./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product40_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_2abdcc6e-d2ca-444e-943d-d538c10b33f9/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_2abdcc6e-d2ca-444e-943d-d538c10b33f9/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_2abdcc6e-d2ca-444e-943d-d538c10b33f9/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_2abdcc6e-d2ca-444e-943d-d538c10b33f9/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product40_false-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_2abdcc6e-d2ca-444e-943d-d538c10b33f9/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_2abdcc6e-d2ca-444e-943d-d538c10b33f9/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 ad65d1d3307a121fce5b7d95113e2f3f66b04b5a ................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 14:30:55,819 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-01 14:30:55,821 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-01 14:30:55,829 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-01 14:30:55,830 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-01 14:30:55,830 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-01 14:30:55,831 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-01 14:30:55,832 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-01 14:30:55,833 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-01 14:30:55,834 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-01 14:30:55,835 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-01 14:30:55,835 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-01 14:30:55,836 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-01 14:30:55,836 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-01 14:30:55,837 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-01 14:30:55,838 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-01 14:30:55,838 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-01 14:30:55,839 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-01 14:30:55,841 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-01 14:30:55,842 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-01 14:30:55,843 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-01 14:30:55,844 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-01 14:30:55,845 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-01 14:30:55,846 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-01 14:30:55,846 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-01 14:30:55,847 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-01 14:30:55,847 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-01 14:30:55,848 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-01 14:30:55,848 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-01 14:30:55,849 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-01 14:30:55,849 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-01 14:30:55,850 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-01 14:30:55,850 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-01 14:30:55,850 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-01 14:30:55,851 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-01 14:30:55,852 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-01 14:30:55,852 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_2abdcc6e-d2ca-444e-943d-d538c10b33f9/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-01 14:30:55,862 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-01 14:30:55,863 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-01 14:30:55,863 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-01 14:30:55,863 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-01 14:30:55,864 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-01 14:30:55,864 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-01 14:30:55,864 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-01 14:30:55,864 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-01 14:30:55,864 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-01 14:30:55,865 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-01 14:30:55,865 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-01 14:30:55,865 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-01 14:30:55,865 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-01 14:30:55,865 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-01 14:30:55,865 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-01 14:30:55,865 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-01 14:30:55,865 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-01 14:30:55,865 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-01 14:30:55,866 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-01 14:30:55,866 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-01 14:30:55,866 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-01 14:30:55,866 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-01 14:30:55,866 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-01 14:30:55,866 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-01 14:30:55,866 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-01 14:30:55,866 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-01 14:30:55,867 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-01 14:30:55,867 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-01 14:30:55,867 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-01 14:30:55,867 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_2abdcc6e-d2ca-444e-943d-d538c10b33f9/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 -> ad65d1d3307a121fce5b7d95113e2f3f66b04b5a [2018-12-01 14:30:55,890 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-01 14:30:55,899 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-01 14:30:55,902 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-01 14:30:55,903 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-01 14:30:55,903 INFO L276 PluginConnector]: CDTParser initialized [2018-12-01 14:30:55,904 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_2abdcc6e-d2ca-444e-943d-d538c10b33f9/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_product40_false-unreach-call_false-termination.cil.c [2018-12-01 14:30:55,945 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2abdcc6e-d2ca-444e-943d-d538c10b33f9/bin-2019/ukojak/data/05c685ac0/dc4e406a1c1844a2bcb5aab6017f1ffb/FLAGaa24608f8 [2018-12-01 14:30:56,346 INFO L307 CDTParser]: Found 1 translation units. [2018-12-01 14:30:56,346 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_2abdcc6e-d2ca-444e-943d-d538c10b33f9/sv-benchmarks/c/product-lines/minepump_spec1_product40_false-unreach-call_false-termination.cil.c [2018-12-01 14:30:56,353 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2abdcc6e-d2ca-444e-943d-d538c10b33f9/bin-2019/ukojak/data/05c685ac0/dc4e406a1c1844a2bcb5aab6017f1ffb/FLAGaa24608f8 [2018-12-01 14:30:56,361 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_2abdcc6e-d2ca-444e-943d-d538c10b33f9/bin-2019/ukojak/data/05c685ac0/dc4e406a1c1844a2bcb5aab6017f1ffb [2018-12-01 14:30:56,363 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-01 14:30:56,363 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-01 14:30:56,364 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-01 14:30:56,364 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-01 14:30:56,366 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-01 14:30:56,366 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 02:30:56" (1/1) ... [2018-12-01 14:30:56,368 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 02:30:56, skipping insertion in model container [2018-12-01 14:30:56,368 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 02:30:56" (1/1) ... [2018-12-01 14:30:56,372 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-01 14:30:56,398 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-01 14:30:56,570 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 14:30:56,616 INFO L191 MainTranslator]: Completed pre-run [2018-12-01 14:30:56,666 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 14:30:56,682 INFO L195 MainTranslator]: Completed translation [2018-12-01 14:30:56,682 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:30:56 WrapperNode [2018-12-01 14:30:56,682 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-01 14:30:56,682 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-01 14:30:56,682 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-01 14:30:56,682 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-01 14:30:56,688 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:30:56" (1/1) ... [2018-12-01 14:30:56,697 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:30:56" (1/1) ... [2018-12-01 14:30:56,713 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-01 14:30:56,714 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-01 14:30:56,714 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-01 14:30:56,714 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-01 14:30:56,720 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:30:56" (1/1) ... [2018-12-01 14:30:56,720 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:30:56" (1/1) ... [2018-12-01 14:30:56,721 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:30:56" (1/1) ... [2018-12-01 14:30:56,722 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:30:56" (1/1) ... [2018-12-01 14:30:56,725 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:30:56" (1/1) ... [2018-12-01 14:30:56,728 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:30:56" (1/1) ... [2018-12-01 14:30:56,730 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:30:56" (1/1) ... [2018-12-01 14:30:56,731 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-01 14:30:56,731 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-01 14:30:56,731 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-01 14:30:56,731 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-01 14:30:56,732 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:30:56" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2abdcc6e-d2ca-444e-943d-d538c10b33f9/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 14:30:56,765 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-01 14:30:56,765 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-01 14:30:56,765 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-01 14:30:56,765 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-01 14:30:56,765 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-01 14:30:56,765 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-01 14:30:56,765 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-01 14:30:56,765 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-01 14:30:56,765 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-01 14:30:56,765 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-12-01 14:30:56,765 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-12-01 14:30:56,765 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-01 14:30:56,766 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-01 14:30:56,766 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-01 14:30:56,766 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-01 14:30:56,766 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-01 14:30:56,766 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-01 14:30:56,766 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-01 14:30:56,766 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-01 14:30:56,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-01 14:30:57,138 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-01 14:30:57,138 INFO L280 CfgBuilder]: Removed 40 assue(true) statements. [2018-12-01 14:30:57,138 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 02:30:57 BoogieIcfgContainer [2018-12-01 14:30:57,138 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-01 14:30:57,138 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-01 14:30:57,138 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-01 14:30:57,145 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-01 14:30:57,145 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 02:30:57" (1/1) ... [2018-12-01 14:30:57,152 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 14:30:57,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 14:30:57,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 63 states and 85 transitions. [2018-12-01 14:30:57,175 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 85 transitions. [2018-12-01 14:30:57,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-01 14:30:57,179 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 14:30:57,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 14:30:57,282 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 14:30:57,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 14:30:57,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 63 states and 83 transitions. [2018-12-01 14:30:57,290 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 83 transitions. [2018-12-01 14:30:57,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-01 14:30:57,291 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 14:30:57,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 14:30:57,339 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 14:30:57,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 14:30:57,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 65 states and 86 transitions. [2018-12-01 14:30:57,362 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 86 transitions. [2018-12-01 14:30:57,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-01 14:30:57,363 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 14:30:57,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 14:30:57,414 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 14:30:57,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 14:30:57,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 68 states and 94 transitions. [2018-12-01 14:30:57,441 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 94 transitions. [2018-12-01 14:30:57,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-01 14:30:57,442 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 14:30:57,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 14:30:57,469 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 14:30:57,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 14:30:57,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 76 states and 108 transitions. [2018-12-01 14:30:57,548 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 108 transitions. [2018-12-01 14:30:57,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-01 14:30:57,549 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 14:30:57,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 14:30:57,573 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 14:30:57,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 14:30:57,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 77 states and 109 transitions. [2018-12-01 14:30:57,585 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 109 transitions. [2018-12-01 14:30:57,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-01 14:30:57,586 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 14:30:57,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 14:30:57,612 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 14:30:57,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 14:30:57,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 78 states and 110 transitions. [2018-12-01 14:30:57,622 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 110 transitions. [2018-12-01 14:30:57,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-01 14:30:57,623 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 14:30:57,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 14:30:57,699 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 14:30:57,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 14:30:57,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 95 states and 147 transitions. [2018-12-01 14:30:57,927 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 147 transitions. [2018-12-01 14:30:57,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-01 14:30:57,929 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 14:30:57,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 14:30:57,975 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 14:30:58,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 14:30:58,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 98 states and 154 transitions. [2018-12-01 14:30:58,079 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 154 transitions. [2018-12-01 14:30:58,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-01 14:30:58,080 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 14:30:58,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 14:30:58,102 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 14:30:58,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 14:30:58,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 99 states and 155 transitions. [2018-12-01 14:30:58,117 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 155 transitions. [2018-12-01 14:30:58,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-01 14:30:58,118 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 14:30:58,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 14:30:58,185 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 14:30:58,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 14:30:58,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 118 states and 195 transitions. [2018-12-01 14:30:58,829 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 195 transitions. [2018-12-01 14:30:58,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-01 14:30:58,830 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 14:30:58,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 14:30:58,844 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 14:30:58,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 14:30:58,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 121 states and 202 transitions. [2018-12-01 14:30:58,927 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 202 transitions. [2018-12-01 14:30:58,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-01 14:30:58,927 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 14:30:58,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 14:30:58,957 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 14:30:59,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 14:30:59,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 125 states and 208 transitions. [2018-12-01 14:30:59,038 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 208 transitions. [2018-12-01 14:30:59,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-01 14:30:59,038 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 14:30:59,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 14:30:59,069 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 14:30:59,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 14:30:59,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 126 states and 209 transitions. [2018-12-01 14:30:59,077 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 209 transitions. [2018-12-01 14:30:59,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-01 14:30:59,077 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 14:30:59,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 14:30:59,090 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 14:30:59,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 14:30:59,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 131 states and 219 transitions. [2018-12-01 14:30:59,113 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 219 transitions. [2018-12-01 14:30:59,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-01 14:30:59,115 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 14:30:59,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 14:30:59,186 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 14:30:59,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 14:30:59,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 137 states and 234 transitions. [2018-12-01 14:30:59,287 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 234 transitions. [2018-12-01 14:30:59,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-01 14:30:59,288 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 14:30:59,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 14:30:59,444 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 14:31:00,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 14:31:00,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 152 states and 272 transitions. [2018-12-01 14:31:00,161 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 272 transitions. [2018-12-01 14:31:00,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-12-01 14:31:00,162 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 14:31:00,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 14:31:00,181 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 14:31:00,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 14:31:00,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 153 states and 273 transitions. [2018-12-01 14:31:00,190 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 273 transitions. [2018-12-01 14:31:00,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-01 14:31:00,191 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 14:31:00,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 14:31:00,235 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 14:31:00,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 14:31:00,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 153 states and 271 transitions. [2018-12-01 14:31:00,471 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 271 transitions. [2018-12-01 14:31:00,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-01 14:31:00,472 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 14:31:00,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 14:31:00,482 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 14:31:00,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 14:31:00,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 157 states and 282 transitions. [2018-12-01 14:31:00,511 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 282 transitions. [2018-12-01 14:31:00,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-01 14:31:00,512 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 14:31:00,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 14:31:00,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 14:31:00,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 14:31:00,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 14:31:00,663 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 20 iterations. [2018-12-01 14:31:00,726 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 02:31:00 ImpRootNode [2018-12-01 14:31:00,726 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-01 14:31:00,726 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-01 14:31:00,726 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-01 14:31:00,727 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-01 14:31:00,727 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 02:30:57" (3/4) ... [2018-12-01 14:31:00,728 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-12-01 14:31:00,813 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_2abdcc6e-d2ca-444e-943d-d538c10b33f9/bin-2019/ukojak/witness.graphml [2018-12-01 14:31:00,813 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-01 14:31:00,813 INFO L168 Benchmark]: Toolchain (without parser) took 4450.28 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 328.2 MB). Free memory was 949.5 MB in the beginning and 1.0 GB in the end (delta: -89.9 MB). Peak memory consumption was 238.3 MB. Max. memory is 11.5 GB. [2018-12-01 14:31:00,814 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 14:31:00,814 INFO L168 Benchmark]: CACSL2BoogieTranslator took 318.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 949.5 MB in the beginning and 1.1 GB in the end (delta: -173.5 MB). Peak memory consumption was 25.8 MB. Max. memory is 11.5 GB. [2018-12-01 14:31:00,815 INFO L168 Benchmark]: Boogie Procedure Inliner took 31.22 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 14:31:00,815 INFO L168 Benchmark]: Boogie Preprocessor took 17.42 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 14:31:00,815 INFO L168 Benchmark]: RCFGBuilder took 406.86 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: 62.9 MB). Peak memory consumption was 62.9 MB. Max. memory is 11.5 GB. [2018-12-01 14:31:00,815 INFO L168 Benchmark]: CodeCheck took 3587.81 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 182.5 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 11.2 MB). Peak memory consumption was 193.6 MB. Max. memory is 11.5 GB. [2018-12-01 14:31:00,815 INFO L168 Benchmark]: Witness Printer took 86.31 ms. Allocated memory is still 1.4 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 11.5 GB. [2018-12-01 14:31:00,817 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 9 procedures, 83 locations, 1 error locations. UNSAFE Result, 3.5s OverallTime, 20 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 12005198 SDtfs, 2600820 SDslu, 4631864 SDs, 0 SdLazy, 3588480 SolverSat, 1251544 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4555 GetRequests, 4420 SyntacticMatches, 15 SemanticMatches, 120 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5554 ImplicationChecksByTransitivity, 2.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 530 NumberOfCodeBlocks, 530 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 478 ConstructedInterpolants, 0 QuantifiedInterpolants, 28340 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 19 InterpolantComputations, 19 PerfectInterpolantSequences, 2/2 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: 490]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L51] int pumpRunning = 0; [L52] int systemActive = 1; [L352] int cleanupTimeShifts = 4; [L664] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L862] int waterLevel = 1; [L863] int methaneLevelCritical = 0; [L428] int retValue_acc ; [L429] int tmp ; [L477] int retValue_acc ; [L480] retValue_acc = 1 [L481] return (retValue_acc); [L435] tmp = valid_product() [L437] COND TRUE \read(tmp) [L257] int splverifierCounter ; [L258] int tmp ; [L259] int tmp___0 ; [L260] int tmp___1 ; [L261] int tmp___2 ; [L264] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L266] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L268] COND TRUE splverifierCounter < 4 [L274] tmp = __VERIFIER_nondet_int() [L276] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L278] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L880] COND TRUE waterLevel < 2 [L881] waterLevel = waterLevel + 1 [L278] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L284] tmp___0 = __VERIFIER_nondet_int() [L286] COND TRUE \read(tmp___0) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L288] CALL changeMethaneLevel() VAL [\old(methaneLevelCritical)=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L892] COND FALSE !(\read(methaneLevelCritical)) [L895] methaneLevelCritical = 1 [L288] RET changeMethaneLevel() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L294] tmp___2 = __VERIFIER_nondet_int() [L296] COND TRUE \read(tmp___2) [L248] systemActive = 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L313] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L59] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L66] COND TRUE \read(systemActive) [L114] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L117] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L132] CALL processEnvironment__wrappee__highWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L88] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L91] COND TRUE ! pumpRunning [L211] int retValue_acc ; [L212] int tmp ; [L213] int tmp___0 ; [L942] int retValue_acc ; [L945] COND FALSE !(waterLevel < 2) [L949] retValue_acc = 0 [L950] return (retValue_acc); [L217] tmp = isHighWaterSensorDry() [L219] COND FALSE !(\read(tmp)) [L222] tmp___0 = 1 [L224] retValue_acc = tmp___0 [L225] return (retValue_acc); [L93] tmp = isHighWaterLevel() [L95] COND TRUE \read(tmp) [L142] pumpRunning = 1 VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L132] RET processEnvironment__wrappee__highWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L327] int tmp ; [L328] int tmp___0 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L332] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L901] int retValue_acc ; [L904] retValue_acc = methaneLevelCritical [L905] return (retValue_acc); [L332] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L332] tmp = isMethaneLevelCritical() [L334] COND TRUE \read(tmp) [L166] int retValue_acc ; [L169] retValue_acc = pumpRunning [L170] return (retValue_acc); [L336] tmp___0 = isPumpRunning() [L338] 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] [L490] __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 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 318.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 949.5 MB in the beginning and 1.1 GB in the end (delta: -173.5 MB). Peak memory consumption was 25.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 31.22 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 17.42 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 406.86 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: 62.9 MB). Peak memory consumption was 62.9 MB. Max. memory is 11.5 GB. * CodeCheck took 3587.81 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 182.5 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 11.2 MB). Peak memory consumption was 193.6 MB. Max. memory is 11.5 GB. * Witness Printer took 86.31 ms. Allocated memory is still 1.4 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...