./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product21_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_65e5ed12-9f4d-4ace-a7e0-8c9b4ae63c31/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_65e5ed12-9f4d-4ace-a7e0-8c9b4ae63c31/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_65e5ed12-9f4d-4ace-a7e0-8c9b4ae63c31/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_65e5ed12-9f4d-4ace-a7e0-8c9b4ae63c31/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product21_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_65e5ed12-9f4d-4ace-a7e0-8c9b4ae63c31/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_65e5ed12-9f4d-4ace-a7e0-8c9b4ae63c31/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 b51e4d4f6750e9cf93bd85ecf4b933ea1ea8886c ............................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-08 11:27:36,280 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 11:27:36,281 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 11:27:36,287 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 11:27:36,288 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 11:27:36,288 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 11:27:36,289 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 11:27:36,290 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 11:27:36,290 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 11:27:36,291 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 11:27:36,291 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 11:27:36,291 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 11:27:36,292 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 11:27:36,292 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 11:27:36,293 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 11:27:36,293 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 11:27:36,294 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 11:27:36,294 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 11:27:36,295 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 11:27:36,296 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 11:27:36,297 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 11:27:36,297 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 11:27:36,298 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 11:27:36,298 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 11:27:36,298 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 11:27:36,299 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 11:27:36,299 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 11:27:36,300 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 11:27:36,300 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 11:27:36,301 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 11:27:36,301 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 11:27:36,301 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 11:27:36,301 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 11:27:36,301 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 11:27:36,302 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 11:27:36,302 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 11:27:36,302 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_65e5ed12-9f4d-4ace-a7e0-8c9b4ae63c31/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-08 11:27:36,310 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 11:27:36,310 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 11:27:36,310 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 11:27:36,310 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-08 11:27:36,311 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 11:27:36,311 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 11:27:36,311 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 11:27:36,311 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 11:27:36,311 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 11:27:36,311 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 11:27:36,311 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 11:27:36,311 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 11:27:36,311 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 11:27:36,311 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 11:27:36,312 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 11:27:36,312 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 11:27:36,312 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 11:27:36,312 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 11:27:36,312 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-08 11:27:36,312 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-08 11:27:36,312 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 11:27:36,312 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 11:27:36,312 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 11:27:36,312 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 11:27:36,312 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 11:27:36,312 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 11:27:36,313 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-08 11:27:36,313 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 11:27:36,313 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 11:27:36,313 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_65e5ed12-9f4d-4ace-a7e0-8c9b4ae63c31/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 -> b51e4d4f6750e9cf93bd85ecf4b933ea1ea8886c [2018-12-08 11:27:36,331 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 11:27:36,340 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 11:27:36,342 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 11:27:36,343 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 11:27:36,344 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 11:27:36,344 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_65e5ed12-9f4d-4ace-a7e0-8c9b4ae63c31/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec2_product21_true-unreach-call_false-termination.cil.c [2018-12-08 11:27:36,388 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_65e5ed12-9f4d-4ace-a7e0-8c9b4ae63c31/bin-2019/ukojak/data/c0261049d/070201a6e38d44a7a197920767c76b9a/FLAG5700eebd5 [2018-12-08 11:27:36,839 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 11:27:36,840 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_65e5ed12-9f4d-4ace-a7e0-8c9b4ae63c31/sv-benchmarks/c/product-lines/minepump_spec2_product21_true-unreach-call_false-termination.cil.c [2018-12-08 11:27:36,845 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_65e5ed12-9f4d-4ace-a7e0-8c9b4ae63c31/bin-2019/ukojak/data/c0261049d/070201a6e38d44a7a197920767c76b9a/FLAG5700eebd5 [2018-12-08 11:27:36,853 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_65e5ed12-9f4d-4ace-a7e0-8c9b4ae63c31/bin-2019/ukojak/data/c0261049d/070201a6e38d44a7a197920767c76b9a [2018-12-08 11:27:36,855 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 11:27:36,856 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 11:27:36,856 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 11:27:36,856 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 11:27:36,858 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 11:27:36,859 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 11:27:36" (1/1) ... [2018-12-08 11:27:36,860 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2648fef5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:27:36, skipping insertion in model container [2018-12-08 11:27:36,860 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 11:27:36" (1/1) ... [2018-12-08 11:27:36,864 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 11:27:36,884 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 11:27:37,027 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 11:27:37,066 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 11:27:37,114 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 11:27:37,130 INFO L195 MainTranslator]: Completed translation [2018-12-08 11:27:37,130 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:27:37 WrapperNode [2018-12-08 11:27:37,130 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 11:27:37,131 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 11:27:37,131 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 11:27:37,131 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 11:27:37,138 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:27:37" (1/1) ... [2018-12-08 11:27:37,151 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:27:37" (1/1) ... [2018-12-08 11:27:37,167 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 11:27:37,167 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 11:27:37,167 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 11:27:37,167 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 11:27:37,173 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:27:37" (1/1) ... [2018-12-08 11:27:37,173 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:27:37" (1/1) ... [2018-12-08 11:27:37,175 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:27:37" (1/1) ... [2018-12-08 11:27:37,175 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:27:37" (1/1) ... [2018-12-08 11:27:37,178 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:27:37" (1/1) ... [2018-12-08 11:27:37,182 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:27:37" (1/1) ... [2018-12-08 11:27:37,183 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:27:37" (1/1) ... [2018-12-08 11:27:37,185 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 11:27:37,185 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 11:27:37,185 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 11:27:37,185 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 11:27:37,186 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:27:37" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_65e5ed12-9f4d-4ace-a7e0-8c9b4ae63c31/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 [2018-12-08 11:27:37,217 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 11:27:37,218 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-08 11:27:37,218 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-08 11:27:37,218 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-08 11:27:37,218 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-08 11:27:37,218 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-08 11:27:37,218 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-08 11:27:37,218 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-08 11:27:37,218 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-08 11:27:37,218 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-08 11:27:37,218 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-08 11:27:37,218 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2018-12-08 11:27:37,218 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2018-12-08 11:27:37,219 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-08 11:27:37,219 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-08 11:27:37,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-08 11:27:37,219 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-08 11:27:37,219 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-08 11:27:37,219 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 11:27:37,219 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 11:27:37,614 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 11:27:37,615 INFO L280 CfgBuilder]: Removed 36 assue(true) statements. [2018-12-08 11:27:37,615 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 11:27:37 BoogieIcfgContainer [2018-12-08 11:27:37,615 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 11:27:37,615 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-08 11:27:37,615 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-08 11:27:37,622 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-08 11:27:37,622 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 11:27:37" (1/1) ... [2018-12-08 11:27:37,629 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 11:27:37,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:27:37,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 60 states and 80 transitions. [2018-12-08 11:27:37,653 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 80 transitions. [2018-12-08 11:27:37,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-08 11:27:37,657 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:27:37,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:27:37,761 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:27:37,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:27:37,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 60 states and 78 transitions. [2018-12-08 11:27:37,769 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 78 transitions. [2018-12-08 11:27:37,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-08 11:27:37,770 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:27:37,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:27:37,817 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:27:37,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:27:37,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 62 states and 81 transitions. [2018-12-08 11:27:37,829 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 81 transitions. [2018-12-08 11:27:37,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-08 11:27:37,830 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:27:37,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:27:37,883 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:27:37,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:27:37,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 71 states and 98 transitions. [2018-12-08 11:27:37,968 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 98 transitions. [2018-12-08 11:27:37,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-08 11:27:37,969 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:27:37,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:27:38,003 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:27:38,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:27:38,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 72 states and 99 transitions. [2018-12-08 11:27:38,011 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 99 transitions. [2018-12-08 11:27:38,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-08 11:27:38,013 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:27:38,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:27:38,044 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:27:38,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:27:38,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 73 states and 100 transitions. [2018-12-08 11:27:38,052 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 100 transitions. [2018-12-08 11:27:38,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-08 11:27:38,053 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:27:38,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:27:38,125 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:27:38,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:27:38,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 88 states and 129 transitions. [2018-12-08 11:27:38,360 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 129 transitions. [2018-12-08 11:27:38,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-08 11:27:38,361 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:27:38,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:27:38,382 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:27:38,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:27:38,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 89 states and 130 transitions. [2018-12-08 11:27:38,389 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 130 transitions. [2018-12-08 11:27:38,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-08 11:27:38,390 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:27:38,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:27:38,456 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:27:39,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:27:39,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 107 states and 169 transitions. [2018-12-08 11:27:39,116 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 169 transitions. [2018-12-08 11:27:39,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-12-08 11:27:39,118 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:27:39,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:27:39,133 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 11:27:39,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:27:39,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 108 states and 170 transitions. [2018-12-08 11:27:39,141 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 170 transitions. [2018-12-08 11:27:39,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-08 11:27:39,141 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:27:39,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:27:39,154 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 11:27:39,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:27:39,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 113 states and 179 transitions. [2018-12-08 11:27:39,256 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 179 transitions. [2018-12-08 11:27:39,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-08 11:27:39,257 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:27:39,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:27:39,319 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:27:39,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:27:39,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 115 states and 184 transitions. [2018-12-08 11:27:39,438 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 184 transitions. [2018-12-08 11:27:39,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-08 11:27:39,439 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:27:39,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:27:39,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:27:39,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:27:39,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 113 states and 178 transitions. [2018-12-08 11:27:39,473 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 178 transitions. [2018-12-08 11:27:39,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-12-08 11:27:39,474 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:27:39,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:27:39,510 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 11:27:39,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:27:39,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 119 states and 191 transitions. [2018-12-08 11:27:39,674 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 191 transitions. [2018-12-08 11:27:39,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-08 11:27:39,676 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:27:39,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:27:39,697 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 11:27:39,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:27:39,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 117 states and 187 transitions. [2018-12-08 11:27:39,713 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 187 transitions. [2018-12-08 11:27:39,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-08 11:27:39,714 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:27:39,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:27:39,877 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-08 11:27:40,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:27:40,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 120 states and 196 transitions. [2018-12-08 11:27:40,402 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 196 transitions. [2018-12-08 11:27:40,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-12-08 11:27:40,403 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:27:40,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:27:40,428 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 11:27:40,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:27:40,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 122 states and 200 transitions. [2018-12-08 11:27:40,575 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 200 transitions. [2018-12-08 11:27:40,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-08 11:27:40,576 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:27:40,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:27:40,593 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-08 11:27:40,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:27:40,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 113 states and 180 transitions. [2018-12-08 11:27:40,724 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 180 transitions. [2018-12-08 11:27:40,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-12-08 11:27:40,725 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:27:40,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:27:40,781 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-08 11:27:41,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:27:41,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 124 states and 209 transitions. [2018-12-08 11:27:41,499 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 209 transitions. [2018-12-08 11:27:41,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-12-08 11:27:41,499 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:27:41,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:27:41,576 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-08 11:27:42,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:27:42,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 133 states and 227 transitions. [2018-12-08 11:27:42,447 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 227 transitions. [2018-12-08 11:27:42,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-12-08 11:27:42,448 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:27:42,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:27:42,486 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 11:27:42,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:27:42,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 139 states and 238 transitions. [2018-12-08 11:27:42,928 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 238 transitions. [2018-12-08 11:27:42,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-12-08 11:27:42,929 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:27:42,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:27:42,982 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-08 11:27:42,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:27:42,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 121 states and 195 transitions. [2018-12-08 11:27:42,992 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 195 transitions. [2018-12-08 11:27:42,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-12-08 11:27:42,993 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:27:42,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:27:43,068 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 22 proven. 1 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-08 11:27:43,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:27:43,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 123 states and 195 transitions. [2018-12-08 11:27:43,635 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 195 transitions. [2018-12-08 11:27:43,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-12-08 11:27:43,636 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:27:43,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:27:43,658 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-08 11:27:43,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:27:43,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 125 states and 198 transitions. [2018-12-08 11:27:43,677 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 198 transitions. [2018-12-08 11:27:43,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-12-08 11:27:43,678 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:27:43,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:27:43,699 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-12-08 11:27:43,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:27:43,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 126 states and 199 transitions. [2018-12-08 11:27:43,730 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 199 transitions. [2018-12-08 11:27:43,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-12-08 11:27:43,731 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:27:43,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:27:43,747 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-08 11:27:43,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:27:43,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 71 states and 87 transitions. [2018-12-08 11:27:43,768 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 87 transitions. [2018-12-08 11:27:43,768 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-08 11:27:43,768 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 26 iterations. [2018-12-08 11:27:43,774 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-08 11:27:43,964 INFO L583 CodeCheckObserver]: Invariant with dag size 15 [2018-12-08 11:27:43,969 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:27:43,969 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:27:43,969 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:27:43,969 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:27:43,969 INFO L583 CodeCheckObserver]: Invariant with dag size 9 [2018-12-08 11:27:43,969 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:27:43,969 INFO L583 CodeCheckObserver]: Invariant with dag size 3 [2018-12-08 11:27:43,970 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:27:43,970 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:27:43,970 INFO L583 CodeCheckObserver]: Invariant with dag size 11 [2018-12-08 11:27:43,970 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:27:43,970 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:27:43,970 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.12 11:27:43 ImpRootNode [2018-12-08 11:27:43,970 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-08 11:27:43,971 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 11:27:43,971 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 11:27:43,971 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 11:27:43,971 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 11:27:37" (3/4) ... [2018-12-08 11:27:43,973 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-08 11:27:43,977 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-12-08 11:27:43,977 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-12-08 11:27:43,977 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-12-08 11:27:43,977 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-12-08 11:27:43,977 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-12-08 11:27:43,977 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-12-08 11:27:43,977 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-12-08 11:27:43,977 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__lowWaterSensor [2018-12-08 11:27:43,981 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 61 nodes and edges [2018-12-08 11:27:43,981 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-12-08 11:27:43,981 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2018-12-08 11:27:43,982 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-08 11:27:43,982 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-08 11:27:43,982 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-08 11:27:43,999 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == pumpRunning) || \old(pumpRunning) == pumpRunning) || 0 == systemActive [2018-12-08 11:27:43,999 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(pumpRunning) == pumpRunning [2018-12-08 11:27:43,999 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (methaneLevelCritical == tmp || (!(0 == tmp) && !(\old(pumpRunning) == pumpRunning))) || (!(0 == tmp) && !(0 == pumpRunning)) [2018-12-08 11:27:44,018 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_65e5ed12-9f4d-4ace-a7e0-8c9b4ae63c31/bin-2019/ukojak/witness.graphml [2018-12-08 11:27:44,018 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 11:27:44,019 INFO L168 Benchmark]: Toolchain (without parser) took 7163.44 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 237.5 MB). Free memory was 957.1 MB in the beginning and 1.1 GB in the end (delta: -141.6 MB). Peak memory consumption was 95.9 MB. Max. memory is 11.5 GB. [2018-12-08 11:27:44,019 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 11:27:44,019 INFO L168 Benchmark]: CACSL2BoogieTranslator took 274.34 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 75.0 MB). Free memory was 957.1 MB in the beginning and 1.1 GB in the end (delta: -107.3 MB). Peak memory consumption was 24.8 MB. Max. memory is 11.5 GB. [2018-12-08 11:27:44,020 INFO L168 Benchmark]: Boogie Procedure Inliner took 36.05 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. [2018-12-08 11:27:44,020 INFO L168 Benchmark]: Boogie Preprocessor took 17.98 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. [2018-12-08 11:27:44,020 INFO L168 Benchmark]: RCFGBuilder took 430.02 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 988.2 MB in the end (delta: 70.8 MB). Peak memory consumption was 70.8 MB. Max. memory is 11.5 GB. [2018-12-08 11:27:44,020 INFO L168 Benchmark]: CodeCheck took 6355.04 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 162.5 MB). Free memory was 988.2 MB in the beginning and 1.1 GB in the end (delta: -119.5 MB). Peak memory consumption was 43.0 MB. Max. memory is 11.5 GB. [2018-12-08 11:27:44,020 INFO L168 Benchmark]: Witness Printer took 47.46 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 11.5 GB. [2018-12-08 11:27:44,021 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 9 procedures, 82 locations, 1 error locations. SAFE Result, 6.1s OverallTime, 26 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 774646468 SDtfs, 212638588 SDslu, 358239868 SDs, 0 SdLazy, 329506492 SolverSat, 105941220 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 10495 GetRequests, 10230 SyntacticMatches, 69 SemanticMatches, 196 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16643 ImplicationChecksByTransitivity, 4.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 1088 NumberOfCodeBlocks, 1088 NumberOfCodeBlocksAsserted, 25 NumberOfCheckSat, 1063 ConstructedInterpolants, 0 QuantifiedInterpolants, 95176 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 25 InterpolantComputations, 20 PerfectInterpolantSequences, 327/338 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: 650]: 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: 426]: Loop Invariant Derived loop invariant: (methaneLevelCritical == tmp || (!(0 == tmp) && !(\old(pumpRunning) == pumpRunning))) || (!(0 == tmp) && !(0 == pumpRunning)) - InvariantResult [Line: 426]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 799]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 879]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 698]: Loop Invariant Derived loop invariant: (!(0 == pumpRunning) || \old(pumpRunning) == pumpRunning) || 0 == systemActive - InvariantResult [Line: 706]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 731]: Loop Invariant Derived loop invariant: \old(pumpRunning) == pumpRunning - InvariantResult [Line: 460]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 539]: Loop Invariant Derived loop invariant: ((tmp == systemActive && 0 == methaneLevelCritical) && 0 == pumpRunning) && tmp == 1 - InvariantResult [Line: 880]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 539]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 274.34 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 75.0 MB). Free memory was 957.1 MB in the beginning and 1.1 GB in the end (delta: -107.3 MB). Peak memory consumption was 24.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 36.05 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 17.98 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 430.02 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 988.2 MB in the end (delta: 70.8 MB). Peak memory consumption was 70.8 MB. Max. memory is 11.5 GB. * CodeCheck took 6355.04 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 162.5 MB). Free memory was 988.2 MB in the beginning and 1.1 GB in the end (delta: -119.5 MB). Peak memory consumption was 43.0 MB. Max. memory is 11.5 GB. * Witness Printer took 47.46 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...