./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product26.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_4be0c755-46c7-4c49-8f17-269fdffac5da/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_4be0c755-46c7-4c49-8f17-269fdffac5da/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_4be0c755-46c7-4c49-8f17-269fdffac5da/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_4be0c755-46c7-4c49-8f17-269fdffac5da/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product26.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_4be0c755-46c7-4c49-8f17-269fdffac5da/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_4be0c755-46c7-4c49-8f17-269fdffac5da/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 279357cdff3b7ff6c36fde0d2621d7e10ac1647b ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-29 21:56:37,704 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 21:56:37,708 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 21:56:37,797 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 21:56:37,798 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 21:56:37,800 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 21:56:37,802 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 21:56:37,805 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 21:56:37,808 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 21:56:37,810 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 21:56:37,811 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 21:56:37,813 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 21:56:37,814 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 21:56:37,815 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 21:56:37,817 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 21:56:37,819 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 21:56:37,821 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 21:56:37,822 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 21:56:37,825 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 21:56:37,829 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 21:56:37,832 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 21:56:37,834 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 21:56:37,836 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 21:56:37,838 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 21:56:37,842 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 21:56:37,843 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 21:56:37,844 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 21:56:37,845 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 21:56:37,846 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 21:56:37,848 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 21:56:37,848 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 21:56:37,850 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 21:56:37,851 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 21:56:37,852 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 21:56:37,854 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 21:56:37,855 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 21:56:37,856 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 21:56:37,856 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 21:56:37,857 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 21:56:37,858 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 21:56:37,860 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 21:56:37,861 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_4be0c755-46c7-4c49-8f17-269fdffac5da/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-29 21:56:37,893 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 21:56:37,894 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 21:56:37,895 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-29 21:56:37,895 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-29 21:56:37,897 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 21:56:37,897 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 21:56:37,898 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 21:56:37,898 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 21:56:37,899 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 21:56:37,899 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 21:56:37,900 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 21:56:37,900 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 21:56:37,900 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 21:56:37,901 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 21:56:37,901 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 21:56:37,901 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 21:56:37,902 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 21:56:37,902 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 21:56:37,902 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-29 21:56:37,903 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-29 21:56:37,903 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 21:56:37,903 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 21:56:37,904 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 21:56:37,904 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 21:56:37,904 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 21:56:37,905 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 21:56:37,905 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-29 21:56:37,905 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 21:56:37,906 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 21:56:37,906 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_4be0c755-46c7-4c49-8f17-269fdffac5da/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_4be0c755-46c7-4c49-8f17-269fdffac5da/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 279357cdff3b7ff6c36fde0d2621d7e10ac1647b [2020-11-29 21:56:38,210 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 21:56:38,261 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 21:56:38,266 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 21:56:38,268 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 21:56:38,271 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 21:56:38,272 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_4be0c755-46c7-4c49-8f17-269fdffac5da/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec2_product26.cil.c [2020-11-29 21:56:38,387 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4be0c755-46c7-4c49-8f17-269fdffac5da/bin/ukojak/data/f87e00c82/b394837c5a0e46e2893dc479dc8c05c6/FLAG2b9dcb65f [2020-11-29 21:56:38,981 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 21:56:38,982 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_4be0c755-46c7-4c49-8f17-269fdffac5da/sv-benchmarks/c/product-lines/minepump_spec2_product26.cil.c [2020-11-29 21:56:38,998 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4be0c755-46c7-4c49-8f17-269fdffac5da/bin/ukojak/data/f87e00c82/b394837c5a0e46e2893dc479dc8c05c6/FLAG2b9dcb65f [2020-11-29 21:56:39,262 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_4be0c755-46c7-4c49-8f17-269fdffac5da/bin/ukojak/data/f87e00c82/b394837c5a0e46e2893dc479dc8c05c6 [2020-11-29 21:56:39,266 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 21:56:39,269 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 21:56:39,276 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 21:56:39,277 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 21:56:39,281 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 21:56:39,282 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 09:56:39" (1/1) ... [2020-11-29 21:56:39,284 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@649caa8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:56:39, skipping insertion in model container [2020-11-29 21:56:39,284 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 09:56:39" (1/1) ... [2020-11-29 21:56:39,293 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 21:56:39,371 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 21:56:39,766 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 21:56:39,785 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 21:56:39,916 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 21:56:39,954 INFO L208 MainTranslator]: Completed translation [2020-11-29 21:56:39,954 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:56:39 WrapperNode [2020-11-29 21:56:39,955 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 21:56:39,956 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 21:56:39,957 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 21:56:39,957 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 21:56:39,969 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:56:39" (1/1) ... [2020-11-29 21:56:40,010 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:56:39" (1/1) ... [2020-11-29 21:56:40,060 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 21:56:40,061 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 21:56:40,061 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 21:56:40,062 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 21:56:40,076 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:56:39" (1/1) ... [2020-11-29 21:56:40,076 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:56:39" (1/1) ... [2020-11-29 21:56:40,085 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:56:39" (1/1) ... [2020-11-29 21:56:40,085 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:56:39" (1/1) ... [2020-11-29 21:56:40,096 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:56:39" (1/1) ... [2020-11-29 21:56:40,102 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:56:39" (1/1) ... [2020-11-29 21:56:40,106 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:56:39" (1/1) ... [2020-11-29 21:56:40,110 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 21:56:40,112 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 21:56:40,112 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 21:56:40,112 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 21:56:40,113 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:56:39" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4be0c755-46c7-4c49-8f17-269fdffac5da/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 21:56:40,217 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 21:56:40,217 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-11-29 21:56:40,217 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-11-29 21:56:40,218 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-11-29 21:56:40,218 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-11-29 21:56:40,218 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-11-29 21:56:40,218 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-11-29 21:56:40,218 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-11-29 21:56:40,218 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-11-29 21:56:40,219 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-11-29 21:56:40,219 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-11-29 21:56:40,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-29 21:56:40,220 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-11-29 21:56:40,220 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-11-29 21:56:40,220 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 21:56:40,220 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 21:56:41,900 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 21:56:41,900 INFO L298 CfgBuilder]: Removed 40 assume(true) statements. [2020-11-29 21:56:41,903 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 09:56:41 BoogieIcfgContainer [2020-11-29 21:56:41,903 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 21:56:41,904 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-29 21:56:41,904 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-29 21:56:41,918 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-29 21:56:41,919 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 09:56:41" (1/1) ... [2020-11-29 21:56:41,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 21:56:41,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:56:41,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 47 states and 62 transitions. [2020-11-29 21:56:41,990 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 62 transitions. [2020-11-29 21:56:41,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-29 21:56:41,996 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:56:42,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:56:42,331 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 21:56:42,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:56:42,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 47 states and 60 transitions. [2020-11-29 21:56:42,356 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 60 transitions. [2020-11-29 21:56:42,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-29 21:56:42,359 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:56:42,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:56:42,583 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 21:56:42,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:56:42,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 49 states and 63 transitions. [2020-11-29 21:56:42,624 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 63 transitions. [2020-11-29 21:56:42,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-29 21:56:42,626 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:56:42,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:56:42,811 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 21:56:43,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:56:43,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2020-11-29 21:56:43,167 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2020-11-29 21:56:43,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-29 21:56:43,169 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:56:43,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:56:43,324 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 21:56:43,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:56:43,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 72 states and 111 transitions. [2020-11-29 21:56:43,761 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 111 transitions. [2020-11-29 21:56:43,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-29 21:56:43,767 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:56:43,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:56:43,850 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 21:56:43,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:56:43,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 74 states and 113 transitions. [2020-11-29 21:56:43,942 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 113 transitions. [2020-11-29 21:56:43,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-29 21:56:43,948 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:56:43,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:56:44,033 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 21:56:44,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:56:44,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 75 states and 116 transitions. [2020-11-29 21:56:44,066 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 116 transitions. [2020-11-29 21:56:44,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-11-29 21:56:44,071 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:56:44,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:56:44,142 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 21:56:44,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:56:44,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 76 states and 117 transitions. [2020-11-29 21:56:44,168 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 117 transitions. [2020-11-29 21:56:44,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-11-29 21:56:44,174 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:56:44,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:56:44,281 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 21:56:45,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:56:45,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 92 states and 155 transitions. [2020-11-29 21:56:45,210 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 155 transitions. [2020-11-29 21:56:45,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-11-29 21:56:45,213 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:56:45,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:56:45,259 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 21:56:45,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:56:45,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 93 states and 156 transitions. [2020-11-29 21:56:45,284 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 156 transitions. [2020-11-29 21:56:45,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-29 21:56:45,286 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:56:45,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:56:45,363 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 21:56:45,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:56:45,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 94 states and 159 transitions. [2020-11-29 21:56:45,554 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 159 transitions. [2020-11-29 21:56:45,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-29 21:56:45,555 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:56:45,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:56:45,596 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 21:56:45,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:56:45,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 98 states and 168 transitions. [2020-11-29 21:56:45,820 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 168 transitions. [2020-11-29 21:56:45,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-11-29 21:56:45,821 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:56:45,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:56:45,863 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 21:56:45,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:56:45,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 100 states and 170 transitions. [2020-11-29 21:56:45,990 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 170 transitions. [2020-11-29 21:56:45,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-11-29 21:56:45,991 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:56:46,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:56:46,054 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-29 21:56:46,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:56:46,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 105 states and 181 transitions. [2020-11-29 21:56:46,277 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 181 transitions. [2020-11-29 21:56:46,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-11-29 21:56:46,278 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:56:46,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:56:46,324 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-29 21:56:46,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:56:46,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 106 states and 182 transitions. [2020-11-29 21:56:46,346 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 182 transitions. [2020-11-29 21:56:46,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-11-29 21:56:46,348 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:56:46,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:56:46,717 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-11-29 21:56:47,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:56:47,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 109 states and 190 transitions. [2020-11-29 21:56:47,519 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 190 transitions. [2020-11-29 21:56:47,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2020-11-29 21:56:47,521 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:56:47,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:56:48,103 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-11-29 21:56:51,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:56:51,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 124 states and 231 transitions. [2020-11-29 21:56:51,296 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 231 transitions. [2020-11-29 21:56:51,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2020-11-29 21:56:51,298 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:56:51,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:56:51,368 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-29 21:56:52,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:56:52,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 127 states and 238 transitions. [2020-11-29 21:56:52,387 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 238 transitions. [2020-11-29 21:56:52,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2020-11-29 21:56:52,390 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:56:52,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:56:52,616 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-11-29 21:56:53,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:56:53,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 133 states and 257 transitions. [2020-11-29 21:56:53,827 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 257 transitions. [2020-11-29 21:56:53,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-11-29 21:56:53,830 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:56:53,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:56:53,867 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-29 21:56:54,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:56:54,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 135 states and 261 transitions. [2020-11-29 21:56:54,229 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 261 transitions. [2020-11-29 21:56:54,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2020-11-29 21:56:54,232 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:56:54,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:56:54,283 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-29 21:56:54,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:56:54,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 142 states and 282 transitions. [2020-11-29 21:56:54,909 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 282 transitions. [2020-11-29 21:56:54,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-11-29 21:56:54,912 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:56:54,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:56:54,955 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-11-29 21:56:55,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:56:55,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 143 states and 284 transitions. [2020-11-29 21:56:55,011 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 284 transitions. [2020-11-29 21:56:55,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-11-29 21:56:55,015 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:56:55,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:56:55,083 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-29 21:56:55,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:56:55,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 146 states and 290 transitions. [2020-11-29 21:56:55,840 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 290 transitions. [2020-11-29 21:56:55,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-11-29 21:56:55,846 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:56:55,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:56:55,908 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-11-29 21:56:55,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:56:55,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 146 states and 287 transitions. [2020-11-29 21:56:55,961 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 287 transitions. [2020-11-29 21:56:55,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-11-29 21:56:55,963 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:56:56,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:56:56,027 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-11-29 21:56:58,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:56:58,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 158 states and 320 transitions. [2020-11-29 21:56:58,566 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 320 transitions. [2020-11-29 21:56:58,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2020-11-29 21:56:58,569 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:56:58,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:56:58,622 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-11-29 21:56:58,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:56:58,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 159 states and 321 transitions. [2020-11-29 21:56:58,666 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 321 transitions. [2020-11-29 21:56:58,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2020-11-29 21:56:58,668 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:56:58,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:56:58,722 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-29 21:56:59,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:56:59,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 161 states and 327 transitions. [2020-11-29 21:56:59,120 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 327 transitions. [2020-11-29 21:56:59,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-11-29 21:56:59,122 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:56:59,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:56:59,613 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-11-29 21:57:02,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:57:02,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 171 states and 352 transitions. [2020-11-29 21:57:02,235 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 352 transitions. [2020-11-29 21:57:02,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-11-29 21:57:02,237 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:57:02,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:57:02,293 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-11-29 21:57:05,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:57:05,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 188 states and 392 transitions. [2020-11-29 21:57:05,288 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 392 transitions. [2020-11-29 21:57:05,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2020-11-29 21:57:05,290 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:57:05,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:57:05,746 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-29 21:57:07,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:57:07,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 188 states and 389 transitions. [2020-11-29 21:57:07,222 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 389 transitions. [2020-11-29 21:57:07,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-11-29 21:57:07,225 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:57:07,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:57:07,261 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-29 21:57:07,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:57:07,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 189 states and 390 transitions. [2020-11-29 21:57:07,332 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 390 transitions. [2020-11-29 21:57:07,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2020-11-29 21:57:07,337 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:57:07,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:57:07,391 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-11-29 21:57:07,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:57:07,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 191 states and 397 transitions. [2020-11-29 21:57:07,501 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 397 transitions. [2020-11-29 21:57:07,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-11-29 21:57:07,504 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:57:07,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:57:07,568 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-11-29 21:57:07,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:57:07,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 194 states and 402 transitions. [2020-11-29 21:57:07,874 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 402 transitions. [2020-11-29 21:57:07,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-11-29 21:57:07,880 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:57:07,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:57:07,942 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 29 proven. 9 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-11-29 21:57:10,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:57:10,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 203 states and 424 transitions. [2020-11-29 21:57:10,503 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 424 transitions. [2020-11-29 21:57:10,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-11-29 21:57:10,506 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:57:10,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:57:10,565 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 17 proven. 18 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-11-29 21:57:11,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:57:11,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 211 states and 446 transitions. [2020-11-29 21:57:11,949 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 446 transitions. [2020-11-29 21:57:11,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-11-29 21:57:11,952 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:57:11,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:57:12,000 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 18 proven. 16 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-11-29 21:57:13,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:57:13,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 219 states and 467 transitions. [2020-11-29 21:57:13,757 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 467 transitions. [2020-11-29 21:57:13,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-11-29 21:57:13,760 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:57:13,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:57:13,810 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 19 proven. 16 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-11-29 21:57:14,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:57:14,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 222 states and 473 transitions. [2020-11-29 21:57:14,631 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 473 transitions. [2020-11-29 21:57:14,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-11-29 21:57:14,634 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:57:14,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:57:14,709 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 29 proven. 16 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-11-29 21:57:15,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:57:15,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 224 states and 478 transitions. [2020-11-29 21:57:15,525 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 478 transitions. [2020-11-29 21:57:15,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-11-29 21:57:15,528 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:57:15,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:57:15,615 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2020-11-29 21:57:15,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:57:15,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 225 states and 479 transitions. [2020-11-29 21:57:15,679 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 479 transitions. [2020-11-29 21:57:15,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-11-29 21:57:15,682 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:57:15,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:57:15,731 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2020-11-29 21:57:15,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:57:15,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 226 states and 480 transitions. [2020-11-29 21:57:15,757 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 480 transitions. [2020-11-29 21:57:15,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2020-11-29 21:57:15,761 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:57:15,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:57:15,823 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 26 proven. 21 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-11-29 21:57:16,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:57:16,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 227 states and 485 transitions. [2020-11-29 21:57:16,380 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 485 transitions. [2020-11-29 21:57:16,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2020-11-29 21:57:16,383 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:57:16,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:57:16,622 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 31 proven. 10 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-11-29 21:57:17,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:57:17,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 228 states and 489 transitions. [2020-11-29 21:57:17,302 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 489 transitions. [2020-11-29 21:57:17,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2020-11-29 21:57:17,304 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:57:17,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:57:17,354 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 31 proven. 10 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-11-29 21:57:17,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:57:17,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 228 states and 489 transitions. [2020-11-29 21:57:17,377 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 489 transitions. [2020-11-29 21:57:17,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2020-11-29 21:57:17,379 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:57:17,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:57:17,429 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 31 proven. 10 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-11-29 21:57:17,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:57:17,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 228 states and 489 transitions. [2020-11-29 21:57:17,451 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 489 transitions. [2020-11-29 21:57:17,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2020-11-29 21:57:17,454 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:57:17,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:57:17,529 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 33 proven. 3 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2020-11-29 21:57:19,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:57:19,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 231 states and 491 transitions. [2020-11-29 21:57:19,009 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 491 transitions. [2020-11-29 21:57:19,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2020-11-29 21:57:19,012 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:57:19,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:57:19,063 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 51 proven. 34 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-11-29 21:57:19,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:57:19,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 233 states and 497 transitions. [2020-11-29 21:57:19,674 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 497 transitions. [2020-11-29 21:57:19,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2020-11-29 21:57:19,677 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:57:19,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:57:19,740 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 56 proven. 38 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2020-11-29 21:57:20,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:57:20,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 239 states and 505 transitions. [2020-11-29 21:57:20,812 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 505 transitions. [2020-11-29 21:57:20,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2020-11-29 21:57:20,814 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:57:20,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:57:20,866 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 56 proven. 38 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2020-11-29 21:57:20,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:57:20,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 88 states and 112 transitions. [2020-11-29 21:57:20,906 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 112 transitions. [2020-11-29 21:57:20,908 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-29 21:57:20,908 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 48 iterations. [2020-11-29 21:57:20,918 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2020-11-29 21:57:21,095 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 27 [2020-11-29 21:57:21,590 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-29 21:57:21,596 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-29 21:57:21,596 INFO L569 CodeCheckObserver]: Invariant with dag size 9 [2020-11-29 21:57:21,599 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-29 21:57:21,599 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-29 21:57:21,599 INFO L569 CodeCheckObserver]: Invariant with dag size 14 [2020-11-29 21:57:21,601 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-29 21:57:21,601 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-29 21:57:21,601 INFO L569 CodeCheckObserver]: Invariant with dag size 11 [2020-11-29 21:57:21,602 INFO L569 CodeCheckObserver]: Invariant with dag size 15 [2020-11-29 21:57:21,603 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-29 21:57:21,604 INFO L569 CodeCheckObserver]: Invariant with dag size 18 [2020-11-29 21:57:21,605 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-29 21:57:21,606 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.11 09:57:21 ImpRootNode [2020-11-29 21:57:21,606 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-11-29 21:57:21,606 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-29 21:57:21,607 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-29 21:57:21,607 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-29 21:57:21,608 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 09:56:41" (3/4) ... [2020-11-29 21:57:21,612 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-29 21:57:21,618 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2020-11-29 21:57:21,619 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2020-11-29 21:57:21,619 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2020-11-29 21:57:21,619 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2020-11-29 21:57:21,619 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2020-11-29 21:57:21,620 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2020-11-29 21:57:21,630 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 61 nodes and edges [2020-11-29 21:57:21,631 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2020-11-29 21:57:21,632 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2020-11-29 21:57:21,632 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-11-29 21:57:21,633 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-11-29 21:57:21,634 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-29 21:57:21,634 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-29 21:57:21,666 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(methAndRunningLastTime == 0) && !(methaneLevelCritical == 0)) || !(pumpRunning == 0)) || pumpRunning == \old(pumpRunning) [2020-11-29 21:57:21,667 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(methAndRunningLastTime == 0) && !(methaneLevelCritical == 0)) || (pumpRunning == \old(pumpRunning) && !(0 == systemActive))) || !(pumpRunning == 0) [2020-11-29 21:57:21,669 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(pumpRunning == \old(pumpRunning)) || 0 == systemActive) || !(methaneLevelCritical == systemActive)) || !(\old(pumpRunning) == 0)) || methAndRunningLastTime == 0 [2020-11-29 21:57:21,732 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_4be0c755-46c7-4c49-8f17-269fdffac5da/bin/ukojak/witness.graphml [2020-11-29 21:57:21,732 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-29 21:57:21,736 INFO L168 Benchmark]: Toolchain (without parser) took 42466.59 ms. Allocated memory was 92.3 MB in the beginning and 515.9 MB in the end (delta: 423.6 MB). Free memory was 61.5 MB in the beginning and 314.3 MB in the end (delta: -252.7 MB). Peak memory consumption was 171.6 MB. Max. memory is 16.1 GB. [2020-11-29 21:57:21,737 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 92.3 MB. Free memory is still 51.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 21:57:21,737 INFO L168 Benchmark]: CACSL2BoogieTranslator took 678.93 ms. Allocated memory was 92.3 MB in the beginning and 111.1 MB in the end (delta: 18.9 MB). Free memory was 61.3 MB in the beginning and 77.6 MB in the end (delta: -16.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-29 21:57:21,738 INFO L168 Benchmark]: Boogie Procedure Inliner took 103.82 ms. Allocated memory is still 111.1 MB. Free memory was 77.6 MB in the beginning and 74.9 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 21:57:21,738 INFO L168 Benchmark]: Boogie Preprocessor took 49.64 ms. Allocated memory is still 111.1 MB. Free memory was 74.9 MB in the beginning and 72.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 21:57:21,739 INFO L168 Benchmark]: RCFGBuilder took 1791.26 ms. Allocated memory is still 111.1 MB. Free memory was 72.8 MB in the beginning and 55.2 MB in the end (delta: 17.6 MB). Peak memory consumption was 41.9 MB. Max. memory is 16.1 GB. [2020-11-29 21:57:21,739 INFO L168 Benchmark]: CodeCheck took 39701.95 ms. Allocated memory was 111.1 MB in the beginning and 515.9 MB in the end (delta: 404.8 MB). Free memory was 54.5 MB in the beginning and 319.5 MB in the end (delta: -265.0 MB). Peak memory consumption was 140.4 MB. Max. memory is 16.1 GB. [2020-11-29 21:57:21,740 INFO L168 Benchmark]: Witness Printer took 128.12 ms. Allocated memory is still 515.9 MB. Free memory was 319.5 MB in the beginning and 314.3 MB in the end (delta: 5.2 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-11-29 21:57:21,743 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, 47 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 38.9s, OverallIterations: 48, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1291060812 SDtfs, 568115436 SDslu, -1042786988 SDs, 0 SdLazy, -961828080 SolverSat, -721798656 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 64.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 25210 GetRequests, 24769 SyntacticMatches, 66 SemanticMatches, 375 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 63668 ImplicationChecksByTransitivity, 31.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.2s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 3.7s InterpolantComputationTime, 2233 NumberOfCodeBlocks, 2233 NumberOfCodeBlocksAsserted, 47 NumberOfCheckSat, 2186 ConstructedInterpolants, 0 QuantifiedInterpolants, 270704 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 47 InterpolantComputations, 24 PerfectInterpolantSequences, 989/1253 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 - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 210]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 921]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 210]: Loop Invariant Derived loop invariant: (1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 883]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 124]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 701]: Loop Invariant Derived loop invariant: ((!(methAndRunningLastTime == 0) && !(methaneLevelCritical == 0)) || !(pumpRunning == 0)) || pumpRunning == \old(pumpRunning) - InvariantResult [Line: 709]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 882]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 100]: Loop Invariant Derived loop invariant: methaneLevelCritical == tmp || (!(0 == tmp) && !(methAndRunningLastTime == 0)) - InvariantResult [Line: 100]: Loop Invariant Derived loop invariant: (((!(pumpRunning == \old(pumpRunning)) || 0 == systemActive) || !(methaneLevelCritical == systemActive)) || !(\old(pumpRunning) == 0)) || methAndRunningLastTime == 0 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 734]: Loop Invariant Derived loop invariant: ((!(methAndRunningLastTime == 0) && !(methaneLevelCritical == 0)) || (pumpRunning == \old(pumpRunning) && !(0 == systemActive))) || !(pumpRunning == 0) - InvariantResult [Line: 134]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 92.3 MB. Free memory is still 51.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 678.93 ms. Allocated memory was 92.3 MB in the beginning and 111.1 MB in the end (delta: 18.9 MB). Free memory was 61.3 MB in the beginning and 77.6 MB in the end (delta: -16.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 103.82 ms. Allocated memory is still 111.1 MB. Free memory was 77.6 MB in the beginning and 74.9 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 49.64 ms. Allocated memory is still 111.1 MB. Free memory was 74.9 MB in the beginning and 72.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1791.26 ms. Allocated memory is still 111.1 MB. Free memory was 72.8 MB in the beginning and 55.2 MB in the end (delta: 17.6 MB). Peak memory consumption was 41.9 MB. Max. memory is 16.1 GB. * CodeCheck took 39701.95 ms. Allocated memory was 111.1 MB in the beginning and 515.9 MB in the end (delta: 404.8 MB). Free memory was 54.5 MB in the beginning and 319.5 MB in the end (delta: -265.0 MB). Peak memory consumption was 140.4 MB. Max. memory is 16.1 GB. * Witness Printer took 128.12 ms. Allocated memory is still 515.9 MB. Free memory was 319.5 MB in the beginning and 314.3 MB in the end (delta: 5.2 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...