./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product16.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_aacd8a8c-5221-43d7-a27b-59c2bf5905a4/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_aacd8a8c-5221-43d7-a27b-59c2bf5905a4/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_aacd8a8c-5221-43d7-a27b-59c2bf5905a4/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_aacd8a8c-5221-43d7-a27b-59c2bf5905a4/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product16.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_aacd8a8c-5221-43d7-a27b-59c2bf5905a4/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_aacd8a8c-5221-43d7-a27b-59c2bf5905a4/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 09f621cb1974882ea9a195d7c88f0bd8b41755c2 ................................................................................................................................................................................................................................................................................................................................................................ 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 01:12:21,494 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 01:12:21,497 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 01:12:21,566 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 01:12:21,567 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 01:12:21,568 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 01:12:21,570 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 01:12:21,572 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 01:12:21,575 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 01:12:21,584 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 01:12:21,585 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 01:12:21,589 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 01:12:21,590 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 01:12:21,599 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 01:12:21,601 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 01:12:21,603 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 01:12:21,605 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 01:12:21,608 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 01:12:21,616 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 01:12:21,620 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 01:12:21,627 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 01:12:21,629 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 01:12:21,631 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 01:12:21,632 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 01:12:21,640 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 01:12:21,642 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 01:12:21,642 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 01:12:21,645 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 01:12:21,645 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 01:12:21,648 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 01:12:21,648 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 01:12:21,650 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 01:12:21,651 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 01:12:21,651 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 01:12:21,652 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 01:12:21,653 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 01:12:21,653 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 01:12:21,653 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 01:12:21,654 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 01:12:21,655 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 01:12:21,656 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 01:12:21,656 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_aacd8a8c-5221-43d7-a27b-59c2bf5905a4/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-30 01:12:21,682 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 01:12:21,682 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 01:12:21,683 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-30 01:12:21,683 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-30 01:12:21,683 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 01:12:21,683 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 01:12:21,684 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 01:12:21,684 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-30 01:12:21,684 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 01:12:21,684 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-30 01:12:21,684 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 01:12:21,684 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 01:12:21,684 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 01:12:21,685 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 01:12:21,685 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-30 01:12:21,685 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 01:12:21,685 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 01:12:21,685 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 01:12:21,685 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-30 01:12:21,686 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-30 01:12:21,686 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 01:12:21,686 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 01:12:21,686 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-30 01:12:21,686 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 01:12:21,686 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 01:12:21,687 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 01:12:21,687 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-30 01:12:21,687 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-30 01:12:21,687 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 01:12:21,687 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_aacd8a8c-5221-43d7-a27b-59c2bf5905a4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_aacd8a8c-5221-43d7-a27b-59c2bf5905a4/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 09f621cb1974882ea9a195d7c88f0bd8b41755c2 [2020-11-30 01:12:21,985 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 01:12:22,030 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 01:12:22,037 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 01:12:22,039 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 01:12:22,040 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 01:12:22,041 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_aacd8a8c-5221-43d7-a27b-59c2bf5905a4/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product16.cil.c [2020-11-30 01:12:22,126 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_aacd8a8c-5221-43d7-a27b-59c2bf5905a4/bin/ukojak/data/90fa25c02/4ceee6b3757142c8a85eb12326fc31cb/FLAG8f205a3e5 [2020-11-30 01:12:22,684 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 01:12:22,685 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_aacd8a8c-5221-43d7-a27b-59c2bf5905a4/sv-benchmarks/c/product-lines/minepump_spec3_product16.cil.c [2020-11-30 01:12:22,702 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_aacd8a8c-5221-43d7-a27b-59c2bf5905a4/bin/ukojak/data/90fa25c02/4ceee6b3757142c8a85eb12326fc31cb/FLAG8f205a3e5 [2020-11-30 01:12:22,990 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_aacd8a8c-5221-43d7-a27b-59c2bf5905a4/bin/ukojak/data/90fa25c02/4ceee6b3757142c8a85eb12326fc31cb [2020-11-30 01:12:22,993 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 01:12:22,994 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 01:12:22,999 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 01:12:22,999 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 01:12:23,003 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 01:12:23,004 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:12:22" (1/1) ... [2020-11-30 01:12:23,006 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46041a00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:12:23, skipping insertion in model container [2020-11-30 01:12:23,006 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:12:22" (1/1) ... [2020-11-30 01:12:23,014 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 01:12:23,061 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 01:12:23,368 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 01:12:23,384 INFO L203 MainTranslator]: Completed pre-run [2020-11-30 01:12:23,492 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 01:12:23,529 INFO L208 MainTranslator]: Completed translation [2020-11-30 01:12:23,529 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:12:23 WrapperNode [2020-11-30 01:12:23,529 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 01:12:23,531 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-30 01:12:23,531 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-30 01:12:23,531 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-30 01:12:23,542 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:12:23" (1/1) ... [2020-11-30 01:12:23,567 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:12:23" (1/1) ... [2020-11-30 01:12:23,608 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-30 01:12:23,617 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-30 01:12:23,618 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-30 01:12:23,619 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-30 01:12:23,628 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:12:23" (1/1) ... [2020-11-30 01:12:23,628 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:12:23" (1/1) ... [2020-11-30 01:12:23,636 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:12:23" (1/1) ... [2020-11-30 01:12:23,636 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:12:23" (1/1) ... [2020-11-30 01:12:23,646 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:12:23" (1/1) ... [2020-11-30 01:12:23,652 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:12:23" (1/1) ... [2020-11-30 01:12:23,655 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:12:23" (1/1) ... [2020-11-30 01:12:23,658 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-30 01:12:23,659 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-30 01:12:23,659 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-30 01:12:23,660 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-30 01:12:23,661 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:12:23" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_aacd8a8c-5221-43d7-a27b-59c2bf5905a4/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 01:12:23,781 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-30 01:12:23,781 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-11-30 01:12:23,782 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-11-30 01:12:23,783 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-11-30 01:12:23,783 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-11-30 01:12:23,784 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-11-30 01:12:23,784 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-11-30 01:12:23,784 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-11-30 01:12:23,784 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-11-30 01:12:23,785 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-11-30 01:12:23,785 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-11-30 01:12:23,785 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-11-30 01:12:23,786 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-11-30 01:12:23,786 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-11-30 01:12:23,786 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-11-30 01:12:23,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-30 01:12:23,786 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-11-30 01:12:23,786 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-11-30 01:12:23,787 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-30 01:12:23,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-30 01:12:25,470 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-30 01:12:25,471 INFO L298 CfgBuilder]: Removed 36 assume(true) statements. [2020-11-30 01:12:25,473 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:12:25 BoogieIcfgContainer [2020-11-30 01:12:25,473 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-30 01:12:25,474 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-30 01:12:25,474 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-30 01:12:25,488 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-30 01:12:25,488 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:12:25" (1/1) ... [2020-11-30 01:12:25,501 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:12:25,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:12:25,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 61 states and 81 transitions. [2020-11-30 01:12:25,543 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 81 transitions. [2020-11-30 01:12:25,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-30 01:12:25,548 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 01:12:25,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:12:25,842 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 01:12:25,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:12:25,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 61 states and 79 transitions. [2020-11-30 01:12:25,866 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 79 transitions. [2020-11-30 01:12:25,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-30 01:12:25,870 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 01:12:25,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:12:26,008 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 01:12:26,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:12:26,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 63 states and 82 transitions. [2020-11-30 01:12:26,052 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 82 transitions. [2020-11-30 01:12:26,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-11-30 01:12:26,055 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 01:12:26,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:12:26,200 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 01:12:26,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:12:26,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 66 states and 90 transitions. [2020-11-30 01:12:26,248 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 90 transitions. [2020-11-30 01:12:26,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-30 01:12:26,250 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 01:12:26,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:12:26,387 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 01:12:26,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:12:26,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 74 states and 104 transitions. [2020-11-30 01:12:26,652 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 104 transitions. [2020-11-30 01:12:26,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-30 01:12:26,660 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 01:12:26,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:12:26,774 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 01:12:26,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:12:26,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 75 states and 105 transitions. [2020-11-30 01:12:26,791 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 105 transitions. [2020-11-30 01:12:26,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-30 01:12:26,792 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 01:12:26,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:12:26,836 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 01:12:26,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:12:26,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 76 states and 106 transitions. [2020-11-30 01:12:26,849 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 106 transitions. [2020-11-30 01:12:26,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-30 01:12:26,851 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 01:12:26,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:12:26,944 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 01:12:27,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:12:27,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 93 states and 146 transitions. [2020-11-30 01:12:27,492 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 146 transitions. [2020-11-30 01:12:27,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-30 01:12:27,494 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 01:12:27,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:12:27,582 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 01:12:27,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:12:27,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 99 states and 159 transitions. [2020-11-30 01:12:27,834 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 159 transitions. [2020-11-30 01:12:27,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-11-30 01:12:27,836 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 01:12:27,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 01:12:27,942 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 01:12:28,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 01:12:28,013 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 01:12:28,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 01:12:28,291 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 01:12:28,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 01:12:28,488 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 01:12:28,612 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 9 iterations. [2020-11-30 01:12:28,785 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 30.11 01:12:28 ImpRootNode [2020-11-30 01:12:28,785 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-11-30 01:12:28,785 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-30 01:12:28,786 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-30 01:12:28,786 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-30 01:12:28,786 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:12:25" (3/4) ... [2020-11-30 01:12:28,789 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2020-11-30 01:12:28,973 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_aacd8a8c-5221-43d7-a27b-59c2bf5905a4/bin/ukojak/witness.graphml [2020-11-30 01:12:28,976 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-30 01:12:28,979 INFO L168 Benchmark]: Toolchain (without parser) took 5983.58 ms. Allocated memory was 98.6 MB in the beginning and 132.1 MB in the end (delta: 33.6 MB). Free memory was 70.7 MB in the beginning and 100.6 MB in the end (delta: -29.9 MB). Peak memory consumption was 73.3 MB. Max. memory is 16.1 GB. [2020-11-30 01:12:28,980 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 81.8 MB. Free memory was 38.6 MB in the beginning and 38.6 MB in the end (delta: 42.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 01:12:28,982 INFO L168 Benchmark]: CACSL2BoogieTranslator took 531.15 ms. Allocated memory is still 98.6 MB. Free memory was 70.7 MB in the beginning and 66.7 MB in the end (delta: 4.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-30 01:12:28,983 INFO L168 Benchmark]: Boogie Procedure Inliner took 85.86 ms. Allocated memory is still 98.6 MB. Free memory was 66.7 MB in the beginning and 64.1 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-30 01:12:28,988 INFO L168 Benchmark]: Boogie Preprocessor took 41.18 ms. Allocated memory is still 98.6 MB. Free memory was 64.1 MB in the beginning and 62.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-30 01:12:28,989 INFO L168 Benchmark]: RCFGBuilder took 1814.26 ms. Allocated memory is still 98.6 MB. Free memory was 62.0 MB in the beginning and 72.1 MB in the end (delta: -10.2 MB). Peak memory consumption was 30.8 MB. Max. memory is 16.1 GB. [2020-11-30 01:12:28,989 INFO L168 Benchmark]: CodeCheck took 3310.62 ms. Allocated memory was 98.6 MB in the beginning and 132.1 MB in the end (delta: 33.6 MB). Free memory was 72.1 MB in the beginning and 36.6 MB in the end (delta: 35.5 MB). Peak memory consumption was 70.1 MB. Max. memory is 16.1 GB. [2020-11-30 01:12:28,990 INFO L168 Benchmark]: Witness Printer took 191.26 ms. Allocated memory is still 132.1 MB. Free memory was 36.6 MB in the beginning and 100.6 MB in the end (delta: -64.0 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-11-30 01:12:28,992 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 9 procedures, 61 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 3.0s, OverallIterations: 9, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 6116 SDtfs, 1252 SDslu, 2180 SDs, 0 SdLazy, 1756 SolverSat, 588 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1434 GetRequests, 1392 SyntacticMatches, 8 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 335 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 204 NumberOfCodeBlocks, 204 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 169 ConstructedInterpolants, 0 QuantifiedInterpolants, 9477 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: [L51] int cleanupTimeShifts = 4; [L324] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L598] int pumpRunning = 0; [L599] int systemActive = 1; [L808] int waterLevel = 1; [L809] int methaneLevelCritical = 0; [L132] int retValue_acc ; [L133] int tmp ; [L798] int retValue_acc ; [L801] retValue_acc = 1 [L802] return (retValue_acc); [L139] tmp = valid_product() [L141] COND TRUE \read(tmp) [L524] int splverifierCounter ; [L525] int tmp ; [L526] int tmp___0 ; [L527] int tmp___1 ; [L528] int tmp___2 ; [L531] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L533] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L535] COND TRUE splverifierCounter < 4 [L541] tmp = __VERIFIER_nondet_int() [L543] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L545] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L826] COND TRUE waterLevel < 2 [L827] waterLevel = waterLevel + 1 [L545] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L551] tmp___0 = __VERIFIER_nondet_int() [L553] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L561] tmp___2 = __VERIFIER_nondet_int() [L563] COND FALSE !(\read(tmp___2)) [L569] tmp___1 = __VERIFIER_nondet_int() [L571] COND TRUE \read(tmp___1) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L752] COND FALSE !(\read(pumpRunning)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L759] systemActive = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L580] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L606] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L613] COND FALSE !(\read(systemActive)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L889] int tmp ; [L890] int tmp___0 ; [L891] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L895] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L847] int retValue_acc ; [L850] retValue_acc = methaneLevelCritical [L851] return (retValue_acc); [L895] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L895] tmp = isMethaneLevelCritical() [L897] COND FALSE !(\read(tmp)) [L879] int retValue_acc ; [L882] retValue_acc = waterLevel [L883] return (retValue_acc); [L901] tmp___0 = getWaterLevel() [L903] COND TRUE tmp___0 == 2 [L704] int retValue_acc ; [L707] retValue_acc = pumpRunning [L708] return (retValue_acc); [L905] tmp___1 = isPumpRunning() [L907] 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] [L3] __assert_fail("0", "minepump_spec3_product16.cil.c", 3, "reach_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 0.31 ms. Allocated memory is still 81.8 MB. Free memory was 38.6 MB in the beginning and 38.6 MB in the end (delta: 42.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 531.15 ms. Allocated memory is still 98.6 MB. Free memory was 70.7 MB in the beginning and 66.7 MB in the end (delta: 4.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 85.86 ms. Allocated memory is still 98.6 MB. Free memory was 66.7 MB in the beginning and 64.1 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 41.18 ms. Allocated memory is still 98.6 MB. Free memory was 64.1 MB in the beginning and 62.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1814.26 ms. Allocated memory is still 98.6 MB. Free memory was 62.0 MB in the beginning and 72.1 MB in the end (delta: -10.2 MB). Peak memory consumption was 30.8 MB. Max. memory is 16.1 GB. * CodeCheck took 3310.62 ms. Allocated memory was 98.6 MB in the beginning and 132.1 MB in the end (delta: 33.6 MB). Free memory was 72.1 MB in the beginning and 36.6 MB in the end (delta: 35.5 MB). Peak memory consumption was 70.1 MB. Max. memory is 16.1 GB. * Witness Printer took 191.26 ms. Allocated memory is still 132.1 MB. Free memory was 36.6 MB in the beginning and 100.6 MB in the end (delta: -64.0 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...