./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product20.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_4ce4db2d-32e9-4666-98ef-5a5adf188764/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_4ce4db2d-32e9-4666-98ef-5a5adf188764/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_4ce4db2d-32e9-4666-98ef-5a5adf188764/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_4ce4db2d-32e9-4666-98ef-5a5adf188764/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product20.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_4ce4db2d-32e9-4666-98ef-5a5adf188764/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_4ce4db2d-32e9-4666-98ef-5a5adf188764/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 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 0.1.24-678e011 [2019-11-20 10:25:12,655 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 10:25:12,657 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 10:25:12,672 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 10:25:12,672 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 10:25:12,674 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 10:25:12,676 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 10:25:12,684 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 10:25:12,688 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 10:25:12,692 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 10:25:12,693 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 10:25:12,695 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 10:25:12,695 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 10:25:12,697 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 10:25:12,698 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 10:25:12,699 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 10:25:12,700 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 10:25:12,700 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 10:25:12,702 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 10:25:12,706 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 10:25:12,709 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 10:25:12,711 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 10:25:12,713 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 10:25:12,714 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 10:25:12,717 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 10:25:12,718 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 10:25:12,718 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 10:25:12,719 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 10:25:12,720 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 10:25:12,721 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 10:25:12,721 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 10:25:12,722 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 10:25:12,723 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 10:25:12,723 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 10:25:12,724 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 10:25:12,725 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 10:25:12,725 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 10:25:12,725 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 10:25:12,726 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 10:25:12,726 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 10:25:12,727 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 10:25:12,728 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_4ce4db2d-32e9-4666-98ef-5a5adf188764/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-20 10:25:12,752 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 10:25:12,762 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 10:25:12,763 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-20 10:25:12,763 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-20 10:25:12,763 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 10:25:12,764 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 10:25:12,764 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 10:25:12,764 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 10:25:12,764 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 10:25:12,765 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 10:25:12,765 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 10:25:12,765 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 10:25:12,765 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 10:25:12,765 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 10:25:12,766 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 10:25:12,766 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 10:25:12,766 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 10:25:12,766 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 10:25:12,767 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-20 10:25:12,767 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-20 10:25:12,768 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 10:25:12,768 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 10:25:12,768 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 10:25:12,768 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 10:25:12,769 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 10:25:12,769 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 10:25:12,769 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-20 10:25:12,769 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 10:25:12,770 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 10:25:12,770 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_4ce4db2d-32e9-4666-98ef-5a5adf188764/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 -> cea13255bd81d7ff756db691b6bf5b4173b6edc1 [2019-11-20 10:25:12,940 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 10:25:12,956 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 10:25:12,958 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 10:25:12,961 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 10:25:12,962 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 10:25:12,963 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_4ce4db2d-32e9-4666-98ef-5a5adf188764/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product20.cil.c [2019-11-20 10:25:13,032 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4ce4db2d-32e9-4666-98ef-5a5adf188764/bin/ukojak/data/45f218fcb/8c31d911859c46778db255f4dec9fe74/FLAGb41cae3d1 [2019-11-20 10:25:13,490 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 10:25:13,490 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_4ce4db2d-32e9-4666-98ef-5a5adf188764/sv-benchmarks/c/product-lines/minepump_spec3_product20.cil.c [2019-11-20 10:25:13,515 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4ce4db2d-32e9-4666-98ef-5a5adf188764/bin/ukojak/data/45f218fcb/8c31d911859c46778db255f4dec9fe74/FLAGb41cae3d1 [2019-11-20 10:25:13,847 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_4ce4db2d-32e9-4666-98ef-5a5adf188764/bin/ukojak/data/45f218fcb/8c31d911859c46778db255f4dec9fe74 [2019-11-20 10:25:13,849 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 10:25:13,850 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 10:25:13,854 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 10:25:13,854 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 10:25:13,857 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 10:25:13,858 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:25:13" (1/1) ... [2019-11-20 10:25:13,860 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a2d9e38 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:25:13, skipping insertion in model container [2019-11-20 10:25:13,861 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:25:13" (1/1) ... [2019-11-20 10:25:13,867 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 10:25:13,903 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 10:25:14,246 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 10:25:14,257 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 10:25:14,384 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 10:25:14,427 INFO L192 MainTranslator]: Completed translation [2019-11-20 10:25:14,428 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:25:14 WrapperNode [2019-11-20 10:25:14,428 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 10:25:14,429 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 10:25:14,429 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 10:25:14,429 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 10:25:14,437 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:25:14" (1/1) ... [2019-11-20 10:25:14,464 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:25:14" (1/1) ... [2019-11-20 10:25:14,492 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 10:25:14,492 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 10:25:14,493 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 10:25:14,493 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 10:25:14,500 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:25:14" (1/1) ... [2019-11-20 10:25:14,501 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:25:14" (1/1) ... [2019-11-20 10:25:14,504 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:25:14" (1/1) ... [2019-11-20 10:25:14,505 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:25:14" (1/1) ... [2019-11-20 10:25:14,512 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:25:14" (1/1) ... [2019-11-20 10:25:14,517 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:25:14" (1/1) ... [2019-11-20 10:25:14,520 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:25:14" (1/1) ... [2019-11-20 10:25:14,523 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 10:25:14,524 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 10:25:14,524 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 10:25:14,524 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 10:25:14,525 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:25:14" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4ce4db2d-32e9-4666-98ef-5a5adf188764/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 [2019-11-20 10:25:14,609 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 10:25:14,609 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-11-20 10:25:14,609 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-11-20 10:25:14,610 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-20 10:25:14,611 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-20 10:25:14,611 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-20 10:25:14,611 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-20 10:25:14,611 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-20 10:25:14,611 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-20 10:25:14,612 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-20 10:25:14,612 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-20 10:25:14,613 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-11-20 10:25:14,613 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-11-20 10:25:14,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-20 10:25:14,613 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-20 10:25:14,613 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-20 10:25:14,614 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 10:25:14,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 10:25:15,498 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 10:25:15,499 INFO L285 CfgBuilder]: Removed 38 assume(true) statements. [2019-11-20 10:25:15,500 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:25:15 BoogieIcfgContainer [2019-11-20 10:25:15,500 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 10:25:15,500 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-20 10:25:15,500 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-20 10:25:15,511 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-20 10:25:15,511 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:25:15" (1/1) ... [2019-11-20 10:25:15,524 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 10:25:15,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:25:15,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 55 states and 74 transitions. [2019-11-20 10:25:15,568 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 74 transitions. [2019-11-20 10:25:15,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-20 10:25:15,575 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:25:15,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:25:15,788 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:25:15,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:25:15,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 55 states and 72 transitions. [2019-11-20 10:25:15,802 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 72 transitions. [2019-11-20 10:25:15,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-20 10:25:15,803 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:25:15,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:25:15,907 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:25:15,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:25:15,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 57 states and 75 transitions. [2019-11-20 10:25:15,936 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 75 transitions. [2019-11-20 10:25:15,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-11-20 10:25:15,938 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:25:15,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:25:16,046 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:25:16,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:25:16,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 60 states and 83 transitions. [2019-11-20 10:25:16,090 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 83 transitions. [2019-11-20 10:25:16,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-20 10:25:16,092 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:25:16,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:25:16,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:25:16,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:25:16,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 77 states and 123 transitions. [2019-11-20 10:25:16,669 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 123 transitions. [2019-11-20 10:25:16,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-20 10:25:16,671 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:25:16,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:25:16,756 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:25:16,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:25:16,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 85 states and 138 transitions. [2019-11-20 10:25:16,992 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 138 transitions. [2019-11-20 10:25:16,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-20 10:25:16,994 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:25:17,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:25:17,034 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:25:17,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:25:17,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 86 states and 141 transitions. [2019-11-20 10:25:17,057 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 141 transitions. [2019-11-20 10:25:17,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-20 10:25:17,064 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:25:17,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:25:17,116 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:25:17,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:25:17,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 90 states and 148 transitions. [2019-11-20 10:25:17,185 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 148 transitions. [2019-11-20 10:25:17,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-20 10:25:17,186 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:25:17,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:25:17,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:25:17,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:25:17,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 91 states and 149 transitions. [2019-11-20 10:25:17,239 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 149 transitions. [2019-11-20 10:25:17,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-20 10:25:17,240 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:25:17,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:25:17,295 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:25:17,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:25:17,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 97 states and 163 transitions. [2019-11-20 10:25:17,433 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 163 transitions. [2019-11-20 10:25:17,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-11-20 10:25:17,435 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:25:17,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:25:17,501 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:25:17,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:25:17,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 106 states and 185 transitions. [2019-11-20 10:25:17,908 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 185 transitions. [2019-11-20 10:25:17,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-11-20 10:25:17,909 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:25:17,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 10:25:17,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 10:25:18,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 10:25:18,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 10:25:18,235 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 11 iterations. [2019-11-20 10:25:18,362 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 10:25:18 ImpRootNode [2019-11-20 10:25:18,362 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-20 10:25:18,362 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 10:25:18,362 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 10:25:18,362 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 10:25:18,363 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:25:15" (3/4) ... [2019-11-20 10:25:18,365 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-11-20 10:25:18,552 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_4ce4db2d-32e9-4666-98ef-5a5adf188764/bin/ukojak/witness.graphml [2019-11-20 10:25:18,552 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 10:25:18,554 INFO L168 Benchmark]: Toolchain (without parser) took 4703.42 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 948.8 MB in the beginning and 960.6 MB in the end (delta: -11.8 MB). Peak memory consumption was 126.1 MB. Max. memory is 11.5 GB. [2019-11-20 10:25:18,557 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 966.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 10:25:18,557 INFO L168 Benchmark]: CACSL2BoogieTranslator took 574.68 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 943.4 MB in the beginning and 1.1 GB in the end (delta: -171.8 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. [2019-11-20 10:25:18,558 INFO L168 Benchmark]: Boogie Procedure Inliner took 63.23 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-20 10:25:18,558 INFO L168 Benchmark]: Boogie Preprocessor took 31.33 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. [2019-11-20 10:25:18,559 INFO L168 Benchmark]: RCFGBuilder took 975.97 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: 70.7 MB). Peak memory consumption was 70.7 MB. Max. memory is 11.5 GB. [2019-11-20 10:25:18,559 INFO L168 Benchmark]: CodeCheck took 2861.58 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 977.8 MB in the end (delta: 61.3 MB). Peak memory consumption was 61.3 MB. Max. memory is 11.5 GB. [2019-11-20 10:25:18,560 INFO L168 Benchmark]: Witness Printer took 190.11 ms. Allocated memory is still 1.2 GB. Free memory was 977.8 MB in the beginning and 960.6 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. [2019-11-20 10:25:18,562 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 8 procedures, 55 locations, 1 error locations. Result: UNSAFE, OverallTime: 2.6s, OverallIterations: 11, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 25646 SDtfs, 6636 SDslu, 13134 SDs, 0 SdLazy, 10944 SolverSat, 3110 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1963 GetRequests, 1903 SyntacticMatches, 14 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 749 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 259 NumberOfCodeBlocks, 259 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 221 ConstructedInterpolants, 0 QuantifiedInterpolants, 12189 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s 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 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 966.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 574.68 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 943.4 MB in the beginning and 1.1 GB in the end (delta: -171.8 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 63.23 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 31.33 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 975.97 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: 70.7 MB). Peak memory consumption was 70.7 MB. Max. memory is 11.5 GB. * CodeCheck took 2861.58 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 977.8 MB in the end (delta: 61.3 MB). Peak memory consumption was 61.3 MB. Max. memory is 11.5 GB. * Witness Printer took 190.11 ms. Allocated memory is still 1.2 GB. Free memory was 977.8 MB in the beginning and 960.6 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...