./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product39_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_2cb4386d-0104-4310-aa69-dbb64d07ad57/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_2cb4386d-0104-4310-aa69-dbb64d07ad57/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_2cb4386d-0104-4310-aa69-dbb64d07ad57/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_2cb4386d-0104-4310-aa69-dbb64d07ad57/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product39_false-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_2cb4386d-0104-4310-aa69-dbb64d07ad57/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_2cb4386d-0104-4310-aa69-dbb64d07ad57/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 fda6d17e7962e4df44156ef592d697d85d9dd989 ................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-01 16:20:04,840 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-01 16:20:04,841 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-01 16:20:04,847 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-01 16:20:04,847 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-01 16:20:04,848 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-01 16:20:04,849 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-01 16:20:04,849 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-01 16:20:04,850 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-01 16:20:04,851 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-01 16:20:04,851 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-01 16:20:04,852 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-01 16:20:04,852 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-01 16:20:04,853 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-01 16:20:04,853 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-01 16:20:04,854 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-01 16:20:04,854 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-01 16:20:04,855 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-01 16:20:04,856 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-01 16:20:04,857 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-01 16:20:04,858 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-01 16:20:04,858 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-01 16:20:04,859 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-01 16:20:04,859 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-01 16:20:04,860 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-01 16:20:04,860 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-01 16:20:04,861 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-01 16:20:04,861 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-01 16:20:04,862 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-01 16:20:04,862 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-01 16:20:04,862 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-01 16:20:04,863 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-01 16:20:04,863 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-01 16:20:04,863 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-01 16:20:04,864 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-01 16:20:04,864 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-01 16:20:04,864 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_2cb4386d-0104-4310-aa69-dbb64d07ad57/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-01 16:20:04,871 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-01 16:20:04,872 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-01 16:20:04,872 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-01 16:20:04,872 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-01 16:20:04,873 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-01 16:20:04,873 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-01 16:20:04,873 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-01 16:20:04,873 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-01 16:20:04,873 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-01 16:20:04,873 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-01 16:20:04,873 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-01 16:20:04,873 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-01 16:20:04,873 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-01 16:20:04,874 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-01 16:20:04,874 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-01 16:20:04,874 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-01 16:20:04,874 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-01 16:20:04,874 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-01 16:20:04,874 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-01 16:20:04,874 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-01 16:20:04,874 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-01 16:20:04,875 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-01 16:20:04,875 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-01 16:20:04,875 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-01 16:20:04,875 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-01 16:20:04,875 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-01 16:20:04,875 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-01 16:20:04,875 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-01 16:20:04,875 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-01 16:20:04,875 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_2cb4386d-0104-4310-aa69-dbb64d07ad57/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 -> fda6d17e7962e4df44156ef592d697d85d9dd989 [2018-12-01 16:20:04,893 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-01 16:20:04,899 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-01 16:20:04,901 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-01 16:20:04,902 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-01 16:20:04,902 INFO L276 PluginConnector]: CDTParser initialized [2018-12-01 16:20:04,903 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_2cb4386d-0104-4310-aa69-dbb64d07ad57/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product39_false-unreach-call_false-termination.cil.c [2018-12-01 16:20:04,938 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2cb4386d-0104-4310-aa69-dbb64d07ad57/bin-2019/ukojak/data/371fe7621/ea08a50d1daa4290becc71a5daa905a2/FLAGe0f1402f2 [2018-12-01 16:20:05,306 INFO L307 CDTParser]: Found 1 translation units. [2018-12-01 16:20:05,306 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_2cb4386d-0104-4310-aa69-dbb64d07ad57/sv-benchmarks/c/product-lines/minepump_spec3_product39_false-unreach-call_false-termination.cil.c [2018-12-01 16:20:05,312 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2cb4386d-0104-4310-aa69-dbb64d07ad57/bin-2019/ukojak/data/371fe7621/ea08a50d1daa4290becc71a5daa905a2/FLAGe0f1402f2 [2018-12-01 16:20:05,670 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_2cb4386d-0104-4310-aa69-dbb64d07ad57/bin-2019/ukojak/data/371fe7621/ea08a50d1daa4290becc71a5daa905a2 [2018-12-01 16:20:05,673 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-01 16:20:05,675 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-01 16:20:05,676 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-01 16:20:05,676 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-01 16:20:05,680 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-01 16:20:05,681 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:20:05" (1/1) ... [2018-12-01 16:20:05,685 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c1a3593 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:20:05, skipping insertion in model container [2018-12-01 16:20:05,685 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:20:05" (1/1) ... [2018-12-01 16:20:05,693 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-01 16:20:05,720 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-01 16:20:05,867 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 16:20:05,913 INFO L191 MainTranslator]: Completed pre-run [2018-12-01 16:20:05,961 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 16:20:05,975 INFO L195 MainTranslator]: Completed translation [2018-12-01 16:20:05,976 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:20:05 WrapperNode [2018-12-01 16:20:05,976 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-01 16:20:05,976 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-01 16:20:05,976 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-01 16:20:05,976 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-01 16:20:05,982 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:20:05" (1/1) ... [2018-12-01 16:20:05,991 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:20:05" (1/1) ... [2018-12-01 16:20:06,008 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-01 16:20:06,008 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-01 16:20:06,008 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-01 16:20:06,008 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-01 16:20:06,014 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:20:05" (1/1) ... [2018-12-01 16:20:06,014 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:20:05" (1/1) ... [2018-12-01 16:20:06,016 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:20:05" (1/1) ... [2018-12-01 16:20:06,016 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:20:05" (1/1) ... [2018-12-01 16:20:06,020 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:20:05" (1/1) ... [2018-12-01 16:20:06,024 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:20:05" (1/1) ... [2018-12-01 16:20:06,025 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:20:05" (1/1) ... [2018-12-01 16:20:06,027 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-01 16:20:06,027 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-01 16:20:06,027 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-01 16:20:06,028 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-01 16:20:06,028 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:20:05" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2cb4386d-0104-4310-aa69-dbb64d07ad57/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-01 16:20:06,063 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-01 16:20:06,063 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-01 16:20:06,064 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-01 16:20:06,064 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-01 16:20:06,064 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-01 16:20:06,064 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-01 16:20:06,064 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-01 16:20:06,064 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-01 16:20:06,064 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-01 16:20:06,064 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-12-01 16:20:06,064 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-12-01 16:20:06,064 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-01 16:20:06,065 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-01 16:20:06,065 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-01 16:20:06,065 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-01 16:20:06,065 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-01 16:20:06,065 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-01 16:20:06,065 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-01 16:20:06,065 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-01 16:20:06,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-01 16:20:06,496 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-01 16:20:06,497 INFO L280 CfgBuilder]: Removed 40 assue(true) statements. [2018-12-01 16:20:06,497 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:20:06 BoogieIcfgContainer [2018-12-01 16:20:06,497 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-01 16:20:06,498 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-01 16:20:06,498 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-01 16:20:06,506 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-01 16:20:06,506 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:20:06" (1/1) ... [2018-12-01 16:20:06,515 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 16:20:06,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:20:06,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 64 states and 87 transitions. [2018-12-01 16:20:06,543 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 87 transitions. [2018-12-01 16:20:06,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-01 16:20:06,547 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:20:06,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:20:06,665 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 16:20:06,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:20:06,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 64 states and 85 transitions. [2018-12-01 16:20:06,673 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 85 transitions. [2018-12-01 16:20:06,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-01 16:20:06,674 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:20:06,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:20:06,727 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 16:20:06,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:20:06,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 66 states and 88 transitions. [2018-12-01 16:20:06,739 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 88 transitions. [2018-12-01 16:20:06,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-01 16:20:06,740 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:20:06,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:20:06,774 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 16:20:06,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:20:06,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 76 states and 109 transitions. [2018-12-01 16:20:06,849 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 109 transitions. [2018-12-01 16:20:06,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-01 16:20:06,849 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:20:06,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:20:06,872 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 16:20:06,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:20:06,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 77 states and 110 transitions. [2018-12-01 16:20:06,876 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 110 transitions. [2018-12-01 16:20:06,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-01 16:20:06,877 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:20:06,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:20:06,899 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 16:20:06,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:20:06,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 78 states and 111 transitions. [2018-12-01 16:20:06,905 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 111 transitions. [2018-12-01 16:20:06,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-01 16:20:06,906 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:20:06,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:20:06,926 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 16:20:06,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:20:06,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 79 states and 112 transitions. [2018-12-01 16:20:06,932 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 112 transitions. [2018-12-01 16:20:06,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-01 16:20:06,933 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:20:06,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:20:06,984 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 16:20:07,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 16:20:07,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 97 states and 153 transitions. [2018-12-01 16:20:07,282 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 153 transitions. [2018-12-01 16:20:07,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-01 16:20:07,284 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 16:20:07,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 16:20:07,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 16:20:07,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 16:20:07,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 16:20:07,479 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 8 iterations. [2018-12-01 16:20:07,551 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 04:20:07 ImpRootNode [2018-12-01 16:20:07,551 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-01 16:20:07,551 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-01 16:20:07,551 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-01 16:20:07,551 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-01 16:20:07,551 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:20:06" (3/4) ... [2018-12-01 16:20:07,553 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-12-01 16:20:07,628 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_2cb4386d-0104-4310-aa69-dbb64d07ad57/bin-2019/ukojak/witness.graphml [2018-12-01 16:20:07,629 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-01 16:20:07,629 INFO L168 Benchmark]: Toolchain (without parser) took 1955.49 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 95.9 MB). Free memory was 950.6 MB in the beginning and 803.8 MB in the end (delta: 146.8 MB). Peak memory consumption was 242.8 MB. Max. memory is 11.5 GB. [2018-12-01 16:20:07,631 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 16:20:07,631 INFO L168 Benchmark]: CACSL2BoogieTranslator took 299.99 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 95.9 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -125.4 MB). Peak memory consumption was 27.2 MB. Max. memory is 11.5 GB. [2018-12-01 16:20:07,631 INFO L168 Benchmark]: Boogie Procedure Inliner took 31.45 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-12-01 16:20:07,632 INFO L168 Benchmark]: Boogie Preprocessor took 19.23 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. [2018-12-01 16:20:07,632 INFO L168 Benchmark]: RCFGBuilder took 469.83 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 999.2 MB in the end (delta: 73.2 MB). Peak memory consumption was 73.2 MB. Max. memory is 11.5 GB. [2018-12-01 16:20:07,632 INFO L168 Benchmark]: CodeCheck took 1053.28 ms. Allocated memory is still 1.1 GB. Free memory was 999.2 MB in the beginning and 817.9 MB in the end (delta: 181.3 MB). Peak memory consumption was 181.3 MB. Max. memory is 11.5 GB. [2018-12-01 16:20:07,632 INFO L168 Benchmark]: Witness Printer took 77.83 ms. Allocated memory is still 1.1 GB. Free memory was 817.9 MB in the beginning and 803.8 MB in the end (delta: 14.1 MB). Peak memory consumption was 14.1 MB. Max. memory is 11.5 GB. [2018-12-01 16:20:07,634 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 9 procedures, 85 locations, 1 error locations. UNSAFE Result, 0.9s OverallTime, 8 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 3040 SDtfs, 912 SDslu, 1420 SDs, 0 SdLazy, 992 SolverSat, 304 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1207 GetRequests, 1177 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 250 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 177 NumberOfCodeBlocks, 177 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 143 ConstructedInterpolants, 0 QuantifiedInterpolants, 7182 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: 451]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L85] int waterLevel = 1; [L86] int methaneLevelCritical = 0; [L185] int pumpRunning = 0; [L186] int systemActive = 1; [L625] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L822] int cleanupTimeShifts = 4; [L895] int retValue_acc ; [L896] int tmp ; [L69] int retValue_acc ; [L72] retValue_acc = 1 [L73] return (retValue_acc); [L902] tmp = valid_product() [L904] COND TRUE \read(tmp) [L381] int splverifierCounter ; [L382] int tmp ; [L383] int tmp___0 ; [L384] int tmp___1 ; [L385] int tmp___2 ; [L388] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L390] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L392] COND TRUE splverifierCounter < 4 [L398] tmp = __VERIFIER_nondet_int() [L400] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L402] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L103] COND TRUE waterLevel < 2 [L104] waterLevel = waterLevel + 1 [L402] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L408] tmp___0 = __VERIFIER_nondet_int() [L410] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L418] tmp___2 = __VERIFIER_nondet_int() [L420] COND FALSE !(\read(tmp___2)) [L424] tmp___1 = __VERIFIER_nondet_int() [L426] COND TRUE \read(tmp___1) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L367] COND FALSE !(\read(pumpRunning)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L374] systemActive = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L435] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L193] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L200] COND FALSE !(\read(systemActive)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L919] int tmp ; [L920] int tmp___0 ; [L921] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L925] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L124] int retValue_acc ; [L127] retValue_acc = methaneLevelCritical [L128] return (retValue_acc); [L925] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L925] tmp = isMethaneLevelCritical() [L927] COND FALSE !(\read(tmp)) [L156] int retValue_acc ; [L159] retValue_acc = waterLevel [L160] return (retValue_acc); [L931] tmp___0 = getWaterLevel() [L933] COND TRUE tmp___0 == 2 [L300] int retValue_acc ; [L303] retValue_acc = pumpRunning [L304] return (retValue_acc); [L935] tmp___1 = isPumpRunning() [L937] 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] [L451] __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 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 299.99 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 95.9 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -125.4 MB). Peak memory consumption was 27.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 31.45 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 19.23 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 469.83 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 999.2 MB in the end (delta: 73.2 MB). Peak memory consumption was 73.2 MB. Max. memory is 11.5 GB. * CodeCheck took 1053.28 ms. Allocated memory is still 1.1 GB. Free memory was 999.2 MB in the beginning and 817.9 MB in the end (delta: 181.3 MB). Peak memory consumption was 181.3 MB. Max. memory is 11.5 GB. * Witness Printer took 77.83 ms. Allocated memory is still 1.1 GB. Free memory was 817.9 MB in the beginning and 803.8 MB in the end (delta: 14.1 MB). Peak memory consumption was 14.1 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...