./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product40.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_8162bab1-d5f6-4b48-818d-c446e09970cf/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_8162bab1-d5f6-4b48-818d-c446e09970cf/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_8162bab1-d5f6-4b48-818d-c446e09970cf/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_8162bab1-d5f6-4b48-818d-c446e09970cf/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product40.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_8162bab1-d5f6-4b48-818d-c446e09970cf/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_8162bab1-d5f6-4b48-818d-c446e09970cf/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 6b0dd49774129de8b6944c8beb9911dd98f5e936 ...................................................................................................................................................................................................................................................................................................................................................... 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 02:51:26,626 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 02:51:26,628 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 02:51:26,642 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 02:51:26,644 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 02:51:26,645 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 02:51:26,647 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 02:51:26,655 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 02:51:26,657 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 02:51:26,659 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 02:51:26,661 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 02:51:26,662 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 02:51:26,663 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 02:51:26,665 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 02:51:26,666 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 02:51:26,668 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 02:51:26,668 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 02:51:26,671 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 02:51:26,674 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 02:51:26,677 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 02:51:26,681 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 02:51:26,684 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 02:51:26,686 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 02:51:26,686 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 02:51:26,689 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 02:51:26,690 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 02:51:26,690 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 02:51:26,692 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 02:51:26,692 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 02:51:26,693 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 02:51:26,693 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 02:51:26,694 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 02:51:26,695 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 02:51:26,696 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 02:51:26,697 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 02:51:26,697 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 02:51:26,698 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 02:51:26,698 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 02:51:26,698 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 02:51:26,699 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 02:51:26,701 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 02:51:26,701 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_8162bab1-d5f6-4b48-818d-c446e09970cf/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-26 02:51:26,726 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 02:51:26,736 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 02:51:26,737 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-26 02:51:26,737 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-26 02:51:26,737 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 02:51:26,738 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 02:51:26,738 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 02:51:26,738 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 02:51:26,738 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 02:51:26,739 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 02:51:26,739 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 02:51:26,739 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 02:51:26,739 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 02:51:26,739 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 02:51:26,740 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 02:51:26,740 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 02:51:26,740 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 02:51:26,740 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 02:51:26,742 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-26 02:51:26,742 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-26 02:51:26,742 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 02:51:26,743 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 02:51:26,743 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-26 02:51:26,743 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 02:51:26,743 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 02:51:26,744 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 02:51:26,744 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-26 02:51:26,744 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 02:51:26,745 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 02:51:26,745 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_8162bab1-d5f6-4b48-818d-c446e09970cf/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 -> 6b0dd49774129de8b6944c8beb9911dd98f5e936 [2019-11-26 02:51:26,878 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 02:51:26,888 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 02:51:26,891 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 02:51:26,892 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 02:51:26,892 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 02:51:26,893 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_8162bab1-d5f6-4b48-818d-c446e09970cf/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product40.cil.c [2019-11-26 02:51:26,940 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8162bab1-d5f6-4b48-818d-c446e09970cf/bin/ukojak/data/58103840f/855dad9a81594acbbfc33c5531ee6947/FLAG6229b3d45 [2019-11-26 02:51:27,439 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 02:51:27,442 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_8162bab1-d5f6-4b48-818d-c446e09970cf/sv-benchmarks/c/product-lines/minepump_spec3_product40.cil.c [2019-11-26 02:51:27,453 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8162bab1-d5f6-4b48-818d-c446e09970cf/bin/ukojak/data/58103840f/855dad9a81594acbbfc33c5531ee6947/FLAG6229b3d45 [2019-11-26 02:51:27,910 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_8162bab1-d5f6-4b48-818d-c446e09970cf/bin/ukojak/data/58103840f/855dad9a81594acbbfc33c5531ee6947 [2019-11-26 02:51:27,912 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 02:51:27,913 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-26 02:51:27,914 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 02:51:27,914 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 02:51:27,918 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 02:51:27,918 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:51:27" (1/1) ... [2019-11-26 02:51:27,921 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ed4b6c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:51:27, skipping insertion in model container [2019-11-26 02:51:27,921 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:51:27" (1/1) ... [2019-11-26 02:51:27,928 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 02:51:27,975 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-26 02:51:28,331 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:51:28,340 INFO L201 MainTranslator]: Completed pre-run [2019-11-26 02:51:28,410 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:51:28,448 INFO L205 MainTranslator]: Completed translation [2019-11-26 02:51:28,448 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:51:28 WrapperNode [2019-11-26 02:51:28,448 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 02:51:28,449 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 02:51:28,449 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 02:51:28,449 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 02:51:28,455 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:51:28" (1/1) ... [2019-11-26 02:51:28,475 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:51:28" (1/1) ... [2019-11-26 02:51:28,504 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 02:51:28,504 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 02:51:28,504 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 02:51:28,504 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 02:51:28,511 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:51:28" (1/1) ... [2019-11-26 02:51:28,511 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:51:28" (1/1) ... [2019-11-26 02:51:28,515 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:51:28" (1/1) ... [2019-11-26 02:51:28,515 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:51:28" (1/1) ... [2019-11-26 02:51:28,522 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:51:28" (1/1) ... [2019-11-26 02:51:28,528 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:51:28" (1/1) ... [2019-11-26 02:51:28,530 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:51:28" (1/1) ... [2019-11-26 02:51:28,534 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 02:51:28,534 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-26 02:51:28,534 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-26 02:51:28,534 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-26 02:51:28,535 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:51:28" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8162bab1-d5f6-4b48-818d-c446e09970cf/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 02:51:28,604 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-26 02:51:28,605 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-11-26 02:51:28,605 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-11-26 02:51:28,606 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-26 02:51:28,606 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-26 02:51:28,606 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-26 02:51:28,607 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-26 02:51:28,607 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-26 02:51:28,607 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-26 02:51:28,608 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-11-26 02:51:28,608 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-11-26 02:51:28,608 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-26 02:51:28,609 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-26 02:51:28,609 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-11-26 02:51:28,609 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-11-26 02:51:28,609 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-26 02:51:28,610 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-26 02:51:28,610 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-26 02:51:28,610 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-26 02:51:28,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-26 02:51:29,453 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-26 02:51:29,453 INFO L284 CfgBuilder]: Removed 42 assume(true) statements. [2019-11-26 02:51:29,454 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:51:29 BoogieIcfgContainer [2019-11-26 02:51:29,455 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-26 02:51:29,455 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-26 02:51:29,455 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-26 02:51:29,466 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-26 02:51:29,466 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:51:29" (1/1) ... [2019-11-26 02:51:29,479 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-26 02:51:29,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:51:29,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 64 states and 87 transitions. [2019-11-26 02:51:29,519 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 87 transitions. [2019-11-26 02:51:29,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-26 02:51:29,528 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:51:29,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:51:29,800 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 02:51:29,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:51:29,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 64 states and 85 transitions. [2019-11-26 02:51:29,826 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 85 transitions. [2019-11-26 02:51:29,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-26 02:51:29,828 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:51:29,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:51:29,951 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 02:51:29,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:51:29,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 66 states and 88 transitions. [2019-11-26 02:51:29,972 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 88 transitions. [2019-11-26 02:51:29,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-11-26 02:51:29,973 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:51:29,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:51:30,031 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 02:51:30,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:51:30,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 69 states and 96 transitions. [2019-11-26 02:51:30,073 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 96 transitions. [2019-11-26 02:51:30,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-26 02:51:30,075 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:51:30,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:51:30,131 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 02:51:30,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:51:30,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 77 states and 110 transitions. [2019-11-26 02:51:30,267 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 110 transitions. [2019-11-26 02:51:30,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-26 02:51:30,268 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:51:30,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:51:30,341 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 02:51:30,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:51:30,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 78 states and 111 transitions. [2019-11-26 02:51:30,361 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 111 transitions. [2019-11-26 02:51:30,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-26 02:51:30,362 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:51:30,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:51:30,430 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 02:51:30,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:51:30,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 79 states and 112 transitions. [2019-11-26 02:51:30,445 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 112 transitions. [2019-11-26 02:51:30,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-26 02:51:30,447 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:51:30,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:51:30,562 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 02:51:31,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:51:31,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 97 states and 152 transitions. [2019-11-26 02:51:31,168 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 152 transitions. [2019-11-26 02:51:31,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-11-26 02:51:31,171 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:51:31,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:51:31,299 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 02:51:31,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:51:31,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 104 states and 168 transitions. [2019-11-26 02:51:31,498 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 168 transitions. [2019-11-26 02:51:31,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-11-26 02:51:31,501 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:51:31,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-26 02:51:31,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-26 02:51:31,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-26 02:51:31,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-26 02:51:31,878 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 9 iterations. [2019-11-26 02:51:32,054 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.11 02:51:32 ImpRootNode [2019-11-26 02:51:32,055 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-26 02:51:32,055 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-26 02:51:32,055 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-26 02:51:32,055 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-26 02:51:32,056 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:51:29" (3/4) ... [2019-11-26 02:51:32,059 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-11-26 02:51:32,176 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_8162bab1-d5f6-4b48-818d-c446e09970cf/bin/ukojak/witness.graphml [2019-11-26 02:51:32,177 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-26 02:51:32,178 INFO L168 Benchmark]: Toolchain (without parser) took 4264.52 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 200.8 MB). Free memory was 942.0 MB in the beginning and 1.2 GB in the end (delta: -212.2 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:51:32,179 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 960.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:51:32,179 INFO L168 Benchmark]: CACSL2BoogieTranslator took 534.54 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.4 MB). Free memory was 940.7 MB in the beginning and 1.1 GB in the end (delta: -156.4 MB). Peak memory consumption was 21.9 MB. Max. memory is 11.5 GB. [2019-11-26 02:51:32,180 INFO L168 Benchmark]: Boogie Procedure Inliner took 54.85 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 11.5 GB. [2019-11-26 02:51:32,181 INFO L168 Benchmark]: Boogie Preprocessor took 29.73 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2019-11-26 02:51:32,181 INFO L168 Benchmark]: RCFGBuilder took 920.55 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 80.4 MB). Peak memory consumption was 80.4 MB. Max. memory is 11.5 GB. [2019-11-26 02:51:32,182 INFO L168 Benchmark]: CodeCheck took 2599.87 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 84.4 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -160.4 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:51:32,182 INFO L168 Benchmark]: Witness Printer took 121.68 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 17.7 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. [2019-11-26 02:51:32,184 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 9 procedures, 64 locations, 1 error locations. Result: UNSAFE, OverallTime: 2.3s, OverallIterations: 9, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 6104 SDtfs, 1278 SDslu, 2216 SDs, 0 SdLazy, 1774 SolverSat, 592 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1456 GetRequests, 1409 SyntacticMatches, 11 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 467 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 207 NumberOfCodeBlocks, 207 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 172 ConstructedInterpolants, 0 QuantifiedInterpolants, 10209 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 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: 221]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L40] int cleanupTimeShifts = 4; [L229] int waterLevel = 1; [L230] int methaneLevelCritical = 0; [L327] int pumpRunning = 0; [L328] int systemActive = 1; [L766] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L121] int retValue_acc ; [L122] int tmp ; [L170] int retValue_acc ; [L173] retValue_acc = 1 [L174] return (retValue_acc); [L128] tmp = valid_product() [L130] COND TRUE \read(tmp) [L529] int splverifierCounter ; [L530] int tmp ; [L531] int tmp___0 ; [L532] int tmp___1 ; [L533] int tmp___2 ; [L536] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L538] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L540] COND TRUE splverifierCounter < 4 [L546] tmp = __VERIFIER_nondet_int() [L548] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L550] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L247] COND TRUE waterLevel < 2 [L248] waterLevel = waterLevel + 1 [L550] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L556] tmp___0 = __VERIFIER_nondet_int() [L558] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L566] tmp___2 = __VERIFIER_nondet_int() [L568] COND FALSE !(\read(tmp___2)) [L574] tmp___1 = __VERIFIER_nondet_int() [L576] COND TRUE \read(tmp___1) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L508] COND FALSE !(\read(pumpRunning)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L515] systemActive = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L585] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L334] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L341] COND FALSE !(\read(systemActive)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L184] int tmp ; [L185] int tmp___0 ; [L186] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L190] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L268] int retValue_acc ; [L271] retValue_acc = methaneLevelCritical [L272] return (retValue_acc); [L190] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L190] tmp = isMethaneLevelCritical() [L192] COND FALSE !(\read(tmp)) [L300] int retValue_acc ; [L303] retValue_acc = waterLevel [L304] return (retValue_acc); [L196] tmp___0 = getWaterLevel() [L198] COND TRUE tmp___0 == 2 [L441] int retValue_acc ; [L444] retValue_acc = pumpRunning [L445] return (retValue_acc); [L200] tmp___1 = isPumpRunning() [L202] 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] [L221] __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 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 960.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 534.54 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.4 MB). Free memory was 940.7 MB in the beginning and 1.1 GB in the end (delta: -156.4 MB). Peak memory consumption was 21.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 54.85 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 29.73 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 920.55 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 80.4 MB). Peak memory consumption was 80.4 MB. Max. memory is 11.5 GB. * CodeCheck took 2599.87 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 84.4 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -160.4 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 121.68 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 17.7 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...