./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product39.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_28693a4b-f0ca-4f19-8d7d-3d1f7f8562e3/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_28693a4b-f0ca-4f19-8d7d-3d1f7f8562e3/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_28693a4b-f0ca-4f19-8d7d-3d1f7f8562e3/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_28693a4b-f0ca-4f19-8d7d-3d1f7f8562e3/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product39.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_28693a4b-f0ca-4f19-8d7d-3d1f7f8562e3/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_28693a4b-f0ca-4f19-8d7d-3d1f7f8562e3/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 dac33dda1b1afd5a9a188848bdc9374832c4af5e ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 04:31:55,723 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:31:55,725 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:31:55,756 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:31:55,757 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:31:55,759 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:31:55,761 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:31:55,763 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:31:55,765 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:31:55,767 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:31:55,768 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:31:55,770 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:31:55,770 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:31:55,772 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:31:55,773 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:31:55,775 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:31:55,776 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:31:55,777 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:31:55,779 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:31:55,782 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:31:55,784 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:31:55,786 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:31:55,787 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:31:55,788 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:31:55,792 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:31:55,793 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:31:55,793 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:31:55,794 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:31:55,795 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:31:55,796 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:31:55,797 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:31:55,798 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:31:55,799 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:31:55,800 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:31:55,801 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:31:55,802 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:31:55,803 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:31:55,803 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:31:55,804 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:31:55,805 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:31:55,806 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:31:55,807 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_28693a4b-f0ca-4f19-8d7d-3d1f7f8562e3/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-28 04:31:55,831 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:31:55,832 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:31:55,833 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:31:55,833 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:31:55,834 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:31:55,834 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:31:55,835 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:31:55,835 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 04:31:55,835 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 04:31:55,836 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 04:31:55,836 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:31:55,839 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:31:55,839 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:31:55,840 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:31:55,840 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 04:31:55,840 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:31:55,841 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:31:55,841 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:31:55,842 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:31:55,842 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:31:55,842 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:31:55,842 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:31:55,843 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:31:55,843 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:31:55,844 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:31:55,844 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:31:55,844 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-28 04:31:55,844 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 04:31:55,845 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:31:55,845 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_28693a4b-f0ca-4f19-8d7d-3d1f7f8562e3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_28693a4b-f0ca-4f19-8d7d-3d1f7f8562e3/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dac33dda1b1afd5a9a188848bdc9374832c4af5e [2020-11-28 04:31:56,091 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:31:56,134 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:31:56,137 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:31:56,138 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:31:56,140 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:31:56,141 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_28693a4b-f0ca-4f19-8d7d-3d1f7f8562e3/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_product39.cil.c [2020-11-28 04:31:56,220 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_28693a4b-f0ca-4f19-8d7d-3d1f7f8562e3/bin/ukojak/data/5de7aa890/77ea579e8b48418294cc18db21ea03b5/FLAG605f5604a [2020-11-28 04:31:56,698 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:31:56,699 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_28693a4b-f0ca-4f19-8d7d-3d1f7f8562e3/sv-benchmarks/c/product-lines/minepump_spec1_product39.cil.c [2020-11-28 04:31:56,722 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_28693a4b-f0ca-4f19-8d7d-3d1f7f8562e3/bin/ukojak/data/5de7aa890/77ea579e8b48418294cc18db21ea03b5/FLAG605f5604a [2020-11-28 04:31:57,035 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_28693a4b-f0ca-4f19-8d7d-3d1f7f8562e3/bin/ukojak/data/5de7aa890/77ea579e8b48418294cc18db21ea03b5 [2020-11-28 04:31:57,038 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:31:57,039 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:31:57,042 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:31:57,042 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:31:57,046 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:31:57,046 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:31:57" (1/1) ... [2020-11-28 04:31:57,048 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f34cb32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:57, skipping insertion in model container [2020-11-28 04:31:57,049 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:31:57" (1/1) ... [2020-11-28 04:31:57,056 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:31:57,105 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:31:57,403 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:31:57,416 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 04:31:57,560 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:31:57,599 INFO L208 MainTranslator]: Completed translation [2020-11-28 04:31:57,600 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:57 WrapperNode [2020-11-28 04:31:57,600 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:31:57,602 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 04:31:57,602 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 04:31:57,602 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 04:31:57,612 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:57" (1/1) ... [2020-11-28 04:31:57,653 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:57" (1/1) ... [2020-11-28 04:31:57,707 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 04:31:57,709 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 04:31:57,710 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 04:31:57,710 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 04:31:57,719 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:57" (1/1) ... [2020-11-28 04:31:57,719 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:57" (1/1) ... [2020-11-28 04:31:57,733 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:57" (1/1) ... [2020-11-28 04:31:57,738 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:57" (1/1) ... [2020-11-28 04:31:57,746 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:57" (1/1) ... [2020-11-28 04:31:57,765 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:57" (1/1) ... [2020-11-28 04:31:57,767 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:57" (1/1) ... [2020-11-28 04:31:57,770 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 04:31:57,775 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 04:31:57,775 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 04:31:57,775 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 04:31:57,776 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:57" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_28693a4b-f0ca-4f19-8d7d-3d1f7f8562e3/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:31:57,859 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 04:31:57,860 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-11-28 04:31:57,860 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-11-28 04:31:57,861 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-11-28 04:31:57,861 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-11-28 04:31:57,862 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-11-28 04:31:57,862 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-11-28 04:31:57,862 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-11-28 04:31:57,862 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-11-28 04:31:57,863 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-11-28 04:31:57,864 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-11-28 04:31:57,864 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-11-28 04:31:57,864 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-11-28 04:31:57,864 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-11-28 04:31:57,864 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-11-28 04:31:57,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 04:31:57,865 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-11-28 04:31:57,865 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-11-28 04:31:57,865 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 04:31:57,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 04:31:59,468 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 04:31:59,468 INFO L298 CfgBuilder]: Removed 40 assume(true) statements. [2020-11-28 04:31:59,470 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:31:59 BoogieIcfgContainer [2020-11-28 04:31:59,470 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 04:31:59,471 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-28 04:31:59,471 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-28 04:31:59,485 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-28 04:31:59,486 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:31:59" (1/1) ... [2020-11-28 04:31:59,500 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 04:31:59,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:31:59,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 63 states and 85 transitions. [2020-11-28 04:31:59,555 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 85 transitions. [2020-11-28 04:31:59,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-28 04:31:59,563 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:31:59,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:31:59,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:31:59,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:31:59,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 63 states and 83 transitions. [2020-11-28 04:31:59,865 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 83 transitions. [2020-11-28 04:31:59,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-28 04:31:59,867 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:31:59,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:31:59,957 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:32:00,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:32:00,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 65 states and 86 transitions. [2020-11-28 04:32:00,011 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 86 transitions. [2020-11-28 04:32:00,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-28 04:32:00,012 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:32:00,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:32:00,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:32:00,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:32:00,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 75 states and 107 transitions. [2020-11-28 04:32:00,382 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 107 transitions. [2020-11-28 04:32:00,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-11-28 04:32:00,386 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:32:00,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:32:00,444 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:32:00,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:32:00,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 76 states and 108 transitions. [2020-11-28 04:32:00,453 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 108 transitions. [2020-11-28 04:32:00,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-11-28 04:32:00,455 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:32:00,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:32:00,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:32:00,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:32:00,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 77 states and 109 transitions. [2020-11-28 04:32:00,563 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 109 transitions. [2020-11-28 04:32:00,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-11-28 04:32:00,565 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:32:00,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:32:00,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:32:00,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:32:00,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 78 states and 110 transitions. [2020-11-28 04:32:00,649 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 110 transitions. [2020-11-28 04:32:00,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-11-28 04:32:00,651 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:32:00,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:32:00,795 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:32:01,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:32:01,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 95 states and 148 transitions. [2020-11-28 04:32:01,438 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 148 transitions. [2020-11-28 04:32:01,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-11-28 04:32:01,440 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:32:01,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:32:01,514 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:32:01,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:32:01,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 96 states and 149 transitions. [2020-11-28 04:32:01,534 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 149 transitions. [2020-11-28 04:32:01,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-11-28 04:32:01,540 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:32:01,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:32:01,607 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:32:01,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:32:01,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 99 states and 157 transitions. [2020-11-28 04:32:01,808 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 157 transitions. [2020-11-28 04:32:01,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-11-28 04:32:01,809 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:32:01,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:32:01,897 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:32:02,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:32:02,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 108 states and 174 transitions. [2020-11-28 04:32:02,501 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 174 transitions. [2020-11-28 04:32:02,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-11-28 04:32:02,502 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:32:02,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:32:02,780 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:32:03,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:32:03,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 122 states and 214 transitions. [2020-11-28 04:32:03,824 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 214 transitions. [2020-11-28 04:32:03,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-11-28 04:32:03,826 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:32:03,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:32:03,984 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:32:04,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:32:04,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 126 states and 221 transitions. [2020-11-28 04:32:04,531 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 221 transitions. [2020-11-28 04:32:04,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-11-28 04:32:04,534 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:32:04,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:32:04,567 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:32:05,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:32:05,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 132 states and 240 transitions. [2020-11-28 04:32:05,221 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 240 transitions. [2020-11-28 04:32:05,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-11-28 04:32:05,223 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:32:05,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:32:05,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:32:05,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:32:05,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 133 states and 241 transitions. [2020-11-28 04:32:05,313 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 241 transitions. [2020-11-28 04:32:05,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-11-28 04:32:05,316 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:32:05,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:32:05,526 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:32:06,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:32:06,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 147 states and 272 transitions. [2020-11-28 04:32:06,810 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 272 transitions. [2020-11-28 04:32:06,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-11-28 04:32:06,812 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:32:06,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:32:06,849 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:32:06,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:32:06,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 148 states and 273 transitions. [2020-11-28 04:32:06,880 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 273 transitions. [2020-11-28 04:32:06,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-11-28 04:32:06,881 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:32:06,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:32:06,912 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:32:07,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:32:07,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 151 states and 281 transitions. [2020-11-28 04:32:07,175 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 281 transitions. [2020-11-28 04:32:07,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-11-28 04:32:07,176 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:32:07,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:32:07,227 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:32:07,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:32:07,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 156 states and 289 transitions. [2020-11-28 04:32:07,655 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 289 transitions. [2020-11-28 04:32:07,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-11-28 04:32:07,657 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:32:07,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:32:07,752 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:32:08,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:32:08,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 156 states and 287 transitions. [2020-11-28 04:32:08,343 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 287 transitions. [2020-11-28 04:32:08,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-11-28 04:32:08,344 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:32:08,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:32:08,381 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:32:08,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:32:08,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 161 states and 295 transitions. [2020-11-28 04:32:08,806 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 295 transitions. [2020-11-28 04:32:08,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-11-28 04:32:08,811 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:32:08,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:32:08,873 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:32:08,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:32:08,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 164 states and 301 transitions. [2020-11-28 04:32:08,989 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 301 transitions. [2020-11-28 04:32:08,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2020-11-28 04:32:08,992 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:32:09,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:32:09,068 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:32:09,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:32:09,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 165 states and 302 transitions. [2020-11-28 04:32:09,152 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 302 transitions. [2020-11-28 04:32:09,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-11-28 04:32:09,154 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:32:09,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 04:32:09,225 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 04:32:09,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 04:32:09,297 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 04:32:09,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 04:32:09,620 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 04:32:09,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 04:32:09,705 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 04:32:09,807 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 23 iterations. [2020-11-28 04:32:09,981 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 28.11 04:32:09 ImpRootNode [2020-11-28 04:32:09,981 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-11-28 04:32:09,982 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-28 04:32:09,982 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-28 04:32:09,982 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-28 04:32:09,982 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:31:59" (3/4) ... [2020-11-28 04:32:09,985 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2020-11-28 04:32:10,201 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_28693a4b-f0ca-4f19-8d7d-3d1f7f8562e3/bin/ukojak/witness.graphml [2020-11-28 04:32:10,201 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-28 04:32:10,203 INFO L168 Benchmark]: Toolchain (without parser) took 13162.69 ms. Allocated memory was 77.6 MB in the beginning and 167.8 MB in the end (delta: 90.2 MB). Free memory was 46.0 MB in the beginning and 63.1 MB in the end (delta: -17.0 MB). Peak memory consumption was 74.6 MB. Max. memory is 16.1 GB. [2020-11-28 04:32:10,203 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 77.6 MB. Free memory was 48.5 MB in the beginning and 48.5 MB in the end (delta: 28.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:32:10,206 INFO L168 Benchmark]: CACSL2BoogieTranslator took 558.71 ms. Allocated memory was 77.6 MB in the beginning and 94.4 MB in the end (delta: 16.8 MB). Free memory was 45.8 MB in the beginning and 60.5 MB in the end (delta: -14.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-28 04:32:10,206 INFO L168 Benchmark]: Boogie Procedure Inliner took 106.84 ms. Allocated memory is still 94.4 MB. Free memory was 60.5 MB in the beginning and 57.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-28 04:32:10,207 INFO L168 Benchmark]: Boogie Preprocessor took 64.99 ms. Allocated memory is still 94.4 MB. Free memory was 57.7 MB in the beginning and 56.3 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:32:10,207 INFO L168 Benchmark]: RCFGBuilder took 1695.70 ms. Allocated memory is still 94.4 MB. Free memory was 56.1 MB in the beginning and 54.3 MB in the end (delta: 1.9 MB). Peak memory consumption was 28.5 MB. Max. memory is 16.1 GB. [2020-11-28 04:32:10,208 INFO L168 Benchmark]: CodeCheck took 10509.88 ms. Allocated memory was 94.4 MB in the beginning and 167.8 MB in the end (delta: 73.4 MB). Free memory was 54.3 MB in the beginning and 76.7 MB in the end (delta: -22.4 MB). Peak memory consumption was 50.6 MB. Max. memory is 16.1 GB. [2020-11-28 04:32:10,208 INFO L168 Benchmark]: Witness Printer took 219.42 ms. Allocated memory is still 167.8 MB. Free memory was 76.7 MB in the beginning and 63.1 MB in the end (delta: 13.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-11-28 04:32:10,211 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 9 procedures, 63 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 10.2s, OverallIterations: 23, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 95913256 SDtfs, 30267408 SDslu, 47736628 SDs, 0 SdLazy, 33009952 SolverSat, 10424376 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 14.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5661 GetRequests, 5489 SyntacticMatches, 28 SemanticMatches, 144 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8268 ImplicationChecksByTransitivity, 6.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 614 NumberOfCodeBlocks, 614 NumberOfCodeBlocksAsserted, 23 NumberOfCheckSat, 559 ConstructedInterpolants, 0 QuantifiedInterpolants, 41100 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 22 InterpolantComputations, 22 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: [L211] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L452] int waterLevel = 1; [L453] int methaneLevelCritical = 0; [L619] int pumpRunning = 0; [L620] int systemActive = 1; [L850] int cleanupTimeShifts = 4; [L923] int retValue_acc ; [L924] int tmp ; [L841] int retValue_acc ; [L844] retValue_acc = 1 [L845] return (retValue_acc); [L930] tmp = valid_product() [L932] COND TRUE \read(tmp) [L550] int splverifierCounter ; [L551] int tmp ; [L552] int tmp___0 ; [L553] int tmp___1 ; [L554] int tmp___2 ; [L557] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L559] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L561] COND TRUE splverifierCounter < 4 [L567] tmp = __VERIFIER_nondet_int() [L569] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L571] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L470] COND TRUE waterLevel < 2 [L471] waterLevel = waterLevel + 1 [L571] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L577] tmp___0 = __VERIFIER_nondet_int() [L579] COND TRUE \read(tmp___0) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L581] CALL changeMethaneLevel() VAL [\old(methaneLevelCritical)=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L482] COND FALSE !(\read(methaneLevelCritical)) [L485] methaneLevelCritical = 1 [L581] RET changeMethaneLevel() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L587] tmp___2 = __VERIFIER_nondet_int() [L589] COND TRUE \read(tmp___2) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L604] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L626] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L633] COND TRUE \read(systemActive) [L681] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L684] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L699] CALL processEnvironment__wrappee__highWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L655] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L658] COND TRUE ! pumpRunning [L778] int retValue_acc ; [L779] int tmp ; [L780] int tmp___0 ; [L532] int retValue_acc ; [L535] COND FALSE !(waterLevel < 2) [L539] retValue_acc = 0 [L540] return (retValue_acc); [L784] tmp = isHighWaterSensorDry() [L786] COND FALSE !(\read(tmp)) [L789] tmp___0 = 1 [L791] retValue_acc = tmp___0 [L792] return (retValue_acc); [L660] tmp = isHighWaterLevel() [L662] COND TRUE \read(tmp) [L709] pumpRunning = 1 VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L699] RET processEnvironment__wrappee__highWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L412] int tmp ; [L413] int tmp___0 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L417] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L491] int retValue_acc ; [L494] retValue_acc = methaneLevelCritical [L495] return (retValue_acc); [L417] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L417] tmp = isMethaneLevelCritical() [L419] COND TRUE \read(tmp) [L733] int retValue_acc ; [L736] retValue_acc = pumpRunning [L737] return (retValue_acc); [L421] tmp___0 = isPumpRunning() [L423] 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_product39.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 0.27 ms. Allocated memory is still 77.6 MB. Free memory was 48.5 MB in the beginning and 48.5 MB in the end (delta: 28.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 558.71 ms. Allocated memory was 77.6 MB in the beginning and 94.4 MB in the end (delta: 16.8 MB). Free memory was 45.8 MB in the beginning and 60.5 MB in the end (delta: -14.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 106.84 ms. Allocated memory is still 94.4 MB. Free memory was 60.5 MB in the beginning and 57.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 64.99 ms. Allocated memory is still 94.4 MB. Free memory was 57.7 MB in the beginning and 56.3 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 1695.70 ms. Allocated memory is still 94.4 MB. Free memory was 56.1 MB in the beginning and 54.3 MB in the end (delta: 1.9 MB). Peak memory consumption was 28.5 MB. Max. memory is 16.1 GB. * CodeCheck took 10509.88 ms. Allocated memory was 94.4 MB in the beginning and 167.8 MB in the end (delta: 73.4 MB). Free memory was 54.3 MB in the beginning and 76.7 MB in the end (delta: -22.4 MB). Peak memory consumption was 50.6 MB. Max. memory is 16.1 GB. * Witness Printer took 219.42 ms. Allocated memory is still 167.8 MB. Free memory was 76.7 MB in the beginning and 63.1 MB in the end (delta: 13.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...