./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product30_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_40d489a3-d585-4686-9c47-17071e777949/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_40d489a3-d585-4686-9c47-17071e777949/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_40d489a3-d585-4686-9c47-17071e777949/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_40d489a3-d585-4686-9c47-17071e777949/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product30_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_40d489a3-d585-4686-9c47-17071e777949/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_40d489a3-d585-4686-9c47-17071e777949/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 bd2e3a23ca3a9dd9f2f02315ad4615e39e48f52f .................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 17:56:06,831 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 17:56:06,832 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 17:56:06,840 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 17:56:06,840 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 17:56:06,841 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 17:56:06,842 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 17:56:06,843 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 17:56:06,844 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 17:56:06,844 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 17:56:06,845 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 17:56:06,845 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 17:56:06,846 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 17:56:06,847 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 17:56:06,847 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 17:56:06,848 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 17:56:06,849 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 17:56:06,850 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 17:56:06,852 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 17:56:06,853 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 17:56:06,854 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 17:56:06,855 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 17:56:06,856 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 17:56:06,857 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 17:56:06,857 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 17:56:06,858 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 17:56:06,858 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 17:56:06,859 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 17:56:06,860 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 17:56:06,861 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 17:56:06,861 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 17:56:06,862 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 17:56:06,862 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 17:56:06,862 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 17:56:06,863 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 17:56:06,864 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 17:56:06,864 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_40d489a3-d585-4686-9c47-17071e777949/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 17:56:06,882 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 17:56:06,882 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 17:56:06,883 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 17:56:06,883 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 17:56:06,883 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 17:56:06,884 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 17:56:06,884 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 17:56:06,884 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 17:56:06,884 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 17:56:06,884 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 17:56:06,884 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 17:56:06,884 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 17:56:06,885 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 17:56:06,885 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 17:56:06,885 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 17:56:06,885 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 17:56:06,885 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 17:56:06,885 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 17:56:06,885 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 17:56:06,885 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 17:56:06,886 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 17:56:06,886 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 17:56:06,886 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 17:56:06,886 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 17:56:06,886 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 17:56:06,886 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 17:56:06,886 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 17:56:06,886 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 17:56:06,886 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 17:56:06,887 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_40d489a3-d585-4686-9c47-17071e777949/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 -> bd2e3a23ca3a9dd9f2f02315ad4615e39e48f52f [2018-11-18 17:56:06,909 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 17:56:06,918 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 17:56:06,920 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 17:56:06,921 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 17:56:06,922 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 17:56:06,922 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_40d489a3-d585-4686-9c47-17071e777949/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec4_product30_true-unreach-call_false-termination.cil.c [2018-11-18 17:56:06,968 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_40d489a3-d585-4686-9c47-17071e777949/bin-2019/ukojak/data/43c8f948b/bca5d511d23d41c2b2785a13dce6b30d/FLAG0c353d1eb [2018-11-18 17:56:07,325 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 17:56:07,325 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_40d489a3-d585-4686-9c47-17071e777949/sv-benchmarks/c/product-lines/minepump_spec4_product30_true-unreach-call_false-termination.cil.c [2018-11-18 17:56:07,334 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_40d489a3-d585-4686-9c47-17071e777949/bin-2019/ukojak/data/43c8f948b/bca5d511d23d41c2b2785a13dce6b30d/FLAG0c353d1eb [2018-11-18 17:56:07,730 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_40d489a3-d585-4686-9c47-17071e777949/bin-2019/ukojak/data/43c8f948b/bca5d511d23d41c2b2785a13dce6b30d [2018-11-18 17:56:07,732 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 17:56:07,733 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 17:56:07,734 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 17:56:07,734 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 17:56:07,736 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 17:56:07,736 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 05:56:07" (1/1) ... [2018-11-18 17:56:07,738 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@493d916f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:56:07, skipping insertion in model container [2018-11-18 17:56:07,738 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 05:56:07" (1/1) ... [2018-11-18 17:56:07,744 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 17:56:07,774 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 17:56:07,980 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 17:56:07,989 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 17:56:08,110 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 17:56:08,131 INFO L195 MainTranslator]: Completed translation [2018-11-18 17:56:08,131 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:56:08 WrapperNode [2018-11-18 17:56:08,131 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 17:56:08,132 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 17:56:08,132 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 17:56:08,132 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 17:56:08,139 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:56:08" (1/1) ... [2018-11-18 17:56:08,152 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:56:08" (1/1) ... [2018-11-18 17:56:08,175 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 17:56:08,175 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 17:56:08,175 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 17:56:08,175 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 17:56:08,181 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:56:08" (1/1) ... [2018-11-18 17:56:08,181 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:56:08" (1/1) ... [2018-11-18 17:56:08,184 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:56:08" (1/1) ... [2018-11-18 17:56:08,184 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:56:08" (1/1) ... [2018-11-18 17:56:08,190 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:56:08" (1/1) ... [2018-11-18 17:56:08,195 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:56:08" (1/1) ... [2018-11-18 17:56:08,197 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:56:08" (1/1) ... [2018-11-18 17:56:08,199 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 17:56:08,200 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 17:56:08,200 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 17:56:08,200 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 17:56:08,201 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:56:08" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_40d489a3-d585-4686-9c47-17071e777949/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 [2018-11-18 17:56:08,242 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 17:56:08,243 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-18 17:56:08,243 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-18 17:56:08,243 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-18 17:56:08,243 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-18 17:56:08,243 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-18 17:56:08,243 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-18 17:56:08,243 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-18 17:56:08,243 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-18 17:56:08,243 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-11-18 17:56:08,244 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-11-18 17:56:08,244 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-18 17:56:08,244 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-18 17:56:08,244 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-18 17:56:08,244 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-18 17:56:08,244 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-18 17:56:08,244 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-18 17:56:08,244 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 17:56:08,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 17:56:08,987 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 17:56:08,993 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 05:56:08 BoogieIcfgContainer [2018-11-18 17:56:08,993 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 17:56:08,993 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 17:56:08,993 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 17:56:09,003 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 17:56:09,004 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 05:56:08" (1/1) ... [2018-11-18 17:56:09,014 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 17:56:09,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:56:09,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 61 states and 81 transitions. [2018-11-18 17:56:09,051 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 81 transitions. [2018-11-18 17:56:09,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-18 17:56:09,056 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:56:09,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:56:09,215 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:56:09,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:56:09,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 61 states and 78 transitions. [2018-11-18 17:56:09,225 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 78 transitions. [2018-11-18 17:56:09,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-18 17:56:09,226 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:56:09,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:56:09,314 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:56:09,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:56:09,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 64 states and 82 transitions. [2018-11-18 17:56:09,355 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 82 transitions. [2018-11-18 17:56:09,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-18 17:56:09,356 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:56:09,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:56:09,490 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:56:09,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:56:09,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 76 states and 108 transitions. [2018-11-18 17:56:09,655 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 108 transitions. [2018-11-18 17:56:09,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-18 17:56:09,656 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:56:09,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:56:09,781 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:56:09,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:56:09,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 86 states and 130 transitions. [2018-11-18 17:56:09,976 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 130 transitions. [2018-11-18 17:56:09,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-18 17:56:09,977 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:56:09,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:56:10,014 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:56:10,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:56:10,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 87 states and 131 transitions. [2018-11-18 17:56:10,033 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 131 transitions. [2018-11-18 17:56:10,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-18 17:56:10,035 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:56:10,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:56:10,068 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:56:10,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:56:10,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 90 states and 137 transitions. [2018-11-18 17:56:10,099 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 137 transitions. [2018-11-18 17:56:10,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-18 17:56:10,101 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:56:10,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:56:10,166 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:56:10,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:56:10,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 94 states and 147 transitions. [2018-11-18 17:56:10,236 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 147 transitions. [2018-11-18 17:56:10,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-18 17:56:10,238 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:56:10,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:56:10,262 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:56:10,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:56:10,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 96 states and 149 transitions. [2018-11-18 17:56:10,312 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 149 transitions. [2018-11-18 17:56:10,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-18 17:56:10,314 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:56:10,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:56:10,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:56:10,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:56:10,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 98 states and 154 transitions. [2018-11-18 17:56:10,486 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 154 transitions. [2018-11-18 17:56:10,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-18 17:56:10,487 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:56:10,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:56:10,541 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:56:10,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:56:10,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 96 states and 148 transitions. [2018-11-18 17:56:10,551 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 148 transitions. [2018-11-18 17:56:10,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-18 17:56:10,551 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:56:10,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:56:10,605 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:56:10,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:56:10,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 103 states and 160 transitions. [2018-11-18 17:56:10,785 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 160 transitions. [2018-11-18 17:56:10,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-18 17:56:10,786 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:56:10,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:56:10,807 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:56:10,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:56:10,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 104 states and 163 transitions. [2018-11-18 17:56:10,889 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 163 transitions. [2018-11-18 17:56:10,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-18 17:56:10,889 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:56:10,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:56:10,909 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:56:11,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:56:11,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 108 states and 170 transitions. [2018-11-18 17:56:11,003 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 170 transitions. [2018-11-18 17:56:11,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-18 17:56:11,004 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:56:11,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:56:11,023 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:56:11,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:56:11,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 109 states and 171 transitions. [2018-11-18 17:56:11,054 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 171 transitions. [2018-11-18 17:56:11,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-18 17:56:11,055 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:56:11,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:56:11,254 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:56:12,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:56:12,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 121 states and 206 transitions. [2018-11-18 17:56:12,181 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 206 transitions. [2018-11-18 17:56:12,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-18 17:56:12,182 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:56:12,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:56:12,217 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 17:56:12,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:56:12,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 129 states and 233 transitions. [2018-11-18 17:56:12,652 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 233 transitions. [2018-11-18 17:56:12,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-18 17:56:12,653 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:56:12,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:56:12,684 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 17:56:12,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:56:12,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 134 states and 245 transitions. [2018-11-18 17:56:12,996 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 245 transitions. [2018-11-18 17:56:12,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-18 17:56:12,997 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:56:13,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:56:13,023 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 17:56:13,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:56:13,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 136 states and 248 transitions. [2018-11-18 17:56:13,410 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 248 transitions. [2018-11-18 17:56:13,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-18 17:56:13,411 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:56:13,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:56:13,432 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 17:56:13,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:56:13,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 137 states and 248 transitions. [2018-11-18 17:56:13,566 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 248 transitions. [2018-11-18 17:56:13,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-18 17:56:13,567 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:56:13,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:56:13,597 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 17:56:13,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:56:13,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 138 states and 245 transitions. [2018-11-18 17:56:13,639 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 245 transitions. [2018-11-18 17:56:13,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-18 17:56:13,641 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:56:13,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:56:13,669 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 17:56:14,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:56:14,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 141 states and 250 transitions. [2018-11-18 17:56:14,167 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 250 transitions. [2018-11-18 17:56:14,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-18 17:56:14,167 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:56:14,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:56:14,219 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:56:14,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:56:14,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 133 states and 229 transitions. [2018-11-18 17:56:14,710 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 229 transitions. [2018-11-18 17:56:14,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-18 17:56:14,711 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:56:14,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:56:14,738 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-18 17:56:14,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:56:14,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 77 states and 113 transitions. [2018-11-18 17:56:14,767 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 113 transitions. [2018-11-18 17:56:14,767 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 17:56:14,767 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 24 iterations. [2018-11-18 17:56:14,775 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-18 17:56:14,962 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 17:56:14,964 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 17:56:14,964 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 17:56:14,964 INFO L579 CodeCheckObserver]: Invariant with dag size 16 [2018-11-18 17:56:14,968 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 17:56:14,968 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 17:56:14,968 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 17:56:14,968 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 17:56:14,968 INFO L579 CodeCheckObserver]: Invariant with dag size 3 [2018-11-18 17:56:14,969 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 17:56:14,969 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 17:56:14,969 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 17:56:14,969 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 17:56:14,969 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 17:56:14,969 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 17:56:14,969 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 17:56:14,970 INFO L579 CodeCheckObserver]: Invariant with dag size 9 [2018-11-18 17:56:14,970 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 05:56:14 ImpRootNode [2018-11-18 17:56:14,970 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 17:56:14,971 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 17:56:14,971 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 17:56:14,971 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 17:56:14,971 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 05:56:08" (3/4) ... [2018-11-18 17:56:14,974 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 17:56:14,978 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-18 17:56:14,978 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-18 17:56:14,978 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-18 17:56:14,978 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-18 17:56:14,978 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-18 17:56:14,979 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-18 17:56:14,979 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-11-18 17:56:14,979 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-18 17:56:14,984 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 39 nodes and edges [2018-11-18 17:56:14,984 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-11-18 17:56:14,985 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-11-18 17:56:15,005 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == pumpRunning) || (!(waterLevel == 1) && \old(pumpRunning) == pumpRunning)) || (pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel) [2018-11-18 17:56:15,006 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(pumpRunning) == pumpRunning [2018-11-18 17:56:15,040 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_40d489a3-d585-4686-9c47-17071e777949/bin-2019/ukojak/witness.graphml [2018-11-18 17:56:15,040 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 17:56:15,041 INFO L168 Benchmark]: Toolchain (without parser) took 7307.99 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 325.6 MB). Free memory was 957.0 MB in the beginning and 1.0 GB in the end (delta: -89.5 MB). Peak memory consumption was 236.1 MB. Max. memory is 11.5 GB. [2018-11-18 17:56:15,041 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 17:56:15,042 INFO L168 Benchmark]: CACSL2BoogieTranslator took 397.89 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.8 MB). Free memory was 957.0 MB in the beginning and 1.1 GB in the end (delta: -190.2 MB). Peak memory consumption was 35.8 MB. Max. memory is 11.5 GB. [2018-11-18 17:56:15,042 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.29 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-18 17:56:15,042 INFO L168 Benchmark]: Boogie Preprocessor took 24.26 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 17:56:15,042 INFO L168 Benchmark]: RCFGBuilder took 793.09 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 86.8 MB). Peak memory consumption was 86.8 MB. Max. memory is 11.5 GB. [2018-11-18 17:56:15,042 INFO L168 Benchmark]: CodeCheck took 5977.05 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 168.8 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.8 MB). Peak memory consumption was 171.6 MB. Max. memory is 11.5 GB. [2018-11-18 17:56:15,042 INFO L168 Benchmark]: Witness Printer took 69.49 ms. Allocated memory is still 1.4 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 7.8 MB). Peak memory consumption was 7.8 MB. Max. memory is 11.5 GB. [2018-11-18 17:56:15,043 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, 89 locations, 1 error locations. SAFE Result, 5.7s OverallTime, 24 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 171507216 SDtfs, 76932708 SDslu, 145536500 SDs, 0 SdLazy, 103957416 SolverSat, 32147072 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 6857 GetRequests, 6642 SyntacticMatches, 61 SemanticMatches, 154 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10281 ImplicationChecksByTransitivity, 4.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 680 NumberOfCodeBlocks, 680 NumberOfCodeBlocksAsserted, 23 NumberOfCheckSat, 657 ConstructedInterpolants, 0 QuantifiedInterpolants, 52601 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 23 InterpolantComputations, 17 PerfectInterpolantSequences, 128/153 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: 944]: 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: 817]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 382]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 383]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 172]: Loop Invariant Derived loop invariant: (!(0 == pumpRunning) || (!(waterLevel == 1) && \old(pumpRunning) == pumpRunning)) || (pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel) - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 403]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 944]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 230]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 208]: Loop Invariant Derived loop invariant: \old(pumpRunning) == pumpRunning - InvariantResult [Line: 183]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 288]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 146]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 138]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 807]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 891]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 373]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 891]: Loop Invariant Derived loop invariant: (0 == pumpRunning && 1 == waterLevel) && systemActive == waterLevel * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 397.89 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.8 MB). Free memory was 957.0 MB in the beginning and 1.1 GB in the end (delta: -190.2 MB). Peak memory consumption was 35.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 43.29 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 24.26 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 793.09 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 86.8 MB). Peak memory consumption was 86.8 MB. Max. memory is 11.5 GB. * CodeCheck took 5977.05 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 168.8 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.8 MB). Peak memory consumption was 171.6 MB. Max. memory is 11.5 GB. * Witness Printer took 69.49 ms. Allocated memory is still 1.4 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 7.8 MB). Peak memory consumption was 7.8 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...