./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product54.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_63044b4d-ff36-48fb-974a-8d4a239432ba/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_63044b4d-ff36-48fb-974a-8d4a239432ba/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_63044b4d-ff36-48fb-974a-8d4a239432ba/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_63044b4d-ff36-48fb-974a-8d4a239432ba/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product54.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_63044b4d-ff36-48fb-974a-8d4a239432ba/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_63044b4d-ff36-48fb-974a-8d4a239432ba/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 c91e4e85649f1d5114ec79d2c6b873f11539f5ec ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 02:57:56,018 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 02:57:56,020 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 02:57:56,090 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 02:57:56,099 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 02:57:56,100 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 02:57:56,102 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 02:57:56,105 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 02:57:56,107 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 02:57:56,108 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 02:57:56,110 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 02:57:56,111 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 02:57:56,112 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 02:57:56,113 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 02:57:56,115 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 02:57:56,116 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 02:57:56,117 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 02:57:56,118 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 02:57:56,121 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 02:57:56,123 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 02:57:56,125 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 02:57:56,127 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 02:57:56,128 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 02:57:56,129 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 02:57:56,132 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 02:57:56,133 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 02:57:56,134 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 02:57:56,135 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 02:57:56,136 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 02:57:56,137 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 02:57:56,138 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 02:57:56,139 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 02:57:56,140 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 02:57:56,141 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 02:57:56,142 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 02:57:56,143 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 02:57:56,144 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 02:57:56,144 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 02:57:56,145 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 02:57:56,146 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 02:57:56,147 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 02:57:56,148 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_63044b4d-ff36-48fb-974a-8d4a239432ba/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-11-28 02:57:56,172 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 02:57:56,174 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 02:57:56,175 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 02:57:56,177 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 02:57:56,177 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 02:57:56,177 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 02:57:56,178 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 02:57:56,178 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 02:57:56,178 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 02:57:56,179 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 02:57:56,180 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 02:57:56,180 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 02:57:56,181 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 02:57:56,181 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 02:57:56,181 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 02:57:56,181 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 02:57:56,182 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 02:57:56,182 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 02:57:56,182 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 02:57:56,183 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 02:57:56,183 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 02:57:56,183 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 02:57:56,184 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 02:57:56,184 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 02:57:56,184 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 02:57:56,185 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-28 02:57:56,185 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 02:57:56,185 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 02:57:56,186 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 02:57:56,186 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_63044b4d-ff36-48fb-974a-8d4a239432ba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_63044b4d-ff36-48fb-974a-8d4a239432ba/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c91e4e85649f1d5114ec79d2c6b873f11539f5ec [2020-11-28 02:57:56,493 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 02:57:56,568 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 02:57:56,571 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 02:57:56,573 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 02:57:56,574 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 02:57:56,575 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_63044b4d-ff36-48fb-974a-8d4a239432ba/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec3_product54.cil.c [2020-11-28 02:57:56,676 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_63044b4d-ff36-48fb-974a-8d4a239432ba/bin/uautomizer/data/8b34af39f/2213562267ba44c5b1a719c541a50225/FLAG9ceb18dd4 [2020-11-28 02:57:57,266 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 02:57:57,271 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_63044b4d-ff36-48fb-974a-8d4a239432ba/sv-benchmarks/c/product-lines/minepump_spec3_product54.cil.c [2020-11-28 02:57:57,291 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_63044b4d-ff36-48fb-974a-8d4a239432ba/bin/uautomizer/data/8b34af39f/2213562267ba44c5b1a719c541a50225/FLAG9ceb18dd4 [2020-11-28 02:57:57,577 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_63044b4d-ff36-48fb-974a-8d4a239432ba/bin/uautomizer/data/8b34af39f/2213562267ba44c5b1a719c541a50225 [2020-11-28 02:57:57,579 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 02:57:57,581 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 02:57:57,583 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 02:57:57,583 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 02:57:57,587 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 02:57:57,588 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:57:57" (1/1) ... [2020-11-28 02:57:57,590 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@606b7ebb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:57:57, skipping insertion in model container [2020-11-28 02:57:57,591 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:57:57" (1/1) ... [2020-11-28 02:57:57,604 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 02:57:57,676 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 02:57:58,099 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 02:57:58,122 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 02:57:58,250 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 02:57:58,297 INFO L208 MainTranslator]: Completed translation [2020-11-28 02:57:58,298 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:57:58 WrapperNode [2020-11-28 02:57:58,298 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 02:57:58,299 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 02:57:58,299 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 02:57:58,299 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 02:57:58,308 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:57:58" (1/1) ... [2020-11-28 02:57:58,329 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:57:58" (1/1) ... [2020-11-28 02:57:58,412 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 02:57:58,413 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 02:57:58,413 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 02:57:58,414 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 02:57:58,423 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:57:58" (1/1) ... [2020-11-28 02:57:58,423 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:57:58" (1/1) ... [2020-11-28 02:57:58,431 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:57:58" (1/1) ... [2020-11-28 02:57:58,432 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:57:58" (1/1) ... [2020-11-28 02:57:58,452 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:57:58" (1/1) ... [2020-11-28 02:57:58,476 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:57:58" (1/1) ... [2020-11-28 02:57:58,480 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:57:58" (1/1) ... [2020-11-28 02:57:58,500 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 02:57:58,501 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 02:57:58,502 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 02:57:58,502 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 02:57:58,503 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:57:58" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63044b4d-ff36-48fb-974a-8d4a239432ba/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 02:57:58,586 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 02:57:58,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 02:57:58,587 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 02:57:58,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 02:58:00,182 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 02:58:00,183 INFO L298 CfgBuilder]: Removed 290 assume(true) statements. [2020-11-28 02:58:00,187 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:58:00 BoogieIcfgContainer [2020-11-28 02:58:00,187 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 02:58:00,189 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-28 02:58:00,189 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-28 02:58:00,199 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-28 02:58:00,202 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 02:57:57" (1/3) ... [2020-11-28 02:58:00,204 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cd1ba85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:58:00, skipping insertion in model container [2020-11-28 02:58:00,204 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:57:58" (2/3) ... [2020-11-28 02:58:00,205 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cd1ba85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:58:00, skipping insertion in model container [2020-11-28 02:58:00,205 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:58:00" (3/3) ... [2020-11-28 02:58:00,207 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product54.cil.c [2020-11-28 02:58:00,218 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-28 02:58:00,224 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-11-28 02:58:00,237 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-11-28 02:58:00,273 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-28 02:58:00,273 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-28 02:58:00,273 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-28 02:58:00,274 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-28 02:58:00,274 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-28 02:58:00,274 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-28 02:58:00,274 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-28 02:58:00,274 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-28 02:58:00,311 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states. [2020-11-28 02:58:00,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-28 02:58:00,322 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:58:00,323 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 02:58:00,323 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:58:00,333 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:58:00,333 INFO L82 PathProgramCache]: Analyzing trace with hash 2073685638, now seen corresponding path program 1 times [2020-11-28 02:58:00,341 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:58:00,342 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [11551411] [2020-11-28 02:58:00,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:58:00,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:58:00,643 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 02:58:00,647 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [11551411] [2020-11-28 02:58:00,649 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 02:58:00,649 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-28 02:58:00,651 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1287069939] [2020-11-28 02:58:00,656 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-11-28 02:58:00,657 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:58:00,678 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-28 02:58:00,679 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-28 02:58:00,682 INFO L87 Difference]: Start difference. First operand 198 states. Second operand 2 states. [2020-11-28 02:58:00,737 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:58:00,738 INFO L93 Difference]: Finished difference Result 387 states and 590 transitions. [2020-11-28 02:58:00,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-28 02:58:00,740 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2020-11-28 02:58:00,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:58:00,761 INFO L225 Difference]: With dead ends: 387 [2020-11-28 02:58:00,761 INFO L226 Difference]: Without dead ends: 191 [2020-11-28 02:58:00,765 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-28 02:58:00,791 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states. [2020-11-28 02:58:00,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 191. [2020-11-28 02:58:00,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 191 states. [2020-11-28 02:58:00,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 285 transitions. [2020-11-28 02:58:00,833 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 285 transitions. Word has length 18 [2020-11-28 02:58:00,833 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:58:00,834 INFO L481 AbstractCegarLoop]: Abstraction has 191 states and 285 transitions. [2020-11-28 02:58:00,834 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-11-28 02:58:00,834 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 285 transitions. [2020-11-28 02:58:00,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-11-28 02:58:00,836 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:58:00,837 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 02:58:00,837 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-28 02:58:00,837 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:58:00,840 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:58:00,840 INFO L82 PathProgramCache]: Analyzing trace with hash 1162654885, now seen corresponding path program 1 times [2020-11-28 02:58:00,841 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:58:00,841 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [657473202] [2020-11-28 02:58:00,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:58:00,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:58:01,002 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 02:58:01,002 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [657473202] [2020-11-28 02:58:01,002 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 02:58:01,003 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 02:58:01,003 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1276383660] [2020-11-28 02:58:01,004 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 02:58:01,004 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:58:01,005 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 02:58:01,005 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 02:58:01,006 INFO L87 Difference]: Start difference. First operand 191 states and 285 transitions. Second operand 3 states. [2020-11-28 02:58:01,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:58:01,031 INFO L93 Difference]: Finished difference Result 191 states and 285 transitions. [2020-11-28 02:58:01,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 02:58:01,036 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2020-11-28 02:58:01,036 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:58:01,037 INFO L225 Difference]: With dead ends: 191 [2020-11-28 02:58:01,037 INFO L226 Difference]: Without dead ends: 73 [2020-11-28 02:58:01,039 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 02:58:01,039 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2020-11-28 02:58:01,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2020-11-28 02:58:01,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 73 states. [2020-11-28 02:58:01,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 108 transitions. [2020-11-28 02:58:01,047 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 108 transitions. Word has length 19 [2020-11-28 02:58:01,047 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:58:01,047 INFO L481 AbstractCegarLoop]: Abstraction has 73 states and 108 transitions. [2020-11-28 02:58:01,047 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 02:58:01,048 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 108 transitions. [2020-11-28 02:58:01,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-28 02:58:01,049 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:58:01,049 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] [2020-11-28 02:58:01,049 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-28 02:58:01,049 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:58:01,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:58:01,050 INFO L82 PathProgramCache]: Analyzing trace with hash -1473925832, now seen corresponding path program 1 times [2020-11-28 02:58:01,050 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:58:01,051 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1295771901] [2020-11-28 02:58:01,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:58:01,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:58:01,206 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 02:58:01,206 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1295771901] [2020-11-28 02:58:01,206 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 02:58:01,206 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 02:58:01,207 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1912486820] [2020-11-28 02:58:01,207 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 02:58:01,207 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:58:01,208 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 02:58:01,208 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 02:58:01,209 INFO L87 Difference]: Start difference. First operand 73 states and 108 transitions. Second operand 3 states. [2020-11-28 02:58:01,243 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:58:01,243 INFO L93 Difference]: Finished difference Result 140 states and 210 transitions. [2020-11-28 02:58:01,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 02:58:01,249 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2020-11-28 02:58:01,249 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:58:01,250 INFO L225 Difference]: With dead ends: 140 [2020-11-28 02:58:01,250 INFO L226 Difference]: Without dead ends: 73 [2020-11-28 02:58:01,251 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 02:58:01,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2020-11-28 02:58:01,266 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2020-11-28 02:58:01,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 73 states. [2020-11-28 02:58:01,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 107 transitions. [2020-11-28 02:58:01,270 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 107 transitions. Word has length 24 [2020-11-28 02:58:01,270 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:58:01,270 INFO L481 AbstractCegarLoop]: Abstraction has 73 states and 107 transitions. [2020-11-28 02:58:01,270 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 02:58:01,270 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 107 transitions. [2020-11-28 02:58:01,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-11-28 02:58:01,272 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:58:01,272 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] [2020-11-28 02:58:01,272 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-28 02:58:01,272 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:58:01,273 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:58:01,273 INFO L82 PathProgramCache]: Analyzing trace with hash -17775911, now seen corresponding path program 1 times [2020-11-28 02:58:01,273 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:58:01,273 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1765355284] [2020-11-28 02:58:01,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:58:01,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:58:01,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 02:58:01,385 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1765355284] [2020-11-28 02:58:01,386 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 02:58:01,386 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-28 02:58:01,386 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [104988437] [2020-11-28 02:58:01,386 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 02:58:01,387 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:58:01,387 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 02:58:01,388 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 02:58:01,388 INFO L87 Difference]: Start difference. First operand 73 states and 107 transitions. Second operand 3 states. [2020-11-28 02:58:01,467 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:58:01,467 INFO L93 Difference]: Finished difference Result 151 states and 223 transitions. [2020-11-28 02:58:01,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 02:58:01,468 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 27 [2020-11-28 02:58:01,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:58:01,469 INFO L225 Difference]: With dead ends: 151 [2020-11-28 02:58:01,469 INFO L226 Difference]: Without dead ends: 84 [2020-11-28 02:58:01,470 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 02:58:01,470 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2020-11-28 02:58:01,478 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 82. [2020-11-28 02:58:01,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 82 states. [2020-11-28 02:58:01,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 116 transitions. [2020-11-28 02:58:01,479 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 116 transitions. Word has length 27 [2020-11-28 02:58:01,480 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:58:01,480 INFO L481 AbstractCegarLoop]: Abstraction has 82 states and 116 transitions. [2020-11-28 02:58:01,480 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 02:58:01,480 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 116 transitions. [2020-11-28 02:58:01,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-11-28 02:58:01,484 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:58:01,485 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] [2020-11-28 02:58:01,485 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-28 02:58:01,485 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:58:01,486 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:58:01,486 INFO L82 PathProgramCache]: Analyzing trace with hash 585251370, now seen corresponding path program 1 times [2020-11-28 02:58:01,486 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:58:01,487 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [978847885] [2020-11-28 02:58:01,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:58:01,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:58:01,583 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 02:58:01,583 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [978847885] [2020-11-28 02:58:01,583 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 02:58:01,583 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-28 02:58:01,584 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1005369842] [2020-11-28 02:58:01,584 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-28 02:58:01,584 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:58:01,585 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-28 02:58:01,585 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-28 02:58:01,585 INFO L87 Difference]: Start difference. First operand 82 states and 116 transitions. Second operand 5 states. [2020-11-28 02:58:01,739 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:58:01,739 INFO L93 Difference]: Finished difference Result 216 states and 303 transitions. [2020-11-28 02:58:01,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-28 02:58:01,740 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2020-11-28 02:58:01,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:58:01,741 INFO L225 Difference]: With dead ends: 216 [2020-11-28 02:58:01,741 INFO L226 Difference]: Without dead ends: 140 [2020-11-28 02:58:01,742 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-11-28 02:58:01,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2020-11-28 02:58:01,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 91. [2020-11-28 02:58:01,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 91 states. [2020-11-28 02:58:01,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 125 transitions. [2020-11-28 02:58:01,752 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 125 transitions. Word has length 33 [2020-11-28 02:58:01,753 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:58:01,753 INFO L481 AbstractCegarLoop]: Abstraction has 91 states and 125 transitions. [2020-11-28 02:58:01,753 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-28 02:58:01,753 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 125 transitions. [2020-11-28 02:58:01,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-11-28 02:58:01,754 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:58:01,754 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] [2020-11-28 02:58:01,754 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-28 02:58:01,755 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:58:01,755 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:58:01,755 INFO L82 PathProgramCache]: Analyzing trace with hash -542144723, now seen corresponding path program 1 times [2020-11-28 02:58:01,756 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:58:01,756 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [248668626] [2020-11-28 02:58:01,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:58:01,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:58:01,857 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 02:58:01,858 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [248668626] [2020-11-28 02:58:01,858 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 02:58:01,858 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-28 02:58:01,858 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [353318921] [2020-11-28 02:58:01,859 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-28 02:58:01,859 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:58:01,860 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-28 02:58:01,860 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-28 02:58:01,860 INFO L87 Difference]: Start difference. First operand 91 states and 125 transitions. Second operand 5 states. [2020-11-28 02:58:02,051 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:58:02,051 INFO L93 Difference]: Finished difference Result 444 states and 625 transitions. [2020-11-28 02:58:02,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-11-28 02:58:02,053 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2020-11-28 02:58:02,053 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:58:02,056 INFO L225 Difference]: With dead ends: 444 [2020-11-28 02:58:02,056 INFO L226 Difference]: Without dead ends: 359 [2020-11-28 02:58:02,057 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 [2020-11-28 02:58:02,057 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 359 states. [2020-11-28 02:58:02,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 359 to 139. [2020-11-28 02:58:02,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 139 states. [2020-11-28 02:58:02,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 188 transitions. [2020-11-28 02:58:02,084 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 188 transitions. Word has length 33 [2020-11-28 02:58:02,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:58:02,087 INFO L481 AbstractCegarLoop]: Abstraction has 139 states and 188 transitions. [2020-11-28 02:58:02,088 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-28 02:58:02,088 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 188 transitions. [2020-11-28 02:58:02,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-11-28 02:58:02,090 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:58:02,090 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 02:58:02,090 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-11-28 02:58:02,094 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:58:02,095 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:58:02,095 INFO L82 PathProgramCache]: Analyzing trace with hash 615151215, now seen corresponding path program 1 times [2020-11-28 02:58:02,096 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:58:02,096 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2021001194] [2020-11-28 02:58:02,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:58:02,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:58:02,184 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 02:58:02,184 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2021001194] [2020-11-28 02:58:02,184 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 02:58:02,185 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 02:58:02,185 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [461200960] [2020-11-28 02:58:02,185 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-28 02:58:02,185 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:58:02,186 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-28 02:58:02,186 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-28 02:58:02,186 INFO L87 Difference]: Start difference. First operand 139 states and 188 transitions. Second operand 4 states. [2020-11-28 02:58:02,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:58:02,316 INFO L93 Difference]: Finished difference Result 294 states and 403 transitions. [2020-11-28 02:58:02,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-28 02:58:02,317 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 34 [2020-11-28 02:58:02,317 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:58:02,319 INFO L225 Difference]: With dead ends: 294 [2020-11-28 02:58:02,319 INFO L226 Difference]: Without dead ends: 209 [2020-11-28 02:58:02,323 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 [2020-11-28 02:58:02,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209 states. [2020-11-28 02:58:02,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209 to 206. [2020-11-28 02:58:02,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 206 states. [2020-11-28 02:58:02,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 206 states and 278 transitions. [2020-11-28 02:58:02,368 INFO L78 Accepts]: Start accepts. Automaton has 206 states and 278 transitions. Word has length 34 [2020-11-28 02:58:02,368 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:58:02,368 INFO L481 AbstractCegarLoop]: Abstraction has 206 states and 278 transitions. [2020-11-28 02:58:02,368 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-28 02:58:02,368 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 278 transitions. [2020-11-28 02:58:02,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-11-28 02:58:02,370 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:58:02,370 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 02:58:02,370 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-11-28 02:58:02,371 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:58:02,371 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:58:02,371 INFO L82 PathProgramCache]: Analyzing trace with hash -395966035, now seen corresponding path program 1 times [2020-11-28 02:58:02,371 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:58:02,372 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1464134509] [2020-11-28 02:58:02,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:58:02,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:58:02,421 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 02:58:02,422 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1464134509] [2020-11-28 02:58:02,422 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 02:58:02,422 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-28 02:58:02,422 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [475122031] [2020-11-28 02:58:02,423 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-28 02:58:02,423 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:58:02,423 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-28 02:58:02,424 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-28 02:58:02,424 INFO L87 Difference]: Start difference. First operand 206 states and 278 transitions. Second operand 4 states. [2020-11-28 02:58:02,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:58:02,519 INFO L93 Difference]: Finished difference Result 484 states and 665 transitions. [2020-11-28 02:58:02,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-28 02:58:02,520 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 34 [2020-11-28 02:58:02,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:58:02,523 INFO L225 Difference]: With dead ends: 484 [2020-11-28 02:58:02,523 INFO L226 Difference]: Without dead ends: 331 [2020-11-28 02:58:02,524 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 [2020-11-28 02:58:02,525 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 331 states. [2020-11-28 02:58:02,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 331 to 197. [2020-11-28 02:58:02,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 197 states. [2020-11-28 02:58:02,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 197 states and 266 transitions. [2020-11-28 02:58:02,542 INFO L78 Accepts]: Start accepts. Automaton has 197 states and 266 transitions. Word has length 34 [2020-11-28 02:58:02,543 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:58:02,543 INFO L481 AbstractCegarLoop]: Abstraction has 197 states and 266 transitions. [2020-11-28 02:58:02,543 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-28 02:58:02,543 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 266 transitions. [2020-11-28 02:58:02,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-11-28 02:58:02,544 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:58:02,544 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 02:58:02,544 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-11-28 02:58:02,545 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:58:02,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:58:02,545 INFO L82 PathProgramCache]: Analyzing trace with hash 989595496, now seen corresponding path program 1 times [2020-11-28 02:58:02,546 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:58:02,546 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [328611534] [2020-11-28 02:58:02,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:58:02,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:58:02,609 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 02:58:02,609 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [328611534] [2020-11-28 02:58:02,609 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 02:58:02,609 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-11-28 02:58:02,609 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [43472412] [2020-11-28 02:58:02,610 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-28 02:58:02,610 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:58:02,610 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-28 02:58:02,611 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-11-28 02:58:02,611 INFO L87 Difference]: Start difference. First operand 197 states and 266 transitions. Second operand 6 states. [2020-11-28 02:58:02,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:58:02,937 INFO L93 Difference]: Finished difference Result 555 states and 763 transitions. [2020-11-28 02:58:02,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-11-28 02:58:02,938 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 34 [2020-11-28 02:58:02,938 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:58:02,940 INFO L225 Difference]: With dead ends: 555 [2020-11-28 02:58:02,941 INFO L226 Difference]: Without dead ends: 364 [2020-11-28 02:58:02,942 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156 [2020-11-28 02:58:02,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 364 states. [2020-11-28 02:58:02,963 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 364 to 161. [2020-11-28 02:58:02,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 161 states. [2020-11-28 02:58:02,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 210 transitions. [2020-11-28 02:58:02,965 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 210 transitions. Word has length 34 [2020-11-28 02:58:02,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:58:02,966 INFO L481 AbstractCegarLoop]: Abstraction has 161 states and 210 transitions. [2020-11-28 02:58:02,966 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-28 02:58:02,966 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 210 transitions. [2020-11-28 02:58:02,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-11-28 02:58:02,967 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:58:02,967 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 02:58:02,967 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-11-28 02:58:02,968 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:58:02,968 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:58:02,968 INFO L82 PathProgramCache]: Analyzing trace with hash -137800597, now seen corresponding path program 1 times [2020-11-28 02:58:02,968 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:58:02,969 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [944234519] [2020-11-28 02:58:02,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:58:02,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:58:03,045 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 02:58:03,046 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [944234519] [2020-11-28 02:58:03,046 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 02:58:03,046 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-11-28 02:58:03,046 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1766473644] [2020-11-28 02:58:03,047 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-28 02:58:03,047 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:58:03,047 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-28 02:58:03,048 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-11-28 02:58:03,048 INFO L87 Difference]: Start difference. First operand 161 states and 210 transitions. Second operand 6 states. [2020-11-28 02:58:03,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:58:03,156 INFO L93 Difference]: Finished difference Result 413 states and 547 transitions. [2020-11-28 02:58:03,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-28 02:58:03,162 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 34 [2020-11-28 02:58:03,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:58:03,164 INFO L225 Difference]: With dead ends: 413 [2020-11-28 02:58:03,164 INFO L226 Difference]: Without dead ends: 258 [2020-11-28 02:58:03,165 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-11-28 02:58:03,167 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 258 states. [2020-11-28 02:58:03,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 258 to 149. [2020-11-28 02:58:03,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 149 states. [2020-11-28 02:58:03,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 191 transitions. [2020-11-28 02:58:03,183 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 191 transitions. Word has length 34 [2020-11-28 02:58:03,183 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:58:03,183 INFO L481 AbstractCegarLoop]: Abstraction has 149 states and 191 transitions. [2020-11-28 02:58:03,183 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-28 02:58:03,183 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 191 transitions. [2020-11-28 02:58:03,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-11-28 02:58:03,184 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:58:03,184 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] [2020-11-28 02:58:03,184 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-11-28 02:58:03,184 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:58:03,185 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:58:03,185 INFO L82 PathProgramCache]: Analyzing trace with hash 785405984, now seen corresponding path program 1 times [2020-11-28 02:58:03,185 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:58:03,185 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [602077150] [2020-11-28 02:58:03,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:58:03,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:58:03,267 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-11-28 02:58:03,268 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [602077150] [2020-11-28 02:58:03,268 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 02:58:03,268 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-28 02:58:03,268 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2090301914] [2020-11-28 02:58:03,268 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-28 02:58:03,269 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:58:03,270 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-28 02:58:03,271 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-28 02:58:03,271 INFO L87 Difference]: Start difference. First operand 149 states and 191 transitions. Second operand 5 states. [2020-11-28 02:58:03,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:58:03,344 INFO L93 Difference]: Finished difference Result 301 states and 393 transitions. [2020-11-28 02:58:03,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-28 02:58:03,364 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 51 [2020-11-28 02:58:03,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:58:03,371 INFO L225 Difference]: With dead ends: 301 [2020-11-28 02:58:03,372 INFO L226 Difference]: Without dead ends: 185 [2020-11-28 02:58:03,372 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-11-28 02:58:03,373 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 185 states. [2020-11-28 02:58:03,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 185 to 133. [2020-11-28 02:58:03,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 133 states. [2020-11-28 02:58:03,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 171 transitions. [2020-11-28 02:58:03,388 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 171 transitions. Word has length 51 [2020-11-28 02:58:03,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:58:03,389 INFO L481 AbstractCegarLoop]: Abstraction has 133 states and 171 transitions. [2020-11-28 02:58:03,389 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-28 02:58:03,389 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 171 transitions. [2020-11-28 02:58:03,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-11-28 02:58:03,391 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:58:03,391 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] [2020-11-28 02:58:03,391 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-11-28 02:58:03,392 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:58:03,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:58:03,392 INFO L82 PathProgramCache]: Analyzing trace with hash 282802848, now seen corresponding path program 1 times [2020-11-28 02:58:03,392 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:58:03,393 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [346908544] [2020-11-28 02:58:03,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:58:03,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:58:03,455 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 02:58:03,455 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [346908544] [2020-11-28 02:58:03,455 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 02:58:03,455 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-28 02:58:03,456 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1276012738] [2020-11-28 02:58:03,456 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-28 02:58:03,456 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:58:03,457 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-28 02:58:03,457 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-28 02:58:03,457 INFO L87 Difference]: Start difference. First operand 133 states and 171 transitions. Second operand 5 states. [2020-11-28 02:58:03,627 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:58:03,628 INFO L93 Difference]: Finished difference Result 684 states and 873 transitions. [2020-11-28 02:58:03,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-11-28 02:58:03,629 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52 [2020-11-28 02:58:03,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:58:03,634 INFO L225 Difference]: With dead ends: 684 [2020-11-28 02:58:03,634 INFO L226 Difference]: Without dead ends: 557 [2020-11-28 02:58:03,635 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-11-28 02:58:03,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 557 states. [2020-11-28 02:58:03,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 557 to 258. [2020-11-28 02:58:03,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 258 states. [2020-11-28 02:58:03,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 258 states and 326 transitions. [2020-11-28 02:58:03,669 INFO L78 Accepts]: Start accepts. Automaton has 258 states and 326 transitions. Word has length 52 [2020-11-28 02:58:03,671 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:58:03,671 INFO L481 AbstractCegarLoop]: Abstraction has 258 states and 326 transitions. [2020-11-28 02:58:03,671 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-28 02:58:03,671 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 326 transitions. [2020-11-28 02:58:03,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-11-28 02:58:03,672 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:58:03,672 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-11-28 02:58:03,673 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-11-28 02:58:03,673 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:58:03,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:58:03,673 INFO L82 PathProgramCache]: Analyzing trace with hash 140278630, now seen corresponding path program 1 times [2020-11-28 02:58:03,674 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:58:03,674 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1772074379] [2020-11-28 02:58:03,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:58:03,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:58:03,783 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-28 02:58:03,784 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1772074379] [2020-11-28 02:58:03,784 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1100323894] [2020-11-28 02:58:03,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63044b4d-ff36-48fb-974a-8d4a239432ba/bin/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-28 02:58:04,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:58:04,011 INFO L263 TraceCheckSpWp]: Trace formula consists of 436 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-28 02:58:04,021 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-28 02:58:04,311 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-11-28 02:58:04,312 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-11-28 02:58:04,312 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5] total 10 [2020-11-28 02:58:04,313 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [421914091] [2020-11-28 02:58:04,313 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-11-28 02:58:04,313 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:58:04,314 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-11-28 02:58:04,315 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-11-28 02:58:04,315 INFO L87 Difference]: Start difference. First operand 258 states and 326 transitions. Second operand 10 states. [2020-11-28 02:58:04,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:58:04,866 INFO L93 Difference]: Finished difference Result 799 states and 1001 transitions. [2020-11-28 02:58:04,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-11-28 02:58:04,867 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 53 [2020-11-28 02:58:04,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:58:04,870 INFO L225 Difference]: With dead ends: 799 [2020-11-28 02:58:04,870 INFO L226 Difference]: Without dead ends: 547 [2020-11-28 02:58:04,872 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=77, Invalid=163, Unknown=0, NotChecked=0, Total=240 [2020-11-28 02:58:04,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 547 states. [2020-11-28 02:58:04,919 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 547 to 244. [2020-11-28 02:58:04,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 244 states. [2020-11-28 02:58:04,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 299 transitions. [2020-11-28 02:58:04,921 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 299 transitions. Word has length 53 [2020-11-28 02:58:04,921 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:58:04,921 INFO L481 AbstractCegarLoop]: Abstraction has 244 states and 299 transitions. [2020-11-28 02:58:04,921 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-11-28 02:58:04,921 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 299 transitions. [2020-11-28 02:58:04,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-11-28 02:58:04,922 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:58:04,922 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] [2020-11-28 02:58:05,143 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2020-11-28 02:58:05,143 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:58:05,144 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:58:05,144 INFO L82 PathProgramCache]: Analyzing trace with hash 1039541931, now seen corresponding path program 1 times [2020-11-28 02:58:05,144 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:58:05,144 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1610125774] [2020-11-28 02:58:05,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:58:05,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:58:05,257 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-28 02:58:05,258 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1610125774] [2020-11-28 02:58:05,258 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1073536421] [2020-11-28 02:58:05,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63044b4d-ff36-48fb-974a-8d4a239432ba/bin/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-28 02:58:05,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:58:05,432 INFO L263 TraceCheckSpWp]: Trace formula consists of 443 conjuncts, 7 conjunts are in the unsatisfiable core [2020-11-28 02:58:05,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-28 02:58:05,489 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-28 02:58:05,489 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-11-28 02:58:05,490 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 6 [2020-11-28 02:58:05,492 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1442442450] [2020-11-28 02:58:05,493 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-11-28 02:58:05,493 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:58:05,494 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-11-28 02:58:05,494 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-11-28 02:58:05,494 INFO L87 Difference]: Start difference. First operand 244 states and 299 transitions. Second operand 7 states. [2020-11-28 02:58:05,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:58:05,826 INFO L93 Difference]: Finished difference Result 850 states and 1064 transitions. [2020-11-28 02:58:05,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-11-28 02:58:05,827 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 54 [2020-11-28 02:58:05,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:58:05,828 INFO L225 Difference]: With dead ends: 850 [2020-11-28 02:58:05,828 INFO L226 Difference]: Without dead ends: 0 [2020-11-28 02:58:05,829 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=59, Invalid=97, Unknown=0, NotChecked=0, Total=156 [2020-11-28 02:58:05,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-28 02:58:05,829 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-28 02:58:05,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-28 02:58:05,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-28 02:58:05,830 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 54 [2020-11-28 02:58:05,830 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:58:05,830 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-28 02:58:05,830 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-11-28 02:58:05,830 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-28 02:58:05,831 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-28 02:58:06,039 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2020-11-28 02:58:06,041 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-28 02:58:06,866 WARN L193 SmtUtils]: Spent 801.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 197 [2020-11-28 02:58:07,093 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 100 [2020-11-28 02:58:07,613 WARN L193 SmtUtils]: Spent 514.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 192 [2020-11-28 02:58:07,886 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 141 [2020-11-28 02:58:08,373 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 164 [2020-11-28 02:58:08,603 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 136 [2020-11-28 02:58:10,097 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 192 DAG size of output: 36 [2020-11-28 02:58:10,663 WARN L193 SmtUtils]: Spent 503.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 39 [2020-11-28 02:58:11,840 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 187 DAG size of output: 36 [2020-11-28 02:58:12,005 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 41 [2020-11-28 02:58:12,172 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 33 [2020-11-28 02:58:12,899 WARN L193 SmtUtils]: Spent 723.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 60 [2020-11-28 02:58:13,230 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 44 [2020-11-28 02:58:13,398 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 33 [2020-11-28 02:58:13,636 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 33 [2020-11-28 02:58:14,260 WARN L193 SmtUtils]: Spent 622.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 38 [2020-11-28 02:58:14,397 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 33 [2020-11-28 02:58:14,900 WARN L193 SmtUtils]: Spent 496.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 50 [2020-11-28 02:58:15,189 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 31 [2020-11-28 02:58:15,792 WARN L193 SmtUtils]: Spent 588.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 60 [2020-11-28 02:58:15,801 INFO L274 CegarLoopResult]: For program point L861(lines 861 878) no Hoare annotation was computed. [2020-11-28 02:58:15,801 INFO L274 CegarLoopResult]: For program point L861-1(lines 861 878) no Hoare annotation was computed. [2020-11-28 02:58:15,801 INFO L274 CegarLoopResult]: For program point L861-2(lines 861 878) no Hoare annotation was computed. [2020-11-28 02:58:15,802 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-28 02:58:15,802 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-11-28 02:58:15,802 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-11-28 02:58:15,802 INFO L274 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-11-28 02:58:15,802 INFO L274 CegarLoopResult]: For program point L169(lines 169 173) no Hoare annotation was computed. [2020-11-28 02:58:15,802 INFO L274 CegarLoopResult]: For program point L169-1(lines 777 783) no Hoare annotation was computed. [2020-11-28 02:58:15,802 INFO L274 CegarLoopResult]: For program point L731(lines 731 737) no Hoare annotation was computed. [2020-11-28 02:58:15,802 INFO L270 CegarLoopResult]: At program point L731-1(lines 731 737) the Hoare annotation is: (let ((.cse0 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0))) (.cse1 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse7 (= ~methaneLevelCritical~0 1)) (.cse2 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse3 (= 1 ~systemActive~0)) (.cse8 (= ~pumpRunning~0 0)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse6 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse3 .cse8 .cse5 .cse6) (and .cse0 .cse1 .cse7 .cse2 .cse3 .cse5 .cse6) (and .cse4 .cse3 .cse8 .cse5 .cse6))) [2020-11-28 02:58:15,803 INFO L274 CegarLoopResult]: For program point L963(lines 963 967) no Hoare annotation was computed. [2020-11-28 02:58:15,803 INFO L274 CegarLoopResult]: For program point L963-2(lines 963 967) no Hoare annotation was computed. [2020-11-28 02:58:15,803 INFO L274 CegarLoopResult]: For program point L963-3(lines 963 967) no Hoare annotation was computed. [2020-11-28 02:58:15,803 INFO L274 CegarLoopResult]: For program point L963-5(lines 963 967) no Hoare annotation was computed. [2020-11-28 02:58:15,803 INFO L274 CegarLoopResult]: For program point L963-6(lines 963 967) no Hoare annotation was computed. [2020-11-28 02:58:15,803 INFO L274 CegarLoopResult]: For program point L963-8(lines 963 967) no Hoare annotation was computed. [2020-11-28 02:58:15,803 INFO L274 CegarLoopResult]: For program point L963-9(lines 963 967) no Hoare annotation was computed. [2020-11-28 02:58:15,803 INFO L274 CegarLoopResult]: For program point L963-11(lines 963 967) no Hoare annotation was computed. [2020-11-28 02:58:15,803 INFO L274 CegarLoopResult]: For program point L963-12(lines 963 967) no Hoare annotation was computed. [2020-11-28 02:58:15,803 INFO L274 CegarLoopResult]: For program point L963-14(lines 963 967) no Hoare annotation was computed. [2020-11-28 02:58:15,803 INFO L274 CegarLoopResult]: For program point L963-15(lines 963 967) no Hoare annotation was computed. [2020-11-28 02:58:15,803 INFO L274 CegarLoopResult]: For program point L963-17(lines 963 967) no Hoare annotation was computed. [2020-11-28 02:58:15,803 INFO L274 CegarLoopResult]: For program point L963-18(lines 963 967) no Hoare annotation was computed. [2020-11-28 02:58:15,804 INFO L274 CegarLoopResult]: For program point L963-20(lines 963 967) no Hoare annotation was computed. [2020-11-28 02:58:15,804 INFO L274 CegarLoopResult]: For program point L963-21(lines 963 967) no Hoare annotation was computed. [2020-11-28 02:58:15,804 INFO L274 CegarLoopResult]: For program point L963-23(lines 963 967) no Hoare annotation was computed. [2020-11-28 02:58:15,804 INFO L274 CegarLoopResult]: For program point L963-24(lines 963 967) no Hoare annotation was computed. [2020-11-28 02:58:15,804 INFO L270 CegarLoopResult]: At program point L138(lines 129 142) the Hoare annotation is: false [2020-11-28 02:58:15,804 INFO L270 CegarLoopResult]: At program point L138-1(lines 129 142) the Hoare annotation is: false [2020-11-28 02:58:15,804 INFO L274 CegarLoopResult]: For program point L963-26(lines 963 967) no Hoare annotation was computed. [2020-11-28 02:58:15,804 INFO L270 CegarLoopResult]: At program point L138-2(lines 129 142) the Hoare annotation is: false [2020-11-28 02:58:15,804 INFO L274 CegarLoopResult]: For program point L963-27(lines 963 967) no Hoare annotation was computed. [2020-11-28 02:58:15,804 INFO L270 CegarLoopResult]: At program point L138-3(lines 129 142) the Hoare annotation is: (let ((.cse1 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0))) (let ((.cse0 (= ~methaneLevelCritical~0 1)) (.cse3 (<= 2 ~waterLevel~0)) (.cse6 (<= ~waterLevel~0 2)) (.cse7 (not .cse1)) (.cse8 (<= ~waterLevel~0 1)) (.cse2 (= 1 ~systemActive~0)) (.cse9 (= ~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 .cse8 .cse0 .cse2 .cse4 .cse5) (and .cse1 .cse9 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse8 .cse2 .cse9 .cse4 .cse5)))) [2020-11-28 02:58:15,804 INFO L270 CegarLoopResult]: At program point L138-4(lines 129 142) the Hoare annotation is: false [2020-11-28 02:58:15,805 INFO L274 CegarLoopResult]: For program point L963-29(lines 963 967) no Hoare annotation was computed. [2020-11-28 02:58:15,805 INFO L270 CegarLoopResult]: At program point L138-5(lines 129 142) the Hoare annotation is: false [2020-11-28 02:58:15,805 INFO L274 CegarLoopResult]: For program point L963-30(lines 963 967) no Hoare annotation was computed. [2020-11-28 02:58:15,805 INFO L270 CegarLoopResult]: At program point L138-6(lines 129 142) the Hoare annotation is: false [2020-11-28 02:58:15,805 INFO L270 CegarLoopResult]: At program point L138-7(lines 129 142) the Hoare annotation is: false [2020-11-28 02:58:15,805 INFO L274 CegarLoopResult]: For program point L963-32(lines 963 967) no Hoare annotation was computed. [2020-11-28 02:58:15,805 INFO L270 CegarLoopResult]: At program point L138-8(lines 129 142) the Hoare annotation is: false [2020-11-28 02:58:15,805 INFO L274 CegarLoopResult]: For program point L963-33(lines 963 967) no Hoare annotation was computed. [2020-11-28 02:58:15,805 INFO L274 CegarLoopResult]: For program point L865(lines 865 873) no Hoare annotation was computed. [2020-11-28 02:58:15,805 INFO L270 CegarLoopResult]: At program point L138-9(lines 129 142) the Hoare annotation is: false [2020-11-28 02:58:15,805 INFO L274 CegarLoopResult]: For program point L865-1(lines 865 873) no Hoare annotation was computed. [2020-11-28 02:58:15,805 INFO L270 CegarLoopResult]: At program point L138-10(lines 129 142) the Hoare annotation is: false [2020-11-28 02:58:15,806 INFO L274 CegarLoopResult]: For program point L963-35(lines 963 967) no Hoare annotation was computed. [2020-11-28 02:58:15,806 INFO L274 CegarLoopResult]: For program point L865-2(lines 865 873) no Hoare annotation was computed. [2020-11-28 02:58:15,806 INFO L270 CegarLoopResult]: At program point L138-11(lines 129 142) the Hoare annotation is: false [2020-11-28 02:58:15,806 INFO L274 CegarLoopResult]: For program point L835(lines 835 852) no Hoare annotation was computed. [2020-11-28 02:58:15,806 INFO L274 CegarLoopResult]: For program point L835-1(lines 835 852) no Hoare annotation was computed. [2020-11-28 02:58:15,806 INFO L274 CegarLoopResult]: For program point L835-2(lines 835 852) no Hoare annotation was computed. [2020-11-28 02:58:15,806 INFO L274 CegarLoopResult]: For program point L835-3(lines 835 852) no Hoare annotation was computed. [2020-11-28 02:58:15,806 INFO L274 CegarLoopResult]: For program point L835-4(lines 835 852) no Hoare annotation was computed. [2020-11-28 02:58:15,806 INFO L274 CegarLoopResult]: For program point L835-5(lines 835 852) no Hoare annotation was computed. [2020-11-28 02:58:15,806 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-28 02:58:15,806 INFO L274 CegarLoopResult]: For program point L274(lines 274 294) no Hoare annotation was computed. [2020-11-28 02:58:15,806 INFO L274 CegarLoopResult]: For program point L241(lines 241 248) no Hoare annotation was computed. [2020-11-28 02:58:15,806 INFO L274 CegarLoopResult]: For program point L274-2(lines 274 294) no Hoare annotation was computed. [2020-11-28 02:58:15,807 INFO L277 CegarLoopResult]: At program point L241-1(lines 241 248) the Hoare annotation is: true [2020-11-28 02:58:15,807 INFO L274 CegarLoopResult]: For program point L274-4(lines 274 294) no Hoare annotation was computed. [2020-11-28 02:58:15,807 INFO L270 CegarLoopResult]: At program point L969(lines 954 972) the Hoare annotation is: false [2020-11-28 02:58:15,807 INFO L270 CegarLoopResult]: At program point L969-1(lines 954 972) the Hoare annotation is: false [2020-11-28 02:58:15,807 INFO L270 CegarLoopResult]: At program point L969-2(lines 954 972) the Hoare annotation is: false [2020-11-28 02:58:15,807 INFO L270 CegarLoopResult]: At program point L969-3(lines 954 972) the Hoare annotation is: (let ((.cse4 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse3 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse15 (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) (.cse14 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0))) (let ((.cse0 (not .cse14)) (.cse1 (not .cse15)) (.cse6 (<= 2 ~waterLevel~0)) (.cse9 (<= ~waterLevel~0 2)) (.cse2 (= ~methaneLevelCritical~0 1)) (.cse11 (not .cse3)) (.cse12 (<= ~waterLevel~0 1)) (.cse13 (not .cse4)) (.cse5 (= 1 ~systemActive~0)) (.cse10 (= ~methaneLevelCritical~0 0)) (.cse7 (= ~pumpRunning~0 0)) (.cse8 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse0 .cse1 .cse3 .cse4 .cse10 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse11 .cse12 .cse13 .cse2 .cse14 .cse5 .cse15 .cse7 .cse8) (and .cse11 .cse12 .cse13 .cse14 .cse5 .cse10 .cse15 .cse7 .cse8)))) [2020-11-28 02:58:15,807 INFO L270 CegarLoopResult]: At program point L969-4(lines 954 972) the Hoare annotation is: false [2020-11-28 02:58:15,807 INFO L270 CegarLoopResult]: At program point L969-5(lines 954 972) the Hoare annotation is: false [2020-11-28 02:58:15,807 INFO L270 CegarLoopResult]: At program point L969-6(lines 954 972) the Hoare annotation is: false [2020-11-28 02:58:15,808 INFO L270 CegarLoopResult]: At program point L969-7(lines 954 972) the Hoare annotation is: false [2020-11-28 02:58:15,808 INFO L270 CegarLoopResult]: At program point L969-8(lines 954 972) the Hoare annotation is: false [2020-11-28 02:58:15,808 INFO L270 CegarLoopResult]: At program point L969-9(lines 954 972) the Hoare annotation is: false [2020-11-28 02:58:15,808 INFO L270 CegarLoopResult]: At program point L969-10(lines 954 972) the Hoare annotation is: false [2020-11-28 02:58:15,808 INFO L270 CegarLoopResult]: At program point L969-11(lines 954 972) the Hoare annotation is: false [2020-11-28 02:58:15,808 INFO L270 CegarLoopResult]: At program point L905(lines 898 908) the Hoare annotation is: (let ((.cse0 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0))) (.cse1 (<= ~waterLevel~0 1)) (.cse2 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse4 (not (= ~pumpRunning~0 0))) (.cse5 (= 1 ~systemActive~0)) (.cse6 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 (= ~methaneLevelCritical~0 1) .cse3 .cse4 .cse5 .cse6 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse6))) [2020-11-28 02:58:15,808 INFO L270 CegarLoopResult]: At program point L905-1(lines 898 908) the Hoare annotation is: false [2020-11-28 02:58:15,808 INFO L274 CegarLoopResult]: For program point L839(lines 839 847) no Hoare annotation was computed. [2020-11-28 02:58:15,808 INFO L270 CegarLoopResult]: At program point L905-2(lines 898 908) the Hoare annotation is: false [2020-11-28 02:58:15,808 INFO L274 CegarLoopResult]: For program point L839-1(lines 839 847) no Hoare annotation was computed. [2020-11-28 02:58:15,808 INFO L274 CegarLoopResult]: For program point L839-2(lines 839 847) no Hoare annotation was computed. [2020-11-28 02:58:15,809 INFO L274 CegarLoopResult]: For program point L839-3(lines 839 847) no Hoare annotation was computed. [2020-11-28 02:58:15,809 INFO L274 CegarLoopResult]: For program point L839-4(lines 839 847) no Hoare annotation was computed. [2020-11-28 02:58:15,809 INFO L274 CegarLoopResult]: For program point L839-5(lines 839 847) no Hoare annotation was computed. [2020-11-28 02:58:15,809 INFO L274 CegarLoopResult]: For program point L80(lines 80 84) no Hoare annotation was computed. [2020-11-28 02:58:15,809 INFO L274 CegarLoopResult]: For program point L741(lines 741 754) no Hoare annotation was computed. [2020-11-28 02:58:15,809 INFO L274 CegarLoopResult]: For program point L280(lines 280 293) no Hoare annotation was computed. [2020-11-28 02:58:15,809 INFO L270 CegarLoopResult]: At program point L280-1(lines 1 999) the Hoare annotation is: (let ((.cse12 (= ~pumpRunning~0 0))) (let ((.cse7 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse8 (<= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0 1)) (.cse1 (<= ~waterLevel~0 1)) (.cse13 (= ~methaneLevelCritical~0 1)) (.cse14 (<= 1 ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~1)) (.cse15 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse0 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0))) (.cse2 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse5 (= 1 ~systemActive~0)) (.cse17 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6 0))) (.cse10 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse11 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse16 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse4 (not .cse12)) (.cse6 (= ~methaneLevelCritical~0 0)) (.cse9 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~1 0)) (.cse18 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11) (and .cse1 .cse6 .cse7 .cse5 .cse8 .cse9 .cse10 .cse12 .cse11) (and .cse0 .cse1 .cse2 .cse13 .cse3 .cse4 .cse5 .cse14 .cse11 .cse15) (and .cse1 .cse13 .cse5 .cse12 .cse14 .cse11 .cse15) (and .cse0 .cse2 .cse13 .cse16 .cse3 .cse4 .cse5 .cse17 .cse14 .cse11 .cse15 .cse18) (and (= ~waterLevel~0 1) .cse5 .cse6 .cse12 .cse11) (and .cse0 .cse2 .cse3 .cse5 .cse17 (<= 2 ~waterLevel~0) .cse10 .cse11 .cse16 .cse4 .cse6 .cse9 .cse18)))) [2020-11-28 02:58:15,809 INFO L270 CegarLoopResult]: At program point L214(lines 210 216) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-11-28 02:58:15,809 INFO L274 CegarLoopResult]: For program point L280-2(lines 280 293) no Hoare annotation was computed. [2020-11-28 02:58:15,810 INFO L270 CegarLoopResult]: At program point L280-3(lines 1 999) the Hoare annotation is: false [2020-11-28 02:58:15,810 INFO L270 CegarLoopResult]: At program point L148(lines 143 151) the Hoare annotation is: (let ((.cse0 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0))) (.cse1 (<= ~waterLevel~0 1)) (.cse2 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse4 (not (= ~pumpRunning~0 0))) (.cse5 (= 1 ~systemActive~0)) (.cse6 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 (= ~methaneLevelCritical~0 1) .cse3 .cse4 .cse5 .cse6 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse6))) [2020-11-28 02:58:15,810 INFO L274 CegarLoopResult]: For program point L280-4(lines 280 293) no Hoare annotation was computed. [2020-11-28 02:58:15,810 INFO L270 CegarLoopResult]: At program point L148-1(lines 143 151) the Hoare annotation is: false [2020-11-28 02:58:15,810 INFO L270 CegarLoopResult]: At program point L280-5(lines 1 999) the Hoare annotation is: false [2020-11-28 02:58:15,810 INFO L270 CegarLoopResult]: At program point L148-2(lines 143 151) the Hoare annotation is: false [2020-11-28 02:58:15,810 INFO L270 CegarLoopResult]: At program point L148-3(lines 143 151) the Hoare annotation is: false [2020-11-28 02:58:15,810 INFO L270 CegarLoopResult]: At program point L148-4(lines 143 151) the Hoare annotation is: false [2020-11-28 02:58:15,810 INFO L270 CegarLoopResult]: At program point L148-5(lines 143 151) the Hoare annotation is: false [2020-11-28 02:58:15,810 INFO L274 CegarLoopResult]: For program point L809(lines 809 826) no Hoare annotation was computed. [2020-11-28 02:58:15,811 INFO L274 CegarLoopResult]: For program point L809-1(lines 809 826) no Hoare annotation was computed. [2020-11-28 02:58:15,811 INFO L274 CegarLoopResult]: For program point L809-2(lines 809 826) no Hoare annotation was computed. [2020-11-28 02:58:15,811 INFO L274 CegarLoopResult]: For program point L809-3(lines 809 826) no Hoare annotation was computed. [2020-11-28 02:58:15,811 INFO L274 CegarLoopResult]: For program point L809-4(lines 809 826) no Hoare annotation was computed. [2020-11-28 02:58:15,813 INFO L274 CegarLoopResult]: For program point L809-5(lines 809 826) no Hoare annotation was computed. [2020-11-28 02:58:15,813 INFO L274 CegarLoopResult]: For program point L809-6(lines 809 826) no Hoare annotation was computed. [2020-11-28 02:58:15,813 INFO L274 CegarLoopResult]: For program point L809-7(lines 809 826) no Hoare annotation was computed. [2020-11-28 02:58:15,813 INFO L274 CegarLoopResult]: For program point L809-8(lines 809 826) no Hoare annotation was computed. [2020-11-28 02:58:15,814 INFO L274 CegarLoopResult]: For program point L809-9(lines 809 826) no Hoare annotation was computed. [2020-11-28 02:58:15,814 INFO L274 CegarLoopResult]: For program point L809-10(lines 809 826) no Hoare annotation was computed. [2020-11-28 02:58:15,814 INFO L274 CegarLoopResult]: For program point L809-11(lines 809 826) no Hoare annotation was computed. [2020-11-28 02:58:15,814 INFO L270 CegarLoopResult]: At program point L777(lines 776 795) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0))) (let ((.cse5 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0))) (.cse6 (<= ~waterLevel~0 1)) (.cse7 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse0 (= ~methaneLevelCritical~0 1)) (.cse8 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse9 (not .cse2)) (.cse10 (= ~methaneLevelCritical~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse6 .cse7 .cse8 .cse9 .cse1 .cse10 .cse3) (and .cse5 .cse6 .cse7 .cse0 .cse8 .cse9 .cse1 .cse3) (and .cse10 .cse1 .cse2 .cse3 .cse4)))) [2020-11-28 02:58:15,814 INFO L274 CegarLoopResult]: For program point L777-1(lines 777 783) no Hoare annotation was computed. [2020-11-28 02:58:15,814 INFO L270 CegarLoopResult]: At program point L777-2(lines 776 795) the Hoare annotation is: false [2020-11-28 02:58:15,815 INFO L270 CegarLoopResult]: At program point L777-3(lines 776 795) the Hoare annotation is: false [2020-11-28 02:58:15,815 INFO L274 CegarLoopResult]: For program point L712(lines 711 758) no Hoare annotation was computed. [2020-11-28 02:58:15,815 INFO L277 CegarLoopResult]: At program point L250(lines 231 253) the Hoare annotation is: true [2020-11-28 02:58:15,815 INFO L274 CegarLoopResult]: For program point L713(lines 713 717) no Hoare annotation was computed. [2020-11-28 02:58:15,815 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-28 02:58:15,815 INFO L274 CegarLoopResult]: For program point L284(lines 284 290) no Hoare annotation was computed. [2020-11-28 02:58:15,815 INFO L274 CegarLoopResult]: For program point L284-2(lines 284 290) no Hoare annotation was computed. [2020-11-28 02:58:15,816 INFO L274 CegarLoopResult]: For program point L284-4(lines 284 290) no Hoare annotation was computed. [2020-11-28 02:58:15,816 INFO L274 CegarLoopResult]: For program point L813(lines 813 821) no Hoare annotation was computed. [2020-11-28 02:58:15,816 INFO L274 CegarLoopResult]: For program point L813-1(lines 813 821) no Hoare annotation was computed. [2020-11-28 02:58:15,816 INFO L274 CegarLoopResult]: For program point L813-2(lines 813 821) no Hoare annotation was computed. [2020-11-28 02:58:15,816 INFO L274 CegarLoopResult]: For program point L813-3(lines 813 821) no Hoare annotation was computed. [2020-11-28 02:58:15,816 INFO L274 CegarLoopResult]: For program point L813-4(lines 813 821) no Hoare annotation was computed. [2020-11-28 02:58:15,816 INFO L274 CegarLoopResult]: For program point L813-5(lines 813 821) no Hoare annotation was computed. [2020-11-28 02:58:15,816 INFO L274 CegarLoopResult]: For program point L813-6(lines 813 821) no Hoare annotation was computed. [2020-11-28 02:58:15,817 INFO L274 CegarLoopResult]: For program point L813-7(lines 813 821) no Hoare annotation was computed. [2020-11-28 02:58:15,817 INFO L274 CegarLoopResult]: For program point L813-8(lines 813 821) no Hoare annotation was computed. [2020-11-28 02:58:15,817 INFO L274 CegarLoopResult]: For program point L813-9(lines 813 821) no Hoare annotation was computed. [2020-11-28 02:58:15,817 INFO L274 CegarLoopResult]: For program point L813-10(lines 813 821) no Hoare annotation was computed. [2020-11-28 02:58:15,817 INFO L274 CegarLoopResult]: For program point L813-11(lines 813 821) no Hoare annotation was computed. [2020-11-28 02:58:15,817 INFO L270 CegarLoopResult]: At program point L914(lines 909 917) the Hoare annotation is: (and (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0)) (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0) (= 1 ~systemActive~0) (not (= |ULTIMATE.start_isPumpRunning_#res| 0)) (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6 0)) (<= 2 ~waterLevel~0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (not (= ~pumpRunning~0 0)) (= ~methaneLevelCritical~0 0) (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~1 0) (<= ~waterLevel~0 2)) [2020-11-28 02:58:15,817 INFO L270 CegarLoopResult]: At program point L914-1(lines 909 917) the Hoare annotation is: false [2020-11-28 02:58:15,818 INFO L270 CegarLoopResult]: At program point L914-2(lines 909 917) the Hoare annotation is: false [2020-11-28 02:58:15,818 INFO L274 CegarLoopResult]: For program point L749(lines 749 753) no Hoare annotation was computed. [2020-11-28 02:58:15,818 INFO L270 CegarLoopResult]: At program point L749-2(lines 777 783) the Hoare annotation is: (let ((.cse0 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0))) (.cse1 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse2 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse7 (= ~methaneLevelCritical~0 1)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse3 (= 1 ~systemActive~0)) (.cse8 (= ~pumpRunning~0 0)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse6 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse7 .cse2 .cse3 .cse5 .cse6) (and .cse7 .cse3 .cse8 .cse5 .cse6) (and .cse4 .cse3 .cse8 .cse5 .cse6))) [2020-11-28 02:58:15,818 INFO L274 CegarLoopResult]: For program point L56(lines 56 60) no Hoare annotation was computed. [2020-11-28 02:58:15,818 INFO L274 CegarLoopResult]: For program point L56-3(lines 56 60) no Hoare annotation was computed. [2020-11-28 02:58:15,818 INFO L274 CegarLoopResult]: For program point L56-6(lines 56 60) no Hoare annotation was computed. [2020-11-28 02:58:15,818 INFO L270 CegarLoopResult]: At program point L321(lines 1 999) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-11-28 02:58:15,819 INFO L274 CegarLoopResult]: For program point L982(lines 982 986) no Hoare annotation was computed. [2020-11-28 02:58:15,819 INFO L274 CegarLoopResult]: For program point L982-2(lines 982 986) no Hoare annotation was computed. [2020-11-28 02:58:15,819 INFO L274 CegarLoopResult]: For program point L982-3(lines 982 986) no Hoare annotation was computed. [2020-11-28 02:58:15,819 INFO L274 CegarLoopResult]: For program point L982-5(lines 982 986) no Hoare annotation was computed. [2020-11-28 02:58:15,819 INFO L270 CegarLoopResult]: At program point L784(lines 784 790) the Hoare annotation is: (let ((.cse3 (= ~pumpRunning~0 0))) (let ((.cse7 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse11 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6 0))) (.cse12 (<= 2 ~waterLevel~0)) (.cse13 (<= ~waterLevel~0 2)) (.cse10 (= ~methaneLevelCritical~0 0)) (.cse5 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0))) (.cse6 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse0 (<= ~waterLevel~0 1)) (.cse1 (= ~methaneLevelCritical~0 1)) (.cse8 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse9 (not .cse3)) (.cse2 (= 1 ~systemActive~0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse6 .cse7 .cse8 .cse9 .cse2 .cse10 .cse11 .cse12 .cse4 .cse13) (and .cse5 .cse6 .cse1 .cse7 .cse8 .cse9 .cse2 .cse11 .cse12 .cse4 .cse13) (and .cse0 .cse2 .cse10 .cse3 .cse4) (and .cse5 .cse0 .cse6 .cse8 .cse9 .cse10 .cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse4) (and .cse5 .cse6 .cse0 .cse1 .cse8 .cse9 .cse2 .cse4 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|))))) [2020-11-28 02:58:15,819 INFO L274 CegarLoopResult]: For program point L982-6(lines 982 986) no Hoare annotation was computed. [2020-11-28 02:58:15,820 INFO L270 CegarLoopResult]: At program point L784-1(lines 784 790) the Hoare annotation is: false [2020-11-28 02:58:15,820 INFO L274 CegarLoopResult]: For program point L982-8(lines 982 986) no Hoare annotation was computed. [2020-11-28 02:58:15,820 INFO L270 CegarLoopResult]: At program point L784-2(lines 784 790) the Hoare annotation is: false [2020-11-28 02:58:15,820 INFO L274 CegarLoopResult]: For program point L982-9(lines 982 986) no Hoare annotation was computed. [2020-11-28 02:58:15,820 INFO L274 CegarLoopResult]: For program point L982-11(lines 982 986) no Hoare annotation was computed. [2020-11-28 02:58:15,820 INFO L274 CegarLoopResult]: For program point L982-12(lines 982 986) no Hoare annotation was computed. [2020-11-28 02:58:15,820 INFO L274 CegarLoopResult]: For program point L982-14(lines 982 986) no Hoare annotation was computed. [2020-11-28 02:58:15,820 INFO L274 CegarLoopResult]: For program point L982-15(lines 982 986) no Hoare annotation was computed. [2020-11-28 02:58:15,820 INFO L274 CegarLoopResult]: For program point L982-17(lines 982 986) no Hoare annotation was computed. [2020-11-28 02:58:15,821 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-28 02:58:15,821 INFO L270 CegarLoopResult]: At program point L125(lines 120 128) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 1)) (.cse2 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse8 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0))) (.cse9 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse10 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse3 (= 1 ~systemActive~0)) (.cse5 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse7 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse6 (= ~pumpRunning~0 0)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse4 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~1 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse8 .cse0 .cse9 .cse10 .cse1 .cse2 .cse3 .cse4 .cse5 .cse7) (and .cse8 .cse9 .cse10 .cse3 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6 0)) (<= 2 ~waterLevel~0) .cse5 .cse7 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (not .cse6) .cse1 .cse4 (<= ~waterLevel~0 2)))) [2020-11-28 02:58:15,821 INFO L270 CegarLoopResult]: At program point L125-1(lines 120 128) the Hoare annotation is: false [2020-11-28 02:58:15,821 INFO L270 CegarLoopResult]: At program point L125-2(lines 120 128) the Hoare annotation is: false [2020-11-28 02:58:15,821 INFO L270 CegarLoopResult]: At program point L93(lines 88 96) the Hoare annotation is: (let ((.cse0 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0))) (.cse1 (<= ~waterLevel~0 1)) (.cse2 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse4 (not (= ~pumpRunning~0 0))) (.cse5 (= 1 ~systemActive~0)) (.cse6 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 (= ~methaneLevelCritical~0 1) .cse3 .cse4 .cse5 .cse6 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse6))) [2020-11-28 02:58:15,822 INFO L270 CegarLoopResult]: At program point L93-1(lines 88 96) the Hoare annotation is: (let ((.cse3 (= ~pumpRunning~0 0))) (let ((.cse0 (<= ~waterLevel~0 1)) (.cse6 (= ~methaneLevelCritical~0 0)) (.cse7 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse8 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0))) (.cse9 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse1 (= ~methaneLevelCritical~0 1)) (.cse12 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse10 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse11 (not .cse3)) (.cse2 (= 1 ~systemActive~0)) (.cse13 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6 0))) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse14 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse2 .cse6 .cse7 .cse3 .cse4) (and .cse8 .cse9 .cse0 .cse1 .cse10 .cse11 .cse2 .cse4 .cse5) (and .cse8 .cse9 .cse12 .cse10 .cse11 .cse2 .cse6 .cse13 .cse7 .cse4 .cse14) (and .cse8 .cse0 .cse9 .cse10 .cse11 .cse2 .cse6 .cse7 .cse4) (and .cse8 .cse9 .cse1 .cse12 .cse10 .cse11 .cse2 .cse13 .cse4 .cse5 .cse14)))) [2020-11-28 02:58:15,822 INFO L270 CegarLoopResult]: At program point L93-2(lines 88 96) the Hoare annotation is: false [2020-11-28 02:58:15,822 INFO L270 CegarLoopResult]: At program point L93-3(lines 88 96) the Hoare annotation is: false [2020-11-28 02:58:15,822 INFO L270 CegarLoopResult]: At program point L93-4(lines 88 96) the Hoare annotation is: false [2020-11-28 02:58:15,822 INFO L270 CegarLoopResult]: At program point L93-5(lines 88 96) the Hoare annotation is: false [2020-11-28 02:58:15,822 INFO L274 CegarLoopResult]: For program point L721(lines 721 727) no Hoare annotation was computed. [2020-11-28 02:58:15,823 INFO L270 CegarLoopResult]: At program point L721-1(lines 721 727) the Hoare annotation is: (let ((.cse12 (= ~pumpRunning~0 0))) (let ((.cse6 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse7 (<= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0 1)) (.cse8 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~1 0)) (.cse9 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse13 (<= 2 ~waterLevel~0)) (.cse14 (= ~waterLevel~0 1)) (.cse5 (= ~methaneLevelCritical~0 0)) (.cse0 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0))) (.cse1 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse15 (= ~methaneLevelCritical~0 1)) (.cse2 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse3 (not .cse12)) (.cse4 (= 1 ~systemActive~0)) (.cse16 (<= 1 ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~1)) (.cse10 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse17 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse11 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11) (and (<= ~waterLevel~0 1) .cse5 .cse6 .cse4 .cse7 .cse8 .cse9 .cse12 .cse10) (and .cse0 .cse1 .cse4 .cse5 .cse8 .cse9 (or (and .cse2 .cse13 .cse10) (and .cse14 .cse2 .cse10)) .cse11) (and .cse5 .cse4 .cse13 .cse12 .cse10 .cse11) (and .cse14 .cse4 .cse5 .cse12 .cse10) (and .cse15 .cse4 .cse12 .cse16 .cse10 .cse17 .cse11) (and .cse0 .cse1 .cse15 .cse2 .cse3 .cse4 .cse16 .cse10 .cse17 .cse11)))) [2020-11-28 02:58:15,823 INFO L274 CegarLoopResult]: For program point L259(line 259) no Hoare annotation was computed. [2020-11-28 02:58:15,823 INFO L274 CegarLoopResult]: For program point L259-1(line 259) no Hoare annotation was computed. [2020-11-28 02:58:15,823 INFO L274 CegarLoopResult]: For program point L259-2(line 259) no Hoare annotation was computed. [2020-11-28 02:58:15,823 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-28 02:58:15,823 INFO L270 CegarLoopResult]: At program point L988(lines 973 991) the Hoare annotation is: (let ((.cse0 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0))) (.cse1 (<= ~waterLevel~0 1)) (.cse2 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse4 (not (= ~pumpRunning~0 0))) (.cse5 (= 1 ~systemActive~0)) (.cse6 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 (= ~methaneLevelCritical~0 1) .cse3 .cse4 .cse5 .cse6 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse6))) [2020-11-28 02:58:15,824 INFO L270 CegarLoopResult]: At program point L988-1(lines 973 991) the Hoare annotation is: false [2020-11-28 02:58:15,824 INFO L270 CegarLoopResult]: At program point L988-2(lines 973 991) the Hoare annotation is: false [2020-11-28 02:58:15,824 INFO L270 CegarLoopResult]: At program point L988-3(lines 973 991) the Hoare annotation is: false [2020-11-28 02:58:15,824 INFO L270 CegarLoopResult]: At program point L988-4(lines 973 991) the Hoare annotation is: false [2020-11-28 02:58:15,824 INFO L270 CegarLoopResult]: At program point L988-5(lines 973 991) the Hoare annotation is: false [2020-11-28 02:58:15,824 INFO L270 CegarLoopResult]: At program point L329(lines 324 332) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-11-28 02:58:15,824 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-28 02:58:15,825 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-28 02:58:15,825 INFO L270 CegarLoopResult]: At program point L759(lines 710 760) the Hoare annotation is: false [2020-11-28 02:58:15,825 INFO L270 CegarLoopResult]: At program point L165-2(lines 165 179) the Hoare annotation is: false [2020-11-28 02:58:15,825 INFO L274 CegarLoopResult]: For program point L166(line 166) no Hoare annotation was computed. [2020-11-28 02:58:15,825 INFO L274 CegarLoopResult]: For program point L133(lines 133 139) no Hoare annotation was computed. [2020-11-28 02:58:15,825 INFO L274 CegarLoopResult]: For program point L133-1(lines 133 139) no Hoare annotation was computed. [2020-11-28 02:58:15,825 INFO L274 CegarLoopResult]: For program point L133-2(lines 133 139) no Hoare annotation was computed. [2020-11-28 02:58:15,825 INFO L274 CegarLoopResult]: For program point L133-3(lines 133 139) no Hoare annotation was computed. [2020-11-28 02:58:15,826 INFO L274 CegarLoopResult]: For program point L133-4(lines 133 139) no Hoare annotation was computed. [2020-11-28 02:58:15,826 INFO L274 CegarLoopResult]: For program point L133-5(lines 133 139) no Hoare annotation was computed. [2020-11-28 02:58:15,826 INFO L274 CegarLoopResult]: For program point L133-6(lines 133 139) no Hoare annotation was computed. [2020-11-28 02:58:15,826 INFO L274 CegarLoopResult]: For program point L133-7(lines 133 139) no Hoare annotation was computed. [2020-11-28 02:58:15,826 INFO L274 CegarLoopResult]: For program point L133-8(lines 133 139) no Hoare annotation was computed. [2020-11-28 02:58:15,826 INFO L274 CegarLoopResult]: For program point L133-9(lines 133 139) no Hoare annotation was computed. [2020-11-28 02:58:15,826 INFO L274 CegarLoopResult]: For program point L133-10(lines 133 139) no Hoare annotation was computed. [2020-11-28 02:58:15,826 INFO L274 CegarLoopResult]: For program point L133-11(lines 133 139) no Hoare annotation was computed. [2020-11-28 02:58:15,827 INFO L274 CegarLoopResult]: For program point L68(lines 68 72) no Hoare annotation was computed. [2020-11-28 02:58:15,864 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 02:58:15 BoogieIcfgContainer [2020-11-28 02:58:15,864 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-28 02:58:15,865 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-28 02:58:15,865 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-28 02:58:15,865 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-28 02:58:15,866 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:58:00" (3/4) ... [2020-11-28 02:58:15,869 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-28 02:58:15,893 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-11-28 02:58:15,895 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-11-28 02:58:15,897 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-11-28 02:58:15,899 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-11-28 02:58:15,901 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-11-28 02:58:15,902 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-28 02:58:15,904 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-28 02:58:15,929 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && \result <= 1) && tmp___0 <= 1) && tmp == 0) && \result == 0) && splverifierCounter == 0) || ((((((((waterLevel <= 1 && methaneLevelCritical == 0) && \result <= 1) && 1 == systemActive) && tmp___0 <= 1) && tmp == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && 1 <= tmp) && splverifierCounter == 0) && 1 <= \result)) || ((((((waterLevel <= 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && 1 <= tmp) && splverifierCounter == 0) && 1 <= \result)) || (((((((((((!(tmp___0 == 0) && !(\result == 0)) && methaneLevelCritical == 1) && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && !(tmp == 0)) && 1 <= tmp) && splverifierCounter == 0) && 1 <= \result) && waterLevel <= 2)) || ((((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((((((!(tmp___0 == 0) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && !(tmp == 0)) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && \result == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 2) [2020-11-28 02:58:15,929 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((!(tmp___0 == 0) && !(\result == 0)) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && \result <= 1) && tmp___0 <= 1) && tmp == 0) && \result == 0) && splverifierCounter == 0) && waterLevel <= 2) || ((((((((waterLevel <= 1 && methaneLevelCritical == 0) && \result <= 1) && 1 == systemActive) && tmp___0 <= 1) && tmp == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((((!(tmp___0 == 0) && !(\result == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && tmp == 0) && \result == 0) && (((tmp == 0 && 2 <= waterLevel) && splverifierCounter == 0) || ((waterLevel == 1 && tmp == 0) && splverifierCounter == 0))) && waterLevel <= 2)) || (((((methaneLevelCritical == 0 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || ((((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && 1 <= tmp) && splverifierCounter == 0) && 1 <= \result) && waterLevel <= 2)) || (((((((((!(tmp___0 == 0) && !(\result == 0)) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && 1 <= tmp) && splverifierCounter == 0) && 1 <= \result) && waterLevel <= 2) [2020-11-28 02:58:15,930 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((!(tmp___0 == 0) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && splverifierCounter == 0) && waterLevel <= 2) || ((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || ((((((!(tmp___0 == 0) && !(\result == 0)) && methaneLevelCritical == 1) && tmp == 0) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2)) || ((((methaneLevelCritical == 0 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) [2020-11-28 02:58:15,931 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((!(tmp___0 == 0) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && splverifierCounter == 0) && waterLevel <= 2) || ((((((!(tmp___0 == 0) && !(\result == 0)) && methaneLevelCritical == 1) && tmp == 0) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2)) || ((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || ((((methaneLevelCritical == 0 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) [2020-11-28 02:58:15,931 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || (((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && splverifierCounter == 0)) || (((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0)) || ((((methaneLevelCritical == 0 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) [2020-11-28 02:58:15,931 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((waterLevel <= 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || ((((((((((!(tmp___0 == 0) && !(\result == 0)) && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && !(tmp == 0)) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2)) || ((((((((((!(tmp___0 == 0) && !(\result == 0)) && methaneLevelCritical == 1) && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && !(tmp == 0)) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2)) || ((((waterLevel <= 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && tmp == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && splverifierCounter == 0)) || ((((((((!(tmp___0 == 0) && !(\result == 0)) && waterLevel <= 1) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) && 1 <= \result) [2020-11-28 02:58:15,933 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((waterLevel <= 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result) || (((((waterLevel <= 1 && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((!(tmp___0 == 0) && !(\result == 0)) && waterLevel <= 1) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) && 1 <= \result)) || ((((((((((!(tmp___0 == 0) && !(\result == 0)) && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && !(tmp == 0)) && \result == 0) && splverifierCounter == 0) && waterLevel <= 2)) || ((((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0)) || ((((((((((!(tmp___0 == 0) && !(\result == 0)) && methaneLevelCritical == 1) && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && !(tmp == 0)) && splverifierCounter == 0) && 1 <= \result) && waterLevel <= 2) [2020-11-28 02:58:15,933 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) && 1 <= \result) || ((((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) [2020-11-28 02:58:15,934 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) && 1 <= \result) || ((((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) [2020-11-28 02:58:15,935 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((waterLevel <= 1 && methaneLevelCritical == 0) && \result <= 1) && 1 == systemActive) && tmp == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) || (((((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && tmp == 0) && methaneLevelCritical == 0) && \result <= 1) && 1 == systemActive) && tmp == 0) && \result == 0) && splverifierCounter == 0)) || ((((((((((((!(tmp___0 == 0) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && !(tmp == 0)) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && \result == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 2) [2020-11-28 02:58:15,935 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((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 && methaneLevelCritical == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || (((((!(\result == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) [2020-11-28 02:58:15,937 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((!(tmp___0 == 0) && !(\result == 0)) && methaneLevelCritical == 1) && \result == 0) && tmp == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || (((((((((!(tmp___0 == 0) && !(\result == 0)) && \result == 0) && tmp == 0) && methaneLevelCritical == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || ((((((((!(\result == 0) && waterLevel <= 1) && !(tmp == 0)) && methaneLevelCritical == 1) && tmp___0 == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((!(\result == 0) && waterLevel <= 1) && !(tmp == 0)) && tmp___0 == 0) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) [2020-11-28 02:58:15,937 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((!(tmp___0 == 0) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && !(\result == 0)) && !(tmp == 0)) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && \result == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 2 [2020-11-28 02:58:15,938 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) && 1 <= \result) || ((((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) [2020-11-28 02:58:15,939 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) && 1 <= \result) || ((((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) [2020-11-28 02:58:16,029 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_63044b4d-ff36-48fb-974a-8d4a239432ba/bin/uautomizer/witness.graphml [2020-11-28 02:58:16,029 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-28 02:58:16,030 INFO L168 Benchmark]: Toolchain (without parser) took 18448.83 ms. Allocated memory was 81.8 MB in the beginning and 283.1 MB in the end (delta: 201.3 MB). Free memory was 49.7 MB in the beginning and 101.4 MB in the end (delta: -51.7 MB). Peak memory consumption was 149.3 MB. Max. memory is 16.1 GB. [2020-11-28 02:58:16,031 INFO L168 Benchmark]: CDTParser took 0.38 ms. Allocated memory is still 81.8 MB. Free memory was 54.1 MB in the beginning and 54.1 MB in the end (delta: 29.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 02:58:16,031 INFO L168 Benchmark]: CACSL2BoogieTranslator took 715.22 ms. Allocated memory was 81.8 MB in the beginning and 107.0 MB in the end (delta: 25.2 MB). Free memory was 49.5 MB in the beginning and 72.8 MB in the end (delta: -23.3 MB). Peak memory consumption was 10.2 MB. Max. memory is 16.1 GB. [2020-11-28 02:58:16,031 INFO L168 Benchmark]: Boogie Procedure Inliner took 113.58 ms. Allocated memory is still 107.0 MB. Free memory was 72.8 MB in the beginning and 67.7 MB in the end (delta: 5.1 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-11-28 02:58:16,032 INFO L168 Benchmark]: Boogie Preprocessor took 87.44 ms. Allocated memory is still 107.0 MB. Free memory was 67.7 MB in the beginning and 63.9 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-28 02:58:16,032 INFO L168 Benchmark]: RCFGBuilder took 1686.18 ms. Allocated memory was 107.0 MB in the beginning and 132.1 MB in the end (delta: 25.2 MB). Free memory was 63.9 MB in the beginning and 100.7 MB in the end (delta: -36.8 MB). Peak memory consumption was 24.4 MB. Max. memory is 16.1 GB. [2020-11-28 02:58:16,033 INFO L168 Benchmark]: TraceAbstraction took 15675.41 ms. Allocated memory was 132.1 MB in the beginning and 283.1 MB in the end (delta: 151.0 MB). Free memory was 99.9 MB in the beginning and 118.2 MB in the end (delta: -18.2 MB). Peak memory consumption was 165.2 MB. Max. memory is 16.1 GB. [2020-11-28 02:58:16,033 INFO L168 Benchmark]: Witness Printer took 164.48 ms. Allocated memory is still 283.1 MB. Free memory was 118.2 MB in the beginning and 101.4 MB in the end (delta: 16.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2020-11-28 02:58:16,035 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 ms. Allocated memory is still 81.8 MB. Free memory was 54.1 MB in the beginning and 54.1 MB in the end (delta: 29.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 715.22 ms. Allocated memory was 81.8 MB in the beginning and 107.0 MB in the end (delta: 25.2 MB). Free memory was 49.5 MB in the beginning and 72.8 MB in the end (delta: -23.3 MB). Peak memory consumption was 10.2 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 113.58 ms. Allocated memory is still 107.0 MB. Free memory was 72.8 MB in the beginning and 67.7 MB in the end (delta: 5.1 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 87.44 ms. Allocated memory is still 107.0 MB. Free memory was 67.7 MB in the beginning and 63.9 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1686.18 ms. Allocated memory was 107.0 MB in the beginning and 132.1 MB in the end (delta: 25.2 MB). Free memory was 63.9 MB in the beginning and 100.7 MB in the end (delta: -36.8 MB). Peak memory consumption was 24.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 15675.41 ms. Allocated memory was 132.1 MB in the beginning and 283.1 MB in the end (delta: 151.0 MB). Free memory was 99.9 MB in the beginning and 118.2 MB in the end (delta: -18.2 MB). Peak memory consumption was 165.2 MB. Max. memory is 16.1 GB. * Witness Printer took 164.48 ms. Allocated memory is still 283.1 MB. Free memory was 118.2 MB in the beginning and 101.4 MB in the end (delta: 16.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 241]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 777]: Loop Invariant Derived loop invariant: ((((((((!(tmp___0 == 0) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && splverifierCounter == 0) && waterLevel <= 2) || ((((((!(tmp___0 == 0) && !(\result == 0)) && methaneLevelCritical == 1) && tmp == 0) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2)) || ((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || ((((methaneLevelCritical == 0 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 324]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 909]: Loop Invariant Derived loop invariant: ((((((((((((!(tmp___0 == 0) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && !(\result == 0)) && !(tmp == 0)) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && \result == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 2 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 909]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: (((((((((((!(tmp___0 == 0) && !(\result == 0)) && methaneLevelCritical == 1) && \result == 0) && tmp == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || (((((((((!(tmp___0 == 0) && !(\result == 0)) && \result == 0) && tmp == 0) && methaneLevelCritical == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || ((((((((!(\result == 0) && waterLevel <= 1) && !(tmp == 0)) && methaneLevelCritical == 1) && tmp___0 == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((!(\result == 0) && waterLevel <= 1) && !(tmp == 0)) && tmp___0 == 0) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 909]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 731]: Loop Invariant Derived loop invariant: ((((((((!(tmp___0 == 0) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && splverifierCounter == 0) && waterLevel <= 2) || ((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || ((((((!(tmp___0 == 0) && !(\result == 0)) && methaneLevelCritical == 1) && tmp == 0) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2)) || ((((methaneLevelCritical == 0 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) - InvariantResult [Line: 973]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 120]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 973]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 120]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 973]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 120]: Loop Invariant Derived loop invariant: ((((((((waterLevel <= 1 && methaneLevelCritical == 0) && \result <= 1) && 1 == systemActive) && tmp == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) || (((((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && tmp == 0) && methaneLevelCritical == 0) && \result <= 1) && 1 == systemActive) && tmp == 0) && \result == 0) && splverifierCounter == 0)) || ((((((((((((!(tmp___0 == 0) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && !(tmp == 0)) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && \result == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 2) - InvariantResult [Line: 973]: Loop Invariant Derived loop invariant: ((((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) && 1 <= \result) || ((((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) - InvariantResult [Line: 973]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 721]: Loop Invariant Derived loop invariant: ((((((((((((((((!(tmp___0 == 0) && !(\result == 0)) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && \result <= 1) && tmp___0 <= 1) && tmp == 0) && \result == 0) && splverifierCounter == 0) && waterLevel <= 2) || ((((((((waterLevel <= 1 && methaneLevelCritical == 0) && \result <= 1) && 1 == systemActive) && tmp___0 <= 1) && tmp == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((((!(tmp___0 == 0) && !(\result == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && tmp == 0) && \result == 0) && (((tmp == 0 && 2 <= waterLevel) && splverifierCounter == 0) || ((waterLevel == 1 && tmp == 0) && splverifierCounter == 0))) && waterLevel <= 2)) || (((((methaneLevelCritical == 0 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || ((((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && 1 <= tmp) && splverifierCounter == 0) && 1 <= \result) && waterLevel <= 2)) || (((((((((!(tmp___0 == 0) && !(\result == 0)) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && 1 <= tmp) && splverifierCounter == 0) && 1 <= \result) && waterLevel <= 2) - InvariantResult [Line: 165]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 973]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 231]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 88]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 784]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 88]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 88]: Loop Invariant Derived loop invariant: (((((((((waterLevel <= 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result) || (((((waterLevel <= 1 && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((!(tmp___0 == 0) && !(\result == 0)) && waterLevel <= 1) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) && 1 <= \result)) || ((((((((((!(tmp___0 == 0) && !(\result == 0)) && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && !(tmp == 0)) && \result == 0) && splverifierCounter == 0) && waterLevel <= 2)) || ((((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0)) || ((((((((((!(tmp___0 == 0) && !(\result == 0)) && methaneLevelCritical == 1) && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && !(tmp == 0)) && splverifierCounter == 0) && 1 <= \result) && waterLevel <= 2) - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 88]: Loop Invariant Derived loop invariant: ((((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) && 1 <= \result) || ((((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: ((((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) && 1 <= \result) || ((((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) - InvariantResult [Line: 776]: Loop Invariant Derived loop invariant: ((((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || (((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && splverifierCounter == 0)) || (((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0)) || ((((methaneLevelCritical == 0 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) - InvariantResult [Line: 898]: Loop Invariant Derived loop invariant: ((((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) && 1 <= \result) || ((((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) - InvariantResult [Line: 898]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 776]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 898]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 776]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 88]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 784]: Loop Invariant Derived loop invariant: ((((((((waterLevel <= 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || ((((((((((!(tmp___0 == 0) && !(\result == 0)) && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && !(tmp == 0)) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2)) || ((((((((((!(tmp___0 == 0) && !(\result == 0)) && methaneLevelCritical == 1) && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && !(tmp == 0)) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2)) || ((((waterLevel <= 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && tmp == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && splverifierCounter == 0)) || ((((((((!(tmp___0 == 0) && !(\result == 0)) && waterLevel <= 1) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) && 1 <= \result) - InvariantResult [Line: 88]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 784]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 710]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: ((((((((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 && methaneLevelCritical == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || (((((!(\result == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 210]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((((((((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && \result <= 1) && tmp___0 <= 1) && tmp == 0) && \result == 0) && splverifierCounter == 0) || ((((((((waterLevel <= 1 && methaneLevelCritical == 0) && \result <= 1) && 1 == systemActive) && tmp___0 <= 1) && tmp == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((((((!(tmp___0 == 0) && waterLevel <= 1) && !(\result == 0)) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && 1 <= tmp) && splverifierCounter == 0) && 1 <= \result)) || ((((((waterLevel <= 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && 1 <= tmp) && splverifierCounter == 0) && 1 <= \result)) || (((((((((((!(tmp___0 == 0) && !(\result == 0)) && methaneLevelCritical == 1) && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && !(tmp == 0)) && 1 <= tmp) && splverifierCounter == 0) && 1 <= \result) && waterLevel <= 2)) || ((((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((((((!(tmp___0 == 0) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && !(tmp == 0)) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && \result == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 2) - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 198 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 5.7s, OverallIterations: 14, TraceHistogramMax: 2, AutomataDifference: 2.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 9.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1795 SDtfs, 2759 SDslu, 2951 SDs, 0 SdLazy, 466 SolverSat, 95 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 215 GetRequests, 141 SyntacticMatches, 0 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=258occurred in iteration=12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 14 MinimizatonAttempts, 1374 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 70 LocationsWithAnnotation, 70 PreInvPairs, 323 NumberOfFragments, 1736 HoareAnnotationTreeSize, 70 FomulaSimplifications, 5304808 FormulaSimplificationTreeSizeReduction, 2.7s HoareSimplificationTime, 70 FomulaSimplificationsInter, 164276 FormulaSimplificationTreeSizeReductionInter, 6.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 607 NumberOfCodeBlocks, 607 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 591 ConstructedInterpolants, 0 QuantifiedInterpolants, 52791 SizeOfPredicates, 8 NumberOfNonLiveVariables, 879 ConjunctsInSsa, 12 ConjunctsInUnsatCore, 16 InterpolantComputations, 12 PerfectInterpolantSequences, 68/88 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...