./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product43.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_37978d7e-93a9-4664-b13c-b3577beb3756/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_37978d7e-93a9-4664-b13c-b3577beb3756/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_37978d7e-93a9-4664-b13c-b3577beb3756/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_37978d7e-93a9-4664-b13c-b3577beb3756/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product43.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_37978d7e-93a9-4664-b13c-b3577beb3756/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_37978d7e-93a9-4664-b13c-b3577beb3756/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 d4f2c10412898020e67c12179bced9360b20e7f0 ....................................................................................................................................................................................................................................................................................................................... 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 [2020-11-28 04:37:15,283 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:37:15,290 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:37:15,346 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:37:15,347 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:37:15,348 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:37:15,350 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:37:15,352 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:37:15,355 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:37:15,356 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:37:15,357 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:37:15,358 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:37:15,359 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:37:15,360 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:37:15,362 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:37:15,363 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:37:15,364 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:37:15,365 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:37:15,368 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:37:15,370 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:37:15,372 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:37:15,375 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:37:15,377 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:37:15,378 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:37:15,383 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:37:15,383 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:37:15,383 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:37:15,385 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:37:15,386 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:37:15,387 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:37:15,387 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:37:15,391 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:37:15,392 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:37:15,393 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:37:15,394 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:37:15,394 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:37:15,395 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:37:15,395 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:37:15,396 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:37:15,397 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:37:15,398 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:37:15,403 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_37978d7e-93a9-4664-b13c-b3577beb3756/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-28 04:37:15,447 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:37:15,447 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:37:15,448 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:37:15,449 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:37:15,449 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:37:15,450 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:37:15,450 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:37:15,450 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 04:37:15,450 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 04:37:15,450 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 04:37:15,451 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:37:15,452 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:37:15,452 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:37:15,452 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:37:15,452 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 04:37:15,452 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:37:15,453 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:37:15,453 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:37:15,453 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:37:15,454 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:37:15,455 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:37:15,456 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:37:15,456 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:37:15,461 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:37:15,461 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:37:15,461 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:37:15,461 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-28 04:37:15,462 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 04:37:15,462 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:37:15,462 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_37978d7e-93a9-4664-b13c-b3577beb3756/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_37978d7e-93a9-4664-b13c-b3577beb3756/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d4f2c10412898020e67c12179bced9360b20e7f0 [2020-11-28 04:37:15,708 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:37:15,732 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:37:15,735 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:37:15,736 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:37:15,737 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:37:15,737 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_37978d7e-93a9-4664-b13c-b3577beb3756/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product43.cil.c [2020-11-28 04:37:15,820 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_37978d7e-93a9-4664-b13c-b3577beb3756/bin/ukojak/data/2365d72b9/3e95307fa8724b4da9234fc473360681/FLAGd39fd3570 [2020-11-28 04:37:16,258 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:37:16,258 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_37978d7e-93a9-4664-b13c-b3577beb3756/sv-benchmarks/c/product-lines/minepump_spec3_product43.cil.c [2020-11-28 04:37:16,271 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_37978d7e-93a9-4664-b13c-b3577beb3756/bin/ukojak/data/2365d72b9/3e95307fa8724b4da9234fc473360681/FLAGd39fd3570 [2020-11-28 04:37:16,610 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_37978d7e-93a9-4664-b13c-b3577beb3756/bin/ukojak/data/2365d72b9/3e95307fa8724b4da9234fc473360681 [2020-11-28 04:37:16,612 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:37:16,613 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:37:16,615 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:37:16,615 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:37:16,618 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:37:16,618 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:37:16" (1/1) ... [2020-11-28 04:37:16,620 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@98b5c05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:16, skipping insertion in model container [2020-11-28 04:37:16,620 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:37:16" (1/1) ... [2020-11-28 04:37:16,626 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:37:16,671 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:37:16,996 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:37:17,016 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 04:37:17,107 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:37:17,144 INFO L208 MainTranslator]: Completed translation [2020-11-28 04:37:17,145 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:17 WrapperNode [2020-11-28 04:37:17,145 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:37:17,146 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 04:37:17,146 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 04:37:17,147 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 04:37:17,155 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:17" (1/1) ... [2020-11-28 04:37:17,172 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:17" (1/1) ... [2020-11-28 04:37:17,225 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 04:37:17,225 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 04:37:17,226 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 04:37:17,226 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 04:37:17,242 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:17" (1/1) ... [2020-11-28 04:37:17,243 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:17" (1/1) ... [2020-11-28 04:37:17,260 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:17" (1/1) ... [2020-11-28 04:37:17,266 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:17" (1/1) ... [2020-11-28 04:37:17,274 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:17" (1/1) ... [2020-11-28 04:37:17,293 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:17" (1/1) ... [2020-11-28 04:37:17,295 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:17" (1/1) ... [2020-11-28 04:37:17,305 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 04:37:17,306 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 04:37:17,307 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 04:37:17,307 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 04:37:17,308 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:17" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_37978d7e-93a9-4664-b13c-b3577beb3756/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 [2020-11-28 04:37:17,385 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 04:37:17,385 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-11-28 04:37:17,386 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-11-28 04:37:17,387 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-11-28 04:37:17,387 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-11-28 04:37:17,387 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-11-28 04:37:17,387 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-11-28 04:37:17,387 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-11-28 04:37:17,388 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-11-28 04:37:17,390 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-11-28 04:37:17,390 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-11-28 04:37:17,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 04:37:17,390 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-11-28 04:37:17,391 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-11-28 04:37:17,391 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 04:37:17,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 04:37:18,787 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 04:37:18,787 INFO L298 CfgBuilder]: Removed 46 assume(true) statements. [2020-11-28 04:37:18,789 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:37:18 BoogieIcfgContainer [2020-11-28 04:37:18,790 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 04:37:18,791 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-28 04:37:18,791 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-28 04:37:18,803 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-28 04:37:18,804 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:37:18" (1/1) ... [2020-11-28 04:37:18,818 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 04:37:18,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:37:18,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 49 states and 65 transitions. [2020-11-28 04:37:18,872 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 65 transitions. [2020-11-28 04:37:18,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-28 04:37:18,879 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:37:19,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:37:19,168 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:37:19,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:37:19,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 49 states and 63 transitions. [2020-11-28 04:37:19,183 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 63 transitions. [2020-11-28 04:37:19,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-28 04:37:19,185 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:37:19,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:37:19,362 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:37:19,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:37:19,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 51 states and 66 transitions. [2020-11-28 04:37:19,386 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 66 transitions. [2020-11-28 04:37:19,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-28 04:37:19,387 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:37:19,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:37:19,575 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:37:19,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:37:19,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 66 states and 99 transitions. [2020-11-28 04:37:19,996 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 99 transitions. [2020-11-28 04:37:19,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-11-28 04:37:19,998 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:37:20,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 04:37:20,139 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 04:37:20,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 04:37:20,241 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 04:37:20,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 04:37:20,508 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 04:37:20,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 04:37:20,717 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 04:37:20,828 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 4 iterations. [2020-11-28 04:37:20,921 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 28.11 04:37:20 ImpRootNode [2020-11-28 04:37:20,921 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-11-28 04:37:20,922 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-28 04:37:20,922 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-28 04:37:20,923 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-28 04:37:20,923 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:37:18" (3/4) ... [2020-11-28 04:37:20,925 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2020-11-28 04:37:21,050 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_37978d7e-93a9-4664-b13c-b3577beb3756/bin/ukojak/witness.graphml [2020-11-28 04:37:21,052 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-28 04:37:21,054 INFO L168 Benchmark]: Toolchain (without parser) took 4439.67 ms. Allocated memory was 81.8 MB in the beginning and 98.6 MB in the end (delta: 16.8 MB). Free memory was 48.4 MB in the beginning and 46.9 MB in the end (delta: 1.4 MB). Peak memory consumption was 18.5 MB. Max. memory is 16.1 GB. [2020-11-28 04:37:21,055 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 81.8 MB. Free memory was 57.4 MB in the beginning and 57.4 MB in the end (delta: 27.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:37:21,056 INFO L168 Benchmark]: CACSL2BoogieTranslator took 530.85 ms. Allocated memory is still 81.8 MB. Free memory was 48.2 MB in the beginning and 49.2 MB in the end (delta: -1.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-28 04:37:21,056 INFO L168 Benchmark]: Boogie Procedure Inliner took 78.51 ms. Allocated memory is still 81.8 MB. Free memory was 49.2 MB in the beginning and 46.8 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:37:21,059 INFO L168 Benchmark]: Boogie Preprocessor took 80.23 ms. Allocated memory is still 81.8 MB. Free memory was 46.8 MB in the beginning and 45.0 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:37:21,061 INFO L168 Benchmark]: RCFGBuilder took 1483.33 ms. Allocated memory was 81.8 MB in the beginning and 98.6 MB in the end (delta: 16.8 MB). Free memory was 44.6 MB in the beginning and 56.2 MB in the end (delta: -11.5 MB). Peak memory consumption was 26.4 MB. Max. memory is 16.1 GB. [2020-11-28 04:37:21,062 INFO L168 Benchmark]: CodeCheck took 2131.07 ms. Allocated memory is still 98.6 MB. Free memory was 56.2 MB in the beginning and 56.9 MB in the end (delta: -771.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:37:21,062 INFO L168 Benchmark]: Witness Printer took 129.75 ms. Allocated memory is still 98.6 MB. Free memory was 56.9 MB in the beginning and 46.9 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-28 04:37:21,065 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 7 procedures, 49 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 1.9s, OverallIterations: 4, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 200 SDtfs, 52 SDslu, 92 SDs, 0 SdLazy, 84 SolverSat, 24 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 426 GetRequests, 412 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 78 NumberOfCodeBlocks, 78 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 52 ConstructedInterpolants, 0 QuantifiedInterpolants, 2171 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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: [L42] int cleanupTimeShifts = 4; [L361] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L599] int pumpRunning = 0; [L600] int systemActive = 1; [L851] int waterLevel = 1; [L852] int methaneLevelCritical = 0; [L123] int retValue_acc ; [L124] int tmp ; [L584] int retValue_acc ; [L587] retValue_acc = 1 [L588] return (retValue_acc); [L130] tmp = valid_product() [L132] COND TRUE \read(tmp) [L785] int splverifierCounter ; [L786] int tmp ; [L787] int tmp___0 ; [L788] int tmp___1 ; [L789] int tmp___2 ; [L792] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L794] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L796] COND TRUE splverifierCounter < 4 [L802] tmp = __VERIFIER_nondet_int() [L804] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L806] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L869] COND TRUE waterLevel < 2 [L870] waterLevel = waterLevel + 1 [L806] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L812] tmp___0 = __VERIFIER_nondet_int() [L814] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L822] tmp___2 = __VERIFIER_nondet_int() [L824] COND FALSE !(\read(tmp___2)) [L828] tmp___1 = __VERIFIER_nondet_int() [L830] COND TRUE \read(tmp___1) [L772] COND FALSE !(\read(pumpRunning)) [L779] systemActive = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L839] 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] [L159] int tmp ; [L160] int tmp___0 ; [L161] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L165] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L890] int retValue_acc ; [L893] retValue_acc = methaneLevelCritical [L894] return (retValue_acc); [L165] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L165] tmp = isMethaneLevelCritical() [L167] COND FALSE !(\read(tmp)) [L922] int retValue_acc ; [L925] retValue_acc = waterLevel [L926] return (retValue_acc); [L171] tmp___0 = getWaterLevel() [L173] COND TRUE tmp___0 == 2 [L705] int retValue_acc ; [L708] retValue_acc = pumpRunning [L709] return (retValue_acc); [L175] tmp___1 = isPumpRunning() [L177] 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_product43.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 0.20 ms. Allocated memory is still 81.8 MB. Free memory was 57.4 MB in the beginning and 57.4 MB in the end (delta: 27.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 530.85 ms. Allocated memory is still 81.8 MB. Free memory was 48.2 MB in the beginning and 49.2 MB in the end (delta: -1.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 78.51 ms. Allocated memory is still 81.8 MB. Free memory was 49.2 MB in the beginning and 46.8 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 80.23 ms. Allocated memory is still 81.8 MB. Free memory was 46.8 MB in the beginning and 45.0 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1483.33 ms. Allocated memory was 81.8 MB in the beginning and 98.6 MB in the end (delta: 16.8 MB). Free memory was 44.6 MB in the beginning and 56.2 MB in the end (delta: -11.5 MB). Peak memory consumption was 26.4 MB. Max. memory is 16.1 GB. * CodeCheck took 2131.07 ms. Allocated memory is still 98.6 MB. Free memory was 56.2 MB in the beginning and 56.9 MB in the end (delta: -771.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 129.75 ms. Allocated memory is still 98.6 MB. Free memory was 56.9 MB in the beginning and 46.9 MB in the end (delta: 10.0 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...