./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label34_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_a68be47e-0968-4dfb-aea9-dcbe9e66c57d/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a68be47e-0968-4dfb-aea9-dcbe9e66c57d/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a68be47e-0968-4dfb-aea9-dcbe9e66c57d/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a68be47e-0968-4dfb-aea9-dcbe9e66c57d/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label34_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_a68be47e-0968-4dfb-aea9-dcbe9e66c57d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a68be47e-0968-4dfb-aea9-dcbe9e66c57d/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 967c72bd82820b824aa390b27f8a26458e2fde4d ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 10:34:05,737 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 10:34:05,739 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 10:34:05,746 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 10:34:05,746 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 10:34:05,747 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 10:34:05,747 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 10:34:05,749 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 10:34:05,750 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 10:34:05,750 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 10:34:05,751 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 10:34:05,751 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 10:34:05,752 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 10:34:05,753 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 10:34:05,753 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 10:34:05,754 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 10:34:05,754 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 10:34:05,756 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 10:34:05,757 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 10:34:05,758 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 10:34:05,759 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 10:34:05,760 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 10:34:05,761 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 10:34:05,761 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 10:34:05,762 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 10:34:05,762 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 10:34:05,763 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 10:34:05,763 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 10:34:05,764 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 10:34:05,765 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 10:34:05,765 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 10:34:05,765 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 10:34:05,766 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 10:34:05,766 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 10:34:05,766 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 10:34:05,767 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 10:34:05,767 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a68be47e-0968-4dfb-aea9-dcbe9e66c57d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 10:34:05,778 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 10:34:05,778 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 10:34:05,778 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 10:34:05,778 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 10:34:05,779 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 10:34:05,779 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 10:34:05,779 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 10:34:05,779 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 10:34:05,780 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 10:34:05,780 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 10:34:05,780 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 10:34:05,780 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 10:34:05,780 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 10:34:05,780 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 10:34:05,780 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 10:34:05,780 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 10:34:05,780 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 10:34:05,781 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 10:34:05,781 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 10:34:05,781 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 10:34:05,781 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 10:34:05,781 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 10:34:05,781 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 10:34:05,781 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 10:34:05,781 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 10:34:05,782 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 10:34:05,782 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 10:34:05,782 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 10:34:05,782 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_a68be47e-0968-4dfb-aea9-dcbe9e66c57d/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 -> 967c72bd82820b824aa390b27f8a26458e2fde4d [2018-11-10 10:34:05,804 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 10:34:05,812 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 10:34:05,815 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 10:34:05,816 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 10:34:05,816 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 10:34:05,816 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a68be47e-0968-4dfb-aea9-dcbe9e66c57d/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label34_true-unreach-call_false-termination.c [2018-11-10 10:34:05,852 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a68be47e-0968-4dfb-aea9-dcbe9e66c57d/bin-2019/ukojak/data/c103120b0/8904efc0925d4e109ef6949ebab94830/FLAGc8f785766 [2018-11-10 10:34:06,305 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 10:34:06,306 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a68be47e-0968-4dfb-aea9-dcbe9e66c57d/sv-benchmarks/c/eca-rers2012/Problem02_label34_true-unreach-call_false-termination.c [2018-11-10 10:34:06,315 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a68be47e-0968-4dfb-aea9-dcbe9e66c57d/bin-2019/ukojak/data/c103120b0/8904efc0925d4e109ef6949ebab94830/FLAGc8f785766 [2018-11-10 10:34:06,328 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a68be47e-0968-4dfb-aea9-dcbe9e66c57d/bin-2019/ukojak/data/c103120b0/8904efc0925d4e109ef6949ebab94830 [2018-11-10 10:34:06,330 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 10:34:06,331 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 10:34:06,332 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 10:34:06,332 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 10:34:06,334 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 10:34:06,335 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 10:34:06" (1/1) ... [2018-11-10 10:34:06,337 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18da3d15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:34:06, skipping insertion in model container [2018-11-10 10:34:06,337 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 10:34:06" (1/1) ... [2018-11-10 10:34:06,343 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 10:34:06,374 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 10:34:06,579 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 10:34:06,581 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 10:34:06,643 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 10:34:06,656 INFO L193 MainTranslator]: Completed translation [2018-11-10 10:34:06,657 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:34:06 WrapperNode [2018-11-10 10:34:06,657 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 10:34:06,657 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 10:34:06,658 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 10:34:06,658 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 10:34:06,665 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:34:06" (1/1) ... [2018-11-10 10:34:06,677 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:34:06" (1/1) ... [2018-11-10 10:34:06,774 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 10:34:06,775 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 10:34:06,775 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 10:34:06,775 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 10:34:06,783 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:34:06" (1/1) ... [2018-11-10 10:34:06,783 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:34:06" (1/1) ... [2018-11-10 10:34:06,786 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:34:06" (1/1) ... [2018-11-10 10:34:06,787 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:34:06" (1/1) ... [2018-11-10 10:34:06,799 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:34:06" (1/1) ... [2018-11-10 10:34:06,807 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:34:06" (1/1) ... [2018-11-10 10:34:06,810 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:34:06" (1/1) ... [2018-11-10 10:34:06,813 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 10:34:06,814 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 10:34:06,814 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 10:34:06,814 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 10:34:06,815 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:34:06" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a68be47e-0968-4dfb-aea9-dcbe9e66c57d/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 10:34:06,868 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-10 10:34:06,868 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 10:34:06,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 10:34:08,443 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 10:34:08,444 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 10:34:08 BoogieIcfgContainer [2018-11-10 10:34:08,444 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 10:34:08,445 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 10:34:08,445 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 10:34:08,454 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 10:34:08,454 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 10:34:08" (1/1) ... [2018-11-10 10:34:08,461 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 10:34:08,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:08,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 86 states and 164 transitions. [2018-11-10 10:34:08,484 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 164 transitions. [2018-11-10 10:34:08,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-10 10:34:08,487 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:08,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:08,750 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:34:09,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:09,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 165 states and 253 transitions. [2018-11-10 10:34:09,159 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 253 transitions. [2018-11-10 10:34:09,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-10 10:34:09,161 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:09,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:09,262 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:34:09,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:09,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 244 states and 344 transitions. [2018-11-10 10:34:09,686 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 344 transitions. [2018-11-10 10:34:09,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-10 10:34:09,688 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:09,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:09,777 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:34:09,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:09,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 249 states and 351 transitions. [2018-11-10 10:34:09,913 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 351 transitions. [2018-11-10 10:34:09,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-10 10:34:09,915 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:09,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:09,941 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:34:10,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:10,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 259 states and 363 transitions. [2018-11-10 10:34:10,053 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 363 transitions. [2018-11-10 10:34:10,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-10 10:34:10,059 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:10,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:10,082 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:34:10,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:10,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 264 states and 368 transitions. [2018-11-10 10:34:10,110 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 368 transitions. [2018-11-10 10:34:10,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-10 10:34:10,111 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:10,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:10,134 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-10 10:34:10,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:10,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 275 states and 383 transitions. [2018-11-10 10:34:10,308 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 383 transitions. [2018-11-10 10:34:10,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-10 10:34:10,312 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:10,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:10,337 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-10 10:34:10,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:10,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 278 states and 386 transitions. [2018-11-10 10:34:10,371 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 386 transitions. [2018-11-10 10:34:10,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-10 10:34:10,372 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:10,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:10,406 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:34:10,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:10,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 293 states and 407 transitions. [2018-11-10 10:34:10,641 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 407 transitions. [2018-11-10 10:34:10,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-10 10:34:10,642 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:10,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:10,673 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 10:34:10,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:10,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 298 states and 413 transitions. [2018-11-10 10:34:10,779 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 413 transitions. [2018-11-10 10:34:10,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-10 10:34:10,780 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:10,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:10,820 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-10 10:34:10,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:10,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 300 states and 416 transitions. [2018-11-10 10:34:10,877 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 416 transitions. [2018-11-10 10:34:10,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-10 10:34:10,878 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:10,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:10,908 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:34:10,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:10,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 307 states and 423 transitions. [2018-11-10 10:34:10,952 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 423 transitions. [2018-11-10 10:34:10,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-10 10:34:10,953 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:10,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:10,998 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:34:11,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:11,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 317 states and 437 transitions. [2018-11-10 10:34:11,273 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 437 transitions. [2018-11-10 10:34:11,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-10 10:34:11,274 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:11,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:11,298 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 10:34:11,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:11,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 318 states and 437 transitions. [2018-11-10 10:34:11,351 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 437 transitions. [2018-11-10 10:34:11,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-10 10:34:11,352 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:11,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:11,377 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-10 10:34:11,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:11,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 325 states and 444 transitions. [2018-11-10 10:34:11,422 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 444 transitions. [2018-11-10 10:34:11,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-10 10:34:11,424 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:11,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:11,449 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:34:11,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:11,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 331 states and 450 transitions. [2018-11-10 10:34:11,483 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 450 transitions. [2018-11-10 10:34:11,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-10 10:34:11,484 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:11,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:11,556 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:34:11,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:11,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 351 states and 472 transitions. [2018-11-10 10:34:11,892 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 472 transitions. [2018-11-10 10:34:11,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-10 10:34:11,893 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:11,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:11,945 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 10:34:12,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:12,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 370 states and 494 transitions. [2018-11-10 10:34:12,100 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 494 transitions. [2018-11-10 10:34:12,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-10 10:34:12,101 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:12,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:12,179 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-10 10:34:13,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:13,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 480 states and 618 transitions. [2018-11-10 10:34:13,051 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 618 transitions. [2018-11-10 10:34:13,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-10 10:34:13,052 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:13,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:13,098 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:34:13,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:13,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 487 states and 625 transitions. [2018-11-10 10:34:13,137 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 625 transitions. [2018-11-10 10:34:13,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-11-10 10:34:13,138 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:13,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:13,164 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:34:13,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:13,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 509 states and 650 transitions. [2018-11-10 10:34:13,383 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 650 transitions. [2018-11-10 10:34:13,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-11-10 10:34:13,384 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:13,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:13,432 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-10 10:34:14,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:14,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698 states to 548 states and 698 transitions. [2018-11-10 10:34:14,068 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 698 transitions. [2018-11-10 10:34:14,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-10 10:34:14,069 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:14,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:14,090 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 10:34:14,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:14,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718 states to 565 states and 718 transitions. [2018-11-10 10:34:14,416 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 718 transitions. [2018-11-10 10:34:14,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-10 10:34:14,418 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:14,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:14,438 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 10:34:14,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:14,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 733 states to 580 states and 733 transitions. [2018-11-10 10:34:14,562 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 733 transitions. [2018-11-10 10:34:14,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-10 10:34:14,563 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:14,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:14,583 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-10 10:34:14,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:14,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 603 states and 760 transitions. [2018-11-10 10:34:14,906 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 760 transitions. [2018-11-10 10:34:14,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-10 10:34:14,907 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:14,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:14,928 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 10:34:15,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:15,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 626 states and 796 transitions. [2018-11-10 10:34:15,307 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 796 transitions. [2018-11-10 10:34:15,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-10 10:34:15,308 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:15,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:15,353 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 10:34:15,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:15,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 799 states to 627 states and 799 transitions. [2018-11-10 10:34:15,483 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 799 transitions. [2018-11-10 10:34:15,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-10 10:34:15,484 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:15,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:15,512 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 10:34:15,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:15,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 799 states to 628 states and 799 transitions. [2018-11-10 10:34:15,687 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 799 transitions. [2018-11-10 10:34:15,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-10 10:34:15,688 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:15,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:15,721 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:34:15,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:16,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 834 states to 661 states and 834 transitions. [2018-11-10 10:34:16,000 INFO L276 IsEmpty]: Start isEmpty. Operand 661 states and 834 transitions. [2018-11-10 10:34:16,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-10 10:34:16,001 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:16,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:16,020 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-10 10:34:16,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:16,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 844 states to 669 states and 844 transitions. [2018-11-10 10:34:16,395 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 844 transitions. [2018-11-10 10:34:16,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-10 10:34:16,396 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:16,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:16,415 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 10:34:16,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:16,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 852 states to 678 states and 852 transitions. [2018-11-10 10:34:16,496 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 852 transitions. [2018-11-10 10:34:16,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-10 10:34:16,497 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:16,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:16,516 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-10 10:34:16,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:16,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 874 states to 700 states and 874 transitions. [2018-11-10 10:34:16,665 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 874 transitions. [2018-11-10 10:34:16,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-11-10 10:34:16,666 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:16,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:16,687 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:34:17,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:17,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 753 states and 936 transitions. [2018-11-10 10:34:17,605 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 936 transitions. [2018-11-10 10:34:17,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-10 10:34:17,606 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:17,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:17,713 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 10:34:18,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:18,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 977 states to 785 states and 977 transitions. [2018-11-10 10:34:18,227 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 977 transitions. [2018-11-10 10:34:18,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-10 10:34:18,228 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:18,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:18,302 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 10:34:18,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:18,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 978 states to 786 states and 978 transitions. [2018-11-10 10:34:18,438 INFO L276 IsEmpty]: Start isEmpty. Operand 786 states and 978 transitions. [2018-11-10 10:34:18,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-10 10:34:18,439 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:18,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:18,502 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 10:34:18,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:18,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 978 states to 787 states and 978 transitions. [2018-11-10 10:34:18,709 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 978 transitions. [2018-11-10 10:34:18,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-11-10 10:34:18,710 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:18,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:18,739 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-10 10:34:19,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:19,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 996 states to 805 states and 996 transitions. [2018-11-10 10:34:19,170 INFO L276 IsEmpty]: Start isEmpty. Operand 805 states and 996 transitions. [2018-11-10 10:34:19,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-10 10:34:19,170 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:19,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:19,209 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:34:19,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:19,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1017 states to 822 states and 1017 transitions. [2018-11-10 10:34:19,634 INFO L276 IsEmpty]: Start isEmpty. Operand 822 states and 1017 transitions. [2018-11-10 10:34:19,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-10 10:34:19,635 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:19,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:19,673 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:34:19,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:19,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1031 states to 837 states and 1031 transitions. [2018-11-10 10:34:19,738 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states and 1031 transitions. [2018-11-10 10:34:19,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-10 10:34:19,739 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:19,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:19,769 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:34:20,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:20,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1049 states to 850 states and 1049 transitions. [2018-11-10 10:34:20,143 INFO L276 IsEmpty]: Start isEmpty. Operand 850 states and 1049 transitions. [2018-11-10 10:34:20,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-10 10:34:20,144 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:20,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:20,431 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 80 proven. 3 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-10 10:34:22,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:22,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1102 states to 892 states and 1102 transitions. [2018-11-10 10:34:22,032 INFO L276 IsEmpty]: Start isEmpty. Operand 892 states and 1102 transitions. [2018-11-10 10:34:22,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-10 10:34:22,033 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:22,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:22,060 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 80 proven. 3 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-10 10:34:22,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:22,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 907 states and 1116 transitions. [2018-11-10 10:34:22,268 INFO L276 IsEmpty]: Start isEmpty. Operand 907 states and 1116 transitions. [2018-11-10 10:34:22,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-10 10:34:22,269 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:22,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:22,349 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 10:34:22,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:22,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1140 states to 928 states and 1140 transitions. [2018-11-10 10:34:22,904 INFO L276 IsEmpty]: Start isEmpty. Operand 928 states and 1140 transitions. [2018-11-10 10:34:22,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-10 10:34:22,905 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:22,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:22,955 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 10:34:23,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:23,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1140 states to 929 states and 1140 transitions. [2018-11-10 10:34:23,098 INFO L276 IsEmpty]: Start isEmpty. Operand 929 states and 1140 transitions. [2018-11-10 10:34:23,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-10 10:34:23,098 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:23,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:23,131 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 10:34:23,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:23,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1148 states to 938 states and 1148 transitions. [2018-11-10 10:34:23,240 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 1148 transitions. [2018-11-10 10:34:23,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-10 10:34:23,241 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:23,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:23,313 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 10:34:23,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:23,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1156 states to 947 states and 1156 transitions. [2018-11-10 10:34:23,512 INFO L276 IsEmpty]: Start isEmpty. Operand 947 states and 1156 transitions. [2018-11-10 10:34:23,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-10 10:34:23,513 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:23,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:23,539 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-10 10:34:23,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:23,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1161 states to 951 states and 1161 transitions. [2018-11-10 10:34:23,724 INFO L276 IsEmpty]: Start isEmpty. Operand 951 states and 1161 transitions. [2018-11-10 10:34:23,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-10 10:34:23,725 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:23,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:23,753 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-10 10:34:23,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:23,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1166 states to 957 states and 1166 transitions. [2018-11-10 10:34:23,977 INFO L276 IsEmpty]: Start isEmpty. Operand 957 states and 1166 transitions. [2018-11-10 10:34:23,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-10 10:34:23,978 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:23,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:24,280 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:34:26,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:26,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1243 states to 1024 states and 1243 transitions. [2018-11-10 10:34:26,795 INFO L276 IsEmpty]: Start isEmpty. Operand 1024 states and 1243 transitions. [2018-11-10 10:34:26,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-10 10:34:26,797 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:26,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:26,814 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-10 10:34:27,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:27,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1252 states to 1029 states and 1252 transitions. [2018-11-10 10:34:27,069 INFO L276 IsEmpty]: Start isEmpty. Operand 1029 states and 1252 transitions. [2018-11-10 10:34:27,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-10 10:34:27,071 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:27,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:27,315 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:34:30,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:30,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1322 states to 1092 states and 1322 transitions. [2018-11-10 10:34:30,935 INFO L276 IsEmpty]: Start isEmpty. Operand 1092 states and 1322 transitions. [2018-11-10 10:34:30,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-10 10:34:30,936 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:30,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:30,969 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 10:34:31,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:31,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1349 states to 1115 states and 1349 transitions. [2018-11-10 10:34:31,527 INFO L276 IsEmpty]: Start isEmpty. Operand 1115 states and 1349 transitions. [2018-11-10 10:34:31,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-10 10:34:31,528 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:31,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:31,555 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 10:34:31,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:31,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1357 states to 1125 states and 1357 transitions. [2018-11-10 10:34:31,912 INFO L276 IsEmpty]: Start isEmpty. Operand 1125 states and 1357 transitions. [2018-11-10 10:34:31,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-10 10:34:31,913 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:31,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:31,935 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 10:34:32,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:32,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1365 states to 1134 states and 1365 transitions. [2018-11-10 10:34:32,140 INFO L276 IsEmpty]: Start isEmpty. Operand 1134 states and 1365 transitions. [2018-11-10 10:34:32,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-10 10:34:32,140 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:32,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:32,346 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 81 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:34:34,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:34,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1405 states to 1169 states and 1405 transitions. [2018-11-10 10:34:34,172 INFO L276 IsEmpty]: Start isEmpty. Operand 1169 states and 1405 transitions. [2018-11-10 10:34:34,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-10 10:34:34,174 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:34,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:34,251 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 81 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:34:34,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:34,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1419 states to 1184 states and 1419 transitions. [2018-11-10 10:34:34,531 INFO L276 IsEmpty]: Start isEmpty. Operand 1184 states and 1419 transitions. [2018-11-10 10:34:34,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-10 10:34:34,533 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:34,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:34,556 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-10 10:34:34,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:34,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1419 states to 1185 states and 1419 transitions. [2018-11-10 10:34:34,758 INFO L276 IsEmpty]: Start isEmpty. Operand 1185 states and 1419 transitions. [2018-11-10 10:34:34,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-10 10:34:34,759 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:34,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:34,778 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-10 10:34:34,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:34,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1422 states to 1188 states and 1422 transitions. [2018-11-10 10:34:34,998 INFO L276 IsEmpty]: Start isEmpty. Operand 1188 states and 1422 transitions. [2018-11-10 10:34:34,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-10 10:34:34,999 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:35,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:35,128 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:34:37,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:37,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1476 states to 1235 states and 1476 transitions. [2018-11-10 10:34:37,429 INFO L276 IsEmpty]: Start isEmpty. Operand 1235 states and 1476 transitions. [2018-11-10 10:34:37,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-10 10:34:37,430 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:37,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:37,451 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 102 proven. 1 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-10 10:34:37,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:37,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1497 states to 1254 states and 1497 transitions. [2018-11-10 10:34:37,685 INFO L276 IsEmpty]: Start isEmpty. Operand 1254 states and 1497 transitions. [2018-11-10 10:34:37,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-10 10:34:37,686 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:37,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:37,720 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:34:38,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:38,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1503 states to 1259 states and 1503 transitions. [2018-11-10 10:34:38,053 INFO L276 IsEmpty]: Start isEmpty. Operand 1259 states and 1503 transitions. [2018-11-10 10:34:38,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-11-10 10:34:38,054 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:38,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:38,096 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-10 10:34:38,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:38,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1509 states to 1262 states and 1509 transitions. [2018-11-10 10:34:38,164 INFO L276 IsEmpty]: Start isEmpty. Operand 1262 states and 1509 transitions. [2018-11-10 10:34:38,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-11-10 10:34:38,165 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:38,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:38,210 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 10:34:38,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:38,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1519 states to 1269 states and 1519 transitions. [2018-11-10 10:34:38,261 INFO L276 IsEmpty]: Start isEmpty. Operand 1269 states and 1519 transitions. [2018-11-10 10:34:38,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-10 10:34:38,262 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:38,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:38,306 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-10 10:34:38,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:38,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1525 states to 1274 states and 1525 transitions. [2018-11-10 10:34:38,347 INFO L276 IsEmpty]: Start isEmpty. Operand 1274 states and 1525 transitions. [2018-11-10 10:34:38,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-10 10:34:38,348 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:38,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:38,374 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-10 10:34:40,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:40,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1571 states to 1313 states and 1571 transitions. [2018-11-10 10:34:40,077 INFO L276 IsEmpty]: Start isEmpty. Operand 1313 states and 1571 transitions. [2018-11-10 10:34:40,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-10 10:34:40,079 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:40,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:40,146 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:34:40,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:40,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1582 states to 1321 states and 1582 transitions. [2018-11-10 10:34:40,591 INFO L276 IsEmpty]: Start isEmpty. Operand 1321 states and 1582 transitions. [2018-11-10 10:34:40,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-10 10:34:40,592 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:40,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:40,617 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:34:40,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:40,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1586 states to 1326 states and 1586 transitions. [2018-11-10 10:34:40,638 INFO L276 IsEmpty]: Start isEmpty. Operand 1326 states and 1586 transitions. [2018-11-10 10:34:40,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-10 10:34:40,639 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:40,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:40,663 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:34:40,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:40,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1597 states to 1337 states and 1597 transitions. [2018-11-10 10:34:40,844 INFO L276 IsEmpty]: Start isEmpty. Operand 1337 states and 1597 transitions. [2018-11-10 10:34:40,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-10 10:34:40,844 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:40,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:41,298 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-10 10:34:43,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:43,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1634 states to 1373 states and 1634 transitions. [2018-11-10 10:34:43,971 INFO L276 IsEmpty]: Start isEmpty. Operand 1373 states and 1634 transitions. [2018-11-10 10:34:43,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-10 10:34:43,972 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:43,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:44,002 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 10:34:44,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:44,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1668 states to 1404 states and 1668 transitions. [2018-11-10 10:34:44,884 INFO L276 IsEmpty]: Start isEmpty. Operand 1404 states and 1668 transitions. [2018-11-10 10:34:44,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-10 10:34:44,885 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:44,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:44,920 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-10 10:34:45,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:45,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1691 states to 1427 states and 1691 transitions. [2018-11-10 10:34:45,214 INFO L276 IsEmpty]: Start isEmpty. Operand 1427 states and 1691 transitions. [2018-11-10 10:34:45,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-10 10:34:45,215 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:45,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:45,241 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-10 10:34:45,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:45,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1710 states to 1442 states and 1710 transitions. [2018-11-10 10:34:45,600 INFO L276 IsEmpty]: Start isEmpty. Operand 1442 states and 1710 transitions. [2018-11-10 10:34:45,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-10 10:34:45,601 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:45,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:46,193 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 10:34:50,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:50,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1778 states to 1510 states and 1778 transitions. [2018-11-10 10:34:50,029 INFO L276 IsEmpty]: Start isEmpty. Operand 1510 states and 1778 transitions. [2018-11-10 10:34:50,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-10 10:34:50,031 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:50,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:50,106 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 10:34:51,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:51,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1813 states to 1546 states and 1813 transitions. [2018-11-10 10:34:51,564 INFO L276 IsEmpty]: Start isEmpty. Operand 1546 states and 1813 transitions. [2018-11-10 10:34:51,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-10 10:34:51,565 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:51,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:51,618 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 125 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 10:34:52,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:52,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1833 states to 1562 states and 1833 transitions. [2018-11-10 10:34:52,135 INFO L276 IsEmpty]: Start isEmpty. Operand 1562 states and 1833 transitions. [2018-11-10 10:34:52,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-11-10 10:34:52,136 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:52,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:52,169 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-10 10:34:52,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:52,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1919 states to 1642 states and 1919 transitions. [2018-11-10 10:34:52,866 INFO L276 IsEmpty]: Start isEmpty. Operand 1642 states and 1919 transitions. [2018-11-10 10:34:52,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-10 10:34:52,867 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:52,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:52,934 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-11-10 10:34:54,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:54,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1963 states to 1670 states and 1963 transitions. [2018-11-10 10:34:54,480 INFO L276 IsEmpty]: Start isEmpty. Operand 1670 states and 1963 transitions. [2018-11-10 10:34:54,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-10 10:34:54,481 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:54,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:54,522 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-11-10 10:34:56,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:56,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1989 states to 1694 states and 1989 transitions. [2018-11-10 10:34:56,513 INFO L276 IsEmpty]: Start isEmpty. Operand 1694 states and 1989 transitions. [2018-11-10 10:34:56,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-10 10:34:56,514 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:56,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:56,556 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-11-10 10:34:57,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:57,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2008 states to 1710 states and 2008 transitions. [2018-11-10 10:34:57,155 INFO L276 IsEmpty]: Start isEmpty. Operand 1710 states and 2008 transitions. [2018-11-10 10:34:57,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-10 10:34:57,156 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:57,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:57,198 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-11-10 10:34:57,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:57,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2012 states to 1713 states and 2012 transitions. [2018-11-10 10:34:57,507 INFO L276 IsEmpty]: Start isEmpty. Operand 1713 states and 2012 transitions. [2018-11-10 10:34:57,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-10 10:34:57,508 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:57,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:57,553 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-11-10 10:34:57,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:57,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2025 states to 1727 states and 2025 transitions. [2018-11-10 10:34:57,746 INFO L276 IsEmpty]: Start isEmpty. Operand 1727 states and 2025 transitions. [2018-11-10 10:34:57,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-10 10:34:57,747 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:57,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:57,789 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-11-10 10:34:58,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:58,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2027 states to 1730 states and 2027 transitions. [2018-11-10 10:34:58,065 INFO L276 IsEmpty]: Start isEmpty. Operand 1730 states and 2027 transitions. [2018-11-10 10:34:58,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-10 10:34:58,066 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:58,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:58,108 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-11-10 10:34:58,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:58,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2039 states to 1743 states and 2039 transitions. [2018-11-10 10:34:58,588 INFO L276 IsEmpty]: Start isEmpty. Operand 1743 states and 2039 transitions. [2018-11-10 10:34:58,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-10 10:34:58,589 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:58,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:58,645 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-11-10 10:34:58,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:34:58,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2051 states to 1756 states and 2051 transitions. [2018-11-10 10:34:58,816 INFO L276 IsEmpty]: Start isEmpty. Operand 1756 states and 2051 transitions. [2018-11-10 10:34:58,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-10 10:34:58,817 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:34:58,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:34:59,505 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-10 10:35:01,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:35:01,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2152 states to 1856 states and 2152 transitions. [2018-11-10 10:35:01,792 INFO L276 IsEmpty]: Start isEmpty. Operand 1856 states and 2152 transitions. [2018-11-10 10:35:01,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-10 10:35:01,793 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:35:01,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:35:01,850 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-11-10 10:35:02,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:35:02,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2167 states to 1872 states and 2167 transitions. [2018-11-10 10:35:02,296 INFO L276 IsEmpty]: Start isEmpty. Operand 1872 states and 2167 transitions. [2018-11-10 10:35:02,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-10 10:35:02,298 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:35:02,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:35:02,425 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-11-10 10:35:04,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:35:04,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2243 states to 1947 states and 2243 transitions. [2018-11-10 10:35:04,363 INFO L276 IsEmpty]: Start isEmpty. Operand 1947 states and 2243 transitions. [2018-11-10 10:35:04,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-11-10 10:35:04,364 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:35:04,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:35:04,401 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 118 proven. 1 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-10 10:35:04,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:35:04,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2306 states to 2009 states and 2306 transitions. [2018-11-10 10:35:04,796 INFO L276 IsEmpty]: Start isEmpty. Operand 2009 states and 2306 transitions. [2018-11-10 10:35:04,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-11-10 10:35:04,797 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:35:04,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:35:04,832 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 118 proven. 1 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-10 10:35:04,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:35:04,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2311 states to 2015 states and 2311 transitions. [2018-11-10 10:35:04,970 INFO L276 IsEmpty]: Start isEmpty. Operand 2015 states and 2311 transitions. [2018-11-10 10:35:04,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-11-10 10:35:04,972 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:35:04,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:35:05,059 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-10 10:35:06,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:35:06,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2338 states to 2040 states and 2338 transitions. [2018-11-10 10:35:06,440 INFO L276 IsEmpty]: Start isEmpty. Operand 2040 states and 2338 transitions. [2018-11-10 10:35:06,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-11-10 10:35:06,441 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:35:06,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:35:06,528 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-10 10:35:07,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:35:07,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2362 states to 2064 states and 2362 transitions. [2018-11-10 10:35:07,248 INFO L276 IsEmpty]: Start isEmpty. Operand 2064 states and 2362 transitions. [2018-11-10 10:35:07,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-11-10 10:35:07,249 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:35:07,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:35:07,338 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-10 10:35:07,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:35:07,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2377 states to 2080 states and 2377 transitions. [2018-11-10 10:35:07,916 INFO L276 IsEmpty]: Start isEmpty. Operand 2080 states and 2377 transitions. [2018-11-10 10:35:07,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-11-10 10:35:07,917 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:35:07,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:35:08,687 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 170 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 10:35:11,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:35:11,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2473 states to 2173 states and 2473 transitions. [2018-11-10 10:35:11,731 INFO L276 IsEmpty]: Start isEmpty. Operand 2173 states and 2473 transitions. [2018-11-10 10:35:11,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-11-10 10:35:11,732 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:35:11,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:35:11,780 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 132 proven. 4 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-10 10:35:12,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:35:12,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2533 states to 2230 states and 2533 transitions. [2018-11-10 10:35:12,386 INFO L276 IsEmpty]: Start isEmpty. Operand 2230 states and 2533 transitions. [2018-11-10 10:35:12,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-11-10 10:35:12,387 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:35:12,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:35:13,181 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-10 10:35:18,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:35:18,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2611 states to 2305 states and 2611 transitions. [2018-11-10 10:35:18,727 INFO L276 IsEmpty]: Start isEmpty. Operand 2305 states and 2611 transitions. [2018-11-10 10:35:18,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-11-10 10:35:18,728 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:35:18,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:35:18,827 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-10 10:35:19,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:35:19,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2632 states to 2325 states and 2632 transitions. [2018-11-10 10:35:19,708 INFO L276 IsEmpty]: Start isEmpty. Operand 2325 states and 2632 transitions. [2018-11-10 10:35:19,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-11-10 10:35:19,709 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:35:19,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:35:19,808 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-10 10:35:22,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:35:22,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2666 states to 2359 states and 2666 transitions. [2018-11-10 10:35:22,810 INFO L276 IsEmpty]: Start isEmpty. Operand 2359 states and 2666 transitions. [2018-11-10 10:35:22,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-11-10 10:35:22,812 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:35:22,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:35:22,917 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-10 10:35:23,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:35:23,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2673 states to 2367 states and 2673 transitions. [2018-11-10 10:35:23,426 INFO L276 IsEmpty]: Start isEmpty. Operand 2367 states and 2673 transitions. [2018-11-10 10:35:23,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-11-10 10:35:23,428 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:35:23,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:35:23,542 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-10 10:35:26,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:35:26,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2708 states to 2403 states and 2708 transitions. [2018-11-10 10:35:26,327 INFO L276 IsEmpty]: Start isEmpty. Operand 2403 states and 2708 transitions. [2018-11-10 10:35:26,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-11-10 10:35:26,328 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:35:26,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:35:26,433 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-10 10:35:27,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:35:27,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2722 states to 2418 states and 2722 transitions. [2018-11-10 10:35:27,193 INFO L276 IsEmpty]: Start isEmpty. Operand 2418 states and 2722 transitions. [2018-11-10 10:35:27,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-11-10 10:35:27,196 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:35:27,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:35:27,278 INFO L134 CoverageAnalysis]: Checked inductivity of 237 backedges. 207 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-10 10:35:27,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:35:27,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2731 states to 2423 states and 2731 transitions. [2018-11-10 10:35:27,595 INFO L276 IsEmpty]: Start isEmpty. Operand 2423 states and 2731 transitions. [2018-11-10 10:35:27,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-11-10 10:35:27,597 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:35:27,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:35:27,878 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 195 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-10 10:35:29,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:35:29,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2792 states to 2468 states and 2792 transitions. [2018-11-10 10:35:29,909 INFO L276 IsEmpty]: Start isEmpty. Operand 2468 states and 2792 transitions. [2018-11-10 10:35:29,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-11-10 10:35:29,911 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:35:29,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:35:30,107 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 195 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-10 10:35:31,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:35:31,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2809 states to 2486 states and 2809 transitions. [2018-11-10 10:35:31,482 INFO L276 IsEmpty]: Start isEmpty. Operand 2486 states and 2809 transitions. [2018-11-10 10:35:31,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-11-10 10:35:31,484 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:35:31,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:35:31,649 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 195 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-10 10:35:32,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:35:32,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2835 states to 2511 states and 2835 transitions. [2018-11-10 10:35:32,770 INFO L276 IsEmpty]: Start isEmpty. Operand 2511 states and 2835 transitions. [2018-11-10 10:35:32,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-11-10 10:35:32,771 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:35:32,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:35:32,926 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 195 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-10 10:35:33,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:35:33,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2851 states to 2525 states and 2851 transitions. [2018-11-10 10:35:33,306 INFO L276 IsEmpty]: Start isEmpty. Operand 2525 states and 2851 transitions. [2018-11-10 10:35:33,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-11-10 10:35:33,307 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:35:33,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:35:33,368 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 200 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-10 10:35:36,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:35:36,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2939 states to 2595 states and 2939 transitions. [2018-11-10 10:35:36,642 INFO L276 IsEmpty]: Start isEmpty. Operand 2595 states and 2939 transitions. [2018-11-10 10:35:36,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-11-10 10:35:36,643 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:35:36,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:35:36,711 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 200 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-10 10:35:38,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:35:38,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2964 states to 2621 states and 2964 transitions. [2018-11-10 10:35:38,029 INFO L276 IsEmpty]: Start isEmpty. Operand 2621 states and 2964 transitions. [2018-11-10 10:35:38,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-11-10 10:35:38,030 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:35:38,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:35:38,088 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 200 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-10 10:35:38,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:35:38,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2972 states to 2631 states and 2972 transitions. [2018-11-10 10:35:38,792 INFO L276 IsEmpty]: Start isEmpty. Operand 2631 states and 2972 transitions. [2018-11-10 10:35:38,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-11-10 10:35:38,793 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:35:38,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:35:38,896 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 200 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-10 10:35:39,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:35:39,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2985 states to 2645 states and 2985 transitions. [2018-11-10 10:35:39,327 INFO L276 IsEmpty]: Start isEmpty. Operand 2645 states and 2985 transitions. [2018-11-10 10:35:39,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-11-10 10:35:39,328 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:35:39,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:35:39,394 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 200 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-10 10:35:39,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:35:39,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2998 states to 2658 states and 2998 transitions. [2018-11-10 10:35:39,835 INFO L276 IsEmpty]: Start isEmpty. Operand 2658 states and 2998 transitions. [2018-11-10 10:35:39,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-11-10 10:35:39,836 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:35:39,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:35:39,893 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 200 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-10 10:35:40,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:35:40,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3000 states to 2661 states and 3000 transitions. [2018-11-10 10:35:40,267 INFO L276 IsEmpty]: Start isEmpty. Operand 2661 states and 3000 transitions. [2018-11-10 10:35:40,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-11-10 10:35:40,269 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:35:40,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:35:40,305 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 153 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-11-10 10:35:40,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:35:40,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3027 states to 2688 states and 3027 transitions. [2018-11-10 10:35:40,392 INFO L276 IsEmpty]: Start isEmpty. Operand 2688 states and 3027 transitions. [2018-11-10 10:35:40,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-11-10 10:35:40,393 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:35:40,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:35:40,424 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 216 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-11-10 10:35:42,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:35:42,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3073 states to 2725 states and 3073 transitions. [2018-11-10 10:35:42,013 INFO L276 IsEmpty]: Start isEmpty. Operand 2725 states and 3073 transitions. [2018-11-10 10:35:42,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-11-10 10:35:42,014 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:35:42,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:35:42,056 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 216 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-11-10 10:35:43,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:35:43,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3108 states to 2758 states and 3108 transitions. [2018-11-10 10:35:43,092 INFO L276 IsEmpty]: Start isEmpty. Operand 2758 states and 3108 transitions. [2018-11-10 10:35:43,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-11-10 10:35:43,094 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:35:43,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:35:43,127 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 216 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-11-10 10:35:43,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:35:43,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3123 states to 2772 states and 3123 transitions. [2018-11-10 10:35:43,500 INFO L276 IsEmpty]: Start isEmpty. Operand 2772 states and 3123 transitions. [2018-11-10 10:35:43,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-11-10 10:35:43,502 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:35:43,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:35:43,567 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 203 proven. 5 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-11-10 10:35:44,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:35:44,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3156 states to 2800 states and 3156 transitions. [2018-11-10 10:35:44,641 INFO L276 IsEmpty]: Start isEmpty. Operand 2800 states and 3156 transitions. [2018-11-10 10:35:44,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-11-10 10:35:44,642 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:35:44,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:35:44,718 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 203 proven. 5 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-11-10 10:35:45,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:35:45,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3180 states to 2821 states and 3180 transitions. [2018-11-10 10:35:45,816 INFO L276 IsEmpty]: Start isEmpty. Operand 2821 states and 3180 transitions. [2018-11-10 10:35:45,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-11-10 10:35:45,818 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:35:45,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:35:45,879 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 203 proven. 5 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-11-10 10:35:47,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:35:47,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3206 states to 2844 states and 3206 transitions. [2018-11-10 10:35:47,032 INFO L276 IsEmpty]: Start isEmpty. Operand 2844 states and 3206 transitions. [2018-11-10 10:35:47,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-11-10 10:35:47,033 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:35:47,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:35:47,180 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 203 proven. 5 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-11-10 10:35:47,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:35:47,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3209 states to 2847 states and 3209 transitions. [2018-11-10 10:35:47,555 INFO L276 IsEmpty]: Start isEmpty. Operand 2847 states and 3209 transitions. [2018-11-10 10:35:47,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-11-10 10:35:47,557 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:35:47,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:35:47,617 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 203 proven. 5 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-11-10 10:35:47,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:35:47,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3221 states to 2860 states and 3221 transitions. [2018-11-10 10:35:47,989 INFO L276 IsEmpty]: Start isEmpty. Operand 2860 states and 3221 transitions. [2018-11-10 10:35:47,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-11-10 10:35:47,990 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:35:48,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:35:48,061 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 203 proven. 5 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-11-10 10:35:48,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:35:48,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3234 states to 2874 states and 3234 transitions. [2018-11-10 10:35:48,519 INFO L276 IsEmpty]: Start isEmpty. Operand 2874 states and 3234 transitions. [2018-11-10 10:35:48,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-11-10 10:35:48,521 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:35:48,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:35:48,753 INFO L134 CoverageAnalysis]: Checked inductivity of 299 backedges. 214 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2018-11-10 10:35:49,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:35:49,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3241 states to 2880 states and 3241 transitions. [2018-11-10 10:35:49,482 INFO L276 IsEmpty]: Start isEmpty. Operand 2880 states and 3241 transitions. [2018-11-10 10:35:49,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-11-10 10:35:49,484 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:35:49,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:35:49,518 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 186 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-11-10 10:35:49,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:35:49,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3244 states to 2881 states and 3244 transitions. [2018-11-10 10:35:49,775 INFO L276 IsEmpty]: Start isEmpty. Operand 2881 states and 3244 transitions. [2018-11-10 10:35:49,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-11-10 10:35:49,776 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:35:49,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:35:49,811 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 186 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-11-10 10:35:50,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:35:50,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3256 states to 2894 states and 3256 transitions. [2018-11-10 10:35:50,221 INFO L276 IsEmpty]: Start isEmpty. Operand 2894 states and 3256 transitions. [2018-11-10 10:35:50,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-11-10 10:35:50,223 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:35:50,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:35:50,257 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 186 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-11-10 10:35:50,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:35:50,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3270 states to 2908 states and 3270 transitions. [2018-11-10 10:35:50,666 INFO L276 IsEmpty]: Start isEmpty. Operand 2908 states and 3270 transitions. [2018-11-10 10:35:50,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-11-10 10:35:50,668 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:35:50,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:35:50,883 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 226 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2018-11-10 10:35:51,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:35:51,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3274 states to 2911 states and 3274 transitions. [2018-11-10 10:35:51,158 INFO L276 IsEmpty]: Start isEmpty. Operand 2911 states and 3274 transitions. [2018-11-10 10:35:51,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-11-10 10:35:51,160 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:35:51,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:35:51,210 INFO L134 CoverageAnalysis]: Checked inductivity of 267 backedges. 154 proven. 1 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2018-11-10 10:35:51,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:35:51,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3284 states to 2918 states and 3284 transitions. [2018-11-10 10:35:51,851 INFO L276 IsEmpty]: Start isEmpty. Operand 2918 states and 3284 transitions. [2018-11-10 10:35:51,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-11-10 10:35:51,853 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:35:51,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:35:51,920 INFO L134 CoverageAnalysis]: Checked inductivity of 267 backedges. 154 proven. 1 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2018-11-10 10:35:51,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:35:51,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3287 states to 2922 states and 3287 transitions. [2018-11-10 10:35:51,992 INFO L276 IsEmpty]: Start isEmpty. Operand 2922 states and 3287 transitions. [2018-11-10 10:35:51,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-11-10 10:35:51,994 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:35:52,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:35:52,057 INFO L134 CoverageAnalysis]: Checked inductivity of 267 backedges. 154 proven. 1 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2018-11-10 10:35:52,205 WARN L179 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 23 DAG size of output: 21 [2018-11-10 10:35:52,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:35:52,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3301 states to 2936 states and 3301 transitions. [2018-11-10 10:35:52,575 INFO L276 IsEmpty]: Start isEmpty. Operand 2936 states and 3301 transitions. [2018-11-10 10:35:52,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-11-10 10:35:52,576 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:35:52,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:35:52,630 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-11-10 10:35:53,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:35:53,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3306 states to 2941 states and 3306 transitions. [2018-11-10 10:35:53,165 INFO L276 IsEmpty]: Start isEmpty. Operand 2941 states and 3306 transitions. [2018-11-10 10:35:53,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-11-10 10:35:53,167 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:35:53,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:35:53,217 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 225 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2018-11-10 10:35:53,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:35:53,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3308 states to 2943 states and 3308 transitions. [2018-11-10 10:35:53,510 INFO L276 IsEmpty]: Start isEmpty. Operand 2943 states and 3308 transitions. [2018-11-10 10:35:53,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-11-10 10:35:53,512 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:35:53,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:35:53,561 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 181 proven. 15 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2018-11-10 10:35:53,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:35:53,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3315 states to 2951 states and 3315 transitions. [2018-11-10 10:35:53,891 INFO L276 IsEmpty]: Start isEmpty. Operand 2951 states and 3315 transitions. [2018-11-10 10:35:53,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-10 10:35:53,893 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:35:53,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:35:53,950 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 262 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-11-10 10:35:54,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:35:54,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3334 states to 2963 states and 3334 transitions. [2018-11-10 10:35:54,582 INFO L276 IsEmpty]: Start isEmpty. Operand 2963 states and 3334 transitions. [2018-11-10 10:35:54,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2018-11-10 10:35:54,583 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:35:54,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:35:54,662 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2018-11-10 10:35:54,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:35:54,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3334 states to 2964 states and 3334 transitions. [2018-11-10 10:35:54,896 INFO L276 IsEmpty]: Start isEmpty. Operand 2964 states and 3334 transitions. [2018-11-10 10:35:54,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-11-10 10:35:54,897 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:35:54,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:35:54,959 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 217 proven. 5 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2018-11-10 10:35:55,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:35:55,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3359 states to 2988 states and 3359 transitions. [2018-11-10 10:35:55,332 INFO L276 IsEmpty]: Start isEmpty. Operand 2988 states and 3359 transitions. [2018-11-10 10:35:55,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-11-10 10:35:55,333 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:35:55,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:35:55,568 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 294 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-10 10:35:56,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:35:56,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3384 states to 3010 states and 3384 transitions. [2018-11-10 10:35:56,839 INFO L276 IsEmpty]: Start isEmpty. Operand 3010 states and 3384 transitions. [2018-11-10 10:35:56,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2018-11-10 10:35:56,840 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:35:56,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:35:56,890 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 213 proven. 2 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-11-10 10:35:57,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:35:57,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3384 states to 3011 states and 3384 transitions. [2018-11-10 10:35:57,075 INFO L276 IsEmpty]: Start isEmpty. Operand 3011 states and 3384 transitions. [2018-11-10 10:35:57,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2018-11-10 10:35:57,077 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:35:57,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:35:57,142 INFO L134 CoverageAnalysis]: Checked inductivity of 284 backedges. 172 proven. 5 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2018-11-10 10:35:57,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:35:57,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3392 states to 3017 states and 3392 transitions. [2018-11-10 10:35:57,681 INFO L276 IsEmpty]: Start isEmpty. Operand 3017 states and 3392 transitions. [2018-11-10 10:35:57,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-11-10 10:35:57,683 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:35:57,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:35:57,751 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 291 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2018-11-10 10:35:58,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:35:58,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3397 states to 3022 states and 3397 transitions. [2018-11-10 10:35:58,127 INFO L276 IsEmpty]: Start isEmpty. Operand 3022 states and 3397 transitions. [2018-11-10 10:35:58,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-11-10 10:35:58,129 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:35:58,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:35:58,179 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 291 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2018-11-10 10:35:58,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:35:58,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3402 states to 3026 states and 3402 transitions. [2018-11-10 10:35:58,561 INFO L276 IsEmpty]: Start isEmpty. Operand 3026 states and 3402 transitions. [2018-11-10 10:35:58,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-11-10 10:35:58,563 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:35:58,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:35:59,984 INFO L134 CoverageAnalysis]: Checked inductivity of 426 backedges. 312 proven. 61 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-10 10:36:03,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:36:03,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3465 states to 3072 states and 3465 transitions. [2018-11-10 10:36:03,827 INFO L276 IsEmpty]: Start isEmpty. Operand 3072 states and 3465 transitions. [2018-11-10 10:36:03,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-11-10 10:36:03,829 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:36:03,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:36:04,217 INFO L134 CoverageAnalysis]: Checked inductivity of 426 backedges. 312 proven. 61 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-10 10:36:05,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:36:05,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3483 states to 3088 states and 3483 transitions. [2018-11-10 10:36:05,421 INFO L276 IsEmpty]: Start isEmpty. Operand 3088 states and 3483 transitions. [2018-11-10 10:36:05,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-11-10 10:36:05,422 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:36:05,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:36:05,701 INFO L134 CoverageAnalysis]: Checked inductivity of 426 backedges. 312 proven. 61 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-10 10:36:06,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:36:06,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3491 states to 3097 states and 3491 transitions. [2018-11-10 10:36:06,139 INFO L276 IsEmpty]: Start isEmpty. Operand 3097 states and 3491 transitions. [2018-11-10 10:36:06,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-11-10 10:36:06,141 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:36:06,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:36:06,428 INFO L134 CoverageAnalysis]: Checked inductivity of 426 backedges. 312 proven. 61 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-10 10:36:06,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:36:06,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3502 states to 3106 states and 3502 transitions. [2018-11-10 10:36:06,926 INFO L276 IsEmpty]: Start isEmpty. Operand 3106 states and 3502 transitions. [2018-11-10 10:36:06,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-11-10 10:36:06,928 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:36:06,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:36:06,994 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 250 trivial. 0 not checked. [2018-11-10 10:36:07,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:36:07,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3523 states to 3128 states and 3523 transitions. [2018-11-10 10:36:07,383 INFO L276 IsEmpty]: Start isEmpty. Operand 3128 states and 3523 transitions. [2018-11-10 10:36:07,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2018-11-10 10:36:07,385 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:36:07,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:36:07,484 INFO L134 CoverageAnalysis]: Checked inductivity of 403 backedges. 309 proven. 5 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-11-10 10:36:08,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:36:08,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3552 states to 3153 states and 3552 transitions. [2018-11-10 10:36:08,535 INFO L276 IsEmpty]: Start isEmpty. Operand 3153 states and 3552 transitions. [2018-11-10 10:36:08,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2018-11-10 10:36:08,537 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:36:08,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:36:08,642 INFO L134 CoverageAnalysis]: Checked inductivity of 403 backedges. 309 proven. 5 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-11-10 10:36:09,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:36:09,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3570 states to 3171 states and 3570 transitions. [2018-11-10 10:36:09,513 INFO L276 IsEmpty]: Start isEmpty. Operand 3171 states and 3570 transitions. [2018-11-10 10:36:09,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2018-11-10 10:36:09,515 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:36:09,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:36:09,652 INFO L134 CoverageAnalysis]: Checked inductivity of 403 backedges. 309 proven. 5 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-11-10 10:36:10,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:36:10,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3575 states to 3176 states and 3575 transitions. [2018-11-10 10:36:10,174 INFO L276 IsEmpty]: Start isEmpty. Operand 3176 states and 3575 transitions. [2018-11-10 10:36:10,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2018-11-10 10:36:10,175 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:36:10,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:36:10,291 INFO L134 CoverageAnalysis]: Checked inductivity of 403 backedges. 309 proven. 5 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-11-10 10:36:10,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:36:10,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3577 states to 3179 states and 3577 transitions. [2018-11-10 10:36:10,725 INFO L276 IsEmpty]: Start isEmpty. Operand 3179 states and 3577 transitions. [2018-11-10 10:36:10,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2018-11-10 10:36:10,726 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:36:10,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:36:10,845 INFO L134 CoverageAnalysis]: Checked inductivity of 403 backedges. 309 proven. 5 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-11-10 10:36:11,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:36:11,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3590 states to 3193 states and 3590 transitions. [2018-11-10 10:36:11,310 INFO L276 IsEmpty]: Start isEmpty. Operand 3193 states and 3590 transitions. [2018-11-10 10:36:11,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-11-10 10:36:11,312 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:36:11,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:36:11,386 INFO L134 CoverageAnalysis]: Checked inductivity of 412 backedges. 320 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-11-10 10:36:11,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:36:11,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3627 states to 3232 states and 3627 transitions. [2018-11-10 10:36:11,837 INFO L276 IsEmpty]: Start isEmpty. Operand 3232 states and 3627 transitions. [2018-11-10 10:36:11,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2018-11-10 10:36:11,838 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:36:11,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:36:11,904 INFO L134 CoverageAnalysis]: Checked inductivity of 369 backedges. 242 proven. 26 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2018-11-10 10:36:11,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:36:12,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3627 states to 3233 states and 3627 transitions. [2018-11-10 10:36:12,000 INFO L276 IsEmpty]: Start isEmpty. Operand 3233 states and 3627 transitions. [2018-11-10 10:36:12,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2018-11-10 10:36:12,002 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:36:12,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:36:12,338 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 407 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-10 10:36:17,016 WARN L179 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 38 [2018-11-10 10:36:17,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:36:17,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3680 states to 3276 states and 3680 transitions. [2018-11-10 10:36:17,034 INFO L276 IsEmpty]: Start isEmpty. Operand 3276 states and 3680 transitions. [2018-11-10 10:36:17,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2018-11-10 10:36:17,036 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:36:17,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:36:17,101 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 407 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-10 10:36:18,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:36:18,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3696 states to 3292 states and 3696 transitions. [2018-11-10 10:36:18,270 INFO L276 IsEmpty]: Start isEmpty. Operand 3292 states and 3696 transitions. [2018-11-10 10:36:18,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-11-10 10:36:18,272 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:36:18,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:36:18,326 INFO L134 CoverageAnalysis]: Checked inductivity of 467 backedges. 381 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-11-10 10:36:19,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:36:19,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3715 states to 3307 states and 3715 transitions. [2018-11-10 10:36:19,235 INFO L276 IsEmpty]: Start isEmpty. Operand 3307 states and 3715 transitions. [2018-11-10 10:36:19,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-11-10 10:36:19,238 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:36:19,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:36:19,310 INFO L134 CoverageAnalysis]: Checked inductivity of 467 backedges. 381 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-11-10 10:36:19,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:36:19,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3727 states to 3320 states and 3727 transitions. [2018-11-10 10:36:19,643 INFO L276 IsEmpty]: Start isEmpty. Operand 3320 states and 3727 transitions. [2018-11-10 10:36:19,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2018-11-10 10:36:19,645 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:36:19,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:36:19,745 INFO L134 CoverageAnalysis]: Checked inductivity of 397 backedges. 212 proven. 8 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2018-11-10 10:36:20,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:36:20,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3756 states to 3350 states and 3756 transitions. [2018-11-10 10:36:20,509 INFO L276 IsEmpty]: Start isEmpty. Operand 3350 states and 3756 transitions. [2018-11-10 10:36:20,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2018-11-10 10:36:20,510 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:36:20,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:36:20,570 INFO L134 CoverageAnalysis]: Checked inductivity of 472 backedges. 301 proven. 0 refuted. 0 times theorem prover too weak. 171 trivial. 0 not checked. [2018-11-10 10:36:21,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:36:21,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3786 states to 3379 states and 3786 transitions. [2018-11-10 10:36:21,941 INFO L276 IsEmpty]: Start isEmpty. Operand 3379 states and 3786 transitions. [2018-11-10 10:36:21,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2018-11-10 10:36:21,943 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:36:21,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:36:22,002 INFO L134 CoverageAnalysis]: Checked inductivity of 472 backedges. 301 proven. 0 refuted. 0 times theorem prover too weak. 171 trivial. 0 not checked. [2018-11-10 10:36:22,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:36:22,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3798 states to 3392 states and 3798 transitions. [2018-11-10 10:36:22,477 INFO L276 IsEmpty]: Start isEmpty. Operand 3392 states and 3798 transitions. [2018-11-10 10:36:22,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2018-11-10 10:36:22,479 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:36:22,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:36:22,572 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 431 trivial. 0 not checked. [2018-11-10 10:36:23,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:36:23,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3815 states to 3409 states and 3815 transitions. [2018-11-10 10:36:23,304 INFO L276 IsEmpty]: Start isEmpty. Operand 3409 states and 3815 transitions. [2018-11-10 10:36:23,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-11-10 10:36:23,306 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:36:23,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:36:23,384 INFO L134 CoverageAnalysis]: Checked inductivity of 475 backedges. 390 proven. 5 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-11-10 10:36:25,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:36:25,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3840 states to 3431 states and 3840 transitions. [2018-11-10 10:36:25,040 INFO L276 IsEmpty]: Start isEmpty. Operand 3431 states and 3840 transitions. [2018-11-10 10:36:25,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-11-10 10:36:25,042 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:36:25,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:36:25,128 INFO L134 CoverageAnalysis]: Checked inductivity of 475 backedges. 390 proven. 5 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-11-10 10:36:27,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:36:27,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3870 states to 3460 states and 3870 transitions. [2018-11-10 10:36:27,535 INFO L276 IsEmpty]: Start isEmpty. Operand 3460 states and 3870 transitions. [2018-11-10 10:36:27,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-11-10 10:36:27,537 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:36:27,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:36:27,616 INFO L134 CoverageAnalysis]: Checked inductivity of 475 backedges. 390 proven. 5 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-11-10 10:36:27,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:36:27,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3887 states to 3478 states and 3887 transitions. [2018-11-10 10:36:27,932 INFO L276 IsEmpty]: Start isEmpty. Operand 3478 states and 3887 transitions. [2018-11-10 10:36:27,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-11-10 10:36:27,934 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:36:27,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:36:28,009 INFO L134 CoverageAnalysis]: Checked inductivity of 475 backedges. 390 proven. 5 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-11-10 10:36:29,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:36:29,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3895 states to 3485 states and 3895 transitions. [2018-11-10 10:36:29,099 INFO L276 IsEmpty]: Start isEmpty. Operand 3485 states and 3895 transitions. [2018-11-10 10:36:29,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-11-10 10:36:29,101 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:36:29,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:36:29,195 INFO L134 CoverageAnalysis]: Checked inductivity of 475 backedges. 390 proven. 5 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-11-10 10:36:29,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:36:29,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3897 states to 3487 states and 3897 transitions. [2018-11-10 10:36:29,785 INFO L276 IsEmpty]: Start isEmpty. Operand 3487 states and 3897 transitions. [2018-11-10 10:36:29,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-11-10 10:36:29,787 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:36:29,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:36:29,866 INFO L134 CoverageAnalysis]: Checked inductivity of 475 backedges. 390 proven. 5 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-11-10 10:36:32,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:36:32,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3915 states to 3505 states and 3915 transitions. [2018-11-10 10:36:32,090 INFO L276 IsEmpty]: Start isEmpty. Operand 3505 states and 3915 transitions. [2018-11-10 10:36:32,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-11-10 10:36:32,092 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:36:32,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:36:32,176 INFO L134 CoverageAnalysis]: Checked inductivity of 475 backedges. 390 proven. 5 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-11-10 10:36:32,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:36:32,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3918 states to 3508 states and 3918 transitions. [2018-11-10 10:36:32,706 INFO L276 IsEmpty]: Start isEmpty. Operand 3508 states and 3918 transitions. [2018-11-10 10:36:32,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-11-10 10:36:32,708 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:36:32,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:36:32,765 INFO L134 CoverageAnalysis]: Checked inductivity of 489 backedges. 406 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-10 10:36:33,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:36:33,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3960 states to 3546 states and 3960 transitions. [2018-11-10 10:36:33,808 INFO L276 IsEmpty]: Start isEmpty. Operand 3546 states and 3960 transitions. [2018-11-10 10:36:33,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2018-11-10 10:36:33,811 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:36:33,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:36:33,902 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 411 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-10 10:36:34,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:36:34,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3968 states to 3551 states and 3968 transitions. [2018-11-10 10:36:34,430 INFO L276 IsEmpty]: Start isEmpty. Operand 3551 states and 3968 transitions. [2018-11-10 10:36:34,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2018-11-10 10:36:34,433 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:36:34,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:36:34,527 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 411 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-10 10:36:37,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:36:37,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4038 states to 3617 states and 4038 transitions. [2018-11-10 10:36:37,794 INFO L276 IsEmpty]: Start isEmpty. Operand 3617 states and 4038 transitions. [2018-11-10 10:36:37,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2018-11-10 10:36:37,796 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:36:37,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:36:37,881 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 411 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-10 10:36:38,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:36:38,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4051 states to 3631 states and 4051 transitions. [2018-11-10 10:36:38,539 INFO L276 IsEmpty]: Start isEmpty. Operand 3631 states and 4051 transitions. [2018-11-10 10:36:38,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2018-11-10 10:36:38,541 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:36:38,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:36:38,636 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 411 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-10 10:36:39,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:36:39,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4067 states to 3647 states and 4067 transitions. [2018-11-10 10:36:39,574 INFO L276 IsEmpty]: Start isEmpty. Operand 3647 states and 4067 transitions. [2018-11-10 10:36:39,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-11-10 10:36:39,576 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:36:39,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:36:40,288 INFO L134 CoverageAnalysis]: Checked inductivity of 599 backedges. 386 proven. 42 refuted. 0 times theorem prover too weak. 171 trivial. 0 not checked. [2018-11-10 10:36:42,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:36:42,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4090 states to 3666 states and 4090 transitions. [2018-11-10 10:36:42,779 INFO L276 IsEmpty]: Start isEmpty. Operand 3666 states and 4090 transitions. [2018-11-10 10:36:42,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2018-11-10 10:36:42,780 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:36:42,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:36:42,861 INFO L134 CoverageAnalysis]: Checked inductivity of 497 backedges. 414 proven. 5 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-11-10 10:36:43,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:36:43,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4163 states to 3739 states and 4163 transitions. [2018-11-10 10:36:43,465 INFO L276 IsEmpty]: Start isEmpty. Operand 3739 states and 4163 transitions. [2018-11-10 10:36:43,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2018-11-10 10:36:43,467 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:36:43,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:36:43,550 INFO L134 CoverageAnalysis]: Checked inductivity of 497 backedges. 414 proven. 5 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-11-10 10:36:44,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:36:44,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4183 states to 3758 states and 4183 transitions. [2018-11-10 10:36:44,740 INFO L276 IsEmpty]: Start isEmpty. Operand 3758 states and 4183 transitions. [2018-11-10 10:36:44,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2018-11-10 10:36:44,743 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:36:44,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:36:44,823 INFO L134 CoverageAnalysis]: Checked inductivity of 497 backedges. 414 proven. 5 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-11-10 10:36:45,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:36:45,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4183 states to 3759 states and 4183 transitions. [2018-11-10 10:36:45,248 INFO L276 IsEmpty]: Start isEmpty. Operand 3759 states and 4183 transitions. [2018-11-10 10:36:45,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2018-11-10 10:36:45,250 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:36:45,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:36:45,339 INFO L134 CoverageAnalysis]: Checked inductivity of 497 backedges. 414 proven. 5 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-11-10 10:36:45,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:36:45,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4196 states to 3773 states and 4196 transitions. [2018-11-10 10:36:45,903 INFO L276 IsEmpty]: Start isEmpty. Operand 3773 states and 4196 transitions. [2018-11-10 10:36:46,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2018-11-10 10:36:46,039 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:36:46,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:36:46,120 INFO L134 CoverageAnalysis]: Checked inductivity of 497 backedges. 414 proven. 5 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-11-10 10:36:46,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:36:46,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4198 states to 3776 states and 4198 transitions. [2018-11-10 10:36:46,397 INFO L276 IsEmpty]: Start isEmpty. Operand 3776 states and 4198 transitions. [2018-11-10 10:36:46,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-11-10 10:36:46,399 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:36:46,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:36:46,609 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 370 proven. 5 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2018-11-10 10:36:47,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:36:47,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4216 states to 3790 states and 4216 transitions. [2018-11-10 10:36:47,734 INFO L276 IsEmpty]: Start isEmpty. Operand 3790 states and 4216 transitions. [2018-11-10 10:36:47,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-11-10 10:36:47,736 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:36:47,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:36:47,959 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 370 proven. 5 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2018-11-10 10:36:48,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:36:48,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4221 states to 3795 states and 4221 transitions. [2018-11-10 10:36:48,529 INFO L276 IsEmpty]: Start isEmpty. Operand 3795 states and 4221 transitions. [2018-11-10 10:36:48,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-11-10 10:36:48,532 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:36:48,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:36:48,603 INFO L134 CoverageAnalysis]: Checked inductivity of 513 backedges. 391 proven. 0 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2018-11-10 10:36:49,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:36:49,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4240 states to 3812 states and 4240 transitions. [2018-11-10 10:36:49,974 INFO L276 IsEmpty]: Start isEmpty. Operand 3812 states and 4240 transitions. [2018-11-10 10:36:49,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-11-10 10:36:49,977 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:36:49,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:36:50,045 INFO L134 CoverageAnalysis]: Checked inductivity of 513 backedges. 391 proven. 0 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2018-11-10 10:36:51,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:36:51,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4256 states to 3827 states and 4256 transitions. [2018-11-10 10:36:51,080 INFO L276 IsEmpty]: Start isEmpty. Operand 3827 states and 4256 transitions. [2018-11-10 10:36:51,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-11-10 10:36:51,082 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:36:51,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:36:51,152 INFO L134 CoverageAnalysis]: Checked inductivity of 513 backedges. 391 proven. 0 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2018-11-10 10:36:51,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:36:51,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4261 states to 3832 states and 4261 transitions. [2018-11-10 10:36:51,751 INFO L276 IsEmpty]: Start isEmpty. Operand 3832 states and 4261 transitions. [2018-11-10 10:36:51,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-11-10 10:36:51,753 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:36:51,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:36:51,818 INFO L134 CoverageAnalysis]: Checked inductivity of 513 backedges. 391 proven. 0 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2018-11-10 10:36:52,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:36:52,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4277 states to 3847 states and 4277 transitions. [2018-11-10 10:36:52,884 INFO L276 IsEmpty]: Start isEmpty. Operand 3847 states and 4277 transitions. [2018-11-10 10:36:52,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-11-10 10:36:52,886 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:36:52,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:36:52,951 INFO L134 CoverageAnalysis]: Checked inductivity of 513 backedges. 391 proven. 0 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2018-11-10 10:36:53,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:36:53,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4298 states to 3869 states and 4298 transitions. [2018-11-10 10:36:53,645 INFO L276 IsEmpty]: Start isEmpty. Operand 3869 states and 4298 transitions. [2018-11-10 10:36:53,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-11-10 10:36:53,647 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:36:53,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:36:53,715 INFO L134 CoverageAnalysis]: Checked inductivity of 513 backedges. 391 proven. 0 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2018-11-10 10:36:54,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:36:54,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4306 states to 3878 states and 4306 transitions. [2018-11-10 10:36:54,279 INFO L276 IsEmpty]: Start isEmpty. Operand 3878 states and 4306 transitions. [2018-11-10 10:36:54,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-11-10 10:36:54,281 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:36:54,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:36:54,348 INFO L134 CoverageAnalysis]: Checked inductivity of 513 backedges. 391 proven. 0 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2018-11-10 10:36:54,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:36:54,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4314 states to 3887 states and 4314 transitions. [2018-11-10 10:36:54,840 INFO L276 IsEmpty]: Start isEmpty. Operand 3887 states and 4314 transitions. [2018-11-10 10:36:54,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-11-10 10:36:54,842 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:36:54,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:36:54,908 INFO L134 CoverageAnalysis]: Checked inductivity of 513 backedges. 391 proven. 0 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2018-11-10 10:36:54,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:36:54,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4319 states to 3892 states and 4319 transitions. [2018-11-10 10:36:54,959 INFO L276 IsEmpty]: Start isEmpty. Operand 3892 states and 4319 transitions. [2018-11-10 10:36:54,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2018-11-10 10:36:54,961 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:36:54,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:36:55,091 INFO L134 CoverageAnalysis]: Checked inductivity of 514 backedges. 375 proven. 7 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2018-11-10 10:36:57,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:36:57,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4347 states to 3905 states and 4347 transitions. [2018-11-10 10:36:57,175 INFO L276 IsEmpty]: Start isEmpty. Operand 3905 states and 4347 transitions. [2018-11-10 10:36:57,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2018-11-10 10:36:57,177 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:36:57,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:36:57,313 INFO L134 CoverageAnalysis]: Checked inductivity of 514 backedges. 375 proven. 7 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2018-11-10 10:36:57,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:36:57,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4353 states to 3910 states and 4353 transitions. [2018-11-10 10:36:57,872 INFO L276 IsEmpty]: Start isEmpty. Operand 3910 states and 4353 transitions. [2018-11-10 10:36:57,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2018-11-10 10:36:57,874 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:36:57,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:36:58,028 INFO L134 CoverageAnalysis]: Checked inductivity of 514 backedges. 375 proven. 7 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2018-11-10 10:36:58,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:36:58,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4358 states to 3915 states and 4358 transitions. [2018-11-10 10:36:58,576 INFO L276 IsEmpty]: Start isEmpty. Operand 3915 states and 4358 transitions. [2018-11-10 10:36:58,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2018-11-10 10:36:58,579 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:36:58,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:36:58,705 INFO L134 CoverageAnalysis]: Checked inductivity of 514 backedges. 375 proven. 7 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2018-11-10 10:36:59,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:36:59,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4363 states to 3920 states and 4363 transitions. [2018-11-10 10:36:59,249 INFO L276 IsEmpty]: Start isEmpty. Operand 3920 states and 4363 transitions. [2018-11-10 10:36:59,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2018-11-10 10:36:59,252 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:36:59,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:36:59,388 INFO L134 CoverageAnalysis]: Checked inductivity of 514 backedges. 375 proven. 7 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2018-11-10 10:36:59,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:36:59,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4371 states to 3925 states and 4371 transitions. [2018-11-10 10:36:59,995 INFO L276 IsEmpty]: Start isEmpty. Operand 3925 states and 4371 transitions. [2018-11-10 10:36:59,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2018-11-10 10:36:59,997 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:37:00,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:37:00,142 INFO L134 CoverageAnalysis]: Checked inductivity of 514 backedges. 375 proven. 7 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2018-11-10 10:37:00,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:37:00,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4373 states to 3927 states and 4373 transitions. [2018-11-10 10:37:00,669 INFO L276 IsEmpty]: Start isEmpty. Operand 3927 states and 4373 transitions. [2018-11-10 10:37:00,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2018-11-10 10:37:00,671 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:37:00,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:37:00,742 INFO L134 CoverageAnalysis]: Checked inductivity of 527 backedges. 398 proven. 0 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2018-11-10 10:37:03,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:37:03,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4481 states to 4027 states and 4481 transitions. [2018-11-10 10:37:03,011 INFO L276 IsEmpty]: Start isEmpty. Operand 4027 states and 4481 transitions. [2018-11-10 10:37:03,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2018-11-10 10:37:03,014 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:37:03,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:37:03,085 INFO L134 CoverageAnalysis]: Checked inductivity of 527 backedges. 398 proven. 0 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2018-11-10 10:37:04,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:37:04,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4512 states to 4055 states and 4512 transitions. [2018-11-10 10:37:04,942 INFO L276 IsEmpty]: Start isEmpty. Operand 4055 states and 4512 transitions. [2018-11-10 10:37:04,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2018-11-10 10:37:04,944 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:37:04,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:37:05,013 INFO L134 CoverageAnalysis]: Checked inductivity of 527 backedges. 398 proven. 0 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2018-11-10 10:37:05,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:37:05,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4518 states to 4061 states and 4518 transitions. [2018-11-10 10:37:05,529 INFO L276 IsEmpty]: Start isEmpty. Operand 4061 states and 4518 transitions. [2018-11-10 10:37:05,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2018-11-10 10:37:05,532 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:37:05,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:37:05,599 INFO L134 CoverageAnalysis]: Checked inductivity of 527 backedges. 398 proven. 0 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2018-11-10 10:37:06,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:37:06,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4595 states to 4137 states and 4595 transitions. [2018-11-10 10:37:06,832 INFO L276 IsEmpty]: Start isEmpty. Operand 4137 states and 4595 transitions. [2018-11-10 10:37:06,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2018-11-10 10:37:06,834 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:37:06,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:37:06,903 INFO L134 CoverageAnalysis]: Checked inductivity of 527 backedges. 398 proven. 0 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2018-11-10 10:37:06,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:37:06,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4606 states to 4148 states and 4606 transitions. [2018-11-10 10:37:06,981 INFO L276 IsEmpty]: Start isEmpty. Operand 4148 states and 4606 transitions. [2018-11-10 10:37:06,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2018-11-10 10:37:06,983 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:37:06,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:37:07,052 INFO L134 CoverageAnalysis]: Checked inductivity of 527 backedges. 398 proven. 0 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2018-11-10 10:37:08,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:37:08,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4622 states to 4164 states and 4622 transitions. [2018-11-10 10:37:08,101 INFO L276 IsEmpty]: Start isEmpty. Operand 4164 states and 4622 transitions. [2018-11-10 10:37:08,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2018-11-10 10:37:08,103 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:37:08,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:37:08,173 INFO L134 CoverageAnalysis]: Checked inductivity of 527 backedges. 398 proven. 0 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2018-11-10 10:37:08,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:37:08,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4627 states to 4169 states and 4627 transitions. [2018-11-10 10:37:08,843 INFO L276 IsEmpty]: Start isEmpty. Operand 4169 states and 4627 transitions. [2018-11-10 10:37:08,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2018-11-10 10:37:08,845 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:37:08,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:37:08,914 INFO L134 CoverageAnalysis]: Checked inductivity of 527 backedges. 398 proven. 0 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2018-11-10 10:37:09,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:37:09,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4640 states to 4183 states and 4640 transitions. [2018-11-10 10:37:09,479 INFO L276 IsEmpty]: Start isEmpty. Operand 4183 states and 4640 transitions. [2018-11-10 10:37:09,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2018-11-10 10:37:09,482 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:37:09,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:37:09,570 INFO L134 CoverageAnalysis]: Checked inductivity of 672 backedges. 574 proven. 17 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-11-10 10:37:11,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:37:11,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4657 states to 4198 states and 4657 transitions. [2018-11-10 10:37:11,715 INFO L276 IsEmpty]: Start isEmpty. Operand 4198 states and 4657 transitions. [2018-11-10 10:37:11,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2018-11-10 10:37:11,718 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:37:11,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:37:11,810 INFO L134 CoverageAnalysis]: Checked inductivity of 672 backedges. 574 proven. 17 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-11-10 10:37:12,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:37:12,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4667 states to 4208 states and 4667 transitions. [2018-11-10 10:37:12,707 INFO L276 IsEmpty]: Start isEmpty. Operand 4208 states and 4667 transitions. [2018-11-10 10:37:12,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2018-11-10 10:37:12,710 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:37:12,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:37:12,800 INFO L134 CoverageAnalysis]: Checked inductivity of 672 backedges. 574 proven. 17 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-11-10 10:37:13,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:37:13,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4682 states to 4223 states and 4682 transitions. [2018-11-10 10:37:13,708 INFO L276 IsEmpty]: Start isEmpty. Operand 4223 states and 4682 transitions. [2018-11-10 10:37:13,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2018-11-10 10:37:13,711 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:37:13,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:37:13,794 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 248 proven. 2 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2018-11-10 10:37:14,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:37:14,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4710 states to 4251 states and 4710 transitions. [2018-11-10 10:37:14,147 INFO L276 IsEmpty]: Start isEmpty. Operand 4251 states and 4710 transitions. [2018-11-10 10:37:14,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2018-11-10 10:37:14,150 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:37:14,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:37:14,676 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 498 proven. 69 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-11-10 10:37:26,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:37:26,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4901 states to 4383 states and 4901 transitions. [2018-11-10 10:37:26,745 INFO L276 IsEmpty]: Start isEmpty. Operand 4383 states and 4901 transitions. [2018-11-10 10:37:26,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2018-11-10 10:37:26,748 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:37:26,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:37:27,100 INFO L134 CoverageAnalysis]: Checked inductivity of 619 backedges. 498 proven. 0 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2018-11-10 10:37:29,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:37:29,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4935 states to 4417 states and 4935 transitions. [2018-11-10 10:37:29,154 INFO L276 IsEmpty]: Start isEmpty. Operand 4417 states and 4935 transitions. [2018-11-10 10:37:29,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 354 [2018-11-10 10:37:29,156 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:37:29,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:37:29,248 INFO L134 CoverageAnalysis]: Checked inductivity of 654 backedges. 523 proven. 0 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2018-11-10 10:37:30,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:37:30,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4954 states to 4437 states and 4954 transitions. [2018-11-10 10:37:30,077 INFO L276 IsEmpty]: Start isEmpty. Operand 4437 states and 4954 transitions. [2018-11-10 10:37:30,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 354 [2018-11-10 10:37:30,080 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:37:30,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:37:30,172 INFO L134 CoverageAnalysis]: Checked inductivity of 654 backedges. 523 proven. 0 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2018-11-10 10:37:31,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:37:31,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4969 states to 4453 states and 4969 transitions. [2018-11-10 10:37:31,406 INFO L276 IsEmpty]: Start isEmpty. Operand 4453 states and 4969 transitions. [2018-11-10 10:37:31,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 354 [2018-11-10 10:37:31,409 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:37:31,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:37:31,503 INFO L134 CoverageAnalysis]: Checked inductivity of 654 backedges. 523 proven. 0 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2018-11-10 10:37:31,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:37:31,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4988 states to 4473 states and 4988 transitions. [2018-11-10 10:37:31,863 INFO L276 IsEmpty]: Start isEmpty. Operand 4473 states and 4988 transitions. [2018-11-10 10:37:31,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 354 [2018-11-10 10:37:31,866 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:37:31,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:37:31,958 INFO L134 CoverageAnalysis]: Checked inductivity of 654 backedges. 523 proven. 0 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2018-11-10 10:37:32,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:37:32,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4996 states to 4482 states and 4996 transitions. [2018-11-10 10:37:32,308 INFO L276 IsEmpty]: Start isEmpty. Operand 4482 states and 4996 transitions. [2018-11-10 10:37:32,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2018-11-10 10:37:32,311 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:37:32,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:37:32,467 INFO L134 CoverageAnalysis]: Checked inductivity of 689 backedges. 544 proven. 7 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2018-11-10 10:37:35,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:37:35,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5091 states to 4569 states and 5091 transitions. [2018-11-10 10:37:35,179 INFO L276 IsEmpty]: Start isEmpty. Operand 4569 states and 5091 transitions. [2018-11-10 10:37:35,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 364 [2018-11-10 10:37:35,181 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:37:35,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:37:35,707 INFO L134 CoverageAnalysis]: Checked inductivity of 679 backedges. 545 proven. 5 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2018-11-10 10:37:37,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:37:37,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5107 states to 4585 states and 5107 transitions. [2018-11-10 10:37:37,199 INFO L276 IsEmpty]: Start isEmpty. Operand 4585 states and 5107 transitions. [2018-11-10 10:37:37,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 364 [2018-11-10 10:37:37,202 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:37:37,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:37:37,580 INFO L134 CoverageAnalysis]: Checked inductivity of 679 backedges. 545 proven. 5 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2018-11-10 10:37:42,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:37:42,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5177 states to 4650 states and 5177 transitions. [2018-11-10 10:37:42,097 INFO L276 IsEmpty]: Start isEmpty. Operand 4650 states and 5177 transitions. [2018-11-10 10:37:42,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 364 [2018-11-10 10:37:42,100 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:37:42,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:37:42,484 INFO L134 CoverageAnalysis]: Checked inductivity of 679 backedges. 545 proven. 5 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2018-11-10 10:37:43,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:37:43,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5182 states to 4655 states and 5182 transitions. [2018-11-10 10:37:43,046 INFO L276 IsEmpty]: Start isEmpty. Operand 4655 states and 5182 transitions. [2018-11-10 10:37:43,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 364 [2018-11-10 10:37:43,049 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:37:43,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:37:43,433 INFO L134 CoverageAnalysis]: Checked inductivity of 679 backedges. 545 proven. 5 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2018-11-10 10:37:43,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:37:43,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5187 states to 4660 states and 5187 transitions. [2018-11-10 10:37:43,669 INFO L276 IsEmpty]: Start isEmpty. Operand 4660 states and 5187 transitions. [2018-11-10 10:37:43,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 369 [2018-11-10 10:37:43,672 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:37:43,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:37:43,761 INFO L134 CoverageAnalysis]: Checked inductivity of 689 backedges. 400 proven. 1 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2018-11-10 10:37:44,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:37:44,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5203 states to 4677 states and 5203 transitions. [2018-11-10 10:37:44,864 INFO L276 IsEmpty]: Start isEmpty. Operand 4677 states and 5203 transitions. [2018-11-10 10:37:44,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 375 [2018-11-10 10:37:44,867 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:37:44,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:37:44,957 INFO L134 CoverageAnalysis]: Checked inductivity of 758 backedges. 567 proven. 0 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2018-11-10 10:37:46,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:37:46,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5233 states to 4706 states and 5233 transitions. [2018-11-10 10:37:46,002 INFO L276 IsEmpty]: Start isEmpty. Operand 4706 states and 5233 transitions. [2018-11-10 10:37:46,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 375 [2018-11-10 10:37:46,005 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:37:46,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:37:46,088 INFO L134 CoverageAnalysis]: Checked inductivity of 758 backedges. 567 proven. 0 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2018-11-10 10:37:46,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:37:46,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5245 states to 4719 states and 5245 transitions. [2018-11-10 10:37:46,882 INFO L276 IsEmpty]: Start isEmpty. Operand 4719 states and 5245 transitions. [2018-11-10 10:37:46,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 375 [2018-11-10 10:37:46,885 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:37:46,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:37:46,971 INFO L134 CoverageAnalysis]: Checked inductivity of 758 backedges. 567 proven. 0 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2018-11-10 10:37:47,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:37:47,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5258 states to 4733 states and 5258 transitions. [2018-11-10 10:37:47,654 INFO L276 IsEmpty]: Start isEmpty. Operand 4733 states and 5258 transitions. [2018-11-10 10:37:47,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 378 [2018-11-10 10:37:47,657 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:37:47,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:37:47,780 INFO L134 CoverageAnalysis]: Checked inductivity of 691 backedges. 292 proven. 12 refuted. 0 times theorem prover too weak. 387 trivial. 0 not checked. [2018-11-10 10:37:48,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:37:48,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5258 states to 4734 states and 5258 transitions. [2018-11-10 10:37:48,307 INFO L276 IsEmpty]: Start isEmpty. Operand 4734 states and 5258 transitions. [2018-11-10 10:37:48,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 388 [2018-11-10 10:37:48,311 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:37:48,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:37:48,396 INFO L134 CoverageAnalysis]: Checked inductivity of 793 backedges. 638 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2018-11-10 10:37:49,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:37:49,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5273 states to 4748 states and 5273 transitions. [2018-11-10 10:37:49,327 INFO L276 IsEmpty]: Start isEmpty. Operand 4748 states and 5273 transitions. [2018-11-10 10:37:49,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 393 [2018-11-10 10:37:49,330 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:37:49,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:37:49,493 INFO L134 CoverageAnalysis]: Checked inductivity of 803 backedges. 643 proven. 7 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2018-11-10 10:37:50,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:37:50,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5289 states to 4759 states and 5289 transitions. [2018-11-10 10:37:50,870 INFO L276 IsEmpty]: Start isEmpty. Operand 4759 states and 5289 transitions. [2018-11-10 10:37:50,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 393 [2018-11-10 10:37:50,873 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:37:50,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:37:51,209 INFO L134 CoverageAnalysis]: Checked inductivity of 803 backedges. 643 proven. 7 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2018-11-10 10:37:52,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:37:52,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5366 states to 4834 states and 5366 transitions. [2018-11-10 10:37:52,214 INFO L276 IsEmpty]: Start isEmpty. Operand 4834 states and 5366 transitions. [2018-11-10 10:37:52,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 393 [2018-11-10 10:37:52,217 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:37:52,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:37:52,386 INFO L134 CoverageAnalysis]: Checked inductivity of 803 backedges. 643 proven. 7 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2018-11-10 10:37:53,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:37:53,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5371 states to 4839 states and 5371 transitions. [2018-11-10 10:37:53,030 INFO L276 IsEmpty]: Start isEmpty. Operand 4839 states and 5371 transitions. [2018-11-10 10:37:53,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 403 [2018-11-10 10:37:53,033 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:37:53,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:37:53,204 INFO L134 CoverageAnalysis]: Checked inductivity of 833 backedges. 536 proven. 14 refuted. 0 times theorem prover too weak. 283 trivial. 0 not checked. [2018-11-10 10:37:53,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:37:53,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5372 states to 4841 states and 5372 transitions. [2018-11-10 10:37:53,326 INFO L276 IsEmpty]: Start isEmpty. Operand 4841 states and 5372 transitions. [2018-11-10 10:37:53,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 410 [2018-11-10 10:37:53,329 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:37:53,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:37:53,455 INFO L134 CoverageAnalysis]: Checked inductivity of 955 backedges. 549 proven. 0 refuted. 0 times theorem prover too weak. 406 trivial. 0 not checked. [2018-11-10 10:37:55,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:37:55,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5409 states to 4873 states and 5409 transitions. [2018-11-10 10:37:55,774 INFO L276 IsEmpty]: Start isEmpty. Operand 4873 states and 5409 transitions. [2018-11-10 10:37:55,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 415 [2018-11-10 10:37:55,776 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:37:55,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:37:55,908 INFO L134 CoverageAnalysis]: Checked inductivity of 962 backedges. 554 proven. 0 refuted. 0 times theorem prover too weak. 408 trivial. 0 not checked. [2018-11-10 10:37:58,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:37:58,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5432 states to 4888 states and 5432 transitions. [2018-11-10 10:37:58,960 INFO L276 IsEmpty]: Start isEmpty. Operand 4888 states and 5432 transitions. [2018-11-10 10:37:58,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 415 [2018-11-10 10:37:58,962 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:37:58,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:37:59,084 INFO L134 CoverageAnalysis]: Checked inductivity of 962 backedges. 554 proven. 0 refuted. 0 times theorem prover too weak. 408 trivial. 0 not checked. [2018-11-10 10:38:00,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:38:00,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5455 states to 4911 states and 5455 transitions. [2018-11-10 10:38:00,234 INFO L276 IsEmpty]: Start isEmpty. Operand 4911 states and 5455 transitions. [2018-11-10 10:38:00,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 415 [2018-11-10 10:38:00,237 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:38:00,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:38:00,364 INFO L134 CoverageAnalysis]: Checked inductivity of 962 backedges. 554 proven. 0 refuted. 0 times theorem prover too weak. 408 trivial. 0 not checked. [2018-11-10 10:38:01,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:38:01,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5461 states to 4915 states and 5461 transitions. [2018-11-10 10:38:01,512 INFO L276 IsEmpty]: Start isEmpty. Operand 4915 states and 5461 transitions. [2018-11-10 10:38:01,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 415 [2018-11-10 10:38:01,515 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:38:01,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:38:01,641 INFO L134 CoverageAnalysis]: Checked inductivity of 962 backedges. 554 proven. 0 refuted. 0 times theorem prover too weak. 408 trivial. 0 not checked. [2018-11-10 10:38:02,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:38:02,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5461 states to 4916 states and 5461 transitions. [2018-11-10 10:38:02,163 INFO L276 IsEmpty]: Start isEmpty. Operand 4916 states and 5461 transitions. [2018-11-10 10:38:02,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 419 [2018-11-10 10:38:02,166 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:38:02,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:38:02,570 INFO L134 CoverageAnalysis]: Checked inductivity of 965 backedges. 699 proven. 203 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-11-10 10:38:12,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:38:12,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5572 states to 5003 states and 5572 transitions. [2018-11-10 10:38:12,276 INFO L276 IsEmpty]: Start isEmpty. Operand 5003 states and 5572 transitions. [2018-11-10 10:38:12,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 419 [2018-11-10 10:38:12,279 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:38:12,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:38:12,427 INFO L134 CoverageAnalysis]: Checked inductivity of 965 backedges. 699 proven. 203 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-11-10 10:38:19,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:38:19,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5655 states to 5068 states and 5655 transitions. [2018-11-10 10:38:19,920 INFO L276 IsEmpty]: Start isEmpty. Operand 5068 states and 5655 transitions. [2018-11-10 10:38:19,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 419 [2018-11-10 10:38:19,923 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:38:19,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:38:20,070 INFO L134 CoverageAnalysis]: Checked inductivity of 965 backedges. 699 proven. 203 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-11-10 10:38:27,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:38:27,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5723 states to 5128 states and 5723 transitions. [2018-11-10 10:38:27,582 INFO L276 IsEmpty]: Start isEmpty. Operand 5128 states and 5723 transitions. [2018-11-10 10:38:27,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 419 [2018-11-10 10:38:27,585 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:38:27,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:38:27,733 INFO L134 CoverageAnalysis]: Checked inductivity of 965 backedges. 699 proven. 203 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-11-10 10:38:31,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:38:31,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5762 states to 5164 states and 5762 transitions. [2018-11-10 10:38:31,641 INFO L276 IsEmpty]: Start isEmpty. Operand 5164 states and 5762 transitions. [2018-11-10 10:38:31,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 419 [2018-11-10 10:38:31,644 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:38:31,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:38:31,791 INFO L134 CoverageAnalysis]: Checked inductivity of 965 backedges. 699 proven. 203 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-11-10 10:38:33,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:38:33,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5780 states to 5179 states and 5780 transitions. [2018-11-10 10:38:33,248 INFO L276 IsEmpty]: Start isEmpty. Operand 5179 states and 5780 transitions. [2018-11-10 10:38:33,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 419 [2018-11-10 10:38:33,251 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:38:33,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:38:33,441 INFO L134 CoverageAnalysis]: Checked inductivity of 965 backedges. 699 proven. 203 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-11-10 10:38:34,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:38:34,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5786 states to 5184 states and 5786 transitions. [2018-11-10 10:38:34,227 INFO L276 IsEmpty]: Start isEmpty. Operand 5184 states and 5786 transitions. [2018-11-10 10:38:34,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 419 [2018-11-10 10:38:34,230 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:38:34,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:38:34,577 INFO L134 CoverageAnalysis]: Checked inductivity of 965 backedges. 699 proven. 203 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-11-10 10:38:35,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:38:35,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5789 states to 5187 states and 5789 transitions. [2018-11-10 10:38:35,401 INFO L276 IsEmpty]: Start isEmpty. Operand 5187 states and 5789 transitions. [2018-11-10 10:38:35,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 419 [2018-11-10 10:38:35,405 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:38:35,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:38:35,552 INFO L134 CoverageAnalysis]: Checked inductivity of 965 backedges. 699 proven. 203 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-11-10 10:38:38,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:38:38,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5824 states to 5221 states and 5824 transitions. [2018-11-10 10:38:38,315 INFO L276 IsEmpty]: Start isEmpty. Operand 5221 states and 5824 transitions. [2018-11-10 10:38:38,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 419 [2018-11-10 10:38:38,318 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:38:38,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:38:38,463 INFO L134 CoverageAnalysis]: Checked inductivity of 965 backedges. 699 proven. 203 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-11-10 10:38:42,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:38:42,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5869 states to 5266 states and 5869 transitions. [2018-11-10 10:38:42,519 INFO L276 IsEmpty]: Start isEmpty. Operand 5266 states and 5869 transitions. [2018-11-10 10:38:42,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 419 [2018-11-10 10:38:42,522 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:38:42,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:38:42,858 INFO L134 CoverageAnalysis]: Checked inductivity of 965 backedges. 699 proven. 203 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-11-10 10:38:44,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:38:44,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5896 states to 5294 states and 5896 transitions. [2018-11-10 10:38:44,562 INFO L276 IsEmpty]: Start isEmpty. Operand 5294 states and 5896 transitions. [2018-11-10 10:38:44,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 419 [2018-11-10 10:38:44,565 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:38:44,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:38:44,724 INFO L134 CoverageAnalysis]: Checked inductivity of 965 backedges. 699 proven. 203 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-11-10 10:38:45,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:38:45,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5898 states to 5297 states and 5898 transitions. [2018-11-10 10:38:45,478 INFO L276 IsEmpty]: Start isEmpty. Operand 5297 states and 5898 transitions. [2018-11-10 10:38:45,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 419 [2018-11-10 10:38:45,481 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:38:45,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:38:45,628 INFO L134 CoverageAnalysis]: Checked inductivity of 965 backedges. 699 proven. 203 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-11-10 10:38:47,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:38:47,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5914 states to 5313 states and 5914 transitions. [2018-11-10 10:38:47,087 INFO L276 IsEmpty]: Start isEmpty. Operand 5313 states and 5914 transitions. [2018-11-10 10:38:47,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 419 [2018-11-10 10:38:47,090 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:38:47,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:38:47,236 INFO L134 CoverageAnalysis]: Checked inductivity of 965 backedges. 699 proven. 203 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-11-10 10:38:49,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:38:49,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5934 states to 5332 states and 5934 transitions. [2018-11-10 10:38:49,300 INFO L276 IsEmpty]: Start isEmpty. Operand 5332 states and 5934 transitions. [2018-11-10 10:38:49,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 419 [2018-11-10 10:38:49,303 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:38:49,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:38:49,646 INFO L134 CoverageAnalysis]: Checked inductivity of 965 backedges. 699 proven. 203 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-11-10 10:38:50,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:38:50,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5947 states to 5346 states and 5947 transitions. [2018-11-10 10:38:50,460 INFO L276 IsEmpty]: Start isEmpty. Operand 5346 states and 5947 transitions. [2018-11-10 10:38:50,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 419 [2018-11-10 10:38:50,463 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:38:50,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:38:50,649 INFO L134 CoverageAnalysis]: Checked inductivity of 965 backedges. 699 proven. 203 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-11-10 10:38:52,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:38:52,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5973 states to 5369 states and 5973 transitions. [2018-11-10 10:38:52,613 INFO L276 IsEmpty]: Start isEmpty. Operand 5369 states and 5973 transitions. [2018-11-10 10:38:52,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 419 [2018-11-10 10:38:52,616 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:38:52,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:38:52,763 INFO L134 CoverageAnalysis]: Checked inductivity of 965 backedges. 699 proven. 203 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-11-10 10:38:53,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:38:53,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5976 states to 5372 states and 5976 transitions. [2018-11-10 10:38:53,641 INFO L276 IsEmpty]: Start isEmpty. Operand 5372 states and 5976 transitions. [2018-11-10 10:38:53,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 419 [2018-11-10 10:38:53,644 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:38:53,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:38:53,794 INFO L134 CoverageAnalysis]: Checked inductivity of 965 backedges. 699 proven. 203 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-11-10 10:38:54,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:38:54,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5978 states to 5375 states and 5978 transitions. [2018-11-10 10:38:54,566 INFO L276 IsEmpty]: Start isEmpty. Operand 5375 states and 5978 transitions. [2018-11-10 10:38:54,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 419 [2018-11-10 10:38:54,569 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:38:54,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:38:54,730 INFO L134 CoverageAnalysis]: Checked inductivity of 965 backedges. 699 proven. 203 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-11-10 10:38:55,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:38:55,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5990 states to 5388 states and 5990 transitions. [2018-11-10 10:38:55,672 INFO L276 IsEmpty]: Start isEmpty. Operand 5388 states and 5990 transitions. [2018-11-10 10:38:55,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 419 [2018-11-10 10:38:55,675 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:38:55,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:38:55,821 INFO L134 CoverageAnalysis]: Checked inductivity of 965 backedges. 699 proven. 203 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-11-10 10:38:56,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:38:56,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6003 states to 5402 states and 6003 transitions. [2018-11-10 10:38:56,620 INFO L276 IsEmpty]: Start isEmpty. Operand 5402 states and 6003 transitions. [2018-11-10 10:38:56,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 426 [2018-11-10 10:38:56,623 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:38:56,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:38:57,430 INFO L134 CoverageAnalysis]: Checked inductivity of 1013 backedges. 518 proven. 236 refuted. 0 times theorem prover too weak. 259 trivial. 0 not checked. [2018-11-10 10:39:18,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:39:18,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6332 states to 5669 states and 6332 transitions. [2018-11-10 10:39:18,863 INFO L276 IsEmpty]: Start isEmpty. Operand 5669 states and 6332 transitions. [2018-11-10 10:39:18,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 426 [2018-11-10 10:39:18,866 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:39:18,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:39:19,009 INFO L134 CoverageAnalysis]: Checked inductivity of 1013 backedges. 518 proven. 236 refuted. 0 times theorem prover too weak. 259 trivial. 0 not checked. [2018-11-10 10:39:23,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:39:23,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6361 states to 5694 states and 6361 transitions. [2018-11-10 10:39:23,346 INFO L276 IsEmpty]: Start isEmpty. Operand 5694 states and 6361 transitions. [2018-11-10 10:39:23,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 426 [2018-11-10 10:39:23,349 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:39:23,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:39:23,493 INFO L134 CoverageAnalysis]: Checked inductivity of 1013 backedges. 518 proven. 236 refuted. 0 times theorem prover too weak. 259 trivial. 0 not checked. [2018-11-10 10:39:25,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:39:25,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6374 states to 5709 states and 6374 transitions. [2018-11-10 10:39:25,319 INFO L276 IsEmpty]: Start isEmpty. Operand 5709 states and 6374 transitions. [2018-11-10 10:39:25,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 426 [2018-11-10 10:39:25,323 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:39:25,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:39:25,467 INFO L134 CoverageAnalysis]: Checked inductivity of 1013 backedges. 518 proven. 236 refuted. 0 times theorem prover too weak. 259 trivial. 0 not checked. [2018-11-10 10:39:26,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:39:26,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6386 states to 5722 states and 6386 transitions. [2018-11-10 10:39:26,612 INFO L276 IsEmpty]: Start isEmpty. Operand 5722 states and 6386 transitions. [2018-11-10 10:39:26,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 426 [2018-11-10 10:39:26,615 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:39:26,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:39:26,759 INFO L134 CoverageAnalysis]: Checked inductivity of 1013 backedges. 518 proven. 236 refuted. 0 times theorem prover too weak. 259 trivial. 0 not checked. [2018-11-10 10:39:27,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:39:27,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6401 states to 5738 states and 6401 transitions. [2018-11-10 10:39:27,638 INFO L276 IsEmpty]: Start isEmpty. Operand 5738 states and 6401 transitions. [2018-11-10 10:39:27,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 435 [2018-11-10 10:39:27,642 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:39:27,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:39:27,770 INFO L134 CoverageAnalysis]: Checked inductivity of 1005 backedges. 740 proven. 0 refuted. 0 times theorem prover too weak. 265 trivial. 0 not checked. [2018-11-10 10:39:32,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:39:32,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6454 states to 5792 states and 6454 transitions. [2018-11-10 10:39:32,004 INFO L276 IsEmpty]: Start isEmpty. Operand 5792 states and 6454 transitions. [2018-11-10 10:39:32,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 442 [2018-11-10 10:39:32,007 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:39:32,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:39:32,556 INFO L134 CoverageAnalysis]: Checked inductivity of 1047 backedges. 768 proven. 14 refuted. 0 times theorem prover too weak. 265 trivial. 0 not checked. [2018-11-10 10:39:33,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:39:33,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6460 states to 5798 states and 6460 transitions. [2018-11-10 10:39:33,098 INFO L276 IsEmpty]: Start isEmpty. Operand 5798 states and 6460 transitions. [2018-11-10 10:39:33,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 454 [2018-11-10 10:39:33,102 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:39:33,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:39:33,248 INFO L134 CoverageAnalysis]: Checked inductivity of 1066 backedges. 368 proven. 4 refuted. 0 times theorem prover too weak. 694 trivial. 0 not checked. [2018-11-10 10:39:34,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:39:34,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6475 states to 5813 states and 6475 transitions. [2018-11-10 10:39:34,449 INFO L276 IsEmpty]: Start isEmpty. Operand 5813 states and 6475 transitions. [2018-11-10 10:39:34,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 454 [2018-11-10 10:39:34,453 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:39:34,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:39:34,594 INFO L134 CoverageAnalysis]: Checked inductivity of 1066 backedges. 368 proven. 4 refuted. 0 times theorem prover too weak. 694 trivial. 0 not checked. [2018-11-10 10:39:35,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:39:35,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6490 states to 5829 states and 6490 transitions. [2018-11-10 10:39:35,416 INFO L276 IsEmpty]: Start isEmpty. Operand 5829 states and 6490 transitions. [2018-11-10 10:39:35,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 461 [2018-11-10 10:39:35,419 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:39:35,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:39:35,561 INFO L134 CoverageAnalysis]: Checked inductivity of 1114 backedges. 550 proven. 0 refuted. 0 times theorem prover too weak. 564 trivial. 0 not checked. [2018-11-10 10:39:36,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:39:36,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6519 states to 5858 states and 6519 transitions. [2018-11-10 10:39:36,475 INFO L276 IsEmpty]: Start isEmpty. Operand 5858 states and 6519 transitions. [2018-11-10 10:39:36,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 461 [2018-11-10 10:39:36,478 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:39:36,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:39:36,620 INFO L134 CoverageAnalysis]: Checked inductivity of 1114 backedges. 550 proven. 0 refuted. 0 times theorem prover too weak. 564 trivial. 0 not checked. [2018-11-10 10:39:37,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:39:37,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6534 states to 5874 states and 6534 transitions. [2018-11-10 10:39:37,435 INFO L276 IsEmpty]: Start isEmpty. Operand 5874 states and 6534 transitions. [2018-11-10 10:39:37,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 500 [2018-11-10 10:39:37,439 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:39:37,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:39:37,855 INFO L134 CoverageAnalysis]: Checked inductivity of 1381 backedges. 900 proven. 365 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-11-10 10:39:39,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:39:39,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6539 states to 5878 states and 6539 transitions. [2018-11-10 10:39:39,063 INFO L276 IsEmpty]: Start isEmpty. Operand 5878 states and 6539 transitions. [2018-11-10 10:39:39,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 500 [2018-11-10 10:39:39,067 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:39:39,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:39:39,287 INFO L134 CoverageAnalysis]: Checked inductivity of 1381 backedges. 900 proven. 365 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-11-10 10:39:40,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:39:40,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6545 states to 5883 states and 6545 transitions. [2018-11-10 10:39:40,247 INFO L276 IsEmpty]: Start isEmpty. Operand 5883 states and 6545 transitions. [2018-11-10 10:39:40,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 500 [2018-11-10 10:39:40,250 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:39:40,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:39:40,471 INFO L134 CoverageAnalysis]: Checked inductivity of 1381 backedges. 900 proven. 365 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-11-10 10:39:42,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:39:42,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6565 states to 5902 states and 6565 transitions. [2018-11-10 10:39:42,619 INFO L276 IsEmpty]: Start isEmpty. Operand 5902 states and 6565 transitions. [2018-11-10 10:39:42,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 500 [2018-11-10 10:39:42,623 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:39:42,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:39:42,848 INFO L134 CoverageAnalysis]: Checked inductivity of 1381 backedges. 900 proven. 365 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-11-10 10:39:47,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:39:47,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6608 states to 5943 states and 6608 transitions. [2018-11-10 10:39:47,679 INFO L276 IsEmpty]: Start isEmpty. Operand 5943 states and 6608 transitions. [2018-11-10 10:39:47,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 500 [2018-11-10 10:39:47,683 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:39:47,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:39:47,902 INFO L134 CoverageAnalysis]: Checked inductivity of 1381 backedges. 900 proven. 365 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-11-10 10:39:48,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:39:48,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6610 states to 5946 states and 6610 transitions. [2018-11-10 10:39:48,899 INFO L276 IsEmpty]: Start isEmpty. Operand 5946 states and 6610 transitions. [2018-11-10 10:39:48,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 500 [2018-11-10 10:39:48,902 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:39:48,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:39:49,123 INFO L134 CoverageAnalysis]: Checked inductivity of 1381 backedges. 900 proven. 365 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-11-10 10:39:53,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:39:53,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6640 states to 5976 states and 6640 transitions. [2018-11-10 10:39:53,487 INFO L276 IsEmpty]: Start isEmpty. Operand 5976 states and 6640 transitions. [2018-11-10 10:39:53,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 500 [2018-11-10 10:39:53,491 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:39:53,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:39:53,713 INFO L134 CoverageAnalysis]: Checked inductivity of 1381 backedges. 900 proven. 365 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-11-10 10:39:54,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:39:54,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6666 states to 6003 states and 6666 transitions. [2018-11-10 10:39:54,948 INFO L276 IsEmpty]: Start isEmpty. Operand 6003 states and 6666 transitions. [2018-11-10 10:39:54,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 500 [2018-11-10 10:39:54,952 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:39:54,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:39:55,171 INFO L134 CoverageAnalysis]: Checked inductivity of 1381 backedges. 900 proven. 365 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-11-10 10:39:56,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:39:56,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6693 states to 6031 states and 6693 transitions. [2018-11-10 10:39:56,896 INFO L276 IsEmpty]: Start isEmpty. Operand 6031 states and 6693 transitions. [2018-11-10 10:39:56,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 500 [2018-11-10 10:39:56,900 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:39:56,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:39:57,120 INFO L134 CoverageAnalysis]: Checked inductivity of 1381 backedges. 900 proven. 365 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-11-10 10:39:58,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:39:58,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6708 states to 6047 states and 6708 transitions. [2018-11-10 10:39:58,090 INFO L276 IsEmpty]: Start isEmpty. Operand 6047 states and 6708 transitions. [2018-11-10 10:39:58,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 500 [2018-11-10 10:39:58,093 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:39:58,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:39:58,507 INFO L134 CoverageAnalysis]: Checked inductivity of 1381 backedges. 900 proven. 365 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-11-10 10:39:59,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:39:59,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6720 states to 6060 states and 6720 transitions. [2018-11-10 10:39:59,515 INFO L276 IsEmpty]: Start isEmpty. Operand 6060 states and 6720 transitions. [2018-11-10 10:39:59,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 500 [2018-11-10 10:39:59,519 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:39:59,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:39:59,741 INFO L134 CoverageAnalysis]: Checked inductivity of 1381 backedges. 900 proven. 365 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-11-10 10:40:00,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:40:00,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6733 states to 6074 states and 6733 transitions. [2018-11-10 10:40:00,709 INFO L276 IsEmpty]: Start isEmpty. Operand 6074 states and 6733 transitions. [2018-11-10 10:40:00,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 500 [2018-11-10 10:40:00,712 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:40:00,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:40:00,932 INFO L134 CoverageAnalysis]: Checked inductivity of 1381 backedges. 900 proven. 365 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-11-10 10:40:01,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:40:01,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6748 states to 6090 states and 6748 transitions. [2018-11-10 10:40:01,878 INFO L276 IsEmpty]: Start isEmpty. Operand 6090 states and 6748 transitions. [2018-11-10 10:40:01,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 507 [2018-11-10 10:40:01,881 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:40:01,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:40:02,095 INFO L134 CoverageAnalysis]: Checked inductivity of 1436 backedges. 651 proven. 455 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2018-11-10 10:40:15,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:40:15,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6856 states to 6178 states and 6856 transitions. [2018-11-10 10:40:15,461 INFO L276 IsEmpty]: Start isEmpty. Operand 6178 states and 6856 transitions. [2018-11-10 10:40:15,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 507 [2018-11-10 10:40:15,464 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:40:15,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:40:15,883 INFO L134 CoverageAnalysis]: Checked inductivity of 1436 backedges. 651 proven. 455 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2018-11-10 10:40:20,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:40:20,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6887 states to 6207 states and 6887 transitions. [2018-11-10 10:40:20,392 INFO L276 IsEmpty]: Start isEmpty. Operand 6207 states and 6887 transitions. [2018-11-10 10:40:20,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 581 [2018-11-10 10:40:20,396 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:40:20,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:40:20,700 INFO L134 CoverageAnalysis]: Checked inductivity of 1878 backedges. 1101 proven. 527 refuted. 0 times theorem prover too weak. 250 trivial. 0 not checked. [2018-11-10 10:40:21,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:40:21,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6899 states to 6220 states and 6899 transitions. [2018-11-10 10:40:21,658 INFO L276 IsEmpty]: Start isEmpty. Operand 6220 states and 6899 transitions. [2018-11-10 10:40:21,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 581 [2018-11-10 10:40:21,662 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:40:21,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:40:21,962 INFO L134 CoverageAnalysis]: Checked inductivity of 1878 backedges. 1101 proven. 527 refuted. 0 times theorem prover too weak. 250 trivial. 0 not checked. [2018-11-10 10:40:23,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:40:23,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6905 states to 6226 states and 6905 transitions. [2018-11-10 10:40:23,356 INFO L276 IsEmpty]: Start isEmpty. Operand 6226 states and 6905 transitions. [2018-11-10 10:40:23,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 581 [2018-11-10 10:40:23,360 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:40:23,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:40:23,661 INFO L134 CoverageAnalysis]: Checked inductivity of 1878 backedges. 1101 proven. 527 refuted. 0 times theorem prover too weak. 250 trivial. 0 not checked. [2018-11-10 10:40:25,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:40:25,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6921 states to 6242 states and 6921 transitions. [2018-11-10 10:40:25,413 INFO L276 IsEmpty]: Start isEmpty. Operand 6242 states and 6921 transitions. [2018-11-10 10:40:25,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 581 [2018-11-10 10:40:25,417 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:40:25,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:40:25,718 INFO L134 CoverageAnalysis]: Checked inductivity of 1878 backedges. 1101 proven. 527 refuted. 0 times theorem prover too weak. 250 trivial. 0 not checked. [2018-11-10 10:40:27,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:40:27,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6937 states to 6258 states and 6937 transitions. [2018-11-10 10:40:27,449 INFO L276 IsEmpty]: Start isEmpty. Operand 6258 states and 6937 transitions. [2018-11-10 10:40:27,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 581 [2018-11-10 10:40:27,453 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:40:27,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:40:27,756 INFO L134 CoverageAnalysis]: Checked inductivity of 1878 backedges. 1101 proven. 527 refuted. 0 times theorem prover too weak. 250 trivial. 0 not checked. [2018-11-10 10:40:29,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:40:29,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6950 states to 6272 states and 6950 transitions. [2018-11-10 10:40:29,011 INFO L276 IsEmpty]: Start isEmpty. Operand 6272 states and 6950 transitions. [2018-11-10 10:40:29,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 581 [2018-11-10 10:40:29,015 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 10:40:29,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:40:29,316 INFO L134 CoverageAnalysis]: Checked inductivity of 1878 backedges. 1101 proven. 527 refuted. 0 times theorem prover too weak. 250 trivial. 0 not checked. [2018-11-10 10:40:30,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 10:40:30,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6144 states to 5536 states and 6144 transitions. [2018-11-10 10:40:30,405 INFO L276 IsEmpty]: Start isEmpty. Operand 5536 states and 6144 transitions. [2018-11-10 10:40:30,408 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 10:40:30,408 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 282 iterations. [2018-11-10 10:40:30,414 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-10 10:40:30,683 WARN L179 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 50 [2018-11-10 10:40:30,890 WARN L179 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 24 [2018-11-10 10:40:31,251 WARN L179 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 49 [2018-11-10 10:40:31,574 WARN L179 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 49 [2018-11-10 10:40:31,830 WARN L179 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 47 [2018-11-10 10:40:32,055 WARN L179 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 24 [2018-11-10 10:40:32,251 WARN L179 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 24 [2018-11-10 10:40:32,545 WARN L179 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 24 [2018-11-10 10:40:32,838 WARN L179 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 49 [2018-11-10 10:40:33,130 WARN L179 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 49 [2018-11-10 10:40:33,393 WARN L179 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 24 [2018-11-10 10:40:33,660 WARN L179 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 24 [2018-11-10 10:40:33,853 WARN L179 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 24 [2018-11-10 10:40:34,047 WARN L179 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 24 [2018-11-10 10:40:34,308 WARN L179 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 24 [2018-11-10 10:40:34,633 WARN L179 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 47 [2018-11-10 10:40:35,065 WARN L179 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 24 [2018-11-10 10:40:35,310 WARN L179 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 24 [2018-11-10 10:40:35,572 WARN L179 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 24 [2018-11-10 10:40:35,793 WARN L179 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 24 [2018-11-10 10:40:36,087 WARN L179 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 49 [2018-11-10 10:40:36,278 WARN L179 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 24 [2018-11-10 10:40:36,477 WARN L179 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 24 [2018-11-10 10:40:36,670 WARN L179 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 24 [2018-11-10 10:40:36,998 WARN L179 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 56 [2018-11-10 10:40:37,265 WARN L179 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 24 [2018-11-10 10:40:37,512 WARN L179 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 24 [2018-11-10 10:40:37,778 WARN L179 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 24 [2018-11-10 10:40:38,035 WARN L179 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 47 [2018-11-10 10:40:38,234 WARN L179 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 24 [2018-11-10 10:40:38,494 WARN L179 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 47 [2018-11-10 10:40:38,708 WARN L179 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 24 [2018-11-10 10:40:39,035 WARN L179 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 47 [2018-11-10 10:40:39,252 WARN L179 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 24 [2018-11-10 10:40:39,511 WARN L179 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 24 [2018-11-10 10:40:39,771 WARN L179 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 47 [2018-11-10 10:40:40,041 WARN L179 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 24 [2018-11-10 10:40:40,383 WARN L179 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 24 [2018-11-10 10:40:40,667 WARN L179 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 53 [2018-11-10 10:40:41,020 WARN L179 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 49 [2018-11-10 10:40:41,214 WARN L179 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 24 [2018-11-10 10:40:41,425 WARN L179 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 24 [2018-11-10 10:40:41,677 WARN L179 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 24 [2018-11-10 10:40:42,128 WARN L179 SmtUtils]: Spent 451.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 24 [2018-11-10 10:40:42,318 WARN L179 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 24 [2018-11-10 10:40:42,707 WARN L179 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 49 [2018-11-10 10:40:42,908 WARN L179 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 24 [2018-11-10 10:40:43,165 WARN L179 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 24 [2018-11-10 10:40:43,520 WARN L179 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 24 [2018-11-10 10:40:43,792 WARN L179 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 47 [2018-11-10 10:40:44,115 WARN L179 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 47 [2018-11-10 10:40:44,478 WARN L179 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 49 [2018-11-10 10:40:44,667 WARN L179 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 24 [2018-11-10 10:40:44,926 WARN L179 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 24 [2018-11-10 10:40:45,187 WARN L179 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 24 [2018-11-10 10:40:45,432 WARN L179 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 24 [2018-11-10 10:40:45,697 WARN L179 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 50 [2018-11-10 10:40:45,875 WARN L179 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 24 [2018-11-10 10:40:46,138 WARN L179 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 24 [2018-11-10 10:40:46,359 WARN L179 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 24 [2018-11-10 10:40:46,557 WARN L179 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 24 [2018-11-10 10:40:46,809 WARN L179 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 47 [2018-11-10 10:40:47,133 WARN L179 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 47 [2018-11-10 10:40:47,354 WARN L179 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 24 [2018-11-10 10:40:47,632 WARN L179 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 24 [2018-11-10 10:40:47,917 WARN L179 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 53 [2018-11-10 10:40:48,186 WARN L179 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 24 [2018-11-10 10:40:48,366 WARN L179 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 24 [2018-11-10 10:40:48,562 WARN L179 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 24 [2018-11-10 10:40:48,563 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 10:40:48,565 INFO L582 CodeCheckObserver]: Invariant with dag size 24 [2018-11-10 10:40:48,571 INFO L582 CodeCheckObserver]: Invariant with dag size 24 [2018-11-10 10:40:48,571 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 10:40:48 ImpRootNode [2018-11-10 10:40:48,572 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 10:40:48,572 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 10:40:48,572 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 10:40:48,572 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 10:40:48,572 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 10:34:08" (3/4) ... [2018-11-10 10:40:48,575 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 10:40:48,590 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 111 nodes and edges [2018-11-10 10:40:48,590 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2018-11-10 10:40:48,592 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-10 10:40:48,594 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-10 10:40:48,669 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_a68be47e-0968-4dfb-aea9-dcbe9e66c57d/bin-2019/ukojak/witness.graphml [2018-11-10 10:40:48,670 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 10:40:48,670 INFO L168 Benchmark]: Toolchain (without parser) took 402339.42 ms. Allocated memory was 1.0 GB in the beginning and 4.7 GB in the end (delta: 3.7 GB). Free memory was 953.9 MB in the beginning and 444.2 MB in the end (delta: 509.7 MB). Peak memory consumption was 4.2 GB. Max. memory is 11.5 GB. [2018-11-10 10:40:48,671 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 10:40:48,671 INFO L168 Benchmark]: CACSL2BoogieTranslator took 324.95 ms. Allocated memory is still 1.0 GB. Free memory was 953.9 MB in the beginning and 924.4 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. [2018-11-10 10:40:48,671 INFO L168 Benchmark]: Boogie Procedure Inliner took 117.28 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 924.4 MB in the beginning and 1.1 GB in the end (delta: -208.8 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. [2018-11-10 10:40:48,671 INFO L168 Benchmark]: Boogie Preprocessor took 38.47 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 11.5 GB. [2018-11-10 10:40:48,672 INFO L168 Benchmark]: RCFGBuilder took 1630.90 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 884.0 MB in the end (delta: 245.5 MB). Peak memory consumption was 245.5 MB. Max. memory is 11.5 GB. [2018-11-10 10:40:48,672 INFO L168 Benchmark]: CodeCheck took 400126.74 ms. Allocated memory was 1.2 GB in the beginning and 4.7 GB in the end (delta: 3.6 GB). Free memory was 884.0 MB in the beginning and 444.2 MB in the end (delta: 439.7 MB). Peak memory consumption was 4.2 GB. Max. memory is 11.5 GB. [2018-11-10 10:40:48,672 INFO L168 Benchmark]: Witness Printer took 97.83 ms. Allocated memory is still 4.7 GB. Free memory was 444.2 MB in the beginning and 444.2 MB in the end (delta: 10.0 kB). Peak memory consumption was 10.0 kB. Max. memory is 11.5 GB. [2018-11-10 10:40:48,674 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, 381.9s OverallTime, 282 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 68157952 SDtfs, 1719173028 SDslu, 511709184 SDs, 0 SdLazy, -1984201792 SolverSat, 336398336 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1991.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 497563 GetRequests, 479761 SyntacticMatches, 15128 SemanticMatches, 2674 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5573021 ImplicationChecksByTransitivity, 326.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 1.1s SsaConstructionTime, 2.4s SatisfiabilityAnalysisTime, 21.5s InterpolantComputationTime, 77873 NumberOfCodeBlocks, 77873 NumberOfCodeBlocksAsserted, 281 NumberOfCheckSat, 77592 ConstructedInterpolants, 0 QuantifiedInterpolants, 84614601 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 281 InterpolantComputations, 162 PerfectInterpolantSequences, 118773/133098 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: 466]: 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: ((((!(a28 == 9) && !(a17 == 9)) || a17 == 8) || (a28 == 7 && !(a11 == 1))) || ((!(a19 == 1) && !(a28 == 7)) && a11 == 1)) || ((!(a19 == 1) && !(a11 == 1)) && !(a28 == 9)) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((((!(a28 == 9) && !(a17 == 9)) || a17 == 8) || (a28 == 7 && !(a11 == 1))) || ((!(a19 == 1) && !(a28 == 7)) && a11 == 1)) || ((!(a19 == 1) && !(a11 == 1)) && !(a28 == 9)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 324.95 ms. Allocated memory is still 1.0 GB. Free memory was 953.9 MB in the beginning and 924.4 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 117.28 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 924.4 MB in the beginning and 1.1 GB in the end (delta: -208.8 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 38.47 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1630.90 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 884.0 MB in the end (delta: 245.5 MB). Peak memory consumption was 245.5 MB. Max. memory is 11.5 GB. * CodeCheck took 400126.74 ms. Allocated memory was 1.2 GB in the beginning and 4.7 GB in the end (delta: 3.6 GB). Free memory was 884.0 MB in the beginning and 444.2 MB in the end (delta: 439.7 MB). Peak memory consumption was 4.2 GB. Max. memory is 11.5 GB. * Witness Printer took 97.83 ms. Allocated memory is still 4.7 GB. Free memory was 444.2 MB in the beginning and 444.2 MB in the end (delta: 10.0 kB). Peak memory consumption was 10.0 kB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...