For program point L271-14(lines 271 275) no Hoare annotation was computed. [2020-11-28 02:58:07,241 INFO L274 CegarLoopResult]: For program point L271-15(lines 271 275) no Hoare annotation was computed. [2020-11-28 02:58:07,241 INFO L274 CegarLoopResult]: For program point L271-17(lines 271 275) no Hoare annotation was computed. [2020-11-28 02:58:07,241 INFO L274 CegarLoopResult]: For program point L173(lines 173 181) no Hoare annotation was computed. [2020-11-28 02:58:07,241 INFO L274 CegarLoopResult]: For program point L173-1(lines 173 181) no Hoare annotation was computed. [2020-11-28 02:58:07,241 INFO L274 CegarLoopResult]: For program point L173-2(lines 173 181) no Hoare annotation was computed. [2020-11-28 02:58:07,242 INFO L274 CegarLoopResult]: For program point L438(lines 438 451) no Hoare annotation was computed. [2020-11-28 02:58:07,242 INFO L270 CegarLoopResult]: At program point L472(lines 467 474) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-11-28 02:58:07,242 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-28 02:58:07,242 INFO L270 CegarLoopResult]: At program point L76(lines 1 973) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-11-28 02:58:07,242 INFO L270 CegarLoopResult]: At program point L308-2(lines 308 322) the Hoare annotation is: false [2020-11-28 02:58:07,242 INFO L274 CegarLoopResult]: For program point L143(lines 143 160) no Hoare annotation was computed. [2020-11-28 02:58:07,243 INFO L274 CegarLoopResult]: For program point L143-1(lines 143 160) no Hoare annotation was computed. [2020-11-28 02:58:07,243 INFO L274 CegarLoopResult]: For program point L143-2(lines 143 160) no Hoare annotation was computed. [2020-11-28 02:58:07,243 INFO L274 CegarLoopResult]: For program point L143-3(lines 143 160) no Hoare annotation was computed. [2020-11-28 02:58:07,243 INFO L274 CegarLoopResult]: For program point L143-4(lines 143 160) no Hoare annotation was computed. [2020-11-28 02:58:07,243 INFO L274 CegarLoopResult]: For program point L143-5(lines 143 160) no Hoare annotation was computed. [2020-11-28 02:58:07,243 INFO L270 CegarLoopResult]: At program point L969(lines 960 973) the Hoare annotation is: false [2020-11-28 02:58:07,243 INFO L270 CegarLoopResult]: At program point L969-1(lines 960 973) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (not (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (<= ~waterLevel~0 1) .cse0 .cse1 .cse2) (and (= 2 ~waterLevel~0) .cse0 .cse1 .cse2))) [2020-11-28 02:58:07,243 INFO L270 CegarLoopResult]: At program point L969-2(lines 960 973) the Hoare annotation is: false [2020-11-28 02:58:07,243 INFO L270 CegarLoopResult]: At program point L969-3(lines 960 973) the Hoare annotation is: false [2020-11-28 02:58:07,244 INFO L270 CegarLoopResult]: At program point L969-4(lines 960 973) the Hoare annotation is: false [2020-11-28 02:58:07,244 INFO L270 CegarLoopResult]: At program point L969-5(lines 960 973) the Hoare annotation is: false [2020-11-28 02:58:07,244 INFO L274 CegarLoopResult]: For program point L309(line 309) no Hoare annotation was computed. [2020-11-28 02:58:07,244 INFO L270 CegarLoopResult]: At program point L111(lines 107 129) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (or (<= ~waterLevel~0 1) (= 2 ~waterLevel~0))) (.cse1 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 (= 0 ~systemActive~0) .cse2 .cse3) (and (<= 1 ~pumpRunning~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse0 .cse1 .cse3))) [2020-11-28 02:58:07,244 INFO L270 CegarLoopResult]: At program point L111-1(lines 107 129) the Hoare annotation is: false [2020-11-28 02:58:07,244 INFO L270 CegarLoopResult]: At program point L111-2(lines 107 129) the Hoare annotation is: false [2020-11-28 02:58:07,244 INFO L274 CegarLoopResult]: For program point L409(lines 408 455) no Hoare annotation was computed. [2020-11-28 02:58:07,244 INFO L270 CegarLoopResult]: At program point L277(lines 262 280) the Hoare annotation is: false [2020-11-28 02:58:07,245 INFO L270 CegarLoopResult]: At program point L277-1(lines 262 280) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (= 2 ~waterLevel~0) .cse0 .cse1 .cse2) (and (not (= ULTIMATE.start_isHighWaterLevel_~tmp~2 0)) (<= ~waterLevel~0 1) .cse0 (= |ULTIMATE.start_isHighWaterLevel_#res| 0) .cse1 .cse2 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 0)))) [2020-11-28 02:58:07,245 INFO L270 CegarLoopResult]: At program point L277-2(lines 262 280) the Hoare annotation is: false [2020-11-28 02:58:07,245 INFO L270 CegarLoopResult]: At program point L277-3(lines 262 280) the Hoare annotation is: false [2020-11-28 02:58:07,245 INFO L270 CegarLoopResult]: At program point L277-4(lines 262 280) the Hoare annotation is: false [2020-11-28 02:58:07,245 INFO L270 CegarLoopResult]: At program point L277-5(lines 262 280) the Hoare annotation is: false [2020-11-28 02:58:07,245 INFO L274 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2020-11-28 02:58:07,245 INFO L274 CegarLoopResult]: For program point L46-1(line 46) no Hoare annotation was computed. [2020-11-28 02:58:07,245 INFO L274 CegarLoopResult]: For program point L46-2(line 46) no Hoare annotation was computed. [2020-11-28 02:58:07,245 INFO L274 CegarLoopResult]: For program point L410(lines 410 414) no Hoare annotation was computed. [2020-11-28 02:58:07,245 INFO L274 CegarLoopResult]: For program point L444(lines 444 450) no Hoare annotation was computed. [2020-11-28 02:58:07,246 INFO L270 CegarLoopResult]: At program point L444-1(lines 444 450) the Hoare annotation is: (let ((.cse1 (= 2 ~waterLevel~0))) (let ((.cse5 (= ~pumpRunning~0 0)) (.cse0 (<= 1 ~pumpRunning~0)) (.cse4 (or (<= ~waterLevel~0 1) .cse1)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse2 .cse5 .cse3) (and .cse4 (= 0 ~systemActive~0) .cse5 .cse3) (and .cse0 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse4 .cse2 .cse3)))) [2020-11-28 02:58:07,246 INFO L274 CegarLoopResult]: For program point L312(lines 312 316) no Hoare annotation was computed. [2020-11-28 02:58:07,246 INFO L274 CegarLoopResult]: For program point L312-1(lines 312 316) no Hoare annotation was computed. [2020-11-28 02:58:07,246 INFO L270 CegarLoopResult]: At program point L213(lines 206 216) the Hoare annotation is: (and (<= 1 ~pumpRunning~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (or (<= ~waterLevel~0 1) (= 2 ~waterLevel~0)) (= 1 ~systemActive~0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-11-28 02:58:07,246 INFO L270 CegarLoopResult]: At program point L213-1(lines 206 216) the Hoare annotation is: false [2020-11-28 02:58:07,246 INFO L274 CegarLoopResult]: For program point L147(lines 147 155) no Hoare annotation was computed. [2020-11-28 02:58:07,246 INFO L270 CegarLoopResult]: At program point L213-2(lines 206 216) the Hoare annotation is: false [2020-11-28 02:58:07,246 INFO L274 CegarLoopResult]: For program point L147-1(lines 147 155) no Hoare annotation was computed. [2020-11-28 02:58:07,247 INFO L274 CegarLoopResult]: For program point L147-2(lines 147 155) no Hoare annotation was computed. [2020-11-28 02:58:07,247 INFO L274 CegarLoopResult]: For program point L147-3(lines 147 155) no Hoare annotation was computed. [2020-11-28 02:58:07,247 INFO L274 CegarLoopResult]: For program point L147-4(lines 147 155) no Hoare annotation was computed. [2020-11-28 02:58:07,247 INFO L274 CegarLoopResult]: For program point L147-5(lines 147 155) no Hoare annotation was computed. [2020-11-28 02:58:07,247 INFO L270 CegarLoopResult]: At program point L84(lines 79 87) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-11-28 02:58:07,247 INFO L270 CegarLoopResult]: At program point L118(lines 118 124) the Hoare annotation is: (let ((.cse1 (= 2 ~waterLevel~0))) (let ((.cse5 (= ~pumpRunning~0 0)) (.cse0 (<= 1 ~pumpRunning~0)) (.cse4 (or (<= ~waterLevel~0 1) .cse1)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse2 .cse5 .cse3) (and .cse4 (= 0 ~systemActive~0) .cse5 .cse3) (and .cse0 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse4 .cse2 .cse3)))) [2020-11-28 02:58:07,247 INFO L270 CegarLoopResult]: At program point L118-1(lines 118 124) the Hoare annotation is: false [2020-11-28 02:58:07,247 INFO L270 CegarLoopResult]: At program point L118-2(lines 118 124) the Hoare annotation is: false [2020-11-28 02:58:07,247 INFO L274 CegarLoopResult]: For program point L911(lines 911 915) no Hoare annotation was computed. [2020-11-28 02:58:07,248 INFO L270 CegarLoopResult]: At program point L482(lines 111 117) the Hoare annotation is: (let ((.cse2 (= |ULTIMATE.start_isPumpRunning_#res| 0)) (.cse3 (= ~pumpRunning~0 0)) (.cse0 (or (<= ~waterLevel~0 1) (= 2 ~waterLevel~0))) (.cse1 (= 1 ~systemActive~0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 (= 0 ~systemActive~0) .cse2 .cse3 .cse4) (and (<= 1 ~pumpRunning~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse0 .cse1 .cse4))) [2020-11-28 02:58:07,248 INFO L270 CegarLoopResult]: At program point L482-1(lines 111 117) the Hoare annotation is: false [2020-11-28 02:58:07,248 INFO L270 CegarLoopResult]: At program point L482-2(lines 111 117) the Hoare annotation is: false [2020-11-28 02:58:07,248 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-28 02:58:07,248 INFO L274 CegarLoopResult]: For program point L384(lines 384 391) no Hoare annotation was computed. [2020-11-28 02:58:07,248 INFO L277 CegarLoopResult]: At program point L384-1(lines 384 391) the Hoare annotation is: true [2020-11-28 02:58:07,248 INFO L274 CegarLoopResult]: For program point L285(lines 285 291) no Hoare annotation was computed. [2020-11-28 02:58:07,248 INFO L270 CegarLoopResult]: At program point L285-1(lines 285 291) the Hoare annotation is: (and (or (<= ~waterLevel~0 1) (= 2 ~waterLevel~0)) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-11-28 02:58:07,249 INFO L274 CegarLoopResult]: For program point L418(lines 418 424) no Hoare annotation was computed. [2020-11-28 02:58:07,249 INFO L270 CegarLoopResult]: At program point L418-1(lines 418 424) the Hoare annotation is: (let ((.cse1 (= 2 ~waterLevel~0))) (let ((.cse5 (= ~pumpRunning~0 0)) (.cse0 (<= 1 ~pumpRunning~0)) (.cse4 (or (<= ~waterLevel~0 1) .cse1)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse2 .cse5 .cse3) (and .cse4 (= 0 ~systemActive~0) .cse5 .cse3) (and .cse0 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse4 .cse2 .cse3)))) [2020-11-28 02:58:07,249 INFO L270 CegarLoopResult]: At program point L222(lines 217 225) the Hoare annotation is: (let ((.cse2 (= 2 ~waterLevel~0))) (let ((.cse6 (= |ULTIMATE.start_isPumpRunning_#res| 0)) (.cse7 (= ~pumpRunning~0 0)) (.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (<= 1 |ULTIMATE.start_isPumpRunning_#res|)) (.cse5 (or (<= ~waterLevel~0 1) .cse2)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse3 .cse6 .cse7 .cse4) (and .cse5 (= 0 ~systemActive~0) .cse6 .cse7 .cse4) (and .cse0 (<= 1 ~switchedOnBeforeTS~0) .cse1 .cse5 .cse3 .cse4)))) [2020-11-28 02:58:07,249 INFO L270 CegarLoopResult]: At program point L222-1(lines 217 225) the Hoare annotation is: (let ((.cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse0 (or (<= ~waterLevel~0 1) (= 2 ~waterLevel~0))) (.cse4 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 (= 0 ~systemActive~0) .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse1 .cse2 .cse3) (and (<= 1 ~pumpRunning~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse0 .cse4 .cse3))) [2020-11-28 02:58:07,249 INFO L270 CegarLoopResult]: At program point L222-2(lines 217 225) the Hoare annotation is: false [2020-11-28 02:58:07,249 INFO L270 CegarLoopResult]: At program point L222-3(lines 217 225) the Hoare annotation is: false [2020-11-28 02:58:07,249 INFO L270 CegarLoopResult]: At program point L222-4(lines 217 225) the Hoare annotation is: false [2020-11-28 02:58:07,250 INFO L270 CegarLoopResult]: At program point L222-5(lines 217 225) the Hoare annotation is: false [2020-11-28 02:58:07,250 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-28 02:58:07,250 INFO L270 CegarLoopResult]: At program point L456(lines 407 457) the Hoare annotation is: false [2020-11-28 02:58:07,250 INFO L270 CegarLoopResult]: At program point L358(lines 354 360) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-11-28 02:58:07,250 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-28 02:58:07,250 INFO L274 CegarLoopResult]: For program point L887(lines 887 891) no Hoare annotation was computed. [2020-11-28 02:58:07,250 INFO L274 CegarLoopResult]: For program point L887-3(lines 887 891) no Hoare annotation was computed. [2020-11-28 02:58:07,250 INFO L274 CegarLoopResult]: For program point L887-6(lines 887 891) no Hoare annotation was computed. [2020-11-28 02:58:07,250 INFO L277 CegarLoopResult]: At program point L393(lines 374 396) the Hoare annotation is: true [2020-11-28 02:58:07,251 INFO L274 CegarLoopResult]: For program point L493(lines 493 510) no Hoare annotation was computed. [2020-11-28 02:58:07,251 INFO L270 CegarLoopResult]: At program point L493-1(lines 1 973) the Hoare annotation is: (let ((.cse5 (= 2 ~waterLevel~0))) (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (or (<= ~waterLevel~0 1) .cse5)) (.cse4 (<= 1 ~pumpRunning~0)) (.cse1 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 (= 0 ~systemActive~0) .cse2 .cse3) (and .cse4 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse0 .cse1 .cse3) (and .cse4 (= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~5 2) .cse5 .cse1 .cse3 (= |ULTIMATE.start_getWaterLevel_#res| 2))))) [2020-11-28 02:58:07,251 INFO L274 CegarLoopResult]: For program point L493-2(lines 493 510) no Hoare annotation was computed. [2020-11-28 02:58:07,251 INFO L270 CegarLoopResult]: At program point L493-3(lines 1 973) the Hoare annotation is: false [2020-11-28 02:58:07,251 INFO L274 CegarLoopResult]: For program point L493-4(lines 493 510) no Hoare annotation was computed. [2020-11-28 02:58:07,251 INFO L270 CegarLoopResult]: At program point L493-5(lines 1 973) the Hoare annotation is: false [2020-11-28 02:58:07,251 INFO L270 CegarLoopResult]: At program point L956(lines 951 959) the Hoare annotation is: (let ((.cse5 (= 2 ~waterLevel~0))) (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (or (<= ~waterLevel~0 1) .cse5)) (.cse4 (<= 1 ~pumpRunning~0)) (.cse1 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 (= 0 ~systemActive~0) .cse2 .cse3) (and .cse4 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse0 .cse1 .cse3) (and .cse4 .cse5 .cse1 .cse3 (= |ULTIMATE.start_getWaterLevel_#res| 2))))) [2020-11-28 02:58:07,251 INFO L270 CegarLoopResult]: At program point L956-1(lines 951 959) the Hoare annotation is: false [2020-11-28 02:58:07,251 INFO L270 CegarLoopResult]: At program point L956-2(lines 951 959) the Hoare annotation is: false [2020-11-28 02:58:07,252 INFO L274 CegarLoopResult]: For program point L428(lines 428 434) no Hoare annotation was computed. [2020-11-28 02:58:07,254 INFO L270 CegarLoopResult]: At program point L428-1(lines 428 434) the Hoare annotation is: (let ((.cse1 (= 2 ~waterLevel~0))) (let ((.cse5 (= ~pumpRunning~0 0)) (.cse0 (<= 1 ~pumpRunning~0)) (.cse4 (or (<= ~waterLevel~0 1) .cse1)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse2 .cse5 .cse3) (and .cse4 (= 0 ~systemActive~0) .cse5 .cse3) (and .cse0 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse4 .cse2 .cse3)))) [2020-11-28 02:58:07,254 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-28 02:58:07,254 INFO L270 CegarLoopResult]: At program point L924(lines 919 927) the Hoare annotation is: (and (<= 1 ~pumpRunning~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (or (<= ~waterLevel~0 1) (= 2 ~waterLevel~0)) (= 1 ~systemActive~0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-11-28 02:58:07,254 INFO L270 CegarLoopResult]: At program point L924-1(lines 919 927) the Hoare annotation is: false [2020-11-28 02:58:07,254 INFO L270 CegarLoopResult]: At program point L924-2(lines 919 927) the Hoare annotation is: false [2020-11-28 02:58:07,255 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-28 02:58:07,255 INFO L274 CegarLoopResult]: For program point L497(lines 497 507) no Hoare annotation was computed. [2020-11-28 02:58:07,255 INFO L274 CegarLoopResult]: For program point L497-2(lines 497 507) no Hoare annotation was computed. [2020-11-28 02:58:07,255 INFO L274 CegarLoopResult]: For program point L497-4(lines 497 507) no Hoare annotation was computed. [2020-11-28 02:58:07,292 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 02:58:07 BoogieIcfgContainer [2020-11-28 02:58:07,293 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-28 02:58:07,293 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-28 02:58:07,293 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-28 02:58:07,294 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-28 02:58:07,294 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:57:59" (3/4) ... [2020-11-28 02:58:07,298 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-28 02:58:07,318 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-11-28 02:58:07,319 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-11-28 02:58:07,320 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-11-28 02:58:07,321 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-11-28 02:58:07,322 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-11-28 02:58:07,324 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-28 02:58:07,325 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-28 02:58:07,350 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || ((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0)) || (((((1 <= pumpRunning && tmp == 2) && 2 == waterLevel) && 1 == systemActive) && splverifierCounter == 0) && \result == 2) [2020-11-28 02:58:07,350 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 <= pumpRunning && 2 == waterLevel) && 1 == systemActive) && splverifierCounter == 0) || ((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0) [2020-11-28 02:58:07,350 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 <= pumpRunning && 2 == waterLevel) && 1 == systemActive) && splverifierCounter == 0) || ((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0) [2020-11-28 02:58:07,351 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 <= pumpRunning && 2 == waterLevel) && 1 == systemActive) && splverifierCounter == 0) || ((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0) [2020-11-28 02:58:07,351 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 <= pumpRunning && 1 <= \result) && 2 == waterLevel) && 1 == systemActive) && splverifierCounter == 0) || (((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0) [2020-11-28 02:58:07,352 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) || (((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0) [2020-11-28 02:58:07,352 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || ((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0) [2020-11-28 02:58:07,352 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 <= pumpRunning && 2 == waterLevel) && 1 == systemActive) && splverifierCounter == 0) || ((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0) [2020-11-28 02:58:07,353 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || ((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0)) || ((((1 <= pumpRunning && 2 == waterLevel) && 1 == systemActive) && splverifierCounter == 0) && \result == 2) [2020-11-28 02:58:07,354 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0 [2020-11-28 02:58:07,355 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0 [2020-11-28 02:58:07,355 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!(\result == 0) && waterLevel <= 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || (((2 == waterLevel && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) [2020-11-28 02:58:07,355 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) || (((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0) [2020-11-28 02:58:07,356 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((2 == waterLevel && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || ((((((!(tmp == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 0) [2020-11-28 02:58:07,440 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_6e3a724d-ce6a-4ca5-a8ff-3fa675a8e8d7/bin/uautomizer/witness.graphml [2020-11-28 02:58:07,440 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-28 02:58:07,441 INFO L168 Benchmark]: Toolchain (without parser) took 10147.19 ms. Allocated memory was 142.6 MB in the beginning and 207.6 MB in the end (delta: 65.0 MB). Free memory was 110.8 MB in the beginning and 70.2 MB in the end (delta: 40.6 MB). Peak memory consumption was 104.9 MB. Max. memory is 16.1 GB. [2020-11-28 02:58:07,441 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 81.8 MB. Free memory was 42.3 MB in the beginning and 42.3 MB in the end (delta: 36.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 02:58:07,442 INFO L168 Benchmark]: CACSL2BoogieTranslator took 577.64 ms. Allocated memory is still 142.6 MB. Free memory was 110.5 MB in the beginning and 106.4 MB in the end (delta: 4.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-28 02:58:07,442 INFO L168 Benchmark]: Boogie Procedure Inliner took 112.39 ms. Allocated memory is still 142.6 MB. Free memory was 106.4 MB in the beginning and 102.8 MB in the end (delta: 3.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-28 02:58:07,442 INFO L168 Benchmark]: Boogie Preprocessor took 77.63 ms. Allocated memory is still 142.6 MB. Free memory was 102.8 MB in the beginning and 100.2 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 02:58:07,443 INFO L168 Benchmark]: RCFGBuilder took 1304.73 ms. Allocated memory is still 142.6 MB. Free memory was 100.2 MB in the beginning and 81.5 MB in the end (delta: 18.7 MB). Peak memory consumption was 33.6 MB. Max. memory is 16.1 GB. [2020-11-28 02:58:07,443 INFO L168 Benchmark]: TraceAbstraction took 7920.38 ms. Allocated memory was 142.6 MB in the beginning and 207.6 MB in the end (delta: 65.0 MB). Free memory was 81.5 MB in the beginning and 80.7 MB in the end (delta: 804.1 kB). Peak memory consumption was 91.4 MB. Max. memory is 16.1 GB. [2020-11-28 02:58:07,443 INFO L168 Benchmark]: Witness Printer took 146.68 ms. Allocated memory is still 207.6 MB. Free memory was 80.7 MB in the beginning and 70.2 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-28 02:58:07,445 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 81.8 MB. Free memory was 42.3 MB in the beginning and 42.3 MB in the end (delta: 36.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 577.64 ms. Allocated memory is still 142.6 MB. Free memory was 110.5 MB in the beginning and 106.4 MB in the end (delta: 4.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 112.39 ms. Allocated memory is still 142.6 MB. Free memory was 106.4 MB in the beginning and 102.8 MB in the end (delta: 3.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 77.63 ms. Allocated memory is still 142.6 MB. Free memory was 102.8 MB in the beginning and 100.2 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1304.73 ms. Allocated memory is still 142.6 MB. Free memory was 100.2 MB in the beginning and 81.5 MB in the end (delta: 18.7 MB). Peak memory consumption was 33.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 7920.38 ms. Allocated memory was 142.6 MB in the beginning and 207.6 MB in the end (delta: 65.0 MB). Free memory was 81.5 MB in the beginning and 80.7 MB in the end (delta: 804.1 kB). Peak memory consumption was 91.4 MB. Max. memory is 16.1 GB. * Witness Printer took 146.68 ms. Allocated memory is still 207.6 MB. Free memory was 80.7 MB in the beginning and 70.2 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 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: 960]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 111]: Loop Invariant Derived loop invariant: ((((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) || (((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0) - InvariantResult [Line: 285]: Loop Invariant Derived loop invariant: ((waterLevel <= 1 || 2 == waterLevel) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || ((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0)) || (((((1 <= pumpRunning && tmp == 2) && 2 == waterLevel) && 1 == systemActive) && splverifierCounter == 0) && \result == 2) - InvariantResult [Line: 111]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 111]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 79]: Loop Invariant Derived loop invariant: (waterLevel == 1 && 1 == systemActive) && pumpRunning == 0 - InvariantResult [Line: 960]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 262]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 960]: Loop Invariant Derived loop invariant: ((((!(\result == 0) && waterLevel <= 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || (((2 == waterLevel && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (waterLevel == 1 && 1 == systemActive) && pumpRunning == 0 - InvariantResult [Line: 960]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 354]: Loop Invariant Derived loop invariant: (waterLevel == 1 && 1 == systemActive) && pumpRunning == 0 - InvariantResult [Line: 960]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 960]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 467]: Loop Invariant Derived loop invariant: (waterLevel == 1 && 1 == systemActive) && pumpRunning == 0 - InvariantResult [Line: 428]: Loop Invariant Derived loop invariant: (((((1 <= pumpRunning && 2 == waterLevel) && 1 == systemActive) && splverifierCounter == 0) || ((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0) - InvariantResult [Line: 206]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 384]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 206]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 118]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 308]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 107]: Loop Invariant Derived loop invariant: (((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || ((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0) - InvariantResult [Line: 418]: Loop Invariant Derived loop invariant: (((((1 <= pumpRunning && 2 == waterLevel) && 1 == systemActive) && splverifierCounter == 0) || ((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0) - InvariantResult [Line: 374]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 118]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 206]: Loop Invariant Derived loop invariant: ((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0 - InvariantResult [Line: 118]: Loop Invariant Derived loop invariant: (((((1 <= pumpRunning && 2 == waterLevel) && 1 == systemActive) && splverifierCounter == 0) || ((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0) - InvariantResult [Line: 951]: Loop Invariant Derived loop invariant: ((((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || ((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0)) || ((((1 <= pumpRunning && 2 == waterLevel) && 1 == systemActive) && splverifierCounter == 0) && \result == 2) - InvariantResult [Line: 107]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 951]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 444]: Loop Invariant Derived loop invariant: (((((1 <= pumpRunning && 2 == waterLevel) && 1 == systemActive) && splverifierCounter == 0) || ((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0) - InvariantResult [Line: 107]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 951]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 217]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 262]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 217]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 262]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 217]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 262]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 217]: Loop Invariant Derived loop invariant: ((((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) || (((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0) - InvariantResult [Line: 262]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 217]: Loop Invariant Derived loop invariant: ((((((1 <= pumpRunning && 1 <= \result) && 2 == waterLevel) && 1 == systemActive) && splverifierCounter == 0) || (((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((waterLevel <= 1 || 2 == waterLevel) && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0) - InvariantResult [Line: 262]: Loop Invariant Derived loop invariant: (((2 == waterLevel && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || ((((((!(tmp == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 0) - InvariantResult [Line: 407]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: ((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 217]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 125 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.9s, OverallIterations: 11, TraceHistogramMax: 2, AutomataDifference: 1.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1149 SDtfs, 1485 SDslu, 1752 SDs, 0 SdLazy, 281 SolverSat, 86 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 125 GetRequests, 78 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=372occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 11 MinimizatonAttempts, 941 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 51 LocationsWithAnnotation, 51 PreInvPairs, 191 NumberOfFragments, 901 HoareAnnotationTreeSize, 51 FomulaSimplifications, 85790 FormulaSimplificationTreeSizeReduction, 0.8s HoareSimplificationTime, 51 FomulaSimplificationsInter, 13672 FormulaSimplificationTreeSizeReductionInter, 2.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 425 NumberOfCodeBlocks, 425 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 413 ConstructedInterpolants, 0 QuantifiedInterpolants, 36062 SizeOfPredicates, 4 NumberOfNonLiveVariables, 438 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 12 InterpolantComputations, 10 PerfectInterpolantSequences, 29/47 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...