./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product20_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_88cc7a42-1651-4e48-862b-00260f42ea0a/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_88cc7a42-1651-4e48-862b-00260f42ea0a/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_88cc7a42-1651-4e48-862b-00260f42ea0a/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_88cc7a42-1651-4e48-862b-00260f42ea0a/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product20_false-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_88cc7a42-1651-4e48-862b-00260f42ea0a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_88cc7a42-1651-4e48-862b-00260f42ea0a/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 cea13255bd81d7ff756db691b6bf5b4173b6edc1 ..................................................................................................................................................................................................................................................................................................................................................... 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 [2018-12-08 14:28:47,610 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 14:28:47,611 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 14:28:47,618 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 14:28:47,618 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 14:28:47,619 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 14:28:47,620 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 14:28:47,621 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 14:28:47,622 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 14:28:47,623 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 14:28:47,624 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 14:28:47,624 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 14:28:47,625 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 14:28:47,625 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 14:28:47,626 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 14:28:47,627 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 14:28:47,627 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 14:28:47,629 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 14:28:47,630 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 14:28:47,631 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 14:28:47,632 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 14:28:47,633 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 14:28:47,634 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 14:28:47,634 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 14:28:47,634 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 14:28:47,635 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 14:28:47,636 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 14:28:47,636 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 14:28:47,637 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 14:28:47,638 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 14:28:47,638 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 14:28:47,638 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 14:28:47,638 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 14:28:47,639 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 14:28:47,639 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 14:28:47,640 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 14:28:47,640 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_88cc7a42-1651-4e48-862b-00260f42ea0a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-08 14:28:47,648 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 14:28:47,648 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 14:28:47,648 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 14:28:47,649 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-08 14:28:47,649 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 14:28:47,649 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 14:28:47,649 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 14:28:47,650 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 14:28:47,650 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 14:28:47,650 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 14:28:47,650 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 14:28:47,650 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 14:28:47,650 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 14:28:47,650 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 14:28:47,650 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 14:28:47,651 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 14:28:47,651 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 14:28:47,651 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 14:28:47,651 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-08 14:28:47,651 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-08 14:28:47,651 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 14:28:47,651 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 14:28:47,652 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 14:28:47,652 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 14:28:47,652 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 14:28:47,652 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 14:28:47,652 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-08 14:28:47,652 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 14:28:47,652 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 14:28:47,653 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_88cc7a42-1651-4e48-862b-00260f42ea0a/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 -> cea13255bd81d7ff756db691b6bf5b4173b6edc1 [2018-12-08 14:28:47,677 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 14:28:47,685 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 14:28:47,687 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 14:28:47,688 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 14:28:47,688 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 14:28:47,688 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_88cc7a42-1651-4e48-862b-00260f42ea0a/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product20_false-unreach-call_false-termination.cil.c [2018-12-08 14:28:47,723 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_88cc7a42-1651-4e48-862b-00260f42ea0a/bin-2019/ukojak/data/986e3d57f/1a40ecc86a3f4cc9b1822429ee9fdec2/FLAGdf6f5fc5b [2018-12-08 14:28:48,079 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 14:28:48,079 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_88cc7a42-1651-4e48-862b-00260f42ea0a/sv-benchmarks/c/product-lines/minepump_spec3_product20_false-unreach-call_false-termination.cil.c [2018-12-08 14:28:48,085 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_88cc7a42-1651-4e48-862b-00260f42ea0a/bin-2019/ukojak/data/986e3d57f/1a40ecc86a3f4cc9b1822429ee9fdec2/FLAGdf6f5fc5b [2018-12-08 14:28:48,094 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_88cc7a42-1651-4e48-862b-00260f42ea0a/bin-2019/ukojak/data/986e3d57f/1a40ecc86a3f4cc9b1822429ee9fdec2 [2018-12-08 14:28:48,095 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 14:28:48,096 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 14:28:48,097 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 14:28:48,097 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 14:28:48,099 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 14:28:48,099 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 02:28:48" (1/1) ... [2018-12-08 14:28:48,101 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@527f3531 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 02:28:48, skipping insertion in model container [2018-12-08 14:28:48,101 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 02:28:48" (1/1) ... [2018-12-08 14:28:48,105 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 14:28:48,126 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 14:28:48,270 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 14:28:48,309 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 14:28:48,349 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 14:28:48,364 INFO L195 MainTranslator]: Completed translation [2018-12-08 14:28:48,364 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 02:28:48 WrapperNode [2018-12-08 14:28:48,365 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 14:28:48,365 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 14:28:48,365 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 14:28:48,365 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 14:28:48,370 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 02:28:48" (1/1) ... [2018-12-08 14:28:48,379 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 02:28:48" (1/1) ... [2018-12-08 14:28:48,395 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 14:28:48,395 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 14:28:48,395 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 14:28:48,395 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 14:28:48,400 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 02:28:48" (1/1) ... [2018-12-08 14:28:48,401 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 02:28:48" (1/1) ... [2018-12-08 14:28:48,402 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 02:28:48" (1/1) ... [2018-12-08 14:28:48,402 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 02:28:48" (1/1) ... [2018-12-08 14:28:48,405 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 02:28:48" (1/1) ... [2018-12-08 14:28:48,409 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 02:28:48" (1/1) ... [2018-12-08 14:28:48,410 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 02:28:48" (1/1) ... [2018-12-08 14:28:48,411 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 14:28:48,411 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 14:28:48,411 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 14:28:48,412 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 14:28:48,412 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 02:28:48" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_88cc7a42-1651-4e48-862b-00260f42ea0a/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 [2018-12-08 14:28:48,443 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 14:28:48,443 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-08 14:28:48,443 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-08 14:28:48,443 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-08 14:28:48,443 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-08 14:28:48,443 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-08 14:28:48,444 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-08 14:28:48,444 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-08 14:28:48,444 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-08 14:28:48,444 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-08 14:28:48,444 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-08 14:28:48,444 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-08 14:28:48,444 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-08 14:28:48,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-08 14:28:48,444 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-08 14:28:48,444 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-08 14:28:48,444 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 14:28:48,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 14:28:48,824 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 14:28:48,825 INFO L280 CfgBuilder]: Removed 38 assue(true) statements. [2018-12-08 14:28:48,825 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 02:28:48 BoogieIcfgContainer [2018-12-08 14:28:48,825 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 14:28:48,825 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-08 14:28:48,825 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-08 14:28:48,832 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-08 14:28:48,832 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 02:28:48" (1/1) ... [2018-12-08 14:28:48,840 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 14:28:48,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 14:28:48,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 55 states and 74 transitions. [2018-12-08 14:28:48,863 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 74 transitions. [2018-12-08 14:28:48,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-08 14:28:48,867 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 14:28:48,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 14:28:48,973 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 14:28:48,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 14:28:48,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 55 states and 72 transitions. [2018-12-08 14:28:48,981 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 72 transitions. [2018-12-08 14:28:48,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-08 14:28:48,982 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 14:28:48,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 14:28:49,026 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 14:28:49,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 14:28:49,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 57 states and 75 transitions. [2018-12-08 14:28:49,048 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 75 transitions. [2018-12-08 14:28:49,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-08 14:28:49,048 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 14:28:49,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 14:28:49,106 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 14:28:49,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 14:28:49,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 60 states and 83 transitions. [2018-12-08 14:28:49,127 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 83 transitions. [2018-12-08 14:28:49,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-08 14:28:49,127 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 14:28:49,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 14:28:49,197 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 14:28:49,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 14:28:49,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 77 states and 123 transitions. [2018-12-08 14:28:49,419 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 123 transitions. [2018-12-08 14:28:49,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-08 14:28:49,420 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 14:28:49,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 14:28:49,448 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 14:28:49,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 14:28:49,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 85 states and 138 transitions. [2018-12-08 14:28:49,572 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 138 transitions. [2018-12-08 14:28:49,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-08 14:28:49,573 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 14:28:49,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 14:28:49,609 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 14:28:49,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 14:28:49,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 90 states and 151 transitions. [2018-12-08 14:28:49,803 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 151 transitions. [2018-12-08 14:28:49,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-08 14:28:49,804 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 14:28:49,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 14:28:49,830 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 14:28:49,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 14:28:49,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 91 states and 152 transitions. [2018-12-08 14:28:49,838 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 152 transitions. [2018-12-08 14:28:49,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-08 14:28:49,839 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 14:28:49,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 14:28:49,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 14:28:49,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 14:28:49,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 14:28:50,015 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 8 iterations. [2018-12-08 14:28:50,072 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.12 02:28:50 ImpRootNode [2018-12-08 14:28:50,072 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-08 14:28:50,073 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 14:28:50,073 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 14:28:50,073 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 14:28:50,073 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 02:28:48" (3/4) ... [2018-12-08 14:28:50,075 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-12-08 14:28:50,152 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_88cc7a42-1651-4e48-862b-00260f42ea0a/bin-2019/ukojak/witness.graphml [2018-12-08 14:28:50,152 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 14:28:50,153 INFO L168 Benchmark]: Toolchain (without parser) took 2057.34 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 111.7 MB). Free memory was 956.0 MB in the beginning and 767.6 MB in the end (delta: 188.3 MB). Peak memory consumption was 300.0 MB. Max. memory is 11.5 GB. [2018-12-08 14:28:50,154 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 14:28:50,154 INFO L168 Benchmark]: CACSL2BoogieTranslator took 268.25 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 111.7 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -138.9 MB). Peak memory consumption was 24.7 MB. Max. memory is 11.5 GB. [2018-12-08 14:28:50,154 INFO L168 Benchmark]: Boogie Procedure Inliner took 29.72 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. [2018-12-08 14:28:50,155 INFO L168 Benchmark]: Boogie Preprocessor took 16.42 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. [2018-12-08 14:28:50,155 INFO L168 Benchmark]: RCFGBuilder took 413.69 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 70.8 MB). Peak memory consumption was 70.8 MB. Max. memory is 11.5 GB. [2018-12-08 14:28:50,155 INFO L168 Benchmark]: CodeCheck took 1247.09 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 781.9 MB in the end (delta: 242.1 MB). Peak memory consumption was 242.1 MB. Max. memory is 11.5 GB. [2018-12-08 14:28:50,155 INFO L168 Benchmark]: Witness Printer took 79.74 ms. Allocated memory is still 1.1 GB. Free memory was 781.9 MB in the beginning and 767.6 MB in the end (delta: 14.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. [2018-12-08 14:28:50,157 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, 8 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 3220 SDtfs, 828 SDslu, 1632 SDs, 0 SdLazy, 1412 SolverSat, 392 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1283 GetRequests, 1233 SyntacticMatches, 10 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 483 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 184 NumberOfCodeBlocks, 184 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 149 ConstructedInterpolants, 0 QuantifiedInterpolants, 8505 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 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: 927]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L247] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L444] int cleanupTimeShifts = 4; [L590] int pumpRunning = 0; [L591] int systemActive = 1; [L834] int waterLevel = 1; [L835] int methaneLevelCritical = 0; [L522] int retValue_acc ; [L523] int tmp ; [L69] int retValue_acc ; [L72] retValue_acc = 1 [L73] return (retValue_acc); [L529] tmp = valid_product() [L531] COND TRUE \read(tmp) [L766] int splverifierCounter ; [L767] int tmp ; [L768] int tmp___0 ; [L769] int tmp___1 ; [L770] int tmp___2 ; [L773] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L775] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L777] COND TRUE splverifierCounter < 4 [L783] tmp = __VERIFIER_nondet_int() [L785] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L787] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L852] COND TRUE waterLevel < 2 [L853] waterLevel = waterLevel + 1 [L787] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L793] tmp___0 = __VERIFIER_nondet_int() [L795] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L803] tmp___2 = __VERIFIER_nondet_int() [L805] COND TRUE \read(tmp___2) [L760] systemActive = 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L822] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L597] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L604] COND TRUE \read(systemActive) [L626] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L629] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L644] FCALL processEnvironment__wrappee__base() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L550] int tmp ; [L551] int tmp___0 ; [L552] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L556] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L873] int retValue_acc ; [L876] retValue_acc = methaneLevelCritical [L877] return (retValue_acc); [L556] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L556] tmp = isMethaneLevelCritical() [L558] COND FALSE !(\read(tmp)) [L905] int retValue_acc ; [L908] retValue_acc = waterLevel [L909] return (retValue_acc); [L562] tmp___0 = getWaterLevel() [L564] COND TRUE tmp___0 == 2 [L678] int retValue_acc ; [L681] retValue_acc = pumpRunning [L682] return (retValue_acc); [L566] tmp___1 = isPumpRunning() [L568] 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] [L927] __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 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 268.25 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 111.7 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -138.9 MB). Peak memory consumption was 24.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 29.72 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 16.42 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 413.69 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 70.8 MB). Peak memory consumption was 70.8 MB. Max. memory is 11.5 GB. * CodeCheck took 1247.09 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 781.9 MB in the end (delta: 242.1 MB). Peak memory consumption was 242.1 MB. Max. memory is 11.5 GB. * Witness Printer took 79.74 ms. Allocated memory is still 1.1 GB. Free memory was 781.9 MB in the beginning and 767.6 MB in the end (delta: 14.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...