./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product24_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_78dc3451-8e64-401e-92da-56e19bd52b5d/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_78dc3451-8e64-401e-92da-56e19bd52b5d/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_78dc3451-8e64-401e-92da-56e19bd52b5d/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_78dc3451-8e64-401e-92da-56e19bd52b5d/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product24_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_78dc3451-8e64-401e-92da-56e19bd52b5d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_78dc3451-8e64-401e-92da-56e19bd52b5d/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 19e7916b57c61379c1750277bd4e75aabb7fe031 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 19:19:16,258 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 19:19:16,259 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 19:19:16,265 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 19:19:16,265 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 19:19:16,265 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 19:19:16,266 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 19:19:16,267 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 19:19:16,268 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 19:19:16,268 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 19:19:16,269 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 19:19:16,269 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 19:19:16,270 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 19:19:16,270 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 19:19:16,271 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 19:19:16,272 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 19:19:16,272 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 19:19:16,273 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 19:19:16,275 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 19:19:16,276 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 19:19:16,276 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 19:19:16,277 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 19:19:16,279 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 19:19:16,279 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 19:19:16,279 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 19:19:16,280 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 19:19:16,280 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 19:19:16,281 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 19:19:16,281 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 19:19:16,282 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 19:19:16,282 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 19:19:16,282 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 19:19:16,283 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 19:19:16,283 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 19:19:16,283 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 19:19:16,283 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 19:19:16,284 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_78dc3451-8e64-401e-92da-56e19bd52b5d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-02 19:19:16,291 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 19:19:16,291 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 19:19:16,292 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 19:19:16,292 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 19:19:16,292 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 19:19:16,292 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 19:19:16,293 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 19:19:16,293 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 19:19:16,293 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 19:19:16,293 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 19:19:16,293 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 19:19:16,293 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 19:19:16,293 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 19:19:16,293 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 19:19:16,294 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 19:19:16,294 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 19:19:16,294 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 19:19:16,294 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 19:19:16,294 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 19:19:16,294 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 19:19:16,294 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 19:19:16,295 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 19:19:16,295 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 19:19:16,295 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 19:19:16,295 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 19:19:16,295 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 19:19:16,295 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 19:19:16,295 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 19:19:16,296 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 19:19:16,296 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_78dc3451-8e64-401e-92da-56e19bd52b5d/bin-2019/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak 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 -> 19e7916b57c61379c1750277bd4e75aabb7fe031 [2018-12-02 19:19:16,313 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 19:19:16,320 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 19:19:16,322 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 19:19:16,323 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 19:19:16,323 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 19:19:16,324 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_78dc3451-8e64-401e-92da-56e19bd52b5d/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec4_product24_true-unreach-call_false-termination.cil.c [2018-12-02 19:19:16,358 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_78dc3451-8e64-401e-92da-56e19bd52b5d/bin-2019/ukojak/data/2dfb03159/6e8834ccd3914d0292f7a38596c0647a/FLAGa38e0984f [2018-12-02 19:19:16,756 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 19:19:16,756 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_78dc3451-8e64-401e-92da-56e19bd52b5d/sv-benchmarks/c/product-lines/minepump_spec4_product24_true-unreach-call_false-termination.cil.c [2018-12-02 19:19:16,762 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_78dc3451-8e64-401e-92da-56e19bd52b5d/bin-2019/ukojak/data/2dfb03159/6e8834ccd3914d0292f7a38596c0647a/FLAGa38e0984f [2018-12-02 19:19:16,770 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_78dc3451-8e64-401e-92da-56e19bd52b5d/bin-2019/ukojak/data/2dfb03159/6e8834ccd3914d0292f7a38596c0647a [2018-12-02 19:19:16,771 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 19:19:16,772 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 19:19:16,773 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 19:19:16,773 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 19:19:16,775 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 19:19:16,775 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:19:16" (1/1) ... [2018-12-02 19:19:16,777 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cc82c98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:19:16, skipping insertion in model container [2018-12-02 19:19:16,777 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:19:16" (1/1) ... [2018-12-02 19:19:16,781 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 19:19:16,802 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 19:19:16,946 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 19:19:16,954 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 19:19:17,046 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 19:19:17,064 INFO L195 MainTranslator]: Completed translation [2018-12-02 19:19:17,064 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:19:17 WrapperNode [2018-12-02 19:19:17,064 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 19:19:17,065 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 19:19:17,065 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 19:19:17,065 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 19:19:17,073 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:19:17" (1/1) ... [2018-12-02 19:19:17,086 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:19:17" (1/1) ... [2018-12-02 19:19:17,111 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 19:19:17,112 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 19:19:17,112 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 19:19:17,112 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 19:19:17,120 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:19:17" (1/1) ... [2018-12-02 19:19:17,121 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:19:17" (1/1) ... [2018-12-02 19:19:17,123 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:19:17" (1/1) ... [2018-12-02 19:19:17,124 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:19:17" (1/1) ... [2018-12-02 19:19:17,129 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:19:17" (1/1) ... [2018-12-02 19:19:17,134 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:19:17" (1/1) ... [2018-12-02 19:19:17,136 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:19:17" (1/1) ... [2018-12-02 19:19:17,138 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 19:19:17,139 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 19:19:17,139 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 19:19:17,139 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 19:19:17,140 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:19:17" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_78dc3451-8e64-401e-92da-56e19bd52b5d/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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:10000 [2018-12-02 19:19:17,177 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 19:19:17,177 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-02 19:19:17,178 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-02 19:19:17,178 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-02 19:19:17,178 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-02 19:19:17,178 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-02 19:19:17,178 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-02 19:19:17,178 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-02 19:19:17,178 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-02 19:19:17,178 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2018-12-02 19:19:17,178 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2018-12-02 19:19:17,179 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-02 19:19:17,179 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-02 19:19:17,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-02 19:19:17,179 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-02 19:19:17,179 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-02 19:19:17,179 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 19:19:17,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 19:19:17,620 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 19:19:17,620 INFO L280 CfgBuilder]: Removed 42 assue(true) statements. [2018-12-02 19:19:17,621 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:19:17 BoogieIcfgContainer [2018-12-02 19:19:17,621 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 19:19:17,621 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 19:19:17,621 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 19:19:17,627 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 19:19:17,628 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:19:17" (1/1) ... [2018-12-02 19:19:17,634 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 19:19:17,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:19:17,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 58 states and 80 transitions. [2018-12-02 19:19:17,658 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 80 transitions. [2018-12-02 19:19:17,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-02 19:19:17,662 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:19:17,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:19:17,771 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 19:19:17,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:19:17,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 58 states and 78 transitions. [2018-12-02 19:19:17,778 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 78 transitions. [2018-12-02 19:19:17,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-02 19:19:17,779 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:19:17,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:19:17,821 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 19:19:17,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:19:17,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 60 states and 81 transitions. [2018-12-02 19:19:17,837 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 81 transitions. [2018-12-02 19:19:17,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-02 19:19:17,837 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:19:17,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:19:17,879 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 19:19:17,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:19:17,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 63 states and 89 transitions. [2018-12-02 19:19:17,895 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 89 transitions. [2018-12-02 19:19:17,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-02 19:19:17,896 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:19:17,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:19:17,917 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 19:19:17,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:19:17,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 71 states and 103 transitions. [2018-12-02 19:19:17,981 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 103 transitions. [2018-12-02 19:19:17,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-02 19:19:17,981 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:19:17,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:19:18,002 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 19:19:18,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:19:18,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 72 states and 104 transitions. [2018-12-02 19:19:18,008 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 104 transitions. [2018-12-02 19:19:18,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-02 19:19:18,009 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:19:18,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:19:18,029 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 19:19:18,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:19:18,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 73 states and 105 transitions. [2018-12-02 19:19:18,035 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 105 transitions. [2018-12-02 19:19:18,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-02 19:19:18,036 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:19:18,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:19:18,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 19:19:18,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:19:18,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 89 states and 139 transitions. [2018-12-02 19:19:18,298 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 139 transitions. [2018-12-02 19:19:18,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-02 19:19:18,299 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:19:18,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:19:18,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 19:19:18,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:19:18,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 93 states and 148 transitions. [2018-12-02 19:19:18,364 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 148 transitions. [2018-12-02 19:19:18,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-02 19:19:18,366 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:19:18,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:19:18,387 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 19:19:18,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:19:18,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 94 states and 149 transitions. [2018-12-02 19:19:18,395 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 149 transitions. [2018-12-02 19:19:18,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-02 19:19:18,396 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:19:18,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:19:18,418 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 19:19:18,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:19:18,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 95 states and 150 transitions. [2018-12-02 19:19:18,427 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 150 transitions. [2018-12-02 19:19:18,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-02 19:19:18,428 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:19:18,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:19:18,453 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 19:19:18,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:19:18,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 98 states and 157 transitions. [2018-12-02 19:19:18,528 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 157 transitions. [2018-12-02 19:19:18,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-02 19:19:18,529 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:19:18,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:19:18,617 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 19:19:19,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:19:19,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 112 states and 193 transitions. [2018-12-02 19:19:19,018 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 193 transitions. [2018-12-02 19:19:19,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-02 19:19:19,019 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:19:19,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:19:19,042 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 19:19:19,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:19:19,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 113 states and 194 transitions. [2018-12-02 19:19:19,050 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 194 transitions. [2018-12-02 19:19:19,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-02 19:19:19,051 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:19:19,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:19:19,090 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 19:19:19,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:19:19,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 115 states and 202 transitions. [2018-12-02 19:19:19,145 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 202 transitions. [2018-12-02 19:19:19,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-02 19:19:19,146 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:19:19,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:19:19,214 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 19:19:19,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:19:19,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 117 states and 207 transitions. [2018-12-02 19:19:19,336 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 207 transitions. [2018-12-02 19:19:19,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-02 19:19:19,336 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:19:19,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:19:19,366 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 19:19:19,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:19:19,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 115 states and 201 transitions. [2018-12-02 19:19:19,373 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 201 transitions. [2018-12-02 19:19:19,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-02 19:19:19,374 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:19:19,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:19:19,404 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 19:19:19,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:19:19,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 125 states and 225 transitions. [2018-12-02 19:19:19,680 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 225 transitions. [2018-12-02 19:19:19,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-02 19:19:19,681 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:19:19,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:19:19,692 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 19:19:19,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:19:19,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 126 states and 228 transitions. [2018-12-02 19:19:19,791 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 228 transitions. [2018-12-02 19:19:19,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-02 19:19:19,792 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:19:19,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:19:19,802 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 19:19:19,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:19:19,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 131 states and 237 transitions. [2018-12-02 19:19:19,896 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 237 transitions. [2018-12-02 19:19:19,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-02 19:19:19,897 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:19:19,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:19:19,907 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 19:19:19,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:19:19,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 132 states and 238 transitions. [2018-12-02 19:19:19,922 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 238 transitions. [2018-12-02 19:19:19,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-12-02 19:19:19,922 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:19:19,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:19:19,933 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 19:19:19,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:19:19,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 133 states and 240 transitions. [2018-12-02 19:19:19,956 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 240 transitions. [2018-12-02 19:19:19,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-12-02 19:19:19,957 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:19:19,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:19:19,967 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 19:19:19,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:19:19,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 134 states and 242 transitions. [2018-12-02 19:19:19,990 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 242 transitions. [2018-12-02 19:19:19,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-12-02 19:19:19,990 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:19:19,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:19:20,003 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-02 19:19:20,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:19:20,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 146 states and 287 transitions. [2018-12-02 19:19:20,326 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 287 transitions. [2018-12-02 19:19:20,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-12-02 19:19:20,327 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:19:20,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:19:20,340 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-02 19:19:20,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:19:20,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 148 states and 289 transitions. [2018-12-02 19:19:20,458 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 289 transitions. [2018-12-02 19:19:20,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-12-02 19:19:20,459 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:19:20,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:19:20,632 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 19:19:21,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:19:21,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 156 states and 318 transitions. [2018-12-02 19:19:21,557 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 318 transitions. [2018-12-02 19:19:21,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-02 19:19:21,558 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:19:21,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:19:21,575 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-02 19:19:21,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:19:21,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 157 states and 319 transitions. [2018-12-02 19:19:21,586 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 319 transitions. [2018-12-02 19:19:21,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-02 19:19:21,587 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:19:21,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:19:21,599 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-02 19:19:21,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:19:21,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 158 states and 320 transitions. [2018-12-02 19:19:21,607 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 320 transitions. [2018-12-02 19:19:21,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-02 19:19:21,607 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:19:21,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:19:21,619 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-02 19:19:21,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:19:21,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 159 states and 317 transitions. [2018-12-02 19:19:21,757 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 317 transitions. [2018-12-02 19:19:21,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-12-02 19:19:21,758 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:19:21,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:19:21,783 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 19:19:22,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:19:22,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 174 states and 358 transitions. [2018-12-02 19:19:22,327 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 358 transitions. [2018-12-02 19:19:22,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-02 19:19:22,328 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:19:22,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:19:22,356 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 19:19:22,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:19:22,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 175 states and 359 transitions. [2018-12-02 19:19:22,364 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 359 transitions. [2018-12-02 19:19:22,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-02 19:19:22,364 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:19:22,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:19:22,389 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 19:19:22,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:19:22,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 176 states and 360 transitions. [2018-12-02 19:19:22,402 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 360 transitions. [2018-12-02 19:19:22,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-12-02 19:19:22,403 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:19:22,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:19:22,497 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 19:19:22,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:19:22,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 178 states and 360 transitions. [2018-12-02 19:19:22,735 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 360 transitions. [2018-12-02 19:19:22,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-02 19:19:22,735 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:19:22,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:19:22,798 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 19:19:23,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:19:23,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 182 states and 373 transitions. [2018-12-02 19:19:23,337 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 373 transitions. [2018-12-02 19:19:23,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-02 19:19:23,338 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:19:23,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:19:23,421 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 19:19:23,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:19:23,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 184 states and 376 transitions. [2018-12-02 19:19:23,875 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 376 transitions. [2018-12-02 19:19:23,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-02 19:19:23,875 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:19:23,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:19:23,903 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 19:19:24,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:19:24,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 186 states and 382 transitions. [2018-12-02 19:19:24,173 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 382 transitions. [2018-12-02 19:19:24,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-02 19:19:24,174 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:19:24,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:19:24,184 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-02 19:19:24,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:19:24,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 191 states and 390 transitions. [2018-12-02 19:19:24,318 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 390 transitions. [2018-12-02 19:19:24,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-12-02 19:19:24,318 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:19:24,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:19:24,332 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-02 19:19:24,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:19:24,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 179 states and 366 transitions. [2018-12-02 19:19:24,348 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 366 transitions. [2018-12-02 19:19:24,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-12-02 19:19:24,348 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:19:24,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:19:24,359 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-02 19:19:24,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:19:24,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 177 states and 362 transitions. [2018-12-02 19:19:24,375 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 362 transitions. [2018-12-02 19:19:24,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-12-02 19:19:24,376 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:19:24,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:19:24,386 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-02 19:19:24,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:19:24,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 171 states and 349 transitions. [2018-12-02 19:19:24,401 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 349 transitions. [2018-12-02 19:19:24,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-12-02 19:19:24,402 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:19:24,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:19:24,412 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 19:19:24,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:19:24,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 179 states and 365 transitions. [2018-12-02 19:19:24,783 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 365 transitions. [2018-12-02 19:19:24,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-12-02 19:19:24,784 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:19:24,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:19:24,796 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 19:19:25,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:19:25,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 183 states and 376 transitions. [2018-12-02 19:19:25,212 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 376 transitions. [2018-12-02 19:19:25,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-12-02 19:19:25,213 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:19:25,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:19:25,227 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 19:19:25,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:19:25,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 184 states and 377 transitions. [2018-12-02 19:19:25,248 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 377 transitions. [2018-12-02 19:19:25,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-12-02 19:19:25,248 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:19:25,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:19:25,259 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 19:19:25,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:19:25,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 185 states and 377 transitions. [2018-12-02 19:19:25,580 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 377 transitions. [2018-12-02 19:19:25,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-12-02 19:19:25,581 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:19:25,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:19:25,591 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-02 19:19:25,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:19:25,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 185 states and 374 transitions. [2018-12-02 19:19:25,689 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 374 transitions. [2018-12-02 19:19:25,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-12-02 19:19:25,690 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:19:25,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:19:25,722 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 25 proven. 6 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-02 19:19:26,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:19:26,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 183 states and 360 transitions. [2018-12-02 19:19:26,088 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 360 transitions. [2018-12-02 19:19:26,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-12-02 19:19:26,088 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:19:26,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:19:26,114 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 25 proven. 6 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-02 19:19:26,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:19:26,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 189 states and 374 transitions. [2018-12-02 19:19:26,611 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 374 transitions. [2018-12-02 19:19:26,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-12-02 19:19:26,611 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:19:26,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:19:26,643 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 27 proven. 6 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-02 19:19:26,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:19:26,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 189 states and 371 transitions. [2018-12-02 19:19:26,812 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 371 transitions. [2018-12-02 19:19:26,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-12-02 19:19:26,813 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:19:26,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:19:26,928 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-12-02 19:19:27,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:19:27,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 112 states and 176 transitions. [2018-12-02 19:19:27,081 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 176 transitions. [2018-12-02 19:19:27,081 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 19:19:27,082 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 49 iterations. [2018-12-02 19:19:27,087 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-02 19:19:27,296 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 19:19:27,298 INFO L583 CodeCheckObserver]: Invariant with dag size 3 [2018-12-02 19:19:27,301 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 19:19:27,301 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 19:19:27,301 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 19:19:27,301 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 19:19:27,301 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 19:19:27,301 INFO L583 CodeCheckObserver]: Invariant with dag size 21 [2018-12-02 19:19:27,302 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 19:19:27,302 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 19:19:27,302 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 19:19:27,302 INFO L583 CodeCheckObserver]: Invariant with dag size 18 [2018-12-02 19:19:27,303 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 19:19:27,303 INFO L583 CodeCheckObserver]: Invariant with dag size 9 [2018-12-02 19:19:27,303 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 07:19:27 ImpRootNode [2018-12-02 19:19:27,303 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 19:19:27,303 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 19:19:27,304 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 19:19:27,304 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 19:19:27,304 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:19:17" (3/4) ... [2018-12-02 19:19:27,306 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 19:19:27,310 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-12-02 19:19:27,310 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-12-02 19:19:27,310 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-12-02 19:19:27,310 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-12-02 19:19:27,310 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-12-02 19:19:27,310 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-12-02 19:19:27,310 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__lowWaterSensor [2018-12-02 19:19:27,314 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 58 nodes and edges [2018-12-02 19:19:27,314 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2018-12-02 19:19:27,314 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-12-02 19:19:27,315 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-12-02 19:19:27,315 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-02 19:19:27,315 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-02 19:19:27,332 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!(systemActive == 1) && !(systemActive == 0)) && \old(pumpRunning) == pumpRunning) || (\old(waterLevel) == waterLevel && \old(pumpRunning) == pumpRunning)) || ((!(1 == waterLevel) && systemActive == 1) && \old(pumpRunning) == pumpRunning)) || !(0 == pumpRunning) [2018-12-02 19:19:27,332 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == pumpRunning) || (!(systemActive == 0) && \old(pumpRunning) == pumpRunning)) || ((1 == waterLevel && !(\old(waterLevel) == waterLevel)) && \old(pumpRunning) == pumpRunning) [2018-12-02 19:19:27,332 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(pumpRunning) == pumpRunning [2018-12-02 19:19:27,352 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_78dc3451-8e64-401e-92da-56e19bd52b5d/bin-2019/ukojak/witness.graphml [2018-12-02 19:19:27,353 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 19:19:27,353 INFO L168 Benchmark]: Toolchain (without parser) took 10581.31 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 304.6 MB). Free memory was 950.6 MB in the beginning and 871.3 MB in the end (delta: 79.3 MB). Peak memory consumption was 383.9 MB. Max. memory is 11.5 GB. [2018-12-02 19:19:27,354 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 19:19:27,354 INFO L168 Benchmark]: CACSL2BoogieTranslator took 291.89 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 103.8 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -145.1 MB). Peak memory consumption was 27.7 MB. Max. memory is 11.5 GB. [2018-12-02 19:19:27,354 INFO L168 Benchmark]: Boogie Procedure Inliner took 46.33 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-02 19:19:27,354 INFO L168 Benchmark]: Boogie Preprocessor took 27.11 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 19:19:27,354 INFO L168 Benchmark]: RCFGBuilder took 481.96 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 66.5 MB). Peak memory consumption was 66.5 MB. Max. memory is 11.5 GB. [2018-12-02 19:19:27,355 INFO L168 Benchmark]: CodeCheck took 9682.15 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 200.8 MB). Free memory was 1.0 GB in the beginning and 881.1 MB in the end (delta: 140.1 MB). Peak memory consumption was 340.9 MB. Max. memory is 11.5 GB. [2018-12-02 19:19:27,355 INFO L168 Benchmark]: Witness Printer took 49.19 ms. Allocated memory is still 1.3 GB. Free memory was 881.1 MB in the beginning and 871.3 MB in the end (delta: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 11.5 GB. [2018-12-02 19:19:27,356 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 8 procedures, 78 locations, 1 error locations. SAFE Result, 9.4s OverallTime, 49 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1708661216 SDtfs, -768628974 SDslu, 2145330784 SDs, 0 SdLazy, 653005570 SolverSat, 1083290008 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 17.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 21421 GetRequests, 20954 SyntacticMatches, 199 SemanticMatches, 268 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38186 ImplicationChecksByTransitivity, 7.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 1847 NumberOfCodeBlocks, 1847 NumberOfCodeBlocksAsserted, 48 NumberOfCheckSat, 1799 ConstructedInterpolants, 0 QuantifiedInterpolants, 177076 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 48 InterpolantComputations, 37 PerfectInterpolantSequences, 602/653 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 946]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 628]: Loop Invariant Derived loop invariant: \old(pumpRunning) == pumpRunning - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 889]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 889]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 595]: Loop Invariant Derived loop invariant: ((((!(systemActive == 1) && !(systemActive == 0)) && \old(pumpRunning) == pumpRunning) || (\old(waterLevel) == waterLevel && \old(pumpRunning) == pumpRunning)) || ((!(1 == waterLevel) && systemActive == 1) && \old(pumpRunning) == pumpRunning)) || !(0 == pumpRunning) - InvariantResult [Line: 521]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 603]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 522]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 654]: Loop Invariant Derived loop invariant: (!(0 == pumpRunning) || (!(systemActive == 0) && \old(pumpRunning) == pumpRunning)) || ((1 == waterLevel && !(\old(waterLevel) == waterLevel)) && \old(pumpRunning) == pumpRunning) - InvariantResult [Line: 130]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 130]: Loop Invariant Derived loop invariant: (0 == pumpRunning && 1 == waterLevel) && systemActive == 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 291.89 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 103.8 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -145.1 MB). Peak memory consumption was 27.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 46.33 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 27.11 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 481.96 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 66.5 MB). Peak memory consumption was 66.5 MB. Max. memory is 11.5 GB. * CodeCheck took 9682.15 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 200.8 MB). Free memory was 1.0 GB in the beginning and 881.1 MB in the end (delta: 140.1 MB). Peak memory consumption was 340.9 MB. Max. memory is 11.5 GB. * Witness Printer took 49.19 ms. Allocated memory is still 1.3 GB. Free memory was 881.1 MB in the beginning and 871.3 MB in the end (delta: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...