./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product28.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_8c36fce1-25dc-4cb7-b5ee-3aea8bfafb64/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_8c36fce1-25dc-4cb7-b5ee-3aea8bfafb64/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_8c36fce1-25dc-4cb7-b5ee-3aea8bfafb64/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_8c36fce1-25dc-4cb7-b5ee-3aea8bfafb64/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product28.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_8c36fce1-25dc-4cb7-b5ee-3aea8bfafb64/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_8c36fce1-25dc-4cb7-b5ee-3aea8bfafb64/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e2c2c81b567a81a7a78250134e04d44c308ef2ab .............................................................................................................................................................................................................................................................................................................................................................. 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 0.2.0-a4ecdab [2020-11-30 00:50:43,513 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 00:50:43,517 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 00:50:43,591 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 00:50:43,592 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 00:50:43,599 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 00:50:43,601 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 00:50:43,604 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 00:50:43,606 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 00:50:43,608 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 00:50:43,609 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 00:50:43,611 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 00:50:43,612 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 00:50:43,613 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 00:50:43,615 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 00:50:43,616 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 00:50:43,617 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 00:50:43,619 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 00:50:43,622 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 00:50:43,624 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 00:50:43,627 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 00:50:43,629 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 00:50:43,630 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 00:50:43,631 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 00:50:43,635 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 00:50:43,636 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 00:50:43,636 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 00:50:43,638 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 00:50:43,638 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 00:50:43,640 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 00:50:43,640 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 00:50:43,641 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 00:50:43,643 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 00:50:43,644 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 00:50:43,645 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 00:50:43,646 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 00:50:43,652 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 00:50:43,652 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 00:50:43,653 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 00:50:43,654 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 00:50:43,655 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 00:50:43,657 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_8c36fce1-25dc-4cb7-b5ee-3aea8bfafb64/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-30 00:50:43,692 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 00:50:43,693 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 00:50:43,694 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-30 00:50:43,697 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-30 00:50:43,699 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 00:50:43,700 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 00:50:43,700 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 00:50:43,700 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-30 00:50:43,700 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 00:50:43,701 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-30 00:50:43,702 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 00:50:43,702 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 00:50:43,702 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 00:50:43,703 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 00:50:43,703 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-30 00:50:43,703 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 00:50:43,703 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 00:50:43,703 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 00:50:43,704 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-30 00:50:43,704 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-30 00:50:43,704 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 00:50:43,704 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 00:50:43,705 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-30 00:50:43,705 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 00:50:43,706 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 00:50:43,706 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 00:50:43,706 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-30 00:50:43,706 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-30 00:50:43,707 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 00:50:43,707 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_8c36fce1-25dc-4cb7-b5ee-3aea8bfafb64/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_8c36fce1-25dc-4cb7-b5ee-3aea8bfafb64/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e2c2c81b567a81a7a78250134e04d44c308ef2ab [2020-11-30 00:50:44,023 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 00:50:44,061 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 00:50:44,064 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 00:50:44,066 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 00:50:44,067 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 00:50:44,068 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_8c36fce1-25dc-4cb7-b5ee-3aea8bfafb64/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product28.cil.c [2020-11-30 00:50:44,153 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8c36fce1-25dc-4cb7-b5ee-3aea8bfafb64/bin/ukojak/data/2a66a5d35/598f30e898b14f36b2ef7392bad8b88a/FLAG399acddd7 [2020-11-30 00:50:44,797 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 00:50:44,798 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_8c36fce1-25dc-4cb7-b5ee-3aea8bfafb64/sv-benchmarks/c/product-lines/minepump_spec3_product28.cil.c [2020-11-30 00:50:44,817 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8c36fce1-25dc-4cb7-b5ee-3aea8bfafb64/bin/ukojak/data/2a66a5d35/598f30e898b14f36b2ef7392bad8b88a/FLAG399acddd7 [2020-11-30 00:50:45,070 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_8c36fce1-25dc-4cb7-b5ee-3aea8bfafb64/bin/ukojak/data/2a66a5d35/598f30e898b14f36b2ef7392bad8b88a [2020-11-30 00:50:45,073 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 00:50:45,075 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 00:50:45,087 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 00:50:45,088 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 00:50:45,092 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 00:50:45,093 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:50:45" (1/1) ... [2020-11-30 00:50:45,099 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@efe2224 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:50:45, skipping insertion in model container [2020-11-30 00:50:45,099 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:50:45" (1/1) ... [2020-11-30 00:50:45,108 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 00:50:45,156 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 00:50:45,492 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 00:50:45,517 INFO L203 MainTranslator]: Completed pre-run [2020-11-30 00:50:45,640 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 00:50:45,687 INFO L208 MainTranslator]: Completed translation [2020-11-30 00:50:45,690 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:50:45 WrapperNode [2020-11-30 00:50:45,690 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 00:50:45,693 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-30 00:50:45,693 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-30 00:50:45,693 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-30 00:50:45,702 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:50:45" (1/1) ... [2020-11-30 00:50:45,738 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:50:45" (1/1) ... [2020-11-30 00:50:45,792 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-30 00:50:45,792 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-30 00:50:45,793 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-30 00:50:45,793 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-30 00:50:45,806 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:50:45" (1/1) ... [2020-11-30 00:50:45,807 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:50:45" (1/1) ... [2020-11-30 00:50:45,827 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:50:45" (1/1) ... [2020-11-30 00:50:45,828 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:50:45" (1/1) ... [2020-11-30 00:50:45,846 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:50:45" (1/1) ... [2020-11-30 00:50:45,851 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:50:45" (1/1) ... [2020-11-30 00:50:45,854 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:50:45" (1/1) ... [2020-11-30 00:50:45,858 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-30 00:50:45,859 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-30 00:50:45,860 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-30 00:50:45,860 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-30 00:50:45,861 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:50:45" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8c36fce1-25dc-4cb7-b5ee-3aea8bfafb64/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 [2020-11-30 00:50:45,947 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-30 00:50:45,947 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-11-30 00:50:45,948 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-11-30 00:50:45,948 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-11-30 00:50:45,948 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-11-30 00:50:45,948 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-11-30 00:50:45,948 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-11-30 00:50:45,948 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-11-30 00:50:45,948 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-11-30 00:50:45,949 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-11-30 00:50:45,949 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-11-30 00:50:45,949 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-11-30 00:50:45,949 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-11-30 00:50:45,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-30 00:50:45,949 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-11-30 00:50:45,950 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-11-30 00:50:45,950 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-30 00:50:45,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-30 00:50:47,619 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-30 00:50:47,620 INFO L298 CfgBuilder]: Removed 40 assume(true) statements. [2020-11-30 00:50:47,622 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 12:50:47 BoogieIcfgContainer [2020-11-30 00:50:47,623 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-30 00:50:47,626 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-30 00:50:47,627 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-30 00:50:47,641 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-30 00:50:47,642 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 12:50:47" (1/1) ... [2020-11-30 00:50:47,658 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:50:47,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:50:47,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 55 states and 74 transitions. [2020-11-30 00:50:47,723 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 74 transitions. [2020-11-30 00:50:47,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-30 00:50:47,730 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:50:47,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:50:48,070 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:50:48,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:50:48,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 55 states and 72 transitions. [2020-11-30 00:50:48,087 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 72 transitions. [2020-11-30 00:50:48,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-30 00:50:48,088 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:50:48,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:50:48,248 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:50:48,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:50:48,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 57 states and 75 transitions. [2020-11-30 00:50:48,304 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 75 transitions. [2020-11-30 00:50:48,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-11-30 00:50:48,307 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:50:48,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:50:48,437 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:50:48,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:50:48,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 60 states and 81 transitions. [2020-11-30 00:50:48,606 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 81 transitions. [2020-11-30 00:50:48,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-30 00:50:48,608 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:50:48,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:50:48,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:50:49,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:50:49,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 68 states and 95 transitions. [2020-11-30 00:50:49,060 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 95 transitions. [2020-11-30 00:50:49,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-30 00:50:49,062 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:50:49,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:50:49,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:50:49,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:50:49,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 69 states and 96 transitions. [2020-11-30 00:50:49,196 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 96 transitions. [2020-11-30 00:50:49,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-30 00:50:49,197 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:50:49,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:50:49,383 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:50:50,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:50:50,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 86 states and 135 transitions. [2020-11-30 00:50:50,106 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 135 transitions. [2020-11-30 00:50:50,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-11-30 00:50:50,109 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:50:50,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:50:50,213 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:50:50,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:50:50,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 91 states and 148 transitions. [2020-11-30 00:50:50,724 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 148 transitions. [2020-11-30 00:50:50,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-11-30 00:50:50,726 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:50:50,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:50:50,771 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:50:50,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:50:50,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 92 states and 149 transitions. [2020-11-30 00:50:50,785 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 149 transitions. [2020-11-30 00:50:50,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-11-30 00:50:50,787 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:50:50,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 00:50:50,850 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 00:50:50,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 00:50:50,936 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 00:50:51,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 00:50:51,210 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 00:50:51,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 00:50:51,339 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 00:50:51,457 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 9 iterations. [2020-11-30 00:50:51,702 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 30.11 12:50:51 ImpRootNode [2020-11-30 00:50:51,707 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-11-30 00:50:51,708 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-30 00:50:51,708 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-30 00:50:51,708 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-30 00:50:51,708 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 12:50:47" (3/4) ... [2020-11-30 00:50:51,710 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2020-11-30 00:50:51,893 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_8c36fce1-25dc-4cb7-b5ee-3aea8bfafb64/bin/ukojak/witness.graphml [2020-11-30 00:50:51,902 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-30 00:50:51,907 INFO L168 Benchmark]: Toolchain (without parser) took 6830.72 ms. Allocated memory was 90.2 MB in the beginning and 132.1 MB in the end (delta: 41.9 MB). Free memory was 60.5 MB in the beginning and 50.6 MB in the end (delta: 9.9 MB). Peak memory consumption was 52.6 MB. Max. memory is 16.1 GB. [2020-11-30 00:50:51,908 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 90.2 MB. Free memory is still 50.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 00:50:51,909 INFO L168 Benchmark]: CACSL2BoogieTranslator took 603.11 ms. Allocated memory is still 90.2 MB. Free memory was 60.2 MB in the beginning and 55.9 MB in the end (delta: 4.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-30 00:50:51,910 INFO L168 Benchmark]: Boogie Procedure Inliner took 99.24 ms. Allocated memory is still 90.2 MB. Free memory was 55.9 MB in the beginning and 53.4 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-30 00:50:51,913 INFO L168 Benchmark]: Boogie Preprocessor took 66.15 ms. Allocated memory is still 90.2 MB. Free memory was 53.4 MB in the beginning and 51.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-30 00:50:51,914 INFO L168 Benchmark]: RCFGBuilder took 1763.53 ms. Allocated memory was 90.2 MB in the beginning and 109.1 MB in the end (delta: 18.9 MB). Free memory was 51.5 MB in the beginning and 60.1 MB in the end (delta: -8.6 MB). Peak memory consumption was 20.2 MB. Max. memory is 16.1 GB. [2020-11-30 00:50:51,914 INFO L168 Benchmark]: CodeCheck took 4080.75 ms. Allocated memory was 109.1 MB in the beginning and 132.1 MB in the end (delta: 23.1 MB). Free memory was 60.1 MB in the beginning and 62.2 MB in the end (delta: -2.1 MB). Peak memory consumption was 22.6 MB. Max. memory is 16.1 GB. [2020-11-30 00:50:51,917 INFO L168 Benchmark]: Witness Printer took 196.84 ms. Allocated memory is still 132.1 MB. Free memory was 61.1 MB in the beginning and 50.6 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-30 00:50:51,920 INFO L339 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. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 3.7s, OverallIterations: 9, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 5876 SDtfs, 1300 SDslu, 2368 SDs, 0 SdLazy, 2308 SolverSat, 832 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1466 GetRequests, 1406 SyntacticMatches, 10 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 728 ImplicationChecksByTransitivity, 1.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 209 NumberOfCodeBlocks, 209 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 173 ConstructedInterpolants, 0 QuantifiedInterpolants, 10324 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: 3]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L91] int pumpRunning = 0; [L92] int systemActive = 1; [L358] int waterLevel = 1; [L359] int methaneLevelCritical = 0; [L447] int cleanupTimeShifts = 4; [L755] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L520] int retValue_acc ; [L521] int tmp ; [L71] int retValue_acc ; [L74] retValue_acc = 1 [L75] return (retValue_acc); [L527] tmp = valid_product() [L529] COND TRUE \read(tmp) [L289] int splverifierCounter ; [L290] int tmp ; [L291] int tmp___0 ; [L292] int tmp___1 ; [L293] int tmp___2 ; [L296] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L298] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L300] COND TRUE splverifierCounter < 4 [L306] tmp = __VERIFIER_nondet_int() [L308] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L310] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L376] COND TRUE waterLevel < 2 [L377] waterLevel = waterLevel + 1 [L310] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L316] tmp___0 = __VERIFIER_nondet_int() [L318] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L326] tmp___2 = __VERIFIER_nondet_int() [L328] COND TRUE \read(tmp___2) [L280] systemActive = 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L345] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L99] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L106] COND TRUE \read(systemActive) [L128] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L131] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L146] FCALL processEnvironment__wrappee__base() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L553] int tmp ; [L554] int tmp___0 ; [L555] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L559] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L397] int retValue_acc ; [L400] retValue_acc = methaneLevelCritical [L401] return (retValue_acc); [L559] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L559] tmp = isMethaneLevelCritical() [L561] COND FALSE !(\read(tmp)) [L429] int retValue_acc ; [L432] retValue_acc = waterLevel [L433] return (retValue_acc); [L565] tmp___0 = getWaterLevel() [L567] COND TRUE tmp___0 == 2 [L198] int retValue_acc ; [L201] retValue_acc = pumpRunning [L202] return (retValue_acc); [L569] tmp___1 = isPumpRunning() [L571] 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] [L3] __assert_fail("0", "minepump_spec3_product28.cil.c", 3, "reach_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 0.29 ms. Allocated memory is still 90.2 MB. Free memory is still 50.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 603.11 ms. Allocated memory is still 90.2 MB. Free memory was 60.2 MB in the beginning and 55.9 MB in the end (delta: 4.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 99.24 ms. Allocated memory is still 90.2 MB. Free memory was 55.9 MB in the beginning and 53.4 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 66.15 ms. Allocated memory is still 90.2 MB. Free memory was 53.4 MB in the beginning and 51.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1763.53 ms. Allocated memory was 90.2 MB in the beginning and 109.1 MB in the end (delta: 18.9 MB). Free memory was 51.5 MB in the beginning and 60.1 MB in the end (delta: -8.6 MB). Peak memory consumption was 20.2 MB. Max. memory is 16.1 GB. * CodeCheck took 4080.75 ms. Allocated memory was 109.1 MB in the beginning and 132.1 MB in the end (delta: 23.1 MB). Free memory was 60.1 MB in the beginning and 62.2 MB in the end (delta: -2.1 MB). Peak memory consumption was 22.6 MB. Max. memory is 16.1 GB. * Witness Printer took 196.84 ms. Allocated memory is still 132.1 MB. Free memory was 61.1 MB in the beginning and 50.6 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...