./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product64.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_7e70ef6f-20ad-4da2-8815-9dc147e2c3fe/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_7e70ef6f-20ad-4da2-8815-9dc147e2c3fe/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_7e70ef6f-20ad-4da2-8815-9dc147e2c3fe/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_7e70ef6f-20ad-4da2-8815-9dc147e2c3fe/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product64.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_7e70ef6f-20ad-4da2-8815-9dc147e2c3fe/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_7e70ef6f-20ad-4da2-8815-9dc147e2c3fe/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 351e1061dd8393b15ba9fc7223df15ae9d3170ab ................................................................................................................................................................................................................................................................................................................................................... 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-cad4683 [2019-10-22 10:16:39,673 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 10:16:39,675 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 10:16:39,687 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 10:16:39,689 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 10:16:39,690 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 10:16:39,691 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 10:16:39,693 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 10:16:39,695 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 10:16:39,696 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 10:16:39,698 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 10:16:39,699 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 10:16:39,705 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 10:16:39,706 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 10:16:39,706 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 10:16:39,707 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 10:16:39,708 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 10:16:39,708 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 10:16:39,709 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 10:16:39,710 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 10:16:39,715 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 10:16:39,717 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 10:16:39,719 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 10:16:39,720 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 10:16:39,722 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 10:16:39,722 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 10:16:39,722 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 10:16:39,723 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 10:16:39,723 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 10:16:39,724 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 10:16:39,724 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 10:16:39,724 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 10:16:39,725 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 10:16:39,725 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 10:16:39,726 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 10:16:39,726 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 10:16:39,726 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 10:16:39,727 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 10:16:39,727 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 10:16:39,731 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 10:16:39,733 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 10:16:39,734 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_7e70ef6f-20ad-4da2-8815-9dc147e2c3fe/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-10-22 10:16:39,751 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 10:16:39,752 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 10:16:39,752 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-22 10:16:39,752 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-10-22 10:16:39,753 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 10:16:39,753 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 10:16:39,753 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 10:16:39,754 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 10:16:39,754 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 10:16:39,754 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 10:16:39,754 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 10:16:39,754 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 10:16:39,754 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 10:16:39,754 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 10:16:39,755 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 10:16:39,755 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 10:16:39,755 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 10:16:39,755 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 10:16:39,755 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-10-22 10:16:39,756 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-10-22 10:16:39,756 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 10:16:39,756 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 10:16:39,756 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-10-22 10:16:39,756 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 10:16:39,756 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 10:16:39,757 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 10:16:39,757 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-10-22 10:16:39,757 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 10:16:39,757 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 10:16:39,757 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/working_dir_7e70ef6f-20ad-4da2-8815-9dc147e2c3fe/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 -> 351e1061dd8393b15ba9fc7223df15ae9d3170ab [2019-10-22 10:16:39,780 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 10:16:39,790 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 10:16:39,793 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 10:16:39,794 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 10:16:39,794 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 10:16:39,795 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_7e70ef6f-20ad-4da2-8815-9dc147e2c3fe/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product64.cil.c [2019-10-22 10:16:39,838 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7e70ef6f-20ad-4da2-8815-9dc147e2c3fe/bin/ukojak/data/16efe9be7/f7e90c0871a84ba4994456111e3c40ed/FLAGa3f78aff7 [2019-10-22 10:16:40,275 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 10:16:40,276 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_7e70ef6f-20ad-4da2-8815-9dc147e2c3fe/sv-benchmarks/c/product-lines/minepump_spec3_product64.cil.c [2019-10-22 10:16:40,287 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7e70ef6f-20ad-4da2-8815-9dc147e2c3fe/bin/ukojak/data/16efe9be7/f7e90c0871a84ba4994456111e3c40ed/FLAGa3f78aff7 [2019-10-22 10:16:40,306 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_7e70ef6f-20ad-4da2-8815-9dc147e2c3fe/bin/ukojak/data/16efe9be7/f7e90c0871a84ba4994456111e3c40ed [2019-10-22 10:16:40,309 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 10:16:40,310 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 10:16:40,310 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 10:16:40,311 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 10:16:40,314 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 10:16:40,320 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:16:40" (1/1) ... [2019-10-22 10:16:40,322 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c1ea15e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:16:40, skipping insertion in model container [2019-10-22 10:16:40,322 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:16:40" (1/1) ... [2019-10-22 10:16:40,332 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 10:16:40,380 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 10:16:40,728 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:16:40,739 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 10:16:40,815 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:16:40,847 INFO L192 MainTranslator]: Completed translation [2019-10-22 10:16:40,848 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:16:40 WrapperNode [2019-10-22 10:16:40,848 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 10:16:40,849 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 10:16:40,849 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 10:16:40,849 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 10:16:40,857 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:16:40" (1/1) ... [2019-10-22 10:16:40,873 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:16:40" (1/1) ... [2019-10-22 10:16:40,916 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 10:16:40,920 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 10:16:40,920 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 10:16:40,920 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 10:16:40,929 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:16:40" (1/1) ... [2019-10-22 10:16:40,929 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:16:40" (1/1) ... [2019-10-22 10:16:40,939 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:16:40" (1/1) ... [2019-10-22 10:16:40,939 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:16:40" (1/1) ... [2019-10-22 10:16:40,953 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:16:40" (1/1) ... [2019-10-22 10:16:40,957 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:16:40" (1/1) ... [2019-10-22 10:16:40,966 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:16:40" (1/1) ... [2019-10-22 10:16:40,968 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 10:16:40,969 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 10:16:40,969 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 10:16:40,969 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 10:16:40,970 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:16:40" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7e70ef6f-20ad-4da2-8815-9dc147e2c3fe/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 [2019-10-22 10:16:41,035 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 10:16:41,036 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-22 10:16:41,036 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-22 10:16:41,036 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-22 10:16:41,036 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-22 10:16:41,036 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-22 10:16:41,036 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-22 10:16:41,036 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-22 10:16:41,037 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-22 10:16:41,037 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-10-22 10:16:41,037 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-10-22 10:16:41,037 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-22 10:16:41,037 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-22 10:16:41,037 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-10-22 10:16:41,037 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-10-22 10:16:41,037 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-22 10:16:41,038 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-22 10:16:41,038 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-22 10:16:41,038 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-22 10:16:41,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-22 10:16:41,038 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-22 10:16:41,038 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-22 10:16:41,038 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 10:16:41,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 10:16:41,917 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 10:16:41,918 INFO L284 CfgBuilder]: Removed 46 assume(true) statements. [2019-10-22 10:16:41,919 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:16:41 BoogieIcfgContainer [2019-10-22 10:16:41,919 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 10:16:41,920 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-10-22 10:16:41,920 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-10-22 10:16:41,932 INFO L275 PluginConnector]: CodeCheck initialized [2019-10-22 10:16:41,932 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:16:41" (1/1) ... [2019-10-22 10:16:41,947 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 10:16:41,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:41,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 78 states and 106 transitions. [2019-10-22 10:16:41,992 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 106 transitions. [2019-10-22 10:16:41,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-10-22 10:16:41,999 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:42,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:42,198 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:16:42,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:42,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 78 states and 104 transitions. [2019-10-22 10:16:42,213 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 104 transitions. [2019-10-22 10:16:42,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-10-22 10:16:42,215 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:42,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:42,303 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:16:42,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:42,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 80 states and 107 transitions. [2019-10-22 10:16:42,325 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 107 transitions. [2019-10-22 10:16:42,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-10-22 10:16:42,326 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:42,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:42,414 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:16:42,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:42,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 83 states and 115 transitions. [2019-10-22 10:16:42,467 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 115 transitions. [2019-10-22 10:16:42,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-10-22 10:16:42,469 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:42,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:42,538 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:16:42,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:42,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 91 states and 129 transitions. [2019-10-22 10:16:42,699 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 129 transitions. [2019-10-22 10:16:42,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-10-22 10:16:42,708 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:42,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:42,791 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:16:42,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:42,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 92 states and 130 transitions. [2019-10-22 10:16:42,816 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 130 transitions. [2019-10-22 10:16:42,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-10-22 10:16:42,818 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:42,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:42,993 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:16:43,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:43,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 110 states and 170 transitions. [2019-10-22 10:16:43,600 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 170 transitions. [2019-10-22 10:16:43,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-10-22 10:16:43,603 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:43,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:43,666 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:16:43,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:43,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 111 states and 171 transitions. [2019-10-22 10:16:43,686 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 171 transitions. [2019-10-22 10:16:43,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-10-22 10:16:43,693 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:44,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 10:16:44,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 10:16:44,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 10:16:44,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 10:16:44,846 WARN L489 CodeCheckObserver]: This program is UNSAFE, Check terminated with 8 iterations. [2019-10-22 10:16:44,977 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 22.10 10:16:44 ImpRootNode [2019-10-22 10:16:44,977 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-10-22 10:16:44,977 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 10:16:44,978 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 10:16:44,978 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 10:16:44,978 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:16:41" (3/4) ... [2019-10-22 10:16:44,981 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-10-22 10:16:45,151 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_7e70ef6f-20ad-4da2-8815-9dc147e2c3fe/bin/ukojak/witness.graphml [2019-10-22 10:16:45,152 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 10:16:45,154 INFO L168 Benchmark]: Toolchain (without parser) took 4843.49 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 230.2 MB). Free memory was 939.2 MB in the beginning and 1.1 GB in the end (delta: -136.2 MB). Peak memory consumption was 94.0 MB. Max. memory is 11.5 GB. [2019-10-22 10:16:45,155 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 1.0 GB. Free memory is still 967.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:16:45,156 INFO L168 Benchmark]: CACSL2BoogieTranslator took 538.25 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.3 MB). Free memory was 939.2 MB in the beginning and 1.1 GB in the end (delta: -196.1 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. [2019-10-22 10:16:45,157 INFO L168 Benchmark]: Boogie Procedure Inliner took 70.72 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: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 11.5 GB. [2019-10-22 10:16:45,162 INFO L168 Benchmark]: Boogie Preprocessor took 48.25 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-10-22 10:16:45,162 INFO L168 Benchmark]: RCFGBuilder took 950.98 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: 74.8 MB). Peak memory consumption was 74.8 MB. Max. memory is 11.5 GB. [2019-10-22 10:16:45,163 INFO L168 Benchmark]: CodeCheck took 3057.12 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 72.9 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -49.7 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. [2019-10-22 10:16:45,163 INFO L168 Benchmark]: Witness Printer took 174.55 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 26.6 MB). Peak memory consumption was 26.6 MB. Max. memory is 11.5 GB. [2019-10-22 10:16:45,165 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 11 procedures, 78 locations, 1 error locations. Result: UNSAFE, OverallTime: 2.8s, OverallIterations: 8, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 3070 SDtfs, 678 SDslu, 1198 SDs, 0 SdLazy, 950 SolverSat, 308 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1221 GetRequests, 1191 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, 0.3s InterpolantComputationTime, 179 NumberOfCodeBlocks, 179 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 145 ConstructedInterpolants, 0 QuantifiedInterpolants, 7100 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: 996]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L90] int pumpRunning = 0; [L91] int systemActive = 1; [L427] int waterLevel = 1; [L428] int methaneLevelCritical = 0; [L699] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L896] int cleanupTimeShifts = 4; [L969] int retValue_acc ; [L970] int tmp ; [L69] int retValue_acc ; [L72] retValue_acc = 1 [L73] return (retValue_acc); [L976] tmp = valid_product() [L978] COND TRUE \read(tmp) [L358] int splverifierCounter ; [L359] int tmp ; [L360] int tmp___0 ; [L361] int tmp___1 ; [L362] int tmp___2 ; [L365] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L367] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L369] COND TRUE splverifierCounter < 4 [L375] tmp = __VERIFIER_nondet_int() [L377] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L379] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L445] COND TRUE waterLevel < 2 [L446] waterLevel = waterLevel + 1 [L379] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L385] tmp___0 = __VERIFIER_nondet_int() [L387] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L395] tmp___2 = __VERIFIER_nondet_int() [L397] COND FALSE !(\read(tmp___2)) [L403] tmp___1 = __VERIFIER_nondet_int() [L405] COND TRUE \read(tmp___1) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L334] COND FALSE !(\read(pumpRunning)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L341] systemActive = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L414] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L98] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L105] COND FALSE !(\read(systemActive)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L1002] int tmp ; [L1003] int tmp___0 ; [L1004] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L1008] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L466] int retValue_acc ; [L469] retValue_acc = methaneLevelCritical [L470] return (retValue_acc); [L1008] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L1008] tmp = isMethaneLevelCritical() [L1010] COND FALSE !(\read(tmp)) [L498] int retValue_acc ; [L501] retValue_acc = waterLevel [L502] return (retValue_acc); [L1014] tmp___0 = getWaterLevel() [L1016] COND TRUE tmp___0 == 2 [L248] int retValue_acc ; [L251] retValue_acc = pumpRunning [L252] return (retValue_acc); [L1018] tmp___1 = isPumpRunning() [L1020] 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] [L996] __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 0.32 ms. Allocated memory is still 1.0 GB. Free memory is still 967.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 538.25 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.3 MB). Free memory was 939.2 MB in the beginning and 1.1 GB in the end (delta: -196.1 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 70.72 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: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 48.25 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 950.98 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: 74.8 MB). Peak memory consumption was 74.8 MB. Max. memory is 11.5 GB. * CodeCheck took 3057.12 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 72.9 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -49.7 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. * Witness Printer took 174.55 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 26.6 MB). Peak memory consumption was 26.6 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...