./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product61.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_6acd2d51-5ef7-401f-bbd1-85c4e107aa77/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_6acd2d51-5ef7-401f-bbd1-85c4e107aa77/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_6acd2d51-5ef7-401f-bbd1-85c4e107aa77/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_6acd2d51-5ef7-401f-bbd1-85c4e107aa77/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product61.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_6acd2d51-5ef7-401f-bbd1-85c4e107aa77/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_6acd2d51-5ef7-401f-bbd1-85c4e107aa77/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 9558026aa74bc39759eb2664747acd02f73fafe3 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-29 20:31:58,134 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 20:31:58,136 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 20:31:58,207 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 20:31:58,218 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 20:31:58,219 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 20:31:58,222 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 20:31:58,231 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 20:31:58,236 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 20:31:58,240 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 20:31:58,242 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 20:31:58,246 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 20:31:58,247 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 20:31:58,256 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 20:31:58,259 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 20:31:58,260 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 20:31:58,263 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 20:31:58,266 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 20:31:58,269 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 20:31:58,278 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 20:31:58,280 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 20:31:58,284 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 20:31:58,288 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 20:31:58,290 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 20:31:58,294 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 20:31:58,296 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 20:31:58,296 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 20:31:58,298 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 20:31:58,300 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 20:31:58,301 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 20:31:58,301 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 20:31:58,303 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 20:31:58,305 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 20:31:58,306 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 20:31:58,308 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 20:31:58,308 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 20:31:58,309 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 20:31:58,310 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 20:31:58,310 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 20:31:58,311 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 20:31:58,312 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 20:31:58,316 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_6acd2d51-5ef7-401f-bbd1-85c4e107aa77/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-11-29 20:31:58,363 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 20:31:58,364 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 20:31:58,366 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 20:31:58,366 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 20:31:58,367 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 20:31:58,367 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 20:31:58,367 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 20:31:58,368 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 20:31:58,368 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 20:31:58,368 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 20:31:58,370 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 20:31:58,370 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 20:31:58,370 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 20:31:58,371 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 20:31:58,371 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 20:31:58,371 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 20:31:58,372 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 20:31:58,372 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 20:31:58,372 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 20:31:58,373 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 20:31:58,373 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 20:31:58,373 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 20:31:58,373 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 20:31:58,374 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 20:31:58,374 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 20:31:58,374 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-29 20:31:58,375 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 20:31:58,375 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 20:31:58,375 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 20:31:58,375 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_6acd2d51-5ef7-401f-bbd1-85c4e107aa77/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_6acd2d51-5ef7-401f-bbd1-85c4e107aa77/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9558026aa74bc39759eb2664747acd02f73fafe3 [2020-11-29 20:31:58,657 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 20:31:58,695 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 20:31:58,698 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 20:31:58,705 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 20:31:58,706 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 20:31:58,707 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_6acd2d51-5ef7-401f-bbd1-85c4e107aa77/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec3_product61.cil.c [2020-11-29 20:31:58,776 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6acd2d51-5ef7-401f-bbd1-85c4e107aa77/bin/uautomizer/data/30b63cb47/cf031ed5f7614e9cb68637819177fd81/FLAGa039fc781 [2020-11-29 20:31:59,374 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 20:31:59,375 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_6acd2d51-5ef7-401f-bbd1-85c4e107aa77/sv-benchmarks/c/product-lines/minepump_spec3_product61.cil.c [2020-11-29 20:31:59,404 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6acd2d51-5ef7-401f-bbd1-85c4e107aa77/bin/uautomizer/data/30b63cb47/cf031ed5f7614e9cb68637819177fd81/FLAGa039fc781 [2020-11-29 20:31:59,669 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_6acd2d51-5ef7-401f-bbd1-85c4e107aa77/bin/uautomizer/data/30b63cb47/cf031ed5f7614e9cb68637819177fd81 [2020-11-29 20:31:59,673 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 20:31:59,677 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 20:31:59,682 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 20:31:59,682 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 20:31:59,687 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 20:31:59,688 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 08:31:59" (1/1) ... [2020-11-29 20:31:59,691 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47883c1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:31:59, skipping insertion in model container [2020-11-29 20:31:59,691 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 08:31:59" (1/1) ... [2020-11-29 20:31:59,699 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 20:31:59,772 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 20:32:00,150 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 20:32:00,173 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 20:32:00,293 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 20:32:00,331 INFO L208 MainTranslator]: Completed translation [2020-11-29 20:32:00,332 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:32:00 WrapperNode [2020-11-29 20:32:00,332 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 20:32:00,333 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 20:32:00,334 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 20:32:00,334 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 20:32:00,343 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:32:00" (1/1) ... [2020-11-29 20:32:00,369 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:32:00" (1/1) ... [2020-11-29 20:32:00,456 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 20:32:00,457 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 20:32:00,457 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 20:32:00,457 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 20:32:00,475 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:32:00" (1/1) ... [2020-11-29 20:32:00,476 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:32:00" (1/1) ... [2020-11-29 20:32:00,484 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:32:00" (1/1) ... [2020-11-29 20:32:00,485 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:32:00" (1/1) ... [2020-11-29 20:32:00,510 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:32:00" (1/1) ... [2020-11-29 20:32:00,524 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:32:00" (1/1) ... [2020-11-29 20:32:00,533 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:32:00" (1/1) ... [2020-11-29 20:32:00,543 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 20:32:00,544 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 20:32:00,545 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 20:32:00,545 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 20:32:00,546 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:32:00" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_6acd2d51-5ef7-401f-bbd1-85c4e107aa77/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 [2020-11-29 20:32:00,639 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 20:32:00,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-29 20:32:00,640 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 20:32:00,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 20:32:02,130 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 20:32:02,131 INFO L298 CfgBuilder]: Removed 360 assume(true) statements. [2020-11-29 20:32:02,135 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 08:32:02 BoogieIcfgContainer [2020-11-29 20:32:02,136 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 20:32:02,138 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-29 20:32:02,139 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-29 20:32:02,143 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-29 20:32:02,143 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 08:31:59" (1/3) ... [2020-11-29 20:32:02,144 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b7c51cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 08:32:02, skipping insertion in model container [2020-11-29 20:32:02,144 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:32:00" (2/3) ... [2020-11-29 20:32:02,144 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b7c51cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 08:32:02, skipping insertion in model container [2020-11-29 20:32:02,144 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 08:32:02" (3/3) ... [2020-11-29 20:32:02,146 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product61.cil.c [2020-11-29 20:32:02,156 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-29 20:32:02,163 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-11-29 20:32:02,176 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-11-29 20:32:02,213 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-29 20:32:02,214 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-29 20:32:02,214 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-29 20:32:02,214 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-29 20:32:02,214 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-29 20:32:02,214 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-29 20:32:02,214 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-29 20:32:02,215 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-29 20:32:02,240 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states. [2020-11-29 20:32:02,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-29 20:32:02,248 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 20:32:02,249 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 20:32:02,250 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 20:32:02,257 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:32:02,257 INFO L82 PathProgramCache]: Analyzing trace with hash -892827139, now seen corresponding path program 1 times [2020-11-29 20:32:02,269 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:32:02,269 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1926918162] [2020-11-29 20:32:02,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:32:02,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:32:02,585 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 20:32:02,586 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1926918162] [2020-11-29 20:32:02,587 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 20:32:02,587 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-29 20:32:02,588 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [39289415] [2020-11-29 20:32:02,592 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-11-29 20:32:02,593 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 20:32:02,607 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-29 20:32:02,608 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-29 20:32:02,611 INFO L87 Difference]: Start difference. First operand 234 states. Second operand 2 states. [2020-11-29 20:32:02,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 20:32:02,692 INFO L93 Difference]: Finished difference Result 459 states and 686 transitions. [2020-11-29 20:32:02,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-29 20:32:02,694 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2020-11-29 20:32:02,694 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 20:32:02,711 INFO L225 Difference]: With dead ends: 459 [2020-11-29 20:32:02,711 INFO L226 Difference]: Without dead ends: 227 [2020-11-29 20:32:02,716 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 [2020-11-29 20:32:02,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227 states. [2020-11-29 20:32:02,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 227 to 227. [2020-11-29 20:32:02,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 227 states. [2020-11-29 20:32:02,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 333 transitions. [2020-11-29 20:32:02,800 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 333 transitions. Word has length 18 [2020-11-29 20:32:02,801 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 20:32:02,801 INFO L481 AbstractCegarLoop]: Abstraction has 227 states and 333 transitions. [2020-11-29 20:32:02,801 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-11-29 20:32:02,801 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 333 transitions. [2020-11-29 20:32:02,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-11-29 20:32:02,804 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 20:32:02,804 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 20:32:02,805 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-29 20:32:02,805 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 20:32:02,806 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:32:02,806 INFO L82 PathProgramCache]: Analyzing trace with hash -1803857892, now seen corresponding path program 1 times [2020-11-29 20:32:02,807 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:32:02,807 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [356678873] [2020-11-29 20:32:02,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:32:02,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:32:02,987 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 20:32:02,987 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [356678873] [2020-11-29 20:32:02,988 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 20:32:02,988 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 20:32:02,988 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1734490198] [2020-11-29 20:32:02,990 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 20:32:02,990 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 20:32:02,992 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 20:32:02,992 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 20:32:02,992 INFO L87 Difference]: Start difference. First operand 227 states and 333 transitions. Second operand 3 states. [2020-11-29 20:32:03,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 20:32:03,055 INFO L93 Difference]: Finished difference Result 227 states and 333 transitions. [2020-11-29 20:32:03,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 20:32:03,056 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2020-11-29 20:32:03,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 20:32:03,058 INFO L225 Difference]: With dead ends: 227 [2020-11-29 20:32:03,061 INFO L226 Difference]: Without dead ends: 85 [2020-11-29 20:32:03,063 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 [2020-11-29 20:32:03,066 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2020-11-29 20:32:03,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2020-11-29 20:32:03,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2020-11-29 20:32:03,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 124 transitions. [2020-11-29 20:32:03,090 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 124 transitions. Word has length 19 [2020-11-29 20:32:03,090 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 20:32:03,090 INFO L481 AbstractCegarLoop]: Abstraction has 85 states and 124 transitions. [2020-11-29 20:32:03,091 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 20:32:03,091 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 124 transitions. [2020-11-29 20:32:03,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-29 20:32:03,094 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 20:32:03,095 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 20:32:03,096 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-29 20:32:03,096 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 20:32:03,097 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:32:03,100 INFO L82 PathProgramCache]: Analyzing trace with hash 1017898692, now seen corresponding path program 1 times [2020-11-29 20:32:03,101 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:32:03,101 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1505132580] [2020-11-29 20:32:03,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:32:03,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:32:03,293 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 20:32:03,293 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1505132580] [2020-11-29 20:32:03,293 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 20:32:03,293 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-29 20:32:03,294 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [118475686] [2020-11-29 20:32:03,294 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 20:32:03,294 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 20:32:03,295 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 20:32:03,295 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 20:32:03,296 INFO L87 Difference]: Start difference. First operand 85 states and 124 transitions. Second operand 3 states. [2020-11-29 20:32:03,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 20:32:03,315 INFO L93 Difference]: Finished difference Result 164 states and 242 transitions. [2020-11-29 20:32:03,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 20:32:03,316 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2020-11-29 20:32:03,317 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 20:32:03,318 INFO L225 Difference]: With dead ends: 164 [2020-11-29 20:32:03,318 INFO L226 Difference]: Without dead ends: 85 [2020-11-29 20:32:03,319 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 [2020-11-29 20:32:03,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2020-11-29 20:32:03,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2020-11-29 20:32:03,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2020-11-29 20:32:03,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 123 transitions. [2020-11-29 20:32:03,334 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 123 transitions. Word has length 24 [2020-11-29 20:32:03,334 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 20:32:03,334 INFO L481 AbstractCegarLoop]: Abstraction has 85 states and 123 transitions. [2020-11-29 20:32:03,335 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 20:32:03,335 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 123 transitions. [2020-11-29 20:32:03,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-11-29 20:32:03,336 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 20:32:03,337 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 20:32:03,337 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-29 20:32:03,337 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 20:32:03,338 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:32:03,338 INFO L82 PathProgramCache]: Analyzing trace with hash 1367117657, now seen corresponding path program 1 times [2020-11-29 20:32:03,338 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:32:03,339 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1843066096] [2020-11-29 20:32:03,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:32:03,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:32:03,461 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 20:32:03,462 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1843066096] [2020-11-29 20:32:03,462 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 20:32:03,462 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-29 20:32:03,462 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1834499281] [2020-11-29 20:32:03,463 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 20:32:03,463 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 20:32:03,464 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 20:32:03,464 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 20:32:03,464 INFO L87 Difference]: Start difference. First operand 85 states and 123 transitions. Second operand 3 states. [2020-11-29 20:32:03,587 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 20:32:03,587 INFO L93 Difference]: Finished difference Result 172 states and 251 transitions. [2020-11-29 20:32:03,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 20:32:03,588 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 27 [2020-11-29 20:32:03,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 20:32:03,589 INFO L225 Difference]: With dead ends: 172 [2020-11-29 20:32:03,590 INFO L226 Difference]: Without dead ends: 93 [2020-11-29 20:32:03,590 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 [2020-11-29 20:32:03,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2020-11-29 20:32:03,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 91. [2020-11-29 20:32:03,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 91 states. [2020-11-29 20:32:03,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 128 transitions. [2020-11-29 20:32:03,605 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 128 transitions. Word has length 27 [2020-11-29 20:32:03,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 20:32:03,605 INFO L481 AbstractCegarLoop]: Abstraction has 91 states and 128 transitions. [2020-11-29 20:32:03,605 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 20:32:03,605 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 128 transitions. [2020-11-29 20:32:03,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-11-29 20:32:03,607 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 20:32:03,607 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] [2020-11-29 20:32:03,607 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-29 20:32:03,607 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 20:32:03,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:32:03,608 INFO L82 PathProgramCache]: Analyzing trace with hash 166613997, now seen corresponding path program 1 times [2020-11-29 20:32:03,608 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:32:03,609 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [356389172] [2020-11-29 20:32:03,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:32:03,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:32:03,771 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 20:32:03,771 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [356389172] [2020-11-29 20:32:03,772 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 20:32:03,772 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-29 20:32:03,772 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2122433267] [2020-11-29 20:32:03,773 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-29 20:32:03,773 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 20:32:03,773 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-29 20:32:03,774 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-29 20:32:03,774 INFO L87 Difference]: Start difference. First operand 91 states and 128 transitions. Second operand 5 states. [2020-11-29 20:32:04,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 20:32:04,023 INFO L93 Difference]: Finished difference Result 444 states and 640 transitions. [2020-11-29 20:32:04,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-11-29 20:32:04,024 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2020-11-29 20:32:04,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 20:32:04,028 INFO L225 Difference]: With dead ends: 444 [2020-11-29 20:32:04,028 INFO L226 Difference]: Without dead ends: 359 [2020-11-29 20:32:04,029 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-11-29 20:32:04,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 359 states. [2020-11-29 20:32:04,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 359 to 139. [2020-11-29 20:32:04,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 139 states. [2020-11-29 20:32:04,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 192 transitions. [2020-11-29 20:32:04,054 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 192 transitions. Word has length 33 [2020-11-29 20:32:04,055 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 20:32:04,055 INFO L481 AbstractCegarLoop]: Abstraction has 139 states and 192 transitions. [2020-11-29 20:32:04,055 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-29 20:32:04,055 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 192 transitions. [2020-11-29 20:32:04,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-11-29 20:32:04,057 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 20:32:04,057 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] [2020-11-29 20:32:04,057 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-29 20:32:04,058 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 20:32:04,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:32:04,059 INFO L82 PathProgramCache]: Analyzing trace with hash 1323909935, now seen corresponding path program 1 times [2020-11-29 20:32:04,059 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:32:04,059 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [943199347] [2020-11-29 20:32:04,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:32:04,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:32:04,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 20:32:04,131 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [943199347] [2020-11-29 20:32:04,131 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 20:32:04,131 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 20:32:04,132 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [45577901] [2020-11-29 20:32:04,132 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-29 20:32:04,132 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 20:32:04,133 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-29 20:32:04,134 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-29 20:32:04,134 INFO L87 Difference]: Start difference. First operand 139 states and 192 transitions. Second operand 4 states. [2020-11-29 20:32:04,309 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 20:32:04,309 INFO L93 Difference]: Finished difference Result 294 states and 413 transitions. [2020-11-29 20:32:04,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-29 20:32:04,310 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 34 [2020-11-29 20:32:04,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 20:32:04,312 INFO L225 Difference]: With dead ends: 294 [2020-11-29 20:32:04,312 INFO L226 Difference]: Without dead ends: 209 [2020-11-29 20:32:04,313 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-29 20:32:04,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209 states. [2020-11-29 20:32:04,341 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209 to 206. [2020-11-29 20:32:04,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 206 states. [2020-11-29 20:32:04,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 206 states and 285 transitions. [2020-11-29 20:32:04,342 INFO L78 Accepts]: Start accepts. Automaton has 206 states and 285 transitions. Word has length 34 [2020-11-29 20:32:04,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 20:32:04,343 INFO L481 AbstractCegarLoop]: Abstraction has 206 states and 285 transitions. [2020-11-29 20:32:04,343 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-29 20:32:04,343 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 285 transitions. [2020-11-29 20:32:04,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-11-29 20:32:04,345 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 20:32:04,345 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] [2020-11-29 20:32:04,345 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-11-29 20:32:04,345 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 20:32:04,346 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:32:04,346 INFO L82 PathProgramCache]: Analyzing trace with hash 312792685, now seen corresponding path program 1 times [2020-11-29 20:32:04,346 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:32:04,346 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [530558838] [2020-11-29 20:32:04,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:32:04,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:32:04,410 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 20:32:04,411 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [530558838] [2020-11-29 20:32:04,411 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 20:32:04,411 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-29 20:32:04,411 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [106001623] [2020-11-29 20:32:04,412 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-29 20:32:04,412 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 20:32:04,413 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-29 20:32:04,413 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-29 20:32:04,413 INFO L87 Difference]: Start difference. First operand 206 states and 285 transitions. Second operand 4 states. [2020-11-29 20:32:04,538 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 20:32:04,538 INFO L93 Difference]: Finished difference Result 575 states and 806 transitions. [2020-11-29 20:32:04,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-29 20:32:04,539 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 34 [2020-11-29 20:32:04,539 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 20:32:04,543 INFO L225 Difference]: With dead ends: 575 [2020-11-29 20:32:04,543 INFO L226 Difference]: Without dead ends: 422 [2020-11-29 20:32:04,544 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-11-29 20:32:04,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 422 states. [2020-11-29 20:32:04,582 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 422 to 206. [2020-11-29 20:32:04,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 206 states. [2020-11-29 20:32:04,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 206 states and 282 transitions. [2020-11-29 20:32:04,584 INFO L78 Accepts]: Start accepts. Automaton has 206 states and 282 transitions. Word has length 34 [2020-11-29 20:32:04,584 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 20:32:04,584 INFO L481 AbstractCegarLoop]: Abstraction has 206 states and 282 transitions. [2020-11-29 20:32:04,584 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-29 20:32:04,585 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 282 transitions. [2020-11-29 20:32:04,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-11-29 20:32:04,593 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 20:32:04,593 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] [2020-11-29 20:32:04,593 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-11-29 20:32:04,594 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 20:32:04,594 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:32:04,594 INFO L82 PathProgramCache]: Analyzing trace with hash 570958123, now seen corresponding path program 1 times [2020-11-29 20:32:04,595 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:32:04,595 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1446810925] [2020-11-29 20:32:04,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:32:04,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:32:04,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 20:32:04,680 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1446810925] [2020-11-29 20:32:04,680 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 20:32:04,680 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-29 20:32:04,680 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1338612483] [2020-11-29 20:32:04,681 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-29 20:32:04,681 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 20:32:04,681 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-29 20:32:04,682 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-29 20:32:04,682 INFO L87 Difference]: Start difference. First operand 206 states and 282 transitions. Second operand 5 states. [2020-11-29 20:32:04,864 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 20:32:04,864 INFO L93 Difference]: Finished difference Result 618 states and 858 transitions. [2020-11-29 20:32:04,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-29 20:32:04,865 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2020-11-29 20:32:04,865 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 20:32:04,868 INFO L225 Difference]: With dead ends: 618 [2020-11-29 20:32:04,869 INFO L226 Difference]: Without dead ends: 418 [2020-11-29 20:32:04,870 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 [2020-11-29 20:32:04,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 418 states. [2020-11-29 20:32:04,893 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 418 to 218. [2020-11-29 20:32:04,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 218 states. [2020-11-29 20:32:04,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 218 states and 291 transitions. [2020-11-29 20:32:04,895 INFO L78 Accepts]: Start accepts. Automaton has 218 states and 291 transitions. Word has length 34 [2020-11-29 20:32:04,896 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 20:32:04,896 INFO L481 AbstractCegarLoop]: Abstraction has 218 states and 291 transitions. [2020-11-29 20:32:04,896 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-29 20:32:04,896 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 291 transitions. [2020-11-29 20:32:04,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-11-29 20:32:04,898 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 20:32:04,898 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, 1, 1] [2020-11-29 20:32:04,898 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-11-29 20:32:04,899 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 20:32:04,899 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:32:04,899 INFO L82 PathProgramCache]: Analyzing trace with hash -598753245, now seen corresponding path program 1 times [2020-11-29 20:32:04,899 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:32:04,900 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1664760202] [2020-11-29 20:32:04,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:32:04,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:32:04,982 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 20:32:04,983 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1664760202] [2020-11-29 20:32:04,983 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 20:32:04,983 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-29 20:32:04,983 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1980147972] [2020-11-29 20:32:04,984 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-29 20:32:04,984 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 20:32:04,985 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-29 20:32:04,985 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-11-29 20:32:04,985 INFO L87 Difference]: Start difference. First operand 218 states and 291 transitions. Second operand 6 states. [2020-11-29 20:32:05,467 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 20:32:05,467 INFO L93 Difference]: Finished difference Result 1297 states and 1697 transitions. [2020-11-29 20:32:05,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-11-29 20:32:05,468 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 37 [2020-11-29 20:32:05,470 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 20:32:05,478 INFO L225 Difference]: With dead ends: 1297 [2020-11-29 20:32:05,479 INFO L226 Difference]: Without dead ends: 1085 [2020-11-29 20:32:05,481 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=67, Invalid=143, Unknown=0, NotChecked=0, Total=210 [2020-11-29 20:32:05,484 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1085 states. [2020-11-29 20:32:05,537 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1085 to 416. [2020-11-29 20:32:05,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 416 states. [2020-11-29 20:32:05,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 416 states and 546 transitions. [2020-11-29 20:32:05,541 INFO L78 Accepts]: Start accepts. Automaton has 416 states and 546 transitions. Word has length 37 [2020-11-29 20:32:05,541 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 20:32:05,541 INFO L481 AbstractCegarLoop]: Abstraction has 416 states and 546 transitions. [2020-11-29 20:32:05,541 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-29 20:32:05,542 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 546 transitions. [2020-11-29 20:32:05,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-11-29 20:32:05,543 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 20:32:05,543 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, 1, 1] [2020-11-29 20:32:05,543 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-11-29 20:32:05,546 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 20:32:05,546 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:32:05,547 INFO L82 PathProgramCache]: Analyzing trace with hash 81305125, now seen corresponding path program 1 times [2020-11-29 20:32:05,547 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:32:05,547 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1521866269] [2020-11-29 20:32:05,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:32:05,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:32:05,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 20:32:05,646 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1521866269] [2020-11-29 20:32:05,647 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 20:32:05,647 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-11-29 20:32:05,647 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [324073335] [2020-11-29 20:32:05,647 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-29 20:32:05,648 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 20:32:05,648 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-29 20:32:05,648 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-11-29 20:32:05,648 INFO L87 Difference]: Start difference. First operand 416 states and 546 transitions. Second operand 6 states. [2020-11-29 20:32:06,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 20:32:06,056 INFO L93 Difference]: Finished difference Result 1144 states and 1532 transitions. [2020-11-29 20:32:06,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-11-29 20:32:06,057 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 37 [2020-11-29 20:32:06,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 20:32:06,062 INFO L225 Difference]: With dead ends: 1144 [2020-11-29 20:32:06,062 INFO L226 Difference]: Without dead ends: 734 [2020-11-29 20:32:06,063 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156 [2020-11-29 20:32:06,065 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 734 states. [2020-11-29 20:32:06,103 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 734 to 320. [2020-11-29 20:32:06,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 320 states. [2020-11-29 20:32:06,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 320 states and 411 transitions. [2020-11-29 20:32:06,106 INFO L78 Accepts]: Start accepts. Automaton has 320 states and 411 transitions. Word has length 37 [2020-11-29 20:32:06,106 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 20:32:06,106 INFO L481 AbstractCegarLoop]: Abstraction has 320 states and 411 transitions. [2020-11-29 20:32:06,106 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-29 20:32:06,106 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 411 transitions. [2020-11-29 20:32:06,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-11-29 20:32:06,107 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 20:32:06,108 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, 1, 1, 1] [2020-11-29 20:32:06,108 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-11-29 20:32:06,108 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 20:32:06,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:32:06,109 INFO L82 PathProgramCache]: Analyzing trace with hash 1988742173, now seen corresponding path program 1 times [2020-11-29 20:32:06,109 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:32:06,109 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1394539898] [2020-11-29 20:32:06,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:32:06,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:32:06,187 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 20:32:06,187 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1394539898] [2020-11-29 20:32:06,187 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 20:32:06,187 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-29 20:32:06,188 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1394216189] [2020-11-29 20:32:06,188 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-29 20:32:06,188 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 20:32:06,189 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-29 20:32:06,189 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-29 20:32:06,189 INFO L87 Difference]: Start difference. First operand 320 states and 411 transitions. Second operand 5 states. [2020-11-29 20:32:06,474 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 20:32:06,474 INFO L93 Difference]: Finished difference Result 786 states and 1003 transitions. [2020-11-29 20:32:06,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-11-29 20:32:06,475 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 38 [2020-11-29 20:32:06,475 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 20:32:06,478 INFO L225 Difference]: With dead ends: 786 [2020-11-29 20:32:06,479 INFO L226 Difference]: Without dead ends: 472 [2020-11-29 20:32:06,480 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-11-29 20:32:06,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 472 states. [2020-11-29 20:32:06,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 472 to 300. [2020-11-29 20:32:06,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 300 states. [2020-11-29 20:32:06,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 300 states and 374 transitions. [2020-11-29 20:32:06,517 INFO L78 Accepts]: Start accepts. Automaton has 300 states and 374 transitions. Word has length 38 [2020-11-29 20:32:06,517 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 20:32:06,517 INFO L481 AbstractCegarLoop]: Abstraction has 300 states and 374 transitions. [2020-11-29 20:32:06,517 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-29 20:32:06,518 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 374 transitions. [2020-11-29 20:32:06,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-11-29 20:32:06,519 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 20:32:06,519 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-11-29 20:32:06,519 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-11-29 20:32:06,520 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 20:32:06,520 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:32:06,520 INFO L82 PathProgramCache]: Analyzing trace with hash 756271311, now seen corresponding path program 1 times [2020-11-29 20:32:06,521 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:32:06,521 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1285118531] [2020-11-29 20:32:06,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:32:06,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:32:06,600 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-11-29 20:32:06,600 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1285118531] [2020-11-29 20:32:06,600 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 20:32:06,600 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-29 20:32:06,601 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [856512882] [2020-11-29 20:32:06,601 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-29 20:32:06,601 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 20:32:06,602 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-29 20:32:06,602 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-29 20:32:06,602 INFO L87 Difference]: Start difference. First operand 300 states and 374 transitions. Second operand 5 states. [2020-11-29 20:32:06,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 20:32:06,699 INFO L93 Difference]: Finished difference Result 695 states and 869 transitions. [2020-11-29 20:32:06,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-29 20:32:06,700 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 54 [2020-11-29 20:32:06,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 20:32:06,703 INFO L225 Difference]: With dead ends: 695 [2020-11-29 20:32:06,703 INFO L226 Difference]: Without dead ends: 401 [2020-11-29 20:32:06,704 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 [2020-11-29 20:32:06,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 401 states. [2020-11-29 20:32:06,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 401 to 300. [2020-11-29 20:32:06,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 300 states. [2020-11-29 20:32:06,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 300 states and 370 transitions. [2020-11-29 20:32:06,744 INFO L78 Accepts]: Start accepts. Automaton has 300 states and 370 transitions. Word has length 54 [2020-11-29 20:32:06,744 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 20:32:06,744 INFO L481 AbstractCegarLoop]: Abstraction has 300 states and 370 transitions. [2020-11-29 20:32:06,744 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-29 20:32:06,744 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 370 transitions. [2020-11-29 20:32:06,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-11-29 20:32:06,745 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 20:32:06,746 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-11-29 20:32:06,746 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-11-29 20:32:06,746 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 20:32:06,747 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:32:06,747 INFO L82 PathProgramCache]: Analyzing trace with hash 683884753, now seen corresponding path program 1 times [2020-11-29 20:32:06,747 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:32:06,747 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [508102697] [2020-11-29 20:32:06,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:32:06,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:32:06,822 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-11-29 20:32:06,823 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [508102697] [2020-11-29 20:32:06,823 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 20:32:06,823 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-29 20:32:06,824 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1092981658] [2020-11-29 20:32:06,824 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-29 20:32:06,824 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 20:32:06,825 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-29 20:32:06,826 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-29 20:32:06,826 INFO L87 Difference]: Start difference. First operand 300 states and 370 transitions. Second operand 5 states. [2020-11-29 20:32:06,930 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 20:32:06,931 INFO L93 Difference]: Finished difference Result 642 states and 801 transitions. [2020-11-29 20:32:06,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-29 20:32:06,937 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 54 [2020-11-29 20:32:06,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 20:32:06,940 INFO L225 Difference]: With dead ends: 642 [2020-11-29 20:32:06,940 INFO L226 Difference]: Without dead ends: 348 [2020-11-29 20:32:06,941 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-11-29 20:32:06,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 348 states. [2020-11-29 20:32:06,972 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 348 to 258. [2020-11-29 20:32:06,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 258 states. [2020-11-29 20:32:06,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 258 states and 319 transitions. [2020-11-29 20:32:06,975 INFO L78 Accepts]: Start accepts. Automaton has 258 states and 319 transitions. Word has length 54 [2020-11-29 20:32:06,975 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 20:32:06,975 INFO L481 AbstractCegarLoop]: Abstraction has 258 states and 319 transitions. [2020-11-29 20:32:06,975 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-29 20:32:06,977 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 319 transitions. [2020-11-29 20:32:06,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-11-29 20:32:06,978 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 20:32:06,979 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, 1] [2020-11-29 20:32:06,979 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-11-29 20:32:06,979 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 20:32:06,980 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:32:06,980 INFO L82 PathProgramCache]: Analyzing trace with hash -110145967, now seen corresponding path program 1 times [2020-11-29 20:32:06,980 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:32:06,985 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [615564324] [2020-11-29 20:32:06,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:32:07,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:32:07,097 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 20:32:07,099 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [615564324] [2020-11-29 20:32:07,099 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 20:32:07,099 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-29 20:32:07,100 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1324653251] [2020-11-29 20:32:07,101 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-29 20:32:07,101 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 20:32:07,102 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-29 20:32:07,102 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-29 20:32:07,102 INFO L87 Difference]: Start difference. First operand 258 states and 319 transitions. Second operand 5 states. [2020-11-29 20:32:07,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 20:32:07,275 INFO L93 Difference]: Finished difference Result 666 states and 822 transitions. [2020-11-29 20:32:07,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-11-29 20:32:07,276 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 55 [2020-11-29 20:32:07,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 20:32:07,279 INFO L225 Difference]: With dead ends: 666 [2020-11-29 20:32:07,279 INFO L226 Difference]: Without dead ends: 414 [2020-11-29 20:32:07,281 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-11-29 20:32:07,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 414 states. [2020-11-29 20:32:07,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 414 to 258. [2020-11-29 20:32:07,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 258 states. [2020-11-29 20:32:07,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 258 states and 315 transitions. [2020-11-29 20:32:07,314 INFO L78 Accepts]: Start accepts. Automaton has 258 states and 315 transitions. Word has length 55 [2020-11-29 20:32:07,315 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 20:32:07,315 INFO L481 AbstractCegarLoop]: Abstraction has 258 states and 315 transitions. [2020-11-29 20:32:07,315 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-29 20:32:07,315 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 315 transitions. [2020-11-29 20:32:07,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-11-29 20:32:07,316 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 20:32:07,316 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 20:32:07,317 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-11-29 20:32:07,317 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 20:32:07,317 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:32:07,317 INFO L82 PathProgramCache]: Analyzing trace with hash -1811071876, now seen corresponding path program 1 times [2020-11-29 20:32:07,318 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:32:07,318 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2127692105] [2020-11-29 20:32:07,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:32:07,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:32:07,412 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-11-29 20:32:07,413 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2127692105] [2020-11-29 20:32:07,413 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 20:32:07,413 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-29 20:32:07,414 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [349236587] [2020-11-29 20:32:07,414 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-29 20:32:07,414 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 20:32:07,415 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-29 20:32:07,415 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-11-29 20:32:07,415 INFO L87 Difference]: Start difference. First operand 258 states and 315 transitions. Second operand 6 states. [2020-11-29 20:32:07,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 20:32:07,750 INFO L93 Difference]: Finished difference Result 833 states and 1030 transitions. [2020-11-29 20:32:07,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-11-29 20:32:07,750 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 57 [2020-11-29 20:32:07,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 20:32:07,754 INFO L225 Difference]: With dead ends: 833 [2020-11-29 20:32:07,755 INFO L226 Difference]: Without dead ends: 633 [2020-11-29 20:32:07,757 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2020-11-29 20:32:07,759 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 633 states. [2020-11-29 20:32:07,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 633 to 258. [2020-11-29 20:32:07,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 258 states. [2020-11-29 20:32:07,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 258 states and 314 transitions. [2020-11-29 20:32:07,794 INFO L78 Accepts]: Start accepts. Automaton has 258 states and 314 transitions. Word has length 57 [2020-11-29 20:32:07,795 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 20:32:07,795 INFO L481 AbstractCegarLoop]: Abstraction has 258 states and 314 transitions. [2020-11-29 20:32:07,795 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-29 20:32:07,795 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 314 transitions. [2020-11-29 20:32:07,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-11-29 20:32:07,796 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 20:32:07,796 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 20:32:07,797 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-11-29 20:32:07,797 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 20:32:07,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:32:07,797 INFO L82 PathProgramCache]: Analyzing trace with hash 925264072, now seen corresponding path program 1 times [2020-11-29 20:32:07,798 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:32:07,798 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1448708775] [2020-11-29 20:32:07,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:32:07,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:32:07,890 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-11-29 20:32:07,890 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1448708775] [2020-11-29 20:32:07,894 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 20:32:07,894 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-29 20:32:07,895 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [101194257] [2020-11-29 20:32:07,895 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-29 20:32:07,895 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 20:32:07,896 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-29 20:32:07,896 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-29 20:32:07,896 INFO L87 Difference]: Start difference. First operand 258 states and 314 transitions. Second operand 5 states. [2020-11-29 20:32:08,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 20:32:08,025 INFO L93 Difference]: Finished difference Result 782 states and 970 transitions. [2020-11-29 20:32:08,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-29 20:32:08,026 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 63 [2020-11-29 20:32:08,027 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 20:32:08,030 INFO L225 Difference]: With dead ends: 782 [2020-11-29 20:32:08,031 INFO L226 Difference]: Without dead ends: 582 [2020-11-29 20:32:08,032 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 [2020-11-29 20:32:08,033 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 582 states. [2020-11-29 20:32:08,083 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 582 to 264. [2020-11-29 20:32:08,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 264 states. [2020-11-29 20:32:08,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 264 states and 320 transitions. [2020-11-29 20:32:08,086 INFO L78 Accepts]: Start accepts. Automaton has 264 states and 320 transitions. Word has length 63 [2020-11-29 20:32:08,086 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 20:32:08,086 INFO L481 AbstractCegarLoop]: Abstraction has 264 states and 320 transitions. [2020-11-29 20:32:08,086 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-29 20:32:08,087 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 320 transitions. [2020-11-29 20:32:08,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-11-29 20:32:08,088 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 20:32:08,088 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 20:32:08,088 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-11-29 20:32:08,088 INFO L429 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 20:32:08,089 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:32:08,089 INFO L82 PathProgramCache]: Analyzing trace with hash 1183429510, now seen corresponding path program 1 times [2020-11-29 20:32:08,089 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:32:08,090 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [912170352] [2020-11-29 20:32:08,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:32:08,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:32:08,224 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-29 20:32:08,226 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [912170352] [2020-11-29 20:32:08,226 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1510047328] [2020-11-29 20:32:08,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_6acd2d51-5ef7-401f-bbd1-85c4e107aa77/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 [2020-11-29 20:32:08,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:32:08,437 INFO L263 TraceCheckSpWp]: Trace formula consists of 478 conjuncts, 7 conjunts are in the unsatisfiable core [2020-11-29 20:32:08,454 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 20:32:08,565 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-29 20:32:08,566 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-11-29 20:32:08,566 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 6 [2020-11-29 20:32:08,567 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [135267260] [2020-11-29 20:32:08,567 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-11-29 20:32:08,567 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 20:32:08,568 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-11-29 20:32:08,568 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-11-29 20:32:08,568 INFO L87 Difference]: Start difference. First operand 264 states and 320 transitions. Second operand 7 states. [2020-11-29 20:32:09,092 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 20:32:09,093 INFO L93 Difference]: Finished difference Result 923 states and 1140 transitions. [2020-11-29 20:32:09,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-11-29 20:32:09,093 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 63 [2020-11-29 20:32:09,094 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 20:32:09,094 INFO L225 Difference]: With dead ends: 923 [2020-11-29 20:32:09,094 INFO L226 Difference]: Without dead ends: 0 [2020-11-29 20:32:09,095 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=59, Invalid=97, Unknown=0, NotChecked=0, Total=156 [2020-11-29 20:32:09,096 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-29 20:32:09,096 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-29 20:32:09,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-29 20:32:09,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-29 20:32:09,096 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 63 [2020-11-29 20:32:09,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 20:32:09,096 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-29 20:32:09,097 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-11-29 20:32:09,097 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-29 20:32:09,097 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-29 20:32:09,297 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2020-11-29 20:32:09,299 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-29 20:32:10,138 WARN L193 SmtUtils]: Spent 820.00 ms on a formula simplification. DAG size of input: 280 DAG size of output: 211 [2020-11-29 20:32:10,540 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 148 [2020-11-29 20:32:12,118 WARN L193 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 406 DAG size of output: 309 [2020-11-29 20:32:12,430 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 145 [2020-11-29 20:32:12,730 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 138 [2020-11-29 20:32:13,370 WARN L193 SmtUtils]: Spent 637.00 ms on a formula simplification. DAG size of input: 335 DAG size of output: 258 [2020-11-29 20:32:13,716 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 283 DAG size of output: 220 [2020-11-29 20:32:14,127 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 128 [2020-11-29 20:32:16,645 WARN L193 SmtUtils]: Spent 2.50 s on a formula simplification. DAG size of input: 204 DAG size of output: 59 [2020-11-29 20:32:17,652 WARN L193 SmtUtils]: Spent 910.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 62 [2020-11-29 20:32:17,834 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 23 [2020-11-29 20:32:20,273 WARN L193 SmtUtils]: Spent 2.42 s on a formula simplification. DAG size of input: 301 DAG size of output: 49 [2020-11-29 20:32:21,081 WARN L193 SmtUtils]: Spent 766.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 40 [2020-11-29 20:32:21,628 WARN L193 SmtUtils]: Spent 523.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 33 [2020-11-29 20:32:23,444 WARN L193 SmtUtils]: Spent 1.81 s on a formula simplification. DAG size of input: 254 DAG size of output: 33 [2020-11-29 20:32:24,799 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 216 DAG size of output: 62 [2020-11-29 20:32:25,023 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 27 [2020-11-29 20:32:25,255 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 49 [2020-11-29 20:32:25,457 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 35 [2020-11-29 20:32:25,754 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 36 [2020-11-29 20:32:26,447 WARN L193 SmtUtils]: Spent 691.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 50 [2020-11-29 20:32:26,452 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-29 20:32:26,453 INFO L270 CegarLoopResult]: At program point L102(lines 55 103) the Hoare annotation is: false [2020-11-29 20:32:26,453 INFO L274 CegarLoopResult]: For program point L368(lines 368 372) no Hoare annotation was computed. [2020-11-29 20:32:26,453 INFO L274 CegarLoopResult]: For program point L368-3(lines 368 372) no Hoare annotation was computed. [2020-11-29 20:32:26,453 INFO L274 CegarLoopResult]: For program point L368-6(lines 368 372) no Hoare annotation was computed. [2020-11-29 20:32:26,453 INFO L277 CegarLoopResult]: At program point L568(lines 549 571) the Hoare annotation is: true [2020-11-29 20:32:26,453 INFO L270 CegarLoopResult]: At program point L437(lines 432 440) the Hoare annotation is: (let ((.cse1 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (.cse2 (= ULTIMATE.start_activatePump_~tmp~4 0)) (.cse0 (<= ~waterLevel~0 1)) (.cse3 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~8 0)) (.cse6 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse5 (= ~methaneLevelCritical~0 0)) (.cse4 (= 1 ~systemActive~0)) (.cse7 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse9 (= ~pumpRunning~0 0)) (.cse8 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (= ULTIMATE.start_processEnvironment_~tmp~3 0) .cse5 .cse6 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~2 0) .cse7 .cse8) (and (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~1 1) .cse4 (= |ULTIMATE.start_isHighWaterLevel_#res| 1) (<= 2 ~waterLevel~0) .cse7 .cse8 (= ULTIMATE.start_isHighWaterLevel_~tmp~5 0) .cse1 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse2 .cse3 (not .cse9) .cse5 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 1) (<= ~waterLevel~0 2)) (and .cse0 .cse3 .cse6 .cse5 .cse4 .cse7 .cse9 .cse8))) [2020-11-29 20:32:26,453 INFO L270 CegarLoopResult]: At program point L437-1(lines 432 440) the Hoare annotation is: false [2020-11-29 20:32:26,454 INFO L270 CegarLoopResult]: At program point L437-2(lines 432 440) the Hoare annotation is: false [2020-11-29 20:32:26,454 INFO L270 CegarLoopResult]: At program point L637(lines 632 640) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-11-29 20:32:26,454 INFO L274 CegarLoopResult]: For program point L445(lines 445 451) no Hoare annotation was computed. [2020-11-29 20:32:26,454 INFO L274 CegarLoopResult]: For program point L445-1(lines 445 451) no Hoare annotation was computed. [2020-11-29 20:32:26,454 INFO L274 CegarLoopResult]: For program point L445-2(lines 445 451) no Hoare annotation was computed. [2020-11-29 20:32:26,454 INFO L274 CegarLoopResult]: For program point L445-3(lines 445 451) no Hoare annotation was computed. [2020-11-29 20:32:26,454 INFO L274 CegarLoopResult]: For program point L445-4(lines 445 451) no Hoare annotation was computed. [2020-11-29 20:32:26,454 INFO L274 CegarLoopResult]: For program point L445-5(lines 445 451) no Hoare annotation was computed. [2020-11-29 20:32:26,454 INFO L274 CegarLoopResult]: For program point L445-6(lines 445 451) no Hoare annotation was computed. [2020-11-29 20:32:26,454 INFO L274 CegarLoopResult]: For program point L445-7(lines 445 451) no Hoare annotation was computed. [2020-11-29 20:32:26,455 INFO L274 CegarLoopResult]: For program point L445-8(lines 445 451) no Hoare annotation was computed. [2020-11-29 20:32:26,455 INFO L274 CegarLoopResult]: For program point L445-9(lines 445 451) no Hoare annotation was computed. [2020-11-29 20:32:26,455 INFO L274 CegarLoopResult]: For program point L445-10(lines 445 451) no Hoare annotation was computed. [2020-11-29 20:32:26,455 INFO L274 CegarLoopResult]: For program point L445-11(lines 445 451) no Hoare annotation was computed. [2020-11-29 20:32:26,455 INFO L274 CegarLoopResult]: For program point L380(lines 380 384) no Hoare annotation was computed. [2020-11-29 20:32:26,455 INFO L274 CegarLoopResult]: For program point L248(lines 248 254) no Hoare annotation was computed. [2020-11-29 20:32:26,455 INFO L274 CegarLoopResult]: For program point L248-2(lines 248 254) no Hoare annotation was computed. [2020-11-29 20:32:26,455 INFO L274 CegarLoopResult]: For program point L248-4(lines 248 254) no Hoare annotation was computed. [2020-11-29 20:32:26,455 INFO L274 CegarLoopResult]: For program point L248-6(lines 248 254) no Hoare annotation was computed. [2020-11-29 20:32:26,455 INFO L274 CegarLoopResult]: For program point L248-8(lines 248 254) no Hoare annotation was computed. [2020-11-29 20:32:26,455 INFO L274 CegarLoopResult]: For program point L248-10(lines 248 254) no Hoare annotation was computed. [2020-11-29 20:32:26,455 INFO L274 CegarLoopResult]: For program point L248-12(lines 248 254) no Hoare annotation was computed. [2020-11-29 20:32:26,456 INFO L274 CegarLoopResult]: For program point L248-14(lines 248 254) no Hoare annotation was computed. [2020-11-29 20:32:26,456 INFO L274 CegarLoopResult]: For program point L248-16(lines 248 254) no Hoare annotation was computed. [2020-11-29 20:32:26,456 INFO L274 CegarLoopResult]: For program point L248-18(lines 248 254) no Hoare annotation was computed. [2020-11-29 20:32:26,456 INFO L274 CegarLoopResult]: For program point L248-20(lines 248 254) no Hoare annotation was computed. [2020-11-29 20:32:26,456 INFO L274 CegarLoopResult]: For program point L248-22(lines 248 254) no Hoare annotation was computed. [2020-11-29 20:32:26,456 INFO L274 CegarLoopResult]: For program point L582(lines 582 602) no Hoare annotation was computed. [2020-11-29 20:32:26,456 INFO L274 CegarLoopResult]: For program point L582-2(lines 582 602) no Hoare annotation was computed. [2020-11-29 20:32:26,456 INFO L270 CegarLoopResult]: At program point L450(lines 441 454) the Hoare annotation is: false [2020-11-29 20:32:26,456 INFO L274 CegarLoopResult]: For program point L582-4(lines 582 602) no Hoare annotation was computed. [2020-11-29 20:32:26,456 INFO L270 CegarLoopResult]: At program point L450-1(lines 441 454) the Hoare annotation is: false [2020-11-29 20:32:26,456 INFO L270 CegarLoopResult]: At program point L450-2(lines 441 454) the Hoare annotation is: false [2020-11-29 20:32:26,457 INFO L270 CegarLoopResult]: At program point L450-3(lines 441 454) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0))) (let ((.cse3 (<= 2 ~waterLevel~0)) (.cse6 (<= ~waterLevel~0 2)) (.cse7 (= ~methaneLevelCritical~0 1)) (.cse8 (not .cse0)) (.cse9 (<= ~waterLevel~0 1)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse4 (= ~pumpRunning~0 0)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse0 .cse1 .cse3 .cse4 .cse5 .cse6) (and .cse8 .cse9 .cse7 .cse1 .cse4 .cse5) (and .cse8 .cse9 .cse1 .cse2 .cse4 .cse5)))) [2020-11-29 20:32:26,457 INFO L270 CegarLoopResult]: At program point L450-4(lines 441 454) the Hoare annotation is: false [2020-11-29 20:32:26,457 INFO L270 CegarLoopResult]: At program point L450-5(lines 441 454) the Hoare annotation is: false [2020-11-29 20:32:26,457 INFO L270 CegarLoopResult]: At program point L450-6(lines 441 454) the Hoare annotation is: false [2020-11-29 20:32:26,457 INFO L270 CegarLoopResult]: At program point L450-7(lines 441 454) the Hoare annotation is: false [2020-11-29 20:32:26,457 INFO L274 CegarLoopResult]: For program point L186(lines 186 203) no Hoare annotation was computed. [2020-11-29 20:32:26,457 INFO L270 CegarLoopResult]: At program point L450-8(lines 441 454) the Hoare annotation is: false [2020-11-29 20:32:26,457 INFO L274 CegarLoopResult]: For program point L186-1(lines 186 203) no Hoare annotation was computed. [2020-11-29 20:32:26,457 INFO L270 CegarLoopResult]: At program point L450-9(lines 441 454) the Hoare annotation is: false [2020-11-29 20:32:26,457 INFO L274 CegarLoopResult]: For program point L186-2(lines 186 203) no Hoare annotation was computed. [2020-11-29 20:32:26,458 INFO L270 CegarLoopResult]: At program point L450-10(lines 441 454) the Hoare annotation is: false [2020-11-29 20:32:26,458 INFO L274 CegarLoopResult]: For program point L186-3(lines 186 203) no Hoare annotation was computed. [2020-11-29 20:32:26,458 INFO L270 CegarLoopResult]: At program point L450-11(lines 441 454) the Hoare annotation is: false [2020-11-29 20:32:26,458 INFO L274 CegarLoopResult]: For program point L186-4(lines 186 203) no Hoare annotation was computed. [2020-11-29 20:32:26,458 INFO L274 CegarLoopResult]: For program point L186-5(lines 186 203) no Hoare annotation was computed. [2020-11-29 20:32:26,458 INFO L274 CegarLoopResult]: For program point L57(lines 56 101) no Hoare annotation was computed. [2020-11-29 20:32:26,458 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-29 20:32:26,458 INFO L274 CegarLoopResult]: For program point L190(lines 190 198) no Hoare annotation was computed. [2020-11-29 20:32:26,458 INFO L274 CegarLoopResult]: For program point L190-1(lines 190 198) no Hoare annotation was computed. [2020-11-29 20:32:26,458 INFO L274 CegarLoopResult]: For program point L190-2(lines 190 198) no Hoare annotation was computed. [2020-11-29 20:32:26,458 INFO L274 CegarLoopResult]: For program point L190-3(lines 190 198) no Hoare annotation was computed. [2020-11-29 20:32:26,458 INFO L274 CegarLoopResult]: For program point L58(lines 58 62) no Hoare annotation was computed. [2020-11-29 20:32:26,458 INFO L274 CegarLoopResult]: For program point L190-4(lines 190 198) no Hoare annotation was computed. [2020-11-29 20:32:26,459 INFO L274 CegarLoopResult]: For program point L190-5(lines 190 198) no Hoare annotation was computed. [2020-11-29 20:32:26,459 INFO L274 CegarLoopResult]: For program point L588(lines 588 601) no Hoare annotation was computed. [2020-11-29 20:32:26,459 INFO L270 CegarLoopResult]: At program point L588-1(lines 1 1006) the Hoare annotation is: (let ((.cse1 (<= ~waterLevel~0 1)) (.cse7 (<= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~3 1)) (.cse20 (= ULTIMATE.start_processEnvironment_~tmp~3 0)) (.cse9 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse21 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~2 0)) (.cse0 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~8 1)) (.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse3 (= ~methaneLevelCritical~0 1)) (.cse12 (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~1 1)) (.cse4 (= 1 ~systemActive~0)) (.cse13 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse14 (<= 2 ~waterLevel~0)) (.cse11 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse15 (= ULTIMATE.start_isHighWaterLevel_~tmp~5 0)) (.cse6 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse22 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (.cse16 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse17 (= ULTIMATE.start_activatePump_~tmp~4 0)) (.cse8 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~8 0)) (.cse5 (= ~pumpRunning~0 0)) (.cse10 (= ~methaneLevelCritical~0 0)) (.cse18 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 1)) (.cse19 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse1 .cse7 .cse8 .cse9 .cse4 .cse10 .cse11 .cse5 .cse6) (and .cse12 .cse2 .cse3 .cse4 .cse13 .cse14 .cse6 .cse15 .cse0 .cse16 .cse17 .cse18 .cse19) (and .cse1 .cse0 .cse2 .cse3 .cse17 .cse4 .cse20 .cse21 .cse6) (and (= ~waterLevel~0 1) .cse4 .cse10 .cse5 .cse6) (and .cse22 .cse1 .cse7 .cse17 .cse8 .cse4 .cse20 .cse10 .cse9 .cse21 .cse11 .cse6) (and .cse12 .cse0 .cse2 .cse3 .cse16 .cse4 .cse13 .cse5 .cse6 .cse15 .cse18 .cse19) (and .cse12 .cse4 .cse13 .cse14 .cse11 .cse15 .cse6 .cse22 .cse16 .cse17 .cse8 (not .cse5) .cse10 .cse18 .cse19))) [2020-11-29 20:32:26,459 INFO L274 CegarLoopResult]: For program point L588-2(lines 588 601) no Hoare annotation was computed. [2020-11-29 20:32:26,459 INFO L270 CegarLoopResult]: At program point L588-3(lines 1 1006) the Hoare annotation is: false [2020-11-29 20:32:26,459 INFO L274 CegarLoopResult]: For program point L588-4(lines 588 601) no Hoare annotation was computed. [2020-11-29 20:32:26,459 INFO L270 CegarLoopResult]: At program point L588-5(lines 1 1006) the Hoare annotation is: false [2020-11-29 20:32:26,459 INFO L274 CegarLoopResult]: For program point L392(lines 392 396) no Hoare annotation was computed. [2020-11-29 20:32:26,459 INFO L270 CegarLoopResult]: At program point L128(lines 127 146) the Hoare annotation is: (let ((.cse7 (= ~pumpRunning~0 0))) (let ((.cse0 (<= ~waterLevel~0 1)) (.cse1 (= ULTIMATE.start_activatePump_~tmp~4 0)) (.cse2 (not .cse7)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse6 (= ~methaneLevelCritical~0 1)) (.cse3 (= 1 ~systemActive~0)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse8 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse1 .cse2 .cse3 .cse5) (and .cse3 .cse4 .cse7 .cse5 .cse8) (and .cse6 .cse3 .cse7 .cse5 .cse8)))) [2020-11-29 20:32:26,460 INFO L274 CegarLoopResult]: For program point L128-1(lines 128 134) no Hoare annotation was computed. [2020-11-29 20:32:26,460 INFO L270 CegarLoopResult]: At program point L128-2(lines 127 146) the Hoare annotation is: false [2020-11-29 20:32:26,460 INFO L270 CegarLoopResult]: At program point L128-3(lines 127 146) the Hoare annotation is: false [2020-11-29 20:32:26,460 INFO L274 CegarLoopResult]: For program point L592(lines 592 598) no Hoare annotation was computed. [2020-11-29 20:32:26,460 INFO L274 CegarLoopResult]: For program point L592-2(lines 592 598) no Hoare annotation was computed. [2020-11-29 20:32:26,460 INFO L270 CegarLoopResult]: At program point L460(lines 455 463) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 1)) (.cse1 (= ULTIMATE.start_activatePump_~tmp~4 0)) (.cse2 (not (= ~pumpRunning~0 0))) (.cse4 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_processEnvironment_~tmp~3 0)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse1 .cse2 .cse3 (= ~methaneLevelCritical~0 0) .cse4 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse5) (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse1 .cse2 .cse4 .cse3 .cse5))) [2020-11-29 20:32:26,460 INFO L274 CegarLoopResult]: For program point L592-4(lines 592 598) no Hoare annotation was computed. [2020-11-29 20:32:26,460 INFO L270 CegarLoopResult]: At program point L460-1(lines 455 463) the Hoare annotation is: false [2020-11-29 20:32:26,460 INFO L270 CegarLoopResult]: At program point L460-2(lines 455 463) the Hoare annotation is: false [2020-11-29 20:32:26,460 INFO L270 CegarLoopResult]: At program point L460-3(lines 455 463) the Hoare annotation is: false [2020-11-29 20:32:26,460 INFO L270 CegarLoopResult]: At program point L460-4(lines 455 463) the Hoare annotation is: false [2020-11-29 20:32:26,461 INFO L270 CegarLoopResult]: At program point L460-5(lines 455 463) the Hoare annotation is: false [2020-11-29 20:32:26,461 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-29 20:32:26,461 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-29 20:32:26,461 INFO L274 CegarLoopResult]: For program point L66(lines 66 72) no Hoare annotation was computed. [2020-11-29 20:32:26,461 INFO L270 CegarLoopResult]: At program point L66-1(lines 66 72) the Hoare annotation is: (let ((.cse1 (<= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~3 1)) (.cse5 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse14 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~8 1)) (.cse15 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse16 (= ~methaneLevelCritical~0 1)) (.cse6 (= ULTIMATE.start_processEnvironment_~tmp~3 0)) (.cse8 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~2 0)) (.cse13 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~8 0)) (.cse9 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse11 (<= ~waterLevel~0 2)) (.cse17 (= ~waterLevel~0 1)) (.cse0 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (.cse2 (= ULTIMATE.start_activatePump_~tmp~4 0)) (.cse4 (= 1 ~systemActive~0)) (.cse7 (= ~methaneLevelCritical~0 0)) (.cse12 (<= 2 ~waterLevel~0)) (.cse10 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11) (and .cse7 .cse4 .cse12 .cse13 .cse10 .cse11) (and .cse14 .cse15 .cse16 .cse4 .cse13 .cse10 .cse11) (and .cse1 .cse3 .cse4 .cse7 .cse5 .cse9 .cse13 .cse10 .cse11) (and .cse14 .cse15 .cse16 (or (and .cse2 .cse4 .cse12 .cse10) (and .cse17 .cse2 .cse4 .cse10)) .cse11) (and (<= ~waterLevel~0 1) .cse14 .cse15 .cse16 .cse2 .cse4 .cse6 .cse8 .cse10) (and .cse17 .cse4 .cse7 .cse13 .cse10) (and .cse3 .cse9 .cse11 (or (and .cse0 .cse17 .cse2 .cse4 .cse7 .cse10) (and .cse0 .cse2 .cse4 .cse7 .cse12 .cse10))))) [2020-11-29 20:32:26,461 INFO L274 CegarLoopResult]: For program point L331(lines 331 335) no Hoare annotation was computed. [2020-11-29 20:32:26,461 INFO L274 CegarLoopResult]: For program point L331-2(lines 331 335) no Hoare annotation was computed. [2020-11-29 20:32:26,461 INFO L274 CegarLoopResult]: For program point L331-3(lines 331 335) no Hoare annotation was computed. [2020-11-29 20:32:26,461 INFO L274 CegarLoopResult]: For program point L331-5(lines 331 335) no Hoare annotation was computed. [2020-11-29 20:32:26,462 INFO L274 CegarLoopResult]: For program point L331-6(lines 331 335) no Hoare annotation was computed. [2020-11-29 20:32:26,462 INFO L274 CegarLoopResult]: For program point L331-8(lines 331 335) no Hoare annotation was computed. [2020-11-29 20:32:26,462 INFO L274 CegarLoopResult]: For program point L331-9(lines 331 335) no Hoare annotation was computed. [2020-11-29 20:32:26,462 INFO L274 CegarLoopResult]: For program point L331-11(lines 331 335) no Hoare annotation was computed. [2020-11-29 20:32:26,462 INFO L274 CegarLoopResult]: For program point L331-12(lines 331 335) no Hoare annotation was computed. [2020-11-29 20:32:26,462 INFO L274 CegarLoopResult]: For program point L331-14(lines 331 335) no Hoare annotation was computed. [2020-11-29 20:32:26,462 INFO L274 CegarLoopResult]: For program point L331-15(lines 331 335) no Hoare annotation was computed. [2020-11-29 20:32:26,462 INFO L274 CegarLoopResult]: For program point L331-17(lines 331 335) no Hoare annotation was computed. [2020-11-29 20:32:26,462 INFO L274 CegarLoopResult]: For program point L331-18(lines 331 335) no Hoare annotation was computed. [2020-11-29 20:32:26,462 INFO L274 CegarLoopResult]: For program point L331-20(lines 331 335) no Hoare annotation was computed. [2020-11-29 20:32:26,462 INFO L274 CegarLoopResult]: For program point L331-21(lines 331 335) no Hoare annotation was computed. [2020-11-29 20:32:26,462 INFO L274 CegarLoopResult]: For program point L331-23(lines 331 335) no Hoare annotation was computed. [2020-11-29 20:32:26,462 INFO L274 CegarLoopResult]: For program point L331-24(lines 331 335) no Hoare annotation was computed. [2020-11-29 20:32:26,463 INFO L274 CegarLoopResult]: For program point L331-26(lines 331 335) no Hoare annotation was computed. [2020-11-29 20:32:26,463 INFO L274 CegarLoopResult]: For program point L331-27(lines 331 335) no Hoare annotation was computed. [2020-11-29 20:32:26,463 INFO L274 CegarLoopResult]: For program point L331-29(lines 331 335) no Hoare annotation was computed. [2020-11-29 20:32:26,463 INFO L274 CegarLoopResult]: For program point L331-30(lines 331 335) no Hoare annotation was computed. [2020-11-29 20:32:26,463 INFO L274 CegarLoopResult]: For program point L331-32(lines 331 335) no Hoare annotation was computed. [2020-11-29 20:32:26,463 INFO L274 CegarLoopResult]: For program point L331-33(lines 331 335) no Hoare annotation was computed. [2020-11-29 20:32:26,463 INFO L274 CegarLoopResult]: For program point L331-35(lines 331 335) no Hoare annotation was computed. [2020-11-29 20:32:26,463 INFO L270 CegarLoopResult]: At program point L135(lines 135 141) the Hoare annotation is: (let ((.cse15 (<= 2 ~waterLevel~0)) (.cse7 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse1 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (.cse5 (= ~methaneLevelCritical~0 0)) (.cse0 (<= ~waterLevel~0 1)) (.cse2 (= ULTIMATE.start_activatePump_~tmp~4 0)) (.cse3 (= ULTIMATE.start_processEnvironment_~tmp~3 0)) (.cse6 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~2 0)) (.cse11 (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~1 1)) (.cse12 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse9 (= ~methaneLevelCritical~0 1)) (.cse13 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse4 (= 1 ~systemActive~0)) (.cse14 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse10 (= ~pumpRunning~0 0)) (.cse8 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse16 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 1)) (.cse17 (= ULTIMATE.start_isHighWaterLevel_~tmp~5 0)) (.cse18 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse0 .cse9 .cse4 .cse10 .cse8) (and .cse11 .cse12 .cse9 .cse13 .cse2 .cse4 .cse14 .cse15 .cse8 .cse16 .cse17 .cse18) (and .cse11 .cse4 .cse14 .cse15 .cse7 .cse17 .cse8 .cse1 .cse13 .cse2 (not .cse10) .cse5 .cse16 .cse18) (and .cse0 .cse4 .cse5 .cse10 .cse8) (and .cse0 .cse12 .cse9 .cse2 .cse4 .cse3 .cse6 .cse8) (and .cse11 .cse12 .cse9 .cse13 .cse4 .cse14 .cse10 .cse8 .cse16 .cse17 .cse18))) [2020-11-29 20:32:26,463 INFO L270 CegarLoopResult]: At program point L135-1(lines 135 141) the Hoare annotation is: false [2020-11-29 20:32:26,463 INFO L270 CegarLoopResult]: At program point L135-2(lines 135 141) the Hoare annotation is: false [2020-11-29 20:32:26,463 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-11-29 20:32:26,464 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-11-29 20:32:26,464 INFO L274 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-11-29 20:32:26,464 INFO L270 CegarLoopResult]: At program point L533(lines 529 535) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-11-29 20:32:26,464 INFO L274 CegarLoopResult]: For program point L469(line 469) no Hoare annotation was computed. [2020-11-29 20:32:26,464 INFO L274 CegarLoopResult]: For program point L469-1(line 469) no Hoare annotation was computed. [2020-11-29 20:32:26,464 INFO L274 CegarLoopResult]: For program point L469-2(line 469) no Hoare annotation was computed. [2020-11-29 20:32:26,464 INFO L270 CegarLoopResult]: At program point L337(lines 322 340) the Hoare annotation is: false [2020-11-29 20:32:26,464 INFO L270 CegarLoopResult]: At program point L337-1(lines 322 340) the Hoare annotation is: false [2020-11-29 20:32:26,464 INFO L270 CegarLoopResult]: At program point L337-2(lines 322 340) the Hoare annotation is: false [2020-11-29 20:32:26,464 INFO L270 CegarLoopResult]: At program point L337-3(lines 322 340) the Hoare annotation is: (let ((.cse8 (= ULTIMATE.start_isHighWaterLevel_~tmp~5 0)) (.cse1 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0))) (let ((.cse0 (= ~methaneLevelCritical~0 1)) (.cse3 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse4 (<= 2 ~waterLevel~0)) (.cse7 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 1)) (.cse9 (<= ~waterLevel~0 2)) (.cse10 (not .cse1)) (.cse11 (<= ~waterLevel~0 1)) (.cse12 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)) (.cse13 (not .cse8)) (.cse2 (= 1 ~systemActive~0)) (.cse15 (= ~methaneLevelCritical~0 0)) (.cse14 (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) (.cse5 (= ~pumpRunning~0 0)) (.cse6 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse10 .cse11 .cse12 .cse0 .cse13 .cse2 .cse14 .cse5 .cse6) (and .cse1 .cse2 .cse15 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse10 .cse11 .cse12 .cse13 .cse2 .cse15 .cse14 .cse5 .cse6)))) [2020-11-29 20:32:26,465 INFO L270 CegarLoopResult]: At program point L337-4(lines 322 340) the Hoare annotation is: false [2020-11-29 20:32:26,465 INFO L270 CegarLoopResult]: At program point L337-5(lines 322 340) the Hoare annotation is: false [2020-11-29 20:32:26,465 INFO L270 CegarLoopResult]: At program point L337-6(lines 322 340) the Hoare annotation is: false [2020-11-29 20:32:26,465 INFO L270 CegarLoopResult]: At program point L337-7(lines 322 340) the Hoare annotation is: false [2020-11-29 20:32:26,465 INFO L270 CegarLoopResult]: At program point L337-8(lines 322 340) the Hoare annotation is: false [2020-11-29 20:32:26,465 INFO L270 CegarLoopResult]: At program point L337-9(lines 322 340) the Hoare annotation is: false [2020-11-29 20:32:26,465 INFO L270 CegarLoopResult]: At program point L337-10(lines 322 340) the Hoare annotation is: false [2020-11-29 20:32:26,465 INFO L270 CegarLoopResult]: At program point L337-11(lines 322 340) the Hoare annotation is: false [2020-11-29 20:32:26,465 INFO L270 CegarLoopResult]: At program point L405(lines 400 408) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 1)) (.cse1 (= ULTIMATE.start_activatePump_~tmp~4 0)) (.cse2 (not (= ~pumpRunning~0 0))) (.cse3 (= 1 ~systemActive~0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse4) (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse1 .cse2 .cse3 .cse4))) [2020-11-29 20:32:26,465 INFO L270 CegarLoopResult]: At program point L405-1(lines 400 408) the Hoare annotation is: false [2020-11-29 20:32:26,465 INFO L270 CegarLoopResult]: At program point L405-2(lines 400 408) the Hoare annotation is: false [2020-11-29 20:32:26,465 INFO L270 CegarLoopResult]: At program point L405-3(lines 400 408) the Hoare annotation is: false [2020-11-29 20:32:26,466 INFO L270 CegarLoopResult]: At program point L273(lines 266 276) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 1)) (.cse1 (= ULTIMATE.start_activatePump_~tmp~4 0)) (.cse2 (not (= ~pumpRunning~0 0))) (.cse3 (= 1 ~systemActive~0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse1 .cse2 .cse3 .cse4) (and .cse0 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse1 .cse2 (= ~methaneLevelCritical~0 0) .cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse4))) [2020-11-29 20:32:26,466 INFO L270 CegarLoopResult]: At program point L405-4(lines 400 408) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~1 1)) (.cse1 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse4 (<= 2 ~waterLevel~0)) (.cse5 (= ~pumpRunning~0 0)) (.cse6 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse7 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 1)) (.cse8 (= ULTIMATE.start_isHighWaterLevel_~tmp~5 0)) (.cse9 (<= ~waterLevel~0 2))) (or (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse0 .cse1 .cse2 (= ~methaneLevelCritical~0 0) .cse3 .cse4 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse5 .cse6 .cse7 .cse8 .cse9))) [2020-11-29 20:32:26,466 INFO L270 CegarLoopResult]: At program point L273-1(lines 266 276) the Hoare annotation is: false [2020-11-29 20:32:26,466 INFO L270 CegarLoopResult]: At program point L405-5(lines 400 408) the Hoare annotation is: (let ((.cse1 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (.cse11 (<= 2 ~waterLevel~0)) (.cse2 (= ULTIMATE.start_activatePump_~tmp~4 0)) (.cse3 (= ULTIMATE.start_processEnvironment_~tmp~3 0)) (.cse6 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~2 0)) (.cse9 (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~1 1)) (.cse17 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse18 (= ~methaneLevelCritical~0 1)) (.cse13 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse10 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse15 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 1)) (.cse12 (= ULTIMATE.start_isHighWaterLevel_~tmp~5 0)) (.cse16 (<= ~waterLevel~0 2)) (.cse0 (<= ~waterLevel~0 1)) (.cse5 (= ~methaneLevelCritical~0 0)) (.cse4 (= 1 ~systemActive~0)) (.cse7 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse14 (= ~pumpRunning~0 0)) (.cse8 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse9 .cse4 .cse10 .cse11 .cse7 .cse12 .cse8 .cse1 .cse13 .cse2 (not .cse14) .cse5 .cse15 .cse16) (and .cse9 .cse17 .cse18 .cse13 .cse2 .cse4 .cse10 .cse11 .cse8 .cse15 .cse12 .cse16) (and .cse0 .cse17 .cse18 .cse4 .cse14 .cse8) (and .cse0 .cse17 .cse18 .cse2 .cse4 .cse3 .cse6 .cse8) (and .cse9 .cse17 .cse18 .cse13 .cse4 .cse10 .cse14 .cse8 .cse15 .cse12 .cse16) (and .cse0 .cse5 .cse4 .cse7 .cse14 .cse8))) [2020-11-29 20:32:26,469 INFO L270 CegarLoopResult]: At program point L273-2(lines 266 276) the Hoare annotation is: false [2020-11-29 20:32:26,469 INFO L270 CegarLoopResult]: At program point L405-6(lines 400 408) the Hoare annotation is: false [2020-11-29 20:32:26,469 INFO L270 CegarLoopResult]: At program point L273-3(lines 266 276) the Hoare annotation is: false [2020-11-29 20:32:26,470 INFO L270 CegarLoopResult]: At program point L405-7(lines 400 408) the Hoare annotation is: false [2020-11-29 20:32:26,470 INFO L270 CegarLoopResult]: At program point L273-4(lines 266 276) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~1 1)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse4 (<= 2 ~waterLevel~0)) (.cse5 (= ~pumpRunning~0 0)) (.cse6 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse8 (= ULTIMATE.start_isHighWaterLevel_~tmp~5 0)) (.cse1 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse7 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 1)) (.cse9 (<= ~waterLevel~0 2))) (or (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse0 .cse2 .cse3 .cse4 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse5 .cse6 .cse8 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse1 (= ~methaneLevelCritical~0 0) .cse7 .cse9))) [2020-11-29 20:32:26,470 INFO L270 CegarLoopResult]: At program point L405-8(lines 400 408) the Hoare annotation is: false [2020-11-29 20:32:26,470 INFO L270 CegarLoopResult]: At program point L273-5(lines 266 276) the Hoare annotation is: false [2020-11-29 20:32:26,470 INFO L270 CegarLoopResult]: At program point L405-9(lines 400 408) the Hoare annotation is: false [2020-11-29 20:32:26,471 INFO L270 CegarLoopResult]: At program point L273-6(lines 266 276) the Hoare annotation is: false [2020-11-29 20:32:26,471 INFO L270 CegarLoopResult]: At program point L405-10(lines 400 408) the Hoare annotation is: false [2020-11-29 20:32:26,471 INFO L270 CegarLoopResult]: At program point L273-7(lines 266 276) the Hoare annotation is: false [2020-11-29 20:32:26,471 INFO L270 CegarLoopResult]: At program point L405-11(lines 400 408) the Hoare annotation is: false [2020-11-29 20:32:26,471 INFO L270 CegarLoopResult]: At program point L273-8(lines 266 276) the Hoare annotation is: false [2020-11-29 20:32:26,471 INFO L270 CegarLoopResult]: At program point L405-12(lines 400 408) the Hoare annotation is: false [2020-11-29 20:32:26,471 INFO L270 CegarLoopResult]: At program point L273-9(lines 266 276) the Hoare annotation is: false [2020-11-29 20:32:26,471 INFO L270 CegarLoopResult]: At program point L405-13(lines 400 408) the Hoare annotation is: false [2020-11-29 20:32:26,472 INFO L270 CegarLoopResult]: At program point L273-10(lines 266 276) the Hoare annotation is: false [2020-11-29 20:32:26,472 INFO L270 CegarLoopResult]: At program point L405-14(lines 400 408) the Hoare annotation is: false [2020-11-29 20:32:26,472 INFO L270 CegarLoopResult]: At program point L273-11(lines 266 276) the Hoare annotation is: false [2020-11-29 20:32:26,472 INFO L270 CegarLoopResult]: At program point L405-15(lines 400 408) the Hoare annotation is: false [2020-11-29 20:32:26,472 INFO L270 CegarLoopResult]: At program point L273-12(lines 266 276) the Hoare annotation is: false [2020-11-29 20:32:26,472 INFO L270 CegarLoopResult]: At program point L405-16(lines 400 408) the Hoare annotation is: false [2020-11-29 20:32:26,472 INFO L270 CegarLoopResult]: At program point L273-13(lines 266 276) the Hoare annotation is: false [2020-11-29 20:32:26,473 INFO L270 CegarLoopResult]: At program point L405-17(lines 400 408) the Hoare annotation is: false [2020-11-29 20:32:26,473 INFO L270 CegarLoopResult]: At program point L273-14(lines 266 276) the Hoare annotation is: false [2020-11-29 20:32:26,473 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-29 20:32:26,473 INFO L274 CegarLoopResult]: For program point L76(lines 76 82) no Hoare annotation was computed. [2020-11-29 20:32:26,473 INFO L270 CegarLoopResult]: At program point L76-1(lines 76 82) the Hoare annotation is: (let ((.cse11 (= ~pumpRunning~0 0))) (let ((.cse8 (= ~methaneLevelCritical~0 1)) (.cse1 (not .cse11)) (.cse3 (= ULTIMATE.start_processEnvironment_~tmp~3 0)) (.cse5 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~2 0)) (.cse9 (<= 2 ~waterLevel~0)) (.cse10 (= ~waterLevel~0 1)) (.cse0 (= ULTIMATE.start_activatePump_~tmp~4 0)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse2 (= 1 ~systemActive~0)) (.cse6 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse7 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse8 .cse2 (or (and .cse0 .cse2 .cse9 .cse6) (and .cse10 .cse0 .cse6)) .cse7) (and .cse2 .cse4 .cse11 .cse6 .cse7) (and .cse8 .cse2 .cse11 .cse6 .cse7) (and .cse8 .cse0 .cse1 .cse2 .cse3 .cse5 .cse6 .cse7) (and (or (and .cse0 .cse2 .cse4 .cse9 .cse6) (and .cse10 .cse0 .cse4 .cse2 .cse6)) .cse7)))) [2020-11-29 20:32:26,474 INFO L274 CegarLoopResult]: For program point L212(lines 212 229) no Hoare annotation was computed. [2020-11-29 20:32:26,474 INFO L274 CegarLoopResult]: For program point L212-1(lines 212 229) no Hoare annotation was computed. [2020-11-29 20:32:26,474 INFO L274 CegarLoopResult]: For program point L212-2(lines 212 229) no Hoare annotation was computed. [2020-11-29 20:32:26,474 INFO L270 CegarLoopResult]: At program point L282(lines 277 285) the Hoare annotation is: (and (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~1 1) (= 1 ~systemActive~0) (not (= |ULTIMATE.start_isPumpRunning_#res| 0)) (= |ULTIMATE.start_isHighWaterLevel_#res| 1) (<= 2 ~waterLevel~0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_isHighWaterLevel_~tmp~5 0) (= |ULTIMATE.start_isMethaneAlarm_#res| 0) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (= ULTIMATE.start_activatePump_~tmp~4 0) (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~8 0) (not (= ~pumpRunning~0 0)) (= ~methaneLevelCritical~0 0) (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 1) (<= ~waterLevel~0 2)) [2020-11-29 20:32:26,474 INFO L270 CegarLoopResult]: At program point L282-1(lines 277 285) the Hoare annotation is: false [2020-11-29 20:32:26,474 INFO L274 CegarLoopResult]: For program point L216(lines 216 224) no Hoare annotation was computed. [2020-11-29 20:32:26,474 INFO L270 CegarLoopResult]: At program point L282-2(lines 277 285) the Hoare annotation is: false [2020-11-29 20:32:26,475 INFO L274 CegarLoopResult]: For program point L216-1(lines 216 224) no Hoare annotation was computed. [2020-11-29 20:32:26,475 INFO L274 CegarLoopResult]: For program point L216-2(lines 216 224) no Hoare annotation was computed. [2020-11-29 20:32:26,475 INFO L274 CegarLoopResult]: For program point L350(lines 350 354) no Hoare annotation was computed. [2020-11-29 20:32:26,475 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-29 20:32:26,475 INFO L274 CegarLoopResult]: For program point L350-2(lines 350 354) no Hoare annotation was computed. [2020-11-29 20:32:26,475 INFO L274 CegarLoopResult]: For program point L350-3(lines 350 354) no Hoare annotation was computed. [2020-11-29 20:32:26,475 INFO L274 CegarLoopResult]: For program point L350-5(lines 350 354) no Hoare annotation was computed. [2020-11-29 20:32:26,476 INFO L274 CegarLoopResult]: For program point L350-6(lines 350 354) no Hoare annotation was computed. [2020-11-29 20:32:26,476 INFO L274 CegarLoopResult]: For program point L86(lines 86 97) no Hoare annotation was computed. [2020-11-29 20:32:26,476 INFO L274 CegarLoopResult]: For program point L350-8(lines 350 354) no Hoare annotation was computed. [2020-11-29 20:32:26,476 INFO L274 CegarLoopResult]: For program point L350-9(lines 350 354) no Hoare annotation was computed. [2020-11-29 20:32:26,476 INFO L274 CegarLoopResult]: For program point L350-11(lines 350 354) no Hoare annotation was computed. [2020-11-29 20:32:26,476 INFO L274 CegarLoopResult]: For program point L350-12(lines 350 354) no Hoare annotation was computed. [2020-11-29 20:32:26,476 INFO L274 CegarLoopResult]: For program point L350-14(lines 350 354) no Hoare annotation was computed. [2020-11-29 20:32:26,476 INFO L274 CegarLoopResult]: For program point L350-15(lines 350 354) no Hoare annotation was computed. [2020-11-29 20:32:26,477 INFO L274 CegarLoopResult]: For program point L350-17(lines 350 354) no Hoare annotation was computed. [2020-11-29 20:32:26,477 INFO L270 CegarLoopResult]: At program point L485-2(lines 485 499) the Hoare annotation is: false [2020-11-29 20:32:26,477 INFO L274 CegarLoopResult]: For program point L486(line 486) no Hoare annotation was computed. [2020-11-29 20:32:26,477 INFO L270 CegarLoopResult]: At program point L356(lines 341 359) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 1)) (.cse1 (= ULTIMATE.start_activatePump_~tmp~4 0)) (.cse2 (not (= ~pumpRunning~0 0))) (.cse4 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_processEnvironment_~tmp~3 0)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse1 .cse2 .cse3 (= ~methaneLevelCritical~0 0) .cse4 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse5) (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse1 .cse2 .cse4 .cse3 .cse5))) [2020-11-29 20:32:26,477 INFO L270 CegarLoopResult]: At program point L356-1(lines 341 359) the Hoare annotation is: false [2020-11-29 20:32:26,477 INFO L270 CegarLoopResult]: At program point L356-2(lines 341 359) the Hoare annotation is: false [2020-11-29 20:32:26,478 INFO L270 CegarLoopResult]: At program point L356-3(lines 341 359) the Hoare annotation is: false [2020-11-29 20:32:26,478 INFO L270 CegarLoopResult]: At program point L356-4(lines 341 359) the Hoare annotation is: false [2020-11-29 20:32:26,478 INFO L270 CegarLoopResult]: At program point L356-5(lines 341 359) the Hoare annotation is: false [2020-11-29 20:32:26,478 INFO L274 CegarLoopResult]: For program point L92(lines 92 96) no Hoare annotation was computed. [2020-11-29 20:32:26,478 INFO L274 CegarLoopResult]: For program point L92-2(lines 128 134) no Hoare annotation was computed. [2020-11-29 20:32:26,478 INFO L274 CegarLoopResult]: For program point L489(lines 489 493) no Hoare annotation was computed. [2020-11-29 20:32:26,478 INFO L274 CegarLoopResult]: For program point L489-1(lines 128 134) no Hoare annotation was computed. [2020-11-29 20:32:26,479 INFO L274 CegarLoopResult]: For program point L160(lines 160 177) no Hoare annotation was computed. [2020-11-29 20:32:26,479 INFO L274 CegarLoopResult]: For program point L160-1(lines 160 177) no Hoare annotation was computed. [2020-11-29 20:32:26,479 INFO L274 CegarLoopResult]: For program point L160-2(lines 160 177) no Hoare annotation was computed. [2020-11-29 20:32:26,479 INFO L274 CegarLoopResult]: For program point L160-3(lines 160 177) no Hoare annotation was computed. [2020-11-29 20:32:26,479 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-29 20:32:26,479 INFO L274 CegarLoopResult]: For program point L160-4(lines 160 177) no Hoare annotation was computed. [2020-11-29 20:32:26,479 INFO L274 CegarLoopResult]: For program point L160-5(lines 160 177) no Hoare annotation was computed. [2020-11-29 20:32:26,479 INFO L274 CegarLoopResult]: For program point L160-6(lines 160 177) no Hoare annotation was computed. [2020-11-29 20:32:26,480 INFO L274 CegarLoopResult]: For program point L160-7(lines 160 177) no Hoare annotation was computed. [2020-11-29 20:32:26,480 INFO L274 CegarLoopResult]: For program point L160-8(lines 160 177) no Hoare annotation was computed. [2020-11-29 20:32:26,480 INFO L274 CegarLoopResult]: For program point L160-9(lines 160 177) no Hoare annotation was computed. [2020-11-29 20:32:26,480 INFO L274 CegarLoopResult]: For program point L160-10(lines 160 177) no Hoare annotation was computed. [2020-11-29 20:32:26,480 INFO L274 CegarLoopResult]: For program point L160-11(lines 160 177) no Hoare annotation was computed. [2020-11-29 20:32:26,480 INFO L274 CegarLoopResult]: For program point L559(lines 559 566) no Hoare annotation was computed. [2020-11-29 20:32:26,480 INFO L277 CegarLoopResult]: At program point L559-1(lines 559 566) the Hoare annotation is: true [2020-11-29 20:32:26,481 INFO L274 CegarLoopResult]: For program point L164(lines 164 172) no Hoare annotation was computed. [2020-11-29 20:32:26,481 INFO L274 CegarLoopResult]: For program point L164-1(lines 164 172) no Hoare annotation was computed. [2020-11-29 20:32:26,481 INFO L274 CegarLoopResult]: For program point L164-2(lines 164 172) no Hoare annotation was computed. [2020-11-29 20:32:26,481 INFO L274 CegarLoopResult]: For program point L164-3(lines 164 172) no Hoare annotation was computed. [2020-11-29 20:32:26,481 INFO L274 CegarLoopResult]: For program point L164-4(lines 164 172) no Hoare annotation was computed. [2020-11-29 20:32:26,481 INFO L274 CegarLoopResult]: For program point L164-5(lines 164 172) no Hoare annotation was computed. [2020-11-29 20:32:26,481 INFO L274 CegarLoopResult]: For program point L164-6(lines 164 172) no Hoare annotation was computed. [2020-11-29 20:32:26,481 INFO L274 CegarLoopResult]: For program point L164-7(lines 164 172) no Hoare annotation was computed. [2020-11-29 20:32:26,482 INFO L274 CegarLoopResult]: For program point L164-8(lines 164 172) no Hoare annotation was computed. [2020-11-29 20:32:26,482 INFO L274 CegarLoopResult]: For program point L164-9(lines 164 172) no Hoare annotation was computed. [2020-11-29 20:32:26,482 INFO L274 CegarLoopResult]: For program point L164-10(lines 164 172) no Hoare annotation was computed. [2020-11-29 20:32:26,482 INFO L274 CegarLoopResult]: For program point L164-11(lines 164 172) no Hoare annotation was computed. [2020-11-29 20:32:26,482 INFO L270 CegarLoopResult]: At program point L629(lines 1 1006) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-11-29 20:32:26,533 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 08:32:26 BoogieIcfgContainer [2020-11-29 20:32:26,534 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-29 20:32:26,534 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-29 20:32:26,534 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-29 20:32:26,546 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-29 20:32:26,547 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 08:32:02" (3/4) ... [2020-11-29 20:32:26,549 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-29 20:32:26,576 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-11-29 20:32:26,578 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-11-29 20:32:26,581 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-11-29 20:32:26,584 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-11-29 20:32:26,586 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-11-29 20:32:26,589 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-29 20:32:26,592 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-29 20:32:26,619 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((tmp == 1 && waterLevel <= 1) && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || ((((((((waterLevel <= 1 && tmp___0 <= 1) && tmp == 0) && \result <= 1) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && \result == 1) && 2 <= waterLevel) && splverifierCounter == 0) && tmp == 0) && tmp == 1) && \result == 0) && tmp == 0) && tmp___0 == 1) && waterLevel <= 2)) || ((((((((waterLevel <= 1 && tmp == 1) && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && tmp == 0) && splverifierCounter == 0)) || ((((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((((((((\result == 0 && waterLevel <= 1) && tmp___0 <= 1) && tmp == 0) && tmp == 0) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 0) && \result <= 1) && tmp == 0) && \result == 0) && splverifierCounter == 0)) || (((((((((((tmp == 1 && tmp == 1) && \result == 1) && methaneLevelCritical == 1) && \result == 0) && 1 == systemActive) && \result == 1) && pumpRunning == 0) && splverifierCounter == 0) && tmp == 0) && tmp___0 == 1) && waterLevel <= 2)) || ((((((((((((((tmp == 1 && 1 == systemActive) && \result == 1) && 2 <= waterLevel) && \result == 0) && tmp == 0) && splverifierCounter == 0) && \result == 0) && \result == 0) && tmp == 0) && tmp == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 2) [2020-11-29 20:32:26,619 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((\result == 0 && tmp___0 <= 1) && tmp == 0) && tmp == 0) && 1 == systemActive) && \result <= 1) && tmp == 0) && methaneLevelCritical == 0) && tmp == 0) && \result == 0) && splverifierCounter == 0) && waterLevel <= 2) || (((((methaneLevelCritical == 0 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || ((((((((tmp___0 <= 1 && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && \result <= 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || ((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && ((((tmp == 0 && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) || (((waterLevel == 1 && tmp == 0) && 1 == systemActive) && splverifierCounter == 0))) && waterLevel <= 2)) || ((((((((waterLevel <= 1 && tmp == 1) && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && tmp == 0) && splverifierCounter == 0)) || ((((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((tmp == 0 && \result == 0) && waterLevel <= 2) && ((((((\result == 0 && waterLevel == 1) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && splverifierCounter == 0) || (((((\result == 0 && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && splverifierCounter == 0))) [2020-11-29 20:32:26,621 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((waterLevel <= 1 && \result == 0) && tmp == 0) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && tmp == 0) && \result == 0) && splverifierCounter == 0) || ((((waterLevel <= 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && \result == 0) && tmp == 0) && 1 == systemActive) && \result == 1) && 2 <= waterLevel) && splverifierCounter == 0) && tmp___0 == 1) && tmp == 0) && waterLevel <= 2)) || (((((((((((((tmp == 1 && 1 == systemActive) && \result == 1) && 2 <= waterLevel) && \result == 0) && tmp == 0) && splverifierCounter == 0) && \result == 0) && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 2)) || ((((waterLevel <= 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((((waterLevel <= 1 && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && tmp == 0) && splverifierCounter == 0)) || ((((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && \result == 0) && 1 == systemActive) && \result == 1) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 1) && tmp == 0) && waterLevel <= 2) [2020-11-29 20:32:26,622 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((waterLevel <= 1 && \result == 0) && tmp == 0) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && tmp == 0) && \result == 0) && splverifierCounter == 0) || (((((((((((((tmp == 1 && 1 == systemActive) && \result == 1) && 2 <= waterLevel) && \result == 0) && tmp == 0) && splverifierCounter == 0) && \result == 0) && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 2)) || (((((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && \result == 0) && tmp == 0) && 1 == systemActive) && \result == 1) && 2 <= waterLevel) && splverifierCounter == 0) && tmp___0 == 1) && tmp == 0) && waterLevel <= 2)) || (((((waterLevel <= 1 && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((((waterLevel <= 1 && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && tmp == 0) && splverifierCounter == 0)) || ((((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && \result == 0) && 1 == systemActive) && \result == 1) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 1) && tmp == 0) && waterLevel <= 2)) || (((((waterLevel <= 1 && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) [2020-11-29 20:32:26,623 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((waterLevel <= 1 && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) || ((((((waterLevel <= 1 && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) [2020-11-29 20:32:26,624 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((waterLevel <= 1 && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) || (((((((waterLevel <= 1 && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && splverifierCounter == 0) [2020-11-29 20:32:26,625 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((waterLevel <= 1 && \result == 0) && tmp == 0) && tmp == 0) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 0) && \result <= 1) && tmp == 0) && \result == 0) && splverifierCounter == 0) || ((((((((((((((tmp == 1 && 1 == systemActive) && \result == 1) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && tmp == 0) && \result == 0) && \result == 0) && tmp == 0) && tmp == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 2)) || (((((((waterLevel <= 1 && tmp == 0) && \result <= 1) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) [2020-11-29 20:32:26,625 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((\result == 0 && 1 == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || ((((((methaneLevelCritical == 1 && \result == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || (((((!(\result == 0) && waterLevel <= 1) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((!(\result == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) [2020-11-29 20:32:26,627 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((methaneLevelCritical == 1 && \result == 0) && 1 == systemActive) && \result == 1) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 1) && tmp == 0) && waterLevel <= 2) || ((((((((!(\result == 0) && waterLevel <= 1) && tmp___0 == 0) && methaneLevelCritical == 1) && !(tmp == 0)) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((((((\result == 0 && 1 == systemActive) && methaneLevelCritical == 0) && \result == 1) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 1) && tmp == 0) && waterLevel <= 2)) || ((((((((!(\result == 0) && waterLevel <= 1) && tmp___0 == 0) && !(tmp == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) [2020-11-29 20:32:26,628 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((tmp == 1 && 1 == systemActive) && !(\result == 0)) && \result == 1) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && tmp == 0) && \result == 0) && \result == 0) && tmp == 0) && tmp == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 2 [2020-11-29 20:32:26,629 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((waterLevel <= 1 && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && tmp == 0) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && splverifierCounter == 0) || (((((((waterLevel <= 1 && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && tmp == 0) && splverifierCounter == 0) [2020-11-29 20:32:26,630 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((waterLevel <= 1 && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && tmp == 0) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && splverifierCounter == 0) || (((((((waterLevel <= 1 && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && tmp == 0) && splverifierCounter == 0) [2020-11-29 20:32:26,630 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && \result == 0) && 1 == systemActive) && \result == 1) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 1) && tmp == 0) && waterLevel <= 2) || (((((((((((tmp == 1 && \result == 0) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 1) && 2 <= waterLevel) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 1) && tmp == 0) && waterLevel <= 2) [2020-11-29 20:32:26,631 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && \result == 0) && 1 == systemActive) && \result == 1) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 1) && tmp == 0) && waterLevel <= 2) || ((((((((((((tmp == 1 && 1 == systemActive) && \result == 1) && 2 <= waterLevel) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp == 0) && \result == 0) && \result == 0) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 2) [2020-11-29 20:32:26,742 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_6acd2d51-5ef7-401f-bbd1-85c4e107aa77/bin/uautomizer/witness.graphml [2020-11-29 20:32:26,742 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-29 20:32:26,743 INFO L168 Benchmark]: Toolchain (without parser) took 27066.15 ms. Allocated memory was 83.9 MB in the beginning and 388.0 MB in the end (delta: 304.1 MB). Free memory was 55.0 MB in the beginning and 290.3 MB in the end (delta: -235.3 MB). Peak memory consumption was 67.0 MB. Max. memory is 16.1 GB. [2020-11-29 20:32:26,743 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 83.9 MB. Free memory was 41.2 MB in the beginning and 41.1 MB in the end (delta: 75.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 20:32:26,744 INFO L168 Benchmark]: CACSL2BoogieTranslator took 650.62 ms. Allocated memory was 83.9 MB in the beginning and 102.8 MB in the end (delta: 18.9 MB). Free memory was 54.7 MB in the beginning and 68.2 MB in the end (delta: -13.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-29 20:32:26,744 INFO L168 Benchmark]: Boogie Procedure Inliner took 122.65 ms. Allocated memory is still 102.8 MB. Free memory was 68.2 MB in the beginning and 62.3 MB in the end (delta: 5.9 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-11-29 20:32:26,745 INFO L168 Benchmark]: Boogie Preprocessor took 86.71 ms. Allocated memory is still 102.8 MB. Free memory was 62.3 MB in the beginning and 58.1 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-29 20:32:26,745 INFO L168 Benchmark]: RCFGBuilder took 1591.61 ms. Allocated memory is still 102.8 MB. Free memory was 57.7 MB in the beginning and 59.8 MB in the end (delta: -2.0 MB). Peak memory consumption was 23.2 MB. Max. memory is 16.1 GB. [2020-11-29 20:32:26,746 INFO L168 Benchmark]: TraceAbstraction took 24395.83 ms. Allocated memory was 102.8 MB in the beginning and 388.0 MB in the end (delta: 285.2 MB). Free memory was 59.0 MB in the beginning and 311.3 MB in the end (delta: -252.2 MB). Peak memory consumption was 222.4 MB. Max. memory is 16.1 GB. [2020-11-29 20:32:26,746 INFO L168 Benchmark]: Witness Printer took 207.98 ms. Allocated memory is still 388.0 MB. Free memory was 311.3 MB in the beginning and 290.3 MB in the end (delta: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. [2020-11-29 20:32:26,749 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 83.9 MB. Free memory was 41.2 MB in the beginning and 41.1 MB in the end (delta: 75.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 650.62 ms. Allocated memory was 83.9 MB in the beginning and 102.8 MB in the end (delta: 18.9 MB). Free memory was 54.7 MB in the beginning and 68.2 MB in the end (delta: -13.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 122.65 ms. Allocated memory is still 102.8 MB. Free memory was 68.2 MB in the beginning and 62.3 MB in the end (delta: 5.9 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 86.71 ms. Allocated memory is still 102.8 MB. Free memory was 62.3 MB in the beginning and 58.1 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1591.61 ms. Allocated memory is still 102.8 MB. Free memory was 57.7 MB in the beginning and 59.8 MB in the end (delta: -2.0 MB). Peak memory consumption was 23.2 MB. Max. memory is 16.1 GB. * TraceAbstraction took 24395.83 ms. Allocated memory was 102.8 MB in the beginning and 388.0 MB in the end (delta: 285.2 MB). Free memory was 59.0 MB in the beginning and 311.3 MB in the end (delta: -252.2 MB). Peak memory consumption was 222.4 MB. Max. memory is 16.1 GB. * Witness Printer took 207.98 ms. Allocated memory is still 388.0 MB. Free memory was 311.3 MB in the beginning and 290.3 MB in the end (delta: 21.0 MB). Peak memory consumption was 21.0 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: 441]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 559]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 135]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 441]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 135]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 441]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 135]: Loop Invariant Derived loop invariant: (((((((((((((waterLevel <= 1 && \result == 0) && tmp == 0) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && tmp == 0) && \result == 0) && splverifierCounter == 0) || ((((waterLevel <= 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && \result == 0) && tmp == 0) && 1 == systemActive) && \result == 1) && 2 <= waterLevel) && splverifierCounter == 0) && tmp___0 == 1) && tmp == 0) && waterLevel <= 2)) || (((((((((((((tmp == 1 && 1 == systemActive) && \result == 1) && 2 <= waterLevel) && \result == 0) && tmp == 0) && splverifierCounter == 0) && \result == 0) && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 2)) || ((((waterLevel <= 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((((waterLevel <= 1 && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && tmp == 0) && splverifierCounter == 0)) || ((((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && \result == 0) && 1 == systemActive) && \result == 1) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 1) && tmp == 0) && waterLevel <= 2) - InvariantResult [Line: 455]: Loop Invariant Derived loop invariant: ((((((((waterLevel <= 1 && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && tmp == 0) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && splverifierCounter == 0) || (((((((waterLevel <= 1 && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && tmp == 0) && splverifierCounter == 0) - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 455]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((((((((tmp == 1 && waterLevel <= 1) && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || ((((((((waterLevel <= 1 && tmp___0 <= 1) && tmp == 0) && \result <= 1) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && \result == 1) && 2 <= waterLevel) && splverifierCounter == 0) && tmp == 0) && tmp == 1) && \result == 0) && tmp == 0) && tmp___0 == 1) && waterLevel <= 2)) || ((((((((waterLevel <= 1 && tmp == 1) && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && tmp == 0) && splverifierCounter == 0)) || ((((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((((((((\result == 0 && waterLevel <= 1) && tmp___0 <= 1) && tmp == 0) && tmp == 0) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 0) && \result <= 1) && tmp == 0) && \result == 0) && splverifierCounter == 0)) || (((((((((((tmp == 1 && tmp == 1) && \result == 1) && methaneLevelCritical == 1) && \result == 0) && 1 == systemActive) && \result == 1) && pumpRunning == 0) && splverifierCounter == 0) && tmp == 0) && tmp___0 == 1) && waterLevel <= 2)) || ((((((((((((((tmp == 1 && 1 == systemActive) && \result == 1) && 2 <= waterLevel) && \result == 0) && tmp == 0) && splverifierCounter == 0) && \result == 0) && \result == 0) && tmp == 0) && tmp == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 2) - InvariantResult [Line: 529]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: ((((((waterLevel <= 1 && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) || ((((((waterLevel <= 1 && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) - InvariantResult [Line: 455]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 322]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 441]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 76]: Loop Invariant Derived loop invariant: (((((((((((tmp == 0 && !(pumpRunning == 0)) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 0) && tmp == 0) && splverifierCounter == 0) && waterLevel <= 2) || (((methaneLevelCritical == 1 && 1 == systemActive) && ((((tmp == 0 && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) || ((waterLevel == 1 && tmp == 0) && splverifierCounter == 0))) && waterLevel <= 2)) || ((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || ((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || (((((((methaneLevelCritical == 1 && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && tmp == 0) && tmp == 0) && splverifierCounter == 0) && waterLevel <= 2)) || ((((((tmp == 0 && 1 == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && splverifierCounter == 0) || ((((waterLevel == 1 && tmp == 0) && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0)) && waterLevel <= 2) - InvariantResult [Line: 322]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 441]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 322]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 441]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 322]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 441]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 441]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 277]: Loop Invariant Derived loop invariant: ((((((((((((((tmp == 1 && 1 == systemActive) && !(\result == 0)) && \result == 1) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && tmp == 0) && \result == 0) && \result == 0) && tmp == 0) && tmp == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 2 - InvariantResult [Line: 322]: Loop Invariant Derived loop invariant: (((((((((((methaneLevelCritical == 1 && \result == 0) && 1 == systemActive) && \result == 1) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 1) && tmp == 0) && waterLevel <= 2) || ((((((((!(\result == 0) && waterLevel <= 1) && tmp___0 == 0) && methaneLevelCritical == 1) && !(tmp == 0)) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((((((\result == 0 && 1 == systemActive) && methaneLevelCritical == 0) && \result == 1) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 1) && tmp == 0) && waterLevel <= 2)) || ((((((((!(\result == 0) && waterLevel <= 1) && tmp___0 == 0) && !(tmp == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 322]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 441]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 322]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 441]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 322]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 441]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 322]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 441]: Loop Invariant Derived loop invariant: ((((((((\result == 0 && 1 == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || ((((((methaneLevelCritical == 1 && \result == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || (((((!(\result == 0) && waterLevel <= 1) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((!(\result == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: (((((((waterLevel <= 1 && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && splverifierCounter == 0) || (((((waterLevel <= 1 && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0)) || ((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || ((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) - InvariantResult [Line: 632]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: (((((((((((((((((\result == 0 && tmp___0 <= 1) && tmp == 0) && tmp == 0) && 1 == systemActive) && \result <= 1) && tmp == 0) && methaneLevelCritical == 0) && tmp == 0) && \result == 0) && splverifierCounter == 0) && waterLevel <= 2) || (((((methaneLevelCritical == 0 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || ((((((((tmp___0 <= 1 && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && \result <= 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || ((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && ((((tmp == 0 && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) || (((waterLevel == 1 && tmp == 0) && 1 == systemActive) && splverifierCounter == 0))) && waterLevel <= 2)) || ((((((((waterLevel <= 1 && tmp == 1) && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && tmp == 0) && splverifierCounter == 0)) || ((((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((tmp == 0 && \result == 0) && waterLevel <= 2) && ((((((\result == 0 && waterLevel == 1) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && splverifierCounter == 0) || (((((\result == 0 && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && splverifierCounter == 0))) - InvariantResult [Line: 322]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 277]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 322]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 277]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 322]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 341]: Loop Invariant Derived loop invariant: ((((((((waterLevel <= 1 && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && tmp == 0) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && splverifierCounter == 0) || (((((((waterLevel <= 1 && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && tmp == 0) && splverifierCounter == 0) - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 341]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 549]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 341]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 341]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 341]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 341]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 432]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 432]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 485]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: ((((((waterLevel <= 1 && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) || (((((((waterLevel <= 1 && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && splverifierCounter == 0) - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 432]: Loop Invariant Derived loop invariant: (((((((((((waterLevel <= 1 && \result == 0) && tmp == 0) && tmp == 0) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 0) && \result <= 1) && tmp == 0) && \result == 0) && splverifierCounter == 0) || ((((((((((((((tmp == 1 && 1 == systemActive) && \result == 1) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && tmp == 0) && \result == 0) && \result == 0) && tmp == 0) && tmp == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 2)) || (((((((waterLevel <= 1 && tmp == 0) && \result <= 1) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 455]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 455]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 455]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: (((((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && \result == 0) && 1 == systemActive) && \result == 1) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 1) && tmp == 0) && waterLevel <= 2) || (((((((((((tmp == 1 && \result == 0) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 1) && 2 <= waterLevel) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 1) && tmp == 0) && waterLevel <= 2) - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: (((((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && \result == 0) && 1 == systemActive) && \result == 1) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 1) && tmp == 0) && waterLevel <= 2) || ((((((((((((tmp == 1 && 1 == systemActive) && \result == 1) && 2 <= waterLevel) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp == 0) && \result == 0) && \result == 0) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 2) - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: (((((((((((((waterLevel <= 1 && \result == 0) && tmp == 0) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && tmp == 0) && \result == 0) && splverifierCounter == 0) || (((((((((((((tmp == 1 && 1 == systemActive) && \result == 1) && 2 <= waterLevel) && \result == 0) && tmp == 0) && splverifierCounter == 0) && \result == 0) && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 2)) || (((((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && \result == 0) && tmp == 0) && 1 == systemActive) && \result == 1) && 2 <= waterLevel) && splverifierCounter == 0) && tmp___0 == 1) && tmp == 0) && waterLevel <= 2)) || (((((waterLevel <= 1 && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((((waterLevel <= 1 && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && tmp == 0) && splverifierCounter == 0)) || ((((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && \result == 0) && 1 == systemActive) && \result == 1) && pumpRunning == 0) && splverifierCounter == 0) && tmp___0 == 1) && tmp == 0) && waterLevel <= 2)) || (((((waterLevel <= 1 && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 234 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 7.0s, OverallIterations: 17, TraceHistogramMax: 2, AutomataDifference: 3.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 17.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2577 SDtfs, 3437 SDslu, 4336 SDs, 0 SdLazy, 661 SolverSat, 114 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 194 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 92 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=416occurred 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: 0.5s AutomataMinimizationTime, 17 MinimizatonAttempts, 2936 StatesRemovedByMinimization, 13 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 93 LocationsWithAnnotation, 93 PreInvPairs, 331 NumberOfFragments, 1974 HoareAnnotationTreeSize, 93 FomulaSimplifications, 139379945 FormulaSimplificationTreeSizeReduction, 4.8s HoareSimplificationTime, 93 FomulaSimplificationsInter, 6680842 FormulaSimplificationTreeSizeReductionInter, 12.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 744 NumberOfCodeBlocks, 744 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 726 ConstructedInterpolants, 0 QuantifiedInterpolants, 69760 SizeOfPredicates, 4 NumberOfNonLiveVariables, 478 ConjunctsInSsa, 7 ConjunctsInUnsatCore, 18 InterpolantComputations, 16 PerfectInterpolantSequences, 94/106 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...