./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label01_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_96df6f92-4b32-451c-946c-af5eae1afbac/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_96df6f92-4b32-451c-946c-af5eae1afbac/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_96df6f92-4b32-451c-946c-af5eae1afbac/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_96df6f92-4b32-451c-946c-af5eae1afbac/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label01_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_96df6f92-4b32-451c-946c-af5eae1afbac/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_96df6f92-4b32-451c-946c-af5eae1afbac/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 4facd755ec6bf0af5c404932d2a8a73ce9edcfbd ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 13:03:56,276 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 13:03:56,277 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 13:03:56,284 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 13:03:56,285 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 13:03:56,285 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 13:03:56,286 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 13:03:56,287 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 13:03:56,288 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 13:03:56,289 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 13:03:56,290 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 13:03:56,290 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 13:03:56,291 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 13:03:56,291 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 13:03:56,292 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 13:03:56,293 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 13:03:56,293 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 13:03:56,295 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 13:03:56,296 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 13:03:56,297 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 13:03:56,298 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 13:03:56,299 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 13:03:56,300 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 13:03:56,300 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 13:03:56,301 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 13:03:56,301 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 13:03:56,302 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 13:03:56,303 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 13:03:56,303 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 13:03:56,304 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 13:03:56,304 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 13:03:56,305 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 13:03:56,305 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 13:03:56,305 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 13:03:56,306 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 13:03:56,306 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 13:03:56,307 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_96df6f92-4b32-451c-946c-af5eae1afbac/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 13:03:56,317 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 13:03:56,317 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 13:03:56,318 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 13:03:56,318 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 13:03:56,318 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 13:03:56,318 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 13:03:56,318 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 13:03:56,319 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 13:03:56,319 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 13:03:56,319 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 13:03:56,319 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 13:03:56,319 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 13:03:56,319 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 13:03:56,320 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 13:03:56,320 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 13:03:56,320 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 13:03:56,320 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 13:03:56,320 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 13:03:56,320 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 13:03:56,320 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 13:03:56,321 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 13:03:56,321 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 13:03:56,321 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 13:03:56,321 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 13:03:56,321 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 13:03:56,321 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 13:03:56,322 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 13:03:56,322 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 13:03:56,322 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 13:03:56,322 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_96df6f92-4b32-451c-946c-af5eae1afbac/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 -> 4facd755ec6bf0af5c404932d2a8a73ce9edcfbd [2018-11-18 13:03:56,343 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 13:03:56,352 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 13:03:56,353 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 13:03:56,354 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 13:03:56,355 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 13:03:56,355 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_96df6f92-4b32-451c-946c-af5eae1afbac/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label01_true-unreach-call_false-termination.c [2018-11-18 13:03:56,392 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_96df6f92-4b32-451c-946c-af5eae1afbac/bin-2019/ukojak/data/d128701eb/e2f3810e8dad4ae884991232239c1004/FLAGcdc8b9a20 [2018-11-18 13:03:56,802 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 13:03:56,803 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_96df6f92-4b32-451c-946c-af5eae1afbac/sv-benchmarks/c/eca-rers2012/Problem02_label01_true-unreach-call_false-termination.c [2018-11-18 13:03:56,811 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_96df6f92-4b32-451c-946c-af5eae1afbac/bin-2019/ukojak/data/d128701eb/e2f3810e8dad4ae884991232239c1004/FLAGcdc8b9a20 [2018-11-18 13:03:57,154 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_96df6f92-4b32-451c-946c-af5eae1afbac/bin-2019/ukojak/data/d128701eb/e2f3810e8dad4ae884991232239c1004 [2018-11-18 13:03:57,157 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 13:03:57,158 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 13:03:57,159 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 13:03:57,159 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 13:03:57,161 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 13:03:57,162 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 01:03:57" (1/1) ... [2018-11-18 13:03:57,163 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19f35076 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:03:57, skipping insertion in model container [2018-11-18 13:03:57,163 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 01:03:57" (1/1) ... [2018-11-18 13:03:57,169 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 13:03:57,203 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 13:03:57,451 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 13:03:57,455 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 13:03:57,520 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 13:03:57,531 INFO L195 MainTranslator]: Completed translation [2018-11-18 13:03:57,531 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:03:57 WrapperNode [2018-11-18 13:03:57,531 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 13:03:57,531 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 13:03:57,531 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 13:03:57,532 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 13:03:57,584 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:03:57" (1/1) ... [2018-11-18 13:03:57,597 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:03:57" (1/1) ... [2018-11-18 13:03:57,627 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 13:03:57,628 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 13:03:57,628 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 13:03:57,628 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 13:03:57,635 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:03:57" (1/1) ... [2018-11-18 13:03:57,635 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:03:57" (1/1) ... [2018-11-18 13:03:57,639 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:03:57" (1/1) ... [2018-11-18 13:03:57,639 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:03:57" (1/1) ... [2018-11-18 13:03:57,652 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:03:57" (1/1) ... [2018-11-18 13:03:57,660 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:03:57" (1/1) ... [2018-11-18 13:03:57,664 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:03:57" (1/1) ... [2018-11-18 13:03:57,669 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 13:03:57,669 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 13:03:57,669 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 13:03:57,670 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 13:03:57,670 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:03:57" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_96df6f92-4b32-451c-946c-af5eae1afbac/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 13:03:57,720 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-18 13:03:57,720 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 13:03:57,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 13:03:59,335 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 13:03:59,336 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:03:59 BoogieIcfgContainer [2018-11-18 13:03:59,336 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 13:03:59,336 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 13:03:59,337 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 13:03:59,348 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 13:03:59,349 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:03:59" (1/1) ... [2018-11-18 13:03:59,363 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:03:59,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:03:59,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 86 states and 164 transitions. [2018-11-18 13:03:59,401 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 164 transitions. [2018-11-18 13:03:59,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-18 13:03:59,405 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:03:59,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:03:59,671 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:04:00,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:00,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 165 states and 278 transitions. [2018-11-18 13:04:00,110 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 278 transitions. [2018-11-18 13:04:00,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-18 13:04:00,112 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:00,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:00,218 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:04:00,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:00,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 245 states and 374 transitions. [2018-11-18 13:04:00,662 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 374 transitions. [2018-11-18 13:04:00,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-18 13:04:00,666 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:00,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:00,717 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:04:00,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:00,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 250 states and 380 transitions. [2018-11-18 13:04:00,901 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 380 transitions. [2018-11-18 13:04:00,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-18 13:04:00,904 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:00,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:00,959 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:04:01,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:01,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 256 states and 393 transitions. [2018-11-18 13:04:01,087 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 393 transitions. [2018-11-18 13:04:01,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-18 13:04:01,090 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:01,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:01,172 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:04:01,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:01,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 261 states and 400 transitions. [2018-11-18 13:04:01,355 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 400 transitions. [2018-11-18 13:04:01,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-18 13:04:01,356 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:01,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:01,432 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 13:04:01,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:01,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 272 states and 422 transitions. [2018-11-18 13:04:01,804 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 422 transitions. [2018-11-18 13:04:01,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-18 13:04:01,805 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:01,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:01,820 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 13:04:02,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:02,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 278 states and 433 transitions. [2018-11-18 13:04:02,032 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 433 transitions. [2018-11-18 13:04:02,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-18 13:04:02,033 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:02,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:02,049 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:04:02,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:02,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 283 states and 442 transitions. [2018-11-18 13:04:02,265 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 442 transitions. [2018-11-18 13:04:02,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-18 13:04:02,267 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:02,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:02,285 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:04:02,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:02,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 287 states and 446 transitions. [2018-11-18 13:04:02,403 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 446 transitions. [2018-11-18 13:04:02,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-18 13:04:02,404 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:02,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:02,425 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:04:02,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:02,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 294 states and 459 transitions. [2018-11-18 13:04:02,811 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 459 transitions. [2018-11-18 13:04:02,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-18 13:04:02,813 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:02,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:02,894 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 13:04:03,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:03,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 304 states and 480 transitions. [2018-11-18 13:04:03,253 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 480 transitions. [2018-11-18 13:04:03,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-18 13:04:03,254 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:03,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:03,266 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:04:03,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:03,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 319 states and 499 transitions. [2018-11-18 13:04:03,774 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 499 transitions. [2018-11-18 13:04:03,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-18 13:04:03,775 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:03,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:03,787 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 13:04:03,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:03,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 322 states and 502 transitions. [2018-11-18 13:04:03,803 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 502 transitions. [2018-11-18 13:04:03,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-18 13:04:03,804 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:03,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:03,818 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:04:03,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:03,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 329 states and 509 transitions. [2018-11-18 13:04:03,848 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 509 transitions. [2018-11-18 13:04:03,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-18 13:04:03,849 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:03,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:03,866 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 13:04:04,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:04,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 336 states and 524 transitions. [2018-11-18 13:04:04,298 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 524 transitions. [2018-11-18 13:04:04,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-18 13:04:04,299 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:04,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:04,315 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 13:04:04,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:04,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 340 states and 529 transitions. [2018-11-18 13:04:04,448 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 529 transitions. [2018-11-18 13:04:04,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-18 13:04:04,449 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:04,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:04,460 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:04:04,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:04,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 342 states and 531 transitions. [2018-11-18 13:04:04,473 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 531 transitions. [2018-11-18 13:04:04,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-18 13:04:04,474 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:04,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:04,485 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 13:04:04,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:04,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 347 states and 540 transitions. [2018-11-18 13:04:04,723 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 540 transitions. [2018-11-18 13:04:04,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-18 13:04:04,724 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:04,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:04,736 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 13:04:04,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:04,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 351 states and 545 transitions. [2018-11-18 13:04:04,846 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 545 transitions. [2018-11-18 13:04:04,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-18 13:04:04,847 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:04,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:04,860 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 13:04:04,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:04,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 355 states and 549 transitions. [2018-11-18 13:04:04,983 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 549 transitions. [2018-11-18 13:04:04,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 13:04:04,983 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:04,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:05,096 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:04:05,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:05,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 365 states and 563 transitions. [2018-11-18 13:04:05,703 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 563 transitions. [2018-11-18 13:04:05,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 13:04:05,704 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:05,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:05,726 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:04:06,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:06,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 367 states and 565 transitions. [2018-11-18 13:04:06,070 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 565 transitions. [2018-11-18 13:04:06,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-18 13:04:06,071 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:06,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:06,090 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:04:06,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:06,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 373 states and 571 transitions. [2018-11-18 13:04:06,143 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 571 transitions. [2018-11-18 13:04:06,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-18 13:04:06,144 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:06,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:06,164 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 13:04:06,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:06,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 391 states and 594 transitions. [2018-11-18 13:04:06,811 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 594 transitions. [2018-11-18 13:04:06,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-18 13:04:06,812 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:06,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:06,830 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 13:04:07,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:07,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 402 states and 612 transitions. [2018-11-18 13:04:07,561 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 612 transitions. [2018-11-18 13:04:07,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-18 13:04:07,562 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:07,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:07,580 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 13:04:07,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:07,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 404 states and 614 transitions. [2018-11-18 13:04:07,979 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 614 transitions. [2018-11-18 13:04:07,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-18 13:04:07,980 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:07,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:07,993 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:04:08,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:08,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 409 states and 619 transitions. [2018-11-18 13:04:08,019 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 619 transitions. [2018-11-18 13:04:08,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-18 13:04:08,020 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:08,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:08,032 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:04:08,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:08,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 410 states and 620 transitions. [2018-11-18 13:04:08,042 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 620 transitions. [2018-11-18 13:04:08,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-18 13:04:08,043 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:08,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:08,057 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 13:04:08,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:08,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 413 states and 623 transitions. [2018-11-18 13:04:08,078 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 623 transitions. [2018-11-18 13:04:08,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-18 13:04:08,078 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:08,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:08,094 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 13:04:08,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:08,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 420 states and 630 transitions. [2018-11-18 13:04:08,273 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 630 transitions. [2018-11-18 13:04:08,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-18 13:04:08,274 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:08,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:08,377 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 13:04:09,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:09,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 444 states and 663 transitions. [2018-11-18 13:04:09,068 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 663 transitions. [2018-11-18 13:04:09,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-18 13:04:09,068 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:09,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:09,096 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:04:09,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:09,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 453 states and 674 transitions. [2018-11-18 13:04:09,534 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 674 transitions. [2018-11-18 13:04:09,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-11-18 13:04:09,535 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:09,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:09,701 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:04:10,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:10,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 709 states to 482 states and 709 transitions. [2018-11-18 13:04:10,513 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 709 transitions. [2018-11-18 13:04:10,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-18 13:04:10,513 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:10,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:10,640 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 13:04:11,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:11,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 489 states and 728 transitions. [2018-11-18 13:04:11,326 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 728 transitions. [2018-11-18 13:04:11,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-18 13:04:11,327 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:11,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:11,386 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 13:04:11,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:11,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 734 states to 493 states and 734 transitions. [2018-11-18 13:04:11,548 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 734 transitions. [2018-11-18 13:04:11,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-18 13:04:11,548 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:11,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:11,591 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:04:12,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:12,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 775 states to 522 states and 775 transitions. [2018-11-18 13:04:12,521 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 775 transitions. [2018-11-18 13:04:12,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-18 13:04:12,521 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:12,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:12,569 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:04:12,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:12,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 779 states to 526 states and 779 transitions. [2018-11-18 13:04:12,725 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 779 transitions. [2018-11-18 13:04:12,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-18 13:04:12,726 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:12,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:12,782 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:04:12,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:12,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 530 states and 783 transitions. [2018-11-18 13:04:12,925 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 783 transitions. [2018-11-18 13:04:12,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-18 13:04:12,925 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:12,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:12,981 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:04:13,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:13,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 534 states and 789 transitions. [2018-11-18 13:04:13,133 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 789 transitions. [2018-11-18 13:04:13,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-18 13:04:13,133 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:13,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:13,182 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:04:13,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:13,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 536 states and 792 transitions. [2018-11-18 13:04:13,508 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 792 transitions. [2018-11-18 13:04:13,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-18 13:04:13,509 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:13,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:13,574 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:04:13,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:13,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 540 states and 796 transitions. [2018-11-18 13:04:13,769 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 796 transitions. [2018-11-18 13:04:13,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-18 13:04:13,769 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:13,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:14,170 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 43 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:04:16,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:16,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 845 states to 575 states and 845 transitions. [2018-11-18 13:04:16,582 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 845 transitions. [2018-11-18 13:04:16,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-18 13:04:16,583 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:16,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:16,607 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 43 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:04:16,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:16,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 847 states to 577 states and 847 transitions. [2018-11-18 13:04:16,819 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 847 transitions. [2018-11-18 13:04:16,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-18 13:04:16,819 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:16,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:16,873 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:04:17,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:17,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 584 states and 856 transitions. [2018-11-18 13:04:17,391 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 856 transitions. [2018-11-18 13:04:17,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-18 13:04:17,392 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:17,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:17,405 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 13:04:17,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:17,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 863 states to 590 states and 863 transitions. [2018-11-18 13:04:17,518 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 863 transitions. [2018-11-18 13:04:17,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-18 13:04:17,519 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:17,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:17,585 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 13:04:18,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:18,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 895 states to 617 states and 895 transitions. [2018-11-18 13:04:18,427 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 895 transitions. [2018-11-18 13:04:18,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-18 13:04:18,428 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:18,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:18,492 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 13:04:18,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:18,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 899 states to 621 states and 899 transitions. [2018-11-18 13:04:18,668 INFO L276 IsEmpty]: Start isEmpty. Operand 621 states and 899 transitions. [2018-11-18 13:04:18,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-18 13:04:18,669 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:18,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:18,735 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:04:18,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:18,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 904 states to 626 states and 904 transitions. [2018-11-18 13:04:18,760 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 904 transitions. [2018-11-18 13:04:18,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-11-18 13:04:18,761 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:18,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:19,098 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 37 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:04:20,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:20,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 935 states to 650 states and 935 transitions. [2018-11-18 13:04:20,602 INFO L276 IsEmpty]: Start isEmpty. Operand 650 states and 935 transitions. [2018-11-18 13:04:20,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-11-18 13:04:20,603 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:20,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:20,671 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 43 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 13:04:22,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:22,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 968 states to 677 states and 968 transitions. [2018-11-18 13:04:22,101 INFO L276 IsEmpty]: Start isEmpty. Operand 677 states and 968 transitions. [2018-11-18 13:04:22,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-11-18 13:04:22,102 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:22,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:22,124 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:04:23,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:23,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1012 states to 714 states and 1012 transitions. [2018-11-18 13:04:23,374 INFO L276 IsEmpty]: Start isEmpty. Operand 714 states and 1012 transitions. [2018-11-18 13:04:23,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-18 13:04:23,374 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:23,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:23,474 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:04:24,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:24,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1021 states to 718 states and 1021 transitions. [2018-11-18 13:04:24,015 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 1021 transitions. [2018-11-18 13:04:24,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-18 13:04:24,015 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:24,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:24,037 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:04:25,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:25,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1059 states to 754 states and 1059 transitions. [2018-11-18 13:04:25,277 INFO L276 IsEmpty]: Start isEmpty. Operand 754 states and 1059 transitions. [2018-11-18 13:04:25,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-18 13:04:25,278 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:25,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:25,294 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:04:25,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:25,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1085 states to 777 states and 1085 transitions. [2018-11-18 13:04:25,830 INFO L276 IsEmpty]: Start isEmpty. Operand 777 states and 1085 transitions. [2018-11-18 13:04:25,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-18 13:04:25,831 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:25,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:26,324 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:04:29,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:29,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1205 states to 891 states and 1205 transitions. [2018-11-18 13:04:29,388 INFO L276 IsEmpty]: Start isEmpty. Operand 891 states and 1205 transitions. [2018-11-18 13:04:29,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-18 13:04:29,389 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:29,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:29,430 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 13:04:30,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:30,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1251 states to 921 states and 1251 transitions. [2018-11-18 13:04:30,651 INFO L276 IsEmpty]: Start isEmpty. Operand 921 states and 1251 transitions. [2018-11-18 13:04:30,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-18 13:04:30,653 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:30,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:30,678 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 13:04:31,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:31,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1265 states to 932 states and 1265 transitions. [2018-11-18 13:04:31,912 INFO L276 IsEmpty]: Start isEmpty. Operand 932 states and 1265 transitions. [2018-11-18 13:04:31,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-18 13:04:31,913 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:31,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:31,954 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 13:04:32,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:32,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1269 states to 936 states and 1269 transitions. [2018-11-18 13:04:32,184 INFO L276 IsEmpty]: Start isEmpty. Operand 936 states and 1269 transitions. [2018-11-18 13:04:32,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-18 13:04:32,185 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:32,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:32,212 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 13:04:32,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:32,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1276 states to 940 states and 1276 transitions. [2018-11-18 13:04:32,621 INFO L276 IsEmpty]: Start isEmpty. Operand 940 states and 1276 transitions. [2018-11-18 13:04:32,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-18 13:04:32,622 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:32,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:32,650 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:04:33,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:33,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1303 states to 964 states and 1303 transitions. [2018-11-18 13:04:33,107 INFO L276 IsEmpty]: Start isEmpty. Operand 964 states and 1303 transitions. [2018-11-18 13:04:33,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-18 13:04:33,108 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:33,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:33,128 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:04:33,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:33,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1314 states to 972 states and 1314 transitions. [2018-11-18 13:04:33,466 INFO L276 IsEmpty]: Start isEmpty. Operand 972 states and 1314 transitions. [2018-11-18 13:04:33,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-18 13:04:33,467 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:33,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:33,494 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:04:33,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:34,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1337 states to 994 states and 1337 transitions. [2018-11-18 13:04:34,009 INFO L276 IsEmpty]: Start isEmpty. Operand 994 states and 1337 transitions. [2018-11-18 13:04:34,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-18 13:04:34,009 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:34,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:34,045 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:04:34,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:34,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1344 states to 999 states and 1344 transitions. [2018-11-18 13:04:34,754 INFO L276 IsEmpty]: Start isEmpty. Operand 999 states and 1344 transitions. [2018-11-18 13:04:34,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-18 13:04:34,755 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:34,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:34,789 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:04:35,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:35,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1359 states to 1013 states and 1359 transitions. [2018-11-18 13:04:35,292 INFO L276 IsEmpty]: Start isEmpty. Operand 1013 states and 1359 transitions. [2018-11-18 13:04:35,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-18 13:04:35,293 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:35,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:35,323 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:04:35,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:35,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1365 states to 1019 states and 1365 transitions. [2018-11-18 13:04:35,751 INFO L276 IsEmpty]: Start isEmpty. Operand 1019 states and 1365 transitions. [2018-11-18 13:04:35,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-18 13:04:35,751 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:35,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:35,773 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:04:36,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:36,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1371 states to 1026 states and 1371 transitions. [2018-11-18 13:04:36,024 INFO L276 IsEmpty]: Start isEmpty. Operand 1026 states and 1371 transitions. [2018-11-18 13:04:36,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-18 13:04:36,025 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:36,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:36,045 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:04:36,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:36,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1374 states to 1029 states and 1374 transitions. [2018-11-18 13:04:36,287 INFO L276 IsEmpty]: Start isEmpty. Operand 1029 states and 1374 transitions. [2018-11-18 13:04:36,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-18 13:04:36,288 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:36,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:36,309 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:04:36,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:36,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1385 states to 1041 states and 1385 transitions. [2018-11-18 13:04:36,563 INFO L276 IsEmpty]: Start isEmpty. Operand 1041 states and 1385 transitions. [2018-11-18 13:04:36,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-18 13:04:36,564 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:36,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:36,626 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:04:36,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:36,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1391 states to 1048 states and 1391 transitions. [2018-11-18 13:04:36,790 INFO L276 IsEmpty]: Start isEmpty. Operand 1048 states and 1391 transitions. [2018-11-18 13:04:36,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-18 13:04:36,791 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:36,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:36,813 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:04:37,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:37,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1397 states to 1055 states and 1397 transitions. [2018-11-18 13:04:37,220 INFO L276 IsEmpty]: Start isEmpty. Operand 1055 states and 1397 transitions. [2018-11-18 13:04:37,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-18 13:04:37,221 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:37,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:37,242 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:04:37,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:37,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1401 states to 1059 states and 1401 transitions. [2018-11-18 13:04:37,489 INFO L276 IsEmpty]: Start isEmpty. Operand 1059 states and 1401 transitions. [2018-11-18 13:04:37,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-18 13:04:37,490 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:37,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:37,567 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 79 proven. 10 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-18 13:04:37,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:37,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1426 states to 1083 states and 1426 transitions. [2018-11-18 13:04:37,647 INFO L276 IsEmpty]: Start isEmpty. Operand 1083 states and 1426 transitions. [2018-11-18 13:04:37,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-18 13:04:37,647 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:37,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:37,758 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 79 proven. 10 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-18 13:04:38,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:38,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1438 states to 1093 states and 1438 transitions. [2018-11-18 13:04:38,042 INFO L276 IsEmpty]: Start isEmpty. Operand 1093 states and 1438 transitions. [2018-11-18 13:04:38,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-18 13:04:38,043 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:38,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:38,120 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 79 proven. 10 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-18 13:04:38,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:38,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1447 states to 1101 states and 1447 transitions. [2018-11-18 13:04:38,820 INFO L276 IsEmpty]: Start isEmpty. Operand 1101 states and 1447 transitions. [2018-11-18 13:04:38,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-18 13:04:38,821 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:38,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:38,905 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 79 proven. 10 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-18 13:04:39,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:39,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1458 states to 1111 states and 1458 transitions. [2018-11-18 13:04:39,207 INFO L276 IsEmpty]: Start isEmpty. Operand 1111 states and 1458 transitions. [2018-11-18 13:04:39,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-18 13:04:39,207 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:39,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:39,331 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 79 proven. 10 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-18 13:04:39,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:39,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1473 states to 1126 states and 1473 transitions. [2018-11-18 13:04:39,845 INFO L276 IsEmpty]: Start isEmpty. Operand 1126 states and 1473 transitions. [2018-11-18 13:04:39,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-11-18 13:04:39,845 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:39,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:39,882 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-18 13:04:39,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:39,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1477 states to 1127 states and 1477 transitions. [2018-11-18 13:04:39,924 INFO L276 IsEmpty]: Start isEmpty. Operand 1127 states and 1477 transitions. [2018-11-18 13:04:39,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-11-18 13:04:39,925 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:39,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:39,943 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-11-18 13:04:40,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:40,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1480 states to 1128 states and 1480 transitions. [2018-11-18 13:04:40,182 INFO L276 IsEmpty]: Start isEmpty. Operand 1128 states and 1480 transitions. [2018-11-18 13:04:40,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-11-18 13:04:40,183 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:40,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:40,203 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-11-18 13:04:41,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:41,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1490 states to 1136 states and 1490 transitions. [2018-11-18 13:04:41,096 INFO L276 IsEmpty]: Start isEmpty. Operand 1136 states and 1490 transitions. [2018-11-18 13:04:41,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-11-18 13:04:41,097 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:41,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:41,124 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-18 13:04:41,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:41,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1496 states to 1141 states and 1496 transitions. [2018-11-18 13:04:41,421 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 1496 transitions. [2018-11-18 13:04:41,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-18 13:04:41,422 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:41,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:42,201 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 13:04:44,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:44,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1566 states to 1212 states and 1566 transitions. [2018-11-18 13:04:44,963 INFO L276 IsEmpty]: Start isEmpty. Operand 1212 states and 1566 transitions. [2018-11-18 13:04:44,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-18 13:04:44,964 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:44,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:44,992 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-18 13:04:46,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:46,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1587 states to 1232 states and 1587 transitions. [2018-11-18 13:04:46,096 INFO L276 IsEmpty]: Start isEmpty. Operand 1232 states and 1587 transitions. [2018-11-18 13:04:46,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-11-18 13:04:46,097 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:46,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:46,121 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-18 13:04:47,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:47,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1613 states to 1249 states and 1613 transitions. [2018-11-18 13:04:47,785 INFO L276 IsEmpty]: Start isEmpty. Operand 1249 states and 1613 transitions. [2018-11-18 13:04:47,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-11-18 13:04:47,786 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:47,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:47,806 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-18 13:04:47,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:47,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1625 states to 1261 states and 1625 transitions. [2018-11-18 13:04:47,965 INFO L276 IsEmpty]: Start isEmpty. Operand 1261 states and 1625 transitions. [2018-11-18 13:04:47,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-18 13:04:47,965 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:47,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:48,038 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-18 13:04:48,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:48,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1636 states to 1270 states and 1636 transitions. [2018-11-18 13:04:48,717 INFO L276 IsEmpty]: Start isEmpty. Operand 1270 states and 1636 transitions. [2018-11-18 13:04:48,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-18 13:04:48,718 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:48,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:48,738 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-11-18 13:04:49,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:49,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1644 states to 1275 states and 1644 transitions. [2018-11-18 13:04:49,078 INFO L276 IsEmpty]: Start isEmpty. Operand 1275 states and 1644 transitions. [2018-11-18 13:04:49,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-18 13:04:49,079 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:49,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:49,102 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-11-18 13:04:49,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:49,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1650 states to 1279 states and 1650 transitions. [2018-11-18 13:04:49,916 INFO L276 IsEmpty]: Start isEmpty. Operand 1279 states and 1650 transitions. [2018-11-18 13:04:49,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-18 13:04:49,917 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:49,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:49,939 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-11-18 13:04:50,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:50,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1652 states to 1281 states and 1652 transitions. [2018-11-18 13:04:50,476 INFO L276 IsEmpty]: Start isEmpty. Operand 1281 states and 1652 transitions. [2018-11-18 13:04:50,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-11-18 13:04:50,477 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:50,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:50,499 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-18 13:04:50,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:50,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1653 states to 1282 states and 1653 transitions. [2018-11-18 13:04:50,647 INFO L276 IsEmpty]: Start isEmpty. Operand 1282 states and 1653 transitions. [2018-11-18 13:04:50,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-11-18 13:04:50,648 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:50,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:50,669 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-18 13:04:50,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:50,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1657 states to 1286 states and 1657 transitions. [2018-11-18 13:04:50,871 INFO L276 IsEmpty]: Start isEmpty. Operand 1286 states and 1657 transitions. [2018-11-18 13:04:50,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-18 13:04:50,872 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:50,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:50,902 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-18 13:04:51,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:51,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1672 states to 1300 states and 1672 transitions. [2018-11-18 13:04:51,273 INFO L276 IsEmpty]: Start isEmpty. Operand 1300 states and 1672 transitions. [2018-11-18 13:04:51,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-18 13:04:51,274 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:51,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:51,298 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 116 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 13:04:51,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:51,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1676 states to 1305 states and 1676 transitions. [2018-11-18 13:04:51,473 INFO L276 IsEmpty]: Start isEmpty. Operand 1305 states and 1676 transitions. [2018-11-18 13:04:51,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-11-18 13:04:51,474 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:51,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:51,511 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-18 13:04:53,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:53,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1711 states to 1335 states and 1711 transitions. [2018-11-18 13:04:53,124 INFO L276 IsEmpty]: Start isEmpty. Operand 1335 states and 1711 transitions. [2018-11-18 13:04:53,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-11-18 13:04:53,125 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:53,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:53,146 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 13:04:53,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:53,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1712 states to 1336 states and 1712 transitions. [2018-11-18 13:04:53,164 INFO L276 IsEmpty]: Start isEmpty. Operand 1336 states and 1712 transitions. [2018-11-18 13:04:53,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-11-18 13:04:53,165 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:53,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:53,200 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-18 13:04:53,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:53,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1724 states to 1346 states and 1724 transitions. [2018-11-18 13:04:53,364 INFO L276 IsEmpty]: Start isEmpty. Operand 1346 states and 1724 transitions. [2018-11-18 13:04:53,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-11-18 13:04:53,365 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:53,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:53,396 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-18 13:04:53,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:53,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1729 states to 1352 states and 1729 transitions. [2018-11-18 13:04:53,670 INFO L276 IsEmpty]: Start isEmpty. Operand 1352 states and 1729 transitions. [2018-11-18 13:04:53,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-11-18 13:04:53,671 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:53,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:53,695 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-18 13:04:54,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:54,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1755 states to 1373 states and 1755 transitions. [2018-11-18 13:04:54,640 INFO L276 IsEmpty]: Start isEmpty. Operand 1373 states and 1755 transitions. [2018-11-18 13:04:54,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-18 13:04:54,641 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:54,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:54,665 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 13:04:54,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:54,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1757 states to 1375 states and 1757 transitions. [2018-11-18 13:04:54,688 INFO L276 IsEmpty]: Start isEmpty. Operand 1375 states and 1757 transitions. [2018-11-18 13:04:54,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-11-18 13:04:54,689 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:54,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:54,748 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-18 13:04:56,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:56,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1780 states to 1397 states and 1780 transitions. [2018-11-18 13:04:56,128 INFO L276 IsEmpty]: Start isEmpty. Operand 1397 states and 1780 transitions. [2018-11-18 13:04:56,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-11-18 13:04:56,129 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:56,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:56,196 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-18 13:04:57,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:57,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1793 states to 1408 states and 1793 transitions. [2018-11-18 13:04:57,251 INFO L276 IsEmpty]: Start isEmpty. Operand 1408 states and 1793 transitions. [2018-11-18 13:04:57,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-11-18 13:04:57,251 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:57,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:57,302 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-18 13:04:57,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:57,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1804 states to 1419 states and 1804 transitions. [2018-11-18 13:04:57,862 INFO L276 IsEmpty]: Start isEmpty. Operand 1419 states and 1804 transitions. [2018-11-18 13:04:57,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-11-18 13:04:57,863 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:57,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:57,889 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-18 13:04:57,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:04:57,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1806 states to 1421 states and 1806 transitions. [2018-11-18 13:04:57,913 INFO L276 IsEmpty]: Start isEmpty. Operand 1421 states and 1806 transitions. [2018-11-18 13:04:57,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-18 13:04:57,913 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:04:57,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:58,970 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-18 13:05:02,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:05:02,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1863 states to 1475 states and 1863 transitions. [2018-11-18 13:05:02,543 INFO L276 IsEmpty]: Start isEmpty. Operand 1475 states and 1863 transitions. [2018-11-18 13:05:02,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-18 13:05:02,544 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:05:02,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:05:02,752 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-18 13:05:05,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:05:05,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1888 states to 1500 states and 1888 transitions. [2018-11-18 13:05:05,109 INFO L276 IsEmpty]: Start isEmpty. Operand 1500 states and 1888 transitions. [2018-11-18 13:05:05,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-18 13:05:05,110 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:05:05,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:05:05,306 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-18 13:05:06,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:05:06,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1906 states to 1519 states and 1906 transitions. [2018-11-18 13:05:06,356 INFO L276 IsEmpty]: Start isEmpty. Operand 1519 states and 1906 transitions. [2018-11-18 13:05:06,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-18 13:05:06,357 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:05:06,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:05:06,560 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 155 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:05:07,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:05:07,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1926 states to 1526 states and 1926 transitions. [2018-11-18 13:05:07,683 INFO L276 IsEmpty]: Start isEmpty. Operand 1526 states and 1926 transitions. [2018-11-18 13:05:07,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-18 13:05:07,684 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:05:07,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:05:07,778 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 155 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:05:08,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:05:08,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1958 states to 1553 states and 1958 transitions. [2018-11-18 13:05:08,702 INFO L276 IsEmpty]: Start isEmpty. Operand 1553 states and 1958 transitions. [2018-11-18 13:05:08,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-18 13:05:08,703 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:05:08,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:05:08,794 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 155 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:05:09,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:05:09,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1967 states to 1558 states and 1967 transitions. [2018-11-18 13:05:09,296 INFO L276 IsEmpty]: Start isEmpty. Operand 1558 states and 1967 transitions. [2018-11-18 13:05:09,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-18 13:05:09,298 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:05:09,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:05:09,412 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 155 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:05:10,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:05:10,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1999 states to 1584 states and 1999 transitions. [2018-11-18 13:05:10,309 INFO L276 IsEmpty]: Start isEmpty. Operand 1584 states and 1999 transitions. [2018-11-18 13:05:10,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-18 13:05:10,310 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:05:10,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:05:10,424 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 155 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:05:10,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:05:10,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2005 states to 1588 states and 2005 transitions. [2018-11-18 13:05:10,792 INFO L276 IsEmpty]: Start isEmpty. Operand 1588 states and 2005 transitions. [2018-11-18 13:05:10,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-11-18 13:05:10,793 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:05:10,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:05:10,847 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-18 13:05:10,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:05:10,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2005 states to 1589 states and 2005 transitions. [2018-11-18 13:05:10,901 INFO L276 IsEmpty]: Start isEmpty. Operand 1589 states and 2005 transitions. [2018-11-18 13:05:10,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-18 13:05:10,902 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:05:10,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:05:11,425 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 123 proven. 1 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-18 13:05:16,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:05:16,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2089 states to 1653 states and 2089 transitions. [2018-11-18 13:05:16,598 INFO L276 IsEmpty]: Start isEmpty. Operand 1653 states and 2089 transitions. [2018-11-18 13:05:16,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-18 13:05:16,599 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:05:16,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:05:16,643 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 123 proven. 1 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-18 13:05:18,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:05:18,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2118 states to 1677 states and 2118 transitions. [2018-11-18 13:05:18,375 INFO L276 IsEmpty]: Start isEmpty. Operand 1677 states and 2118 transitions. [2018-11-18 13:05:18,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-18 13:05:18,376 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:05:18,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:05:18,420 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 123 proven. 1 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-18 13:05:20,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:05:20,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2143 states to 1700 states and 2143 transitions. [2018-11-18 13:05:20,631 INFO L276 IsEmpty]: Start isEmpty. Operand 1700 states and 2143 transitions. [2018-11-18 13:05:20,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-11-18 13:05:20,632 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:05:20,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:05:20,667 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-18 13:05:21,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:05:21,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2156 states to 1710 states and 2156 transitions. [2018-11-18 13:05:21,788 INFO L276 IsEmpty]: Start isEmpty. Operand 1710 states and 2156 transitions. [2018-11-18 13:05:21,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-18 13:05:21,789 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:05:21,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:05:22,290 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-18 13:05:28,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:05:28,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2235 states to 1772 states and 2235 transitions. [2018-11-18 13:05:28,375 INFO L276 IsEmpty]: Start isEmpty. Operand 1772 states and 2235 transitions. [2018-11-18 13:05:28,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-18 13:05:28,377 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:05:28,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:05:28,450 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-18 13:05:30,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:05:30,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2260 states to 1792 states and 2260 transitions. [2018-11-18 13:05:30,519 INFO L276 IsEmpty]: Start isEmpty. Operand 1792 states and 2260 transitions. [2018-11-18 13:05:30,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-18 13:05:30,520 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:05:30,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:05:30,593 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-18 13:05:33,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:05:33,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2285 states to 1815 states and 2285 transitions. [2018-11-18 13:05:33,241 INFO L276 IsEmpty]: Start isEmpty. Operand 1815 states and 2285 transitions. [2018-11-18 13:05:33,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-18 13:05:33,242 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:05:33,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:05:33,306 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 70 proven. 5 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-11-18 13:05:33,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:05:33,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2285 states to 1816 states and 2285 transitions. [2018-11-18 13:05:33,351 INFO L276 IsEmpty]: Start isEmpty. Operand 1816 states and 2285 transitions. [2018-11-18 13:05:33,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-18 13:05:33,352 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:05:33,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:05:33,400 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 164 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-18 13:05:34,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:05:34,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2307 states to 1832 states and 2307 transitions. [2018-11-18 13:05:34,163 INFO L276 IsEmpty]: Start isEmpty. Operand 1832 states and 2307 transitions. [2018-11-18 13:05:34,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-18 13:05:34,164 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:05:34,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:05:34,214 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 164 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-18 13:05:34,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:05:34,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2311 states to 1836 states and 2311 transitions. [2018-11-18 13:05:34,579 INFO L276 IsEmpty]: Start isEmpty. Operand 1836 states and 2311 transitions. [2018-11-18 13:05:34,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-11-18 13:05:34,581 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:05:34,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:05:34,612 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 174 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-18 13:05:35,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:05:35,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2339 states to 1865 states and 2339 transitions. [2018-11-18 13:05:35,433 INFO L276 IsEmpty]: Start isEmpty. Operand 1865 states and 2339 transitions. [2018-11-18 13:05:35,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-11-18 13:05:35,435 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:05:35,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:05:35,459 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 174 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-18 13:05:35,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:05:35,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2343 states to 1869 states and 2343 transitions. [2018-11-18 13:05:35,800 INFO L276 IsEmpty]: Start isEmpty. Operand 1869 states and 2343 transitions. [2018-11-18 13:05:35,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-11-18 13:05:35,801 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:05:35,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:05:35,883 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-18 13:05:37,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:05:37,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2377 states to 1893 states and 2377 transitions. [2018-11-18 13:05:37,429 INFO L276 IsEmpty]: Start isEmpty. Operand 1893 states and 2377 transitions. [2018-11-18 13:05:37,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-11-18 13:05:37,430 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:05:37,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:05:37,569 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-18 13:05:40,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:05:40,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2412 states to 1923 states and 2412 transitions. [2018-11-18 13:05:40,714 INFO L276 IsEmpty]: Start isEmpty. Operand 1923 states and 2412 transitions. [2018-11-18 13:05:40,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-11-18 13:05:40,716 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:05:40,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:05:40,753 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-18 13:05:43,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:05:43,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2432 states to 1943 states and 2432 transitions. [2018-11-18 13:05:43,030 INFO L276 IsEmpty]: Start isEmpty. Operand 1943 states and 2432 transitions. [2018-11-18 13:05:43,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-11-18 13:05:43,031 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:05:43,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:05:43,099 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-18 13:05:45,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:05:45,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2456 states to 1966 states and 2456 transitions. [2018-11-18 13:05:45,627 INFO L276 IsEmpty]: Start isEmpty. Operand 1966 states and 2456 transitions. [2018-11-18 13:05:45,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-11-18 13:05:45,628 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:05:45,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:05:45,666 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 123 proven. 4 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 13:05:48,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:05:48,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2511 states to 2008 states and 2511 transitions. [2018-11-18 13:05:48,367 INFO L276 IsEmpty]: Start isEmpty. Operand 2008 states and 2511 transitions. [2018-11-18 13:05:48,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-11-18 13:05:48,368 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:05:48,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:05:48,405 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 123 proven. 4 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 13:05:48,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:05:48,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2520 states to 2018 states and 2520 transitions. [2018-11-18 13:05:48,804 INFO L276 IsEmpty]: Start isEmpty. Operand 2018 states and 2520 transitions. [2018-11-18 13:05:48,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-11-18 13:05:48,805 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:05:48,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:05:48,842 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 123 proven. 4 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 13:05:49,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:05:49,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2541 states to 2040 states and 2541 transitions. [2018-11-18 13:05:49,336 INFO L276 IsEmpty]: Start isEmpty. Operand 2040 states and 2541 transitions. [2018-11-18 13:05:49,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-11-18 13:05:49,337 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:05:49,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:05:49,361 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 195 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-18 13:05:49,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:05:49,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2543 states to 2042 states and 2543 transitions. [2018-11-18 13:05:49,515 INFO L276 IsEmpty]: Start isEmpty. Operand 2042 states and 2543 transitions. [2018-11-18 13:05:49,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-11-18 13:05:49,516 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:05:49,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:05:49,601 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-18 13:05:52,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:05:52,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2576 states to 2070 states and 2576 transitions. [2018-11-18 13:05:52,624 INFO L276 IsEmpty]: Start isEmpty. Operand 2070 states and 2576 transitions. [2018-11-18 13:05:52,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-11-18 13:05:52,625 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:05:52,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:05:52,739 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-18 13:05:54,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:05:54,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2591 states to 2084 states and 2591 transitions. [2018-11-18 13:05:54,383 INFO L276 IsEmpty]: Start isEmpty. Operand 2084 states and 2591 transitions. [2018-11-18 13:05:54,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-11-18 13:05:54,384 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:05:54,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:05:54,468 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-18 13:05:54,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:05:54,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2591 states to 2085 states and 2591 transitions. [2018-11-18 13:05:54,748 INFO L276 IsEmpty]: Start isEmpty. Operand 2085 states and 2591 transitions. [2018-11-18 13:05:54,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-11-18 13:05:54,749 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:05:54,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:05:54,936 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-18 13:05:55,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:05:55,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2599 states to 2093 states and 2599 transitions. [2018-11-18 13:05:55,362 INFO L276 IsEmpty]: Start isEmpty. Operand 2093 states and 2599 transitions. [2018-11-18 13:05:55,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-11-18 13:05:55,363 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:05:55,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:05:55,390 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 163 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-18 13:05:55,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:05:55,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2621 states to 2113 states and 2621 transitions. [2018-11-18 13:05:55,805 INFO L276 IsEmpty]: Start isEmpty. Operand 2113 states and 2621 transitions. [2018-11-18 13:05:55,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-11-18 13:05:55,807 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:05:55,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:05:55,834 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 163 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-18 13:05:56,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:05:56,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2625 states to 2118 states and 2625 transitions. [2018-11-18 13:05:56,032 INFO L276 IsEmpty]: Start isEmpty. Operand 2118 states and 2625 transitions. [2018-11-18 13:05:56,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-11-18 13:05:56,033 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:05:56,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:05:56,069 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-18 13:05:57,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:05:57,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2642 states to 2130 states and 2642 transitions. [2018-11-18 13:05:57,304 INFO L276 IsEmpty]: Start isEmpty. Operand 2130 states and 2642 transitions. [2018-11-18 13:05:57,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-11-18 13:05:57,306 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:05:57,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:05:57,331 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-18 13:05:58,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:05:58,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2652 states to 2138 states and 2652 transitions. [2018-11-18 13:05:58,359 INFO L276 IsEmpty]: Start isEmpty. Operand 2138 states and 2652 transitions. [2018-11-18 13:05:58,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-11-18 13:05:58,360 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:05:58,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:05:59,433 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-18 13:06:03,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:06:03,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2680 states to 2164 states and 2680 transitions. [2018-11-18 13:06:03,468 INFO L276 IsEmpty]: Start isEmpty. Operand 2164 states and 2680 transitions. [2018-11-18 13:06:03,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-11-18 13:06:03,471 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:06:03,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:06:03,543 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-18 13:06:06,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:06:06,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2710 states to 2195 states and 2710 transitions. [2018-11-18 13:06:06,895 INFO L276 IsEmpty]: Start isEmpty. Operand 2195 states and 2710 transitions. [2018-11-18 13:06:06,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-11-18 13:06:06,896 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:06:06,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:06:07,077 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-18 13:06:07,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:06:07,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2708 states to 2194 states and 2708 transitions. [2018-11-18 13:06:07,569 INFO L276 IsEmpty]: Start isEmpty. Operand 2194 states and 2708 transitions. [2018-11-18 13:06:07,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-11-18 13:06:07,570 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:06:07,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:06:07,613 INFO L134 CoverageAnalysis]: Checked inductivity of 281 backedges. 206 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-18 13:06:10,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:06:10,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2773 states to 2240 states and 2773 transitions. [2018-11-18 13:06:10,744 INFO L276 IsEmpty]: Start isEmpty. Operand 2240 states and 2773 transitions. [2018-11-18 13:06:10,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-18 13:06:10,745 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:06:10,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:06:10,770 INFO L134 CoverageAnalysis]: Checked inductivity of 283 backedges. 208 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-18 13:06:11,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:06:11,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2782 states to 2243 states and 2782 transitions. [2018-11-18 13:06:11,093 INFO L276 IsEmpty]: Start isEmpty. Operand 2243 states and 2782 transitions. [2018-11-18 13:06:11,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-11-18 13:06:11,095 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:06:11,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:06:11,125 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-11-18 13:06:12,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:06:12,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2799 states to 2260 states and 2799 transitions. [2018-11-18 13:06:12,730 INFO L276 IsEmpty]: Start isEmpty. Operand 2260 states and 2799 transitions. [2018-11-18 13:06:12,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-11-18 13:06:12,731 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:06:12,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:06:12,758 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-11-18 13:06:12,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:06:12,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2803 states to 2265 states and 2803 transitions. [2018-11-18 13:06:12,981 INFO L276 IsEmpty]: Start isEmpty. Operand 2265 states and 2803 transitions. [2018-11-18 13:06:12,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-11-18 13:06:12,982 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:06:12,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:06:13,063 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 189 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-18 13:06:14,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:06:14,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2839 states to 2292 states and 2839 transitions. [2018-11-18 13:06:14,954 INFO L276 IsEmpty]: Start isEmpty. Operand 2292 states and 2839 transitions. [2018-11-18 13:06:14,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-11-18 13:06:14,956 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:06:14,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:06:15,038 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 189 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-18 13:06:16,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:06:16,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2854 states to 2307 states and 2854 transitions. [2018-11-18 13:06:16,138 INFO L276 IsEmpty]: Start isEmpty. Operand 2307 states and 2854 transitions. [2018-11-18 13:06:16,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-11-18 13:06:16,140 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:06:16,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:06:16,221 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 189 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-18 13:06:17,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:06:17,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2867 states to 2316 states and 2867 transitions. [2018-11-18 13:06:17,103 INFO L276 IsEmpty]: Start isEmpty. Operand 2316 states and 2867 transitions. [2018-11-18 13:06:17,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-11-18 13:06:17,105 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:06:17,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:06:17,136 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-11-18 13:06:17,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:06:17,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2879 states to 2323 states and 2879 transitions. [2018-11-18 13:06:17,624 INFO L276 IsEmpty]: Start isEmpty. Operand 2323 states and 2879 transitions. [2018-11-18 13:06:17,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-11-18 13:06:17,625 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:06:17,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:06:17,656 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-11-18 13:06:18,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:06:18,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2884 states to 2327 states and 2884 transitions. [2018-11-18 13:06:18,139 INFO L276 IsEmpty]: Start isEmpty. Operand 2327 states and 2884 transitions. [2018-11-18 13:06:18,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-11-18 13:06:18,140 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:06:18,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:06:18,172 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-11-18 13:06:18,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:06:18,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2886 states to 2328 states and 2886 transitions. [2018-11-18 13:06:18,635 INFO L276 IsEmpty]: Start isEmpty. Operand 2328 states and 2886 transitions. [2018-11-18 13:06:18,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-11-18 13:06:18,636 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:06:18,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:06:18,667 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-11-18 13:06:19,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:06:19,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2890 states to 2332 states and 2890 transitions. [2018-11-18 13:06:19,149 INFO L276 IsEmpty]: Start isEmpty. Operand 2332 states and 2890 transitions. [2018-11-18 13:06:19,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-11-18 13:06:19,151 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:06:19,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:06:19,531 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 193 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-18 13:06:23,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:06:23,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2928 states to 2358 states and 2928 transitions. [2018-11-18 13:06:23,533 INFO L276 IsEmpty]: Start isEmpty. Operand 2358 states and 2928 transitions. [2018-11-18 13:06:23,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-11-18 13:06:23,535 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:06:23,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:06:23,580 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 193 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-18 13:06:25,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:06:25,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2958 states to 2382 states and 2958 transitions. [2018-11-18 13:06:25,672 INFO L276 IsEmpty]: Start isEmpty. Operand 2382 states and 2958 transitions. [2018-11-18 13:06:25,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-11-18 13:06:25,673 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:06:25,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:06:25,732 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 193 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-18 13:06:26,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:06:26,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2969 states to 2389 states and 2969 transitions. [2018-11-18 13:06:26,224 INFO L276 IsEmpty]: Start isEmpty. Operand 2389 states and 2969 transitions. [2018-11-18 13:06:26,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-11-18 13:06:26,225 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:06:26,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:06:26,270 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 193 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-18 13:06:27,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:06:27,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2986 states to 2402 states and 2986 transitions. [2018-11-18 13:06:27,458 INFO L276 IsEmpty]: Start isEmpty. Operand 2402 states and 2986 transitions. [2018-11-18 13:06:27,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-11-18 13:06:27,460 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:06:27,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:06:27,506 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 193 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-18 13:06:28,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:06:28,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2997 states to 2412 states and 2997 transitions. [2018-11-18 13:06:28,177 INFO L276 IsEmpty]: Start isEmpty. Operand 2412 states and 2997 transitions. [2018-11-18 13:06:28,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-11-18 13:06:28,178 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:06:28,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:06:28,207 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 187 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-11-18 13:06:29,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:06:29,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3016 states to 2427 states and 3016 transitions. [2018-11-18 13:06:29,791 INFO L276 IsEmpty]: Start isEmpty. Operand 2427 states and 3016 transitions. [2018-11-18 13:06:29,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-11-18 13:06:29,792 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:06:29,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:06:29,820 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 187 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-11-18 13:06:30,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:06:30,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3021 states to 2428 states and 3021 transitions. [2018-11-18 13:06:30,358 INFO L276 IsEmpty]: Start isEmpty. Operand 2428 states and 3021 transitions. [2018-11-18 13:06:30,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-11-18 13:06:30,360 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:06:30,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:06:30,389 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 187 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-11-18 13:06:30,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:06:30,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3022 states to 2430 states and 3022 transitions. [2018-11-18 13:06:30,984 INFO L276 IsEmpty]: Start isEmpty. Operand 2430 states and 3022 transitions. [2018-11-18 13:06:30,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-11-18 13:06:30,985 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:06:30,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:06:31,016 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 187 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-11-18 13:06:31,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:06:31,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3023 states to 2432 states and 3023 transitions. [2018-11-18 13:06:31,312 INFO L276 IsEmpty]: Start isEmpty. Operand 2432 states and 3023 transitions. [2018-11-18 13:06:31,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-11-18 13:06:31,314 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:06:31,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:06:31,344 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 187 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-11-18 13:06:31,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:06:31,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3025 states to 2435 states and 3025 transitions. [2018-11-18 13:06:31,615 INFO L276 IsEmpty]: Start isEmpty. Operand 2435 states and 3025 transitions. [2018-11-18 13:06:31,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-11-18 13:06:31,616 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:06:31,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:06:31,648 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 187 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-11-18 13:06:31,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:06:31,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3038 states to 2449 states and 3038 transitions. [2018-11-18 13:06:31,717 INFO L276 IsEmpty]: Start isEmpty. Operand 2449 states and 3038 transitions. [2018-11-18 13:06:31,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-11-18 13:06:31,719 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:06:31,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:06:31,752 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-11-18 13:06:33,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:06:33,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3044 states to 2454 states and 3044 transitions. [2018-11-18 13:06:33,210 INFO L276 IsEmpty]: Start isEmpty. Operand 2454 states and 3044 transitions. [2018-11-18 13:06:33,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-11-18 13:06:33,211 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:06:33,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:06:33,239 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-11-18 13:06:33,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:06:33,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3048 states to 2459 states and 3048 transitions. [2018-11-18 13:06:33,619 INFO L276 IsEmpty]: Start isEmpty. Operand 2459 states and 3048 transitions. [2018-11-18 13:06:33,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-11-18 13:06:33,620 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:06:33,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:06:33,663 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 195 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-18 13:06:35,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:06:35,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3066 states to 2472 states and 3066 transitions. [2018-11-18 13:06:35,149 INFO L276 IsEmpty]: Start isEmpty. Operand 2472 states and 3066 transitions. [2018-11-18 13:06:35,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-11-18 13:06:35,151 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:06:35,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:06:35,199 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 195 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-18 13:06:35,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:06:35,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3075 states to 2477 states and 3075 transitions. [2018-11-18 13:06:35,887 INFO L276 IsEmpty]: Start isEmpty. Operand 2477 states and 3075 transitions. [2018-11-18 13:06:35,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-11-18 13:06:35,888 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:06:35,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:06:35,938 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 195 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-18 13:06:36,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:06:36,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3087 states to 2485 states and 3087 transitions. [2018-11-18 13:06:36,885 INFO L276 IsEmpty]: Start isEmpty. Operand 2485 states and 3087 transitions. [2018-11-18 13:06:36,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-11-18 13:06:36,886 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:06:36,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:06:36,932 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 195 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-18 13:06:38,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:06:38,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3097 states to 2495 states and 3097 transitions. [2018-11-18 13:06:38,509 INFO L276 IsEmpty]: Start isEmpty. Operand 2495 states and 3097 transitions. [2018-11-18 13:06:38,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-11-18 13:06:38,511 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:06:38,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:06:38,538 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 210 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-18 13:06:38,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:06:38,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3108 states to 2503 states and 3108 transitions. [2018-11-18 13:06:38,818 INFO L276 IsEmpty]: Start isEmpty. Operand 2503 states and 3108 transitions. [2018-11-18 13:06:38,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-11-18 13:06:38,819 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:06:38,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:06:38,848 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 210 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-18 13:06:39,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:06:39,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3117 states to 2513 states and 3117 transitions. [2018-11-18 13:06:39,351 INFO L276 IsEmpty]: Start isEmpty. Operand 2513 states and 3117 transitions. [2018-11-18 13:06:39,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-11-18 13:06:39,352 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:06:39,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:06:39,380 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 210 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-18 13:06:39,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:06:39,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3125 states to 2522 states and 3125 transitions. [2018-11-18 13:06:39,826 INFO L276 IsEmpty]: Start isEmpty. Operand 2522 states and 3125 transitions. [2018-11-18 13:06:39,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-11-18 13:06:39,828 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:06:39,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:06:40,121 INFO L134 CoverageAnalysis]: Checked inductivity of 281 backedges. 205 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-18 13:06:42,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:06:42,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3142 states to 2533 states and 3142 transitions. [2018-11-18 13:06:42,365 INFO L276 IsEmpty]: Start isEmpty. Operand 2533 states and 3142 transitions. [2018-11-18 13:06:42,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-11-18 13:06:42,367 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:06:42,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:06:42,399 INFO L134 CoverageAnalysis]: Checked inductivity of 281 backedges. 205 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-18 13:06:42,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:06:42,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3142 states to 2534 states and 3142 transitions. [2018-11-18 13:06:42,826 INFO L276 IsEmpty]: Start isEmpty. Operand 2534 states and 3142 transitions. [2018-11-18 13:06:42,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-11-18 13:06:42,827 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:06:42,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:06:42,856 INFO L134 CoverageAnalysis]: Checked inductivity of 281 backedges. 205 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-18 13:06:43,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:06:43,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3142 states to 2535 states and 3142 transitions. [2018-11-18 13:06:43,322 INFO L276 IsEmpty]: Start isEmpty. Operand 2535 states and 3142 transitions. [2018-11-18 13:06:43,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-11-18 13:06:43,323 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:06:43,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:06:43,464 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 193 proven. 10 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-11-18 13:06:44,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:06:44,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3153 states to 2544 states and 3153 transitions. [2018-11-18 13:06:44,513 INFO L276 IsEmpty]: Start isEmpty. Operand 2544 states and 3153 transitions. [2018-11-18 13:06:44,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-11-18 13:06:44,514 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:06:44,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:06:44,623 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 193 proven. 10 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-11-18 13:06:45,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:06:45,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3159 states to 2551 states and 3159 transitions. [2018-11-18 13:06:45,223 INFO L276 IsEmpty]: Start isEmpty. Operand 2551 states and 3159 transitions. [2018-11-18 13:06:45,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-11-18 13:06:45,224 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:06:45,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:06:45,324 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 193 proven. 10 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-11-18 13:06:45,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:06:45,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3164 states to 2552 states and 3164 transitions. [2018-11-18 13:06:45,870 INFO L276 IsEmpty]: Start isEmpty. Operand 2552 states and 3164 transitions. [2018-11-18 13:06:45,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-11-18 13:06:45,872 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:06:45,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:06:45,981 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 193 proven. 10 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-11-18 13:06:46,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:06:46,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3172 states to 2561 states and 3172 transitions. [2018-11-18 13:06:46,317 INFO L276 IsEmpty]: Start isEmpty. Operand 2561 states and 3172 transitions. [2018-11-18 13:06:46,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-11-18 13:06:46,319 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:06:46,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:06:46,362 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 200 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-18 13:06:47,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:06:47,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3181 states to 2565 states and 3181 transitions. [2018-11-18 13:06:47,897 INFO L276 IsEmpty]: Start isEmpty. Operand 2565 states and 3181 transitions. [2018-11-18 13:06:47,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-11-18 13:06:47,899 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:06:47,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:06:47,959 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 200 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-18 13:06:50,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:06:50,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3207 states to 2588 states and 3207 transitions. [2018-11-18 13:06:50,915 INFO L276 IsEmpty]: Start isEmpty. Operand 2588 states and 3207 transitions. [2018-11-18 13:06:50,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-11-18 13:06:50,917 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:06:50,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:06:50,967 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 200 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-18 13:06:51,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:06:51,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3216 states to 2597 states and 3216 transitions. [2018-11-18 13:06:51,797 INFO L276 IsEmpty]: Start isEmpty. Operand 2597 states and 3216 transitions. [2018-11-18 13:06:51,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-11-18 13:06:51,798 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:06:51,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:06:51,837 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 200 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-18 13:06:53,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:06:53,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3227 states to 2606 states and 3227 transitions. [2018-11-18 13:06:53,015 INFO L276 IsEmpty]: Start isEmpty. Operand 2606 states and 3227 transitions. [2018-11-18 13:06:53,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-11-18 13:06:53,016 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:06:53,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:06:53,055 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 200 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-18 13:06:53,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:06:53,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3233 states to 2611 states and 3233 transitions. [2018-11-18 13:06:53,628 INFO L276 IsEmpty]: Start isEmpty. Operand 2611 states and 3233 transitions. [2018-11-18 13:06:53,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-11-18 13:06:53,630 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:06:53,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:06:53,668 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 200 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-18 13:06:54,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:06:54,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3239 states to 2616 states and 3239 transitions. [2018-11-18 13:06:54,318 INFO L276 IsEmpty]: Start isEmpty. Operand 2616 states and 3239 transitions. [2018-11-18 13:06:54,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-11-18 13:06:54,320 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:06:54,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:06:54,361 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 200 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-18 13:06:55,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:06:55,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3245 states to 2621 states and 3245 transitions. [2018-11-18 13:06:55,037 INFO L276 IsEmpty]: Start isEmpty. Operand 2621 states and 3245 transitions. [2018-11-18 13:06:55,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-11-18 13:06:55,039 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:06:55,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:06:55,077 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 200 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-18 13:06:56,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:06:56,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3254 states to 2630 states and 3254 transitions. [2018-11-18 13:06:56,219 INFO L276 IsEmpty]: Start isEmpty. Operand 2630 states and 3254 transitions. [2018-11-18 13:06:56,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-11-18 13:06:56,220 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:06:56,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:06:56,251 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-18 13:06:57,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:06:57,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3271 states to 2646 states and 3271 transitions. [2018-11-18 13:06:57,113 INFO L276 IsEmpty]: Start isEmpty. Operand 2646 states and 3271 transitions. [2018-11-18 13:06:57,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-11-18 13:06:57,114 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:06:57,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:06:57,144 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-18 13:06:58,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:06:58,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3290 states to 2664 states and 3290 transitions. [2018-11-18 13:06:58,914 INFO L276 IsEmpty]: Start isEmpty. Operand 2664 states and 3290 transitions. [2018-11-18 13:06:58,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-11-18 13:06:58,916 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:06:58,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:06:58,952 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-18 13:06:59,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:06:59,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3294 states to 2669 states and 3294 transitions. [2018-11-18 13:06:59,617 INFO L276 IsEmpty]: Start isEmpty. Operand 2669 states and 3294 transitions. [2018-11-18 13:06:59,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-11-18 13:06:59,619 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:06:59,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:06:59,655 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-18 13:06:59,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:06:59,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3296 states to 2672 states and 3296 transitions. [2018-11-18 13:06:59,938 INFO L276 IsEmpty]: Start isEmpty. Operand 2672 states and 3296 transitions. [2018-11-18 13:06:59,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-11-18 13:06:59,940 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:06:59,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:06:59,981 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-18 13:07:00,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:07:00,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3306 states to 2679 states and 3306 transitions. [2018-11-18 13:07:00,637 INFO L276 IsEmpty]: Start isEmpty. Operand 2679 states and 3306 transitions. [2018-11-18 13:07:00,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-11-18 13:07:00,639 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:07:00,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:07:00,669 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 181 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-18 13:07:02,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:07:02,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3319 states to 2692 states and 3319 transitions. [2018-11-18 13:07:02,154 INFO L276 IsEmpty]: Start isEmpty. Operand 2692 states and 3319 transitions. [2018-11-18 13:07:02,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-11-18 13:07:02,155 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:07:02,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:07:02,189 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 181 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-18 13:07:02,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:07:02,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3321 states to 2694 states and 3321 transitions. [2018-11-18 13:07:02,653 INFO L276 IsEmpty]: Start isEmpty. Operand 2694 states and 3321 transitions. [2018-11-18 13:07:02,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-11-18 13:07:02,655 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:07:02,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:07:02,691 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 181 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-18 13:07:02,975 WARN L180 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2018-11-18 13:07:03,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:07:03,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3324 states to 2697 states and 3324 transitions. [2018-11-18 13:07:03,534 INFO L276 IsEmpty]: Start isEmpty. Operand 2697 states and 3324 transitions. [2018-11-18 13:07:03,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-11-18 13:07:03,535 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:07:03,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:07:03,580 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 181 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-18 13:07:04,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:07:04,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3330 states to 2704 states and 3330 transitions. [2018-11-18 13:07:04,275 INFO L276 IsEmpty]: Start isEmpty. Operand 2704 states and 3330 transitions. [2018-11-18 13:07:04,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-11-18 13:07:04,277 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:07:04,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:07:04,380 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 205 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-18 13:07:07,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:07:07,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3374 states to 2746 states and 3374 transitions. [2018-11-18 13:07:07,355 INFO L276 IsEmpty]: Start isEmpty. Operand 2746 states and 3374 transitions. [2018-11-18 13:07:07,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-11-18 13:07:07,357 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:07:07,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:07:07,455 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 205 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-18 13:07:10,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:07:10,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3402 states to 2767 states and 3402 transitions. [2018-11-18 13:07:10,545 INFO L276 IsEmpty]: Start isEmpty. Operand 2767 states and 3402 transitions. [2018-11-18 13:07:10,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-11-18 13:07:10,547 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:07:10,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:07:10,647 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 205 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-18 13:07:12,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:07:12,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3416 states to 2778 states and 3416 transitions. [2018-11-18 13:07:12,068 INFO L276 IsEmpty]: Start isEmpty. Operand 2778 states and 3416 transitions. [2018-11-18 13:07:12,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-11-18 13:07:12,070 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:07:12,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:07:12,171 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 205 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-18 13:07:13,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:07:13,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3424 states to 2787 states and 3424 transitions. [2018-11-18 13:07:13,399 INFO L276 IsEmpty]: Start isEmpty. Operand 2787 states and 3424 transitions. [2018-11-18 13:07:13,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-11-18 13:07:13,400 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:07:13,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:07:13,508 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 205 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-18 13:07:15,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:07:15,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3436 states to 2797 states and 3436 transitions. [2018-11-18 13:07:15,506 INFO L276 IsEmpty]: Start isEmpty. Operand 2797 states and 3436 transitions. [2018-11-18 13:07:15,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-11-18 13:07:15,507 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:07:15,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:07:15,606 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 205 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-18 13:07:16,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:07:16,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3444 states to 2805 states and 3444 transitions. [2018-11-18 13:07:16,197 INFO L276 IsEmpty]: Start isEmpty. Operand 2805 states and 3444 transitions. [2018-11-18 13:07:16,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-11-18 13:07:16,198 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:07:16,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:07:16,296 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 205 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-18 13:07:16,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:07:16,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3449 states to 2810 states and 3449 transitions. [2018-11-18 13:07:16,925 INFO L276 IsEmpty]: Start isEmpty. Operand 2810 states and 3449 transitions. [2018-11-18 13:07:16,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-11-18 13:07:16,927 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:07:16,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:07:17,025 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 205 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-18 13:07:17,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:07:17,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3449 states to 2811 states and 3449 transitions. [2018-11-18 13:07:17,318 INFO L276 IsEmpty]: Start isEmpty. Operand 2811 states and 3449 transitions. [2018-11-18 13:07:17,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-11-18 13:07:17,319 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:07:17,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:07:17,370 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 172 proven. 15 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-18 13:07:19,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:07:19,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3486 states to 2842 states and 3486 transitions. [2018-11-18 13:07:19,968 INFO L276 IsEmpty]: Start isEmpty. Operand 2842 states and 3486 transitions. [2018-11-18 13:07:19,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-11-18 13:07:19,970 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:07:19,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:07:20,017 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 172 proven. 15 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-18 13:07:20,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:07:20,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3490 states to 2846 states and 3490 transitions. [2018-11-18 13:07:20,582 INFO L276 IsEmpty]: Start isEmpty. Operand 2846 states and 3490 transitions. [2018-11-18 13:07:20,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-11-18 13:07:20,583 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:07:20,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:07:20,632 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 172 proven. 15 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-18 13:07:21,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:07:21,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3494 states to 2850 states and 3494 transitions. [2018-11-18 13:07:21,390 INFO L276 IsEmpty]: Start isEmpty. Operand 2850 states and 3494 transitions. [2018-11-18 13:07:21,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-11-18 13:07:21,392 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:07:21,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:07:21,440 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 172 proven. 15 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-18 13:07:22,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:07:22,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3498 states to 2854 states and 3498 transitions. [2018-11-18 13:07:22,020 INFO L276 IsEmpty]: Start isEmpty. Operand 2854 states and 3498 transitions. [2018-11-18 13:07:22,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-11-18 13:07:22,022 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:07:22,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:07:22,072 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 172 proven. 15 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-18 13:07:22,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:07:22,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3502 states to 2858 states and 3502 transitions. [2018-11-18 13:07:22,655 INFO L276 IsEmpty]: Start isEmpty. Operand 2858 states and 3502 transitions. [2018-11-18 13:07:22,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-11-18 13:07:22,657 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:07:22,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:07:22,708 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 172 proven. 15 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-18 13:07:23,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:07:23,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3506 states to 2862 states and 3506 transitions. [2018-11-18 13:07:23,277 INFO L276 IsEmpty]: Start isEmpty. Operand 2862 states and 3506 transitions. [2018-11-18 13:07:23,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-11-18 13:07:23,278 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:07:23,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:07:23,371 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 210 proven. 12 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-18 13:07:25,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:07:25,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3527 states to 2880 states and 3527 transitions. [2018-11-18 13:07:25,525 INFO L276 IsEmpty]: Start isEmpty. Operand 2880 states and 3527 transitions. [2018-11-18 13:07:25,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-11-18 13:07:25,527 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:07:25,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:07:25,630 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 210 proven. 12 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-18 13:07:25,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:07:25,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3528 states to 2881 states and 3528 transitions. [2018-11-18 13:07:25,961 INFO L276 IsEmpty]: Start isEmpty. Operand 2881 states and 3528 transitions. [2018-11-18 13:07:25,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-11-18 13:07:25,962 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:07:25,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:07:26,056 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 210 proven. 12 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-18 13:07:28,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:07:28,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3553 states to 2902 states and 3553 transitions. [2018-11-18 13:07:28,468 INFO L276 IsEmpty]: Start isEmpty. Operand 2902 states and 3553 transitions. [2018-11-18 13:07:28,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-11-18 13:07:28,469 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:07:28,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:07:28,569 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 210 proven. 12 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-18 13:07:29,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:07:29,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3557 states to 2905 states and 3557 transitions. [2018-11-18 13:07:29,771 INFO L276 IsEmpty]: Start isEmpty. Operand 2905 states and 3557 transitions. [2018-11-18 13:07:29,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-11-18 13:07:29,773 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:07:29,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:07:29,877 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 210 proven. 12 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-18 13:07:30,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:07:30,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3558 states to 2907 states and 3558 transitions. [2018-11-18 13:07:30,600 INFO L276 IsEmpty]: Start isEmpty. Operand 2907 states and 3558 transitions. [2018-11-18 13:07:30,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-11-18 13:07:30,602 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:07:30,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:07:30,692 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 210 proven. 12 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-18 13:07:31,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:07:31,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3563 states to 2913 states and 3563 transitions. [2018-11-18 13:07:31,224 INFO L276 IsEmpty]: Start isEmpty. Operand 2913 states and 3563 transitions. [2018-11-18 13:07:31,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-11-18 13:07:31,225 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:07:31,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:07:31,324 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 210 proven. 12 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-18 13:07:31,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:07:31,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3563 states to 2914 states and 3563 transitions. [2018-11-18 13:07:31,670 INFO L276 IsEmpty]: Start isEmpty. Operand 2914 states and 3563 transitions. [2018-11-18 13:07:31,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-11-18 13:07:31,671 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:07:31,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:07:31,701 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 221 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-18 13:07:32,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:07:32,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3564 states to 2915 states and 3564 transitions. [2018-11-18 13:07:32,261 INFO L276 IsEmpty]: Start isEmpty. Operand 2915 states and 3564 transitions. [2018-11-18 13:07:32,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-11-18 13:07:32,262 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:07:32,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:07:32,292 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 221 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-18 13:07:32,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:07:32,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3568 states to 2919 states and 3568 transitions. [2018-11-18 13:07:32,672 INFO L276 IsEmpty]: Start isEmpty. Operand 2919 states and 3568 transitions. [2018-11-18 13:07:32,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-11-18 13:07:32,673 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:07:32,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:07:34,427 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 249 proven. 28 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-18 13:07:37,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:07:37,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3597 states to 2940 states and 3597 transitions. [2018-11-18 13:07:37,671 INFO L276 IsEmpty]: Start isEmpty. Operand 2940 states and 3597 transitions. [2018-11-18 13:07:37,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2018-11-18 13:07:37,674 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:07:37,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:07:37,740 INFO L134 CoverageAnalysis]: Checked inductivity of 286 backedges. 242 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-18 13:07:38,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:07:38,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3598 states to 2942 states and 3598 transitions. [2018-11-18 13:07:38,020 INFO L276 IsEmpty]: Start isEmpty. Operand 2942 states and 3598 transitions. [2018-11-18 13:07:38,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-11-18 13:07:38,021 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:07:38,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:07:38,069 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 208 proven. 1 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-18 13:07:42,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:07:42,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3638 states to 2967 states and 3638 transitions. [2018-11-18 13:07:42,313 INFO L276 IsEmpty]: Start isEmpty. Operand 2967 states and 3638 transitions. [2018-11-18 13:07:42,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-11-18 13:07:42,315 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:07:42,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:07:42,364 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 208 proven. 1 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-18 13:07:44,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:07:44,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3662 states to 2989 states and 3662 transitions. [2018-11-18 13:07:44,969 INFO L276 IsEmpty]: Start isEmpty. Operand 2989 states and 3662 transitions. [2018-11-18 13:07:44,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-11-18 13:07:44,971 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:07:44,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:07:45,018 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 208 proven. 1 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-18 13:07:49,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:07:49,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3729 states to 3038 states and 3729 transitions. [2018-11-18 13:07:49,479 INFO L276 IsEmpty]: Start isEmpty. Operand 3038 states and 3729 transitions. [2018-11-18 13:07:49,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-11-18 13:07:49,481 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:07:49,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:07:49,713 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 208 proven. 1 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-18 13:07:52,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:07:52,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3755 states to 3060 states and 3755 transitions. [2018-11-18 13:07:52,621 INFO L276 IsEmpty]: Start isEmpty. Operand 3060 states and 3755 transitions. [2018-11-18 13:07:52,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-11-18 13:07:52,623 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:07:52,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:07:52,669 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 208 proven. 1 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-18 13:07:54,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:07:54,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3776 states to 3078 states and 3776 transitions. [2018-11-18 13:07:54,519 INFO L276 IsEmpty]: Start isEmpty. Operand 3078 states and 3776 transitions. [2018-11-18 13:07:54,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-11-18 13:07:54,521 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:07:54,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:07:54,568 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 208 proven. 1 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-18 13:07:55,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:07:55,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3777 states to 3080 states and 3777 transitions. [2018-11-18 13:07:55,056 INFO L276 IsEmpty]: Start isEmpty. Operand 3080 states and 3777 transitions. [2018-11-18 13:07:55,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-11-18 13:07:55,057 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:07:55,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:07:55,104 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 208 proven. 1 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-18 13:07:57,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:07:57,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3803 states to 3104 states and 3803 transitions. [2018-11-18 13:07:57,429 INFO L276 IsEmpty]: Start isEmpty. Operand 3104 states and 3803 transitions. [2018-11-18 13:07:57,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-11-18 13:07:57,431 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:07:57,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:07:57,478 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 208 proven. 1 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-18 13:07:58,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:07:58,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3805 states to 3107 states and 3805 transitions. [2018-11-18 13:07:58,528 INFO L276 IsEmpty]: Start isEmpty. Operand 3107 states and 3805 transitions. [2018-11-18 13:07:58,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-11-18 13:07:58,529 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:07:58,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:07:58,576 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 208 proven. 1 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-18 13:07:59,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:07:59,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3811 states to 3112 states and 3811 transitions. [2018-11-18 13:07:59,543 INFO L276 IsEmpty]: Start isEmpty. Operand 3112 states and 3811 transitions. [2018-11-18 13:07:59,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-11-18 13:07:59,544 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:07:59,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:07:59,600 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 208 proven. 1 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-18 13:08:00,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:08:00,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3817 states to 3117 states and 3817 transitions. [2018-11-18 13:08:00,376 INFO L276 IsEmpty]: Start isEmpty. Operand 3117 states and 3817 transitions. [2018-11-18 13:08:00,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-11-18 13:08:00,378 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:08:00,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:08:00,886 INFO L134 CoverageAnalysis]: Checked inductivity of 329 backedges. 285 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-18 13:08:02,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:08:02,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3828 states to 3125 states and 3828 transitions. [2018-11-18 13:08:02,260 INFO L276 IsEmpty]: Start isEmpty. Operand 3125 states and 3828 transitions. [2018-11-18 13:08:02,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-11-18 13:08:02,262 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:08:02,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:08:02,305 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 216 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-18 13:08:03,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:08:03,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3842 states to 3135 states and 3842 transitions. [2018-11-18 13:08:03,557 INFO L276 IsEmpty]: Start isEmpty. Operand 3135 states and 3842 transitions. [2018-11-18 13:08:03,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-11-18 13:08:03,559 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:08:03,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:08:03,604 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 216 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-18 13:08:04,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:08:04,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3848 states to 3139 states and 3848 transitions. [2018-11-18 13:08:04,411 INFO L276 IsEmpty]: Start isEmpty. Operand 3139 states and 3848 transitions. [2018-11-18 13:08:04,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-11-18 13:08:04,413 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:08:04,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:08:04,457 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 216 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-18 13:08:04,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:08:04,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3848 states to 3140 states and 3848 transitions. [2018-11-18 13:08:04,789 INFO L276 IsEmpty]: Start isEmpty. Operand 3140 states and 3848 transitions. [2018-11-18 13:08:04,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-11-18 13:08:04,790 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:08:04,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:08:04,856 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 194 proven. 17 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-18 13:08:07,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:08:07,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3882 states to 3166 states and 3882 transitions. [2018-11-18 13:08:07,182 INFO L276 IsEmpty]: Start isEmpty. Operand 3166 states and 3882 transitions. [2018-11-18 13:08:07,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-11-18 13:08:07,183 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:08:07,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:08:07,249 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 194 proven. 17 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-18 13:08:07,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:08:07,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3887 states to 3170 states and 3887 transitions. [2018-11-18 13:08:07,861 INFO L276 IsEmpty]: Start isEmpty. Operand 3170 states and 3887 transitions. [2018-11-18 13:08:07,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-11-18 13:08:07,863 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:08:07,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:08:08,115 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 194 proven. 17 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-18 13:08:08,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:08:08,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3892 states to 3174 states and 3892 transitions. [2018-11-18 13:08:08,701 INFO L276 IsEmpty]: Start isEmpty. Operand 3174 states and 3892 transitions. [2018-11-18 13:08:08,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-11-18 13:08:08,703 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:08:08,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:08:08,766 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 194 proven. 17 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-18 13:08:09,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:08:09,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3900 states to 3179 states and 3900 transitions. [2018-11-18 13:08:09,412 INFO L276 IsEmpty]: Start isEmpty. Operand 3179 states and 3900 transitions. [2018-11-18 13:08:09,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-11-18 13:08:09,413 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:08:09,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:08:09,475 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 194 proven. 17 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-18 13:08:10,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:08:10,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3904 states to 3183 states and 3904 transitions. [2018-11-18 13:08:10,111 INFO L276 IsEmpty]: Start isEmpty. Operand 3183 states and 3904 transitions. [2018-11-18 13:08:10,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-11-18 13:08:10,113 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:08:10,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:08:10,210 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 194 proven. 17 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-18 13:08:10,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:08:10,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3908 states to 3187 states and 3908 transitions. [2018-11-18 13:08:10,846 INFO L276 IsEmpty]: Start isEmpty. Operand 3187 states and 3908 transitions. [2018-11-18 13:08:10,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-11-18 13:08:10,847 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:08:10,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:08:10,909 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 194 proven. 17 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-18 13:08:11,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:08:11,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3912 states to 3191 states and 3912 transitions. [2018-11-18 13:08:11,494 INFO L276 IsEmpty]: Start isEmpty. Operand 3191 states and 3912 transitions. [2018-11-18 13:08:11,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-11-18 13:08:11,496 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:08:11,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:08:11,538 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 228 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-18 13:08:11,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:08:11,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3915 states to 3194 states and 3915 transitions. [2018-11-18 13:08:11,565 INFO L276 IsEmpty]: Start isEmpty. Operand 3194 states and 3915 transitions. [2018-11-18 13:08:11,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-11-18 13:08:11,567 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:08:11,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:08:11,610 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 228 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-18 13:08:13,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:08:13,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3924 states to 3202 states and 3924 transitions. [2018-11-18 13:08:13,261 INFO L276 IsEmpty]: Start isEmpty. Operand 3202 states and 3924 transitions. [2018-11-18 13:08:13,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-11-18 13:08:13,263 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:08:13,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:08:13,296 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 234 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-18 13:08:15,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:08:15,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3945 states to 3220 states and 3945 transitions. [2018-11-18 13:08:15,915 INFO L276 IsEmpty]: Start isEmpty. Operand 3220 states and 3945 transitions. [2018-11-18 13:08:15,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-11-18 13:08:15,917 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:08:15,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:08:15,947 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 234 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-18 13:08:17,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:08:17,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3956 states to 3231 states and 3956 transitions. [2018-11-18 13:08:17,380 INFO L276 IsEmpty]: Start isEmpty. Operand 3231 states and 3956 transitions. [2018-11-18 13:08:17,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-11-18 13:08:17,382 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:08:17,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:08:17,412 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 234 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-18 13:08:18,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:08:18,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3969 states to 3244 states and 3969 transitions. [2018-11-18 13:08:18,652 INFO L276 IsEmpty]: Start isEmpty. Operand 3244 states and 3969 transitions. [2018-11-18 13:08:18,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-11-18 13:08:18,654 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:08:18,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:08:18,684 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 234 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-18 13:08:19,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:08:19,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3978 states to 3254 states and 3978 transitions. [2018-11-18 13:08:19,386 INFO L276 IsEmpty]: Start isEmpty. Operand 3254 states and 3978 transitions. [2018-11-18 13:08:19,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-11-18 13:08:19,387 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:08:19,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:08:19,418 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 234 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-18 13:08:19,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:08:19,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3983 states to 3259 states and 3983 transitions. [2018-11-18 13:08:19,938 INFO L276 IsEmpty]: Start isEmpty. Operand 3259 states and 3983 transitions. [2018-11-18 13:08:19,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-11-18 13:08:19,939 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:08:19,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:08:19,969 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 234 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-18 13:08:20,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:08:20,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3988 states to 3264 states and 3988 transitions. [2018-11-18 13:08:20,497 INFO L276 IsEmpty]: Start isEmpty. Operand 3264 states and 3988 transitions. [2018-11-18 13:08:20,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-11-18 13:08:20,498 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:08:20,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:08:20,564 INFO L134 CoverageAnalysis]: Checked inductivity of 349 backedges. 263 proven. 42 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-18 13:08:21,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:08:21,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3990 states to 3266 states and 3990 transitions. [2018-11-18 13:08:21,529 INFO L276 IsEmpty]: Start isEmpty. Operand 3266 states and 3990 transitions. [2018-11-18 13:08:21,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-18 13:08:21,531 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:08:21,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:08:21,638 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-18 13:08:25,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:08:25,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4041 states to 3301 states and 4041 transitions. [2018-11-18 13:08:25,978 INFO L276 IsEmpty]: Start isEmpty. Operand 3301 states and 4041 transitions. [2018-11-18 13:08:25,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-18 13:08:25,980 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:08:25,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:08:26,090 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-18 13:08:27,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:08:27,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4050 states to 3307 states and 4050 transitions. [2018-11-18 13:08:27,496 INFO L276 IsEmpty]: Start isEmpty. Operand 3307 states and 4050 transitions. [2018-11-18 13:08:27,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-18 13:08:27,497 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:08:27,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:08:27,613 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-18 13:08:28,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:08:28,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4057 states to 3314 states and 4057 transitions. [2018-11-18 13:08:28,550 INFO L276 IsEmpty]: Start isEmpty. Operand 3314 states and 4057 transitions. [2018-11-18 13:08:28,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-18 13:08:28,552 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:08:28,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:08:28,661 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-18 13:08:29,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:08:29,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4062 states to 3319 states and 4062 transitions. [2018-11-18 13:08:29,315 INFO L276 IsEmpty]: Start isEmpty. Operand 3319 states and 4062 transitions. [2018-11-18 13:08:29,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-18 13:08:29,317 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:08:29,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:08:29,443 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-18 13:08:30,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:08:30,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4071 states to 3325 states and 4071 transitions. [2018-11-18 13:08:30,619 INFO L276 IsEmpty]: Start isEmpty. Operand 3325 states and 4071 transitions. [2018-11-18 13:08:30,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-11-18 13:08:30,621 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:08:30,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:08:30,658 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 253 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-18 13:08:33,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:08:33,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4093 states to 3343 states and 4093 transitions. [2018-11-18 13:08:33,245 INFO L276 IsEmpty]: Start isEmpty. Operand 3343 states and 4093 transitions. [2018-11-18 13:08:33,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-11-18 13:08:33,247 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:08:33,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:08:33,284 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 253 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-18 13:08:36,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:08:36,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4127 states to 3374 states and 4127 transitions. [2018-11-18 13:08:36,424 INFO L276 IsEmpty]: Start isEmpty. Operand 3374 states and 4127 transitions. [2018-11-18 13:08:36,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-11-18 13:08:36,426 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:08:36,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:08:36,463 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 253 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-18 13:08:38,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:08:38,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4139 states to 3385 states and 4139 transitions. [2018-11-18 13:08:38,393 INFO L276 IsEmpty]: Start isEmpty. Operand 3385 states and 4139 transitions. [2018-11-18 13:08:38,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-11-18 13:08:38,395 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:08:38,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:08:38,433 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 253 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-18 13:08:39,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:08:39,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4144 states to 3390 states and 4144 transitions. [2018-11-18 13:08:39,283 INFO L276 IsEmpty]: Start isEmpty. Operand 3390 states and 4144 transitions. [2018-11-18 13:08:39,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-11-18 13:08:39,284 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:08:39,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:08:39,323 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 253 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-18 13:08:42,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:08:42,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4169 states to 3413 states and 4169 transitions. [2018-11-18 13:08:42,640 INFO L276 IsEmpty]: Start isEmpty. Operand 3413 states and 4169 transitions. [2018-11-18 13:08:42,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-11-18 13:08:42,641 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:08:42,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:08:42,679 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 253 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-18 13:08:43,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:08:43,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4173 states to 3418 states and 4173 transitions. [2018-11-18 13:08:43,581 INFO L276 IsEmpty]: Start isEmpty. Operand 3418 states and 4173 transitions. [2018-11-18 13:08:43,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2018-11-18 13:08:43,583 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:08:43,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:08:43,614 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 250 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-11-18 13:08:46,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:08:46,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4203 states to 3447 states and 4203 transitions. [2018-11-18 13:08:46,721 INFO L276 IsEmpty]: Start isEmpty. Operand 3447 states and 4203 transitions. [2018-11-18 13:08:46,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-11-18 13:08:46,722 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:08:46,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:08:46,817 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 211 proven. 6 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2018-11-18 13:08:49,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:08:49,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4232 states to 3474 states and 4232 transitions. [2018-11-18 13:08:49,009 INFO L276 IsEmpty]: Start isEmpty. Operand 3474 states and 4232 transitions. [2018-11-18 13:08:49,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-11-18 13:08:49,011 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:08:49,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:08:49,105 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 211 proven. 6 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2018-11-18 13:08:50,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:08:50,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4247 states to 3489 states and 4247 transitions. [2018-11-18 13:08:50,971 INFO L276 IsEmpty]: Start isEmpty. Operand 3489 states and 4247 transitions. [2018-11-18 13:08:50,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-11-18 13:08:50,972 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:08:50,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:08:51,001 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 268 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2018-11-18 13:08:52,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:08:52,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4253 states to 3494 states and 4253 transitions. [2018-11-18 13:08:52,318 INFO L276 IsEmpty]: Start isEmpty. Operand 3494 states and 4253 transitions. [2018-11-18 13:08:52,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-11-18 13:08:52,320 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:08:52,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:08:52,364 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 216 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2018-11-18 13:08:53,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:08:53,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4270 states to 3508 states and 4270 transitions. [2018-11-18 13:08:53,651 INFO L276 IsEmpty]: Start isEmpty. Operand 3508 states and 4270 transitions. [2018-11-18 13:08:53,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2018-11-18 13:08:53,653 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:08:53,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:08:55,184 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 257 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-18 13:08:58,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:08:58,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4307 states to 3539 states and 4307 transitions. [2018-11-18 13:08:58,697 INFO L276 IsEmpty]: Start isEmpty. Operand 3539 states and 4307 transitions. [2018-11-18 13:08:58,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2018-11-18 13:08:58,699 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:08:58,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:08:58,915 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 257 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-18 13:09:01,692 WARN L180 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 31 [2018-11-18 13:09:02,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:09:02,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4332 states to 3563 states and 4332 transitions. [2018-11-18 13:09:02,053 INFO L276 IsEmpty]: Start isEmpty. Operand 3563 states and 4332 transitions. [2018-11-18 13:09:02,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2018-11-18 13:09:02,055 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:09:02,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:09:02,274 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 257 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-18 13:09:04,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:09:04,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4336 states to 3568 states and 4336 transitions. [2018-11-18 13:09:04,469 INFO L276 IsEmpty]: Start isEmpty. Operand 3568 states and 4336 transitions. [2018-11-18 13:09:04,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2018-11-18 13:09:04,471 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:09:04,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:09:04,707 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 257 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-18 13:09:06,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:09:06,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4347 states to 3579 states and 4347 transitions. [2018-11-18 13:09:06,150 INFO L276 IsEmpty]: Start isEmpty. Operand 3579 states and 4347 transitions. [2018-11-18 13:09:06,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2018-11-18 13:09:06,152 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:09:06,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:09:06,187 INFO L134 CoverageAnalysis]: Checked inductivity of 346 backedges. 232 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2018-11-18 13:09:07,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:09:07,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4354 states to 3587 states and 4354 transitions. [2018-11-18 13:09:07,092 INFO L276 IsEmpty]: Start isEmpty. Operand 3587 states and 4354 transitions. [2018-11-18 13:09:07,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-11-18 13:09:07,094 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:09:07,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:09:07,140 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 274 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-11-18 13:09:11,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:09:11,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4408 states to 3630 states and 4408 transitions. [2018-11-18 13:09:11,067 INFO L276 IsEmpty]: Start isEmpty. Operand 3630 states and 4408 transitions. [2018-11-18 13:09:11,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-11-18 13:09:11,069 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:09:11,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:09:11,116 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 274 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-11-18 13:09:15,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:09:15,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4451 states to 3659 states and 4451 transitions. [2018-11-18 13:09:15,059 INFO L276 IsEmpty]: Start isEmpty. Operand 3659 states and 4451 transitions. [2018-11-18 13:09:15,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-11-18 13:09:15,061 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:09:15,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:09:15,107 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 274 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-11-18 13:09:15,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:09:15,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4456 states to 3663 states and 4456 transitions. [2018-11-18 13:09:15,804 INFO L276 IsEmpty]: Start isEmpty. Operand 3663 states and 4456 transitions. [2018-11-18 13:09:15,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-11-18 13:09:15,805 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:09:15,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:09:15,851 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 274 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-11-18 13:09:16,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:09:16,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4462 states to 3667 states and 4462 transitions. [2018-11-18 13:09:16,569 INFO L276 IsEmpty]: Start isEmpty. Operand 3667 states and 4462 transitions. [2018-11-18 13:09:16,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2018-11-18 13:09:16,571 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:09:16,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:09:16,618 INFO L134 CoverageAnalysis]: Checked inductivity of 372 backedges. 319 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-18 13:09:19,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:09:19,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4486 states to 3686 states and 4486 transitions. [2018-11-18 13:09:19,382 INFO L276 IsEmpty]: Start isEmpty. Operand 3686 states and 4486 transitions. [2018-11-18 13:09:19,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2018-11-18 13:09:19,384 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:09:19,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:09:19,658 INFO L134 CoverageAnalysis]: Checked inductivity of 372 backedges. 319 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-18 13:09:20,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:09:20,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4486 states to 3687 states and 4486 transitions. [2018-11-18 13:09:20,408 INFO L276 IsEmpty]: Start isEmpty. Operand 3687 states and 4486 transitions. [2018-11-18 13:09:20,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2018-11-18 13:09:20,409 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:09:20,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:09:20,469 INFO L134 CoverageAnalysis]: Checked inductivity of 372 backedges. 319 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-18 13:09:21,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:09:21,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4503 states to 3704 states and 4503 transitions. [2018-11-18 13:09:21,805 INFO L276 IsEmpty]: Start isEmpty. Operand 3704 states and 4503 transitions. [2018-11-18 13:09:21,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-11-18 13:09:21,807 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:09:21,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:09:21,919 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 249 proven. 12 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-11-18 13:09:22,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:09:22,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4520 states to 3721 states and 4520 transitions. [2018-11-18 13:09:22,672 INFO L276 IsEmpty]: Start isEmpty. Operand 3721 states and 4520 transitions. [2018-11-18 13:09:22,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-11-18 13:09:22,674 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:09:22,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:09:22,787 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 249 proven. 12 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-11-18 13:09:23,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:09:23,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4520 states to 3722 states and 4520 transitions. [2018-11-18 13:09:23,265 INFO L276 IsEmpty]: Start isEmpty. Operand 3722 states and 4520 transitions. [2018-11-18 13:09:23,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-11-18 13:09:23,267 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:09:23,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:09:23,374 INFO L134 CoverageAnalysis]: Checked inductivity of 353 backedges. 238 proven. 4 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2018-11-18 13:09:26,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:09:26,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4542 states to 3740 states and 4542 transitions. [2018-11-18 13:09:26,457 INFO L276 IsEmpty]: Start isEmpty. Operand 3740 states and 4542 transitions. [2018-11-18 13:09:26,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-11-18 13:09:26,459 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:09:26,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:09:26,523 INFO L134 CoverageAnalysis]: Checked inductivity of 353 backedges. 238 proven. 4 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2018-11-18 13:09:30,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:09:30,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4551 states to 3747 states and 4551 transitions. [2018-11-18 13:09:30,067 INFO L276 IsEmpty]: Start isEmpty. Operand 3747 states and 4551 transitions. [2018-11-18 13:09:30,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-11-18 13:09:30,069 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:09:30,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:09:30,137 INFO L134 CoverageAnalysis]: Checked inductivity of 353 backedges. 238 proven. 4 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2018-11-18 13:09:30,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:09:30,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4554 states to 3750 states and 4554 transitions. [2018-11-18 13:09:30,954 INFO L276 IsEmpty]: Start isEmpty. Operand 3750 states and 4554 transitions. [2018-11-18 13:09:30,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-11-18 13:09:30,956 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:09:30,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:09:31,024 INFO L134 CoverageAnalysis]: Checked inductivity of 353 backedges. 238 proven. 4 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2018-11-18 13:09:32,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:09:32,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4561 states to 3757 states and 4561 transitions. [2018-11-18 13:09:32,284 INFO L276 IsEmpty]: Start isEmpty. Operand 3757 states and 4561 transitions. [2018-11-18 13:09:32,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-11-18 13:09:32,286 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:09:32,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:09:32,351 INFO L134 CoverageAnalysis]: Checked inductivity of 353 backedges. 238 proven. 4 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2018-11-18 13:09:33,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:09:33,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4569 states to 3765 states and 4569 transitions. [2018-11-18 13:09:33,134 INFO L276 IsEmpty]: Start isEmpty. Operand 3765 states and 4569 transitions. [2018-11-18 13:09:33,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-11-18 13:09:33,136 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:09:33,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:09:33,200 INFO L134 CoverageAnalysis]: Checked inductivity of 353 backedges. 238 proven. 4 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2018-11-18 13:09:34,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:09:34,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4576 states to 3772 states and 4576 transitions. [2018-11-18 13:09:34,498 INFO L276 IsEmpty]: Start isEmpty. Operand 3772 states and 4576 transitions. [2018-11-18 13:09:34,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-11-18 13:09:34,500 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:09:34,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:09:34,563 INFO L134 CoverageAnalysis]: Checked inductivity of 353 backedges. 238 proven. 4 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2018-11-18 13:09:35,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:09:35,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4584 states to 3780 states and 4584 transitions. [2018-11-18 13:09:35,372 INFO L276 IsEmpty]: Start isEmpty. Operand 3780 states and 4584 transitions. [2018-11-18 13:09:35,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-11-18 13:09:35,374 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:09:35,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:09:35,498 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 199 proven. 18 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2018-11-18 13:09:35,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:09:35,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4591 states to 3784 states and 4591 transitions. [2018-11-18 13:09:35,619 INFO L276 IsEmpty]: Start isEmpty. Operand 3784 states and 4591 transitions. [2018-11-18 13:09:35,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-11-18 13:09:35,621 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:09:35,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:09:35,748 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 199 proven. 18 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2018-11-18 13:09:36,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:09:36,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4592 states to 3785 states and 4592 transitions. [2018-11-18 13:09:36,875 INFO L276 IsEmpty]: Start isEmpty. Operand 3785 states and 4592 transitions. [2018-11-18 13:09:36,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-11-18 13:09:36,877 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:09:36,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:09:37,004 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 199 proven. 18 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2018-11-18 13:09:37,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:09:37,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4593 states to 3786 states and 4593 transitions. [2018-11-18 13:09:37,956 INFO L276 IsEmpty]: Start isEmpty. Operand 3786 states and 4593 transitions. [2018-11-18 13:09:37,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-11-18 13:09:37,958 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:09:37,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:09:38,027 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 203 proven. 8 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2018-11-18 13:09:43,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:09:43,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4634 states to 3819 states and 4634 transitions. [2018-11-18 13:09:43,967 INFO L276 IsEmpty]: Start isEmpty. Operand 3819 states and 4634 transitions. [2018-11-18 13:09:43,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-11-18 13:09:43,969 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:09:43,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:09:44,038 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 203 proven. 8 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2018-11-18 13:09:47,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:09:47,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4654 states to 3836 states and 4654 transitions. [2018-11-18 13:09:47,634 INFO L276 IsEmpty]: Start isEmpty. Operand 3836 states and 4654 transitions. [2018-11-18 13:09:47,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-11-18 13:09:47,636 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:09:47,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:09:47,705 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 203 proven. 8 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2018-11-18 13:09:49,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:09:49,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4670 states to 3851 states and 4670 transitions. [2018-11-18 13:09:49,131 INFO L276 IsEmpty]: Start isEmpty. Operand 3851 states and 4670 transitions. [2018-11-18 13:09:49,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-11-18 13:09:49,133 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:09:49,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:09:49,202 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 203 proven. 8 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2018-11-18 13:09:50,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:09:50,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4673 states to 3854 states and 4673 transitions. [2018-11-18 13:09:50,016 INFO L276 IsEmpty]: Start isEmpty. Operand 3854 states and 4673 transitions. [2018-11-18 13:09:50,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-11-18 13:09:50,018 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:09:50,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:09:50,087 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 203 proven. 8 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2018-11-18 13:09:53,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:09:53,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4696 states to 3874 states and 4696 transitions. [2018-11-18 13:09:53,082 INFO L276 IsEmpty]: Start isEmpty. Operand 3874 states and 4696 transitions. [2018-11-18 13:09:53,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-11-18 13:09:53,084 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:09:53,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:09:53,153 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 203 proven. 8 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2018-11-18 13:09:53,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:09:53,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4703 states to 3882 states and 4703 transitions. [2018-11-18 13:09:53,961 INFO L276 IsEmpty]: Start isEmpty. Operand 3882 states and 4703 transitions. [2018-11-18 13:09:53,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-11-18 13:09:53,963 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:09:53,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:09:54,271 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 203 proven. 8 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2018-11-18 13:09:55,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:09:55,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4706 states to 3885 states and 4706 transitions. [2018-11-18 13:09:55,090 INFO L276 IsEmpty]: Start isEmpty. Operand 3885 states and 4706 transitions. [2018-11-18 13:09:55,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-11-18 13:09:55,092 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:09:55,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:09:55,161 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 203 proven. 8 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2018-11-18 13:09:55,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:09:55,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4716 states to 3895 states and 4716 transitions. [2018-11-18 13:09:55,996 INFO L276 IsEmpty]: Start isEmpty. Operand 3895 states and 4716 transitions. [2018-11-18 13:09:55,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-11-18 13:09:55,998 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:09:56,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:09:56,071 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 203 proven. 8 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2018-11-18 13:09:56,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:09:56,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4723 states to 3903 states and 4723 transitions. [2018-11-18 13:09:56,919 INFO L276 IsEmpty]: Start isEmpty. Operand 3903 states and 4723 transitions. [2018-11-18 13:09:56,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-11-18 13:09:56,921 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:09:56,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:09:56,998 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 203 proven. 8 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2018-11-18 13:09:57,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:09:57,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4730 states to 3911 states and 4730 transitions. [2018-11-18 13:09:57,778 INFO L276 IsEmpty]: Start isEmpty. Operand 3911 states and 4730 transitions. [2018-11-18 13:09:57,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-11-18 13:09:57,781 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:09:57,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:09:57,850 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 203 proven. 8 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2018-11-18 13:09:58,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:09:58,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4734 states to 3916 states and 4734 transitions. [2018-11-18 13:09:58,511 INFO L276 IsEmpty]: Start isEmpty. Operand 3916 states and 4734 transitions. [2018-11-18 13:09:58,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-11-18 13:09:58,513 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:09:58,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:09:58,623 INFO L134 CoverageAnalysis]: Checked inductivity of 393 backedges. 190 proven. 0 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2018-11-18 13:09:59,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:09:59,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4734 states to 3917 states and 4734 transitions. [2018-11-18 13:09:59,262 INFO L276 IsEmpty]: Start isEmpty. Operand 3917 states and 4734 transitions. [2018-11-18 13:09:59,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-11-18 13:09:59,264 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:09:59,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:09:59,324 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 338 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-11-18 13:09:59,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:09:59,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4771 states to 3952 states and 4771 transitions. [2018-11-18 13:09:59,483 INFO L276 IsEmpty]: Start isEmpty. Operand 3952 states and 4771 transitions. [2018-11-18 13:09:59,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-11-18 13:09:59,485 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:09:59,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:09:59,545 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 338 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-11-18 13:09:59,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:09:59,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4776 states to 3956 states and 4776 transitions. [2018-11-18 13:09:59,625 INFO L276 IsEmpty]: Start isEmpty. Operand 3956 states and 4776 transitions. [2018-11-18 13:09:59,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-11-18 13:09:59,627 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:09:59,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:09:59,687 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 338 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-11-18 13:09:59,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:09:59,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4789 states to 3970 states and 4789 transitions. [2018-11-18 13:09:59,795 INFO L276 IsEmpty]: Start isEmpty. Operand 3970 states and 4789 transitions. [2018-11-18 13:09:59,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-11-18 13:09:59,797 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:09:59,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:09:59,989 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 396 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-18 13:10:07,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:10:07,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4833 states to 3997 states and 4833 transitions. [2018-11-18 13:10:07,433 INFO L276 IsEmpty]: Start isEmpty. Operand 3997 states and 4833 transitions. [2018-11-18 13:10:07,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-11-18 13:10:07,435 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:10:07,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:10:07,620 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 396 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-18 13:10:09,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:10:09,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4849 states to 4006 states and 4849 transitions. [2018-11-18 13:10:09,329 INFO L276 IsEmpty]: Start isEmpty. Operand 4006 states and 4849 transitions. [2018-11-18 13:10:09,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-11-18 13:10:09,331 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:10:09,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:10:09,509 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 396 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-18 13:10:11,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:10:11,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4877 states to 4031 states and 4877 transitions. [2018-11-18 13:10:11,913 INFO L276 IsEmpty]: Start isEmpty. Operand 4031 states and 4877 transitions. [2018-11-18 13:10:11,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-11-18 13:10:11,915 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:10:11,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:10:12,139 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 396 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-18 13:10:15,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:10:15,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4902 states to 4052 states and 4902 transitions. [2018-11-18 13:10:15,525 INFO L276 IsEmpty]: Start isEmpty. Operand 4052 states and 4902 transitions. [2018-11-18 13:10:15,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-11-18 13:10:15,527 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:10:15,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:10:15,711 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 396 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-18 13:10:20,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:10:20,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4935 states to 4077 states and 4935 transitions. [2018-11-18 13:10:20,675 INFO L276 IsEmpty]: Start isEmpty. Operand 4077 states and 4935 transitions. [2018-11-18 13:10:20,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-11-18 13:10:20,678 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:10:20,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:10:21,109 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 396 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-18 13:10:21,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:10:21,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4935 states to 4078 states and 4935 transitions. [2018-11-18 13:10:21,541 INFO L276 IsEmpty]: Start isEmpty. Operand 4078 states and 4935 transitions. [2018-11-18 13:10:21,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-11-18 13:10:21,544 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:10:21,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:10:21,725 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 396 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-18 13:10:22,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:10:22,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4935 states to 4079 states and 4935 transitions. [2018-11-18 13:10:22,175 INFO L276 IsEmpty]: Start isEmpty. Operand 4079 states and 4935 transitions. [2018-11-18 13:10:22,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-11-18 13:10:22,177 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:10:22,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:10:22,361 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 396 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-18 13:10:23,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:10:23,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4940 states to 4084 states and 4940 transitions. [2018-11-18 13:10:23,248 INFO L276 IsEmpty]: Start isEmpty. Operand 4084 states and 4940 transitions. [2018-11-18 13:10:23,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-11-18 13:10:23,250 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:10:23,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:10:23,436 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 396 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-18 13:10:23,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:10:23,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4943 states to 4086 states and 4943 transitions. [2018-11-18 13:10:23,495 INFO L276 IsEmpty]: Start isEmpty. Operand 4086 states and 4943 transitions. [2018-11-18 13:10:23,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-11-18 13:10:23,497 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:10:23,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:10:23,693 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 396 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-18 13:10:24,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:10:24,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4948 states to 4091 states and 4948 transitions. [2018-11-18 13:10:24,627 INFO L276 IsEmpty]: Start isEmpty. Operand 4091 states and 4948 transitions. [2018-11-18 13:10:24,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-11-18 13:10:24,629 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:10:24,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:10:24,821 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 396 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-18 13:10:25,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:10:25,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4953 states to 4096 states and 4953 transitions. [2018-11-18 13:10:25,708 INFO L276 IsEmpty]: Start isEmpty. Operand 4096 states and 4953 transitions. [2018-11-18 13:10:25,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-11-18 13:10:25,710 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:10:25,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:10:25,783 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 316 proven. 2 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2018-11-18 13:10:32,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:10:32,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4995 states to 4130 states and 4995 transitions. [2018-11-18 13:10:32,328 INFO L276 IsEmpty]: Start isEmpty. Operand 4130 states and 4995 transitions. [2018-11-18 13:10:32,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-11-18 13:10:32,331 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:10:32,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:10:32,403 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 316 proven. 2 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2018-11-18 13:10:32,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:10:32,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4999 states to 4131 states and 4999 transitions. [2018-11-18 13:10:32,539 INFO L276 IsEmpty]: Start isEmpty. Operand 4131 states and 4999 transitions. [2018-11-18 13:10:32,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-11-18 13:10:32,542 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:10:32,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:10:32,614 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 316 proven. 2 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2018-11-18 13:10:33,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:10:34,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5009 states to 4139 states and 5009 transitions. [2018-11-18 13:10:34,000 INFO L276 IsEmpty]: Start isEmpty. Operand 4139 states and 5009 transitions. [2018-11-18 13:10:34,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-11-18 13:10:34,002 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:10:34,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:10:34,074 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 316 proven. 2 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2018-11-18 13:10:35,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:10:35,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5019 states to 4148 states and 5019 transitions. [2018-11-18 13:10:35,300 INFO L276 IsEmpty]: Start isEmpty. Operand 4148 states and 5019 transitions. [2018-11-18 13:10:35,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-11-18 13:10:35,303 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:10:35,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:10:35,374 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 316 proven. 2 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2018-11-18 13:10:37,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:10:37,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5032 states to 4159 states and 5032 transitions. [2018-11-18 13:10:37,755 INFO L276 IsEmpty]: Start isEmpty. Operand 4159 states and 5032 transitions. [2018-11-18 13:10:37,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-11-18 13:10:37,757 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:10:37,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:10:37,826 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 316 proven. 2 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2018-11-18 13:10:38,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:10:38,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5037 states to 4164 states and 5037 transitions. [2018-11-18 13:10:38,736 INFO L276 IsEmpty]: Start isEmpty. Operand 4164 states and 5037 transitions. [2018-11-18 13:10:38,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-11-18 13:10:38,738 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:10:38,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:10:38,810 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 316 proven. 2 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2018-11-18 13:10:41,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:10:41,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5049 states to 4176 states and 5049 transitions. [2018-11-18 13:10:41,762 INFO L276 IsEmpty]: Start isEmpty. Operand 4176 states and 5049 transitions. [2018-11-18 13:10:41,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-11-18 13:10:41,765 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:10:41,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:10:41,843 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 316 proven. 2 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2018-11-18 13:10:42,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:10:42,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5054 states to 4181 states and 5054 transitions. [2018-11-18 13:10:42,744 INFO L276 IsEmpty]: Start isEmpty. Operand 4181 states and 5054 transitions. [2018-11-18 13:10:42,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-11-18 13:10:42,746 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:10:42,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:10:42,836 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 316 proven. 2 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2018-11-18 13:10:44,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:10:44,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5058 states to 4186 states and 5058 transitions. [2018-11-18 13:10:44,320 INFO L276 IsEmpty]: Start isEmpty. Operand 4186 states and 5058 transitions. [2018-11-18 13:10:44,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-11-18 13:10:44,322 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:10:44,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:10:44,392 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 316 proven. 2 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2018-11-18 13:10:45,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:10:45,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5063 states to 4191 states and 5063 transitions. [2018-11-18 13:10:45,329 INFO L276 IsEmpty]: Start isEmpty. Operand 4191 states and 5063 transitions. [2018-11-18 13:10:45,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-11-18 13:10:45,331 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:10:45,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:10:45,408 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 316 proven. 2 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2018-11-18 13:10:46,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:10:46,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5067 states to 4196 states and 5067 transitions. [2018-11-18 13:10:46,557 INFO L276 IsEmpty]: Start isEmpty. Operand 4196 states and 5067 transitions. [2018-11-18 13:10:46,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-11-18 13:10:46,559 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:10:46,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:10:46,629 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 316 proven. 2 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2018-11-18 13:10:47,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:10:47,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5071 states to 4201 states and 5071 transitions. [2018-11-18 13:10:47,497 INFO L276 IsEmpty]: Start isEmpty. Operand 4201 states and 5071 transitions. [2018-11-18 13:10:47,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-11-18 13:10:47,500 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:10:47,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:10:47,569 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 316 proven. 2 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2018-11-18 13:10:48,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:10:48,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5075 states to 4206 states and 5075 transitions. [2018-11-18 13:10:48,446 INFO L276 IsEmpty]: Start isEmpty. Operand 4206 states and 5075 transitions. [2018-11-18 13:10:48,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2018-11-18 13:10:48,448 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:10:48,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:10:48,591 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 239 proven. 22 refuted. 0 times theorem prover too weak. 256 trivial. 0 not checked. [2018-11-18 13:10:49,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:10:49,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5080 states to 4211 states and 5080 transitions. [2018-11-18 13:10:49,388 INFO L276 IsEmpty]: Start isEmpty. Operand 4211 states and 5080 transitions. [2018-11-18 13:10:49,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2018-11-18 13:10:49,390 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:10:49,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:10:49,533 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 239 proven. 22 refuted. 0 times theorem prover too weak. 256 trivial. 0 not checked. [2018-11-18 13:10:51,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:10:51,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5088 states to 4216 states and 5088 transitions. [2018-11-18 13:10:51,218 INFO L276 IsEmpty]: Start isEmpty. Operand 4216 states and 5088 transitions. [2018-11-18 13:10:51,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2018-11-18 13:10:51,221 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:10:51,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:10:51,367 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 239 proven. 22 refuted. 0 times theorem prover too weak. 256 trivial. 0 not checked. [2018-11-18 13:10:53,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:10:53,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5116 states to 4242 states and 5116 transitions. [2018-11-18 13:10:53,852 INFO L276 IsEmpty]: Start isEmpty. Operand 4242 states and 5116 transitions. [2018-11-18 13:10:53,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2018-11-18 13:10:53,854 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:10:53,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:10:53,994 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 239 proven. 22 refuted. 0 times theorem prover too weak. 256 trivial. 0 not checked. [2018-11-18 13:10:55,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:10:55,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5130 states to 4256 states and 5130 transitions. [2018-11-18 13:10:55,352 INFO L276 IsEmpty]: Start isEmpty. Operand 4256 states and 5130 transitions. [2018-11-18 13:10:55,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2018-11-18 13:10:55,354 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:10:55,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:10:55,496 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 239 proven. 22 refuted. 0 times theorem prover too weak. 256 trivial. 0 not checked. [2018-11-18 13:10:56,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:10:56,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5142 states to 4269 states and 5142 transitions. [2018-11-18 13:10:56,032 INFO L276 IsEmpty]: Start isEmpty. Operand 4269 states and 5142 transitions. [2018-11-18 13:10:56,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2018-11-18 13:10:56,034 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:10:56,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:10:56,177 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 239 proven. 22 refuted. 0 times theorem prover too weak. 256 trivial. 0 not checked. [2018-11-18 13:10:56,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:10:56,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5151 states to 4279 states and 5151 transitions. [2018-11-18 13:10:56,715 INFO L276 IsEmpty]: Start isEmpty. Operand 4279 states and 5151 transitions. [2018-11-18 13:10:56,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2018-11-18 13:10:56,718 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:10:56,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:10:56,790 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 382 proven. 0 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2018-11-18 13:11:00,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:11:00,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5178 states to 4302 states and 5178 transitions. [2018-11-18 13:11:00,505 INFO L276 IsEmpty]: Start isEmpty. Operand 4302 states and 5178 transitions. [2018-11-18 13:11:00,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2018-11-18 13:11:00,507 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:11:00,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:11:00,579 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 382 proven. 0 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2018-11-18 13:11:02,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:11:02,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5195 states to 4318 states and 5195 transitions. [2018-11-18 13:11:02,905 INFO L276 IsEmpty]: Start isEmpty. Operand 4318 states and 5195 transitions. [2018-11-18 13:11:02,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2018-11-18 13:11:02,907 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:11:02,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:11:02,980 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 382 proven. 0 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2018-11-18 13:11:05,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:11:05,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5214 states to 4336 states and 5214 transitions. [2018-11-18 13:11:05,076 INFO L276 IsEmpty]: Start isEmpty. Operand 4336 states and 5214 transitions. [2018-11-18 13:11:05,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2018-11-18 13:11:05,079 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:11:05,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:11:05,151 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 382 proven. 0 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2018-11-18 13:11:05,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:11:05,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5218 states to 4341 states and 5218 transitions. [2018-11-18 13:11:05,641 INFO L276 IsEmpty]: Start isEmpty. Operand 4341 states and 5218 transitions. [2018-11-18 13:11:05,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 336 [2018-11-18 13:11:05,644 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:11:05,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:11:05,917 INFO L134 CoverageAnalysis]: Checked inductivity of 557 backedges. 380 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2018-11-18 13:11:07,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:11:07,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5231 states to 4355 states and 5231 transitions. [2018-11-18 13:11:07,658 INFO L276 IsEmpty]: Start isEmpty. Operand 4355 states and 5231 transitions. [2018-11-18 13:11:07,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2018-11-18 13:11:07,662 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:11:07,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:11:07,748 INFO L134 CoverageAnalysis]: Checked inductivity of 598 backedges. 486 proven. 5 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2018-11-18 13:11:09,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:11:09,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5244 states to 4368 states and 5244 transitions. [2018-11-18 13:11:09,077 INFO L276 IsEmpty]: Start isEmpty. Operand 4368 states and 5244 transitions. [2018-11-18 13:11:09,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2018-11-18 13:11:09,080 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:11:09,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:11:09,163 INFO L134 CoverageAnalysis]: Checked inductivity of 598 backedges. 486 proven. 5 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2018-11-18 13:11:14,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:11:14,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5277 states to 4393 states and 5277 transitions. [2018-11-18 13:11:14,242 INFO L276 IsEmpty]: Start isEmpty. Operand 4393 states and 5277 transitions. [2018-11-18 13:11:14,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2018-11-18 13:11:14,245 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:11:14,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:11:14,330 INFO L134 CoverageAnalysis]: Checked inductivity of 598 backedges. 486 proven. 5 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2018-11-18 13:11:19,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:11:19,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5302 states to 4416 states and 5302 transitions. [2018-11-18 13:11:19,344 INFO L276 IsEmpty]: Start isEmpty. Operand 4416 states and 5302 transitions. [2018-11-18 13:11:19,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2018-11-18 13:11:19,346 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:11:19,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:11:19,431 INFO L134 CoverageAnalysis]: Checked inductivity of 598 backedges. 486 proven. 5 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2018-11-18 13:11:23,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:11:23,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5327 states to 4439 states and 5327 transitions. [2018-11-18 13:11:23,979 INFO L276 IsEmpty]: Start isEmpty. Operand 4439 states and 5327 transitions. [2018-11-18 13:11:23,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2018-11-18 13:11:23,981 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:11:23,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:11:24,067 INFO L134 CoverageAnalysis]: Checked inductivity of 598 backedges. 486 proven. 5 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2018-11-18 13:11:25,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:11:25,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5332 states to 4444 states and 5332 transitions. [2018-11-18 13:11:25,920 INFO L276 IsEmpty]: Start isEmpty. Operand 4444 states and 5332 transitions. [2018-11-18 13:11:25,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2018-11-18 13:11:25,922 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:11:25,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:11:26,003 INFO L134 CoverageAnalysis]: Checked inductivity of 598 backedges. 486 proven. 5 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2018-11-18 13:11:29,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:11:29,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5373 states to 4483 states and 5373 transitions. [2018-11-18 13:11:29,303 INFO L276 IsEmpty]: Start isEmpty. Operand 4483 states and 5373 transitions. [2018-11-18 13:11:29,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2018-11-18 13:11:29,306 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:11:29,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:11:29,389 INFO L134 CoverageAnalysis]: Checked inductivity of 598 backedges. 486 proven. 5 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2018-11-18 13:11:34,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:11:34,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5373 states to 4484 states and 5373 transitions. [2018-11-18 13:11:34,805 INFO L276 IsEmpty]: Start isEmpty. Operand 4484 states and 5373 transitions. [2018-11-18 13:11:34,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2018-11-18 13:11:34,808 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:11:34,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:11:34,891 INFO L134 CoverageAnalysis]: Checked inductivity of 598 backedges. 486 proven. 5 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2018-11-18 13:11:35,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:11:35,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5378 states to 4489 states and 5378 transitions. [2018-11-18 13:11:35,845 INFO L276 IsEmpty]: Start isEmpty. Operand 4489 states and 5378 transitions. [2018-11-18 13:11:35,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2018-11-18 13:11:35,847 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:11:35,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:11:35,934 INFO L134 CoverageAnalysis]: Checked inductivity of 598 backedges. 486 proven. 5 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2018-11-18 13:11:38,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:11:38,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5405 states to 4516 states and 5405 transitions. [2018-11-18 13:11:38,739 INFO L276 IsEmpty]: Start isEmpty. Operand 4516 states and 5405 transitions. [2018-11-18 13:11:38,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2018-11-18 13:11:38,741 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:11:38,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:11:38,823 INFO L134 CoverageAnalysis]: Checked inductivity of 598 backedges. 486 proven. 5 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2018-11-18 13:11:39,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:11:39,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5409 states to 4521 states and 5409 transitions. [2018-11-18 13:11:39,785 INFO L276 IsEmpty]: Start isEmpty. Operand 4521 states and 5409 transitions. [2018-11-18 13:11:39,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 364 [2018-11-18 13:11:39,788 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:11:39,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:11:39,962 INFO L134 CoverageAnalysis]: Checked inductivity of 660 backedges. 279 proven. 24 refuted. 0 times theorem prover too weak. 357 trivial. 0 not checked. [2018-11-18 13:11:40,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:11:40,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5414 states to 4525 states and 5414 transitions. [2018-11-18 13:11:40,132 INFO L276 IsEmpty]: Start isEmpty. Operand 4525 states and 5414 transitions. [2018-11-18 13:11:40,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 369 [2018-11-18 13:11:40,135 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:11:40,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:11:40,243 INFO L134 CoverageAnalysis]: Checked inductivity of 655 backedges. 283 proven. 12 refuted. 0 times theorem prover too weak. 360 trivial. 0 not checked. [2018-11-18 13:11:40,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:11:40,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4841 states to 4025 states and 4841 transitions. [2018-11-18 13:11:40,383 INFO L276 IsEmpty]: Start isEmpty. Operand 4025 states and 4841 transitions. [2018-11-18 13:11:40,385 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 13:11:40,385 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 355 iterations. [2018-11-18 13:11:40,391 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-18 13:11:40,538 WARN L180 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 38 [2018-11-18 13:11:40,678 WARN L180 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 38 [2018-11-18 13:11:40,851 WARN L180 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 38 [2018-11-18 13:11:40,998 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 38 [2018-11-18 13:11:41,125 WARN L180 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 38 [2018-11-18 13:11:41,234 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 30 [2018-11-18 13:11:41,373 WARN L180 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 36 [2018-11-18 13:11:41,765 WARN L180 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 34 [2018-11-18 13:11:41,902 WARN L180 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 38 [2018-11-18 13:11:42,030 WARN L180 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 38 [2018-11-18 13:11:42,210 WARN L180 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 34 [2018-11-18 13:11:42,480 WARN L180 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 34 [2018-11-18 13:11:42,721 WARN L180 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 34 [2018-11-18 13:11:42,954 WARN L180 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 34 [2018-11-18 13:11:43,131 WARN L180 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 30 [2018-11-18 13:11:43,242 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 38 [2018-11-18 13:11:43,361 WARN L180 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 38 [2018-11-18 13:11:43,495 WARN L180 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 38 [2018-11-18 13:11:43,679 WARN L180 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 30 [2018-11-18 13:11:43,923 WARN L180 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 27 [2018-11-18 13:11:44,054 WARN L180 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 38 [2018-11-18 13:11:44,188 WARN L180 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 34 [2018-11-18 13:11:44,322 WARN L180 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 34 [2018-11-18 13:11:44,562 WARN L180 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 34 [2018-11-18 13:11:44,979 WARN L180 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 59 [2018-11-18 13:11:45,170 WARN L180 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 33 [2018-11-18 13:11:45,322 WARN L180 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 38 [2018-11-18 13:11:45,508 WARN L180 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 30 [2018-11-18 13:11:45,640 WARN L180 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 38 [2018-11-18 13:11:45,851 WARN L180 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 34 [2018-11-18 13:11:45,979 WARN L180 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 38 [2018-11-18 13:11:46,196 WARN L180 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 34 [2018-11-18 13:11:46,309 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 38 [2018-11-18 13:11:46,444 WARN L180 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 34 [2018-11-18 13:11:46,578 WARN L180 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 30 [2018-11-18 13:11:46,708 WARN L180 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 38 [2018-11-18 13:11:46,937 WARN L180 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 34 [2018-11-18 13:11:47,125 WARN L180 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 33 [2018-11-18 13:11:47,353 WARN L180 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 50 [2018-11-18 13:11:47,521 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 38 [2018-11-18 13:11:47,740 WARN L180 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 34 [2018-11-18 13:11:47,848 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 27 [2018-11-18 13:11:47,959 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 38 [2018-11-18 13:11:48,216 WARN L180 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 34 [2018-11-18 13:11:48,348 WARN L180 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 34 [2018-11-18 13:11:48,521 WARN L180 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 38 [2018-11-18 13:11:48,805 WARN L180 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 34 [2018-11-18 13:11:48,919 WARN L180 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 30 [2018-11-18 13:11:49,187 WARN L180 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 34 [2018-11-18 13:11:49,297 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 38 [2018-11-18 13:11:49,408 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 38 [2018-11-18 13:11:49,612 WARN L180 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 38 [2018-11-18 13:11:49,754 WARN L180 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 34 [2018-11-18 13:11:49,898 WARN L180 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 30 [2018-11-18 13:11:50,081 WARN L180 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 30 [2018-11-18 13:11:50,217 WARN L180 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 38 [2018-11-18 13:11:50,345 WARN L180 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 38 [2018-11-18 13:11:50,546 WARN L180 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 30 [2018-11-18 13:11:50,788 WARN L180 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 27 [2018-11-18 13:11:51,004 WARN L180 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 34 [2018-11-18 13:11:51,117 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 38 [2018-11-18 13:11:51,229 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 38 [2018-11-18 13:11:51,473 WARN L180 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 27 [2018-11-18 13:11:51,666 WARN L180 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 34 [2018-11-18 13:11:51,930 WARN L180 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 56 [2018-11-18 13:11:52,119 WARN L180 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 33 [2018-11-18 13:11:52,319 WARN L180 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 36 [2018-11-18 13:11:52,358 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 13:11:52,360 INFO L579 CodeCheckObserver]: Invariant with dag size 27 [2018-11-18 13:11:52,367 INFO L579 CodeCheckObserver]: Invariant with dag size 27 [2018-11-18 13:11:52,367 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 01:11:52 ImpRootNode [2018-11-18 13:11:52,368 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 13:11:52,368 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 13:11:52,368 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 13:11:52,368 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 13:11:52,368 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:03:59" (3/4) ... [2018-11-18 13:11:52,370 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 13:11:52,384 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 111 nodes and edges [2018-11-18 13:11:52,384 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2018-11-18 13:11:52,385 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-18 13:11:52,386 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-18 13:11:52,456 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_96df6f92-4b32-451c-946c-af5eae1afbac/bin-2019/ukojak/witness.graphml [2018-11-18 13:11:52,456 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 13:11:52,457 INFO L168 Benchmark]: Toolchain (without parser) took 475299.04 ms. Allocated memory was 1.0 GB in the beginning and 5.8 GB in the end (delta: 4.7 GB). Free memory was 955.4 MB in the beginning and 2.8 GB in the end (delta: -1.9 GB). Peak memory consumption was 2.9 GB. Max. memory is 11.5 GB. [2018-11-18 13:11:52,457 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 13:11:52,459 INFO L168 Benchmark]: CACSL2BoogieTranslator took 372.17 ms. Allocated memory is still 1.0 GB. Free memory was 955.4 MB in the beginning and 920.4 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. [2018-11-18 13:11:52,459 INFO L168 Benchmark]: Boogie Procedure Inliner took 96.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.7 MB). Free memory was 920.4 MB in the beginning and 1.1 GB in the end (delta: -213.7 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. [2018-11-18 13:11:52,460 INFO L168 Benchmark]: Boogie Preprocessor took 41.32 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: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 11.5 GB. [2018-11-18 13:11:52,460 INFO L168 Benchmark]: RCFGBuilder took 1666.69 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 886.2 MB in the end (delta: 241.4 MB). Peak memory consumption was 241.4 MB. Max. memory is 11.5 GB. [2018-11-18 13:11:52,460 INFO L168 Benchmark]: CodeCheck took 473031.17 ms. Allocated memory was 1.2 GB in the beginning and 5.8 GB in the end (delta: 4.6 GB). Free memory was 886.2 MB in the beginning and 2.9 GB in the end (delta: -2.0 GB). Peak memory consumption was 4.3 GB. Max. memory is 11.5 GB. [2018-11-18 13:11:52,460 INFO L168 Benchmark]: Witness Printer took 88.26 ms. Allocated memory is still 5.8 GB. Free memory was 2.9 GB in the beginning and 2.8 GB in the end (delta: 66.7 MB). Peak memory consumption was 66.7 MB. Max. memory is 11.5 GB. [2018-11-18 13:11:52,461 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, 461.0s OverallTime, 355 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 31469568 SDtfs, -2123992788 SDslu, 268521472 SDs, 0 SdLazy, -862135440 SolverSat, 27563572 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2078.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 501606 GetRequests, 491409 SyntacticMatches, 7095 SemanticMatches, 3102 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6841857 ImplicationChecksByTransitivity, 416.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 1.2s SsaConstructionTime, 1.9s SatisfiabilityAnalysisTime, 21.5s InterpolantComputationTime, 77135 NumberOfCodeBlocks, 77135 NumberOfCodeBlocksAsserted, 354 NumberOfCheckSat, 76781 ConstructedInterpolants, 0 QuantifiedInterpolants, 48382209 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 354 InterpolantComputations, 229 PerfectInterpolantSequences, 87697/88814 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: 511]: 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: (((!(a25 == 1) && !(a28 == 9)) || (!(a28 == 8) && !(a17 == 9))) || (((a17 == 8 && a19 == 1) && a21 == 1) && !(a11 == 1))) || (!(a28 == 8) && !(a11 == 1)) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (((!(a25 == 1) && !(a28 == 9)) || (!(a28 == 8) && !(a17 == 9))) || (((a17 == 8 && a19 == 1) && a21 == 1) && !(a11 == 1))) || (!(a28 == 8) && !(a11 == 1)) * 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 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 372.17 ms. Allocated memory is still 1.0 GB. Free memory was 955.4 MB in the beginning and 920.4 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 96.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.7 MB). Free memory was 920.4 MB in the beginning and 1.1 GB in the end (delta: -213.7 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 41.32 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: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1666.69 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 886.2 MB in the end (delta: 241.4 MB). Peak memory consumption was 241.4 MB. Max. memory is 11.5 GB. * CodeCheck took 473031.17 ms. Allocated memory was 1.2 GB in the beginning and 5.8 GB in the end (delta: 4.6 GB). Free memory was 886.2 MB in the beginning and 2.9 GB in the end (delta: -2.0 GB). Peak memory consumption was 4.3 GB. Max. memory is 11.5 GB. * Witness Printer took 88.26 ms. Allocated memory is still 5.8 GB. Free memory was 2.9 GB in the beginning and 2.8 GB in the end (delta: 66.7 MB). Peak memory consumption was 66.7 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...