./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product27_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_09a5af6a-ecf0-4423-92a8-2b068f68ac1e/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_09a5af6a-ecf0-4423-92a8-2b068f68ac1e/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_09a5af6a-ecf0-4423-92a8-2b068f68ac1e/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_09a5af6a-ecf0-4423-92a8-2b068f68ac1e/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product27_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_09a5af6a-ecf0-4423-92a8-2b068f68ac1e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_09a5af6a-ecf0-4423-92a8-2b068f68ac1e/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9c8016f452608c4941fa660b03ce7c0101dbbdf8 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-26 21:13:02,713 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 21:13:02,715 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 21:13:02,726 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 21:13:02,727 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 21:13:02,728 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 21:13:02,730 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 21:13:02,732 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 21:13:02,735 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 21:13:02,736 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 21:13:02,738 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 21:13:02,738 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 21:13:02,739 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 21:13:02,741 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 21:13:02,748 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 21:13:02,749 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 21:13:02,749 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 21:13:02,750 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 21:13:02,752 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 21:13:02,753 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 21:13:02,757 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 21:13:02,759 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 21:13:02,762 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 21:13:02,764 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 21:13:02,765 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 21:13:02,765 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 21:13:02,766 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 21:13:02,767 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 21:13:02,767 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 21:13:02,768 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 21:13:02,769 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 21:13:02,769 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 21:13:02,769 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 21:13:02,769 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 21:13:02,770 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 21:13:02,771 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 21:13:02,771 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_09a5af6a-ecf0-4423-92a8-2b068f68ac1e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-10-26 21:13:02,789 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 21:13:02,790 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 21:13:02,791 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 21:13:02,791 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 21:13:02,792 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 21:13:02,792 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 21:13:02,792 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 21:13:02,792 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 21:13:02,792 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 21:13:02,793 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 21:13:02,793 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 21:13:02,793 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 21:13:02,793 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 21:13:02,796 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 21:13:02,796 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 21:13:02,796 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 21:13:02,796 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 21:13:02,797 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-26 21:13:02,797 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-26 21:13:02,797 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 21:13:02,797 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 21:13:02,797 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 21:13:02,797 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 21:13:02,797 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 21:13:02,798 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 21:13:02,798 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-26 21:13:02,798 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 21:13:02,798 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 21:13:02,798 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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/working_dir_09a5af6a-ecf0-4423-92a8-2b068f68ac1e/bin-2019/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(__VERIFIER_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 -> 9c8016f452608c4941fa660b03ce7c0101dbbdf8 [2018-10-26 21:13:02,854 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 21:13:02,869 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 21:13:02,871 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 21:13:02,873 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 21:13:02,873 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 21:13:02,876 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_09a5af6a-ecf0-4423-92a8-2b068f68ac1e/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec2_product27_true-unreach-call_false-termination.cil.c [2018-10-26 21:13:02,932 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_09a5af6a-ecf0-4423-92a8-2b068f68ac1e/bin-2019/ukojak/data/685bfe481/3e7bc32997d545bcb2ddc8a096f92756/FLAG690bbca78 [2018-10-26 21:13:03,388 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 21:13:03,388 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_09a5af6a-ecf0-4423-92a8-2b068f68ac1e/sv-benchmarks/c/product-lines/minepump_spec2_product27_true-unreach-call_false-termination.cil.c [2018-10-26 21:13:03,399 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_09a5af6a-ecf0-4423-92a8-2b068f68ac1e/bin-2019/ukojak/data/685bfe481/3e7bc32997d545bcb2ddc8a096f92756/FLAG690bbca78 [2018-10-26 21:13:03,410 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_09a5af6a-ecf0-4423-92a8-2b068f68ac1e/bin-2019/ukojak/data/685bfe481/3e7bc32997d545bcb2ddc8a096f92756 [2018-10-26 21:13:03,412 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 21:13:03,414 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 21:13:03,415 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 21:13:03,415 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 21:13:03,418 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 21:13:03,419 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 09:13:03" (1/1) ... [2018-10-26 21:13:03,422 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@584914b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:13:03, skipping insertion in model container [2018-10-26 21:13:03,422 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 09:13:03" (1/1) ... [2018-10-26 21:13:03,432 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 21:13:03,492 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 21:13:03,808 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 21:13:03,819 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 21:13:03,917 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 21:13:03,949 INFO L193 MainTranslator]: Completed translation [2018-10-26 21:13:03,949 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:13:03 WrapperNode [2018-10-26 21:13:03,950 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 21:13:03,950 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 21:13:03,950 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 21:13:03,950 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 21:13:03,957 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:13:03" (1/1) ... [2018-10-26 21:13:04,046 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:13:03" (1/1) ... [2018-10-26 21:13:04,076 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 21:13:04,076 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 21:13:04,076 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 21:13:04,076 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 21:13:04,084 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:13:03" (1/1) ... [2018-10-26 21:13:04,084 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:13:03" (1/1) ... [2018-10-26 21:13:04,087 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:13:03" (1/1) ... [2018-10-26 21:13:04,087 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:13:03" (1/1) ... [2018-10-26 21:13:04,092 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:13:03" (1/1) ... [2018-10-26 21:13:04,097 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:13:03" (1/1) ... [2018-10-26 21:13:04,099 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:13:03" (1/1) ... [2018-10-26 21:13:04,102 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 21:13:04,102 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 21:13:04,103 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 21:13:04,103 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 21:13:04,103 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:13:03" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_09a5af6a-ecf0-4423-92a8-2b068f68ac1e/bin-2019/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 [2018-10-26 21:13:04,151 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-10-26 21:13:04,152 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-10-26 21:13:04,152 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-10-26 21:13:04,152 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-10-26 21:13:04,152 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-10-26 21:13:04,152 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-10-26 21:13:04,152 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-10-26 21:13:04,152 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-10-26 21:13:04,152 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-10-26 21:13:04,152 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-10-26 21:13:04,153 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-10-26 21:13:04,153 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-10-26 21:13:04,153 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-10-26 21:13:04,153 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-10-26 21:13:04,153 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-10-26 21:13:04,155 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 21:13:04,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 21:13:06,792 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 21:13:06,792 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 09:13:06 BoogieIcfgContainer [2018-10-26 21:13:06,792 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 21:13:06,793 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-26 21:13:06,793 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-26 21:13:06,802 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-26 21:13:06,802 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 09:13:06" (1/1) ... [2018-10-26 21:13:06,812 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:13:06,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:13:06,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 59 states and 80 transitions. [2018-10-26 21:13:06,851 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 80 transitions. [2018-10-26 21:13:06,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-26 21:13:06,856 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:13:06,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:13:07,037 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:13:07,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:13:07,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 59 states and 77 transitions. [2018-10-26 21:13:07,049 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 77 transitions. [2018-10-26 21:13:07,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-10-26 21:13:07,050 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:13:07,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:13:07,236 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:13:07,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:13:07,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 62 states and 81 transitions. [2018-10-26 21:13:07,339 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 81 transitions. [2018-10-26 21:13:07,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-26 21:13:07,340 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:13:07,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:13:07,487 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:13:07,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:13:07,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 73 states and 103 transitions. [2018-10-26 21:13:07,733 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 103 transitions. [2018-10-26 21:13:07,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-10-26 21:13:07,734 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:13:07,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:13:07,804 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:13:07,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:13:07,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 74 states and 104 transitions. [2018-10-26 21:13:07,812 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 104 transitions. [2018-10-26 21:13:07,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-10-26 21:13:07,818 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:13:07,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:13:07,878 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:13:07,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:13:07,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 75 states and 105 transitions. [2018-10-26 21:13:07,913 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 105 transitions. [2018-10-26 21:13:07,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-10-26 21:13:07,914 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:13:07,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:13:07,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:13:07,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:13:07,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 76 states and 106 transitions. [2018-10-26 21:13:07,983 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 106 transitions. [2018-10-26 21:13:07,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-10-26 21:13:07,984 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:13:08,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:13:08,233 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:13:09,199 WARN L179 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2018-10-26 21:13:09,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:13:09,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 94 states and 143 transitions. [2018-10-26 21:13:09,382 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 143 transitions. [2018-10-26 21:13:09,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-10-26 21:13:09,385 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:13:09,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:13:09,927 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:13:10,298 WARN L179 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 9 DAG size of output: 6 [2018-10-26 21:13:10,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:13:10,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 97 states and 151 transitions. [2018-10-26 21:13:10,598 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 151 transitions. [2018-10-26 21:13:10,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-10-26 21:13:10,599 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:13:10,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:13:11,000 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:13:12,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:13:12,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 117 states and 191 transitions. [2018-10-26 21:13:12,128 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 191 transitions. [2018-10-26 21:13:12,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-10-26 21:13:12,130 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:13:12,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:13:12,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:13:12,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:13:12,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 121 states and 197 transitions. [2018-10-26 21:13:12,394 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 197 transitions. [2018-10-26 21:13:12,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-10-26 21:13:12,395 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:13:12,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:13:12,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:13:12,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:13:12,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 127 states and 209 transitions. [2018-10-26 21:13:12,608 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 209 transitions. [2018-10-26 21:13:12,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-10-26 21:13:12,610 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:13:12,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:13:12,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:13:12,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:13:12,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 131 states and 216 transitions. [2018-10-26 21:13:12,699 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 216 transitions. [2018-10-26 21:13:12,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-10-26 21:13:12,699 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:13:12,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:13:12,724 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:13:12,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:13:12,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 132 states and 218 transitions. [2018-10-26 21:13:12,819 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 218 transitions. [2018-10-26 21:13:12,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-10-26 21:13:12,820 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:13:12,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:13:12,847 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:13:12,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:13:12,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 135 states and 223 transitions. [2018-10-26 21:13:12,986 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 223 transitions. [2018-10-26 21:13:12,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-10-26 21:13:12,987 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:13:12,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:13:13,015 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:13:13,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:13:13,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 139 states and 232 transitions. [2018-10-26 21:13:13,265 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 232 transitions. [2018-10-26 21:13:13,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-10-26 21:13:13,268 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:13:13,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:13:13,395 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-26 21:13:13,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:13:13,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 147 states and 252 transitions. [2018-10-26 21:13:13,651 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 252 transitions. [2018-10-26 21:13:13,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-10-26 21:13:13,652 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:13:13,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:13:13,708 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-26 21:13:14,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:13:14,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 151 states and 260 transitions. [2018-10-26 21:13:14,226 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 260 transitions. [2018-10-26 21:13:14,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-26 21:13:14,227 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:13:14,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:13:14,532 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-26 21:13:15,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:13:15,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 154 states and 267 transitions. [2018-10-26 21:13:15,217 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 267 transitions. [2018-10-26 21:13:15,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-26 21:13:15,218 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:13:15,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:13:15,246 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-26 21:13:15,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:13:15,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 155 states and 270 transitions. [2018-10-26 21:13:15,698 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 270 transitions. [2018-10-26 21:13:15,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-26 21:13:15,699 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:13:15,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:13:15,733 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-10-26 21:13:16,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:13:16,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 163 states and 283 transitions. [2018-10-26 21:13:16,322 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 283 transitions. [2018-10-26 21:13:16,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-26 21:13:16,323 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:13:16,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:13:16,352 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-10-26 21:13:16,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:13:16,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 166 states and 285 transitions. [2018-10-26 21:13:16,945 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 285 transitions. [2018-10-26 21:13:16,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-10-26 21:13:16,946 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:13:16,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:13:16,985 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-26 21:13:17,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:13:17,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 170 states and 294 transitions. [2018-10-26 21:13:17,655 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 294 transitions. [2018-10-26 21:13:17,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-10-26 21:13:17,656 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:13:17,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:13:17,689 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-26 21:13:18,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:13:18,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 171 states and 294 transitions. [2018-10-26 21:13:18,226 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 294 transitions. [2018-10-26 21:13:18,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-26 21:13:18,227 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:13:18,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:13:18,253 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-26 21:13:18,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:13:18,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 172 states and 295 transitions. [2018-10-26 21:13:18,318 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 295 transitions. [2018-10-26 21:13:18,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-10-26 21:13:18,319 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:13:18,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:13:18,343 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-26 21:13:18,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:13:18,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 175 states and 302 transitions. [2018-10-26 21:13:18,751 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 302 transitions. [2018-10-26 21:13:18,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-10-26 21:13:18,752 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:13:18,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:13:18,783 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-26 21:13:18,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:13:18,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 176 states and 302 transitions. [2018-10-26 21:13:18,793 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 302 transitions. [2018-10-26 21:13:18,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-10-26 21:13:18,794 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:13:18,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:13:19,100 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-26 21:13:20,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:13:20,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 193 states and 346 transitions. [2018-10-26 21:13:20,679 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 346 transitions. [2018-10-26 21:13:20,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-10-26 21:13:20,680 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:13:20,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:13:20,712 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-10-26 21:13:20,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:13:20,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 194 states and 347 transitions. [2018-10-26 21:13:20,818 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 347 transitions. [2018-10-26 21:13:20,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-10-26 21:13:20,819 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:13:20,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:13:20,862 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-26 21:13:22,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:13:22,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 213 states and 387 transitions. [2018-10-26 21:13:22,786 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 387 transitions. [2018-10-26 21:13:22,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-10-26 21:13:22,788 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:13:22,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:13:22,819 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-26 21:13:23,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:13:23,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 216 states and 389 transitions. [2018-10-26 21:13:23,086 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 389 transitions. [2018-10-26 21:13:23,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-26 21:13:23,088 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:13:23,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:13:23,122 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-26 21:13:24,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:13:24,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 229 states and 427 transitions. [2018-10-26 21:13:24,665 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 427 transitions. [2018-10-26 21:13:24,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-26 21:13:24,666 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:13:24,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:13:24,692 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-26 21:13:24,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:13:24,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 232 states and 431 transitions. [2018-10-26 21:13:24,913 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 431 transitions. [2018-10-26 21:13:24,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-26 21:13:24,915 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:13:24,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:13:24,979 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-10-26 21:13:24,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:13:24,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 233 states and 431 transitions. [2018-10-26 21:13:24,991 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 431 transitions. [2018-10-26 21:13:24,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-10-26 21:13:24,992 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:13:25,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:13:25,016 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-26 21:13:26,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:13:26,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 242 states and 450 transitions. [2018-10-26 21:13:26,638 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 450 transitions. [2018-10-26 21:13:26,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-26 21:13:26,639 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:13:26,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:13:26,920 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-26 21:13:27,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:13:27,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 245 states and 453 transitions. [2018-10-26 21:13:27,699 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 453 transitions. [2018-10-26 21:13:27,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-26 21:13:27,700 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:13:27,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:13:27,726 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-26 21:13:28,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:13:28,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 251 states and 461 transitions. [2018-10-26 21:13:28,108 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 461 transitions. [2018-10-26 21:13:28,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-26 21:13:28,110 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:13:28,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:13:28,137 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-26 21:13:28,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:13:28,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 252 states and 462 transitions. [2018-10-26 21:13:28,243 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 462 transitions. [2018-10-26 21:13:28,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-26 21:13:28,244 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:13:28,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:13:28,267 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-26 21:13:28,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:13:28,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 253 states and 463 transitions. [2018-10-26 21:13:28,277 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 463 transitions. [2018-10-26 21:13:28,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-10-26 21:13:28,279 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:13:28,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:13:28,310 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-26 21:13:28,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:13:28,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 254 states and 464 transitions. [2018-10-26 21:13:28,396 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 464 transitions. [2018-10-26 21:13:28,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-26 21:13:28,398 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:13:28,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:13:28,757 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-10-26 21:13:28,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:13:28,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 257 states and 470 transitions. [2018-10-26 21:13:28,862 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 470 transitions. [2018-10-26 21:13:28,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-26 21:13:28,863 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:13:28,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:13:30,759 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-26 21:13:31,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:13:31,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 260 states and 475 transitions. [2018-10-26 21:13:31,345 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 475 transitions. [2018-10-26 21:13:31,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-26 21:13:31,347 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:13:31,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:13:31,370 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 21:13:32,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:13:32,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 268 states and 487 transitions. [2018-10-26 21:13:32,115 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 487 transitions. [2018-10-26 21:13:32,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-10-26 21:13:32,116 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:13:32,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:13:32,140 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 21:13:32,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:13:32,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 269 states and 489 transitions. [2018-10-26 21:13:32,907 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 489 transitions. [2018-10-26 21:13:32,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-26 21:13:32,908 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:13:32,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:13:34,581 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-26 21:13:34,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:13:34,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 272 states and 497 transitions. [2018-10-26 21:13:34,624 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 497 transitions. [2018-10-26 21:13:34,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-10-26 21:13:34,625 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:13:34,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:13:34,647 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-10-26 21:13:35,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:13:35,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 275 states and 500 transitions. [2018-10-26 21:13:35,199 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 500 transitions. [2018-10-26 21:13:35,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-10-26 21:13:35,200 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:13:35,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:13:35,397 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-10-26 21:13:35,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:13:35,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 277 states and 497 transitions. [2018-10-26 21:13:35,851 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 497 transitions. [2018-10-26 21:13:35,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-10-26 21:13:35,852 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:13:35,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:13:36,386 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-10-26 21:13:36,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:13:36,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 280 states and 500 transitions. [2018-10-26 21:13:36,704 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 500 transitions. [2018-10-26 21:13:36,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-26 21:13:36,705 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:13:36,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:13:36,726 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-10-26 21:13:36,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:13:36,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 284 states and 507 transitions. [2018-10-26 21:13:36,889 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 507 transitions. [2018-10-26 21:13:36,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-10-26 21:13:36,890 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:13:36,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:13:36,915 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-10-26 21:13:36,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:13:36,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 285 states and 507 transitions. [2018-10-26 21:13:36,932 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 507 transitions. [2018-10-26 21:13:36,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-10-26 21:13:36,933 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:13:36,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:13:36,957 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-10-26 21:13:37,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:13:37,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 286 states and 512 transitions. [2018-10-26 21:13:37,801 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 512 transitions. [2018-10-26 21:13:37,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-10-26 21:13:37,801 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:13:37,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:13:37,821 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-10-26 21:13:38,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:13:38,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 287 states and 515 transitions. [2018-10-26 21:13:38,226 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 515 transitions. [2018-10-26 21:13:38,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-26 21:13:38,227 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:13:38,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:13:38,246 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-10-26 21:13:38,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:13:38,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 289 states and 518 transitions. [2018-10-26 21:13:38,649 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 518 transitions. [2018-10-26 21:13:38,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-10-26 21:13:38,650 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:13:38,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:13:38,679 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 27 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-10-26 21:13:39,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:13:39,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 290 states and 521 transitions. [2018-10-26 21:13:39,003 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 521 transitions. [2018-10-26 21:13:39,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-10-26 21:13:39,004 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:13:39,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:13:39,027 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 27 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-10-26 21:13:39,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:13:39,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 288 states and 517 transitions. [2018-10-26 21:13:39,683 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 517 transitions. [2018-10-26 21:13:39,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-10-26 21:13:39,684 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:13:39,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:13:39,715 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 29 proven. 7 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-10-26 21:13:41,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:13:41,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 301 states and 541 transitions. [2018-10-26 21:13:41,724 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 541 transitions. [2018-10-26 21:13:41,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-10-26 21:13:41,725 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:13:41,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:13:41,755 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-10-26 21:13:41,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:13:41,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 303 states and 543 transitions. [2018-10-26 21:13:41,788 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 543 transitions. [2018-10-26 21:13:41,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-10-26 21:13:41,789 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:13:41,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:13:41,814 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-10-26 21:13:42,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:13:42,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 304 states and 543 transitions. [2018-10-26 21:13:42,102 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 543 transitions. [2018-10-26 21:13:42,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-10-26 21:13:42,103 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:13:42,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:13:42,128 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-10-26 21:13:42,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:13:42,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 306 states and 543 transitions. [2018-10-26 21:13:42,402 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 543 transitions. [2018-10-26 21:13:42,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-10-26 21:13:42,402 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:13:42,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:13:42,422 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-10-26 21:13:42,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:13:42,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 307 states and 544 transitions. [2018-10-26 21:13:42,509 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 544 transitions. [2018-10-26 21:13:42,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-10-26 21:13:42,510 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:13:42,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:13:42,529 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-10-26 21:13:42,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:13:42,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 309 states and 546 transitions. [2018-10-26 21:13:42,834 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 546 transitions. [2018-10-26 21:13:42,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-10-26 21:13:42,835 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:13:42,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:13:42,863 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-10-26 21:13:43,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:13:43,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 290 states and 508 transitions. [2018-10-26 21:13:43,232 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 508 transitions. [2018-10-26 21:13:43,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-10-26 21:13:43,233 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:13:43,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:13:43,260 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-10-26 21:13:43,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:13:43,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 286 states and 498 transitions. [2018-10-26 21:13:43,393 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 498 transitions. [2018-10-26 21:13:43,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-10-26 21:13:43,394 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:13:43,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:13:43,416 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-10-26 21:13:43,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:13:43,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 276 states and 480 transitions. [2018-10-26 21:13:43,846 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 480 transitions. [2018-10-26 21:13:43,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-10-26 21:13:43,847 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:13:43,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:13:43,873 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 30 proven. 9 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-10-26 21:13:44,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:13:44,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 279 states and 482 transitions. [2018-10-26 21:13:44,625 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 482 transitions. [2018-10-26 21:13:44,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-10-26 21:13:44,625 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:13:44,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:13:44,845 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 10 proven. 6 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-10-26 21:13:45,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:13:45,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 131 states and 181 transitions. [2018-10-26 21:13:45,419 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 181 transitions. [2018-10-26 21:13:45,419 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-26 21:13:45,419 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 66 iterations. [2018-10-26 21:13:45,427 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-10-26 21:13:45,981 WARN L179 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 13 [2018-10-26 21:13:46,158 INFO L582 CodeCheckObserver]: Invariant with dag size 9 [2018-10-26 21:13:46,164 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 21:13:46,164 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 21:13:46,164 INFO L582 CodeCheckObserver]: Invariant with dag size 11 [2018-10-26 21:13:46,165 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 21:13:46,166 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 21:13:46,166 INFO L582 CodeCheckObserver]: Invariant with dag size 15 [2018-10-26 21:13:46,167 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 21:13:46,167 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 21:13:46,167 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 21:13:46,167 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 21:13:46,167 INFO L582 CodeCheckObserver]: Invariant with dag size 11 [2018-10-26 21:13:46,168 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 21:13:46,168 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 21:13:46,168 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 21:13:46,168 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.10 09:13:46 ImpRootNode [2018-10-26 21:13:46,169 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-26 21:13:46,169 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 21:13:46,169 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 21:13:46,172 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 21:13:46,173 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 09:13:06" (3/4) ... [2018-10-26 21:13:46,177 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-10-26 21:13:46,184 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-10-26 21:13:46,185 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-10-26 21:13:46,185 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-10-26 21:13:46,185 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-10-26 21:13:46,185 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-10-26 21:13:46,185 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-10-26 21:13:46,187 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-10-26 21:13:46,194 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 61 nodes and edges [2018-10-26 21:13:46,194 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2018-10-26 21:13:46,195 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-10-26 21:13:46,223 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\old(pumpRunning) == pumpRunning || (!(0 == pumpRunning) && !(0 == systemActive))) || (!(0 == pumpRunning) && !(0 == methaneLevelCritical)) [2018-10-26 21:13:46,224 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(0 == pumpRunning) || (!(0 == systemActive) && \old(pumpRunning) == pumpRunning) [2018-10-26 21:13:46,272 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_09a5af6a-ecf0-4423-92a8-2b068f68ac1e/bin-2019/ukojak/witness.graphml [2018-10-26 21:13:46,272 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 21:13:46,273 INFO L168 Benchmark]: Toolchain (without parser) took 42860.02 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 563.6 MB). Free memory was 959.7 MB in the beginning and 1.4 GB in the end (delta: -420.4 MB). Peak memory consumption was 143.2 MB. Max. memory is 11.5 GB. [2018-10-26 21:13:46,274 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 21:13:46,274 INFO L168 Benchmark]: CACSL2BoogieTranslator took 535.38 ms. Allocated memory is still 1.0 GB. Free memory was 957.0 MB in the beginning and 935.5 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-10-26 21:13:46,274 INFO L168 Benchmark]: Boogie Procedure Inliner took 125.61 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 176.2 MB). Free memory was 935.5 MB in the beginning and 1.2 GB in the end (delta: -237.9 MB). Peak memory consumption was 19.0 MB. Max. memory is 11.5 GB. [2018-10-26 21:13:46,275 INFO L168 Benchmark]: Boogie Preprocessor took 26.05 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-10-26 21:13:46,275 INFO L168 Benchmark]: RCFGBuilder took 2690.02 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 99.5 MB). Peak memory consumption was 99.5 MB. Max. memory is 11.5 GB. [2018-10-26 21:13:46,275 INFO L168 Benchmark]: CodeCheck took 39375.90 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 387.4 MB). Free memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: -312.9 MB). Peak memory consumption was 74.6 MB. Max. memory is 11.5 GB. [2018-10-26 21:13:46,276 INFO L168 Benchmark]: Witness Printer took 103.14 ms. Allocated memory is still 1.6 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 24 B). Peak memory consumption was 24 B. Max. memory is 11.5 GB. [2018-10-26 21:13:46,280 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 8 procedures, 120 locations, 1 error locations. SAFE Result, 38.5s OverallTime, 66 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1344360512 SDtfs, -639520304 SDslu, -102158576 SDs, 0 SdLazy, 1165778476 SolverSat, -583034400 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 126.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 31614 GetRequests, 30902 SyntacticMatches, 342 SemanticMatches, 370 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65104 ImplicationChecksByTransitivity, 31.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 8.0s InterpolantComputationTime, 3146 NumberOfCodeBlocks, 3146 NumberOfCodeBlocksAsserted, 65 NumberOfCheckSat, 3081 ConstructedInterpolants, 0 QuantifiedInterpolants, 318643 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 65 InterpolantComputations, 46 PerfectInterpolantSequences, 1242/1338 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 940]: 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: 632]: Loop Invariant Derived loop invariant: (0 == methaneLevelCritical && 0 == pumpRunning) && systemActive == 1 - InvariantResult [Line: 656]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 632]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 426]: Loop Invariant Derived loop invariant: tmp == methaneLevelCritical || (!(0 == tmp) && !(0 == pumpRunning)) - InvariantResult [Line: 657]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 418]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 754]: Loop Invariant Derived loop invariant: (\old(pumpRunning) == pumpRunning || (!(0 == pumpRunning) && !(0 == systemActive))) || (!(0 == pumpRunning) && !(0 == methaneLevelCritical)) - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 786]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 555]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 940]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 790]: Loop Invariant Derived loop invariant: !(0 == pumpRunning) || (!(0 == systemActive) && \old(pumpRunning) == pumpRunning) - InvariantResult [Line: 545]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 647]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 924]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 535.38 ms. Allocated memory is still 1.0 GB. Free memory was 957.0 MB in the beginning and 935.5 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 125.61 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 176.2 MB). Free memory was 935.5 MB in the beginning and 1.2 GB in the end (delta: -237.9 MB). Peak memory consumption was 19.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 26.05 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2690.02 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 99.5 MB). Peak memory consumption was 99.5 MB. Max. memory is 11.5 GB. * CodeCheck took 39375.90 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 387.4 MB). Free memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: -312.9 MB). Peak memory consumption was 74.6 MB. Max. memory is 11.5 GB. * Witness Printer took 103.14 ms. Allocated memory is still 1.6 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 24 B). Peak memory consumption was 24 B. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...