./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product27_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_d808bbd9-4ded-45ef-8016-3cdfcf9b3ecb/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_d808bbd9-4ded-45ef-8016-3cdfcf9b3ecb/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_d808bbd9-4ded-45ef-8016-3cdfcf9b3ecb/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_d808bbd9-4ded-45ef-8016-3cdfcf9b3ecb/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product27_false-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_d808bbd9-4ded-45ef-8016-3cdfcf9b3ecb/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_d808bbd9-4ded-45ef-8016-3cdfcf9b3ecb/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 1610387a50b580a3de8e20f991e711af2b541458 ................................................................................................................................................................................................................................................................................................................................................................................ 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 07:53:30,105 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 07:53:30,106 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 07:53:30,114 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 07:53:30,114 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 07:53:30,115 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 07:53:30,115 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 07:53:30,117 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 07:53:30,118 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 07:53:30,119 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 07:53:30,119 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 07:53:30,119 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 07:53:30,120 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 07:53:30,121 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 07:53:30,122 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 07:53:30,122 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 07:53:30,123 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 07:53:30,124 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 07:53:30,125 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 07:53:30,126 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 07:53:30,127 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 07:53:30,128 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 07:53:30,130 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 07:53:30,130 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 07:53:30,130 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 07:53:30,131 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 07:53:30,132 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 07:53:30,132 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 07:53:30,133 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 07:53:30,133 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 07:53:30,134 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 07:53:30,134 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 07:53:30,134 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 07:53:30,134 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 07:53:30,135 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 07:53:30,136 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 07:53:30,136 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_d808bbd9-4ded-45ef-8016-3cdfcf9b3ecb/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-09 07:53:30,146 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 07:53:30,146 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 07:53:30,147 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 07:53:30,147 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 07:53:30,147 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 07:53:30,147 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 07:53:30,147 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 07:53:30,148 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 07:53:30,148 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 07:53:30,148 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 07:53:30,148 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 07:53:30,148 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 07:53:30,148 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 07:53:30,148 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 07:53:30,148 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 07:53:30,148 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 07:53:30,149 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 07:53:30,149 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 07:53:30,149 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 07:53:30,149 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 07:53:30,149 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 07:53:30,149 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 07:53:30,150 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 07:53:30,150 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 07:53:30,150 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 07:53:30,150 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 07:53:30,150 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 07:53:30,150 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 07:53:30,150 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 07:53:30,150 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_d808bbd9-4ded-45ef-8016-3cdfcf9b3ecb/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 -> 1610387a50b580a3de8e20f991e711af2b541458 [2018-12-09 07:53:30,172 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 07:53:30,181 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 07:53:30,183 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 07:53:30,185 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 07:53:30,185 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 07:53:30,185 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_d808bbd9-4ded-45ef-8016-3cdfcf9b3ecb/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product27_false-unreach-call_false-termination.cil.c [2018-12-09 07:53:30,227 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d808bbd9-4ded-45ef-8016-3cdfcf9b3ecb/bin-2019/ukojak/data/9d0c0866d/5705c4bac9204920ac4b19de58e6898f/FLAGef88d2bae [2018-12-09 07:53:30,531 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 07:53:30,531 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_d808bbd9-4ded-45ef-8016-3cdfcf9b3ecb/sv-benchmarks/c/product-lines/minepump_spec3_product27_false-unreach-call_false-termination.cil.c [2018-12-09 07:53:30,537 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d808bbd9-4ded-45ef-8016-3cdfcf9b3ecb/bin-2019/ukojak/data/9d0c0866d/5705c4bac9204920ac4b19de58e6898f/FLAGef88d2bae [2018-12-09 07:53:30,545 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_d808bbd9-4ded-45ef-8016-3cdfcf9b3ecb/bin-2019/ukojak/data/9d0c0866d/5705c4bac9204920ac4b19de58e6898f [2018-12-09 07:53:30,546 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 07:53:30,547 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 07:53:30,548 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 07:53:30,548 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 07:53:30,550 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 07:53:30,550 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 07:53:30" (1/1) ... [2018-12-09 07:53:30,551 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 09.12 07:53:30, skipping insertion in model container [2018-12-09 07:53:30,552 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 07:53:30" (1/1) ... [2018-12-09 07:53:30,556 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 07:53:30,581 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 07:53:30,737 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 07:53:30,782 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 07:53:30,830 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 07:53:30,846 INFO L195 MainTranslator]: Completed translation [2018-12-09 07:53:30,846 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:53:30 WrapperNode [2018-12-09 07:53:30,846 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 07:53:30,847 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 07:53:30,847 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 07:53:30,847 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 07:53:30,852 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:53:30" (1/1) ... [2018-12-09 07:53:30,862 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:53:30" (1/1) ... [2018-12-09 07:53:30,881 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 07:53:30,881 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 07:53:30,881 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 07:53:30,881 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 07:53:30,888 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:53:30" (1/1) ... [2018-12-09 07:53:30,888 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:53:30" (1/1) ... [2018-12-09 07:53:30,890 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:53:30" (1/1) ... [2018-12-09 07:53:30,890 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:53:30" (1/1) ... [2018-12-09 07:53:30,893 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:53:30" (1/1) ... [2018-12-09 07:53:30,897 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:53:30" (1/1) ... [2018-12-09 07:53:30,898 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:53:30" (1/1) ... [2018-12-09 07:53:30,900 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 07:53:30,900 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 07:53:30,900 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 07:53:30,900 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 07:53:30,901 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:53:30" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d808bbd9-4ded-45ef-8016-3cdfcf9b3ecb/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 07:53:30,940 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 07:53:30,940 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-09 07:53:30,940 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-09 07:53:30,940 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-09 07:53:30,940 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-09 07:53:30,940 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-09 07:53:30,940 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-09 07:53:30,940 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-09 07:53:30,941 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-09 07:53:30,941 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-09 07:53:30,941 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-09 07:53:30,941 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-09 07:53:30,941 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-09 07:53:30,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-09 07:53:30,941 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-09 07:53:30,941 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-09 07:53:30,941 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 07:53:30,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 07:53:31,289 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 07:53:31,289 INFO L280 CfgBuilder]: Removed 36 assue(true) statements. [2018-12-09 07:53:31,290 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 07:53:31 BoogieIcfgContainer [2018-12-09 07:53:31,290 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 07:53:31,290 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 07:53:31,290 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 07:53:31,297 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 07:53:31,297 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 07:53:31" (1/1) ... [2018-12-09 07:53:31,305 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 07:53:31,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 07:53:31,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 55 states and 74 transitions. [2018-12-09 07:53:31,329 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 74 transitions. [2018-12-09 07:53:31,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-09 07:53:31,333 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 07:53:31,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 07:53:31,438 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 07:53:31,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 07:53:31,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 55 states and 72 transitions. [2018-12-09 07:53:31,446 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 72 transitions. [2018-12-09 07:53:31,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-09 07:53:31,446 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 07:53:31,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 07:53:31,489 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 07:53:31,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 07:53:31,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 57 states and 75 transitions. [2018-12-09 07:53:31,503 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 75 transitions. [2018-12-09 07:53:31,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-09 07:53:31,504 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 07:53:31,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 07:53:31,555 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 07:53:31,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 07:53:31,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 67 states and 95 transitions. [2018-12-09 07:53:31,631 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 95 transitions. [2018-12-09 07:53:31,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-09 07:53:31,632 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 07:53:31,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 07:53:31,695 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 07:53:31,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 07:53:31,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 84 states and 133 transitions. [2018-12-09 07:53:31,956 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 133 transitions. [2018-12-09 07:53:31,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-09 07:53:31,958 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 07:53:31,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 07:53:31,987 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 07:53:31,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 07:53:31,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 85 states and 134 transitions. [2018-12-09 07:53:31,993 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 134 transitions. [2018-12-09 07:53:31,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-09 07:53:31,994 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 07:53:32,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 07:53:32,020 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 07:53:32,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 07:53:32,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 86 states and 135 transitions. [2018-12-09 07:53:32,033 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 135 transitions. [2018-12-09 07:53:32,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-09 07:53:32,035 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 07:53:32,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 07:53:32,058 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 07:53:32,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 07:53:32,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 87 states and 136 transitions. [2018-12-09 07:53:32,067 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 136 transitions. [2018-12-09 07:53:32,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-09 07:53:32,068 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 07:53:32,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 07:53:32,116 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 07:53:32,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 07:53:32,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 92 states and 148 transitions. [2018-12-09 07:53:32,310 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 148 transitions. [2018-12-09 07:53:32,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-09 07:53:32,311 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 07:53:32,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 07:53:32,330 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 07:53:32,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 07:53:32,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 93 states and 149 transitions. [2018-12-09 07:53:32,337 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 149 transitions. [2018-12-09 07:53:32,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-09 07:53:32,338 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 07:53:32,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 07:53:32,356 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 07:53:32,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 07:53:32,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 98 states and 162 transitions. [2018-12-09 07:53:32,497 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 162 transitions. [2018-12-09 07:53:32,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-09 07:53:32,498 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 07:53:32,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 07:53:32,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 07:53:32,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 07:53:32,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 07:53:32,660 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 11 iterations. [2018-12-09 07:53:32,731 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 07:53:32 ImpRootNode [2018-12-09 07:53:32,731 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 07:53:32,733 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 07:53:32,733 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 07:53:32,733 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 07:53:32,733 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 07:53:31" (3/4) ... [2018-12-09 07:53:32,735 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-12-09 07:53:32,790 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_d808bbd9-4ded-45ef-8016-3cdfcf9b3ecb/bin-2019/ukojak/witness.graphml [2018-12-09 07:53:32,790 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 07:53:32,791 INFO L168 Benchmark]: Toolchain (without parser) took 2244.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 190.8 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -180.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 11.5 GB. [2018-12-09 07:53:32,791 INFO L168 Benchmark]: CDTParser took 0.14 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. [2018-12-09 07:53:32,792 INFO L168 Benchmark]: CACSL2BoogieTranslator took 299.16 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 77.6 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -103.8 MB). Peak memory consumption was 24.7 MB. Max. memory is 11.5 GB. [2018-12-09 07:53:32,792 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.98 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 07:53:32,792 INFO L168 Benchmark]: Boogie Preprocessor took 19.03 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 07:53:32,792 INFO L168 Benchmark]: RCFGBuilder took 389.68 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 999.0 MB in the end (delta: 60.7 MB). Peak memory consumption was 60.7 MB. Max. memory is 11.5 GB. [2018-12-09 07:53:32,793 INFO L168 Benchmark]: CodeCheck took 1442.07 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 113.2 MB). Free memory was 999.0 MB in the beginning and 1.1 GB in the end (delta: -146.7 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 07:53:32,793 INFO L168 Benchmark]: Witness Printer took 57.46 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: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 11.5 GB. [2018-12-09 07:53:32,794 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, 1.3s OverallTime, 11 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 25432 SDtfs, 9322 SDslu, 16322 SDs, 0 SdLazy, 14036 SolverSat, 3864 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1902 GetRequests, 1831 SyntacticMatches, 19 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 889 ImplicationChecksByTransitivity, 0.6s 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, 218 ConstructedInterpolants, 0 QuantifiedInterpolants, 14523 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: 346]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L120] int pumpRunning = 0; [L121] int systemActive = 1; [L558] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L755] int waterLevel = 1; [L756] int methaneLevelCritical = 0; [L844] int cleanupTimeShifts = 4; [L917] int retValue_acc ; [L918] int tmp ; [L380] int retValue_acc ; [L383] retValue_acc = 1 [L384] return (retValue_acc); [L924] tmp = valid_product() [L926] COND TRUE \read(tmp) [L46] int splverifierCounter ; [L47] int tmp ; [L48] int tmp___0 ; [L49] int tmp___1 ; [L50] int tmp___2 ; [L53] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L55] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L57] COND TRUE splverifierCounter < 4 [L63] tmp = __VERIFIER_nondet_int() [L65] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L67] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L773] COND TRUE waterLevel < 2 [L774] waterLevel = waterLevel + 1 [L67] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L73] tmp___0 = __VERIFIER_nondet_int() [L75] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L83] tmp___2 = __VERIFIER_nondet_int() [L85] COND FALSE !(\read(tmp___2)) [L89] tmp___1 = __VERIFIER_nondet_int() [L91] COND TRUE \read(tmp___1) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L294] COND FALSE !(\read(pumpRunning)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L301] systemActive = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L100] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L128] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L135] COND FALSE !(\read(systemActive)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L309] int tmp ; [L310] int tmp___0 ; [L311] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L315] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L794] int retValue_acc ; [L797] retValue_acc = methaneLevelCritical [L798] return (retValue_acc); [L315] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L315] tmp = isMethaneLevelCritical() [L317] COND FALSE !(\read(tmp)) [L826] int retValue_acc ; [L829] retValue_acc = waterLevel [L830] return (retValue_acc); [L321] tmp___0 = getWaterLevel() [L323] COND TRUE tmp___0 == 2 [L227] int retValue_acc ; [L230] retValue_acc = pumpRunning [L231] return (retValue_acc); [L325] tmp___1 = isPumpRunning() [L327] COND FALSE !(\read(tmp___1)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L346] __VERIFIER_error() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 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 299.16 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 77.6 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -103.8 MB). Peak memory consumption was 24.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 33.98 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. * Boogie Preprocessor took 19.03 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 389.68 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 999.0 MB in the end (delta: 60.7 MB). Peak memory consumption was 60.7 MB. Max. memory is 11.5 GB. * CodeCheck took 1442.07 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 113.2 MB). Free memory was 999.0 MB in the beginning and 1.1 GB in the end (delta: -146.7 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 57.46 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: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...