./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product35.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_35696927-5b33-4fb0-a84b-0251fdc65c3f/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_35696927-5b33-4fb0-a84b-0251fdc65c3f/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_35696927-5b33-4fb0-a84b-0251fdc65c3f/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_35696927-5b33-4fb0-a84b-0251fdc65c3f/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product35.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_35696927-5b33-4fb0-a84b-0251fdc65c3f/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_35696927-5b33-4fb0-a84b-0251fdc65c3f/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 16128519e0e6ced40821c523f29c760d3ecfedbe ............................................................................................................................................................................................................................................................................................................................................................................................... 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 04:40:25,572 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:40:25,574 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:40:25,661 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:40:25,663 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:40:25,669 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:40:25,671 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:40:25,675 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:40:25,678 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:40:25,684 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:40:25,686 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:40:25,688 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:40:25,688 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:40:25,692 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:40:25,694 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:40:25,696 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:40:25,698 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:40:25,703 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:40:25,707 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:40:25,717 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:40:25,719 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:40:25,721 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:40:25,723 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:40:25,724 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:40:25,733 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:40:25,734 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:40:25,734 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:40:25,737 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:40:25,737 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:40:25,739 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:40:25,739 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:40:25,740 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:40:25,742 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:40:25,744 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:40:25,745 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:40:25,746 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:40:25,747 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:40:25,747 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:40:25,747 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:40:25,748 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:40:25,749 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:40:25,754 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_35696927-5b33-4fb0-a84b-0251fdc65c3f/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-28 04:40:25,799 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:40:25,801 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:40:25,802 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:40:25,802 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:40:25,803 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:40:25,804 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:40:25,804 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:40:25,804 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 04:40:25,804 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 04:40:25,805 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 04:40:25,806 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:40:25,806 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:40:25,807 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:40:25,807 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:40:25,807 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 04:40:25,807 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:40:25,807 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:40:25,808 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:40:25,808 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:40:25,808 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:40:25,808 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:40:25,809 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:40:25,809 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:40:25,809 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:40:25,809 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:40:25,810 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:40:25,810 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-28 04:40:25,810 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 04:40:25,810 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:40:25,811 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_35696927-5b33-4fb0-a84b-0251fdc65c3f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_35696927-5b33-4fb0-a84b-0251fdc65c3f/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 16128519e0e6ced40821c523f29c760d3ecfedbe [2020-11-28 04:40:26,090 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:40:26,119 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:40:26,122 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:40:26,125 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:40:26,126 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:40:26,128 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_35696927-5b33-4fb0-a84b-0251fdc65c3f/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_product35.cil.c [2020-11-28 04:40:26,243 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_35696927-5b33-4fb0-a84b-0251fdc65c3f/bin/ukojak/data/a97a3ef8a/ba3bd57f6402478abb4c664012cff8ae/FLAG6bfe06e1c [2020-11-28 04:40:26,910 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:40:26,911 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_35696927-5b33-4fb0-a84b-0251fdc65c3f/sv-benchmarks/c/product-lines/minepump_spec1_product35.cil.c [2020-11-28 04:40:26,925 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_35696927-5b33-4fb0-a84b-0251fdc65c3f/bin/ukojak/data/a97a3ef8a/ba3bd57f6402478abb4c664012cff8ae/FLAG6bfe06e1c [2020-11-28 04:40:27,200 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_35696927-5b33-4fb0-a84b-0251fdc65c3f/bin/ukojak/data/a97a3ef8a/ba3bd57f6402478abb4c664012cff8ae [2020-11-28 04:40:27,204 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:40:27,205 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:40:27,207 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:40:27,208 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:40:27,220 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:40:27,221 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:40:27" (1/1) ... [2020-11-28 04:40:27,223 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c369e4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:27, skipping insertion in model container [2020-11-28 04:40:27,223 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:40:27" (1/1) ... [2020-11-28 04:40:27,233 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:40:27,300 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:40:27,597 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:40:27,614 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 04:40:27,773 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:40:27,837 INFO L208 MainTranslator]: Completed translation [2020-11-28 04:40:27,839 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:27 WrapperNode [2020-11-28 04:40:27,839 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:40:27,841 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 04:40:27,841 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 04:40:27,842 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 04:40:27,851 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:27" (1/1) ... [2020-11-28 04:40:27,887 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:27" (1/1) ... [2020-11-28 04:40:27,947 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 04:40:27,949 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 04:40:27,950 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 04:40:27,951 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 04:40:27,961 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:27" (1/1) ... [2020-11-28 04:40:27,961 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:27" (1/1) ... [2020-11-28 04:40:27,976 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:27" (1/1) ... [2020-11-28 04:40:27,976 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:27" (1/1) ... [2020-11-28 04:40:27,992 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:27" (1/1) ... [2020-11-28 04:40:28,011 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:27" (1/1) ... [2020-11-28 04:40:28,014 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:27" (1/1) ... [2020-11-28 04:40:28,022 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 04:40:28,025 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 04:40:28,025 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 04:40:28,025 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 04:40:28,027 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:27" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_35696927-5b33-4fb0-a84b-0251fdc65c3f/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 04:40:28,117 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 04:40:28,117 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-11-28 04:40:28,117 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-11-28 04:40:28,118 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-11-28 04:40:28,119 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-11-28 04:40:28,119 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-11-28 04:40:28,119 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-11-28 04:40:28,120 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-11-28 04:40:28,120 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-11-28 04:40:28,121 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-11-28 04:40:28,121 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-11-28 04:40:28,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 04:40:28,121 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-11-28 04:40:28,122 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-11-28 04:40:28,122 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 04:40:28,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 04:40:29,687 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 04:40:29,687 INFO L298 CfgBuilder]: Removed 40 assume(true) statements. [2020-11-28 04:40:29,690 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:40:29 BoogieIcfgContainer [2020-11-28 04:40:29,690 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 04:40:29,691 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-28 04:40:29,691 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-28 04:40:29,703 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-28 04:40:29,703 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:40:29" (1/1) ... [2020-11-28 04:40:29,715 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 04:40:29,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:40:29,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 46 states and 60 transitions. [2020-11-28 04:40:29,771 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 60 transitions. [2020-11-28 04:40:29,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-28 04:40:29,778 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:40:29,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:40:30,037 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 04:40:30,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:40:30,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 46 states and 58 transitions. [2020-11-28 04:40:30,051 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 58 transitions. [2020-11-28 04:40:30,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-28 04:40:30,053 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:40:30,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:40:30,208 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 04:40:30,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:40:30,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 48 states and 61 transitions. [2020-11-28 04:40:30,247 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 61 transitions. [2020-11-28 04:40:30,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-11-28 04:40:30,249 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:40:30,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:40:30,470 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 04:40:30,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:40:30,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 61 states and 87 transitions. [2020-11-28 04:40:30,820 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 87 transitions. [2020-11-28 04:40:30,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-28 04:40:30,822 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:40:30,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:40:30,921 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 04:40:30,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:40:30,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 62 states and 88 transitions. [2020-11-28 04:40:30,938 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 88 transitions. [2020-11-28 04:40:30,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-28 04:40:30,940 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:40:30,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:40:31,288 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 04:40:32,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:40:32,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 77 states and 119 transitions. [2020-11-28 04:40:32,652 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 119 transitions. [2020-11-28 04:40:32,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-11-28 04:40:32,655 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:40:32,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:40:32,837 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 04:40:33,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:40:33,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 81 states and 128 transitions. [2020-11-28 04:40:33,151 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 128 transitions. [2020-11-28 04:40:33,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-28 04:40:33,153 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:40:33,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:40:33,242 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 04:40:33,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:40:33,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 82 states and 129 transitions. [2020-11-28 04:40:33,298 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 129 transitions. [2020-11-28 04:40:33,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-28 04:40:33,306 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:40:33,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:40:33,629 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 04:40:34,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:40:34,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 94 states and 156 transitions. [2020-11-28 04:40:34,739 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 156 transitions. [2020-11-28 04:40:34,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-11-28 04:40:34,741 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:40:34,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:40:34,808 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 04:40:35,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:40:35,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 94 states and 155 transitions. [2020-11-28 04:40:35,059 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 155 transitions. [2020-11-28 04:40:35,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-11-28 04:40:35,061 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:40:35,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:40:35,110 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 04:40:35,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:40:35,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 96 states and 157 transitions. [2020-11-28 04:40:35,417 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 157 transitions. [2020-11-28 04:40:35,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-11-28 04:40:35,419 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:40:35,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:40:35,453 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 04:40:35,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:40:35,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 100 states and 169 transitions. [2020-11-28 04:40:35,871 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 169 transitions. [2020-11-28 04:40:35,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-11-28 04:40:35,873 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:40:35,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 04:40:35,955 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 04:40:36,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 04:40:36,049 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 04:40:36,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 04:40:36,307 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 04:40:36,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 04:40:36,420 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 04:40:36,560 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 12 iterations. [2020-11-28 04:40:36,779 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 28.11 04:40:36 ImpRootNode [2020-11-28 04:40:36,781 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-11-28 04:40:36,783 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-28 04:40:36,783 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-28 04:40:36,784 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-28 04:40:36,785 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:40:29" (3/4) ... [2020-11-28 04:40:36,787 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2020-11-28 04:40:36,934 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_35696927-5b33-4fb0-a84b-0251fdc65c3f/bin/ukojak/witness.graphml [2020-11-28 04:40:36,934 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-28 04:40:36,941 INFO L168 Benchmark]: Toolchain (without parser) took 9729.99 ms. Allocated memory was 94.4 MB in the beginning and 163.6 MB in the end (delta: 69.2 MB). Free memory was 61.6 MB in the beginning and 65.9 MB in the end (delta: -4.3 MB). Peak memory consumption was 64.5 MB. Max. memory is 16.1 GB. [2020-11-28 04:40:36,941 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 71.3 MB. Free memory was 32.0 MB in the beginning and 31.9 MB in the end (delta: 40.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:40:36,942 INFO L168 Benchmark]: CACSL2BoogieTranslator took 632.56 ms. Allocated memory is still 94.4 MB. Free memory was 61.4 MB in the beginning and 61.1 MB in the end (delta: 315.7 kB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-28 04:40:36,942 INFO L168 Benchmark]: Boogie Procedure Inliner took 107.47 ms. Allocated memory is still 94.4 MB. Free memory was 61.1 MB in the beginning and 58.7 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:40:36,943 INFO L168 Benchmark]: Boogie Preprocessor took 74.92 ms. Allocated memory is still 94.4 MB. Free memory was 58.7 MB in the beginning and 57.0 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:40:36,943 INFO L168 Benchmark]: RCFGBuilder took 1664.91 ms. Allocated memory was 94.4 MB in the beginning and 113.2 MB in the end (delta: 18.9 MB). Free memory was 56.6 MB in the beginning and 83.1 MB in the end (delta: -26.6 MB). Peak memory consumption was 35.2 MB. Max. memory is 16.1 GB. [2020-11-28 04:40:36,944 INFO L168 Benchmark]: CodeCheck took 7090.75 ms. Allocated memory was 113.2 MB in the beginning and 163.6 MB in the end (delta: 50.3 MB). Free memory was 82.4 MB in the beginning and 76.4 MB in the end (delta: 6.0 MB). Peak memory consumption was 55.0 MB. Max. memory is 16.1 GB. [2020-11-28 04:40:36,944 INFO L168 Benchmark]: Witness Printer took 151.87 ms. Allocated memory is still 163.6 MB. Free memory was 76.4 MB in the beginning and 65.9 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-28 04:40:36,947 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, 46 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 6.8s, OverallIterations: 12, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 48240 SDtfs, 16868 SDslu, 29356 SDs, 0 SdLazy, 32810 SolverSat, 11118 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2228 GetRequests, 2106 SyntacticMatches, 22 SemanticMatches, 100 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3428 ImplicationChecksByTransitivity, 4.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 269 NumberOfCodeBlocks, 269 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 231 ConstructedInterpolants, 0 QuantifiedInterpolants, 15707 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 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: [L49] int waterLevel = 1; [L50] int methaneLevelCritical = 0; [L252] int pumpRunning = 0; [L253] int systemActive = 1; [L457] int cleanupTimeShifts = 4; [L722] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L530] int retValue_acc ; [L531] int tmp ; [L448] int retValue_acc ; [L451] retValue_acc = 1 [L452] return (retValue_acc); [L537] tmp = valid_product() [L539] COND TRUE \read(tmp) [L183] int splverifierCounter ; [L184] int tmp ; [L185] int tmp___0 ; [L186] int tmp___1 ; [L187] int tmp___2 ; [L190] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L192] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L194] COND TRUE splverifierCounter < 4 [L200] tmp = __VERIFIER_nondet_int() [L202] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L204] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L67] COND TRUE waterLevel < 2 [L68] waterLevel = waterLevel + 1 [L204] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L210] tmp___0 = __VERIFIER_nondet_int() [L212] COND TRUE \read(tmp___0) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L214] CALL changeMethaneLevel() VAL [\old(methaneLevelCritical)=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L79] COND FALSE !(\read(methaneLevelCritical)) [L82] methaneLevelCritical = 1 [L214] RET changeMethaneLevel() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L220] tmp___2 = __VERIFIER_nondet_int() [L222] COND FALSE !(\read(tmp___2)) [L226] tmp___1 = __VERIFIER_nondet_int() [L228] COND FALSE !(\read(tmp___1)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L237] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L259] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L266] COND TRUE \read(systemActive) [L288] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L291] COND TRUE ! pumpRunning [L385] int retValue_acc ; [L386] int tmp ; [L387] int tmp___0 ; [L129] int retValue_acc ; [L132] COND FALSE !(waterLevel < 2) [L136] retValue_acc = 0 [L137] return (retValue_acc); [L391] tmp = isHighWaterSensorDry() [L393] COND FALSE !(\read(tmp)) [L396] tmp___0 = 1 [L398] retValue_acc = tmp___0 [L399] return (retValue_acc); [L293] tmp = isHighWaterLevel() [L295] COND TRUE \read(tmp) [L316] pumpRunning = 1 VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L154] int tmp ; [L155] int tmp___0 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L159] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L88] int retValue_acc ; [L91] retValue_acc = methaneLevelCritical [L92] return (retValue_acc); [L159] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L159] tmp = isMethaneLevelCritical() [L161] COND TRUE \read(tmp) [L340] int retValue_acc ; [L343] retValue_acc = pumpRunning [L344] return (retValue_acc); [L163] tmp___0 = isPumpRunning() [L165] COND TRUE \read(tmp___0) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L3] __assert_fail("0", "minepump_spec1_product35.cil.c", 3, "reach_error") VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 71.3 MB. Free memory was 32.0 MB in the beginning and 31.9 MB in the end (delta: 40.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 632.56 ms. Allocated memory is still 94.4 MB. Free memory was 61.4 MB in the beginning and 61.1 MB in the end (delta: 315.7 kB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 107.47 ms. Allocated memory is still 94.4 MB. Free memory was 61.1 MB in the beginning and 58.7 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 74.92 ms. Allocated memory is still 94.4 MB. Free memory was 58.7 MB in the beginning and 57.0 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1664.91 ms. Allocated memory was 94.4 MB in the beginning and 113.2 MB in the end (delta: 18.9 MB). Free memory was 56.6 MB in the beginning and 83.1 MB in the end (delta: -26.6 MB). Peak memory consumption was 35.2 MB. Max. memory is 16.1 GB. * CodeCheck took 7090.75 ms. Allocated memory was 113.2 MB in the beginning and 163.6 MB in the end (delta: 50.3 MB). Free memory was 82.4 MB in the beginning and 76.4 MB in the end (delta: 6.0 MB). Peak memory consumption was 55.0 MB. Max. memory is 16.1 GB. * Witness Printer took 151.87 ms. Allocated memory is still 163.6 MB. Free memory was 76.4 MB in the beginning and 65.9 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...