./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product31.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b5699aa Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_cede83bf-ed59-4334-84ba-64e9e65de7e0/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_cede83bf-ed59-4334-84ba-64e9e65de7e0/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_cede83bf-ed59-4334-84ba-64e9e65de7e0/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_cede83bf-ed59-4334-84ba-64e9e65de7e0/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product31.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_cede83bf-ed59-4334-84ba-64e9e65de7e0/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_cede83bf-ed59-4334-84ba-64e9e65de7e0/bin/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 34d3cbbc8b4a786ebf9108ab9ac810ac8aab3a53 ................................................................................................................................................................................................................................................................................................................................................. 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 0.1.24-6b5699a [2019-11-26 02:07:06,646 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 02:07:06,648 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 02:07:06,666 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 02:07:06,666 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 02:07:06,668 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 02:07:06,670 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 02:07:06,679 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 02:07:06,684 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 02:07:06,689 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 02:07:06,690 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 02:07:06,691 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 02:07:06,692 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 02:07:06,694 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 02:07:06,695 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 02:07:06,696 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 02:07:06,698 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 02:07:06,699 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 02:07:06,701 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 02:07:06,705 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 02:07:06,710 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 02:07:06,713 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 02:07:06,715 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 02:07:06,716 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 02:07:06,720 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 02:07:06,720 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 02:07:06,720 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 02:07:06,722 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 02:07:06,723 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 02:07:06,724 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 02:07:06,724 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 02:07:06,725 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 02:07:06,727 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 02:07:06,728 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 02:07:06,729 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 02:07:06,729 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 02:07:06,730 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 02:07:06,730 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 02:07:06,730 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 02:07:06,731 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 02:07:06,732 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 02:07:06,733 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_cede83bf-ed59-4334-84ba-64e9e65de7e0/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-26 02:07:06,762 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 02:07:06,762 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 02:07:06,763 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-26 02:07:06,763 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-26 02:07:06,764 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 02:07:06,764 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 02:07:06,764 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 02:07:06,764 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 02:07:06,765 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 02:07:06,765 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 02:07:06,765 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 02:07:06,765 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 02:07:06,765 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 02:07:06,766 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 02:07:06,766 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 02:07:06,766 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 02:07:06,766 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 02:07:06,766 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 02:07:06,767 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-26 02:07:06,767 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-26 02:07:06,767 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 02:07:06,767 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 02:07:06,767 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-26 02:07:06,768 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 02:07:06,768 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 02:07:06,768 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 02:07:06,768 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-26 02:07:06,768 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 02:07:06,769 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 02:07:06,769 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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/run_dir_cede83bf-ed59-4334-84ba-64e9e65de7e0/bin/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 -> 34d3cbbc8b4a786ebf9108ab9ac810ac8aab3a53 [2019-11-26 02:07:06,967 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 02:07:06,985 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 02:07:06,991 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 02:07:06,996 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 02:07:06,996 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 02:07:06,997 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_cede83bf-ed59-4334-84ba-64e9e65de7e0/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product31.cil.c [2019-11-26 02:07:07,056 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_cede83bf-ed59-4334-84ba-64e9e65de7e0/bin/ukojak/data/41406e911/b824b921f0044d8eb688b14f8ef7f75d/FLAG33eefdf82 [2019-11-26 02:07:07,496 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 02:07:07,497 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_cede83bf-ed59-4334-84ba-64e9e65de7e0/sv-benchmarks/c/product-lines/minepump_spec3_product31.cil.c [2019-11-26 02:07:07,520 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_cede83bf-ed59-4334-84ba-64e9e65de7e0/bin/ukojak/data/41406e911/b824b921f0044d8eb688b14f8ef7f75d/FLAG33eefdf82 [2019-11-26 02:07:07,781 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_cede83bf-ed59-4334-84ba-64e9e65de7e0/bin/ukojak/data/41406e911/b824b921f0044d8eb688b14f8ef7f75d [2019-11-26 02:07:07,783 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 02:07:07,785 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-26 02:07:07,786 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 02:07:07,786 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 02:07:07,789 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 02:07:07,790 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:07:07" (1/1) ... [2019-11-26 02:07:07,793 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45bc1592 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:07:07, skipping insertion in model container [2019-11-26 02:07:07,793 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:07:07" (1/1) ... [2019-11-26 02:07:07,800 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 02:07:07,870 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-26 02:07:08,414 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:07:08,441 INFO L201 MainTranslator]: Completed pre-run [2019-11-26 02:07:08,558 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:07:08,588 INFO L205 MainTranslator]: Completed translation [2019-11-26 02:07:08,589 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:07:08 WrapperNode [2019-11-26 02:07:08,589 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 02:07:08,589 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 02:07:08,590 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 02:07:08,590 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 02:07:08,597 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:07:08" (1/1) ... [2019-11-26 02:07:08,616 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:07:08" (1/1) ... [2019-11-26 02:07:08,666 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 02:07:08,667 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 02:07:08,667 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 02:07:08,667 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 02:07:08,675 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:07:08" (1/1) ... [2019-11-26 02:07:08,675 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:07:08" (1/1) ... [2019-11-26 02:07:08,680 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:07:08" (1/1) ... [2019-11-26 02:07:08,680 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:07:08" (1/1) ... [2019-11-26 02:07:08,688 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:07:08" (1/1) ... [2019-11-26 02:07:08,694 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:07:08" (1/1) ... [2019-11-26 02:07:08,697 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:07:08" (1/1) ... [2019-11-26 02:07:08,700 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 02:07:08,701 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-26 02:07:08,701 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-26 02:07:08,701 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-26 02:07:08,702 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:07:08" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cede83bf-ed59-4334-84ba-64e9e65de7e0/bin/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 [2019-11-26 02:07:08,803 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-26 02:07:08,804 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-11-26 02:07:08,804 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-11-26 02:07:08,804 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-26 02:07:08,804 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-26 02:07:08,804 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-26 02:07:08,805 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-26 02:07:08,805 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-26 02:07:08,805 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-26 02:07:08,805 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-26 02:07:08,805 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-26 02:07:08,805 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-11-26 02:07:08,805 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-11-26 02:07:08,806 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-11-26 02:07:08,806 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-11-26 02:07:08,806 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-11-26 02:07:08,806 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-11-26 02:07:08,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-26 02:07:08,806 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-26 02:07:08,807 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-26 02:07:08,807 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-26 02:07:08,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-26 02:07:09,625 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-26 02:07:09,625 INFO L284 CfgBuilder]: Removed 36 assume(true) statements. [2019-11-26 02:07:09,626 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:07:09 BoogieIcfgContainer [2019-11-26 02:07:09,626 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-26 02:07:09,627 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-26 02:07:09,627 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-26 02:07:09,639 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-26 02:07:09,639 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:07:09" (1/1) ... [2019-11-26 02:07:09,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-26 02:07:09,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:07:09,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 69 states and 93 transitions. [2019-11-26 02:07:09,691 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 93 transitions. [2019-11-26 02:07:09,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-26 02:07:09,698 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:07:09,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:07:09,953 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:07:09,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:07:09,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 69 states and 91 transitions. [2019-11-26 02:07:09,978 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 91 transitions. [2019-11-26 02:07:09,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-26 02:07:09,980 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:07:10,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:07:10,113 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:07:10,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:07:10,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 71 states and 94 transitions. [2019-11-26 02:07:10,150 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 94 transitions. [2019-11-26 02:07:10,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-11-26 02:07:10,154 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:07:10,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:07:10,286 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:07:10,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:07:10,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 81 states and 115 transitions. [2019-11-26 02:07:10,459 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 115 transitions. [2019-11-26 02:07:10,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-26 02:07:10,461 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:07:10,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:07:10,566 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:07:10,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:07:10,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 82 states and 116 transitions. [2019-11-26 02:07:10,585 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 116 transitions. [2019-11-26 02:07:10,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-26 02:07:10,594 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:07:10,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:07:10,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:07:10,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:07:10,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 83 states and 117 transitions. [2019-11-26 02:07:10,690 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 117 transitions. [2019-11-26 02:07:10,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-26 02:07:10,690 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:07:10,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:07:10,744 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:07:10,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:07:10,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 84 states and 118 transitions. [2019-11-26 02:07:10,759 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 118 transitions. [2019-11-26 02:07:10,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-26 02:07:10,760 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:07:10,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:07:10,856 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:07:11,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:07:11,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 102 states and 160 transitions. [2019-11-26 02:07:11,512 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 160 transitions. [2019-11-26 02:07:11,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-11-26 02:07:11,514 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:07:11,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-26 02:07:11,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-26 02:07:11,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-26 02:07:11,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-26 02:07:11,948 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 8 iterations. [2019-11-26 02:07:12,096 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.11 02:07:12 ImpRootNode [2019-11-26 02:07:12,096 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-26 02:07:12,097 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-26 02:07:12,097 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-26 02:07:12,097 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-26 02:07:12,098 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:07:09" (3/4) ... [2019-11-26 02:07:12,100 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-11-26 02:07:12,299 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_cede83bf-ed59-4334-84ba-64e9e65de7e0/bin/ukojak/witness.graphml [2019-11-26 02:07:12,299 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-26 02:07:12,301 INFO L168 Benchmark]: Toolchain (without parser) took 4516.16 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 939.4 MB in the beginning and 827.7 MB in the end (delta: 111.7 MB). Peak memory consumption was 244.3 MB. Max. memory is 11.5 GB. [2019-11-26 02:07:12,303 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:07:12,304 INFO L168 Benchmark]: CACSL2BoogieTranslator took 803.61 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -169.3 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. [2019-11-26 02:07:12,304 INFO L168 Benchmark]: Boogie Procedure Inliner took 77.04 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:07:12,305 INFO L168 Benchmark]: Boogie Preprocessor took 33.72 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:07:12,305 INFO L168 Benchmark]: RCFGBuilder took 925.84 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 69.1 MB). Peak memory consumption was 69.1 MB. Max. memory is 11.5 GB. [2019-11-26 02:07:12,306 INFO L168 Benchmark]: CodeCheck took 2469.53 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 834.5 MB in the end (delta: 205.1 MB). Peak memory consumption was 205.1 MB. Max. memory is 11.5 GB. [2019-11-26 02:07:12,306 INFO L168 Benchmark]: Witness Printer took 202.27 ms. Allocated memory is still 1.2 GB. Free memory was 834.5 MB in the beginning and 827.7 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-11-26 02:07:12,308 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 10 procedures, 69 locations, 1 error locations. Result: UNSAFE, OverallTime: 2.2s, OverallIterations: 8, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 3040 SDtfs, 912 SDslu, 1420 SDs, 0 SdLazy, 994 SolverSat, 302 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1207 GetRequests, 1177 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 250 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 177 NumberOfCodeBlocks, 177 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 143 ConstructedInterpolants, 0 QuantifiedInterpolants, 7159 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 DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 140]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L47] int waterLevel = 1; [L48] int methaneLevelCritical = 0; [L585] int pumpRunning = 0; [L586] int systemActive = 1; [L868] int cleanupTimeShifts = 4; [L314] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L941] int retValue_acc ; [L942] int tmp ; [L859] int retValue_acc ; [L862] retValue_acc = 1 [L863] return (retValue_acc); [L948] tmp = valid_product() [L950] COND TRUE \read(tmp) [L515] int splverifierCounter ; [L516] int tmp ; [L517] int tmp___0 ; [L518] int tmp___1 ; [L519] int tmp___2 ; [L522] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L524] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L526] COND TRUE splverifierCounter < 4 [L532] tmp = __VERIFIER_nondet_int() [L534] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L536] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L65] COND TRUE waterLevel < 2 [L66] waterLevel = waterLevel + 1 [L536] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L542] tmp___0 = __VERIFIER_nondet_int() [L544] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L552] tmp___2 = __VERIFIER_nondet_int() [L554] COND FALSE !(\read(tmp___2)) [L558] tmp___1 = __VERIFIER_nondet_int() [L560] COND TRUE \read(tmp___1) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L784] COND FALSE !(\read(pumpRunning)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L791] systemActive = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L569] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L593] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L600] COND FALSE !(\read(systemActive)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L797] int tmp ; [L798] int tmp___0 ; [L799] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L803] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L86] int retValue_acc ; [L89] retValue_acc = methaneLevelCritical [L90] return (retValue_acc); [L803] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L803] tmp = isMethaneLevelCritical() [L805] COND FALSE !(\read(tmp)) [L118] int retValue_acc ; [L121] retValue_acc = waterLevel [L122] return (retValue_acc); [L809] tmp___0 = getWaterLevel() [L811] COND TRUE tmp___0 == 2 [L717] int retValue_acc ; [L720] retValue_acc = pumpRunning [L721] return (retValue_acc); [L813] tmp___1 = isPumpRunning() [L815] 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] [L140] __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 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 803.61 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -169.3 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 77.04 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 33.72 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 925.84 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 69.1 MB). Peak memory consumption was 69.1 MB. Max. memory is 11.5 GB. * CodeCheck took 2469.53 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 834.5 MB in the end (delta: 205.1 MB). Peak memory consumption was 205.1 MB. Max. memory is 11.5 GB. * Witness Printer took 202.27 ms. Allocated memory is still 1.2 GB. Free memory was 834.5 MB in the beginning and 827.7 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...