./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product44.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_225c39d7-52e2-40ee-b4de-f06cb2ffd12d/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_225c39d7-52e2-40ee-b4de-f06cb2ffd12d/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_225c39d7-52e2-40ee-b4de-f06cb2ffd12d/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_225c39d7-52e2-40ee-b4de-f06cb2ffd12d/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product44.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_225c39d7-52e2-40ee-b4de-f06cb2ffd12d/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_225c39d7-52e2-40ee-b4de-f06cb2ffd12d/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 e60ff67dae14f5ff0ee1027845136e2245e7a1f5 .............................................................................................................................................................................................................................................................................................................................. 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 04:38:28,579 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:38:28,582 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:38:28,659 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:38:28,659 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:38:28,661 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:38:28,663 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:38:28,666 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:38:28,669 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:38:28,671 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:38:28,673 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:38:28,675 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:38:28,675 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:38:28,677 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:38:28,678 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:38:28,680 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:38:28,681 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:38:28,682 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:38:28,685 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:38:28,687 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:38:28,689 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:38:28,691 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:38:28,692 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:38:28,693 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:38:28,697 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:38:28,698 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:38:28,698 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:38:28,699 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:38:28,700 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:38:28,701 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:38:28,702 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:38:28,703 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:38:28,704 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:38:28,705 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:38:28,707 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:38:28,707 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:38:28,708 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:38:28,709 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:38:28,709 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:38:28,710 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:38:28,711 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:38:28,712 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_225c39d7-52e2-40ee-b4de-f06cb2ffd12d/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-28 04:38:28,738 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:38:28,738 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:38:28,739 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:38:28,740 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:38:28,740 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:38:28,741 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:38:28,741 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:38:28,742 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 04:38:28,742 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 04:38:28,742 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 04:38:28,743 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:38:28,743 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:38:28,743 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:38:28,744 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:38:28,744 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 04:38:28,744 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:38:28,745 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:38:28,745 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:38:28,745 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:38:28,746 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:38:28,746 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:38:28,746 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:38:28,747 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:38:28,747 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:38:28,748 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:38:28,748 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:38:28,748 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-28 04:38:28,749 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 04:38:28,749 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:38:28,749 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_225c39d7-52e2-40ee-b4de-f06cb2ffd12d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_225c39d7-52e2-40ee-b4de-f06cb2ffd12d/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e60ff67dae14f5ff0ee1027845136e2245e7a1f5 [2020-11-28 04:38:29,008 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:38:29,047 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:38:29,052 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:38:29,054 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:38:29,056 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:38:29,057 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_225c39d7-52e2-40ee-b4de-f06cb2ffd12d/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product44.cil.c [2020-11-28 04:38:29,132 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_225c39d7-52e2-40ee-b4de-f06cb2ffd12d/bin/ukojak/data/c688a63ce/93844bcbcaa745f9af4830d0ed912509/FLAG879db125b [2020-11-28 04:38:29,712 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:38:29,712 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_225c39d7-52e2-40ee-b4de-f06cb2ffd12d/sv-benchmarks/c/product-lines/minepump_spec3_product44.cil.c [2020-11-28 04:38:29,734 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_225c39d7-52e2-40ee-b4de-f06cb2ffd12d/bin/ukojak/data/c688a63ce/93844bcbcaa745f9af4830d0ed912509/FLAG879db125b [2020-11-28 04:38:30,014 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_225c39d7-52e2-40ee-b4de-f06cb2ffd12d/bin/ukojak/data/c688a63ce/93844bcbcaa745f9af4830d0ed912509 [2020-11-28 04:38:30,017 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:38:30,018 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:38:30,022 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:38:30,022 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:38:30,027 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:38:30,028 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:38:30" (1/1) ... [2020-11-28 04:38:30,030 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a3375bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:30, skipping insertion in model container [2020-11-28 04:38:30,031 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:38:30" (1/1) ... [2020-11-28 04:38:30,038 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:38:30,085 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:38:30,502 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:38:30,525 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 04:38:30,627 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:38:30,661 INFO L208 MainTranslator]: Completed translation [2020-11-28 04:38:30,661 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:30 WrapperNode [2020-11-28 04:38:30,662 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:38:30,663 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 04:38:30,663 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 04:38:30,664 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 04:38:30,672 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:30" (1/1) ... [2020-11-28 04:38:30,692 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:30" (1/1) ... [2020-11-28 04:38:30,747 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 04:38:30,748 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 04:38:30,748 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 04:38:30,749 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 04:38:30,759 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:30" (1/1) ... [2020-11-28 04:38:30,759 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:30" (1/1) ... [2020-11-28 04:38:30,763 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:30" (1/1) ... [2020-11-28 04:38:30,764 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:30" (1/1) ... [2020-11-28 04:38:30,773 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:30" (1/1) ... [2020-11-28 04:38:30,779 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:30" (1/1) ... [2020-11-28 04:38:30,782 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:30" (1/1) ... [2020-11-28 04:38:30,787 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 04:38:30,788 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 04:38:30,788 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 04:38:30,788 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 04:38:30,803 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:30" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_225c39d7-52e2-40ee-b4de-f06cb2ffd12d/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 04:38:30,900 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 04:38:30,900 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-11-28 04:38:30,901 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-11-28 04:38:30,902 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-11-28 04:38:30,903 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-11-28 04:38:30,903 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-11-28 04:38:30,903 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-11-28 04:38:30,904 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-11-28 04:38:30,904 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-11-28 04:38:30,905 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-11-28 04:38:30,905 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-11-28 04:38:30,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 04:38:30,906 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-11-28 04:38:30,906 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-11-28 04:38:30,906 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 04:38:30,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 04:38:32,174 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 04:38:32,175 INFO L298 CfgBuilder]: Removed 48 assume(true) statements. [2020-11-28 04:38:32,177 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:38:32 BoogieIcfgContainer [2020-11-28 04:38:32,177 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 04:38:32,178 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-28 04:38:32,178 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-28 04:38:32,190 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-28 04:38:32,190 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:38:32" (1/1) ... [2020-11-28 04:38:32,201 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 04:38:32,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:38:32,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 49 states and 65 transitions. [2020-11-28 04:38:32,243 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 65 transitions. [2020-11-28 04:38:32,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-28 04:38:32,248 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:38:32,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:38:32,547 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 04:38:32,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:38:32,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 49 states and 63 transitions. [2020-11-28 04:38:32,562 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 63 transitions. [2020-11-28 04:38:32,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-28 04:38:32,564 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:38:32,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:38:32,738 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 04:38:32,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:38:32,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 51 states and 66 transitions. [2020-11-28 04:38:32,779 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 66 transitions. [2020-11-28 04:38:32,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-28 04:38:32,780 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:38:32,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:38:33,003 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 04:38:33,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:38:33,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 66 states and 99 transitions. [2020-11-28 04:38:33,379 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 99 transitions. [2020-11-28 04:38:33,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-28 04:38:33,381 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:38:33,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:38:33,545 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 04:38:34,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:38:34,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 76 states and 123 transitions. [2020-11-28 04:38:34,174 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 123 transitions. [2020-11-28 04:38:34,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-11-28 04:38:34,177 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:38:34,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 04:38:34,275 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 04:38:34,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 04:38:34,363 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 04:38:34,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 04:38:34,634 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 04:38:34,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 04:38:34,718 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 04:38:34,800 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 5 iterations. [2020-11-28 04:38:34,949 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 28.11 04:38:34 ImpRootNode [2020-11-28 04:38:34,949 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-11-28 04:38:34,950 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-28 04:38:34,950 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-28 04:38:34,950 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-28 04:38:34,951 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:38:32" (3/4) ... [2020-11-28 04:38:34,953 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2020-11-28 04:38:35,149 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_225c39d7-52e2-40ee-b4de-f06cb2ffd12d/bin/ukojak/witness.graphml [2020-11-28 04:38:35,149 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-28 04:38:35,152 INFO L168 Benchmark]: Toolchain (without parser) took 5131.73 ms. Allocated memory was 94.4 MB in the beginning and 113.2 MB in the end (delta: 18.9 MB). Free memory was 65.5 MB in the beginning and 74.0 MB in the end (delta: -8.5 MB). Peak memory consumption was 11.4 MB. Max. memory is 16.1 GB. [2020-11-28 04:38:35,152 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 77.6 MB. Free memory was 35.4 MB in the beginning and 35.4 MB in the end (delta: 36.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:38:35,153 INFO L168 Benchmark]: CACSL2BoogieTranslator took 640.19 ms. Allocated memory is still 94.4 MB. Free memory was 65.1 MB in the beginning and 62.5 MB in the end (delta: 2.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-28 04:38:35,154 INFO L168 Benchmark]: Boogie Procedure Inliner took 84.59 ms. Allocated memory is still 94.4 MB. Free memory was 62.5 MB in the beginning and 59.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:38:35,159 INFO L168 Benchmark]: Boogie Preprocessor took 38.72 ms. Allocated memory is still 94.4 MB. Free memory was 59.8 MB in the beginning and 57.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:38:35,161 INFO L168 Benchmark]: RCFGBuilder took 1389.37 ms. Allocated memory is still 94.4 MB. Free memory was 57.7 MB in the beginning and 67.7 MB in the end (delta: -10.0 MB). Peak memory consumption was 35.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:38:35,162 INFO L168 Benchmark]: CodeCheck took 2771.60 ms. Allocated memory was 94.4 MB in the beginning and 113.2 MB in the end (delta: 18.9 MB). Free memory was 67.7 MB in the beginning and 84.5 MB in the end (delta: -16.8 MB). Peak memory consumption was 47.9 MB. Max. memory is 16.1 GB. [2020-11-28 04:38:35,162 INFO L168 Benchmark]: Witness Printer took 199.02 ms. Allocated memory is still 113.2 MB. Free memory was 84.5 MB in the beginning and 74.0 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-28 04:38:35,165 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 7 procedures, 49 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 2.5s, OverallIterations: 5, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 418 SDtfs, 132 SDslu, 258 SDs, 0 SdLazy, 234 SolverSat, 68 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 654 GetRequests, 622 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 251 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 102 NumberOfCodeBlocks, 102 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 75 ConstructedInterpolants, 0 QuantifiedInterpolants, 3482 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 3]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L42] int cleanupTimeShifts = 4; [L187] int waterLevel = 1; [L188] int methaneLevelCritical = 0; [L494] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L695] int pumpRunning = 0; [L696] int systemActive = 1; [L123] int retValue_acc ; [L124] int tmp ; [L307] int retValue_acc ; [L310] retValue_acc = 1 [L311] return (retValue_acc); [L130] tmp = valid_product() [L132] COND TRUE \read(tmp) [L889] int splverifierCounter ; [L890] int tmp ; [L891] int tmp___0 ; [L892] int tmp___1 ; [L893] int tmp___2 ; [L896] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L898] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L900] COND TRUE splverifierCounter < 4 [L906] tmp = __VERIFIER_nondet_int() [L908] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L910] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L205] COND TRUE waterLevel < 2 [L206] waterLevel = waterLevel + 1 [L910] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L916] tmp___0 = __VERIFIER_nondet_int() [L918] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L926] tmp___2 = __VERIFIER_nondet_int() [L928] COND FALSE !(\read(tmp___2)) [L934] tmp___1 = __VERIFIER_nondet_int() [L936] COND TRUE \read(tmp___1) [L868] COND FALSE !(\read(pumpRunning)) [L875] systemActive = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L945] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L702] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L709] COND FALSE !(\read(systemActive)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L151] int tmp ; [L152] int tmp___0 ; [L153] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L157] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L226] int retValue_acc ; [L229] retValue_acc = methaneLevelCritical [L230] return (retValue_acc); [L157] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L157] tmp = isMethaneLevelCritical() [L159] COND FALSE !(\read(tmp)) [L258] int retValue_acc ; [L261] retValue_acc = waterLevel [L262] return (retValue_acc); [L163] tmp___0 = getWaterLevel() [L165] COND TRUE tmp___0 == 2 [L801] int retValue_acc ; [L804] retValue_acc = pumpRunning [L805] return (retValue_acc); [L167] tmp___1 = isPumpRunning() [L169] 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_product44.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 0.24 ms. Allocated memory is still 77.6 MB. Free memory was 35.4 MB in the beginning and 35.4 MB in the end (delta: 36.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 640.19 ms. Allocated memory is still 94.4 MB. Free memory was 65.1 MB in the beginning and 62.5 MB in the end (delta: 2.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 84.59 ms. Allocated memory is still 94.4 MB. Free memory was 62.5 MB in the beginning and 59.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 38.72 ms. Allocated memory is still 94.4 MB. Free memory was 59.8 MB in the beginning and 57.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1389.37 ms. Allocated memory is still 94.4 MB. Free memory was 57.7 MB in the beginning and 67.7 MB in the end (delta: -10.0 MB). Peak memory consumption was 35.1 MB. Max. memory is 16.1 GB. * CodeCheck took 2771.60 ms. Allocated memory was 94.4 MB in the beginning and 113.2 MB in the end (delta: 18.9 MB). Free memory was 67.7 MB in the beginning and 84.5 MB in the end (delta: -16.8 MB). Peak memory consumption was 47.9 MB. Max. memory is 16.1 GB. * Witness Printer took 199.02 ms. Allocated memory is still 113.2 MB. Free memory was 84.5 MB in the beginning and 74.0 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...