./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label58_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_386eab62-7eed-40c8-ab1c-fbefddbbc24d/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_386eab62-7eed-40c8-ab1c-fbefddbbc24d/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_386eab62-7eed-40c8-ab1c-fbefddbbc24d/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_386eab62-7eed-40c8-ab1c-fbefddbbc24d/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label58_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_386eab62-7eed-40c8-ab1c-fbefddbbc24d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_386eab62-7eed-40c8-ab1c-fbefddbbc24d/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 1913ae3f80b8ac66a65ed26ad92a6851274156ea .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 14:31:38,632 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 14:31:38,633 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 14:31:38,643 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 14:31:38,648 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 14:31:38,649 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 14:31:38,650 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 14:31:38,651 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 14:31:38,652 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 14:31:38,653 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 14:31:38,654 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 14:31:38,654 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 14:31:38,655 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 14:31:38,656 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 14:31:38,657 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 14:31:38,657 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 14:31:38,658 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 14:31:38,659 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 14:31:38,661 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 14:31:38,662 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 14:31:38,663 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 14:31:38,664 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 14:31:38,666 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 14:31:38,666 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 14:31:38,666 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 14:31:38,667 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 14:31:38,668 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 14:31:38,668 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 14:31:38,669 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 14:31:38,670 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 14:31:38,670 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 14:31:38,671 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 14:31:38,671 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 14:31:38,671 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 14:31:38,672 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 14:31:38,672 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 14:31:38,673 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_386eab62-7eed-40c8-ab1c-fbefddbbc24d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 14:31:38,684 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 14:31:38,684 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 14:31:38,685 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 14:31:38,685 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 14:31:38,685 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 14:31:38,686 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 14:31:38,686 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 14:31:38,686 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 14:31:38,686 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 14:31:38,686 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 14:31:38,687 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 14:31:38,687 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 14:31:38,687 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 14:31:38,687 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 14:31:38,687 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 14:31:38,687 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 14:31:38,687 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 14:31:38,687 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 14:31:38,688 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 14:31:38,688 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 14:31:38,688 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 14:31:38,688 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 14:31:38,688 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 14:31:38,688 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 14:31:38,688 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 14:31:38,688 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 14:31:38,689 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 14:31:38,689 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 14:31:38,689 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 14:31:38,689 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_386eab62-7eed-40c8-ab1c-fbefddbbc24d/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 -> 1913ae3f80b8ac66a65ed26ad92a6851274156ea [2018-11-18 14:31:38,715 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 14:31:38,725 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 14:31:38,728 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 14:31:38,729 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 14:31:38,729 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 14:31:38,730 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_386eab62-7eed-40c8-ab1c-fbefddbbc24d/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label58_true-unreach-call_false-termination.c [2018-11-18 14:31:38,774 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_386eab62-7eed-40c8-ab1c-fbefddbbc24d/bin-2019/ukojak/data/64a83a7e8/ba90cab1eb974cb7aa9e771b6556fc62/FLAGcb70b21c7 [2018-11-18 14:31:39,189 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 14:31:39,189 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_386eab62-7eed-40c8-ab1c-fbefddbbc24d/sv-benchmarks/c/eca-rers2012/Problem02_label58_true-unreach-call_false-termination.c [2018-11-18 14:31:39,198 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_386eab62-7eed-40c8-ab1c-fbefddbbc24d/bin-2019/ukojak/data/64a83a7e8/ba90cab1eb974cb7aa9e771b6556fc62/FLAGcb70b21c7 [2018-11-18 14:31:39,213 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_386eab62-7eed-40c8-ab1c-fbefddbbc24d/bin-2019/ukojak/data/64a83a7e8/ba90cab1eb974cb7aa9e771b6556fc62 [2018-11-18 14:31:39,216 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 14:31:39,217 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 14:31:39,218 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 14:31:39,218 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 14:31:39,221 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 14:31:39,221 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:31:39" (1/1) ... [2018-11-18 14:31:39,224 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ff47436 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:31:39, skipping insertion in model container [2018-11-18 14:31:39,224 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:31:39" (1/1) ... [2018-11-18 14:31:39,232 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 14:31:39,278 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 14:31:39,540 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:31:39,544 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 14:31:39,611 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:31:39,625 INFO L195 MainTranslator]: Completed translation [2018-11-18 14:31:39,626 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:31:39 WrapperNode [2018-11-18 14:31:39,626 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 14:31:39,626 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 14:31:39,627 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 14:31:39,627 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 14:31:39,635 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:31:39" (1/1) ... [2018-11-18 14:31:39,728 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:31:39" (1/1) ... [2018-11-18 14:31:39,797 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 14:31:39,797 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 14:31:39,797 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 14:31:39,798 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 14:31:39,807 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:31:39" (1/1) ... [2018-11-18 14:31:39,807 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:31:39" (1/1) ... [2018-11-18 14:31:39,810 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:31:39" (1/1) ... [2018-11-18 14:31:39,818 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:31:39" (1/1) ... [2018-11-18 14:31:39,843 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:31:39" (1/1) ... [2018-11-18 14:31:39,857 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:31:39" (1/1) ... [2018-11-18 14:31:39,860 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:31:39" (1/1) ... [2018-11-18 14:31:39,867 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 14:31:39,868 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 14:31:39,868 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 14:31:39,868 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 14:31:39,869 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:31:39" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_386eab62-7eed-40c8-ab1c-fbefddbbc24d/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 [2018-11-18 14:31:39,921 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-18 14:31:39,922 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 14:31:39,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 14:31:42,846 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 14:31:42,846 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:31:42 BoogieIcfgContainer [2018-11-18 14:31:42,846 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 14:31:42,847 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 14:31:42,847 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 14:31:42,860 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 14:31:42,860 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:31:42" (1/1) ... [2018-11-18 14:31:42,871 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:31:42,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:31:42,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 86 states and 164 transitions. [2018-11-18 14:31:42,905 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 164 transitions. [2018-11-18 14:31:42,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-18 14:31:42,908 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:31:43,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:31:43,259 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:31:43,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:31:43,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 165 states and 242 transitions. [2018-11-18 14:31:43,856 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 242 transitions. [2018-11-18 14:31:43,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-18 14:31:43,858 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:31:43,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:31:44,012 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 14:31:44,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:31:44,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 166 states and 245 transitions. [2018-11-18 14:31:44,182 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 245 transitions. [2018-11-18 14:31:44,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-18 14:31:44,183 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:31:44,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:31:44,375 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:31:44,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:31:44,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 184 states and 271 transitions. [2018-11-18 14:31:44,707 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 271 transitions. [2018-11-18 14:31:44,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-18 14:31:44,709 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:31:44,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:31:44,832 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:31:45,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:31:45,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 203 states and 296 transitions. [2018-11-18 14:31:45,335 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 296 transitions. [2018-11-18 14:31:45,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-18 14:31:45,346 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:31:45,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:31:45,456 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:31:46,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:31:46,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 222 states and 324 transitions. [2018-11-18 14:31:46,069 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 324 transitions. [2018-11-18 14:31:46,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 14:31:46,070 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:31:46,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:31:46,931 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 14:31:47,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:31:47,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 246 states and 361 transitions. [2018-11-18 14:31:47,574 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 361 transitions. [2018-11-18 14:31:47,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 14:31:47,575 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:31:47,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:31:47,610 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 14:31:48,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:31:48,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 264 states and 383 transitions. [2018-11-18 14:31:48,356 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 383 transitions. [2018-11-18 14:31:48,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 14:31:48,357 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:31:48,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:31:48,384 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:31:48,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:31:48,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 269 states and 389 transitions. [2018-11-18 14:31:48,650 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 389 transitions. [2018-11-18 14:31:48,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 14:31:48,651 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:31:48,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:31:48,734 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:31:49,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:31:49,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 293 states and 424 transitions. [2018-11-18 14:31:49,343 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 424 transitions. [2018-11-18 14:31:49,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-18 14:31:49,344 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:31:49,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:31:49,366 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:31:50,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:31:50,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 298 states and 432 transitions. [2018-11-18 14:31:50,113 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 432 transitions. [2018-11-18 14:31:50,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-18 14:31:50,114 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:31:50,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:31:50,135 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:31:50,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:31:50,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 302 states and 437 transitions. [2018-11-18 14:31:50,812 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 437 transitions. [2018-11-18 14:31:50,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-18 14:31:50,812 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:31:50,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:31:51,251 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 14:31:52,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:31:52,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 382 states and 520 transitions. [2018-11-18 14:31:52,150 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 520 transitions. [2018-11-18 14:31:52,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-18 14:31:52,151 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:31:52,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:31:52,179 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:31:52,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:31:52,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 401 states and 543 transitions. [2018-11-18 14:31:52,467 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 543 transitions. [2018-11-18 14:31:52,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-18 14:31:52,468 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:31:52,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:31:52,490 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:31:52,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:31:52,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 403 states and 544 transitions. [2018-11-18 14:31:52,603 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 544 transitions. [2018-11-18 14:31:52,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-18 14:31:52,604 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:31:52,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:31:52,672 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:31:52,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:31:52,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 410 states and 552 transitions. [2018-11-18 14:31:52,941 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 552 transitions. [2018-11-18 14:31:52,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-18 14:31:52,942 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:31:52,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:31:53,107 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:31:54,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:31:54,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 433 states and 587 transitions. [2018-11-18 14:31:54,050 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 587 transitions. [2018-11-18 14:31:54,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-18 14:31:54,051 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:31:54,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:31:54,127 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:31:54,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:31:54,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 437 states and 591 transitions. [2018-11-18 14:31:54,253 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 591 transitions. [2018-11-18 14:31:54,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-18 14:31:54,254 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:31:54,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:31:54,305 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:31:54,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:31:54,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 456 states and 614 transitions. [2018-11-18 14:31:54,843 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 614 transitions. [2018-11-18 14:31:54,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-18 14:31:54,845 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:31:54,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:31:54,895 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:31:55,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:31:55,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 460 states and 618 transitions. [2018-11-18 14:31:55,076 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 618 transitions. [2018-11-18 14:31:55,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-18 14:31:55,077 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:31:55,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:31:55,198 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:31:55,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:31:55,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 464 states and 622 transitions. [2018-11-18 14:31:55,337 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 622 transitions. [2018-11-18 14:31:55,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-11-18 14:31:55,338 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:31:55,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:31:55,376 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:31:56,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:31:56,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 478 states and 640 transitions. [2018-11-18 14:31:56,937 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 640 transitions. [2018-11-18 14:31:56,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-11-18 14:31:56,938 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:31:56,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:31:57,720 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 42 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:31:59,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:31:59,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 512 states and 686 transitions. [2018-11-18 14:31:59,294 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 686 transitions. [2018-11-18 14:31:59,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-18 14:31:59,295 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:31:59,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:31:59,949 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:32:00,563 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 20 [2018-11-18 14:32:01,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:01,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 524 states and 702 transitions. [2018-11-18 14:32:01,292 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 702 transitions. [2018-11-18 14:32:01,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-18 14:32:01,293 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:01,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:02,397 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:32:02,894 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2018-11-18 14:32:03,331 WARN L180 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 17 DAG size of output: 14 [2018-11-18 14:32:03,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:03,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 527 states and 708 transitions. [2018-11-18 14:32:03,772 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 708 transitions. [2018-11-18 14:32:03,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-18 14:32:03,773 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:03,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:03,807 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:32:04,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:04,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 537 states and 722 transitions. [2018-11-18 14:32:04,540 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 722 transitions. [2018-11-18 14:32:04,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-18 14:32:04,541 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:04,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:04,568 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:32:04,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:04,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 538 states and 722 transitions. [2018-11-18 14:32:04,778 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 722 transitions. [2018-11-18 14:32:04,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-18 14:32:04,778 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:04,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:04,798 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:32:05,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:05,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 734 states to 549 states and 734 transitions. [2018-11-18 14:32:05,060 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 734 transitions. [2018-11-18 14:32:05,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-18 14:32:05,061 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:05,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:05,084 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:32:05,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:05,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 734 states to 550 states and 734 transitions. [2018-11-18 14:32:05,256 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 734 transitions. [2018-11-18 14:32:05,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-18 14:32:05,256 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:05,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:05,691 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 48 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:32:07,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:07,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 574 states and 768 transitions. [2018-11-18 14:32:07,542 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 768 transitions. [2018-11-18 14:32:07,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-18 14:32:07,543 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:07,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:07,570 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 48 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:32:08,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:08,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 587 states and 789 transitions. [2018-11-18 14:32:08,238 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 789 transitions. [2018-11-18 14:32:08,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-18 14:32:08,238 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:08,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:08,277 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 48 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:32:08,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:08,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 588 states and 790 transitions. [2018-11-18 14:32:08,521 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 790 transitions. [2018-11-18 14:32:08,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-18 14:32:08,522 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:08,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:08,557 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 48 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:32:09,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:09,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 594 states and 798 transitions. [2018-11-18 14:32:09,283 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 798 transitions. [2018-11-18 14:32:09,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-18 14:32:09,283 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:09,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:09,312 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 48 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:32:09,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:09,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 810 states to 604 states and 810 transitions. [2018-11-18 14:32:09,770 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 810 transitions. [2018-11-18 14:32:09,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-18 14:32:09,771 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:09,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:09,803 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 48 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:32:10,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:10,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 811 states to 605 states and 811 transitions. [2018-11-18 14:32:10,330 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 811 transitions. [2018-11-18 14:32:10,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-18 14:32:10,331 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:10,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:10,364 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 48 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:32:10,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:10,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 813 states to 607 states and 813 transitions. [2018-11-18 14:32:10,609 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 813 transitions. [2018-11-18 14:32:10,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-18 14:32:10,610 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:10,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:10,652 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 14:32:11,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:11,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 817 states to 610 states and 817 transitions. [2018-11-18 14:32:11,009 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 817 transitions. [2018-11-18 14:32:11,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-18 14:32:11,010 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:11,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:11,049 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:32:11,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:11,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 622 states and 833 transitions. [2018-11-18 14:32:11,276 INFO L276 IsEmpty]: Start isEmpty. Operand 622 states and 833 transitions. [2018-11-18 14:32:11,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-18 14:32:11,276 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:11,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:11,310 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:32:11,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:11,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 626 states and 838 transitions. [2018-11-18 14:32:11,512 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 838 transitions. [2018-11-18 14:32:11,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-18 14:32:11,513 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:11,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:11,565 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:32:11,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:11,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 842 states to 630 states and 842 transitions. [2018-11-18 14:32:11,769 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 842 transitions. [2018-11-18 14:32:11,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-18 14:32:11,770 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:11,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:11,805 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:32:12,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:12,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 854 states to 642 states and 854 transitions. [2018-11-18 14:32:12,070 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 854 transitions. [2018-11-18 14:32:12,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-18 14:32:12,071 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:12,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:12,111 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 14:32:12,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:12,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 859 states to 648 states and 859 transitions. [2018-11-18 14:32:12,366 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 859 transitions. [2018-11-18 14:32:12,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-11-18 14:32:12,367 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:12,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:12,386 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 14:32:13,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:13,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 890 states to 672 states and 890 transitions. [2018-11-18 14:32:13,452 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 890 transitions. [2018-11-18 14:32:13,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-18 14:32:13,452 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:13,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:13,494 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 14:32:14,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:14,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 898 states to 676 states and 898 transitions. [2018-11-18 14:32:14,274 INFO L276 IsEmpty]: Start isEmpty. Operand 676 states and 898 transitions. [2018-11-18 14:32:14,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-11-18 14:32:14,275 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:14,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:14,303 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 14:32:14,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:14,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 905 states to 682 states and 905 transitions. [2018-11-18 14:32:14,741 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 905 transitions. [2018-11-18 14:32:14,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-11-18 14:32:14,743 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:14,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:14,802 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:32:15,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:15,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 952 states to 724 states and 952 transitions. [2018-11-18 14:32:15,392 INFO L276 IsEmpty]: Start isEmpty. Operand 724 states and 952 transitions. [2018-11-18 14:32:15,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-18 14:32:15,393 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:15,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:15,468 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 14:32:16,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:16,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 956 states to 727 states and 956 transitions. [2018-11-18 14:32:16,008 INFO L276 IsEmpty]: Start isEmpty. Operand 727 states and 956 transitions. [2018-11-18 14:32:16,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-18 14:32:16,009 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:16,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:16,128 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:32:16,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:16,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 732 states and 963 transitions. [2018-11-18 14:32:16,374 INFO L276 IsEmpty]: Start isEmpty. Operand 732 states and 963 transitions. [2018-11-18 14:32:16,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-18 14:32:16,375 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:16,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:16,404 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 14:32:17,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:17,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 995 states to 759 states and 995 transitions. [2018-11-18 14:32:17,311 INFO L276 IsEmpty]: Start isEmpty. Operand 759 states and 995 transitions. [2018-11-18 14:32:17,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-18 14:32:17,312 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:17,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:17,329 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 14:32:17,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:17,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 999 states to 763 states and 999 transitions. [2018-11-18 14:32:17,543 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states and 999 transitions. [2018-11-18 14:32:17,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-18 14:32:17,544 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:17,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:17,569 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 14:32:17,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:17,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 999 states to 764 states and 999 transitions. [2018-11-18 14:32:17,907 INFO L276 IsEmpty]: Start isEmpty. Operand 764 states and 999 transitions. [2018-11-18 14:32:17,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-18 14:32:17,908 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:17,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:17,981 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 14:32:18,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:18,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1008 states to 769 states and 1008 transitions. [2018-11-18 14:32:18,543 INFO L276 IsEmpty]: Start isEmpty. Operand 769 states and 1008 transitions. [2018-11-18 14:32:18,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-11-18 14:32:18,544 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:18,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:18,578 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 14:32:18,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:18,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1016 states to 776 states and 1016 transitions. [2018-11-18 14:32:18,913 INFO L276 IsEmpty]: Start isEmpty. Operand 776 states and 1016 transitions. [2018-11-18 14:32:18,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-18 14:32:18,914 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:18,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:18,947 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:32:19,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:19,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1035 states to 791 states and 1035 transitions. [2018-11-18 14:32:19,934 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 1035 transitions. [2018-11-18 14:32:19,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-18 14:32:19,935 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:19,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:19,966 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:32:20,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:20,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 795 states and 1039 transitions. [2018-11-18 14:32:20,183 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 1039 transitions. [2018-11-18 14:32:20,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-18 14:32:20,184 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:20,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:20,271 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 14:32:20,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:20,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1044 states to 800 states and 1044 transitions. [2018-11-18 14:32:20,412 INFO L276 IsEmpty]: Start isEmpty. Operand 800 states and 1044 transitions. [2018-11-18 14:32:20,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-18 14:32:20,413 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:20,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:20,447 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:32:20,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:20,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1050 states to 806 states and 1050 transitions. [2018-11-18 14:32:20,684 INFO L276 IsEmpty]: Start isEmpty. Operand 806 states and 1050 transitions. [2018-11-18 14:32:20,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-18 14:32:20,685 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:20,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:20,786 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 78 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 14:32:21,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:21,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1076 states to 826 states and 1076 transitions. [2018-11-18 14:32:21,810 INFO L276 IsEmpty]: Start isEmpty. Operand 826 states and 1076 transitions. [2018-11-18 14:32:21,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-18 14:32:21,811 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:21,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:21,836 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:32:22,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:22,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1093 states to 841 states and 1093 transitions. [2018-11-18 14:32:22,432 INFO L276 IsEmpty]: Start isEmpty. Operand 841 states and 1093 transitions. [2018-11-18 14:32:22,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-18 14:32:22,433 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:22,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:22,457 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:32:22,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:22,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1098 states to 843 states and 1098 transitions. [2018-11-18 14:32:22,703 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 1098 transitions. [2018-11-18 14:32:22,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-18 14:32:22,703 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:22,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:22,726 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:32:23,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:23,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1110 states to 853 states and 1110 transitions. [2018-11-18 14:32:23,341 INFO L276 IsEmpty]: Start isEmpty. Operand 853 states and 1110 transitions. [2018-11-18 14:32:23,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-18 14:32:23,342 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:23,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:23,365 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:32:23,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:23,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1113 states to 854 states and 1113 transitions. [2018-11-18 14:32:23,506 INFO L276 IsEmpty]: Start isEmpty. Operand 854 states and 1113 transitions. [2018-11-18 14:32:23,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-18 14:32:23,507 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:23,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:23,559 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:32:23,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:23,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1117 states to 859 states and 1117 transitions. [2018-11-18 14:32:23,707 INFO L276 IsEmpty]: Start isEmpty. Operand 859 states and 1117 transitions. [2018-11-18 14:32:23,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-18 14:32:23,708 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:23,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:23,732 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:32:23,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:23,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1125 states to 868 states and 1125 transitions. [2018-11-18 14:32:23,881 INFO L276 IsEmpty]: Start isEmpty. Operand 868 states and 1125 transitions. [2018-11-18 14:32:23,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-18 14:32:23,882 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:23,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:23,994 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:32:24,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:24,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1167 states to 907 states and 1167 transitions. [2018-11-18 14:32:24,785 INFO L276 IsEmpty]: Start isEmpty. Operand 907 states and 1167 transitions. [2018-11-18 14:32:24,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-18 14:32:24,786 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:24,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:25,258 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 108 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:32:26,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:26,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1197 states to 929 states and 1197 transitions. [2018-11-18 14:32:26,878 INFO L276 IsEmpty]: Start isEmpty. Operand 929 states and 1197 transitions. [2018-11-18 14:32:26,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-18 14:32:26,879 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:26,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:26,981 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 108 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:32:27,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:27,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1203 states to 935 states and 1203 transitions. [2018-11-18 14:32:27,532 INFO L276 IsEmpty]: Start isEmpty. Operand 935 states and 1203 transitions. [2018-11-18 14:32:27,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-18 14:32:27,533 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:27,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:27,558 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-18 14:32:28,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:28,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1218 states to 951 states and 1218 transitions. [2018-11-18 14:32:28,346 INFO L276 IsEmpty]: Start isEmpty. Operand 951 states and 1218 transitions. [2018-11-18 14:32:28,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-18 14:32:28,347 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:28,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:28,396 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-18 14:32:28,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:28,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1220 states to 952 states and 1220 transitions. [2018-11-18 14:32:28,648 INFO L276 IsEmpty]: Start isEmpty. Operand 952 states and 1220 transitions. [2018-11-18 14:32:28,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-18 14:32:28,649 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:28,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:28,704 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:32:30,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:30,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1269 states to 997 states and 1269 transitions. [2018-11-18 14:32:30,841 INFO L276 IsEmpty]: Start isEmpty. Operand 997 states and 1269 transitions. [2018-11-18 14:32:30,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-11-18 14:32:30,842 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:30,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:30,903 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-11-18 14:32:31,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:31,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1269 states to 998 states and 1269 transitions. [2018-11-18 14:32:31,010 INFO L276 IsEmpty]: Start isEmpty. Operand 998 states and 1269 transitions. [2018-11-18 14:32:31,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-18 14:32:31,011 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:31,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:31,056 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 14:32:31,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:31,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1288 states to 1016 states and 1288 transitions. [2018-11-18 14:32:31,566 INFO L276 IsEmpty]: Start isEmpty. Operand 1016 states and 1288 transitions. [2018-11-18 14:32:31,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-18 14:32:31,567 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:31,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:31,620 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 14:32:31,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:31,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1288 states to 1017 states and 1288 transitions. [2018-11-18 14:32:31,654 INFO L276 IsEmpty]: Start isEmpty. Operand 1017 states and 1288 transitions. [2018-11-18 14:32:31,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-18 14:32:31,655 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:31,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:31,686 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-18 14:32:32,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:32,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1384 states to 1112 states and 1384 transitions. [2018-11-18 14:32:32,860 INFO L276 IsEmpty]: Start isEmpty. Operand 1112 states and 1384 transitions. [2018-11-18 14:32:32,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-18 14:32:32,861 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:32,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:33,428 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 14:32:34,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:34,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1387 states to 1114 states and 1387 transitions. [2018-11-18 14:32:34,291 INFO L276 IsEmpty]: Start isEmpty. Operand 1114 states and 1387 transitions. [2018-11-18 14:32:34,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-18 14:32:34,292 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:34,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:34,406 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 14:32:34,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:34,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1387 states to 1115 states and 1387 transitions. [2018-11-18 14:32:34,444 INFO L276 IsEmpty]: Start isEmpty. Operand 1115 states and 1387 transitions. [2018-11-18 14:32:34,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-18 14:32:34,445 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:34,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:34,477 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-18 14:32:35,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:35,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1409 states to 1133 states and 1409 transitions. [2018-11-18 14:32:35,318 INFO L276 IsEmpty]: Start isEmpty. Operand 1133 states and 1409 transitions. [2018-11-18 14:32:35,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-18 14:32:35,320 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:35,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:35,345 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-18 14:32:35,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:35,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1412 states to 1135 states and 1412 transitions. [2018-11-18 14:32:35,777 INFO L276 IsEmpty]: Start isEmpty. Operand 1135 states and 1412 transitions. [2018-11-18 14:32:35,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-18 14:32:35,778 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:35,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:35,808 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-18 14:32:36,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:36,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1432 states to 1149 states and 1432 transitions. [2018-11-18 14:32:36,998 INFO L276 IsEmpty]: Start isEmpty. Operand 1149 states and 1432 transitions. [2018-11-18 14:32:36,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-18 14:32:36,999 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:37,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:37,024 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-18 14:32:38,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:38,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1453 states to 1165 states and 1453 transitions. [2018-11-18 14:32:38,865 INFO L276 IsEmpty]: Start isEmpty. Operand 1165 states and 1453 transitions. [2018-11-18 14:32:38,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-18 14:32:38,866 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:38,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:38,891 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-18 14:32:39,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:39,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1463 states to 1175 states and 1463 transitions. [2018-11-18 14:32:39,458 INFO L276 IsEmpty]: Start isEmpty. Operand 1175 states and 1463 transitions. [2018-11-18 14:32:39,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-18 14:32:39,459 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:39,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:39,496 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-18 14:32:39,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:39,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1473 states to 1186 states and 1473 transitions. [2018-11-18 14:32:39,961 INFO L276 IsEmpty]: Start isEmpty. Operand 1186 states and 1473 transitions. [2018-11-18 14:32:39,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-18 14:32:39,962 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:39,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:39,987 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-18 14:32:40,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:40,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1473 states to 1187 states and 1473 transitions. [2018-11-18 14:32:40,257 INFO L276 IsEmpty]: Start isEmpty. Operand 1187 states and 1473 transitions. [2018-11-18 14:32:40,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-18 14:32:40,258 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:40,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:40,290 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-18 14:32:40,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:40,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1481 states to 1196 states and 1481 transitions. [2018-11-18 14:32:40,599 INFO L276 IsEmpty]: Start isEmpty. Operand 1196 states and 1481 transitions. [2018-11-18 14:32:40,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-11-18 14:32:40,600 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:40,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:40,627 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 14:32:40,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:40,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1510 states to 1224 states and 1510 transitions. [2018-11-18 14:32:40,957 INFO L276 IsEmpty]: Start isEmpty. Operand 1224 states and 1510 transitions. [2018-11-18 14:32:40,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-11-18 14:32:40,959 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:40,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:40,982 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 14:32:41,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:41,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1510 states to 1225 states and 1510 transitions. [2018-11-18 14:32:41,240 INFO L276 IsEmpty]: Start isEmpty. Operand 1225 states and 1510 transitions. [2018-11-18 14:32:41,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-18 14:32:41,241 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:41,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:41,271 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 14:32:42,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:42,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1522 states to 1235 states and 1522 transitions. [2018-11-18 14:32:42,114 INFO L276 IsEmpty]: Start isEmpty. Operand 1235 states and 1522 transitions. [2018-11-18 14:32:42,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-18 14:32:42,116 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:42,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:42,403 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 14:32:43,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:43,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1537 states to 1246 states and 1537 transitions. [2018-11-18 14:32:43,191 INFO L276 IsEmpty]: Start isEmpty. Operand 1246 states and 1537 transitions. [2018-11-18 14:32:43,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-18 14:32:43,193 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:43,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:43,222 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 116 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 14:32:43,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:43,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1540 states to 1249 states and 1540 transitions. [2018-11-18 14:32:43,254 INFO L276 IsEmpty]: Start isEmpty. Operand 1249 states and 1540 transitions. [2018-11-18 14:32:43,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-11-18 14:32:43,254 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:43,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:43,283 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 153 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 14:32:43,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:43,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1547 states to 1254 states and 1547 transitions. [2018-11-18 14:32:43,829 INFO L276 IsEmpty]: Start isEmpty. Operand 1254 states and 1547 transitions. [2018-11-18 14:32:43,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-11-18 14:32:43,830 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:43,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:43,855 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 153 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 14:32:45,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:45,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1579 states to 1285 states and 1579 transitions. [2018-11-18 14:32:45,415 INFO L276 IsEmpty]: Start isEmpty. Operand 1285 states and 1579 transitions. [2018-11-18 14:32:45,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-11-18 14:32:45,416 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:45,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:45,441 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 153 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 14:32:45,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:45,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1587 states to 1294 states and 1587 transitions. [2018-11-18 14:32:45,617 INFO L276 IsEmpty]: Start isEmpty. Operand 1294 states and 1587 transitions. [2018-11-18 14:32:45,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-18 14:32:45,618 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:45,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:45,649 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 167 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 14:32:46,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:46,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1594 states to 1300 states and 1594 transitions. [2018-11-18 14:32:46,175 INFO L276 IsEmpty]: Start isEmpty. Operand 1300 states and 1594 transitions. [2018-11-18 14:32:46,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-18 14:32:46,176 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:46,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:46,368 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 14:32:47,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:47,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1601 states to 1305 states and 1601 transitions. [2018-11-18 14:32:47,017 INFO L276 IsEmpty]: Start isEmpty. Operand 1305 states and 1601 transitions. [2018-11-18 14:32:47,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-11-18 14:32:47,018 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:47,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:47,044 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 14:32:49,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:49,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1653 states to 1349 states and 1653 transitions. [2018-11-18 14:32:49,462 INFO L276 IsEmpty]: Start isEmpty. Operand 1349 states and 1653 transitions. [2018-11-18 14:32:49,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-18 14:32:49,464 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:49,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:49,587 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 14:32:50,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:50,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1679 states to 1376 states and 1679 transitions. [2018-11-18 14:32:50,536 INFO L276 IsEmpty]: Start isEmpty. Operand 1376 states and 1679 transitions. [2018-11-18 14:32:50,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-11-18 14:32:50,537 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:50,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:50,648 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-11-18 14:32:50,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:50,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1686 states to 1382 states and 1686 transitions. [2018-11-18 14:32:50,923 INFO L276 IsEmpty]: Start isEmpty. Operand 1382 states and 1686 transitions. [2018-11-18 14:32:50,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-18 14:32:50,924 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:50,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:50,976 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 104 proven. 15 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 14:32:52,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:52,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1711 states to 1401 states and 1711 transitions. [2018-11-18 14:32:52,369 INFO L276 IsEmpty]: Start isEmpty. Operand 1401 states and 1711 transitions. [2018-11-18 14:32:52,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-18 14:32:52,370 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:52,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:52,603 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 104 proven. 15 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 14:32:53,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:53,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1729 states to 1418 states and 1729 transitions. [2018-11-18 14:32:53,202 INFO L276 IsEmpty]: Start isEmpty. Operand 1418 states and 1729 transitions. [2018-11-18 14:32:53,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-18 14:32:53,203 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:53,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:53,261 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 104 proven. 15 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 14:32:53,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:53,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1730 states to 1419 states and 1730 transitions. [2018-11-18 14:32:53,563 INFO L276 IsEmpty]: Start isEmpty. Operand 1419 states and 1730 transitions. [2018-11-18 14:32:53,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-18 14:32:53,564 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:53,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:53,619 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 104 proven. 15 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 14:32:54,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:54,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1754 states to 1438 states and 1754 transitions. [2018-11-18 14:32:54,881 INFO L276 IsEmpty]: Start isEmpty. Operand 1438 states and 1754 transitions. [2018-11-18 14:32:54,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-18 14:32:54,882 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:54,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:55,113 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 104 proven. 15 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 14:32:55,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:55,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1772 states to 1454 states and 1772 transitions. [2018-11-18 14:32:55,940 INFO L276 IsEmpty]: Start isEmpty. Operand 1454 states and 1772 transitions. [2018-11-18 14:32:55,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-18 14:32:55,941 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:55,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:56,009 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 104 proven. 15 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 14:32:56,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:56,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1786 states to 1466 states and 1786 transitions. [2018-11-18 14:32:56,643 INFO L276 IsEmpty]: Start isEmpty. Operand 1466 states and 1786 transitions. [2018-11-18 14:32:56,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-18 14:32:56,645 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:56,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:56,703 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 104 proven. 15 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 14:32:57,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:57,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1790 states to 1470 states and 1790 transitions. [2018-11-18 14:32:57,011 INFO L276 IsEmpty]: Start isEmpty. Operand 1470 states and 1790 transitions. [2018-11-18 14:32:57,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-18 14:32:57,012 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:57,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:57,064 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 104 proven. 15 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 14:32:57,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:57,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1794 states to 1474 states and 1794 transitions. [2018-11-18 14:32:57,385 INFO L276 IsEmpty]: Start isEmpty. Operand 1474 states and 1794 transitions. [2018-11-18 14:32:57,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-18 14:32:57,386 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:57,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:57,451 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 104 proven. 15 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 14:32:57,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:57,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1798 states to 1478 states and 1798 transitions. [2018-11-18 14:32:57,778 INFO L276 IsEmpty]: Start isEmpty. Operand 1478 states and 1798 transitions. [2018-11-18 14:32:57,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-11-18 14:32:57,780 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:57,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:57,822 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 137 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-11-18 14:32:59,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:59,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1828 states to 1500 states and 1828 transitions. [2018-11-18 14:32:59,486 INFO L276 IsEmpty]: Start isEmpty. Operand 1500 states and 1828 transitions. [2018-11-18 14:32:59,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-11-18 14:32:59,487 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:59,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:59,516 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 14:33:00,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:33:00,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1855 states to 1527 states and 1855 transitions. [2018-11-18 14:33:00,139 INFO L276 IsEmpty]: Start isEmpty. Operand 1527 states and 1855 transitions. [2018-11-18 14:33:00,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-11-18 14:33:00,141 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:33:00,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:00,172 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 137 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-11-18 14:33:00,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:33:00,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1863 states to 1535 states and 1863 transitions. [2018-11-18 14:33:00,782 INFO L276 IsEmpty]: Start isEmpty. Operand 1535 states and 1863 transitions. [2018-11-18 14:33:00,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-11-18 14:33:00,783 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:33:00,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:00,809 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 14:33:00,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:33:00,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1867 states to 1540 states and 1867 transitions. [2018-11-18 14:33:00,846 INFO L276 IsEmpty]: Start isEmpty. Operand 1540 states and 1867 transitions. [2018-11-18 14:33:00,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-18 14:33:00,847 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:33:00,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:00,945 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 56 proven. 5 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-11-18 14:33:01,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:33:01,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1875 states to 1546 states and 1875 transitions. [2018-11-18 14:33:01,180 INFO L276 IsEmpty]: Start isEmpty. Operand 1546 states and 1875 transitions. [2018-11-18 14:33:01,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-11-18 14:33:01,181 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:33:01,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:01,221 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 109 proven. 20 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 14:33:01,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:33:01,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1882 states to 1553 states and 1882 transitions. [2018-11-18 14:33:01,571 INFO L276 IsEmpty]: Start isEmpty. Operand 1553 states and 1882 transitions. [2018-11-18 14:33:01,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-11-18 14:33:01,572 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:33:01,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:01,608 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 109 proven. 20 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 14:33:02,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:33:02,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1894 states to 1563 states and 1894 transitions. [2018-11-18 14:33:02,291 INFO L276 IsEmpty]: Start isEmpty. Operand 1563 states and 1894 transitions. [2018-11-18 14:33:02,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-11-18 14:33:02,293 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:33:02,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:02,329 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 109 proven. 20 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 14:33:03,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:33:03,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1905 states to 1572 states and 1905 transitions. [2018-11-18 14:33:03,017 INFO L276 IsEmpty]: Start isEmpty. Operand 1572 states and 1905 transitions. [2018-11-18 14:33:03,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-18 14:33:03,019 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:33:03,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:03,137 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 120 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 14:33:05,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:33:05,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1945 states to 1599 states and 1945 transitions. [2018-11-18 14:33:05,214 INFO L276 IsEmpty]: Start isEmpty. Operand 1599 states and 1945 transitions. [2018-11-18 14:33:05,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-18 14:33:05,215 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:33:05,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:05,276 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 120 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 14:33:05,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:33:05,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1949 states to 1603 states and 1949 transitions. [2018-11-18 14:33:05,629 INFO L276 IsEmpty]: Start isEmpty. Operand 1603 states and 1949 transitions. [2018-11-18 14:33:05,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-18 14:33:05,631 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:33:05,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:05,704 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 120 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 14:33:06,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:33:06,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1955 states to 1608 states and 1955 transitions. [2018-11-18 14:33:06,060 INFO L276 IsEmpty]: Start isEmpty. Operand 1608 states and 1955 transitions. [2018-11-18 14:33:06,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-18 14:33:06,062 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:33:06,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:06,130 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 120 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 14:33:06,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:33:06,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1960 states to 1612 states and 1960 transitions. [2018-11-18 14:33:06,513 INFO L276 IsEmpty]: Start isEmpty. Operand 1612 states and 1960 transitions. [2018-11-18 14:33:06,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-18 14:33:06,514 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:33:06,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:06,603 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 120 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 14:33:06,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:33:06,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1970 states to 1622 states and 1970 transitions. [2018-11-18 14:33:06,944 INFO L276 IsEmpty]: Start isEmpty. Operand 1622 states and 1970 transitions. [2018-11-18 14:33:06,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-18 14:33:06,945 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:33:06,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:07,013 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 120 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 14:33:07,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:33:07,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1974 states to 1626 states and 1974 transitions. [2018-11-18 14:33:07,394 INFO L276 IsEmpty]: Start isEmpty. Operand 1626 states and 1974 transitions. [2018-11-18 14:33:07,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-18 14:33:07,395 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:33:07,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:07,472 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 120 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 14:33:07,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:33:07,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1978 states to 1630 states and 1978 transitions. [2018-11-18 14:33:07,837 INFO L276 IsEmpty]: Start isEmpty. Operand 1630 states and 1978 transitions. [2018-11-18 14:33:07,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-18 14:33:07,839 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:33:07,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:07,912 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 120 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 14:33:08,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:33:08,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1984 states to 1634 states and 1984 transitions. [2018-11-18 14:33:08,293 INFO L276 IsEmpty]: Start isEmpty. Operand 1634 states and 1984 transitions. [2018-11-18 14:33:08,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-18 14:33:08,294 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:33:08,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:08,452 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 120 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 14:33:08,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:33:08,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1989 states to 1639 states and 1989 transitions. [2018-11-18 14:33:08,792 INFO L276 IsEmpty]: Start isEmpty. Operand 1639 states and 1989 transitions. [2018-11-18 14:33:08,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-18 14:33:08,793 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:33:08,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:08,863 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 120 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 14:33:09,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:33:09,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1990 states to 1640 states and 1990 transitions. [2018-11-18 14:33:09,240 INFO L276 IsEmpty]: Start isEmpty. Operand 1640 states and 1990 transitions. [2018-11-18 14:33:09,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-18 14:33:09,241 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:33:09,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:09,320 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 120 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 14:33:09,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:33:09,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1994 states to 1644 states and 1994 transitions. [2018-11-18 14:33:09,717 INFO L276 IsEmpty]: Start isEmpty. Operand 1644 states and 1994 transitions. [2018-11-18 14:33:09,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-18 14:33:09,719 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:33:09,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:09,777 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 120 proven. 4 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-18 14:33:09,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:33:09,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2008 states to 1657 states and 2008 transitions. [2018-11-18 14:33:09,863 INFO L276 IsEmpty]: Start isEmpty. Operand 1657 states and 2008 transitions. [2018-11-18 14:33:09,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-11-18 14:33:09,864 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:33:09,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:10,030 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 197 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 14:33:11,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:33:11,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2028 states to 1673 states and 2028 transitions. [2018-11-18 14:33:11,342 INFO L276 IsEmpty]: Start isEmpty. Operand 1673 states and 2028 transitions. [2018-11-18 14:33:11,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-18 14:33:11,343 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:33:11,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:11,375 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-18 14:33:11,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:33:11,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2056 states to 1698 states and 2056 transitions. [2018-11-18 14:33:11,510 INFO L276 IsEmpty]: Start isEmpty. Operand 1698 states and 2056 transitions. [2018-11-18 14:33:11,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-11-18 14:33:11,512 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:33:11,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:11,546 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 132 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 14:33:14,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:33:14,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2092 states to 1721 states and 2092 transitions. [2018-11-18 14:33:14,283 INFO L276 IsEmpty]: Start isEmpty. Operand 1721 states and 2092 transitions. [2018-11-18 14:33:14,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-11-18 14:33:14,285 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:33:14,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:14,323 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 132 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 14:33:15,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:33:15,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2105 states to 1735 states and 2105 transitions. [2018-11-18 14:33:15,676 INFO L276 IsEmpty]: Start isEmpty. Operand 1735 states and 2105 transitions. [2018-11-18 14:33:15,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-11-18 14:33:15,678 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:33:15,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:15,719 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 132 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 14:33:16,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:33:16,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2105 states to 1736 states and 2105 transitions. [2018-11-18 14:33:16,114 INFO L276 IsEmpty]: Start isEmpty. Operand 1736 states and 2105 transitions. [2018-11-18 14:33:16,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-11-18 14:33:16,116 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:33:16,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:16,148 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 155 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 14:33:17,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:33:17,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2151 states to 1778 states and 2151 transitions. [2018-11-18 14:33:17,019 INFO L276 IsEmpty]: Start isEmpty. Operand 1778 states and 2151 transitions. [2018-11-18 14:33:17,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-11-18 14:33:17,021 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:33:17,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:17,061 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 155 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 14:33:17,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:33:17,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2158 states to 1783 states and 2158 transitions. [2018-11-18 14:33:17,648 INFO L276 IsEmpty]: Start isEmpty. Operand 1783 states and 2158 transitions. [2018-11-18 14:33:17,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-18 14:33:17,649 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:33:17,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:17,778 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 125 proven. 5 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 14:33:19,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:33:19,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2199 states to 1809 states and 2199 transitions. [2018-11-18 14:33:19,779 INFO L276 IsEmpty]: Start isEmpty. Operand 1809 states and 2199 transitions. [2018-11-18 14:33:19,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-18 14:33:19,780 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:33:19,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:19,904 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 125 proven. 5 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 14:33:20,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:33:20,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2210 states to 1818 states and 2210 transitions. [2018-11-18 14:33:20,641 INFO L276 IsEmpty]: Start isEmpty. Operand 1818 states and 2210 transitions. [2018-11-18 14:33:20,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-18 14:33:20,642 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:33:20,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:20,891 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 125 proven. 5 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 14:33:21,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:33:21,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2214 states to 1822 states and 2214 transitions. [2018-11-18 14:33:21,331 INFO L276 IsEmpty]: Start isEmpty. Operand 1822 states and 2214 transitions. [2018-11-18 14:33:21,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-18 14:33:21,332 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:33:21,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:21,457 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 125 proven. 5 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 14:33:21,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:33:21,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2220 states to 1827 states and 2220 transitions. [2018-11-18 14:33:21,847 INFO L276 IsEmpty]: Start isEmpty. Operand 1827 states and 2220 transitions. [2018-11-18 14:33:21,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-18 14:33:21,848 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:33:21,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:21,985 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 125 proven. 5 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 14:33:22,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:33:22,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2230 states to 1837 states and 2230 transitions. [2018-11-18 14:33:22,533 INFO L276 IsEmpty]: Start isEmpty. Operand 1837 states and 2230 transitions. [2018-11-18 14:33:22,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-18 14:33:22,535 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:33:22,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:22,667 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 125 proven. 5 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 14:33:23,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:33:23,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2236 states to 1842 states and 2236 transitions. [2018-11-18 14:33:23,482 INFO L276 IsEmpty]: Start isEmpty. Operand 1842 states and 2236 transitions. [2018-11-18 14:33:23,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-18 14:33:23,483 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:33:23,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:23,597 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 125 proven. 5 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 14:33:23,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:33:23,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2240 states to 1846 states and 2240 transitions. [2018-11-18 14:33:23,955 INFO L276 IsEmpty]: Start isEmpty. Operand 1846 states and 2240 transitions. [2018-11-18 14:33:23,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-18 14:33:23,956 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:33:23,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:24,070 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 125 proven. 5 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 14:33:24,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:33:24,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2244 states to 1850 states and 2244 transitions. [2018-11-18 14:33:24,555 INFO L276 IsEmpty]: Start isEmpty. Operand 1850 states and 2244 transitions. [2018-11-18 14:33:24,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-18 14:33:24,556 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:33:24,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:24,670 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 125 proven. 5 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 14:33:25,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:33:25,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2248 states to 1854 states and 2248 transitions. [2018-11-18 14:33:25,114 INFO L276 IsEmpty]: Start isEmpty. Operand 1854 states and 2248 transitions. [2018-11-18 14:33:25,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-11-18 14:33:25,115 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:33:25,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:25,159 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-18 14:33:26,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:33:26,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2267 states to 1867 states and 2267 transitions. [2018-11-18 14:33:26,501 INFO L276 IsEmpty]: Start isEmpty. Operand 1867 states and 2267 transitions. [2018-11-18 14:33:26,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-11-18 14:33:26,503 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:33:26,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:26,553 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-18 14:33:27,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:33:27,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2284 states to 1884 states and 2284 transitions. [2018-11-18 14:33:27,643 INFO L276 IsEmpty]: Start isEmpty. Operand 1884 states and 2284 transitions. [2018-11-18 14:33:27,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-11-18 14:33:27,644 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:33:27,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:27,726 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 167 proven. 5 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 14:33:27,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:33:27,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2289 states to 1889 states and 2289 transitions. [2018-11-18 14:33:27,966 INFO L276 IsEmpty]: Start isEmpty. Operand 1889 states and 2289 transitions. [2018-11-18 14:33:27,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-11-18 14:33:27,967 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:33:27,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:28,008 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 137 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 14:33:28,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:33:28,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2293 states to 1893 states and 2293 transitions. [2018-11-18 14:33:28,065 INFO L276 IsEmpty]: Start isEmpty. Operand 1893 states and 2293 transitions. [2018-11-18 14:33:28,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-11-18 14:33:28,066 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:33:28,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:28,099 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 137 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 14:33:29,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:33:29,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2294 states to 1895 states and 2294 transitions. [2018-11-18 14:33:29,024 INFO L276 IsEmpty]: Start isEmpty. Operand 1895 states and 2294 transitions. [2018-11-18 14:33:29,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-11-18 14:33:29,025 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:33:29,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:29,052 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 170 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 14:33:29,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:33:29,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2300 states to 1901 states and 2300 transitions. [2018-11-18 14:33:29,282 INFO L276 IsEmpty]: Start isEmpty. Operand 1901 states and 2300 transitions. [2018-11-18 14:33:29,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-11-18 14:33:29,284 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:33:29,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:29,326 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-18 14:33:30,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:33:30,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2312 states to 1909 states and 2312 transitions. [2018-11-18 14:33:30,462 INFO L276 IsEmpty]: Start isEmpty. Operand 1909 states and 2312 transitions. [2018-11-18 14:33:30,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-11-18 14:33:30,463 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:33:30,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:30,505 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-18 14:33:30,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:33:30,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2318 states to 1914 states and 2318 transitions. [2018-11-18 14:33:30,996 INFO L276 IsEmpty]: Start isEmpty. Operand 1914 states and 2318 transitions. [2018-11-18 14:33:30,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-11-18 14:33:30,997 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:33:31,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:31,044 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-18 14:33:31,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:33:31,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2319 states to 1915 states and 2319 transitions. [2018-11-18 14:33:31,436 INFO L276 IsEmpty]: Start isEmpty. Operand 1915 states and 2319 transitions. [2018-11-18 14:33:31,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-11-18 14:33:31,437 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:33:31,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:31,477 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 181 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 14:33:32,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:33:32,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2360 states to 1953 states and 2360 transitions. [2018-11-18 14:33:32,018 INFO L276 IsEmpty]: Start isEmpty. Operand 1953 states and 2360 transitions. [2018-11-18 14:33:32,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-11-18 14:33:32,020 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:33:32,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:32,064 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 181 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 14:33:32,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:33:32,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2360 states to 1954 states and 2360 transitions. [2018-11-18 14:33:32,591 INFO L276 IsEmpty]: Start isEmpty. Operand 1954 states and 2360 transitions. [2018-11-18 14:33:32,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-18 14:33:32,592 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:33:32,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:32,626 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 196 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-18 14:33:33,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:33:33,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2405 states to 1994 states and 2405 transitions. [2018-11-18 14:33:33,753 INFO L276 IsEmpty]: Start isEmpty. Operand 1994 states and 2405 transitions. [2018-11-18 14:33:33,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-18 14:33:33,754 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:33:33,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:33,781 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 196 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-18 14:33:33,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:33:33,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2406 states to 1996 states and 2406 transitions. [2018-11-18 14:33:33,989 INFO L276 IsEmpty]: Start isEmpty. Operand 1996 states and 2406 transitions. [2018-11-18 14:33:33,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-18 14:33:33,990 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:33:33,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:34,035 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 196 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-18 14:33:34,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:33:34,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2407 states to 1998 states and 2407 transitions. [2018-11-18 14:33:34,263 INFO L276 IsEmpty]: Start isEmpty. Operand 1998 states and 2407 transitions. [2018-11-18 14:33:34,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-18 14:33:34,264 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:33:34,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:34,345 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 132 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-11-18 14:33:35,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:33:35,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2490 states to 2078 states and 2490 transitions. [2018-11-18 14:33:35,251 INFO L276 IsEmpty]: Start isEmpty. Operand 2078 states and 2490 transitions. [2018-11-18 14:33:35,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-11-18 14:33:35,252 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:33:35,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:35,305 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 166 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-11-18 14:33:35,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:33:35,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2506 states to 2092 states and 2506 transitions. [2018-11-18 14:33:35,759 INFO L276 IsEmpty]: Start isEmpty. Operand 2092 states and 2506 transitions. [2018-11-18 14:33:35,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-11-18 14:33:35,761 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:33:35,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:35,802 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 166 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-11-18 14:33:37,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:33:37,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2517 states to 2103 states and 2517 transitions. [2018-11-18 14:33:37,002 INFO L276 IsEmpty]: Start isEmpty. Operand 2103 states and 2517 transitions. [2018-11-18 14:33:37,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-11-18 14:33:37,003 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:33:37,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:37,036 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 166 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-11-18 14:33:37,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:33:37,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2526 states to 2113 states and 2526 transitions. [2018-11-18 14:33:37,777 INFO L276 IsEmpty]: Start isEmpty. Operand 2113 states and 2526 transitions. [2018-11-18 14:33:37,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-11-18 14:33:37,778 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:33:37,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:39,465 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 198 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-18 14:33:43,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:33:43,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2573 states to 2156 states and 2573 transitions. [2018-11-18 14:33:43,339 INFO L276 IsEmpty]: Start isEmpty. Operand 2156 states and 2573 transitions. [2018-11-18 14:33:43,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-11-18 14:33:43,340 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:33:43,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:43,437 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 198 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-18 14:33:44,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:33:44,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2583 states to 2167 states and 2583 transitions. [2018-11-18 14:33:44,384 INFO L276 IsEmpty]: Start isEmpty. Operand 2167 states and 2583 transitions. [2018-11-18 14:33:44,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-11-18 14:33:44,385 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:33:44,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:44,427 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 214 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-18 14:33:44,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:33:44,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2586 states to 2171 states and 2586 transitions. [2018-11-18 14:33:44,615 INFO L276 IsEmpty]: Start isEmpty. Operand 2171 states and 2586 transitions. [2018-11-18 14:33:44,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-11-18 14:33:44,616 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:33:44,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:44,652 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 177 proven. 1 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-18 14:33:44,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:33:44,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2591 states to 2176 states and 2591 transitions. [2018-11-18 14:33:44,706 INFO L276 IsEmpty]: Start isEmpty. Operand 2176 states and 2591 transitions. [2018-11-18 14:33:44,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-11-18 14:33:44,707 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:33:44,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:44,746 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 177 proven. 1 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-18 14:33:45,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:33:45,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2601 states to 2186 states and 2601 transitions. [2018-11-18 14:33:45,202 INFO L276 IsEmpty]: Start isEmpty. Operand 2186 states and 2601 transitions. [2018-11-18 14:33:45,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-11-18 14:33:45,203 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:33:45,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:45,235 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 185 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-11-18 14:33:45,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:33:45,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2609 states to 2194 states and 2609 transitions. [2018-11-18 14:33:45,626 INFO L276 IsEmpty]: Start isEmpty. Operand 2194 states and 2609 transitions. [2018-11-18 14:33:45,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-11-18 14:33:45,627 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:33:45,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:45,660 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 185 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-11-18 14:33:46,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:33:46,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2617 states to 2202 states and 2617 transitions. [2018-11-18 14:33:46,088 INFO L276 IsEmpty]: Start isEmpty. Operand 2202 states and 2617 transitions. [2018-11-18 14:33:46,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-11-18 14:33:46,090 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:33:46,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:46,123 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 183 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-11-18 14:33:46,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:33:46,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2657 states to 2243 states and 2657 transitions. [2018-11-18 14:33:46,423 INFO L276 IsEmpty]: Start isEmpty. Operand 2243 states and 2657 transitions. [2018-11-18 14:33:46,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-11-18 14:33:46,424 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:33:46,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:46,461 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 189 proven. 1 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-11-18 14:33:47,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:33:47,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2663 states to 2249 states and 2663 transitions. [2018-11-18 14:33:47,309 INFO L276 IsEmpty]: Start isEmpty. Operand 2249 states and 2663 transitions. [2018-11-18 14:33:47,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-11-18 14:33:47,310 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:33:47,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:47,348 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 189 proven. 1 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-11-18 14:33:47,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:33:47,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2675 states to 2261 states and 2675 transitions. [2018-11-18 14:33:47,410 INFO L276 IsEmpty]: Start isEmpty. Operand 2261 states and 2675 transitions. [2018-11-18 14:33:47,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-11-18 14:33:47,411 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:33:47,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:47,448 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 189 proven. 1 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-11-18 14:33:47,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:33:47,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2679 states to 2265 states and 2679 transitions. [2018-11-18 14:33:47,855 INFO L276 IsEmpty]: Start isEmpty. Operand 2265 states and 2679 transitions. [2018-11-18 14:33:47,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-11-18 14:33:47,856 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:33:47,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:48,873 INFO L134 CoverageAnalysis]: Checked inductivity of 284 backedges. 183 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2018-11-18 14:33:52,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:33:52,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2747 states to 2333 states and 2747 transitions. [2018-11-18 14:33:52,143 INFO L276 IsEmpty]: Start isEmpty. Operand 2333 states and 2747 transitions. [2018-11-18 14:33:52,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-11-18 14:33:52,144 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:33:52,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:52,238 INFO L134 CoverageAnalysis]: Checked inductivity of 284 backedges. 183 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2018-11-18 14:33:52,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:33:52,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2747 states to 2334 states and 2747 transitions. [2018-11-18 14:33:52,497 INFO L276 IsEmpty]: Start isEmpty. Operand 2334 states and 2747 transitions. [2018-11-18 14:33:52,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-18 14:33:52,498 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:33:52,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:53,542 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 235 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-18 14:33:56,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:33:56,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2808 states to 2390 states and 2808 transitions. [2018-11-18 14:33:56,144 INFO L276 IsEmpty]: Start isEmpty. Operand 2390 states and 2808 transitions. [2018-11-18 14:33:56,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2018-11-18 14:33:56,146 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:33:56,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:56,218 INFO L134 CoverageAnalysis]: Checked inductivity of 284 backedges. 138 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-11-18 14:33:56,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:33:56,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2808 states to 2391 states and 2808 transitions. [2018-11-18 14:33:56,272 INFO L276 IsEmpty]: Start isEmpty. Operand 2391 states and 2808 transitions. [2018-11-18 14:33:56,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-11-18 14:33:56,274 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:33:56,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:57,446 INFO L134 CoverageAnalysis]: Checked inductivity of 451 backedges. 324 proven. 28 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-11-18 14:33:59,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:33:59,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2836 states to 2412 states and 2836 transitions. [2018-11-18 14:33:59,911 INFO L276 IsEmpty]: Start isEmpty. Operand 2412 states and 2836 transitions. [2018-11-18 14:33:59,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2018-11-18 14:33:59,912 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:33:59,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:34:00,128 INFO L134 CoverageAnalysis]: Checked inductivity of 461 backedges. 362 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-11-18 14:34:00,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:34:00,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2845 states to 2419 states and 2845 transitions. [2018-11-18 14:34:00,933 INFO L276 IsEmpty]: Start isEmpty. Operand 2419 states and 2845 transitions. [2018-11-18 14:34:00,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2018-11-18 14:34:00,934 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:34:00,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:34:01,047 INFO L134 CoverageAnalysis]: Checked inductivity of 367 backedges. 267 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-11-18 14:34:02,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:34:02,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2861 states to 2435 states and 2861 transitions. [2018-11-18 14:34:02,412 INFO L276 IsEmpty]: Start isEmpty. Operand 2435 states and 2861 transitions. [2018-11-18 14:34:02,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2018-11-18 14:34:02,413 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:34:02,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:34:02,538 INFO L134 CoverageAnalysis]: Checked inductivity of 367 backedges. 267 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-11-18 14:34:03,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:34:03,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2902 states to 2476 states and 2902 transitions. [2018-11-18 14:34:03,791 INFO L276 IsEmpty]: Start isEmpty. Operand 2476 states and 2902 transitions. [2018-11-18 14:34:03,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-11-18 14:34:03,792 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:34:03,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:34:03,838 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 221 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2018-11-18 14:34:04,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:34:04,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2904 states to 2477 states and 2904 transitions. [2018-11-18 14:34:04,069 INFO L276 IsEmpty]: Start isEmpty. Operand 2477 states and 2904 transitions. [2018-11-18 14:34:04,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-11-18 14:34:04,070 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:34:04,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:34:04,116 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 221 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2018-11-18 14:34:04,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:34:04,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2909 states to 2483 states and 2909 transitions. [2018-11-18 14:34:04,340 INFO L276 IsEmpty]: Start isEmpty. Operand 2483 states and 2909 transitions. [2018-11-18 14:34:04,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-11-18 14:34:04,342 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:34:04,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:34:04,387 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 221 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2018-11-18 14:34:04,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:34:04,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2913 states to 2487 states and 2913 transitions. [2018-11-18 14:34:04,618 INFO L276 IsEmpty]: Start isEmpty. Operand 2487 states and 2913 transitions. [2018-11-18 14:34:04,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-11-18 14:34:04,619 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:34:04,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:34:04,694 INFO L134 CoverageAnalysis]: Checked inductivity of 486 backedges. 345 proven. 42 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-11-18 14:34:05,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:34:05,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2922 states to 2494 states and 2922 transitions. [2018-11-18 14:34:05,117 INFO L276 IsEmpty]: Start isEmpty. Operand 2494 states and 2922 transitions. [2018-11-18 14:34:05,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-11-18 14:34:05,119 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:34:05,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:34:05,168 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 248 proven. 1 refuted. 0 times theorem prover too weak. 142 trivial. 0 not checked. [2018-11-18 14:34:06,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:34:06,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2941 states to 2509 states and 2941 transitions. [2018-11-18 14:34:06,315 INFO L276 IsEmpty]: Start isEmpty. Operand 2509 states and 2941 transitions. [2018-11-18 14:34:06,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-11-18 14:34:06,316 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:34:06,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:34:06,368 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 248 proven. 1 refuted. 0 times theorem prover too weak. 142 trivial. 0 not checked. [2018-11-18 14:34:06,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:34:06,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2947 states to 2514 states and 2947 transitions. [2018-11-18 14:34:06,893 INFO L276 IsEmpty]: Start isEmpty. Operand 2514 states and 2947 transitions. [2018-11-18 14:34:06,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-11-18 14:34:06,894 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:34:06,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:34:06,944 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 248 proven. 1 refuted. 0 times theorem prover too weak. 142 trivial. 0 not checked. [2018-11-18 14:34:07,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:34:07,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2958 states to 2524 states and 2958 transitions. [2018-11-18 14:34:07,330 INFO L276 IsEmpty]: Start isEmpty. Operand 2524 states and 2958 transitions. [2018-11-18 14:34:07,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-11-18 14:34:07,331 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:34:07,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:34:07,383 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 248 proven. 1 refuted. 0 times theorem prover too weak. 142 trivial. 0 not checked. [2018-11-18 14:34:08,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:34:08,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2976 states to 2541 states and 2976 transitions. [2018-11-18 14:34:08,011 INFO L276 IsEmpty]: Start isEmpty. Operand 2541 states and 2976 transitions. [2018-11-18 14:34:08,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-11-18 14:34:08,013 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:34:08,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:34:08,062 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 248 proven. 1 refuted. 0 times theorem prover too weak. 142 trivial. 0 not checked. [2018-11-18 14:34:09,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:34:09,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2985 states to 2550 states and 2985 transitions. [2018-11-18 14:34:09,066 INFO L276 IsEmpty]: Start isEmpty. Operand 2550 states and 2985 transitions. [2018-11-18 14:34:09,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-11-18 14:34:09,067 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:34:09,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:34:09,116 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 248 proven. 1 refuted. 0 times theorem prover too weak. 142 trivial. 0 not checked. [2018-11-18 14:34:09,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:34:09,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3020 states to 2586 states and 3020 transitions. [2018-11-18 14:34:09,790 INFO L276 IsEmpty]: Start isEmpty. Operand 2586 states and 3020 transitions. [2018-11-18 14:34:09,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-11-18 14:34:09,791 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:34:09,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:34:09,840 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 248 proven. 1 refuted. 0 times theorem prover too weak. 142 trivial. 0 not checked. [2018-11-18 14:34:10,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:34:10,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3048 states to 2612 states and 3048 transitions. [2018-11-18 14:34:10,918 INFO L276 IsEmpty]: Start isEmpty. Operand 2612 states and 3048 transitions. [2018-11-18 14:34:10,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-11-18 14:34:10,919 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:34:10,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:34:11,097 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 248 proven. 1 refuted. 0 times theorem prover too weak. 142 trivial. 0 not checked. [2018-11-18 14:34:11,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:34:11,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3058 states to 2622 states and 3058 transitions. [2018-11-18 14:34:11,551 INFO L276 IsEmpty]: Start isEmpty. Operand 2622 states and 3058 transitions. [2018-11-18 14:34:11,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-11-18 14:34:11,553 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:34:11,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:34:11,602 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 248 proven. 1 refuted. 0 times theorem prover too weak. 142 trivial. 0 not checked. [2018-11-18 14:34:12,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:34:12,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3074 states to 2638 states and 3074 transitions. [2018-11-18 14:34:12,499 INFO L276 IsEmpty]: Start isEmpty. Operand 2638 states and 3074 transitions. [2018-11-18 14:34:12,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-11-18 14:34:12,501 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:34:12,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:34:12,553 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 248 proven. 1 refuted. 0 times theorem prover too weak. 142 trivial. 0 not checked. [2018-11-18 14:34:12,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:34:12,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3078 states to 2643 states and 3078 transitions. [2018-11-18 14:34:12,952 INFO L276 IsEmpty]: Start isEmpty. Operand 2643 states and 3078 transitions. [2018-11-18 14:34:12,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2018-11-18 14:34:12,954 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:34:12,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:34:13,072 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 299 proven. 5 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-18 14:34:13,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:34:13,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3110 states to 2676 states and 3110 transitions. [2018-11-18 14:34:13,351 INFO L276 IsEmpty]: Start isEmpty. Operand 2676 states and 3110 transitions. [2018-11-18 14:34:13,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2018-11-18 14:34:13,352 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:34:13,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:34:14,435 INFO L134 CoverageAnalysis]: Checked inductivity of 417 backedges. 297 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2018-11-18 14:34:18,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:34:18,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3166 states to 2724 states and 3166 transitions. [2018-11-18 14:34:18,732 INFO L276 IsEmpty]: Start isEmpty. Operand 2724 states and 3166 transitions. [2018-11-18 14:34:18,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2018-11-18 14:34:18,734 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:34:18,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:34:18,843 INFO L134 CoverageAnalysis]: Checked inductivity of 417 backedges. 297 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2018-11-18 14:34:20,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:34:20,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3182 states to 2740 states and 3182 transitions. [2018-11-18 14:34:20,300 INFO L276 IsEmpty]: Start isEmpty. Operand 2740 states and 3182 transitions. [2018-11-18 14:34:20,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2018-11-18 14:34:20,301 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:34:20,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:34:20,409 INFO L134 CoverageAnalysis]: Checked inductivity of 417 backedges. 297 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2018-11-18 14:34:22,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:34:22,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3202 states to 2762 states and 3202 transitions. [2018-11-18 14:34:22,246 INFO L276 IsEmpty]: Start isEmpty. Operand 2762 states and 3202 transitions. [2018-11-18 14:34:22,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2018-11-18 14:34:22,248 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:34:22,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:34:22,355 INFO L134 CoverageAnalysis]: Checked inductivity of 417 backedges. 297 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2018-11-18 14:34:22,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:34:22,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3204 states to 2764 states and 3204 transitions. [2018-11-18 14:34:22,778 INFO L276 IsEmpty]: Start isEmpty. Operand 2764 states and 3204 transitions. [2018-11-18 14:34:22,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2018-11-18 14:34:22,780 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:34:22,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:34:22,905 INFO L134 CoverageAnalysis]: Checked inductivity of 417 backedges. 297 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2018-11-18 14:34:23,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:34:23,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3209 states to 2770 states and 3209 transitions. [2018-11-18 14:34:23,537 INFO L276 IsEmpty]: Start isEmpty. Operand 2770 states and 3209 transitions. [2018-11-18 14:34:23,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2018-11-18 14:34:23,539 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:34:23,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:34:23,705 INFO L134 CoverageAnalysis]: Checked inductivity of 489 backedges. 358 proven. 0 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2018-11-18 14:34:24,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:34:24,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3291 states to 2851 states and 3291 transitions. [2018-11-18 14:34:24,489 INFO L276 IsEmpty]: Start isEmpty. Operand 2851 states and 3291 transitions. [2018-11-18 14:34:24,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2018-11-18 14:34:24,490 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:34:24,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:34:25,087 INFO L134 CoverageAnalysis]: Checked inductivity of 540 backedges. 380 proven. 61 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-11-18 14:34:27,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:34:27,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3334 states to 2890 states and 3334 transitions. [2018-11-18 14:34:27,417 INFO L276 IsEmpty]: Start isEmpty. Operand 2890 states and 3334 transitions. [2018-11-18 14:34:27,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2018-11-18 14:34:27,419 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:34:27,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:34:27,544 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 312 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2018-11-18 14:34:30,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:34:30,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3394 states to 2949 states and 3394 transitions. [2018-11-18 14:34:30,508 INFO L276 IsEmpty]: Start isEmpty. Operand 2949 states and 3394 transitions. [2018-11-18 14:34:30,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2018-11-18 14:34:30,510 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:34:30,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:34:30,655 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 312 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2018-11-18 14:34:31,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:34:31,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3401 states to 2957 states and 3401 transitions. [2018-11-18 14:34:31,421 INFO L276 IsEmpty]: Start isEmpty. Operand 2957 states and 3401 transitions. [2018-11-18 14:34:31,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2018-11-18 14:34:31,422 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:34:31,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:34:31,676 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 395 proven. 0 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2018-11-18 14:34:34,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:34:34,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3443 states to 2993 states and 3443 transitions. [2018-11-18 14:34:34,904 INFO L276 IsEmpty]: Start isEmpty. Operand 2993 states and 3443 transitions. [2018-11-18 14:34:34,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2018-11-18 14:34:34,905 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:34:34,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:34:34,992 INFO L134 CoverageAnalysis]: Checked inductivity of 412 backedges. 264 proven. 17 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2018-11-18 14:34:35,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:34:35,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3377 states to 2928 states and 3377 transitions. [2018-11-18 14:34:35,378 INFO L276 IsEmpty]: Start isEmpty. Operand 2928 states and 3377 transitions. [2018-11-18 14:34:35,379 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 14:34:35,379 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 205 iterations. [2018-11-18 14:34:35,386 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-18 14:34:35,538 WARN L180 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 38 [2018-11-18 14:34:35,741 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 15 [2018-11-18 14:34:35,874 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 15 [2018-11-18 14:34:35,981 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 15 [2018-11-18 14:34:36,280 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 15 [2018-11-18 14:34:36,389 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 15 [2018-11-18 14:34:37,120 WARN L180 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 15 [2018-11-18 14:34:37,230 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 15 [2018-11-18 14:34:37,585 WARN L180 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 38 [2018-11-18 14:34:37,823 WARN L180 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 15 [2018-11-18 14:34:38,107 WARN L180 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 15 [2018-11-18 14:34:38,645 WARN L180 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 38 [2018-11-18 14:34:38,815 WARN L180 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 15 [2018-11-18 14:34:39,290 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 15 [2018-11-18 14:34:39,630 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 15 [2018-11-18 14:34:39,771 WARN L180 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 15 [2018-11-18 14:34:39,932 WARN L180 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 15 [2018-11-18 14:34:40,274 WARN L180 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 38 [2018-11-18 14:34:40,502 WARN L180 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 15 [2018-11-18 14:34:40,655 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 15 [2018-11-18 14:34:40,759 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 15 [2018-11-18 14:34:40,910 WARN L180 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 15 [2018-11-18 14:34:41,089 WARN L180 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 38 [2018-11-18 14:34:41,234 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 14:34:41,236 INFO L579 CodeCheckObserver]: Invariant with dag size 15 [2018-11-18 14:34:41,241 INFO L579 CodeCheckObserver]: Invariant with dag size 15 [2018-11-18 14:34:41,242 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 02:34:41 ImpRootNode [2018-11-18 14:34:41,242 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 14:34:41,243 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 14:34:41,243 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 14:34:41,243 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 14:34:41,243 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:31:42" (3/4) ... [2018-11-18 14:34:41,246 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 14:34:41,260 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 111 nodes and edges [2018-11-18 14:34:41,261 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2018-11-18 14:34:41,261 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-18 14:34:41,262 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-18 14:34:41,332 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_386eab62-7eed-40c8-ab1c-fbefddbbc24d/bin-2019/ukojak/witness.graphml [2018-11-18 14:34:41,333 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 14:34:41,333 INFO L168 Benchmark]: Toolchain (without parser) took 182117.32 ms. Allocated memory was 1.0 GB in the beginning and 4.3 GB in the end (delta: 3.2 GB). Free memory was 957.1 MB in the beginning and 2.1 GB in the end (delta: -1.1 GB). Peak memory consumption was 2.1 GB. Max. memory is 11.5 GB. [2018-11-18 14:34:41,334 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 14:34:41,334 INFO L168 Benchmark]: CACSL2BoogieTranslator took 408.45 ms. Allocated memory is still 1.0 GB. Free memory was 957.1 MB in the beginning and 916.7 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 11.5 GB. [2018-11-18 14:34:41,334 INFO L168 Benchmark]: Boogie Procedure Inliner took 170.68 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 98.0 MB). Free memory was 916.7 MB in the beginning and 1.1 GB in the end (delta: -167.2 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. [2018-11-18 14:34:41,334 INFO L168 Benchmark]: Boogie Preprocessor took 70.30 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 11.5 GB. [2018-11-18 14:34:41,335 INFO L168 Benchmark]: RCFGBuilder took 2978.69 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 840.4 MB in the end (delta: 239.7 MB). Peak memory consumption was 239.7 MB. Max. memory is 11.5 GB. [2018-11-18 14:34:41,335 INFO L168 Benchmark]: CodeCheck took 178394.69 ms. Allocated memory was 1.1 GB in the beginning and 4.3 GB in the end (delta: 3.1 GB). Free memory was 840.4 MB in the beginning and 2.2 GB in the end (delta: -1.3 GB). Peak memory consumption was 3.1 GB. Max. memory is 11.5 GB. [2018-11-18 14:34:41,335 INFO L168 Benchmark]: Witness Printer took 90.05 ms. Allocated memory is still 4.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 64.4 MB). Peak memory consumption was 64.4 MB. Max. memory is 11.5 GB. [2018-11-18 14:34:41,339 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 1 procedures, 228 locations, 1 error locations. SAFE Result, 172.4s OverallTime, 205 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: -2134961012 SDtfs, 138609454 SDslu, 103059552 SDs, 0 SdLazy, 2048184136 SolverSat, -452076866 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 988.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 246000 GetRequests, 241779 SyntacticMatches, 2649 SemanticMatches, 1572 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1798435 ImplicationChecksByTransitivity, 147.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.7s SsaConstructionTime, 1.4s SatisfiabilityAnalysisTime, 18.3s InterpolantComputationTime, 37806 NumberOfCodeBlocks, 37806 NumberOfCodeBlocksAsserted, 204 NumberOfCheckSat, 37602 ConstructedInterpolants, 0 QuantifiedInterpolants, 24999524 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 204 InterpolantComputations, 138 PerfectInterpolantSequences, 34177/34847 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: 481]: 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: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: ((!(a11 == 1) || !(a17 == 8)) || a19 == 1) || !(a28 == 11) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((!(a11 == 1) || !(a17 == 8)) || a19 == 1) || !(a28 == 11) * 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 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 408.45 ms. Allocated memory is still 1.0 GB. Free memory was 957.1 MB in the beginning and 916.7 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 170.68 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 98.0 MB). Free memory was 916.7 MB in the beginning and 1.1 GB in the end (delta: -167.2 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 70.30 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2978.69 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 840.4 MB in the end (delta: 239.7 MB). Peak memory consumption was 239.7 MB. Max. memory is 11.5 GB. * CodeCheck took 178394.69 ms. Allocated memory was 1.1 GB in the beginning and 4.3 GB in the end (delta: 3.1 GB). Free memory was 840.4 MB in the beginning and 2.2 GB in the end (delta: -1.3 GB). Peak memory consumption was 3.1 GB. Max. memory is 11.5 GB. * Witness Printer took 90.05 ms. Allocated memory is still 4.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 64.4 MB). Peak memory consumption was 64.4 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...