./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product19_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_992d44a1-bcd8-4392-858e-7ddfd5023821/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_992d44a1-bcd8-4392-858e-7ddfd5023821/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_992d44a1-bcd8-4392-858e-7ddfd5023821/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_992d44a1-bcd8-4392-858e-7ddfd5023821/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product19_false-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_992d44a1-bcd8-4392-858e-7ddfd5023821/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_992d44a1-bcd8-4392-858e-7ddfd5023821/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 d64d9b1029a36f4dbed006d1e1d8543a0c6e0731 ........................................................................................................................................................................................................................................................................................................................................................................ 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 [2018-12-09 16:08:35,858 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 16:08:35,859 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 16:08:35,865 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 16:08:35,865 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 16:08:35,866 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 16:08:35,866 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 16:08:35,867 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 16:08:35,868 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 16:08:35,868 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 16:08:35,869 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 16:08:35,869 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 16:08:35,870 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 16:08:35,870 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 16:08:35,871 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 16:08:35,871 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 16:08:35,872 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 16:08:35,872 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 16:08:35,873 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 16:08:35,874 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 16:08:35,875 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 16:08:35,875 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 16:08:35,876 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 16:08:35,877 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 16:08:35,877 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 16:08:35,877 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 16:08:35,878 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 16:08:35,878 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 16:08:35,879 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 16:08:35,879 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 16:08:35,879 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 16:08:35,880 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 16:08:35,880 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 16:08:35,880 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 16:08:35,880 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 16:08:35,881 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 16:08:35,881 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_992d44a1-bcd8-4392-858e-7ddfd5023821/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-09 16:08:35,888 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 16:08:35,888 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 16:08:35,889 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 16:08:35,889 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 16:08:35,889 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 16:08:35,890 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 16:08:35,890 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 16:08:35,890 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 16:08:35,890 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 16:08:35,890 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 16:08:35,890 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 16:08:35,890 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 16:08:35,890 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 16:08:35,890 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 16:08:35,891 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 16:08:35,891 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 16:08:35,891 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 16:08:35,891 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 16:08:35,891 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 16:08:35,891 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 16:08:35,891 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 16:08:35,891 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 16:08:35,892 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 16:08:35,892 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 16:08:35,892 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 16:08:35,892 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 16:08:35,892 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 16:08:35,892 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 16:08:35,892 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 16:08:35,892 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_992d44a1-bcd8-4392-858e-7ddfd5023821/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 -> d64d9b1029a36f4dbed006d1e1d8543a0c6e0731 [2018-12-09 16:08:35,910 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 16:08:35,917 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 16:08:35,919 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 16:08:35,919 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 16:08:35,920 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 16:08:35,920 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_992d44a1-bcd8-4392-858e-7ddfd5023821/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product19_false-unreach-call_false-termination.cil.c [2018-12-09 16:08:35,953 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_992d44a1-bcd8-4392-858e-7ddfd5023821/bin-2019/ukojak/data/334ac1720/ea04faca58ed4b028a282f89dc75e070/FLAGc1a7e6a91 [2018-12-09 16:08:36,418 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 16:08:36,418 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_992d44a1-bcd8-4392-858e-7ddfd5023821/sv-benchmarks/c/product-lines/minepump_spec3_product19_false-unreach-call_false-termination.cil.c [2018-12-09 16:08:36,425 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_992d44a1-bcd8-4392-858e-7ddfd5023821/bin-2019/ukojak/data/334ac1720/ea04faca58ed4b028a282f89dc75e070/FLAGc1a7e6a91 [2018-12-09 16:08:36,940 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_992d44a1-bcd8-4392-858e-7ddfd5023821/bin-2019/ukojak/data/334ac1720/ea04faca58ed4b028a282f89dc75e070 [2018-12-09 16:08:36,942 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 16:08:36,943 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 16:08:36,944 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 16:08:36,944 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 16:08:36,947 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 16:08:36,947 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 04:08:36" (1/1) ... [2018-12-09 16:08:36,949 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2fa8bae7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:08:36, skipping insertion in model container [2018-12-09 16:08:36,949 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 04:08:36" (1/1) ... [2018-12-09 16:08:36,954 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 16:08:36,976 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 16:08:37,121 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 16:08:37,129 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 16:08:37,209 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 16:08:37,223 INFO L195 MainTranslator]: Completed translation [2018-12-09 16:08:37,224 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:08:37 WrapperNode [2018-12-09 16:08:37,224 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 16:08:37,224 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 16:08:37,224 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 16:08:37,225 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 16:08:37,230 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:08:37" (1/1) ... [2018-12-09 16:08:37,239 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:08:37" (1/1) ... [2018-12-09 16:08:37,255 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 16:08:37,256 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 16:08:37,256 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 16:08:37,256 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 16:08:37,262 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:08:37" (1/1) ... [2018-12-09 16:08:37,262 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:08:37" (1/1) ... [2018-12-09 16:08:37,264 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:08:37" (1/1) ... [2018-12-09 16:08:37,264 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:08:37" (1/1) ... [2018-12-09 16:08:37,267 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:08:37" (1/1) ... [2018-12-09 16:08:37,271 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:08:37" (1/1) ... [2018-12-09 16:08:37,272 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:08:37" (1/1) ... [2018-12-09 16:08:37,274 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 16:08:37,274 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 16:08:37,274 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 16:08:37,275 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 16:08:37,275 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:08:37" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_992d44a1-bcd8-4392-858e-7ddfd5023821/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 [2018-12-09 16:08:37,311 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 16:08:37,311 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-09 16:08:37,312 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-09 16:08:37,312 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-09 16:08:37,312 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-09 16:08:37,312 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-09 16:08:37,312 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-09 16:08:37,312 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-09 16:08:37,312 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-09 16:08:37,312 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-09 16:08:37,313 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-09 16:08:37,313 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-09 16:08:37,313 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-09 16:08:37,313 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-09 16:08:37,313 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-09 16:08:37,313 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-09 16:08:37,313 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 16:08:37,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 16:08:37,696 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 16:08:37,696 INFO L280 CfgBuilder]: Removed 36 assue(true) statements. [2018-12-09 16:08:37,697 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 04:08:37 BoogieIcfgContainer [2018-12-09 16:08:37,697 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 16:08:37,697 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 16:08:37,697 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 16:08:37,704 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 16:08:37,704 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 04:08:37" (1/1) ... [2018-12-09 16:08:37,711 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 16:08:37,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:08:37,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 55 states and 74 transitions. [2018-12-09 16:08:37,735 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 74 transitions. [2018-12-09 16:08:37,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-09 16:08:37,738 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:08:37,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:08:37,840 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 16:08:37,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:08:37,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 55 states and 72 transitions. [2018-12-09 16:08:37,848 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 72 transitions. [2018-12-09 16:08:37,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-09 16:08:37,848 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:08:37,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:08:37,893 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 16:08:37,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:08:37,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 57 states and 75 transitions. [2018-12-09 16:08:37,907 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 75 transitions. [2018-12-09 16:08:37,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-09 16:08:37,908 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:08:37,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:08:37,943 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 16:08:38,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:08:38,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 67 states and 96 transitions. [2018-12-09 16:08:38,012 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 96 transitions. [2018-12-09 16:08:38,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-09 16:08:38,013 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:08:38,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:08:38,069 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 16:08:38,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:08:38,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 84 states and 135 transitions. [2018-12-09 16:08:38,299 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 135 transitions. [2018-12-09 16:08:38,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-09 16:08:38,300 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:08:38,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:08:38,331 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 16:08:38,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:08:38,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 85 states and 136 transitions. [2018-12-09 16:08:38,335 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 136 transitions. [2018-12-09 16:08:38,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-09 16:08:38,336 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:08:38,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:08:38,356 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 16:08:38,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:08:38,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 86 states and 137 transitions. [2018-12-09 16:08:38,367 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 137 transitions. [2018-12-09 16:08:38,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-09 16:08:38,369 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:08:38,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:08:38,387 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 16:08:38,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:08:38,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 87 states and 138 transitions. [2018-12-09 16:08:38,402 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 138 transitions. [2018-12-09 16:08:38,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-09 16:08:38,403 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:08:38,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:08:38,439 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 16:08:38,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:08:38,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 89 states and 140 transitions. [2018-12-09 16:08:38,522 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 140 transitions. [2018-12-09 16:08:38,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-09 16:08:38,523 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:08:38,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:08:38,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 16:08:38,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:08:38,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 90 states and 141 transitions. [2018-12-09 16:08:38,559 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 141 transitions. [2018-12-09 16:08:38,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-09 16:08:38,561 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:08:38,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:08:38,589 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 16:08:38,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:08:38,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 95 states and 154 transitions. [2018-12-09 16:08:38,733 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 154 transitions. [2018-12-09 16:08:38,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-09 16:08:38,734 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:08:38,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 16:08:38,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 16:08:38,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 16:08:38,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 16:08:38,898 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 11 iterations. [2018-12-09 16:08:38,984 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 04:08:38 ImpRootNode [2018-12-09 16:08:38,985 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 16:08:38,985 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 16:08:38,985 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 16:08:38,985 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 16:08:38,986 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 04:08:37" (3/4) ... [2018-12-09 16:08:38,988 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-12-09 16:08:39,079 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_992d44a1-bcd8-4392-858e-7ddfd5023821/bin-2019/ukojak/witness.graphml [2018-12-09 16:08:39,079 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 16:08:39,079 INFO L168 Benchmark]: Toolchain (without parser) took 2136.51 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 72.4 MB). Free memory was 956.0 MB in the beginning and 724.8 MB in the end (delta: 231.2 MB). Peak memory consumption was 303.6 MB. Max. memory is 11.5 GB. [2018-12-09 16:08:39,080 INFO L168 Benchmark]: CDTParser took 0.10 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. [2018-12-09 16:08:39,081 INFO L168 Benchmark]: CACSL2BoogieTranslator took 279.95 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 72.4 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -104.7 MB). Peak memory consumption was 25.1 MB. Max. memory is 11.5 GB. [2018-12-09 16:08:39,081 INFO L168 Benchmark]: Boogie Procedure Inliner took 31.03 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 11.5 GB. [2018-12-09 16:08:39,082 INFO L168 Benchmark]: Boogie Preprocessor took 18.59 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 16:08:39,082 INFO L168 Benchmark]: RCFGBuilder took 422.26 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 984.7 MB in the end (delta: 69.2 MB). Peak memory consumption was 69.2 MB. Max. memory is 11.5 GB. [2018-12-09 16:08:39,082 INFO L168 Benchmark]: CodeCheck took 1287.79 ms. Allocated memory is still 1.1 GB. Free memory was 984.7 MB in the beginning and 731.9 MB in the end (delta: 252.8 MB). Peak memory consumption was 252.8 MB. Max. memory is 11.5 GB. [2018-12-09 16:08:39,083 INFO L168 Benchmark]: Witness Printer took 93.87 ms. Allocated memory is still 1.1 GB. Free memory was 731.9 MB in the beginning and 724.8 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 11.5 GB. [2018-12-09 16:08:39,084 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 8 procedures, 74 locations, 1 error locations. UNSAFE Result, 1.1s OverallTime, 11 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 26184 SDtfs, 9798 SDslu, 16192 SDs, 0 SdLazy, 13202 SolverSat, 3336 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1881 GetRequests, 1822 SyntacticMatches, 19 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 482 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 255 NumberOfCodeBlocks, 255 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 217 ConstructedInterpolants, 0 QuantifiedInterpolants, 13459 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 PerfectInterpolantSequences, 0/0 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: 44]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L293] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L490] int cleanupTimeShifts = 4; [L594] int waterLevel = 1; [L595] int methaneLevelCritical = 0; [L753] int pumpRunning = 0; [L754] int systemActive = 1; [L568] int retValue_acc ; [L569] int tmp ; [L78] int retValue_acc ; [L81] retValue_acc = 1 [L82] return (retValue_acc); [L575] tmp = valid_product() [L577] COND TRUE \read(tmp) [L685] int splverifierCounter ; [L686] int tmp ; [L687] int tmp___0 ; [L688] int tmp___1 ; [L689] int tmp___2 ; [L692] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L694] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L696] COND TRUE splverifierCounter < 4 [L702] tmp = __VERIFIER_nondet_int() [L704] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L706] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L612] COND TRUE waterLevel < 2 [L613] waterLevel = waterLevel + 1 [L706] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L712] tmp___0 = __VERIFIER_nondet_int() [L714] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L722] tmp___2 = __VERIFIER_nondet_int() [L724] COND TRUE \read(tmp___2) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L739] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L760] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L767] COND TRUE \read(systemActive) [L789] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L792] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L807] FCALL processEnvironment__wrappee__base() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L91] int tmp ; [L92] int tmp___0 ; [L93] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L97] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L633] int retValue_acc ; [L636] retValue_acc = methaneLevelCritical [L637] return (retValue_acc); [L97] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L97] tmp = isMethaneLevelCritical() [L99] COND FALSE !(\read(tmp)) [L665] int retValue_acc ; [L668] retValue_acc = waterLevel [L669] return (retValue_acc); [L103] tmp___0 = getWaterLevel() [L105] COND TRUE tmp___0 == 2 [L841] int retValue_acc ; [L844] retValue_acc = pumpRunning [L845] return (retValue_acc); [L107] tmp___1 = isPumpRunning() [L109] COND FALSE !(\read(tmp___1)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L44] __VERIFIER_error() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, 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 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 279.95 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 72.4 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -104.7 MB). Peak memory consumption was 25.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 31.03 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 18.59 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 422.26 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 984.7 MB in the end (delta: 69.2 MB). Peak memory consumption was 69.2 MB. Max. memory is 11.5 GB. * CodeCheck took 1287.79 ms. Allocated memory is still 1.1 GB. Free memory was 984.7 MB in the beginning and 731.9 MB in the end (delta: 252.8 MB). Peak memory consumption was 252.8 MB. Max. memory is 11.5 GB. * Witness Printer took 93.87 ms. Allocated memory is still 1.1 GB. Free memory was 731.9 MB in the beginning and 724.8 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...