./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product20_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_5711ad57-8725-41d1-b9a4-a3d376c5f4b6/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_5711ad57-8725-41d1-b9a4-a3d376c5f4b6/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_5711ad57-8725-41d1-b9a4-a3d376c5f4b6/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_5711ad57-8725-41d1-b9a4-a3d376c5f4b6/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product20_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_5711ad57-8725-41d1-b9a4-a3d376c5f4b6/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_5711ad57-8725-41d1-b9a4-a3d376c5f4b6/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 00a34716abd5fee4f4fa0d0743ef9f6cbdb65813 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 07:48:58,764 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 07:48:58,765 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 07:48:58,771 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 07:48:58,771 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 07:48:58,772 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 07:48:58,772 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 07:48:58,773 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 07:48:58,774 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 07:48:58,774 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 07:48:58,775 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 07:48:58,775 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 07:48:58,776 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 07:48:58,777 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 07:48:58,777 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 07:48:58,778 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 07:48:58,778 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 07:48:58,780 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 07:48:58,781 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 07:48:58,781 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 07:48:58,782 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 07:48:58,783 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 07:48:58,785 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 07:48:58,785 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 07:48:58,785 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 07:48:58,785 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 07:48:58,786 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 07:48:58,786 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 07:48:58,787 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 07:48:58,787 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 07:48:58,787 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 07:48:58,788 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 07:48:58,788 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 07:48:58,788 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 07:48:58,788 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 07:48:58,789 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 07:48:58,789 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_5711ad57-8725-41d1-b9a4-a3d376c5f4b6/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 07:48:58,796 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 07:48:58,796 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 07:48:58,797 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 07:48:58,797 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 07:48:58,798 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 07:48:58,798 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 07:48:58,798 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 07:48:58,798 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 07:48:58,798 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 07:48:58,798 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 07:48:58,799 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 07:48:58,799 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 07:48:58,799 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 07:48:58,799 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 07:48:58,799 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 07:48:58,799 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 07:48:58,799 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 07:48:58,799 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 07:48:58,800 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 07:48:58,800 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 07:48:58,800 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 07:48:58,800 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 07:48:58,800 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 07:48:58,800 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 07:48:58,800 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 07:48:58,801 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 07:48:58,801 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 07:48:58,801 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 07:48:58,801 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_5711ad57-8725-41d1-b9a4-a3d376c5f4b6/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 -> 00a34716abd5fee4f4fa0d0743ef9f6cbdb65813 [2018-11-10 07:48:58,825 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 07:48:58,835 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 07:48:58,837 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 07:48:58,839 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 07:48:58,839 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 07:48:58,840 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_5711ad57-8725-41d1-b9a4-a3d376c5f4b6/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec2_product20_true-unreach-call_false-termination.cil.c [2018-11-10 07:48:58,880 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5711ad57-8725-41d1-b9a4-a3d376c5f4b6/bin-2019/ukojak/data/975f8a423/95a0e65097cc4e15ad0dddd756764ea1/FLAG286207916 [2018-11-10 07:48:59,329 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 07:48:59,330 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_5711ad57-8725-41d1-b9a4-a3d376c5f4b6/sv-benchmarks/c/product-lines/minepump_spec2_product20_true-unreach-call_false-termination.cil.c [2018-11-10 07:48:59,338 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5711ad57-8725-41d1-b9a4-a3d376c5f4b6/bin-2019/ukojak/data/975f8a423/95a0e65097cc4e15ad0dddd756764ea1/FLAG286207916 [2018-11-10 07:48:59,349 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_5711ad57-8725-41d1-b9a4-a3d376c5f4b6/bin-2019/ukojak/data/975f8a423/95a0e65097cc4e15ad0dddd756764ea1 [2018-11-10 07:48:59,352 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 07:48:59,353 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 07:48:59,353 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 07:48:59,354 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 07:48:59,356 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 07:48:59,357 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:48:59" (1/1) ... [2018-11-10 07:48:59,359 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70607c0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:48:59, skipping insertion in model container [2018-11-10 07:48:59,359 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:48:59" (1/1) ... [2018-11-10 07:48:59,367 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 07:48:59,398 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 07:48:59,593 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:48:59,600 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 07:48:59,656 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:48:59,673 INFO L193 MainTranslator]: Completed translation [2018-11-10 07:48:59,673 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:48:59 WrapperNode [2018-11-10 07:48:59,674 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 07:48:59,674 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 07:48:59,674 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 07:48:59,674 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 07:48:59,729 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:48:59" (1/1) ... [2018-11-10 07:48:59,743 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:48:59" (1/1) ... [2018-11-10 07:48:59,764 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 07:48:59,764 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 07:48:59,764 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 07:48:59,764 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 07:48:59,771 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:48:59" (1/1) ... [2018-11-10 07:48:59,771 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:48:59" (1/1) ... [2018-11-10 07:48:59,774 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:48:59" (1/1) ... [2018-11-10 07:48:59,774 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:48:59" (1/1) ... [2018-11-10 07:48:59,779 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:48:59" (1/1) ... [2018-11-10 07:48:59,784 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:48:59" (1/1) ... [2018-11-10 07:48:59,786 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:48:59" (1/1) ... [2018-11-10 07:48:59,788 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 07:48:59,788 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 07:48:59,788 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 07:48:59,789 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 07:48:59,789 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:48:59" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5711ad57-8725-41d1-b9a4-a3d376c5f4b6/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 [2018-11-10 07:48:59,831 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 07:48:59,831 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-10 07:48:59,831 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-10 07:48:59,831 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-10 07:48:59,831 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-10 07:48:59,831 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-10 07:48:59,831 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-10 07:48:59,831 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-10 07:48:59,832 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-10 07:48:59,832 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-10 07:48:59,832 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-10 07:48:59,832 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-10 07:48:59,832 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-10 07:48:59,832 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-10 07:48:59,832 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-10 07:48:59,832 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 07:48:59,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 07:49:00,686 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 07:49:00,687 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:49:00 BoogieIcfgContainer [2018-11-10 07:49:00,687 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 07:49:00,687 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 07:49:00,687 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 07:49:00,694 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 07:49:00,694 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:49:00" (1/1) ... [2018-11-10 07:49:00,702 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:49:00,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:49:00,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 59 states and 80 transitions. [2018-11-10 07:49:00,729 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 80 transitions. [2018-11-10 07:49:00,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-10 07:49:00,733 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:49:00,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:49:00,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:49:00,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:49:00,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 59 states and 77 transitions. [2018-11-10 07:49:00,880 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 77 transitions. [2018-11-10 07:49:00,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-10 07:49:00,881 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:49:00,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:49:00,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:49:00,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:49:00,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 62 states and 81 transitions. [2018-11-10 07:49:00,984 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 81 transitions. [2018-11-10 07:49:00,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-10 07:49:00,985 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:49:01,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:49:01,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:49:01,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:49:01,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 65 states and 89 transitions. [2018-11-10 07:49:01,094 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 89 transitions. [2018-11-10 07:49:01,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-10 07:49:01,095 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:49:01,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:49:01,132 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:49:01,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:49:01,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 74 states and 104 transitions. [2018-11-10 07:49:01,245 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 104 transitions. [2018-11-10 07:49:01,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-10 07:49:01,246 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:49:01,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:49:01,357 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:49:01,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:49:01,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 92 states and 140 transitions. [2018-11-10 07:49:01,643 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 140 transitions. [2018-11-10 07:49:01,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-10 07:49:01,644 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:49:01,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:49:01,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:49:01,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:49:01,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 93 states and 141 transitions. [2018-11-10 07:49:01,713 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 141 transitions. [2018-11-10 07:49:01,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-10 07:49:01,715 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:49:01,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:49:01,747 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:49:01,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:49:01,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 99 states and 154 transitions. [2018-11-10 07:49:01,825 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 154 transitions. [2018-11-10 07:49:01,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-10 07:49:01,826 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:49:01,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:49:01,879 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:49:01,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:49:01,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 100 states and 155 transitions. [2018-11-10 07:49:01,887 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 155 transitions. [2018-11-10 07:49:01,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-10 07:49:01,888 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:49:01,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:49:01,954 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:49:02,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:49:02,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 120 states and 194 transitions. [2018-11-10 07:49:02,606 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 194 transitions. [2018-11-10 07:49:02,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-10 07:49:02,607 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:49:02,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:49:02,668 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:49:02,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:49:02,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 124 states and 200 transitions. [2018-11-10 07:49:02,767 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 200 transitions. [2018-11-10 07:49:02,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-10 07:49:02,768 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:49:02,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:49:02,797 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:49:02,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:49:02,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 128 states and 210 transitions. [2018-11-10 07:49:02,831 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 210 transitions. [2018-11-10 07:49:02,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-10 07:49:02,832 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:49:02,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:49:02,871 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:49:02,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:49:02,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 131 states and 215 transitions. [2018-11-10 07:49:02,886 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 215 transitions. [2018-11-10 07:49:02,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-10 07:49:02,888 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:49:02,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:49:02,908 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:49:02,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:49:02,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 136 states and 225 transitions. [2018-11-10 07:49:02,966 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 225 transitions. [2018-11-10 07:49:02,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-10 07:49:02,968 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:49:02,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:49:03,008 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:49:03,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:49:03,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 139 states and 232 transitions. [2018-11-10 07:49:03,117 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 232 transitions. [2018-11-10 07:49:03,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-10 07:49:03,118 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:49:03,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:49:03,170 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 07:49:03,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:49:03,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 147 states and 253 transitions. [2018-11-10 07:49:03,340 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 253 transitions. [2018-11-10 07:49:03,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-10 07:49:03,341 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:49:03,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:49:03,360 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 07:49:03,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:49:03,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 151 states and 260 transitions. [2018-11-10 07:49:03,646 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 260 transitions. [2018-11-10 07:49:03,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-10 07:49:03,647 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:49:03,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:49:03,883 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-10 07:49:04,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:49:04,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 159 states and 275 transitions. [2018-11-10 07:49:04,543 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 275 transitions. [2018-11-10 07:49:04,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-10 07:49:04,545 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:49:04,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:49:04,568 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 07:49:04,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:49:04,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 160 states and 278 transitions. [2018-11-10 07:49:04,695 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 278 transitions. [2018-11-10 07:49:04,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-10 07:49:04,696 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:49:04,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:49:04,716 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 07:49:04,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:49:04,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 164 states and 288 transitions. [2018-11-10 07:49:04,862 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 288 transitions. [2018-11-10 07:49:04,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-10 07:49:04,864 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:49:04,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:49:04,957 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-10 07:49:05,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:49:05,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 167 states and 293 transitions. [2018-11-10 07:49:05,447 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 293 transitions. [2018-11-10 07:49:05,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-10 07:49:05,448 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:49:05,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:49:05,470 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 07:49:05,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:49:05,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 168 states and 294 transitions. [2018-11-10 07:49:05,497 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 294 transitions. [2018-11-10 07:49:05,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-10 07:49:05,500 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:49:05,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:49:05,525 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 07:49:05,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:49:05,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 171 states and 300 transitions. [2018-11-10 07:49:05,800 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 300 transitions. [2018-11-10 07:49:05,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-10 07:49:05,801 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:49:05,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:49:05,824 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 07:49:06,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:49:06,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 180 states and 313 transitions. [2018-11-10 07:49:06,065 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 313 transitions. [2018-11-10 07:49:06,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-10 07:49:06,066 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:49:06,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:49:06,092 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 07:49:06,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:49:06,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 183 states and 315 transitions. [2018-11-10 07:49:06,314 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 315 transitions. [2018-11-10 07:49:06,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-10 07:49:06,314 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:49:06,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:49:06,336 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 07:49:06,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:49:06,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 192 states and 334 transitions. [2018-11-10 07:49:06,520 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 334 transitions. [2018-11-10 07:49:06,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-10 07:49:06,521 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:49:06,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:49:06,647 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 07:49:07,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:49:07,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 210 states and 372 transitions. [2018-11-10 07:49:07,731 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 372 transitions. [2018-11-10 07:49:07,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-10 07:49:07,733 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:49:07,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:49:07,751 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 07:49:07,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:49:07,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 213 states and 374 transitions. [2018-11-10 07:49:07,943 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 374 transitions. [2018-11-10 07:49:07,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-10 07:49:07,944 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:49:07,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:49:08,009 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 07:49:08,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:49:08,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 215 states and 376 transitions. [2018-11-10 07:49:08,023 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 376 transitions. [2018-11-10 07:49:08,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-10 07:49:08,024 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:49:08,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:49:08,042 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 07:49:08,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:49:08,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 216 states and 377 transitions. [2018-11-10 07:49:08,067 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 377 transitions. [2018-11-10 07:49:08,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-10 07:49:08,068 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:49:08,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:49:08,086 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 07:49:08,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:49:08,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 219 states and 379 transitions. [2018-11-10 07:49:08,257 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 379 transitions. [2018-11-10 07:49:08,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-10 07:49:08,258 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:49:08,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:49:08,279 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 07:49:09,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:49:09,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 239 states and 422 transitions. [2018-11-10 07:49:09,533 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 422 transitions. [2018-11-10 07:49:09,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-10 07:49:09,534 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:49:09,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:49:09,557 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 07:49:10,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:49:10,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 252 states and 445 transitions. [2018-11-10 07:49:10,730 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 445 transitions. [2018-11-10 07:49:10,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-10 07:49:10,731 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:49:10,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:49:10,754 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 07:49:10,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:49:10,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 255 states and 451 transitions. [2018-11-10 07:49:10,966 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 451 transitions. [2018-11-10 07:49:10,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-10 07:49:10,967 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:49:10,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:49:10,986 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 07:49:11,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:49:11,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 256 states and 452 transitions. [2018-11-10 07:49:11,222 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 452 transitions. [2018-11-10 07:49:11,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-10 07:49:11,223 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:49:11,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:49:11,302 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 07:49:11,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:49:11,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 259 states and 457 transitions. [2018-11-10 07:49:11,398 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 457 transitions. [2018-11-10 07:49:11,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-10 07:49:11,399 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:49:11,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:49:11,462 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 07:49:12,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:49:12,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 268 states and 479 transitions. [2018-11-10 07:49:12,327 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 479 transitions. [2018-11-10 07:49:12,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-10 07:49:12,328 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:49:12,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:49:12,426 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 07:49:12,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:49:12,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 276 states and 492 transitions. [2018-11-10 07:49:12,869 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 492 transitions. [2018-11-10 07:49:12,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-10 07:49:12,870 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:49:12,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:49:12,886 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 07:49:13,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:49:13,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 277 states and 494 transitions. [2018-11-10 07:49:13,172 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 494 transitions. [2018-11-10 07:49:13,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-10 07:49:13,173 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:49:13,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:49:13,306 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 07:49:13,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:49:13,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 278 states and 495 transitions. [2018-11-10 07:49:13,385 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 495 transitions. [2018-11-10 07:49:13,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-10 07:49:13,386 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:49:13,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:49:13,400 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 07:49:13,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:49:13,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 279 states and 496 transitions. [2018-11-10 07:49:13,613 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 496 transitions. [2018-11-10 07:49:13,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-10 07:49:13,614 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:49:13,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:49:13,630 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 07:49:13,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:49:13,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 280 states and 497 transitions. [2018-11-10 07:49:13,643 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 497 transitions. [2018-11-10 07:49:13,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-10 07:49:13,644 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:49:13,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:49:13,714 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-10 07:49:13,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:49:13,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 281 states and 498 transitions. [2018-11-10 07:49:13,725 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 498 transitions. [2018-11-10 07:49:13,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-10 07:49:13,726 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:49:13,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:49:13,785 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 07:49:15,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:49:15,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 292 states and 521 transitions. [2018-11-10 07:49:15,238 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 521 transitions. [2018-11-10 07:49:15,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-10 07:49:15,239 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:49:15,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:49:15,309 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 07:49:15,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:49:15,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 295 states and 529 transitions. [2018-11-10 07:49:15,334 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 529 transitions. [2018-11-10 07:49:15,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-10 07:49:15,334 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:49:15,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:49:15,399 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-10 07:49:15,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:49:15,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 299 states and 533 transitions. [2018-11-10 07:49:15,646 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 533 transitions. [2018-11-10 07:49:15,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-10 07:49:15,647 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:49:15,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:49:15,659 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-10 07:49:15,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:49:15,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 304 states and 540 transitions. [2018-11-10 07:49:15,770 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 540 transitions. [2018-11-10 07:49:15,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-10 07:49:15,770 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:49:15,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:49:15,784 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-10 07:49:16,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:49:16,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 305 states and 546 transitions. [2018-11-10 07:49:16,033 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 546 transitions. [2018-11-10 07:49:16,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-10 07:49:16,033 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:49:16,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:49:16,054 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-10 07:49:16,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:49:16,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 306 states and 549 transitions. [2018-11-10 07:49:16,326 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 549 transitions. [2018-11-10 07:49:16,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-10 07:49:16,327 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:49:16,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:49:16,340 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-10 07:49:16,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:49:16,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 309 states and 553 transitions. [2018-11-10 07:49:16,382 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 553 transitions. [2018-11-10 07:49:16,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-10 07:49:16,382 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:49:16,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:49:16,396 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 27 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-10 07:49:17,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:49:17,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 310 states and 554 transitions. [2018-11-10 07:49:17,068 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 554 transitions. [2018-11-10 07:49:17,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-10 07:49:17,069 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:49:17,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:49:17,081 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-10 07:49:17,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:49:17,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 310 states and 549 transitions. [2018-11-10 07:49:17,328 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 549 transitions. [2018-11-10 07:49:17,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-10 07:49:17,328 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:49:17,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:49:17,341 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-10 07:49:17,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:49:17,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 312 states and 551 transitions. [2018-11-10 07:49:17,474 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 551 transitions. [2018-11-10 07:49:17,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-10 07:49:17,474 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:49:17,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:49:17,488 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-10 07:49:17,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:49:17,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 314 states and 553 transitions. [2018-11-10 07:49:17,603 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 553 transitions. [2018-11-10 07:49:17,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-10 07:49:17,603 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:49:17,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:49:17,617 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-10 07:49:17,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:49:17,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 315 states and 554 transitions. [2018-11-10 07:49:17,648 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 554 transitions. [2018-11-10 07:49:17,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-10 07:49:17,649 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:49:17,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:49:17,662 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-10 07:49:17,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:49:17,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 299 states and 522 transitions. [2018-11-10 07:49:17,682 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 522 transitions. [2018-11-10 07:49:17,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-10 07:49:17,683 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:49:17,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:49:17,700 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-10 07:49:17,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:49:17,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 295 states and 512 transitions. [2018-11-10 07:49:17,723 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 512 transitions. [2018-11-10 07:49:17,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-10 07:49:17,724 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:49:17,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:49:17,738 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-10 07:49:17,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:49:17,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 285 states and 494 transitions. [2018-11-10 07:49:17,781 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 494 transitions. [2018-11-10 07:49:17,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-10 07:49:17,782 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:49:17,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:49:17,797 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 30 proven. 9 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 07:49:18,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:49:18,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 288 states and 496 transitions. [2018-11-10 07:49:18,011 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 496 transitions. [2018-11-10 07:49:18,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-11-10 07:49:18,012 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:49:18,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:49:18,112 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 10 proven. 6 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-10 07:49:18,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:49:18,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 131 states and 181 transitions. [2018-11-10 07:49:18,313 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 181 transitions. [2018-11-10 07:49:18,314 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 07:49:18,314 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 60 iterations. [2018-11-10 07:49:18,321 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-10 07:49:18,575 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 07:49:18,578 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 07:49:18,578 INFO L582 CodeCheckObserver]: Invariant with dag size 18 [2018-11-10 07:49:18,582 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 07:49:18,582 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 07:49:18,582 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 07:49:18,582 INFO L582 CodeCheckObserver]: Invariant with dag size 11 [2018-11-10 07:49:18,583 INFO L582 CodeCheckObserver]: Invariant with dag size 15 [2018-11-10 07:49:18,583 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 07:49:18,583 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 07:49:18,583 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 07:49:18,584 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 07:49:18,584 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 07:49:18,584 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 07:49:18,584 INFO L582 CodeCheckObserver]: Invariant with dag size 9 [2018-11-10 07:49:18,584 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 07:49:18,584 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 07:49:18 ImpRootNode [2018-11-10 07:49:18,584 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 07:49:18,585 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 07:49:18,585 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 07:49:18,585 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 07:49:18,585 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:49:00" (3/4) ... [2018-11-10 07:49:18,588 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 07:49:18,593 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-10 07:49:18,593 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-10 07:49:18,593 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-10 07:49:18,593 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-10 07:49:18,593 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-10 07:49:18,593 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-10 07:49:18,594 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-10 07:49:18,599 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 57 nodes and edges [2018-11-10 07:49:18,599 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2018-11-10 07:49:18,600 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-10 07:49:18,618 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\old(pumpRunning) == pumpRunning || (!(0 == pumpRunning) && !(0 == systemActive))) || (!(0 == pumpRunning) && !(0 == methaneLevelCritical)) [2018-11-10 07:49:18,618 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(0 == pumpRunning) || (!(0 == systemActive) && \old(pumpRunning) == pumpRunning) [2018-11-10 07:49:18,618 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == methaneLevelCritical || (!(\old(pumpRunning) == pumpRunning) && 0 == tmp)) || (!(0 == pumpRunning) && !(0 == tmp))) || (0 == tmp && 0 == systemActive) [2018-11-10 07:49:18,649 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_5711ad57-8725-41d1-b9a4-a3d376c5f4b6/bin-2019/ukojak/witness.graphml [2018-11-10 07:49:18,649 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 07:49:18,649 INFO L168 Benchmark]: Toolchain (without parser) took 19297.39 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 544.2 MB). Free memory was 959.3 MB in the beginning and 1.2 GB in the end (delta: -266.3 MB). Peak memory consumption was 277.9 MB. Max. memory is 11.5 GB. [2018-11-10 07:49:18,650 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:49:18,651 INFO L168 Benchmark]: CACSL2BoogieTranslator took 320.42 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 935.1 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-11-10 07:49:18,651 INFO L168 Benchmark]: Boogie Procedure Inliner took 89.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 935.1 MB in the beginning and 1.1 GB in the end (delta: -201.0 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-10 07:49:18,651 INFO L168 Benchmark]: Boogie Preprocessor took 24.08 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 07:49:18,651 INFO L168 Benchmark]: RCFGBuilder took 898.64 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 104.0 MB). Peak memory consumption was 104.0 MB. Max. memory is 11.5 GB. [2018-11-10 07:49:18,652 INFO L168 Benchmark]: CodeCheck took 17897.26 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 404.8 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -209.9 MB). Peak memory consumption was 194.9 MB. Max. memory is 11.5 GB. [2018-11-10 07:49:18,652 INFO L168 Benchmark]: Witness Printer took 64.09 ms. Allocated memory is still 1.6 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 11.5 GB. [2018-11-10 07:49:18,653 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, 121 locations, 1 error locations. SAFE Result, 17.6s OverallTime, 60 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1749033024 SDtfs, -308643632 SDslu, -1352292592 SDs, 0 SdLazy, -1985043156 SolverSat, -1131084192 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 43.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 28882 GetRequests, 28190 SyntacticMatches, 314 SemanticMatches, 378 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68101 ImplicationChecksByTransitivity, 14.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 2841 NumberOfCodeBlocks, 2841 NumberOfCodeBlocksAsserted, 59 NumberOfCheckSat, 2782 ConstructedInterpolants, 0 QuantifiedInterpolants, 295676 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 59 InterpolantComputations, 42 PerfectInterpolantSequences, 1079/1157 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: 685]: 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: 702]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 798]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 60]: Loop Invariant Derived loop invariant: ((tmp == methaneLevelCritical || (!(\old(pumpRunning) == pumpRunning) && 0 == tmp)) || (!(0 == pumpRunning) && !(0 == tmp))) || (0 == tmp && 0 == systemActive) - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 685]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 227]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 802]: Loop Invariant Derived loop invariant: !(0 == pumpRunning) || (!(0 == systemActive) && \old(pumpRunning) == pumpRunning) - InvariantResult [Line: 766]: Loop Invariant Derived loop invariant: (\old(pumpRunning) == pumpRunning || (!(0 == pumpRunning) && !(0 == systemActive))) || (!(0 == pumpRunning) && !(0 == methaneLevelCritical)) - InvariantResult [Line: 918]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 217]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 732]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 692]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 301]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 301]: Loop Invariant Derived loop invariant: (0 == methaneLevelCritical && 0 == pumpRunning) && systemActive == 1 - InvariantResult [Line: 701]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 320.42 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 935.1 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 89.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 935.1 MB in the beginning and 1.1 GB in the end (delta: -201.0 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 24.08 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 898.64 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 104.0 MB). Peak memory consumption was 104.0 MB. Max. memory is 11.5 GB. * CodeCheck took 17897.26 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 404.8 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -209.9 MB). Peak memory consumption was 194.9 MB. Max. memory is 11.5 GB. * Witness Printer took 64.09 ms. Allocated memory is still 1.6 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...