./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product33_false-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_e3859513-5cda-46b1-ad0f-89dc6f054948/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e3859513-5cda-46b1-ad0f-89dc6f054948/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e3859513-5cda-46b1-ad0f-89dc6f054948/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e3859513-5cda-46b1-ad0f-89dc6f054948/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product33_false-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_e3859513-5cda-46b1-ad0f-89dc6f054948/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e3859513-5cda-46b1-ad0f-89dc6f054948/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 7aed16b7a73618bd36d72dc3243e4d7bd764fb49 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 10:22:46,191 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 10:22:46,192 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 10:22:46,198 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 10:22:46,198 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 10:22:46,199 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 10:22:46,200 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 10:22:46,201 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 10:22:46,202 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 10:22:46,203 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 10:22:46,203 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 10:22:46,203 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 10:22:46,204 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 10:22:46,205 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 10:22:46,205 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 10:22:46,205 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 10:22:46,206 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 10:22:46,207 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 10:22:46,208 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 10:22:46,209 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 10:22:46,210 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 10:22:46,211 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 10:22:46,212 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 10:22:46,213 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 10:22:46,213 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 10:22:46,214 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 10:22:46,214 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 10:22:46,215 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 10:22:46,215 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 10:22:46,216 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 10:22:46,216 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 10:22:46,217 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 10:22:46,217 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 10:22:46,217 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 10:22:46,218 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 10:22:46,218 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 10:22:46,218 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e3859513-5cda-46b1-ad0f-89dc6f054948/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 10:22:46,226 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 10:22:46,227 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 10:22:46,227 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 10:22:46,228 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 10:22:46,228 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 10:22:46,228 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 10:22:46,228 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 10:22:46,228 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 10:22:46,229 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 10:22:46,229 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 10:22:46,229 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 10:22:46,229 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 10:22:46,229 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 10:22:46,229 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 10:22:46,229 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 10:22:46,229 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 10:22:46,230 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 10:22:46,230 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 10:22:46,230 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 10:22:46,230 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 10:22:46,230 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 10:22:46,230 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 10:22:46,230 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 10:22:46,231 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 10:22:46,231 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 10:22:46,231 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 10:22:46,231 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 10:22:46,231 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 10:22:46,231 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_e3859513-5cda-46b1-ad0f-89dc6f054948/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 -> 7aed16b7a73618bd36d72dc3243e4d7bd764fb49 [2018-11-10 10:22:46,255 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 10:22:46,263 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 10:22:46,266 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 10:22:46,267 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 10:22:46,267 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 10:22:46,268 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e3859513-5cda-46b1-ad0f-89dc6f054948/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec2_product33_false-unreach-call_false-termination.cil.c [2018-11-10 10:22:46,314 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e3859513-5cda-46b1-ad0f-89dc6f054948/bin-2019/ukojak/data/e36b73b41/1f51a1170704426c8ae07fe7797d1e31/FLAG799aa5bed [2018-11-10 10:22:46,685 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 10:22:46,685 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e3859513-5cda-46b1-ad0f-89dc6f054948/sv-benchmarks/c/product-lines/minepump_spec2_product33_false-unreach-call_false-termination.cil.c [2018-11-10 10:22:46,693 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e3859513-5cda-46b1-ad0f-89dc6f054948/bin-2019/ukojak/data/e36b73b41/1f51a1170704426c8ae07fe7797d1e31/FLAG799aa5bed [2018-11-10 10:22:46,702 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e3859513-5cda-46b1-ad0f-89dc6f054948/bin-2019/ukojak/data/e36b73b41/1f51a1170704426c8ae07fe7797d1e31 [2018-11-10 10:22:46,704 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 10:22:46,705 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 10:22:46,705 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 10:22:46,705 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 10:22:46,708 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 10:22:46,709 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 10:22:46" (1/1) ... [2018-11-10 10:22:46,711 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23082619 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:22:46, skipping insertion in model container [2018-11-10 10:22:46,711 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 10:22:46" (1/1) ... [2018-11-10 10:22:46,718 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 10:22:46,749 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 10:22:46,940 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 10:22:46,948 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 10:22:47,000 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 10:22:47,021 INFO L193 MainTranslator]: Completed translation [2018-11-10 10:22:47,021 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:22:47 WrapperNode [2018-11-10 10:22:47,021 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 10:22:47,022 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 10:22:47,022 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 10:22:47,022 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 10:22:47,066 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:22:47" (1/1) ... [2018-11-10 10:22:47,079 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:22:47" (1/1) ... [2018-11-10 10:22:47,100 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 10:22:47,100 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 10:22:47,100 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 10:22:47,100 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 10:22:47,106 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:22:47" (1/1) ... [2018-11-10 10:22:47,106 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:22:47" (1/1) ... [2018-11-10 10:22:47,108 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:22:47" (1/1) ... [2018-11-10 10:22:47,108 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:22:47" (1/1) ... [2018-11-10 10:22:47,112 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:22:47" (1/1) ... [2018-11-10 10:22:47,115 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:22:47" (1/1) ... [2018-11-10 10:22:47,116 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:22:47" (1/1) ... [2018-11-10 10:22:47,118 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 10:22:47,118 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 10:22:47,118 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 10:22:47,118 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 10:22:47,118 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:22:47" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e3859513-5cda-46b1-ad0f-89dc6f054948/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 [2018-11-10 10:22:47,152 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 10:22:47,152 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-10 10:22:47,152 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-10 10:22:47,152 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-10 10:22:47,152 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-10 10:22:47,152 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-10 10:22:47,152 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-10 10:22:47,153 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-10 10:22:47,153 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-10 10:22:47,153 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-10 10:22:47,153 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-10 10:22:47,153 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-10 10:22:47,153 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-10 10:22:47,153 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 10:22:47,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 10:22:48,241 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 10:22:48,241 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 10:22:48 BoogieIcfgContainer [2018-11-10 10:22:48,241 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 10:22:48,242 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 10:22:48,242 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 10:22:48,248 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 10:22:48,248 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 10:22:48" (1/1) ... [2018-11-10 10:22:48,256 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 10:22:48,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:22:48,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 51 states and 68 transitions. [2018-11-10 10:22:48,283 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 68 transitions. [2018-11-10 10:22:48,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-10 10:22:48,287 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:22:48,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:22:48,425 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:22:48,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:22:48,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 51 states and 65 transitions. [2018-11-10 10:22:48,436 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 65 transitions. [2018-11-10 10:22:48,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-10 10:22:48,437 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:22:48,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:22:48,516 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:22:48,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:22:48,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 54 states and 69 transitions. [2018-11-10 10:22:48,544 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 69 transitions. [2018-11-10 10:22:48,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-10 10:22:48,545 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:22:48,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:22:48,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:22:48,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:22:48,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 64 states and 87 transitions. [2018-11-10 10:22:48,758 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 87 transitions. [2018-11-10 10:22:48,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-10 10:22:48,759 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:22:48,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:22:48,798 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:22:48,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:22:48,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 65 states and 88 transitions. [2018-11-10 10:22:48,807 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 88 transitions. [2018-11-10 10:22:48,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-10 10:22:48,808 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:22:48,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:22:48,839 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:22:48,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:22:48,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 66 states and 89 transitions. [2018-11-10 10:22:48,846 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 89 transitions. [2018-11-10 10:22:48,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-10 10:22:48,847 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:22:48,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:22:48,940 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:22:49,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:22:49,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 83 states and 120 transitions. [2018-11-10 10:22:49,329 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 120 transitions. [2018-11-10 10:22:49,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-10 10:22:49,330 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:22:49,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:22:49,370 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:22:49,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:22:49,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 94 states and 141 transitions. [2018-11-10 10:22:49,750 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 141 transitions. [2018-11-10 10:22:49,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-10 10:22:49,751 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:22:49,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:22:49,773 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:22:49,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:22:49,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 95 states and 144 transitions. [2018-11-10 10:22:49,840 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 144 transitions. [2018-11-10 10:22:49,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-10 10:22:49,841 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:22:49,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:22:49,862 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:22:49,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:22:49,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 96 states and 147 transitions. [2018-11-10 10:22:49,872 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 147 transitions. [2018-11-10 10:22:49,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-10 10:22:49,873 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:22:49,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:22:49,892 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:22:49,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:22:49,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 98 states and 150 transitions. [2018-11-10 10:22:49,971 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 150 transitions. [2018-11-10 10:22:49,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-10 10:22:49,972 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:22:49,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:22:49,993 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:22:50,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:22:50,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 99 states and 151 transitions. [2018-11-10 10:22:50,017 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 151 transitions. [2018-11-10 10:22:50,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-10 10:22:50,018 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:22:50,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:22:50,035 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:22:50,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:22:50,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 100 states and 152 transitions. [2018-11-10 10:22:50,043 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 152 transitions. [2018-11-10 10:22:50,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-10 10:22:50,043 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:22:50,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:22:50,160 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:22:51,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:22:51,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 113 states and 180 transitions. [2018-11-10 10:22:51,038 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 180 transitions. [2018-11-10 10:22:51,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-10 10:22:51,039 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:22:51,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:22:51,061 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:22:51,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:22:51,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 118 states and 188 transitions. [2018-11-10 10:22:51,307 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 188 transitions. [2018-11-10 10:22:51,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-10 10:22:51,308 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:22:51,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:22:51,360 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:22:52,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:22:52,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 139 states and 233 transitions. [2018-11-10 10:22:52,620 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 233 transitions. [2018-11-10 10:22:52,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-10 10:22:52,621 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:22:52,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:22:52,719 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:22:53,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:22:53,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 147 states and 242 transitions. [2018-11-10 10:22:53,629 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 242 transitions. [2018-11-10 10:22:53,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-10 10:22:53,630 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:22:53,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:22:53,725 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 10:22:54,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:22:54,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 154 states and 264 transitions. [2018-11-10 10:22:54,294 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 264 transitions. [2018-11-10 10:22:54,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-10 10:22:54,296 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:22:54,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:22:54,317 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 10:22:54,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:22:54,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 155 states and 267 transitions. [2018-11-10 10:22:54,513 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 267 transitions. [2018-11-10 10:22:54,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-10 10:22:54,514 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:22:54,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:22:54,537 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 10:22:54,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:22:54,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 157 states and 270 transitions. [2018-11-10 10:22:54,744 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 270 transitions. [2018-11-10 10:22:54,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-10 10:22:54,745 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:22:54,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:22:54,997 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-10 10:22:55,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:22:55,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 160 states and 281 transitions. [2018-11-10 10:22:55,651 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 281 transitions. [2018-11-10 10:22:55,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-10 10:22:55,652 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:22:55,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:22:55,728 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-10 10:22:55,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:22:55,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 161 states and 283 transitions. [2018-11-10 10:22:55,768 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 283 transitions. [2018-11-10 10:22:55,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-10 10:22:55,769 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:22:55,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:22:56,030 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 10:22:57,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:22:57,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 170 states and 309 transitions. [2018-11-10 10:22:57,619 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 309 transitions. [2018-11-10 10:22:57,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-10 10:22:57,620 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:22:57,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:22:57,646 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-10 10:22:57,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:22:57,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 160 states and 285 transitions. [2018-11-10 10:22:57,924 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 285 transitions. [2018-11-10 10:22:57,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-10 10:22:57,925 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:22:57,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:22:58,101 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 10:22:59,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:22:59,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 173 states and 318 transitions. [2018-11-10 10:22:59,278 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 318 transitions. [2018-11-10 10:22:59,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-10 10:22:59,279 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:22:59,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:22:59,410 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 10:23:00,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:23:00,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 179 states and 327 transitions. [2018-11-10 10:23:00,262 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 327 transitions. [2018-11-10 10:23:00,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-10 10:23:00,263 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:23:00,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:23:00,279 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 10:23:00,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:23:00,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 182 states and 333 transitions. [2018-11-10 10:23:00,501 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 333 transitions. [2018-11-10 10:23:00,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-10 10:23:00,503 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:23:00,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:23:00,516 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 10:23:00,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:23:00,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 185 states and 339 transitions. [2018-11-10 10:23:00,769 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 339 transitions. [2018-11-10 10:23:00,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-10 10:23:00,770 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:23:00,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:23:00,791 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 10:23:01,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:23:01,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 188 states and 341 transitions. [2018-11-10 10:23:01,013 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 341 transitions. [2018-11-10 10:23:01,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-10 10:23:01,014 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:23:01,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:23:01,034 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 10:23:01,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:23:01,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 192 states and 344 transitions. [2018-11-10 10:23:01,285 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 344 transitions. [2018-11-10 10:23:01,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-10 10:23:01,286 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:23:01,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:23:01,303 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 10:23:01,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:23:01,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 198 states and 350 transitions. [2018-11-10 10:23:01,771 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 350 transitions. [2018-11-10 10:23:01,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-10 10:23:01,772 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:23:01,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:23:01,787 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 10:23:02,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:23:02,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 201 states and 353 transitions. [2018-11-10 10:23:02,090 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 353 transitions. [2018-11-10 10:23:02,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-10 10:23:02,091 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:23:02,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:23:02,106 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 10:23:02,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:23:02,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 189 states and 330 transitions. [2018-11-10 10:23:02,338 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 330 transitions. [2018-11-10 10:23:02,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-10 10:23:02,339 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:23:02,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:23:02,591 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-10 10:23:05,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:23:05,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 205 states and 377 transitions. [2018-11-10 10:23:05,344 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 377 transitions. [2018-11-10 10:23:05,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-10 10:23:05,344 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:23:05,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:23:05,365 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 10:23:05,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:23:05,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 213 states and 406 transitions. [2018-11-10 10:23:05,892 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 406 transitions. [2018-11-10 10:23:05,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-10 10:23:05,893 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:23:05,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:23:06,075 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-10 10:23:07,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:23:07,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 222 states and 422 transitions. [2018-11-10 10:23:07,503 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 422 transitions. [2018-11-10 10:23:07,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-10 10:23:07,504 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:23:07,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:23:07,525 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 10:23:07,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:23:07,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 225 states and 428 transitions. [2018-11-10 10:23:07,908 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 428 transitions. [2018-11-10 10:23:07,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-10 10:23:07,908 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:23:07,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:23:07,924 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 10:23:07,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:23:07,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 226 states and 429 transitions. [2018-11-10 10:23:07,951 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 429 transitions. [2018-11-10 10:23:07,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-10 10:23:07,952 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:23:07,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:23:07,972 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 10:23:09,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:23:09,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 236 states and 465 transitions. [2018-11-10 10:23:09,227 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 465 transitions. [2018-11-10 10:23:09,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-10 10:23:09,228 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:23:09,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:23:09,248 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 10:23:09,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:23:09,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 238 states and 463 transitions. [2018-11-10 10:23:09,722 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 463 transitions. [2018-11-10 10:23:09,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-10 10:23:09,723 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:23:09,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:23:09,743 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 10:23:10,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:23:10,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 237 states and 460 transitions. [2018-11-10 10:23:10,134 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 460 transitions. [2018-11-10 10:23:10,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-10 10:23:10,135 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:23:10,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:23:10,152 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 10:23:10,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:23:10,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 235 states and 456 transitions. [2018-11-10 10:23:10,167 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 456 transitions. [2018-11-10 10:23:10,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-10 10:23:10,167 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:23:10,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:23:10,208 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 10:23:11,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:23:11,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 241 states and 474 transitions. [2018-11-10 10:23:11,287 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 474 transitions. [2018-11-10 10:23:11,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-10 10:23:11,288 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:23:11,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:23:11,337 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 10:23:11,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:23:11,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 243 states and 499 transitions. [2018-11-10 10:23:11,753 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 499 transitions. [2018-11-10 10:23:11,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-10 10:23:11,754 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:23:11,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:23:12,075 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 10:23:13,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:23:13,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 246 states and 495 transitions. [2018-11-10 10:23:13,451 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 495 transitions. [2018-11-10 10:23:13,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-10 10:23:13,452 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:23:13,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:23:13,466 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 10:23:14,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:23:14,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 248 states and 495 transitions. [2018-11-10 10:23:14,238 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 495 transitions. [2018-11-10 10:23:14,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-10 10:23:14,239 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:23:14,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:23:14,252 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 10:23:14,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:23:14,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 250 states and 504 transitions. [2018-11-10 10:23:14,630 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 504 transitions. [2018-11-10 10:23:14,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-10 10:23:14,631 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:23:14,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:23:14,669 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 10:23:14,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:23:14,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 251 states and 507 transitions. [2018-11-10 10:23:14,983 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 507 transitions. [2018-11-10 10:23:14,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-10 10:23:14,984 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:23:14,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:23:15,000 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 10:23:15,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:23:15,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 255 states and 513 transitions. [2018-11-10 10:23:15,621 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 513 transitions. [2018-11-10 10:23:15,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-10 10:23:15,622 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:23:15,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:23:15,638 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 10:23:17,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:23:17,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 263 states and 521 transitions. [2018-11-10 10:23:17,629 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 521 transitions. [2018-11-10 10:23:17,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-10 10:23:17,630 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:23:17,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:23:17,749 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 10:23:18,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:23:18,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 266 states and 527 transitions. [2018-11-10 10:23:18,052 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 527 transitions. [2018-11-10 10:23:18,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-10 10:23:18,052 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:23:18,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 10:23:18,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 10:23:18,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 10:23:18,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 10:23:18,338 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 51 iterations. [2018-11-10 10:23:18,457 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 10:23:18 ImpRootNode [2018-11-10 10:23:18,457 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 10:23:18,457 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 10:23:18,457 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 10:23:18,457 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 10:23:18,459 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 10:22:48" (3/4) ... [2018-11-10 10:23:18,461 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-11-10 10:23:18,548 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_e3859513-5cda-46b1-ad0f-89dc6f054948/bin-2019/ukojak/witness.graphml [2018-11-10 10:23:18,548 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 10:23:18,549 INFO L168 Benchmark]: Toolchain (without parser) took 31844.55 ms. Allocated memory was 1.0 GB in the beginning and 1.7 GB in the end (delta: 710.9 MB). Free memory was 959.2 MB in the beginning and 1.3 GB in the end (delta: -334.5 MB). Peak memory consumption was 376.4 MB. Max. memory is 11.5 GB. [2018-11-10 10:23:18,550 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 10:23:18,550 INFO L168 Benchmark]: CACSL2BoogieTranslator took 316.63 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 935.1 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-11-10 10:23:18,550 INFO L168 Benchmark]: Boogie Procedure Inliner took 77.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.4 MB). Free memory was 935.1 MB in the beginning and 1.1 GB in the end (delta: -200.0 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. [2018-11-10 10:23:18,550 INFO L168 Benchmark]: Boogie Preprocessor took 17.69 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 10:23:18,550 INFO L168 Benchmark]: RCFGBuilder took 1123.38 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 99.8 MB). Peak memory consumption was 99.8 MB. Max. memory is 11.5 GB. [2018-11-10 10:23:18,551 INFO L168 Benchmark]: CodeCheck took 30215.47 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 572.5 MB). Free memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: -277.7 MB). Peak memory consumption was 294.9 MB. Max. memory is 11.5 GB. [2018-11-10 10:23:18,551 INFO L168 Benchmark]: Witness Printer took 90.77 ms. Allocated memory is still 1.7 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 16.5 MB). Peak memory consumption was 16.5 MB. Max. memory is 11.5 GB. [2018-11-10 10:23:18,552 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 7 procedures, 115 locations, 1 error locations. UNSAFE Result, 30.0s OverallTime, 51 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: -112502864 SDtfs, -712658018 SDslu, 1512321040 SDs, 0 SdLazy, -1329858822 SolverSat, 811714816 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 37.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 24910 GetRequests, 24247 SyntacticMatches, 119 SemanticMatches, 544 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 147684 ImplicationChecksByTransitivity, 26.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 2.7s InterpolantComputationTime, 2208 NumberOfCodeBlocks, 2208 NumberOfCodeBlocksAsserted, 51 NumberOfCheckSat, 2103 ConstructedInterpolants, 0 QuantifiedInterpolants, 210837 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 50 InterpolantComputations, 45 PerfectInterpolantSequences, 588/601 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 - CounterExampleResult [Line: 284]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L137] FCALL "Env(Water:%i" [L138] FCALL ",Meth:" [L142] FCALL "CRIT" [L146] FCALL "OK" [L150] FCALL ")" [L394] FCALL "Pump(System:" [L398] FCALL "On" [L402] FCALL "Off" [L406] FCALL ",Pump:" [L410] FCALL "On" [L414] FCALL "Off" [L418] FCALL ") " [L420] FCALL "\n" [L807] FCALL "i > 0 && i <= this->argsCount" [L807] FCALL "libacc.c" [L808] FCALL "__utac__get_this_arg" [L814] FCALL "i > 0 && i <= this->argsCount" [L814] FCALL "libacc.c" [L815] FCALL "__utac__get_this_arg" [L853] FCALL "i > 0 && i <= this->argsCount" [L853] FCALL "libacc.c" [L854] FCALL "__utac__get_this_argtype" [L860] FCALL "i > 0 && i <= this->argsCount" [L860] FCALL "libacc.c" [L861] FCALL "__utac__get_this_argtype" [L85] int waterLevel = 1; [L86] int methaneLevelCritical = 0; [L179] int cleanupTimeShifts = 4; [L292] int pumpRunning = 0; [L293] int systemActive = 1; [L876] int methAndRunningLastTime ; [L679] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L257] int retValue_acc ; [L258] int tmp ; [L262] FCALL select_helpers() [L263] FCALL select_features() [L264] CALL, EXPR valid_product() [L69] int retValue_acc ; [L72] retValue_acc = 1 [L73] RET return (retValue_acc); [L264] EXPR valid_product() [L264] tmp = valid_product() [L266] COND TRUE \read(tmp) [L268] FCALL setup() [L269] CALL runTest() [L250] CALL __utac_acc__Specification2_spec__1() [L881] RET methAndRunningLastTime = 0 [L250] __utac_acc__Specification2_spec__1() [L251] CALL test() [L446] int splverifierCounter ; [L447] int tmp ; [L448] int tmp___0 ; [L449] int tmp___1 ; [L450] int tmp___2 ; [L453] splverifierCounter = 0 VAL [") "={14:0}, ")"={22:0}, ",Meth:"={26:0}, ",Pump:"={17:0}, "\n"={12:0}, "__utac__get_this_arg"={33:0}, "__utac__get_this_arg"={36:0}, "__utac__get_this_argtype"={39:0}, "__utac__get_this_argtype"={29:0}, "CRIT"={24:0}, "Env(Water:%i"={27:0}, "i > 0 && i <= this->argsCount"={34:0}, "i > 0 && i <= this->argsCount"={40:0}, "i > 0 && i <= this->argsCount"={8:0}, "i > 0 && i <= this->argsCount"={37:0}, "libacc.c"={38:0}, "libacc.c"={11:0}, "libacc.c"={35:0}, "libacc.c"={42:0}, "Off"={15:0}, "Off"={18:0}, "OK"={23:0}, "On"={16:0}, "On"={19:0}, "Pump(System:"={20:0}, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L455] COND TRUE 1 VAL [") "={14:0}, ")"={22:0}, ",Meth:"={26:0}, ",Pump:"={17:0}, "\n"={12:0}, "__utac__get_this_arg"={33:0}, "__utac__get_this_arg"={36:0}, "__utac__get_this_argtype"={39:0}, "__utac__get_this_argtype"={29:0}, "CRIT"={24:0}, "Env(Water:%i"={27:0}, "i > 0 && i <= this->argsCount"={34:0}, "i > 0 && i <= this->argsCount"={40:0}, "i > 0 && i <= this->argsCount"={8:0}, "i > 0 && i <= this->argsCount"={37:0}, "libacc.c"={38:0}, "libacc.c"={11:0}, "libacc.c"={35:0}, "libacc.c"={42:0}, "Off"={15:0}, "Off"={18:0}, "OK"={23:0}, "On"={16:0}, "On"={19:0}, "Pump(System:"={20:0}, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L457] COND TRUE splverifierCounter < 4 [L463] tmp = __VERIFIER_nondet_int() [L465] COND TRUE \read(tmp) VAL [") "={14:0}, ")"={22:0}, ",Meth:"={26:0}, ",Pump:"={17:0}, "\n"={12:0}, "__utac__get_this_arg"={33:0}, "__utac__get_this_arg"={36:0}, "__utac__get_this_argtype"={39:0}, "__utac__get_this_argtype"={29:0}, "CRIT"={24:0}, "Env(Water:%i"={27:0}, "i > 0 && i <= this->argsCount"={40:0}, "i > 0 && i <= this->argsCount"={34:0}, "i > 0 && i <= this->argsCount"={8:0}, "i > 0 && i <= this->argsCount"={37:0}, "libacc.c"={38:0}, "libacc.c"={11:0}, "libacc.c"={35:0}, "libacc.c"={42:0}, "Off"={15:0}, "Off"={18:0}, "OK"={23:0}, "On"={16:0}, "On"={19:0}, "Pump(System:"={20:0}, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L467] CALL waterRise() VAL [") "={14:0}, ")"={22:0}, ",Meth:"={26:0}, ",Pump:"={17:0}, "\n"={12:0}, "__utac__get_this_arg"={33:0}, "__utac__get_this_arg"={36:0}, "__utac__get_this_argtype"={39:0}, "__utac__get_this_argtype"={29:0}, "CRIT"={24:0}, "Env(Water:%i"={27:0}, "i > 0 && i <= this->argsCount"={34:0}, "i > 0 && i <= this->argsCount"={40:0}, "i > 0 && i <= this->argsCount"={8:0}, "i > 0 && i <= this->argsCount"={37:0}, "libacc.c"={38:0}, "libacc.c"={11:0}, "libacc.c"={35:0}, "libacc.c"={42:0}, "Off"={15:0}, "Off"={18:0}, "OK"={23:0}, "On"={16:0}, "On"={19:0}, "Pump(System:"={20:0}, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L103] COND TRUE waterLevel < 2 [L104] RET waterLevel = waterLevel + 1 [L467] waterRise() VAL [") "={14:0}, ")"={22:0}, ",Meth:"={26:0}, ",Pump:"={17:0}, "\n"={12:0}, "__utac__get_this_arg"={33:0}, "__utac__get_this_arg"={36:0}, "__utac__get_this_argtype"={39:0}, "__utac__get_this_argtype"={29:0}, "CRIT"={24:0}, "Env(Water:%i"={27:0}, "i > 0 && i <= this->argsCount"={40:0}, "i > 0 && i <= this->argsCount"={34:0}, "i > 0 && i <= this->argsCount"={8:0}, "i > 0 && i <= this->argsCount"={37:0}, "libacc.c"={38:0}, "libacc.c"={11:0}, "libacc.c"={35:0}, "libacc.c"={42:0}, "Off"={15:0}, "Off"={18:0}, "OK"={23:0}, "On"={16:0}, "On"={19:0}, "Pump(System:"={20:0}, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L473] tmp___0 = __VERIFIER_nondet_int() [L475] COND TRUE \read(tmp___0) VAL [") "={14:0}, ")"={22:0}, ",Meth:"={26:0}, ",Pump:"={17:0}, "\n"={12:0}, "__utac__get_this_arg"={33:0}, "__utac__get_this_arg"={36:0}, "__utac__get_this_argtype"={39:0}, "__utac__get_this_argtype"={29:0}, "CRIT"={24:0}, "Env(Water:%i"={27:0}, "i > 0 && i <= this->argsCount"={40:0}, "i > 0 && i <= this->argsCount"={34:0}, "i > 0 && i <= this->argsCount"={8:0}, "i > 0 && i <= this->argsCount"={37:0}, "libacc.c"={38:0}, "libacc.c"={11:0}, "libacc.c"={35:0}, "libacc.c"={42:0}, "Off"={15:0}, "Off"={18:0}, "OK"={23:0}, "On"={16:0}, "On"={19:0}, "Pump(System:"={20:0}, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L477] CALL changeMethaneLevel() VAL [") "={14:0}, ")"={22:0}, ",Meth:"={26:0}, ",Pump:"={17:0}, "\n"={12:0}, "__utac__get_this_arg"={33:0}, "__utac__get_this_arg"={36:0}, "__utac__get_this_argtype"={39:0}, "__utac__get_this_argtype"={29:0}, "CRIT"={24:0}, "Env(Water:%i"={27:0}, "i > 0 && i <= this->argsCount"={34:0}, "i > 0 && i <= this->argsCount"={40:0}, "i > 0 && i <= this->argsCount"={8:0}, "i > 0 && i <= this->argsCount"={37:0}, "libacc.c"={38:0}, "libacc.c"={11:0}, "libacc.c"={35:0}, "libacc.c"={42:0}, "Off"={15:0}, "Off"={18:0}, "OK"={23:0}, "On"={16:0}, "On"={19:0}, "Pump(System:"={20:0}, \old(methaneLevelCritical)=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L115] COND FALSE !(\read(methaneLevelCritical)) [L118] RET methaneLevelCritical = 1 [L477] changeMethaneLevel() VAL [") "={14:0}, ")"={22:0}, ",Meth:"={26:0}, ",Pump:"={17:0}, "\n"={12:0}, "__utac__get_this_arg"={33:0}, "__utac__get_this_arg"={36:0}, "__utac__get_this_argtype"={39:0}, "__utac__get_this_argtype"={29:0}, "CRIT"={24:0}, "Env(Water:%i"={27:0}, "i > 0 && i <= this->argsCount"={34:0}, "i > 0 && i <= this->argsCount"={40:0}, "i > 0 && i <= this->argsCount"={8:0}, "i > 0 && i <= this->argsCount"={37:0}, "libacc.c"={38:0}, "libacc.c"={11:0}, "libacc.c"={35:0}, "libacc.c"={42:0}, "Off"={15:0}, "Off"={18:0}, "OK"={23:0}, "On"={16:0}, "On"={19:0}, "Pump(System:"={20:0}, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L483] tmp___2 = __VERIFIER_nondet_int() [L485] COND FALSE !(\read(tmp___2)) [L489] tmp___1 = __VERIFIER_nondet_int() [L491] COND TRUE \read(tmp___1) VAL [") "={14:0}, ")"={22:0}, ",Meth:"={26:0}, ",Pump:"={17:0}, "\n"={12:0}, "__utac__get_this_arg"={33:0}, "__utac__get_this_arg"={36:0}, "__utac__get_this_argtype"={39:0}, "__utac__get_this_argtype"={29:0}, "CRIT"={24:0}, "Env(Water:%i"={27:0}, "i > 0 && i <= this->argsCount"={34:0}, "i > 0 && i <= this->argsCount"={40:0}, "i > 0 && i <= this->argsCount"={8:0}, "i > 0 && i <= this->argsCount"={37:0}, "libacc.c"={38:0}, "libacc.c"={11:0}, "libacc.c"={35:0}, "libacc.c"={42:0}, "Off"={15:0}, "Off"={18:0}, "OK"={23:0}, "On"={16:0}, "On"={19:0}, "Pump(System:"={20:0}, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L498] CALL timeShift() VAL [") "={14:0}, ")"={22:0}, ",Meth:"={26:0}, ",Pump:"={17:0}, "\n"={12:0}, "__utac__get_this_arg"={33:0}, "__utac__get_this_arg"={36:0}, "__utac__get_this_argtype"={39:0}, "__utac__get_this_argtype"={29:0}, "CRIT"={24:0}, "Env(Water:%i"={27:0}, "i > 0 && i <= this->argsCount"={40:0}, "i > 0 && i <= this->argsCount"={34:0}, "i > 0 && i <= this->argsCount"={8:0}, "i > 0 && i <= this->argsCount"={37:0}, "libacc.c"={38:0}, "libacc.c"={11:0}, "libacc.c"={35:0}, "libacc.c"={42:0}, "Off"={15:0}, "Off"={18:0}, "OK"={23:0}, "On"={16:0}, "On"={19:0}, "Pump(System:"={20:0}, \old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L300] COND FALSE !(\read(pumpRunning)) VAL [") "={14:0}, ")"={22:0}, ",Meth:"={26:0}, ",Pump:"={17:0}, "\n"={12:0}, "__utac__get_this_arg"={33:0}, "__utac__get_this_arg"={36:0}, "__utac__get_this_argtype"={39:0}, "__utac__get_this_argtype"={29:0}, "CRIT"={24:0}, "Env(Water:%i"={27:0}, "i > 0 && i <= this->argsCount"={40:0}, "i > 0 && i <= this->argsCount"={34:0}, "i > 0 && i <= this->argsCount"={8:0}, "i > 0 && i <= this->argsCount"={37:0}, "libacc.c"={38:0}, "libacc.c"={11:0}, "libacc.c"={35:0}, "libacc.c"={42:0}, "Off"={15:0}, "Off"={18:0}, "OK"={23:0}, "On"={16:0}, "On"={19:0}, "Pump(System:"={20:0}, \old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L307] COND TRUE \read(systemActive) [L309] CALL processEnvironment() [L329] int tmp ; VAL [") "={14:0}, ")"={22:0}, ",Meth:"={26:0}, ",Pump:"={17:0}, "\n"={12:0}, "__utac__get_this_arg"={33:0}, "__utac__get_this_arg"={36:0}, "__utac__get_this_argtype"={39:0}, "__utac__get_this_argtype"={29:0}, "CRIT"={24:0}, "Env(Water:%i"={27:0}, "i > 0 && i <= this->argsCount"={40:0}, "i > 0 && i <= this->argsCount"={34:0}, "i > 0 && i <= this->argsCount"={8:0}, "i > 0 && i <= this->argsCount"={37:0}, "libacc.c"={38:0}, "libacc.c"={11:0}, "libacc.c"={35:0}, "libacc.c"={42:0}, "Off"={15:0}, "Off"={18:0}, "OK"={23:0}, "On"={16:0}, "On"={19:0}, "Pump(System:"={20:0}, \old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L332] COND TRUE ! pumpRunning [L334] CALL, EXPR isHighWaterLevel() [L426] int retValue_acc ; [L427] int tmp ; [L428] int tmp___0 ; [L432] CALL, EXPR isHighWaterSensorDry() [L165] int retValue_acc ; [L168] COND FALSE !(waterLevel < 2) [L172] retValue_acc = 0 [L173] RET return (retValue_acc); [L432] EXPR isHighWaterSensorDry() [L432] tmp = isHighWaterSensorDry() [L434] COND FALSE !(\read(tmp)) [L437] tmp___0 = 1 [L439] retValue_acc = tmp___0 [L440] RET return (retValue_acc); [L334] EXPR isHighWaterLevel() [L334] tmp = isHighWaterLevel() [L336] COND TRUE \read(tmp) [L338] CALL activatePump() [L357] RET pumpRunning = 1 [L338] RET activatePump() [L309] processEnvironment() [L315] CALL __utac_acc__Specification2_spec__2() [L886] int tmp ; [L887] int tmp___0 ; VAL [") "={14:0}, ")"={22:0}, ",Meth:"={26:0}, ",Pump:"={17:0}, "\n"={12:0}, "__utac__get_this_arg"={33:0}, "__utac__get_this_arg"={36:0}, "__utac__get_this_argtype"={39:0}, "__utac__get_this_argtype"={29:0}, "CRIT"={24:0}, "Env(Water:%i"={27:0}, "i > 0 && i <= this->argsCount"={34:0}, "i > 0 && i <= this->argsCount"={40:0}, "i > 0 && i <= this->argsCount"={8:0}, "i > 0 && i <= this->argsCount"={37:0}, "libacc.c"={38:0}, "libacc.c"={11:0}, "libacc.c"={35:0}, "libacc.c"={42:0}, "Off"={15:0}, "Off"={18:0}, "OK"={23:0}, "On"={16:0}, "On"={19:0}, "Pump(System:"={20:0}, \old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L891] CALL, EXPR isMethaneLevelCritical() VAL [") "={14:0}, ")"={22:0}, ",Meth:"={26:0}, ",Pump:"={17:0}, "\n"={12:0}, "__utac__get_this_arg"={33:0}, "__utac__get_this_arg"={36:0}, "__utac__get_this_argtype"={39:0}, "__utac__get_this_argtype"={29:0}, "CRIT"={24:0}, "Env(Water:%i"={27:0}, "i > 0 && i <= this->argsCount"={34:0}, "i > 0 && i <= this->argsCount"={40:0}, "i > 0 && i <= this->argsCount"={8:0}, "i > 0 && i <= this->argsCount"={37:0}, "libacc.c"={38:0}, "libacc.c"={11:0}, "libacc.c"={35:0}, "libacc.c"={42:0}, "Off"={15:0}, "Off"={18:0}, "OK"={23:0}, "On"={16:0}, "On"={19:0}, "Pump(System:"={20:0}, \old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L124] int retValue_acc ; [L127] retValue_acc = methaneLevelCritical [L128] RET return (retValue_acc); [L891] EXPR isMethaneLevelCritical() VAL [") "={14:0}, ")"={22:0}, ",Meth:"={26:0}, ",Pump:"={17:0}, "\n"={12:0}, "__utac__get_this_arg"={33:0}, "__utac__get_this_arg"={36:0}, "__utac__get_this_argtype"={39:0}, "__utac__get_this_argtype"={29:0}, "CRIT"={24:0}, "Env(Water:%i"={27:0}, "i > 0 && i <= this->argsCount"={34:0}, "i > 0 && i <= this->argsCount"={40:0}, "i > 0 && i <= this->argsCount"={8:0}, "i > 0 && i <= this->argsCount"={37:0}, "libacc.c"={38:0}, "libacc.c"={11:0}, "libacc.c"={35:0}, "libacc.c"={42:0}, "Off"={15:0}, "Off"={18:0}, "OK"={23:0}, "On"={16:0}, "On"={19:0}, "Pump(System:"={20:0}, \old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L891] tmp = isMethaneLevelCritical() [L893] COND TRUE \read(tmp) [L895] CALL, EXPR isPumpRunning() [L381] int retValue_acc ; [L384] retValue_acc = pumpRunning [L385] RET return (retValue_acc); [L895] EXPR isPumpRunning() [L895] tmp___0 = isPumpRunning() [L897] COND TRUE \read(tmp___0) VAL [") "={14:0}, ")"={22:0}, ",Meth:"={26:0}, ",Pump:"={17:0}, "\n"={12:0}, "__utac__get_this_arg"={33:0}, "__utac__get_this_arg"={36:0}, "__utac__get_this_argtype"={39:0}, "__utac__get_this_argtype"={29:0}, "CRIT"={24:0}, "Env(Water:%i"={27:0}, "i > 0 && i <= this->argsCount"={34:0}, "i > 0 && i <= this->argsCount"={40:0}, "i > 0 && i <= this->argsCount"={8:0}, "i > 0 && i <= this->argsCount"={37:0}, "libacc.c"={38:0}, "libacc.c"={11:0}, "libacc.c"={35:0}, "libacc.c"={42:0}, "Off"={15:0}, "Off"={18:0}, "OK"={23:0}, "On"={16:0}, "On"={19:0}, "Pump(System:"={20:0}, \old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L898] COND FALSE !(\read(methAndRunningLastTime)) [L903] RET methAndRunningLastTime = 1 VAL [") "={14:0}, ")"={22:0}, ",Meth:"={26:0}, ",Pump:"={17:0}, "\n"={12:0}, "__utac__get_this_arg"={33:0}, "__utac__get_this_arg"={36:0}, "__utac__get_this_argtype"={39:0}, "__utac__get_this_argtype"={29:0}, "CRIT"={24:0}, "Env(Water:%i"={27:0}, "i > 0 && i <= this->argsCount"={40:0}, "i > 0 && i <= this->argsCount"={34:0}, "i > 0 && i <= this->argsCount"={8:0}, "i > 0 && i <= this->argsCount"={37:0}, "libacc.c"={38:0}, "libacc.c"={11:0}, "libacc.c"={35:0}, "libacc.c"={42:0}, "Off"={15:0}, "Off"={18:0}, "OK"={23:0}, "On"={16:0}, "On"={19:0}, "Pump(System:"={20:0}, \old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L315] RET __utac_acc__Specification2_spec__2() [L498] timeShift() VAL [") "={14:0}, ")"={22:0}, ",Meth:"={26:0}, ",Pump:"={17:0}, "\n"={12:0}, "__utac__get_this_arg"={33:0}, "__utac__get_this_arg"={36:0}, "__utac__get_this_argtype"={39:0}, "__utac__get_this_argtype"={29:0}, "CRIT"={24:0}, "Env(Water:%i"={27:0}, "i > 0 && i <= this->argsCount"={34:0}, "i > 0 && i <= this->argsCount"={40:0}, "i > 0 && i <= this->argsCount"={8:0}, "i > 0 && i <= this->argsCount"={37:0}, "libacc.c"={38:0}, "libacc.c"={11:0}, "libacc.c"={35:0}, "libacc.c"={42:0}, "Off"={15:0}, "Off"={18:0}, "OK"={23:0}, "On"={16:0}, "On"={19:0}, "Pump(System:"={20:0}, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L455] COND TRUE 1 VAL [") "={14:0}, ")"={22:0}, ",Meth:"={26:0}, ",Pump:"={17:0}, "\n"={12:0}, "__utac__get_this_arg"={33:0}, "__utac__get_this_arg"={36:0}, "__utac__get_this_argtype"={39:0}, "__utac__get_this_argtype"={29:0}, "CRIT"={24:0}, "Env(Water:%i"={27:0}, "i > 0 && i <= this->argsCount"={40:0}, "i > 0 && i <= this->argsCount"={34:0}, "i > 0 && i <= this->argsCount"={8:0}, "i > 0 && i <= this->argsCount"={37:0}, "libacc.c"={38:0}, "libacc.c"={11:0}, "libacc.c"={35:0}, "libacc.c"={42:0}, "Off"={15:0}, "Off"={18:0}, "OK"={23:0}, "On"={16:0}, "On"={19:0}, "Pump(System:"={20:0}, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L457] COND TRUE splverifierCounter < 4 [L463] tmp = __VERIFIER_nondet_int() [L465] COND FALSE !(\read(tmp)) VAL [") "={14:0}, ")"={22:0}, ",Meth:"={26:0}, ",Pump:"={17:0}, "\n"={12:0}, "__utac__get_this_arg"={33:0}, "__utac__get_this_arg"={36:0}, "__utac__get_this_argtype"={39:0}, "__utac__get_this_argtype"={29:0}, "CRIT"={24:0}, "Env(Water:%i"={27:0}, "i > 0 && i <= this->argsCount"={34:0}, "i > 0 && i <= this->argsCount"={40:0}, "i > 0 && i <= this->argsCount"={8:0}, "i > 0 && i <= this->argsCount"={37:0}, "libacc.c"={38:0}, "libacc.c"={11:0}, "libacc.c"={35:0}, "libacc.c"={42:0}, "Off"={15:0}, "Off"={18:0}, "OK"={23:0}, "On"={16:0}, "On"={19:0}, "Pump(System:"={20:0}, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L473] tmp___0 = __VERIFIER_nondet_int() [L475] COND FALSE !(\read(tmp___0)) VAL [") "={14:0}, ")"={22:0}, ",Meth:"={26:0}, ",Pump:"={17:0}, "\n"={12:0}, "__utac__get_this_arg"={33:0}, "__utac__get_this_arg"={36:0}, "__utac__get_this_argtype"={39:0}, "__utac__get_this_argtype"={29:0}, "CRIT"={24:0}, "Env(Water:%i"={27:0}, "i > 0 && i <= this->argsCount"={34:0}, "i > 0 && i <= this->argsCount"={40:0}, "i > 0 && i <= this->argsCount"={8:0}, "i > 0 && i <= this->argsCount"={37:0}, "libacc.c"={38:0}, "libacc.c"={11:0}, "libacc.c"={35:0}, "libacc.c"={42:0}, "Off"={15:0}, "Off"={18:0}, "OK"={23:0}, "On"={16:0}, "On"={19:0}, "Pump(System:"={20:0}, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L483] tmp___2 = __VERIFIER_nondet_int() [L485] COND FALSE !(\read(tmp___2)) [L489] tmp___1 = __VERIFIER_nondet_int() [L491] COND TRUE \read(tmp___1) VAL [") "={14:0}, ")"={22:0}, ",Meth:"={26:0}, ",Pump:"={17:0}, "\n"={12:0}, "__utac__get_this_arg"={33:0}, "__utac__get_this_arg"={36:0}, "__utac__get_this_argtype"={39:0}, "__utac__get_this_argtype"={29:0}, "CRIT"={24:0}, "Env(Water:%i"={27:0}, "i > 0 && i <= this->argsCount"={34:0}, "i > 0 && i <= this->argsCount"={40:0}, "i > 0 && i <= this->argsCount"={8:0}, "i > 0 && i <= this->argsCount"={37:0}, "libacc.c"={38:0}, "libacc.c"={11:0}, "libacc.c"={35:0}, "libacc.c"={42:0}, "Off"={15:0}, "Off"={18:0}, "OK"={23:0}, "On"={16:0}, "On"={19:0}, "Pump(System:"={20:0}, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L498] CALL timeShift() VAL [") "={14:0}, ")"={22:0}, ",Meth:"={26:0}, ",Pump:"={17:0}, "\n"={12:0}, "__utac__get_this_arg"={33:0}, "__utac__get_this_arg"={36:0}, "__utac__get_this_argtype"={39:0}, "__utac__get_this_argtype"={29:0}, "CRIT"={24:0}, "Env(Water:%i"={27:0}, "i > 0 && i <= this->argsCount"={40:0}, "i > 0 && i <= this->argsCount"={34:0}, "i > 0 && i <= this->argsCount"={8:0}, "i > 0 && i <= this->argsCount"={37:0}, "libacc.c"={38:0}, "libacc.c"={11:0}, "libacc.c"={35:0}, "libacc.c"={42:0}, "Off"={15:0}, "Off"={18:0}, "OK"={23:0}, "On"={16:0}, "On"={19:0}, "Pump(System:"={20:0}, \old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L300] COND TRUE \read(pumpRunning) [L302] CALL lowerWaterLevel() [L91] COND TRUE waterLevel > 0 [L92] RET waterLevel = waterLevel - 1 [L302] lowerWaterLevel() [L307] COND TRUE \read(systemActive) [L309] CALL processEnvironment() [L329] int tmp ; VAL [") "={14:0}, ")"={22:0}, ",Meth:"={26:0}, ",Pump:"={17:0}, "\n"={12:0}, "__utac__get_this_arg"={33:0}, "__utac__get_this_arg"={36:0}, "__utac__get_this_argtype"={39:0}, "__utac__get_this_argtype"={29:0}, "CRIT"={24:0}, "Env(Water:%i"={27:0}, "i > 0 && i <= this->argsCount"={34:0}, "i > 0 && i <= this->argsCount"={40:0}, "i > 0 && i <= this->argsCount"={8:0}, "i > 0 && i <= this->argsCount"={37:0}, "libacc.c"={38:0}, "libacc.c"={11:0}, "libacc.c"={35:0}, "libacc.c"={42:0}, "Off"={15:0}, "Off"={18:0}, "OK"={23:0}, "On"={16:0}, "On"={19:0}, "Pump(System:"={20:0}, \old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L332] COND FALSE !(! pumpRunning) VAL [") "={14:0}, ")"={22:0}, ",Meth:"={26:0}, ",Pump:"={17:0}, "\n"={12:0}, "__utac__get_this_arg"={33:0}, "__utac__get_this_arg"={36:0}, "__utac__get_this_argtype"={39:0}, "__utac__get_this_argtype"={29:0}, "CRIT"={24:0}, "Env(Water:%i"={27:0}, "i > 0 && i <= this->argsCount"={34:0}, "i > 0 && i <= this->argsCount"={40:0}, "i > 0 && i <= this->argsCount"={8:0}, "i > 0 && i <= this->argsCount"={37:0}, "libacc.c"={38:0}, "libacc.c"={11:0}, "libacc.c"={35:0}, "libacc.c"={42:0}, "Off"={15:0}, "Off"={18:0}, "OK"={23:0}, "On"={16:0}, "On"={19:0}, "Pump(System:"={20:0}, \old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L347] RET, FCALL processEnvironment__wrappee__base() VAL [") "={14:0}, ")"={22:0}, ",Meth:"={26:0}, ",Pump:"={17:0}, "\n"={12:0}, "__utac__get_this_arg"={33:0}, "__utac__get_this_arg"={36:0}, "__utac__get_this_argtype"={39:0}, "__utac__get_this_argtype"={29:0}, "CRIT"={24:0}, "Env(Water:%i"={27:0}, "i > 0 && i <= this->argsCount"={40:0}, "i > 0 && i <= this->argsCount"={34:0}, "i > 0 && i <= this->argsCount"={8:0}, "i > 0 && i <= this->argsCount"={37:0}, "libacc.c"={38:0}, "libacc.c"={11:0}, "libacc.c"={35:0}, "libacc.c"={42:0}, "Off"={15:0}, "Off"={18:0}, "OK"={23:0}, "On"={16:0}, "On"={19:0}, "Pump(System:"={20:0}, \old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L309] processEnvironment() [L315] CALL __utac_acc__Specification2_spec__2() [L886] int tmp ; [L887] int tmp___0 ; VAL [") "={14:0}, ")"={22:0}, ",Meth:"={26:0}, ",Pump:"={17:0}, "\n"={12:0}, "__utac__get_this_arg"={33:0}, "__utac__get_this_arg"={36:0}, "__utac__get_this_argtype"={39:0}, "__utac__get_this_argtype"={29:0}, "CRIT"={24:0}, "Env(Water:%i"={27:0}, "i > 0 && i <= this->argsCount"={40:0}, "i > 0 && i <= this->argsCount"={34:0}, "i > 0 && i <= this->argsCount"={8:0}, "i > 0 && i <= this->argsCount"={37:0}, "libacc.c"={38:0}, "libacc.c"={11:0}, "libacc.c"={35:0}, "libacc.c"={42:0}, "Off"={15:0}, "Off"={18:0}, "OK"={23:0}, "On"={16:0}, "On"={19:0}, "Pump(System:"={20:0}, \old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L891] CALL, EXPR isMethaneLevelCritical() VAL [") "={14:0}, ")"={22:0}, ",Meth:"={26:0}, ",Pump:"={17:0}, "\n"={12:0}, "__utac__get_this_arg"={33:0}, "__utac__get_this_arg"={36:0}, "__utac__get_this_argtype"={39:0}, "__utac__get_this_argtype"={29:0}, "CRIT"={24:0}, "Env(Water:%i"={27:0}, "i > 0 && i <= this->argsCount"={34:0}, "i > 0 && i <= this->argsCount"={40:0}, "i > 0 && i <= this->argsCount"={8:0}, "i > 0 && i <= this->argsCount"={37:0}, "libacc.c"={38:0}, "libacc.c"={11:0}, "libacc.c"={35:0}, "libacc.c"={42:0}, "Off"={15:0}, "Off"={18:0}, "OK"={23:0}, "On"={16:0}, "On"={19:0}, "Pump(System:"={20:0}, \old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L124] int retValue_acc ; [L127] retValue_acc = methaneLevelCritical [L128] RET return (retValue_acc); [L891] EXPR isMethaneLevelCritical() VAL [") "={14:0}, ")"={22:0}, ",Meth:"={26:0}, ",Pump:"={17:0}, "\n"={12:0}, "__utac__get_this_arg"={33:0}, "__utac__get_this_arg"={36:0}, "__utac__get_this_argtype"={39:0}, "__utac__get_this_argtype"={29:0}, "CRIT"={24:0}, "Env(Water:%i"={27:0}, "i > 0 && i <= this->argsCount"={40:0}, "i > 0 && i <= this->argsCount"={34:0}, "i > 0 && i <= this->argsCount"={8:0}, "i > 0 && i <= this->argsCount"={37:0}, "libacc.c"={38:0}, "libacc.c"={11:0}, "libacc.c"={35:0}, "libacc.c"={42:0}, "Off"={15:0}, "Off"={18:0}, "OK"={23:0}, "On"={16:0}, "On"={19:0}, "Pump(System:"={20:0}, \old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L891] tmp = isMethaneLevelCritical() [L893] COND TRUE \read(tmp) [L895] CALL, EXPR isPumpRunning() [L381] int retValue_acc ; [L384] retValue_acc = pumpRunning [L385] RET return (retValue_acc); [L895] EXPR isPumpRunning() [L895] tmp___0 = isPumpRunning() [L897] COND TRUE \read(tmp___0) VAL [") "={14:0}, ")"={22:0}, ",Meth:"={26:0}, ",Pump:"={17:0}, "\n"={12:0}, "__utac__get_this_arg"={33:0}, "__utac__get_this_arg"={36:0}, "__utac__get_this_argtype"={39:0}, "__utac__get_this_argtype"={29:0}, "CRIT"={24:0}, "Env(Water:%i"={27:0}, "i > 0 && i <= this->argsCount"={34:0}, "i > 0 && i <= this->argsCount"={40:0}, "i > 0 && i <= this->argsCount"={8:0}, "i > 0 && i <= this->argsCount"={37:0}, "libacc.c"={38:0}, "libacc.c"={11:0}, "libacc.c"={35:0}, "libacc.c"={42:0}, "Off"={15:0}, "Off"={18:0}, "OK"={23:0}, "On"={16:0}, "On"={19:0}, "Pump(System:"={20:0}, \old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L898] COND TRUE \read(methAndRunningLastTime) [L900] CALL __automaton_fail() [L284] __VERIFIER_error() VAL [") "={14:0}, ")"={22:0}, ",Meth:"={26:0}, ",Pump:"={17:0}, "\n"={12:0}, "__utac__get_this_arg"={33:0}, "__utac__get_this_arg"={36:0}, "__utac__get_this_argtype"={39:0}, "__utac__get_this_argtype"={29:0}, "CRIT"={24:0}, "Env(Water:%i"={27:0}, "i > 0 && i <= this->argsCount"={40:0}, "i > 0 && i <= this->argsCount"={34:0}, "i > 0 && i <= this->argsCount"={8:0}, "i > 0 && i <= this->argsCount"={37:0}, "libacc.c"={38:0}, "libacc.c"={11:0}, "libacc.c"={35:0}, "libacc.c"={42:0}, "Off"={15:0}, "Off"={18:0}, "OK"={23:0}, "On"={16:0}, "On"={19:0}, "Pump(System:"={20:0}, \old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] * 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 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 316.63 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 935.1 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 77.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.4 MB). Free memory was 935.1 MB in the beginning and 1.1 GB in the end (delta: -200.0 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 17.69 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1123.38 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 99.8 MB). Peak memory consumption was 99.8 MB. Max. memory is 11.5 GB. * CodeCheck took 30215.47 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 572.5 MB). Free memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: -277.7 MB). Peak memory consumption was 294.9 MB. Max. memory is 11.5 GB. * Witness Printer took 90.77 ms. Allocated memory is still 1.7 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 16.5 MB). Peak memory consumption was 16.5 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...