./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product27.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_71f03a73-bfdb-4216-bfdf-9decc691e1be/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_71f03a73-bfdb-4216-bfdf-9decc691e1be/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_71f03a73-bfdb-4216-bfdf-9decc691e1be/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_71f03a73-bfdb-4216-bfdf-9decc691e1be/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product27.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_71f03a73-bfdb-4216-bfdf-9decc691e1be/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_71f03a73-bfdb-4216-bfdf-9decc691e1be/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 2d7e0a730b4d799fc1a50a54053b5e66ba5f6d84 .............................................................................................................................................................................................................................................................................................................................................................. 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 [2020-11-29 21:26:27,613 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 21:26:27,616 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 21:26:27,703 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 21:26:27,704 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 21:26:27,710 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 21:26:27,712 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 21:26:27,721 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 21:26:27,724 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 21:26:27,732 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 21:26:27,734 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 21:26:27,735 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 21:26:27,737 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 21:26:27,739 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 21:26:27,741 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 21:26:27,743 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 21:26:27,745 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 21:26:27,746 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 21:26:27,748 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 21:26:27,750 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 21:26:27,752 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 21:26:27,754 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 21:26:27,755 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 21:26:27,756 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 21:26:27,759 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 21:26:27,760 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 21:26:27,760 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 21:26:27,761 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 21:26:27,762 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 21:26:27,763 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 21:26:27,764 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 21:26:27,765 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 21:26:27,766 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 21:26:27,767 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 21:26:27,768 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 21:26:27,769 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 21:26:27,770 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 21:26:27,770 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 21:26:27,770 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 21:26:27,771 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 21:26:27,772 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 21:26:27,774 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_71f03a73-bfdb-4216-bfdf-9decc691e1be/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-29 21:26:27,808 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 21:26:27,808 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 21:26:27,809 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-29 21:26:27,809 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-29 21:26:27,810 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 21:26:27,810 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 21:26:27,811 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 21:26:27,811 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 21:26:27,811 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 21:26:27,812 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 21:26:27,813 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 21:26:27,813 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 21:26:27,813 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 21:26:27,813 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 21:26:27,814 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 21:26:27,814 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 21:26:27,814 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 21:26:27,814 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 21:26:27,814 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-29 21:26:27,815 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-29 21:26:27,815 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 21:26:27,815 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 21:26:27,815 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 21:26:27,816 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 21:26:27,816 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 21:26:27,816 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 21:26:27,816 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-29 21:26:27,816 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 21:26:27,817 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 21:26:27,817 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_71f03a73-bfdb-4216-bfdf-9decc691e1be/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_71f03a73-bfdb-4216-bfdf-9decc691e1be/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2d7e0a730b4d799fc1a50a54053b5e66ba5f6d84 [2020-11-29 21:26:28,066 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 21:26:28,101 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 21:26:28,104 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 21:26:28,106 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 21:26:28,107 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 21:26:28,108 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_71f03a73-bfdb-4216-bfdf-9decc691e1be/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product27.cil.c [2020-11-29 21:26:28,189 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_71f03a73-bfdb-4216-bfdf-9decc691e1be/bin/ukojak/data/45bdafb4a/d3513b2f1d3f46f6b956a5c083c45b5a/FLAG59b1f287c [2020-11-29 21:26:28,734 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 21:26:28,734 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_71f03a73-bfdb-4216-bfdf-9decc691e1be/sv-benchmarks/c/product-lines/minepump_spec3_product27.cil.c [2020-11-29 21:26:28,747 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_71f03a73-bfdb-4216-bfdf-9decc691e1be/bin/ukojak/data/45bdafb4a/d3513b2f1d3f46f6b956a5c083c45b5a/FLAG59b1f287c [2020-11-29 21:26:29,056 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_71f03a73-bfdb-4216-bfdf-9decc691e1be/bin/ukojak/data/45bdafb4a/d3513b2f1d3f46f6b956a5c083c45b5a [2020-11-29 21:26:29,058 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 21:26:29,060 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 21:26:29,061 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 21:26:29,061 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 21:26:29,076 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 21:26:29,079 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 09:26:29" (1/1) ... [2020-11-29 21:26:29,087 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79b391b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:26:29, skipping insertion in model container [2020-11-29 21:26:29,087 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 09:26:29" (1/1) ... [2020-11-29 21:26:29,094 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 21:26:29,163 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 21:26:29,508 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 21:26:29,517 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 21:26:29,587 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 21:26:29,620 INFO L208 MainTranslator]: Completed translation [2020-11-29 21:26:29,620 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:26:29 WrapperNode [2020-11-29 21:26:29,620 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 21:26:29,621 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 21:26:29,622 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 21:26:29,622 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 21:26:29,634 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:26:29" (1/1) ... [2020-11-29 21:26:29,660 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:26:29" (1/1) ... [2020-11-29 21:26:29,699 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 21:26:29,700 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 21:26:29,700 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 21:26:29,700 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 21:26:29,713 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:26:29" (1/1) ... [2020-11-29 21:26:29,714 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:26:29" (1/1) ... [2020-11-29 21:26:29,722 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:26:29" (1/1) ... [2020-11-29 21:26:29,722 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:26:29" (1/1) ... [2020-11-29 21:26:29,738 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:26:29" (1/1) ... [2020-11-29 21:26:29,753 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:26:29" (1/1) ... [2020-11-29 21:26:29,756 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:26:29" (1/1) ... [2020-11-29 21:26:29,760 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 21:26:29,761 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 21:26:29,761 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 21:26:29,761 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 21:26:29,762 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:26:29" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_71f03a73-bfdb-4216-bfdf-9decc691e1be/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 [2020-11-29 21:26:29,833 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 21:26:29,833 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-11-29 21:26:29,833 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-11-29 21:26:29,833 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-11-29 21:26:29,833 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-11-29 21:26:29,834 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-11-29 21:26:29,834 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-11-29 21:26:29,834 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-11-29 21:26:29,834 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-11-29 21:26:29,834 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-11-29 21:26:29,834 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-11-29 21:26:29,834 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-11-29 21:26:29,835 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-11-29 21:26:29,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-29 21:26:29,835 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-11-29 21:26:29,835 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-11-29 21:26:29,835 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 21:26:29,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 21:26:31,098 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 21:26:31,098 INFO L298 CfgBuilder]: Removed 38 assume(true) statements. [2020-11-29 21:26:31,100 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 09:26:31 BoogieIcfgContainer [2020-11-29 21:26:31,100 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 21:26:31,101 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-29 21:26:31,101 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-29 21:26:31,113 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-29 21:26:31,113 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 09:26:31" (1/1) ... [2020-11-29 21:26:31,136 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 21:26:31,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:26:31,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 55 states and 74 transitions. [2020-11-29 21:26:31,189 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 74 transitions. [2020-11-29 21:26:31,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-29 21:26:31,193 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:26:31,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:26:31,443 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 21:26:31,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:26:31,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 55 states and 72 transitions. [2020-11-29 21:26:31,457 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 72 transitions. [2020-11-29 21:26:31,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-29 21:26:31,458 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:26:31,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:26:31,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 21:26:31,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:26:31,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 57 states and 75 transitions. [2020-11-29 21:26:31,612 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 75 transitions. [2020-11-29 21:26:31,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-11-29 21:26:31,614 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:26:31,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:26:31,747 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 21:26:32,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:26:32,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 67 states and 95 transitions. [2020-11-29 21:26:32,079 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 95 transitions. [2020-11-29 21:26:32,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-29 21:26:32,080 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:26:32,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:26:32,231 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 21:26:32,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:26:32,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 84 states and 133 transitions. [2020-11-29 21:26:32,866 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 133 transitions. [2020-11-29 21:26:32,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-29 21:26:32,869 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:26:32,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:26:32,961 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 21:26:32,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:26:32,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 85 states and 134 transitions. [2020-11-29 21:26:32,982 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 134 transitions. [2020-11-29 21:26:32,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-29 21:26:32,984 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:26:33,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:26:33,063 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 21:26:33,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:26:33,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 86 states and 135 transitions. [2020-11-29 21:26:33,082 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 135 transitions. [2020-11-29 21:26:33,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-29 21:26:33,084 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:26:33,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:26:33,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 21:26:33,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:26:33,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 87 states and 136 transitions. [2020-11-29 21:26:33,162 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 136 transitions. [2020-11-29 21:26:33,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-29 21:26:33,164 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:26:33,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:26:33,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 21:26:33,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:26:33,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 93 states and 150 transitions. [2020-11-29 21:26:33,476 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 150 transitions. [2020-11-29 21:26:33,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-11-29 21:26:33,478 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:26:33,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 21:26:33,563 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 21:26:33,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 21:26:33,652 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 21:26:33,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 21:26:33,973 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 21:26:34,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 21:26:34,083 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 21:26:34,174 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 9 iterations. [2020-11-29 21:26:34,404 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.11 09:26:34 ImpRootNode [2020-11-29 21:26:34,404 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-11-29 21:26:34,404 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-29 21:26:34,405 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-29 21:26:34,405 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-29 21:26:34,405 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 09:26:31" (3/4) ... [2020-11-29 21:26:34,407 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2020-11-29 21:26:34,525 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_71f03a73-bfdb-4216-bfdf-9decc691e1be/bin/ukojak/witness.graphml [2020-11-29 21:26:34,525 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-29 21:26:34,527 INFO L168 Benchmark]: Toolchain (without parser) took 5466.28 ms. Allocated memory was 109.1 MB in the beginning and 174.1 MB in the end (delta: 65.0 MB). Free memory was 83.7 MB in the beginning and 93.8 MB in the end (delta: -10.1 MB). Peak memory consumption was 54.8 MB. Max. memory is 16.1 GB. [2020-11-29 21:26:34,527 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 109.1 MB. Free memory was 66.3 MB in the beginning and 66.2 MB in the end (delta: 50.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 21:26:34,528 INFO L168 Benchmark]: CACSL2BoogieTranslator took 559.46 ms. Allocated memory is still 109.1 MB. Free memory was 83.5 MB in the beginning and 75.1 MB in the end (delta: 8.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-29 21:26:34,529 INFO L168 Benchmark]: Boogie Procedure Inliner took 78.09 ms. Allocated memory is still 109.1 MB. Free memory was 75.1 MB in the beginning and 72.5 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 21:26:34,529 INFO L168 Benchmark]: Boogie Preprocessor took 59.77 ms. Allocated memory is still 109.1 MB. Free memory was 72.5 MB in the beginning and 70.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 21:26:34,530 INFO L168 Benchmark]: RCFGBuilder took 1339.51 ms. Allocated memory was 109.1 MB in the beginning and 144.7 MB in the end (delta: 35.7 MB). Free memory was 70.5 MB in the beginning and 72.2 MB in the end (delta: -1.7 MB). Peak memory consumption was 33.9 MB. Max. memory is 16.1 GB. [2020-11-29 21:26:34,530 INFO L168 Benchmark]: CodeCheck took 3303.00 ms. Allocated memory was 144.7 MB in the beginning and 174.1 MB in the end (delta: 29.4 MB). Free memory was 72.2 MB in the beginning and 104.3 MB in the end (delta: -32.1 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 21:26:34,531 INFO L168 Benchmark]: Witness Printer took 120.82 ms. Allocated memory is still 174.1 MB. Free memory was 104.3 MB in the beginning and 93.8 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-29 21:26:34,534 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 8 procedures, 55 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 3.0s, OverallIterations: 9, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 6344 SDtfs, 2332 SDslu, 4076 SDs, 0 SdLazy, 3504 SolverSat, 960 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1444 GetRequests, 1396 SyntacticMatches, 8 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 463 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 202 NumberOfCodeBlocks, 202 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 167 ConstructedInterpolants, 0 QuantifiedInterpolants, 10496 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 3]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L122] int pumpRunning = 0; [L123] int systemActive = 1; [L560] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L757] int waterLevel = 1; [L758] int methaneLevelCritical = 0; [L846] int cleanupTimeShifts = 4; [L919] int retValue_acc ; [L920] int tmp ; [L382] int retValue_acc ; [L385] retValue_acc = 1 [L386] return (retValue_acc); [L926] tmp = valid_product() [L928] COND TRUE \read(tmp) [L48] int splverifierCounter ; [L49] int tmp ; [L50] int tmp___0 ; [L51] int tmp___1 ; [L52] int tmp___2 ; [L55] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L57] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L59] COND TRUE splverifierCounter < 4 [L65] tmp = __VERIFIER_nondet_int() [L67] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L69] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L775] COND TRUE waterLevel < 2 [L776] waterLevel = waterLevel + 1 [L69] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L75] tmp___0 = __VERIFIER_nondet_int() [L77] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L85] tmp___2 = __VERIFIER_nondet_int() [L87] COND FALSE !(\read(tmp___2)) [L91] tmp___1 = __VERIFIER_nondet_int() [L93] COND TRUE \read(tmp___1) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L296] COND FALSE !(\read(pumpRunning)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L303] systemActive = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L102] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L130] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L137] COND FALSE !(\read(systemActive)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L311] int tmp ; [L312] int tmp___0 ; [L313] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L317] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L796] int retValue_acc ; [L799] retValue_acc = methaneLevelCritical [L800] return (retValue_acc); [L317] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L317] tmp = isMethaneLevelCritical() [L319] COND FALSE !(\read(tmp)) [L828] int retValue_acc ; [L831] retValue_acc = waterLevel [L832] return (retValue_acc); [L323] tmp___0 = getWaterLevel() [L325] COND TRUE tmp___0 == 2 [L229] int retValue_acc ; [L232] retValue_acc = pumpRunning [L233] return (retValue_acc); [L327] tmp___1 = isPumpRunning() [L329] 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_product27.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 0.26 ms. Allocated memory is still 109.1 MB. Free memory was 66.3 MB in the beginning and 66.2 MB in the end (delta: 50.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 559.46 ms. Allocated memory is still 109.1 MB. Free memory was 83.5 MB in the beginning and 75.1 MB in the end (delta: 8.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 78.09 ms. Allocated memory is still 109.1 MB. Free memory was 75.1 MB in the beginning and 72.5 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 59.77 ms. Allocated memory is still 109.1 MB. Free memory was 72.5 MB in the beginning and 70.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1339.51 ms. Allocated memory was 109.1 MB in the beginning and 144.7 MB in the end (delta: 35.7 MB). Free memory was 70.5 MB in the beginning and 72.2 MB in the end (delta: -1.7 MB). Peak memory consumption was 33.9 MB. Max. memory is 16.1 GB. * CodeCheck took 3303.00 ms. Allocated memory was 144.7 MB in the beginning and 174.1 MB in the end (delta: 29.4 MB). Free memory was 72.2 MB in the beginning and 104.3 MB in the end (delta: -32.1 MB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 120.82 ms. Allocated memory is still 174.1 MB. Free memory was 104.3 MB in the beginning and 93.8 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...