./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product56_false-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_2b125ae5-5fa6-4706-8c7e-910781ef67f2/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_2b125ae5-5fa6-4706-8c7e-910781ef67f2/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_2b125ae5-5fa6-4706-8c7e-910781ef67f2/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_2b125ae5-5fa6-4706-8c7e-910781ef67f2/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product56_false-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_2b125ae5-5fa6-4706-8c7e-910781ef67f2/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_2b125ae5-5fa6-4706-8c7e-910781ef67f2/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 3236d89cedc127e9d85364eeaf0ba1493a1eae64 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 0.1.23-635dfa2 [2018-12-01 22:08:14,149 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-01 22:08:14,151 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-01 22:08:14,159 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-01 22:08:14,160 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-01 22:08:14,160 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-01 22:08:14,161 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-01 22:08:14,163 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-01 22:08:14,164 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-01 22:08:14,164 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-01 22:08:14,165 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-01 22:08:14,165 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-01 22:08:14,166 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-01 22:08:14,167 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-01 22:08:14,167 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-01 22:08:14,168 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-01 22:08:14,169 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-01 22:08:14,170 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-01 22:08:14,172 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-01 22:08:14,173 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-01 22:08:14,174 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-01 22:08:14,174 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-01 22:08:14,176 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-01 22:08:14,176 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-01 22:08:14,176 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-01 22:08:14,177 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-01 22:08:14,178 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-01 22:08:14,178 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-01 22:08:14,179 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-01 22:08:14,180 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-01 22:08:14,180 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-01 22:08:14,180 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-01 22:08:14,180 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-01 22:08:14,181 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-01 22:08:14,181 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-01 22:08:14,182 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-01 22:08:14,182 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_2b125ae5-5fa6-4706-8c7e-910781ef67f2/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-01 22:08:14,192 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-01 22:08:14,192 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-01 22:08:14,193 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-01 22:08:14,193 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-01 22:08:14,193 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-01 22:08:14,194 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-01 22:08:14,194 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-01 22:08:14,194 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-01 22:08:14,194 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-01 22:08:14,194 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-01 22:08:14,194 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-01 22:08:14,194 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-01 22:08:14,194 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-01 22:08:14,194 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-01 22:08:14,194 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-01 22:08:14,195 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-01 22:08:14,195 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-01 22:08:14,195 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-01 22:08:14,195 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-01 22:08:14,195 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-01 22:08:14,195 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-01 22:08:14,195 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-01 22:08:14,196 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-01 22:08:14,196 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-01 22:08:14,196 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-01 22:08:14,196 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-01 22:08:14,196 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-01 22:08:14,196 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-01 22:08:14,196 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-01 22:08:14,196 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_2b125ae5-5fa6-4706-8c7e-910781ef67f2/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 -> 3236d89cedc127e9d85364eeaf0ba1493a1eae64 [2018-12-01 22:08:14,218 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-01 22:08:14,226 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-01 22:08:14,228 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-01 22:08:14,229 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-01 22:08:14,229 INFO L276 PluginConnector]: CDTParser initialized [2018-12-01 22:08:14,229 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_2b125ae5-5fa6-4706-8c7e-910781ef67f2/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_product56_false-unreach-call_false-termination.cil.c [2018-12-01 22:08:14,263 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2b125ae5-5fa6-4706-8c7e-910781ef67f2/bin-2019/ukojak/data/37cc84820/d89feeb9d2eb455885ee721a52ff6662/FLAGc39f47ab5 [2018-12-01 22:08:14,678 INFO L307 CDTParser]: Found 1 translation units. [2018-12-01 22:08:14,679 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_2b125ae5-5fa6-4706-8c7e-910781ef67f2/sv-benchmarks/c/product-lines/minepump_spec1_product56_false-unreach-call_false-termination.cil.c [2018-12-01 22:08:14,685 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2b125ae5-5fa6-4706-8c7e-910781ef67f2/bin-2019/ukojak/data/37cc84820/d89feeb9d2eb455885ee721a52ff6662/FLAGc39f47ab5 [2018-12-01 22:08:14,693 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_2b125ae5-5fa6-4706-8c7e-910781ef67f2/bin-2019/ukojak/data/37cc84820/d89feeb9d2eb455885ee721a52ff6662 [2018-12-01 22:08:14,694 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-01 22:08:14,695 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-01 22:08:14,696 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-01 22:08:14,696 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-01 22:08:14,699 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-01 22:08:14,699 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 10:08:14" (1/1) ... [2018-12-01 22:08:14,701 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2648fef5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:08:14, skipping insertion in model container [2018-12-01 22:08:14,701 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 10:08:14" (1/1) ... [2018-12-01 22:08:14,706 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-01 22:08:14,730 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-01 22:08:14,893 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 22:08:14,935 INFO L191 MainTranslator]: Completed pre-run [2018-12-01 22:08:14,983 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 22:08:15,003 INFO L195 MainTranslator]: Completed translation [2018-12-01 22:08:15,003 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:08:15 WrapperNode [2018-12-01 22:08:15,003 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-01 22:08:15,004 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-01 22:08:15,004 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-01 22:08:15,004 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-01 22:08:15,010 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:08:15" (1/1) ... [2018-12-01 22:08:15,019 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:08:15" (1/1) ... [2018-12-01 22:08:15,037 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-01 22:08:15,037 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-01 22:08:15,037 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-01 22:08:15,037 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-01 22:08:15,043 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:08:15" (1/1) ... [2018-12-01 22:08:15,043 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:08:15" (1/1) ... [2018-12-01 22:08:15,045 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:08:15" (1/1) ... [2018-12-01 22:08:15,045 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:08:15" (1/1) ... [2018-12-01 22:08:15,049 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:08:15" (1/1) ... [2018-12-01 22:08:15,052 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:08:15" (1/1) ... [2018-12-01 22:08:15,053 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:08:15" (1/1) ... [2018-12-01 22:08:15,055 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-01 22:08:15,055 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-01 22:08:15,055 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-01 22:08:15,055 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-01 22:08:15,056 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:08:15" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2b125ae5-5fa6-4706-8c7e-910781ef67f2/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-01 22:08:15,090 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-01 22:08:15,090 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-01 22:08:15,090 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-01 22:08:15,090 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-01 22:08:15,090 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-01 22:08:15,090 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-01 22:08:15,090 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-01 22:08:15,090 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-01 22:08:15,090 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-01 22:08:15,091 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-12-01 22:08:15,091 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-12-01 22:08:15,091 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-01 22:08:15,091 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-01 22:08:15,091 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2018-12-01 22:08:15,091 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2018-12-01 22:08:15,091 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-01 22:08:15,091 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-01 22:08:15,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-01 22:08:15,091 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-01 22:08:15,091 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-01 22:08:15,091 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-01 22:08:15,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-01 22:08:15,508 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-01 22:08:15,508 INFO L280 CfgBuilder]: Removed 44 assue(true) statements. [2018-12-01 22:08:15,508 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 10:08:15 BoogieIcfgContainer [2018-12-01 22:08:15,508 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-01 22:08:15,509 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-01 22:08:15,509 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-01 22:08:15,519 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-01 22:08:15,519 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 10:08:15" (1/1) ... [2018-12-01 22:08:15,528 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:08:15,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:15,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 71 states and 97 transitions. [2018-12-01 22:08:15,558 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 97 transitions. [2018-12-01 22:08:15,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-01 22:08:15,564 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:15,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:15,698 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:08:15,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:15,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 71 states and 95 transitions. [2018-12-01 22:08:15,709 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 95 transitions. [2018-12-01 22:08:15,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-01 22:08:15,711 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:15,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:15,768 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:08:15,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:15,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 73 states and 98 transitions. [2018-12-01 22:08:15,792 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 98 transitions. [2018-12-01 22:08:15,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-01 22:08:15,793 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:15,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:15,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:08:15,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:15,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 76 states and 106 transitions. [2018-12-01 22:08:15,869 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 106 transitions. [2018-12-01 22:08:15,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-01 22:08:15,870 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:15,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:15,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:08:15,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:15,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 84 states and 120 transitions. [2018-12-01 22:08:15,956 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 120 transitions. [2018-12-01 22:08:15,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-01 22:08:15,957 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:15,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:15,988 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:08:15,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:15,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 85 states and 121 transitions. [2018-12-01 22:08:15,996 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 121 transitions. [2018-12-01 22:08:15,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-01 22:08:15,997 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:16,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:16,024 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:08:16,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:16,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 86 states and 122 transitions. [2018-12-01 22:08:16,034 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 122 transitions. [2018-12-01 22:08:16,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-01 22:08:16,035 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:16,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:16,100 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:08:16,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:16,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 103 states and 159 transitions. [2018-12-01 22:08:16,357 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 159 transitions. [2018-12-01 22:08:16,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-01 22:08:16,360 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:16,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:16,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:08:16,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:16,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 104 states and 160 transitions. [2018-12-01 22:08:16,399 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 160 transitions. [2018-12-01 22:08:16,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-01 22:08:16,400 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:16,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:16,474 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:08:17,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:17,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 123 states and 200 transitions. [2018-12-01 22:08:17,072 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 200 transitions. [2018-12-01 22:08:17,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-01 22:08:17,073 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:17,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:17,094 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 22:08:17,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:17,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 129 states and 215 transitions. [2018-12-01 22:08:17,124 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 215 transitions. [2018-12-01 22:08:17,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-01 22:08:17,125 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:17,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:17,155 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:08:17,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:17,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 131 states and 217 transitions. [2018-12-01 22:08:17,225 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 217 transitions. [2018-12-01 22:08:17,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-01 22:08:17,226 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:17,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:17,238 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 22:08:17,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:17,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 132 states and 218 transitions. [2018-12-01 22:08:17,248 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 218 transitions. [2018-12-01 22:08:17,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-01 22:08:17,249 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:17,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:17,297 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:08:17,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:17,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 135 states and 225 transitions. [2018-12-01 22:08:17,400 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 225 transitions. [2018-12-01 22:08:17,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-12-01 22:08:17,400 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:17,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:17,414 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:08:17,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:17,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 138 states and 232 transitions. [2018-12-01 22:08:17,498 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 232 transitions. [2018-12-01 22:08:17,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-01 22:08:17,499 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:17,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:17,559 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:08:17,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:17,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 140 states and 238 transitions. [2018-12-01 22:08:17,643 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 238 transitions. [2018-12-01 22:08:17,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-01 22:08:17,644 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:17,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:17,657 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:08:17,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:17,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 145 states and 247 transitions. [2018-12-01 22:08:17,688 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 247 transitions. [2018-12-01 22:08:17,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-12-01 22:08:17,689 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:17,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:17,914 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:08:18,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:18,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 162 states and 292 transitions. [2018-12-01 22:08:18,675 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 292 transitions. [2018-12-01 22:08:18,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-12-01 22:08:18,676 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:18,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:08:18,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:08:18,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 22:08:18,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 163 states and 293 transitions. [2018-12-01 22:08:18,795 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 293 transitions. [2018-12-01 22:08:18,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-01 22:08:18,796 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 22:08:18,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 22:08:18,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 22:08:18,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 22:08:18,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 22:08:18,956 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 19 iterations. [2018-12-01 22:08:19,026 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 10:08:19 ImpRootNode [2018-12-01 22:08:19,026 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-01 22:08:19,027 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-01 22:08:19,027 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-01 22:08:19,027 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-01 22:08:19,027 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 10:08:15" (3/4) ... [2018-12-01 22:08:19,029 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-12-01 22:08:19,097 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_2b125ae5-5fa6-4706-8c7e-910781ef67f2/bin-2019/ukojak/witness.graphml [2018-12-01 22:08:19,097 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-01 22:08:19,097 INFO L168 Benchmark]: Toolchain (without parser) took 4402.90 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 313.0 MB). Free memory was 957.1 MB in the beginning and 1.0 GB in the end (delta: -60.3 MB). Peak memory consumption was 252.7 MB. Max. memory is 11.5 GB. [2018-12-01 22:08:19,098 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 22:08:19,098 INFO L168 Benchmark]: CACSL2BoogieTranslator took 307.75 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 957.1 MB in the beginning and 1.1 GB in the end (delta: -169.5 MB). Peak memory consumption was 25.1 MB. Max. memory is 11.5 GB. [2018-12-01 22:08:19,099 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.18 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 22:08:19,099 INFO L168 Benchmark]: Boogie Preprocessor took 18.12 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-12-01 22:08:19,099 INFO L168 Benchmark]: RCFGBuilder took 453.26 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: 75.3 MB). Peak memory consumption was 75.3 MB. Max. memory is 11.5 GB. [2018-12-01 22:08:19,099 INFO L168 Benchmark]: CodeCheck took 3517.64 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 170.9 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 8.3 MB). Peak memory consumption was 179.2 MB. Max. memory is 11.5 GB. [2018-12-01 22:08:19,099 INFO L168 Benchmark]: Witness Printer took 70.38 ms. Allocated memory is still 1.3 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 18.8 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. [2018-12-01 22:08:19,101 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 10 procedures, 95 locations, 1 error locations. UNSAFE Result, 3.4s OverallTime, 19 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 5987528 SDtfs, 1318116 SDslu, 2332068 SDs, 0 SdLazy, 1826404 SolverSat, 630368 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4438 GetRequests, 4306 SyntacticMatches, 18 SemanticMatches, 114 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5329 ImplicationChecksByTransitivity, 2.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 524 NumberOfCodeBlocks, 524 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 468 ConstructedInterpolants, 0 QuantifiedInterpolants, 30883 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 18 InterpolantComputations, 18 PerfectInterpolantSequences, 4/4 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: 806]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L209] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L490] int pumpRunning = 0; [L491] int systemActive = 1; [L811] int cleanupTimeShifts = 4; [L908] int waterLevel = 1; [L909] int methaneLevelCritical = 0; [L884] int retValue_acc ; [L885] int tmp ; [L766] int retValue_acc ; [L769] retValue_acc = 1 [L770] return (retValue_acc); [L891] tmp = valid_product() [L893] COND TRUE \read(tmp) [L413] int splverifierCounter ; [L414] int tmp ; [L415] int tmp___0 ; [L416] int tmp___1 ; [L417] int tmp___2 ; [L420] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L422] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L424] COND TRUE splverifierCounter < 4 [L430] tmp = __VERIFIER_nondet_int() [L432] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L434] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L926] COND TRUE waterLevel < 2 [L927] waterLevel = waterLevel + 1 [L434] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L440] tmp___0 = __VERIFIER_nondet_int() [L442] COND TRUE \read(tmp___0) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L444] CALL changeMethaneLevel() VAL [\old(methaneLevelCritical)=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L938] COND FALSE !(\read(methaneLevelCritical)) [L941] methaneLevelCritical = 1 [L444] RET changeMethaneLevel() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L450] tmp___2 = __VERIFIER_nondet_int() [L452] COND TRUE \read(tmp___2) [L732] systemActive = 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L469] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L498] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L505] COND TRUE \read(systemActive) [L579] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L582] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L597] CALL processEnvironment__wrappee__lowWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L553] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L556] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L571] CALL processEnvironment__wrappee__highWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L527] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L530] COND TRUE ! pumpRunning [L676] int retValue_acc ; [L677] int tmp ; [L678] int tmp___0 ; [L988] int retValue_acc ; [L991] COND FALSE !(waterLevel < 2) [L995] retValue_acc = 0 [L996] return (retValue_acc); [L682] tmp = isHighWaterSensorDry() [L684] COND FALSE !(\read(tmp)) [L687] tmp___0 = 1 [L689] retValue_acc = tmp___0 [L690] return (retValue_acc); [L532] tmp = isHighWaterLevel() [L534] COND TRUE \read(tmp) [L607] pumpRunning = 1 VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L571] RET processEnvironment__wrappee__highWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L597] RET processEnvironment__wrappee__lowWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L777] int tmp ; [L778] int tmp___0 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L782] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L947] int retValue_acc ; [L950] retValue_acc = methaneLevelCritical [L951] return (retValue_acc); [L782] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L782] tmp = isMethaneLevelCritical() [L784] COND TRUE \read(tmp) [L631] int retValue_acc ; [L634] retValue_acc = pumpRunning [L635] return (retValue_acc); [L786] tmp___0 = isPumpRunning() [L788] COND TRUE \read(tmp___0) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L806] __VERIFIER_error() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 307.75 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 957.1 MB in the beginning and 1.1 GB in the end (delta: -169.5 MB). Peak memory consumption was 25.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 33.18 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 18.12 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 453.26 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: 75.3 MB). Peak memory consumption was 75.3 MB. Max. memory is 11.5 GB. * CodeCheck took 3517.64 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 170.9 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 8.3 MB). Peak memory consumption was 179.2 MB. Max. memory is 11.5 GB. * Witness Printer took 70.38 ms. Allocated memory is still 1.3 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 18.8 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...