./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product19.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_a247bd0d-ccc2-461a-a32c-1588b3df9121/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_a247bd0d-ccc2-461a-a32c-1588b3df9121/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_a247bd0d-ccc2-461a-a32c-1588b3df9121/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_a247bd0d-ccc2-461a-a32c-1588b3df9121/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product19.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_a247bd0d-ccc2-461a-a32c-1588b3df9121/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_a247bd0d-ccc2-461a-a32c-1588b3df9121/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 ce5436eb539a2a8a335e304ce49accfb71554984 ....................................................................................................................................................................................................................................................................................................................................................... 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 04:31:55,437 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:31:55,439 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:31:55,507 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:31:55,507 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:31:55,509 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:31:55,511 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:31:55,537 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:31:55,539 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:31:55,541 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:31:55,543 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:31:55,544 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:31:55,544 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:31:55,546 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:31:55,547 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:31:55,548 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:31:55,549 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:31:55,550 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:31:55,552 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:31:55,555 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:31:55,557 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:31:55,558 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:31:55,560 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:31:55,561 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:31:55,564 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:31:55,564 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:31:55,565 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:31:55,566 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:31:55,566 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:31:55,568 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:31:55,568 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:31:55,569 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:31:55,570 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:31:55,571 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:31:55,572 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:31:55,572 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:31:55,573 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:31:55,573 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:31:55,574 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:31:55,580 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:31:55,581 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:31:55,582 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_a247bd0d-ccc2-461a-a32c-1588b3df9121/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-28 04:31:55,620 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:31:55,623 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:31:55,626 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:31:55,626 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:31:55,627 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:31:55,627 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:31:55,628 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:31:55,628 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 04:31:55,628 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 04:31:55,628 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 04:31:55,630 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:31:55,630 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:31:55,630 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:31:55,630 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:31:55,630 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 04:31:55,630 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:31:55,630 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:31:55,631 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:31:55,631 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:31:55,631 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:31:55,631 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:31:55,631 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:31:55,632 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:31:55,633 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:31:55,633 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:31:55,633 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:31:55,633 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-28 04:31:55,633 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 04:31:55,634 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:31:55,634 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_a247bd0d-ccc2-461a-a32c-1588b3df9121/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_a247bd0d-ccc2-461a-a32c-1588b3df9121/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ce5436eb539a2a8a335e304ce49accfb71554984 [2020-11-28 04:31:55,886 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:31:55,913 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:31:55,915 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:31:55,916 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:31:55,928 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:31:55,929 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_a247bd0d-ccc2-461a-a32c-1588b3df9121/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product19.cil.c [2020-11-28 04:31:56,013 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a247bd0d-ccc2-461a-a32c-1588b3df9121/bin/ukojak/data/ab6be6df5/8fad843397434e9c9834d34768edce47/FLAG4cd0bf58f [2020-11-28 04:31:56,539 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:31:56,540 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_a247bd0d-ccc2-461a-a32c-1588b3df9121/sv-benchmarks/c/product-lines/minepump_spec3_product19.cil.c [2020-11-28 04:31:56,554 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a247bd0d-ccc2-461a-a32c-1588b3df9121/bin/ukojak/data/ab6be6df5/8fad843397434e9c9834d34768edce47/FLAG4cd0bf58f [2020-11-28 04:31:56,830 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_a247bd0d-ccc2-461a-a32c-1588b3df9121/bin/ukojak/data/ab6be6df5/8fad843397434e9c9834d34768edce47 [2020-11-28 04:31:56,833 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:31:56,834 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:31:56,836 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:31:56,836 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:31:56,839 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:31:56,839 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:31:56" (1/1) ... [2020-11-28 04:31:56,841 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a93d793 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:56, skipping insertion in model container [2020-11-28 04:31:56,842 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:31:56" (1/1) ... [2020-11-28 04:31:56,855 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:31:56,916 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:31:57,206 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:31:57,224 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 04:31:57,363 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:31:57,400 INFO L208 MainTranslator]: Completed translation [2020-11-28 04:31:57,401 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:57 WrapperNode [2020-11-28 04:31:57,401 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:31:57,402 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 04:31:57,402 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 04:31:57,402 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 04:31:57,410 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:57" (1/1) ... [2020-11-28 04:31:57,428 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:57" (1/1) ... [2020-11-28 04:31:57,458 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 04:31:57,459 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 04:31:57,459 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 04:31:57,459 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 04:31:57,468 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:57" (1/1) ... [2020-11-28 04:31:57,468 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:57" (1/1) ... [2020-11-28 04:31:57,472 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:57" (1/1) ... [2020-11-28 04:31:57,472 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:57" (1/1) ... [2020-11-28 04:31:57,481 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:57" (1/1) ... [2020-11-28 04:31:57,503 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:57" (1/1) ... [2020-11-28 04:31:57,506 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:57" (1/1) ... [2020-11-28 04:31:57,509 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 04:31:57,510 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 04:31:57,510 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 04:31:57,510 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 04:31:57,514 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:57" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a247bd0d-ccc2-461a-a32c-1588b3df9121/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 04:31:57,596 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 04:31:57,596 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-11-28 04:31:57,596 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-11-28 04:31:57,596 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-11-28 04:31:57,597 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-11-28 04:31:57,597 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-11-28 04:31:57,597 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-11-28 04:31:57,597 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-11-28 04:31:57,597 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-11-28 04:31:57,598 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-11-28 04:31:57,598 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-11-28 04:31:57,598 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-11-28 04:31:57,598 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-11-28 04:31:57,598 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 04:31:57,598 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-11-28 04:31:57,598 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-11-28 04:31:57,598 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 04:31:57,598 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 04:31:58,942 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 04:31:58,943 INFO L298 CfgBuilder]: Removed 38 assume(true) statements. [2020-11-28 04:31:58,945 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:31:58 BoogieIcfgContainer [2020-11-28 04:31:58,945 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 04:31:58,946 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-28 04:31:58,946 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-28 04:31:58,958 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-28 04:31:58,958 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:31:58" (1/1) ... [2020-11-28 04:31:58,973 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 04:31:59,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:31:59,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 55 states and 74 transitions. [2020-11-28 04:31:59,023 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 74 transitions. [2020-11-28 04:31:59,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-28 04:31:59,029 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:31:59,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:31:59,246 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 04:31:59,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:31:59,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 55 states and 72 transitions. [2020-11-28 04:31:59,260 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 72 transitions. [2020-11-28 04:31:59,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-28 04:31:59,262 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:31:59,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:31:59,424 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 04:31:59,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:31:59,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 57 states and 75 transitions. [2020-11-28 04:31:59,457 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 75 transitions. [2020-11-28 04:31:59,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-11-28 04:31:59,458 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:31:59,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:31:59,550 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 04:31:59,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:31:59,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 67 states and 96 transitions. [2020-11-28 04:31:59,754 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 96 transitions. [2020-11-28 04:31:59,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-28 04:31:59,756 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:31:59,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:31:59,849 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 04:31:59,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:31:59,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 68 states and 97 transitions. [2020-11-28 04:31:59,871 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 97 transitions. [2020-11-28 04:31:59,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-28 04:31:59,873 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:31:59,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:31:59,950 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 04:31:59,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:31:59,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 69 states and 98 transitions. [2020-11-28 04:31:59,967 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 98 transitions. [2020-11-28 04:31:59,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-28 04:31:59,968 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:31:59,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:32:00,031 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 04:32:00,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:32:00,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 70 states and 99 transitions. [2020-11-28 04:32:00,048 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 99 transitions. [2020-11-28 04:32:00,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-28 04:32:00,049 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:32:00,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:32:00,159 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 04:32:00,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:32:00,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 88 states and 140 transitions. [2020-11-28 04:32:00,811 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 140 transitions. [2020-11-28 04:32:00,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-11-28 04:32:00,813 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:32:00,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 04:32:00,918 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 04:32:00,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 04:32:00,983 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 04:32:01,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 04:32:01,335 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 04:32:01,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 04:32:01,501 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 04:32:01,580 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 8 iterations. [2020-11-28 04:32:01,714 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 28.11 04:32:01 ImpRootNode [2020-11-28 04:32:01,714 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-11-28 04:32:01,715 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-28 04:32:01,715 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-28 04:32:01,715 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-28 04:32:01,716 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:31:58" (3/4) ... [2020-11-28 04:32:01,718 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2020-11-28 04:32:01,956 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_a247bd0d-ccc2-461a-a32c-1588b3df9121/bin/ukojak/witness.graphml [2020-11-28 04:32:01,960 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-28 04:32:01,963 INFO L168 Benchmark]: Toolchain (without parser) took 5127.59 ms. Allocated memory was 96.5 MB in the beginning and 142.6 MB in the end (delta: 46.1 MB). Free memory was 63.8 MB in the beginning and 110.8 MB in the end (delta: -47.0 MB). Peak memory consumption was 49.7 MB. Max. memory is 16.1 GB. [2020-11-28 04:32:01,963 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 75.5 MB. Free memory was 35.9 MB in the beginning and 35.8 MB in the end (delta: 33.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:32:01,964 INFO L168 Benchmark]: CACSL2BoogieTranslator took 565.43 ms. Allocated memory is still 96.5 MB. Free memory was 63.6 MB in the beginning and 63.7 MB in the end (delta: -147.9 kB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-28 04:32:01,970 INFO L168 Benchmark]: Boogie Procedure Inliner took 56.36 ms. Allocated memory is still 96.5 MB. Free memory was 63.7 MB in the beginning and 61.2 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:32:01,970 INFO L168 Benchmark]: Boogie Preprocessor took 50.40 ms. Allocated memory is still 96.5 MB. Free memory was 61.2 MB in the beginning and 59.5 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:32:01,971 INFO L168 Benchmark]: RCFGBuilder took 1434.92 ms. Allocated memory was 96.5 MB in the beginning and 117.4 MB in the end (delta: 21.0 MB). Free memory was 59.5 MB in the beginning and 91.3 MB in the end (delta: -31.7 MB). Peak memory consumption was 35.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:32:01,972 INFO L168 Benchmark]: CodeCheck took 2768.53 ms. Allocated memory is still 117.4 MB. Free memory was 91.3 MB in the beginning and 39.7 MB in the end (delta: 51.6 MB). Peak memory consumption was 50.3 MB. Max. memory is 16.1 GB. [2020-11-28 04:32:01,972 INFO L168 Benchmark]: Witness Printer took 245.88 ms. Allocated memory was 117.4 MB in the beginning and 142.6 MB in the end (delta: 25.2 MB). Free memory was 39.7 MB in the beginning and 110.8 MB in the end (delta: -71.1 MB). Peak memory consumption was 6.5 MB. Max. memory is 16.1 GB. [2020-11-28 04:32:01,975 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: 2.5s, OverallIterations: 8, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2912 SDtfs, 912 SDslu, 1420 SDs, 0 SdLazy, 992 SolverSat, 304 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1179 GetRequests, 1149 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 250 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 177 NumberOfCodeBlocks, 177 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 143 ConstructedInterpolants, 0 QuantifiedInterpolants, 7159 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 3]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L295] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L492] int cleanupTimeShifts = 4; [L596] int waterLevel = 1; [L597] int methaneLevelCritical = 0; [L755] int pumpRunning = 0; [L756] int systemActive = 1; [L570] int retValue_acc ; [L571] int tmp ; [L80] int retValue_acc ; [L83] retValue_acc = 1 [L84] return (retValue_acc); [L577] tmp = valid_product() [L579] COND TRUE \read(tmp) [L687] int splverifierCounter ; [L688] int tmp ; [L689] int tmp___0 ; [L690] int tmp___1 ; [L691] int tmp___2 ; [L694] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L696] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L698] COND TRUE splverifierCounter < 4 [L704] tmp = __VERIFIER_nondet_int() [L706] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L708] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L614] COND TRUE waterLevel < 2 [L615] waterLevel = waterLevel + 1 [L708] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L714] tmp___0 = __VERIFIER_nondet_int() [L716] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L724] tmp___2 = __VERIFIER_nondet_int() [L726] COND FALSE !(\read(tmp___2)) [L730] tmp___1 = __VERIFIER_nondet_int() [L732] COND TRUE \read(tmp___1) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L910] COND FALSE !(\read(pumpRunning)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L917] systemActive = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L741] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L762] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L769] COND FALSE !(\read(systemActive)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L93] int tmp ; [L94] int tmp___0 ; [L95] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L99] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L635] int retValue_acc ; [L638] retValue_acc = methaneLevelCritical [L639] return (retValue_acc); [L99] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L99] tmp = isMethaneLevelCritical() [L101] COND FALSE !(\read(tmp)) [L667] int retValue_acc ; [L670] retValue_acc = waterLevel [L671] return (retValue_acc); [L105] tmp___0 = getWaterLevel() [L107] COND TRUE tmp___0 == 2 [L843] int retValue_acc ; [L846] retValue_acc = pumpRunning [L847] return (retValue_acc); [L109] tmp___1 = isPumpRunning() [L111] 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_product19.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 0.30 ms. Allocated memory is still 75.5 MB. Free memory was 35.9 MB in the beginning and 35.8 MB in the end (delta: 33.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 565.43 ms. Allocated memory is still 96.5 MB. Free memory was 63.6 MB in the beginning and 63.7 MB in the end (delta: -147.9 kB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 56.36 ms. Allocated memory is still 96.5 MB. Free memory was 63.7 MB in the beginning and 61.2 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 50.40 ms. Allocated memory is still 96.5 MB. Free memory was 61.2 MB in the beginning and 59.5 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1434.92 ms. Allocated memory was 96.5 MB in the beginning and 117.4 MB in the end (delta: 21.0 MB). Free memory was 59.5 MB in the beginning and 91.3 MB in the end (delta: -31.7 MB). Peak memory consumption was 35.1 MB. Max. memory is 16.1 GB. * CodeCheck took 2768.53 ms. Allocated memory is still 117.4 MB. Free memory was 91.3 MB in the beginning and 39.7 MB in the end (delta: 51.6 MB). Peak memory consumption was 50.3 MB. Max. memory is 16.1 GB. * Witness Printer took 245.88 ms. Allocated memory was 117.4 MB in the beginning and 142.6 MB in the end (delta: 25.2 MB). Free memory was 39.7 MB in the beginning and 110.8 MB in the end (delta: -71.1 MB). Peak memory consumption was 6.5 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...