./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label10_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_576f9b53-c09c-4c98-ae21-33a5aec5a550/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_576f9b53-c09c-4c98-ae21-33a5aec5a550/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_576f9b53-c09c-4c98-ae21-33a5aec5a550/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_576f9b53-c09c-4c98-ae21-33a5aec5a550/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label10_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_576f9b53-c09c-4c98-ae21-33a5aec5a550/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_576f9b53-c09c-4c98-ae21-33a5aec5a550/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 d90d90ab0f83213f6e486d9f5a42850d0f82e05d ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 05:21:55,251 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 05:21:55,252 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 05:21:55,258 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 05:21:55,258 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 05:21:55,258 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 05:21:55,259 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 05:21:55,260 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 05:21:55,261 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 05:21:55,262 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 05:21:55,263 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 05:21:55,263 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 05:21:55,263 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 05:21:55,264 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 05:21:55,265 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 05:21:55,265 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 05:21:55,266 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 05:21:55,267 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 05:21:55,268 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 05:21:55,269 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 05:21:55,270 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 05:21:55,271 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 05:21:55,272 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 05:21:55,273 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 05:21:55,273 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 05:21:55,273 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 05:21:55,274 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 05:21:55,275 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 05:21:55,275 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 05:21:55,276 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 05:21:55,276 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 05:21:55,277 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 05:21:55,277 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 05:21:55,277 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 05:21:55,277 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 05:21:55,278 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 05:21:55,278 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_576f9b53-c09c-4c98-ae21-33a5aec5a550/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 05:21:55,288 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 05:21:55,288 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 05:21:55,289 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 05:21:55,289 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 05:21:55,289 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 05:21:55,289 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 05:21:55,290 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 05:21:55,290 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 05:21:55,290 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 05:21:55,290 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 05:21:55,290 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 05:21:55,290 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 05:21:55,291 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 05:21:55,291 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 05:21:55,291 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 05:21:55,291 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 05:21:55,291 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 05:21:55,291 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 05:21:55,291 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 05:21:55,292 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 05:21:55,292 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 05:21:55,292 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 05:21:55,292 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 05:21:55,292 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 05:21:55,292 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 05:21:55,292 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 05:21:55,293 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 05:21:55,293 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 05:21:55,293 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_576f9b53-c09c-4c98-ae21-33a5aec5a550/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 -> d90d90ab0f83213f6e486d9f5a42850d0f82e05d [2018-11-10 05:21:55,324 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 05:21:55,333 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 05:21:55,336 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 05:21:55,337 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 05:21:55,337 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 05:21:55,338 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_576f9b53-c09c-4c98-ae21-33a5aec5a550/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem01_label10_true-unreach-call_false-termination.c [2018-11-10 05:21:55,382 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_576f9b53-c09c-4c98-ae21-33a5aec5a550/bin-2019/ukojak/data/84918c701/6976a49e1f53467c995b7680269d91a0/FLAG3c41ad5ae [2018-11-10 05:21:55,771 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 05:21:55,771 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_576f9b53-c09c-4c98-ae21-33a5aec5a550/sv-benchmarks/c/eca-rers2012/Problem01_label10_true-unreach-call_false-termination.c [2018-11-10 05:21:55,780 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_576f9b53-c09c-4c98-ae21-33a5aec5a550/bin-2019/ukojak/data/84918c701/6976a49e1f53467c995b7680269d91a0/FLAG3c41ad5ae [2018-11-10 05:21:55,791 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_576f9b53-c09c-4c98-ae21-33a5aec5a550/bin-2019/ukojak/data/84918c701/6976a49e1f53467c995b7680269d91a0 [2018-11-10 05:21:55,794 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 05:21:55,795 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 05:21:55,795 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 05:21:55,795 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 05:21:55,798 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 05:21:55,799 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:21:55" (1/1) ... [2018-11-10 05:21:55,801 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54772422 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:21:55, skipping insertion in model container [2018-11-10 05:21:55,801 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:21:55" (1/1) ... [2018-11-10 05:21:55,809 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 05:21:55,843 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 05:21:56,076 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:21:56,080 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 05:21:56,147 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:21:56,160 INFO L193 MainTranslator]: Completed translation [2018-11-10 05:21:56,160 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:21:56 WrapperNode [2018-11-10 05:21:56,160 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 05:21:56,161 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 05:21:56,161 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 05:21:56,161 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 05:21:56,168 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:21:56" (1/1) ... [2018-11-10 05:21:56,182 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:21:56" (1/1) ... [2018-11-10 05:21:56,273 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 05:21:56,273 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 05:21:56,273 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 05:21:56,273 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 05:21:56,281 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:21:56" (1/1) ... [2018-11-10 05:21:56,281 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:21:56" (1/1) ... [2018-11-10 05:21:56,284 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:21:56" (1/1) ... [2018-11-10 05:21:56,285 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:21:56" (1/1) ... [2018-11-10 05:21:56,297 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:21:56" (1/1) ... [2018-11-10 05:21:56,305 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:21:56" (1/1) ... [2018-11-10 05:21:56,308 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:21:56" (1/1) ... [2018-11-10 05:21:56,312 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 05:21:56,312 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 05:21:56,312 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 05:21:56,312 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 05:21:56,313 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:21:56" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_576f9b53-c09c-4c98-ae21-33a5aec5a550/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 05:21:56,362 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-10 05:21:56,363 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 05:21:56,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 05:21:57,891 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 05:21:57,891 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:21:57 BoogieIcfgContainer [2018-11-10 05:21:57,891 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 05:21:57,892 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 05:21:57,892 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 05:21:57,899 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 05:21:57,899 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:21:57" (1/1) ... [2018-11-10 05:21:57,907 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:21:57,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:21:57,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 77 states and 146 transitions. [2018-11-10 05:21:57,931 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 146 transitions. [2018-11-10 05:21:57,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-10 05:21:57,934 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:21:58,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:21:58,196 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:21:58,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:21:58,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 147 states and 246 transitions. [2018-11-10 05:21:58,645 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 246 transitions. [2018-11-10 05:21:58,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-10 05:21:58,647 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:21:58,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:21:58,727 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:21:58,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:21:58,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 148 states and 247 transitions. [2018-11-10 05:21:58,939 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 247 transitions. [2018-11-10 05:21:58,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-11-10 05:21:58,941 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:21:58,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:21:58,976 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:21:59,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:21:59,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 153 states and 256 transitions. [2018-11-10 05:21:59,112 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 256 transitions. [2018-11-10 05:21:59,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-10 05:21:59,116 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:21:59,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:21:59,215 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:21:59,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:21:59,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 158 states and 264 transitions. [2018-11-10 05:21:59,403 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 264 transitions. [2018-11-10 05:21:59,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-10 05:21:59,404 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:21:59,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:21:59,428 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 05:21:59,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:21:59,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 159 states and 265 transitions. [2018-11-10 05:21:59,482 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 265 transitions. [2018-11-10 05:21:59,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-10 05:21:59,483 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:21:59,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:21:59,516 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-10 05:21:59,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:21:59,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 172 states and 287 transitions. [2018-11-10 05:21:59,816 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 287 transitions. [2018-11-10 05:21:59,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-10 05:21:59,817 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:21:59,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:21:59,920 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:22:00,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:00,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 187 states and 307 transitions. [2018-11-10 05:22:00,275 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 307 transitions. [2018-11-10 05:22:00,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-10 05:22:00,275 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:00,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:00,322 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:22:00,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:00,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 191 states and 312 transitions. [2018-11-10 05:22:00,397 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 312 transitions. [2018-11-10 05:22:00,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-10 05:22:00,397 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:00,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:00,474 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:22:00,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:00,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 207 states and 336 transitions. [2018-11-10 05:22:00,934 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 336 transitions. [2018-11-10 05:22:00,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-10 05:22:00,934 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:00,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:00,959 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:22:01,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:01,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 214 states and 346 transitions. [2018-11-10 05:22:01,301 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 346 transitions. [2018-11-10 05:22:01,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-11-10 05:22:01,302 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:01,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:01,340 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:22:01,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:01,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 230 states and 372 transitions. [2018-11-10 05:22:01,931 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 372 transitions. [2018-11-10 05:22:01,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-11-10 05:22:01,932 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:01,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:01,949 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:22:02,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:02,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 231 states and 376 transitions. [2018-11-10 05:22:02,109 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 376 transitions. [2018-11-10 05:22:02,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-10 05:22:02,109 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:02,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:02,130 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 05:22:02,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:02,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 242 states and 388 transitions. [2018-11-10 05:22:02,414 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 388 transitions. [2018-11-10 05:22:02,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-10 05:22:02,415 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:02,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:02,437 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 05:22:02,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:02,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 245 states and 392 transitions. [2018-11-10 05:22:02,677 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 392 transitions. [2018-11-10 05:22:02,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-10 05:22:02,678 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:02,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:02,702 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:22:02,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:02,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 254 states and 404 transitions. [2018-11-10 05:22:02,913 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 404 transitions. [2018-11-10 05:22:02,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-10 05:22:02,914 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:02,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:02,970 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-10 05:22:03,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:03,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 266 states and 422 transitions. [2018-11-10 05:22:03,495 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 422 transitions. [2018-11-10 05:22:03,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-10 05:22:03,495 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:03,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:03,521 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-10 05:22:03,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:03,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 267 states and 423 transitions. [2018-11-10 05:22:03,679 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 423 transitions. [2018-11-10 05:22:03,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-10 05:22:03,680 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:03,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:03,703 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:22:03,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:03,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 278 states and 439 transitions. [2018-11-10 05:22:03,931 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 439 transitions. [2018-11-10 05:22:03,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-10 05:22:03,932 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:03,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:03,949 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-10 05:22:04,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:04,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 290 states and 453 transitions. [2018-11-10 05:22:04,096 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 453 transitions. [2018-11-10 05:22:04,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-10 05:22:04,097 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:04,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:04,120 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-10 05:22:04,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:04,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 294 states and 458 transitions. [2018-11-10 05:22:04,298 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 458 transitions. [2018-11-10 05:22:04,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-10 05:22:04,299 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:04,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:04,403 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:22:05,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:05,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 322 states and 495 transitions. [2018-11-10 05:22:05,294 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 495 transitions. [2018-11-10 05:22:05,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-10 05:22:05,295 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:05,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:05,319 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 05:22:05,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:05,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 331 states and 503 transitions. [2018-11-10 05:22:05,550 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 503 transitions. [2018-11-10 05:22:05,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-10 05:22:05,551 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:05,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:05,578 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-10 05:22:05,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:05,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 335 states and 508 transitions. [2018-11-10 05:22:05,695 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 508 transitions. [2018-11-10 05:22:05,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-10 05:22:05,695 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:05,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:05,713 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-10 05:22:05,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:05,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 339 states and 511 transitions. [2018-11-10 05:22:05,793 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 511 transitions. [2018-11-10 05:22:05,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-10 05:22:05,793 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:05,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:05,816 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:22:06,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:06,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 355 states and 529 transitions. [2018-11-10 05:22:06,366 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 529 transitions. [2018-11-10 05:22:06,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-10 05:22:06,366 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:06,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:06,383 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:22:06,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:06,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 359 states and 533 transitions. [2018-11-10 05:22:06,506 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 533 transitions. [2018-11-10 05:22:06,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-10 05:22:06,507 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:06,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:06,550 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-10 05:22:06,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:06,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 361 states and 535 transitions. [2018-11-10 05:22:06,636 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 535 transitions. [2018-11-10 05:22:06,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-10 05:22:06,637 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:06,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:06,687 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:22:06,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:06,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 367 states and 549 transitions. [2018-11-10 05:22:06,983 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 549 transitions. [2018-11-10 05:22:06,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-10 05:22:06,984 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:06,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:07,014 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:22:07,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:07,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 438 states and 625 transitions. [2018-11-10 05:22:07,460 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 625 transitions. [2018-11-10 05:22:07,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-10 05:22:07,461 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:07,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:07,529 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 05:22:08,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:08,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 452 states and 645 transitions. [2018-11-10 05:22:08,335 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 645 transitions. [2018-11-10 05:22:08,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-11-10 05:22:08,336 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:08,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:08,406 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:22:08,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:08,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 466 states and 663 transitions. [2018-11-10 05:22:08,818 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 663 transitions. [2018-11-10 05:22:08,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-11-10 05:22:08,819 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:08,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:08,839 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:22:09,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:09,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 476 states and 676 transitions. [2018-11-10 05:22:09,396 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 676 transitions. [2018-11-10 05:22:09,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-11-10 05:22:09,396 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:09,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:09,416 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:22:10,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:10,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 487 states and 692 transitions. [2018-11-10 05:22:10,034 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 692 transitions. [2018-11-10 05:22:10,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-11-10 05:22:10,035 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:10,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:10,057 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:22:10,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:10,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 489 states and 694 transitions. [2018-11-10 05:22:10,211 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 694 transitions. [2018-11-10 05:22:10,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-11-10 05:22:10,212 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:10,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:10,233 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:22:10,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:10,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 490 states and 697 transitions. [2018-11-10 05:22:10,408 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 697 transitions. [2018-11-10 05:22:10,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-10 05:22:10,410 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:10,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:10,438 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-10 05:22:11,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:11,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718 states to 505 states and 718 transitions. [2018-11-10 05:22:11,186 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 718 transitions. [2018-11-10 05:22:11,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-10 05:22:11,187 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:11,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:11,284 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 57 proven. 1 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-10 05:22:11,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:11,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 748 states to 528 states and 748 transitions. [2018-11-10 05:22:11,970 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 748 transitions. [2018-11-10 05:22:11,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-10 05:22:11,971 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:11,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:12,001 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 05:22:12,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:12,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 541 states and 763 transitions. [2018-11-10 05:22:12,430 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 763 transitions. [2018-11-10 05:22:12,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-10 05:22:12,430 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:12,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:12,510 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 05:22:12,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:12,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 544 states and 768 transitions. [2018-11-10 05:22:12,817 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 768 transitions. [2018-11-10 05:22:12,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-10 05:22:12,818 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:12,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:12,893 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 05:22:13,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:13,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 557 states and 785 transitions. [2018-11-10 05:22:13,504 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 785 transitions. [2018-11-10 05:22:13,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-10 05:22:13,504 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:13,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:13,531 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-10 05:22:13,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:13,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 560 states and 787 transitions. [2018-11-10 05:22:13,758 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 787 transitions. [2018-11-10 05:22:13,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-10 05:22:13,759 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:13,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:13,798 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 05:22:14,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:14,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 567 states and 796 transitions. [2018-11-10 05:22:14,153 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 796 transitions. [2018-11-10 05:22:14,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-10 05:22:14,154 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:14,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:14,176 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 05:22:14,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:14,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 568 states and 796 transitions. [2018-11-10 05:22:14,279 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 796 transitions. [2018-11-10 05:22:14,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-10 05:22:14,280 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:14,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:14,444 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 05:22:15,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:15,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 821 states to 585 states and 821 transitions. [2018-11-10 05:22:15,078 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 821 transitions. [2018-11-10 05:22:15,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-11-10 05:22:15,079 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:15,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:15,108 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-10 05:22:15,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:15,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 831 states to 594 states and 831 transitions. [2018-11-10 05:22:15,403 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 831 transitions. [2018-11-10 05:22:15,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-11-10 05:22:15,404 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:15,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:15,454 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-10 05:22:15,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:15,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 832 states to 595 states and 832 transitions. [2018-11-10 05:22:15,633 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 832 transitions. [2018-11-10 05:22:15,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-11-10 05:22:15,634 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:15,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:15,654 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-10 05:22:15,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:15,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 597 states and 833 transitions. [2018-11-10 05:22:15,763 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 833 transitions. [2018-11-10 05:22:15,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-11-10 05:22:15,764 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:15,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:15,784 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-10 05:22:15,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:15,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 834 states to 599 states and 834 transitions. [2018-11-10 05:22:15,894 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 834 transitions. [2018-11-10 05:22:15,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-10 05:22:15,894 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:15,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:15,915 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-10 05:22:15,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:15,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 600 states and 836 transitions. [2018-11-10 05:22:15,940 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 836 transitions. [2018-11-10 05:22:15,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-10 05:22:15,940 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:15,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:15,995 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 05:22:16,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:16,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 844 states to 607 states and 844 transitions. [2018-11-10 05:22:16,113 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 844 transitions. [2018-11-10 05:22:16,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-10 05:22:16,113 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:16,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:16,133 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-10 05:22:16,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:16,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 847 states to 609 states and 847 transitions. [2018-11-10 05:22:16,238 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 847 transitions. [2018-11-10 05:22:16,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-10 05:22:16,238 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:16,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:16,343 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-10 05:22:16,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:16,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 862 states to 621 states and 862 transitions. [2018-11-10 05:22:16,835 INFO L276 IsEmpty]: Start isEmpty. Operand 621 states and 862 transitions. [2018-11-10 05:22:16,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-10 05:22:16,835 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:16,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:17,113 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 05:22:18,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:18,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 909 states to 666 states and 909 transitions. [2018-11-10 05:22:18,773 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 909 transitions. [2018-11-10 05:22:18,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-10 05:22:18,774 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:18,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:18,929 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 05:22:19,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:19,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 931 states to 680 states and 931 transitions. [2018-11-10 05:22:19,546 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 931 transitions. [2018-11-10 05:22:19,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-10 05:22:19,547 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:19,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:19,635 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-10 05:22:19,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:19,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 942 states to 686 states and 942 transitions. [2018-11-10 05:22:19,823 INFO L276 IsEmpty]: Start isEmpty. Operand 686 states and 942 transitions. [2018-11-10 05:22:19,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-10 05:22:19,824 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:19,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:19,862 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 05:22:21,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:21,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 995 states to 726 states and 995 transitions. [2018-11-10 05:22:21,268 INFO L276 IsEmpty]: Start isEmpty. Operand 726 states and 995 transitions. [2018-11-10 05:22:21,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-10 05:22:21,269 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:21,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:21,308 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 05:22:21,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:21,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1018 states to 747 states and 1018 transitions. [2018-11-10 05:22:21,872 INFO L276 IsEmpty]: Start isEmpty. Operand 747 states and 1018 transitions. [2018-11-10 05:22:21,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-10 05:22:21,873 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:21,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:21,910 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 05:22:22,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:22,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1030 states to 755 states and 1030 transitions. [2018-11-10 05:22:22,816 INFO L276 IsEmpty]: Start isEmpty. Operand 755 states and 1030 transitions. [2018-11-10 05:22:22,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-10 05:22:22,817 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:22,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:22,874 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 05:22:23,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:23,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1050 states to 776 states and 1050 transitions. [2018-11-10 05:22:23,620 INFO L276 IsEmpty]: Start isEmpty. Operand 776 states and 1050 transitions. [2018-11-10 05:22:23,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-10 05:22:23,621 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:23,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:23,659 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 05:22:23,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:23,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1050 states to 777 states and 1050 transitions. [2018-11-10 05:22:23,850 INFO L276 IsEmpty]: Start isEmpty. Operand 777 states and 1050 transitions. [2018-11-10 05:22:23,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-10 05:22:23,851 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:23,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:23,893 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 05:22:24,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:24,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1060 states to 787 states and 1060 transitions. [2018-11-10 05:22:24,584 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 1060 transitions. [2018-11-10 05:22:24,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-10 05:22:24,585 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:24,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:24,685 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 05:22:26,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:26,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1090 states to 812 states and 1090 transitions. [2018-11-10 05:22:26,046 INFO L276 IsEmpty]: Start isEmpty. Operand 812 states and 1090 transitions. [2018-11-10 05:22:26,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-10 05:22:26,046 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:26,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:26,080 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 05:22:26,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:26,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1097 states to 820 states and 1097 transitions. [2018-11-10 05:22:26,433 INFO L276 IsEmpty]: Start isEmpty. Operand 820 states and 1097 transitions. [2018-11-10 05:22:26,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-10 05:22:26,434 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:26,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:26,454 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 05:22:26,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:26,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1105 states to 825 states and 1105 transitions. [2018-11-10 05:22:26,480 INFO L276 IsEmpty]: Start isEmpty. Operand 825 states and 1105 transitions. [2018-11-10 05:22:26,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-10 05:22:26,481 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:26,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:26,573 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 100 proven. 1 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-10 05:22:27,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:27,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1119 states to 838 states and 1119 transitions. [2018-11-10 05:22:27,664 INFO L276 IsEmpty]: Start isEmpty. Operand 838 states and 1119 transitions. [2018-11-10 05:22:27,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-10 05:22:27,664 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:27,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:27,684 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-10 05:22:27,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:27,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1128 states to 845 states and 1128 transitions. [2018-11-10 05:22:27,789 INFO L276 IsEmpty]: Start isEmpty. Operand 845 states and 1128 transitions. [2018-11-10 05:22:27,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-10 05:22:27,789 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:27,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:27,808 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-10 05:22:28,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:28,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1135 states to 851 states and 1135 transitions. [2018-11-10 05:22:28,226 INFO L276 IsEmpty]: Start isEmpty. Operand 851 states and 1135 transitions. [2018-11-10 05:22:28,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-10 05:22:28,227 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:28,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:28,250 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-10 05:22:30,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:30,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1199 states to 891 states and 1199 transitions. [2018-11-10 05:22:30,531 INFO L276 IsEmpty]: Start isEmpty. Operand 891 states and 1199 transitions. [2018-11-10 05:22:30,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-10 05:22:30,532 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:30,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:30,555 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-10 05:22:31,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:31,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1241 states to 924 states and 1241 transitions. [2018-11-10 05:22:31,912 INFO L276 IsEmpty]: Start isEmpty. Operand 924 states and 1241 transitions. [2018-11-10 05:22:31,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-10 05:22:31,913 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:31,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:31,936 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-10 05:22:32,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:32,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1254 states to 938 states and 1254 transitions. [2018-11-10 05:22:32,685 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 1254 transitions. [2018-11-10 05:22:32,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-10 05:22:32,686 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:32,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:32,717 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-10 05:22:33,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:33,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1264 states to 949 states and 1264 transitions. [2018-11-10 05:22:33,147 INFO L276 IsEmpty]: Start isEmpty. Operand 949 states and 1264 transitions. [2018-11-10 05:22:33,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-10 05:22:33,148 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:33,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:33,179 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-10 05:22:33,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:33,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1273 states to 959 states and 1273 transitions. [2018-11-10 05:22:33,824 INFO L276 IsEmpty]: Start isEmpty. Operand 959 states and 1273 transitions. [2018-11-10 05:22:33,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-10 05:22:33,825 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:33,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:33,885 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 103 proven. 1 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-10 05:22:34,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:34,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1276 states to 960 states and 1276 transitions. [2018-11-10 05:22:34,115 INFO L276 IsEmpty]: Start isEmpty. Operand 960 states and 1276 transitions. [2018-11-10 05:22:34,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-10 05:22:34,115 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:34,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:34,185 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 103 proven. 1 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-10 05:22:34,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:34,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1290 states to 971 states and 1290 transitions. [2018-11-10 05:22:34,932 INFO L276 IsEmpty]: Start isEmpty. Operand 971 states and 1290 transitions. [2018-11-10 05:22:34,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-10 05:22:34,932 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:34,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:34,991 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 103 proven. 1 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-10 05:22:35,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:35,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1294 states to 977 states and 1294 transitions. [2018-11-10 05:22:35,495 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 1294 transitions. [2018-11-10 05:22:35,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-10 05:22:35,496 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:35,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:35,655 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-10 05:22:36,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:36,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1317 states to 994 states and 1317 transitions. [2018-11-10 05:22:36,781 INFO L276 IsEmpty]: Start isEmpty. Operand 994 states and 1317 transitions. [2018-11-10 05:22:36,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-10 05:22:36,782 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:36,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:37,306 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-11-10 05:22:38,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:38,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1332 states to 1008 states and 1332 transitions. [2018-11-10 05:22:38,050 INFO L276 IsEmpty]: Start isEmpty. Operand 1008 states and 1332 transitions. [2018-11-10 05:22:38,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-10 05:22:38,051 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:38,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:38,085 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 05:22:39,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:39,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1361 states to 1032 states and 1361 transitions. [2018-11-10 05:22:39,064 INFO L276 IsEmpty]: Start isEmpty. Operand 1032 states and 1361 transitions. [2018-11-10 05:22:39,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-10 05:22:39,064 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:39,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:39,112 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 05:22:39,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:39,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1374 states to 1047 states and 1374 transitions. [2018-11-10 05:22:39,680 INFO L276 IsEmpty]: Start isEmpty. Operand 1047 states and 1374 transitions. [2018-11-10 05:22:39,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-10 05:22:39,681 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:39,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:39,706 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-10 05:22:40,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:40,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1391 states to 1064 states and 1391 transitions. [2018-11-10 05:22:40,136 INFO L276 IsEmpty]: Start isEmpty. Operand 1064 states and 1391 transitions. [2018-11-10 05:22:40,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-10 05:22:40,137 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:40,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:40,197 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-10 05:22:40,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:40,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1401 states to 1071 states and 1401 transitions. [2018-11-10 05:22:40,749 INFO L276 IsEmpty]: Start isEmpty. Operand 1071 states and 1401 transitions. [2018-11-10 05:22:40,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-10 05:22:40,750 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:40,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:40,774 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-10 05:22:40,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:40,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1404 states to 1074 states and 1404 transitions. [2018-11-10 05:22:40,819 INFO L276 IsEmpty]: Start isEmpty. Operand 1074 states and 1404 transitions. [2018-11-10 05:22:40,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-10 05:22:40,820 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:40,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:40,850 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 05:22:41,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:41,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1425 states to 1093 states and 1425 transitions. [2018-11-10 05:22:41,053 INFO L276 IsEmpty]: Start isEmpty. Operand 1093 states and 1425 transitions. [2018-11-10 05:22:41,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-10 05:22:41,054 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:41,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:41,094 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-10 05:22:41,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:41,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1432 states to 1096 states and 1432 transitions. [2018-11-10 05:22:41,131 INFO L276 IsEmpty]: Start isEmpty. Operand 1096 states and 1432 transitions. [2018-11-10 05:22:41,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-10 05:22:41,132 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:41,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:41,188 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-10 05:22:41,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:41,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1439 states to 1101 states and 1439 transitions. [2018-11-10 05:22:41,485 INFO L276 IsEmpty]: Start isEmpty. Operand 1101 states and 1439 transitions. [2018-11-10 05:22:41,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-10 05:22:41,485 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:41,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:41,522 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-10 05:22:41,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:41,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1444 states to 1106 states and 1444 transitions. [2018-11-10 05:22:41,763 INFO L276 IsEmpty]: Start isEmpty. Operand 1106 states and 1444 transitions. [2018-11-10 05:22:41,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-10 05:22:41,764 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:41,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:41,811 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-10 05:22:42,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:42,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1449 states to 1111 states and 1449 transitions. [2018-11-10 05:22:42,102 INFO L276 IsEmpty]: Start isEmpty. Operand 1111 states and 1449 transitions. [2018-11-10 05:22:42,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-10 05:22:42,103 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:42,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:42,124 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-10 05:22:42,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:42,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1461 states to 1120 states and 1461 transitions. [2018-11-10 05:22:42,547 INFO L276 IsEmpty]: Start isEmpty. Operand 1120 states and 1461 transitions. [2018-11-10 05:22:42,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-11-10 05:22:42,548 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:42,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:42,578 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-10 05:22:42,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:42,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1464 states to 1124 states and 1464 transitions. [2018-11-10 05:22:42,835 INFO L276 IsEmpty]: Start isEmpty. Operand 1124 states and 1464 transitions. [2018-11-10 05:22:42,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-10 05:22:42,836 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:42,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:42,862 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-10 05:22:43,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:43,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1475 states to 1135 states and 1475 transitions. [2018-11-10 05:22:43,304 INFO L276 IsEmpty]: Start isEmpty. Operand 1135 states and 1475 transitions. [2018-11-10 05:22:43,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-11-10 05:22:43,304 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:43,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:43,337 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-10 05:22:43,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:43,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1496 states to 1154 states and 1496 transitions. [2018-11-10 05:22:43,407 INFO L276 IsEmpty]: Start isEmpty. Operand 1154 states and 1496 transitions. [2018-11-10 05:22:43,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-11-10 05:22:43,408 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:43,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:43,435 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-10 05:22:43,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:43,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1502 states to 1159 states and 1502 transitions. [2018-11-10 05:22:43,590 INFO L276 IsEmpty]: Start isEmpty. Operand 1159 states and 1502 transitions. [2018-11-10 05:22:43,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-11-10 05:22:43,591 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:43,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:43,630 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-10 05:22:43,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:43,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1506 states to 1163 states and 1506 transitions. [2018-11-10 05:22:43,896 INFO L276 IsEmpty]: Start isEmpty. Operand 1163 states and 1506 transitions. [2018-11-10 05:22:43,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-11-10 05:22:43,897 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:43,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:43,924 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-11-10 05:22:44,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:44,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1531 states to 1183 states and 1531 transitions. [2018-11-10 05:22:44,220 INFO L276 IsEmpty]: Start isEmpty. Operand 1183 states and 1531 transitions. [2018-11-10 05:22:44,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-10 05:22:44,221 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:44,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:44,263 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 151 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-10 05:22:44,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:44,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1545 states to 1189 states and 1545 transitions. [2018-11-10 05:22:44,843 INFO L276 IsEmpty]: Start isEmpty. Operand 1189 states and 1545 transitions. [2018-11-10 05:22:44,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-10 05:22:44,844 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:44,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:44,929 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 151 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-10 05:22:45,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:45,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1560 states to 1201 states and 1560 transitions. [2018-11-10 05:22:45,505 INFO L276 IsEmpty]: Start isEmpty. Operand 1201 states and 1560 transitions. [2018-11-10 05:22:45,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-10 05:22:45,506 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:45,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:45,547 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 151 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-10 05:22:45,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:45,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1561 states to 1203 states and 1561 transitions. [2018-11-10 05:22:45,720 INFO L276 IsEmpty]: Start isEmpty. Operand 1203 states and 1561 transitions. [2018-11-10 05:22:45,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-10 05:22:45,721 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:45,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:45,749 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-10 05:22:45,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:45,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1565 states to 1207 states and 1565 transitions. [2018-11-10 05:22:45,918 INFO L276 IsEmpty]: Start isEmpty. Operand 1207 states and 1565 transitions. [2018-11-10 05:22:45,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-10 05:22:45,919 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:45,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:45,970 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 153 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 05:22:46,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:46,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1581 states to 1218 states and 1581 transitions. [2018-11-10 05:22:46,167 INFO L276 IsEmpty]: Start isEmpty. Operand 1218 states and 1581 transitions. [2018-11-10 05:22:46,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-10 05:22:46,167 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:46,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:46,210 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 153 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 05:22:46,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:46,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1584 states to 1221 states and 1584 transitions. [2018-11-10 05:22:46,531 INFO L276 IsEmpty]: Start isEmpty. Operand 1221 states and 1584 transitions. [2018-11-10 05:22:46,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-11-10 05:22:46,532 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:46,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:46,617 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2018-11-10 05:22:46,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:46,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1586 states to 1223 states and 1586 transitions. [2018-11-10 05:22:46,886 INFO L276 IsEmpty]: Start isEmpty. Operand 1223 states and 1586 transitions. [2018-11-10 05:22:46,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-10 05:22:46,887 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:46,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:46,921 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-10 05:22:47,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:47,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1600 states to 1235 states and 1600 transitions. [2018-11-10 05:22:47,338 INFO L276 IsEmpty]: Start isEmpty. Operand 1235 states and 1600 transitions. [2018-11-10 05:22:47,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-10 05:22:47,339 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:47,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:47,372 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-10 05:22:47,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:47,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1607 states to 1243 states and 1607 transitions. [2018-11-10 05:22:47,540 INFO L276 IsEmpty]: Start isEmpty. Operand 1243 states and 1607 transitions. [2018-11-10 05:22:47,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-10 05:22:47,541 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:47,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:47,575 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-10 05:22:47,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:47,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1612 states to 1248 states and 1612 transitions. [2018-11-10 05:22:47,861 INFO L276 IsEmpty]: Start isEmpty. Operand 1248 states and 1612 transitions. [2018-11-10 05:22:47,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-10 05:22:47,862 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:47,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:47,895 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-10 05:22:48,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:48,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1619 states to 1253 states and 1619 transitions. [2018-11-10 05:22:48,222 INFO L276 IsEmpty]: Start isEmpty. Operand 1253 states and 1619 transitions. [2018-11-10 05:22:48,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-10 05:22:48,223 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:48,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:48,258 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 159 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 05:22:48,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:48,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1624 states to 1258 states and 1624 transitions. [2018-11-10 05:22:48,522 INFO L276 IsEmpty]: Start isEmpty. Operand 1258 states and 1624 transitions. [2018-11-10 05:22:48,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-10 05:22:48,524 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:48,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:48,853 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 113 proven. 11 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 05:22:50,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:50,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1663 states to 1292 states and 1663 transitions. [2018-11-10 05:22:50,547 INFO L276 IsEmpty]: Start isEmpty. Operand 1292 states and 1663 transitions. [2018-11-10 05:22:50,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-11-10 05:22:50,548 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:50,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:50,599 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-11-10 05:22:52,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:52,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1705 states to 1327 states and 1705 transitions. [2018-11-10 05:22:52,159 INFO L276 IsEmpty]: Start isEmpty. Operand 1327 states and 1705 transitions. [2018-11-10 05:22:52,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-11-10 05:22:52,160 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:52,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:52,202 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-11-10 05:22:53,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:53,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1725 states to 1345 states and 1725 transitions. [2018-11-10 05:22:53,290 INFO L276 IsEmpty]: Start isEmpty. Operand 1345 states and 1725 transitions. [2018-11-10 05:22:53,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-10 05:22:53,291 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:53,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:54,521 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-10 05:22:57,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:57,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1780 states to 1398 states and 1780 transitions. [2018-11-10 05:22:57,321 INFO L276 IsEmpty]: Start isEmpty. Operand 1398 states and 1780 transitions. [2018-11-10 05:22:57,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-10 05:22:57,322 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:57,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:57,365 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-10 05:22:59,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:59,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1832 states to 1437 states and 1832 transitions. [2018-11-10 05:22:59,132 INFO L276 IsEmpty]: Start isEmpty. Operand 1437 states and 1832 transitions. [2018-11-10 05:22:59,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-10 05:22:59,132 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:59,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:59,175 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-10 05:22:59,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:22:59,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1839 states to 1446 states and 1839 transitions. [2018-11-10 05:22:59,690 INFO L276 IsEmpty]: Start isEmpty. Operand 1446 states and 1839 transitions. [2018-11-10 05:22:59,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-10 05:22:59,691 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:22:59,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:22:59,747 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-10 05:23:00,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:23:00,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1841 states to 1449 states and 1841 transitions. [2018-11-10 05:23:00,275 INFO L276 IsEmpty]: Start isEmpty. Operand 1449 states and 1841 transitions. [2018-11-10 05:23:00,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-10 05:23:00,276 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:23:00,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:23:00,307 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-11-10 05:23:00,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:23:00,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1848 states to 1454 states and 1848 transitions. [2018-11-10 05:23:00,877 INFO L276 IsEmpty]: Start isEmpty. Operand 1454 states and 1848 transitions. [2018-11-10 05:23:00,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-10 05:23:00,878 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:23:00,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:23:00,921 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-11-10 05:23:01,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:23:01,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1857 states to 1461 states and 1857 transitions. [2018-11-10 05:23:01,195 INFO L276 IsEmpty]: Start isEmpty. Operand 1461 states and 1857 transitions. [2018-11-10 05:23:01,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-11-10 05:23:01,195 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:23:01,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:23:01,225 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 191 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-10 05:23:03,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:23:03,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1899 states to 1487 states and 1899 transitions. [2018-11-10 05:23:03,474 INFO L276 IsEmpty]: Start isEmpty. Operand 1487 states and 1899 transitions. [2018-11-10 05:23:03,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-11-10 05:23:03,474 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:23:03,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:23:03,504 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 191 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-10 05:23:04,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:23:04,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1913 states to 1496 states and 1913 transitions. [2018-11-10 05:23:04,354 INFO L276 IsEmpty]: Start isEmpty. Operand 1496 states and 1913 transitions. [2018-11-10 05:23:04,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-10 05:23:04,355 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:23:04,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:23:04,391 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 153 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-11-10 05:23:06,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:23:06,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1978 states to 1557 states and 1978 transitions. [2018-11-10 05:23:06,249 INFO L276 IsEmpty]: Start isEmpty. Operand 1557 states and 1978 transitions. [2018-11-10 05:23:06,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-10 05:23:06,249 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:23:06,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:23:06,286 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 153 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-11-10 05:23:07,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:23:07,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2014 states to 1593 states and 2014 transitions. [2018-11-10 05:23:07,248 INFO L276 IsEmpty]: Start isEmpty. Operand 1593 states and 2014 transitions. [2018-11-10 05:23:07,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-11-10 05:23:07,249 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:23:07,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:23:07,281 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 218 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-10 05:23:07,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:23:07,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2027 states to 1603 states and 2027 transitions. [2018-11-10 05:23:07,740 INFO L276 IsEmpty]: Start isEmpty. Operand 1603 states and 2027 transitions. [2018-11-10 05:23:07,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-10 05:23:07,741 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:23:07,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:23:07,774 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 152 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-10 05:23:08,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:23:08,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2041 states to 1618 states and 2041 transitions. [2018-11-10 05:23:08,420 INFO L276 IsEmpty]: Start isEmpty. Operand 1618 states and 2041 transitions. [2018-11-10 05:23:08,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-10 05:23:08,421 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:23:08,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:23:08,455 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 152 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-10 05:23:08,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:23:08,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2044 states to 1622 states and 2044 transitions. [2018-11-10 05:23:08,637 INFO L276 IsEmpty]: Start isEmpty. Operand 1622 states and 2044 transitions. [2018-11-10 05:23:08,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-10 05:23:08,637 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:23:08,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:23:08,672 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 168 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-11-10 05:23:09,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:23:09,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2094 states to 1674 states and 2094 transitions. [2018-11-10 05:23:09,585 INFO L276 IsEmpty]: Start isEmpty. Operand 1674 states and 2094 transitions. [2018-11-10 05:23:09,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-10 05:23:09,586 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:23:09,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:23:09,705 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-11-10 05:23:09,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:23:09,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2099 states to 1680 states and 2099 transitions. [2018-11-10 05:23:09,751 INFO L276 IsEmpty]: Start isEmpty. Operand 1680 states and 2099 transitions. [2018-11-10 05:23:09,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-10 05:23:09,753 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:23:09,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:23:10,294 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 165 proven. 26 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 05:23:13,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:23:13,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2159 states to 1727 states and 2159 transitions. [2018-11-10 05:23:13,166 INFO L276 IsEmpty]: Start isEmpty. Operand 1727 states and 2159 transitions. [2018-11-10 05:23:13,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-10 05:23:13,168 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:23:13,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:23:13,361 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 165 proven. 26 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 05:23:13,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:23:13,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2160 states to 1728 states and 2160 transitions. [2018-11-10 05:23:13,724 INFO L276 IsEmpty]: Start isEmpty. Operand 1728 states and 2160 transitions. [2018-11-10 05:23:13,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-10 05:23:13,725 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:23:13,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:23:13,917 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 165 proven. 26 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 05:23:14,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:23:14,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2161 states to 1729 states and 2161 transitions. [2018-11-10 05:23:14,278 INFO L276 IsEmpty]: Start isEmpty. Operand 1729 states and 2161 transitions. [2018-11-10 05:23:14,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-10 05:23:14,279 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:23:14,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:23:14,316 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 189 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 05:23:16,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:23:16,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2205 states to 1766 states and 2205 transitions. [2018-11-10 05:23:16,636 INFO L276 IsEmpty]: Start isEmpty. Operand 1766 states and 2205 transitions. [2018-11-10 05:23:16,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-11-10 05:23:16,637 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:23:16,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:23:16,675 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 153 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2018-11-10 05:23:16,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:23:16,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2211 states to 1771 states and 2211 transitions. [2018-11-10 05:23:16,905 INFO L276 IsEmpty]: Start isEmpty. Operand 1771 states and 2211 transitions. [2018-11-10 05:23:16,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-11-10 05:23:16,907 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:23:16,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:23:16,951 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 153 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2018-11-10 05:23:17,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:23:17,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2214 states to 1775 states and 2214 transitions. [2018-11-10 05:23:17,267 INFO L276 IsEmpty]: Start isEmpty. Operand 1775 states and 2214 transitions. [2018-11-10 05:23:17,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-11-10 05:23:17,268 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:23:17,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:23:17,305 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 153 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2018-11-10 05:23:17,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:23:17,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2214 states to 1776 states and 2214 transitions. [2018-11-10 05:23:17,690 INFO L276 IsEmpty]: Start isEmpty. Operand 1776 states and 2214 transitions. [2018-11-10 05:23:17,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-11-10 05:23:17,691 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:23:17,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:23:17,723 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 195 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 05:23:18,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:23:18,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2225 states to 1787 states and 2225 transitions. [2018-11-10 05:23:18,266 INFO L276 IsEmpty]: Start isEmpty. Operand 1787 states and 2225 transitions. [2018-11-10 05:23:18,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-11-10 05:23:18,267 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:23:18,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:23:19,365 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 230 proven. 10 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2018-11-10 05:23:22,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:23:22,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2256 states to 1813 states and 2256 transitions. [2018-11-10 05:23:22,040 INFO L276 IsEmpty]: Start isEmpty. Operand 1813 states and 2256 transitions. [2018-11-10 05:23:22,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-11-10 05:23:22,040 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:23:22,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:23:22,113 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 230 proven. 10 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2018-11-10 05:23:22,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:23:22,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2258 states to 1816 states and 2258 transitions. [2018-11-10 05:23:22,461 INFO L276 IsEmpty]: Start isEmpty. Operand 1816 states and 2258 transitions. [2018-11-10 05:23:22,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-11-10 05:23:22,462 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:23:22,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:23:22,500 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2018-11-10 05:23:22,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:23:22,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2259 states to 1817 states and 2259 transitions. [2018-11-10 05:23:22,725 INFO L276 IsEmpty]: Start isEmpty. Operand 1817 states and 2259 transitions. [2018-11-10 05:23:22,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-11-10 05:23:22,726 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:23:22,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:23:22,764 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2018-11-10 05:23:23,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:23:23,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2261 states to 1819 states and 2261 transitions. [2018-11-10 05:23:23,270 INFO L276 IsEmpty]: Start isEmpty. Operand 1819 states and 2261 transitions. [2018-11-10 05:23:23,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-11-10 05:23:23,271 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:23:23,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:23:23,308 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 247 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-10 05:23:23,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:23:23,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2271 states to 1830 states and 2271 transitions. [2018-11-10 05:23:23,511 INFO L276 IsEmpty]: Start isEmpty. Operand 1830 states and 2271 transitions. [2018-11-10 05:23:23,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-11-10 05:23:23,512 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:23:23,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:23:23,548 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 251 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-10 05:23:25,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:23:25,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2303 states to 1855 states and 2303 transitions. [2018-11-10 05:23:25,042 INFO L276 IsEmpty]: Start isEmpty. Operand 1855 states and 2303 transitions. [2018-11-10 05:23:25,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-11-10 05:23:25,043 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:23:25,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:23:25,089 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 251 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-10 05:23:26,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:23:26,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2311 states to 1859 states and 2311 transitions. [2018-11-10 05:23:26,052 INFO L276 IsEmpty]: Start isEmpty. Operand 1859 states and 2311 transitions. [2018-11-10 05:23:26,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-10 05:23:26,053 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:23:26,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:23:26,086 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 246 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-11-10 05:23:26,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:23:26,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2323 states to 1872 states and 2323 transitions. [2018-11-10 05:23:26,137 INFO L276 IsEmpty]: Start isEmpty. Operand 1872 states and 2323 transitions. [2018-11-10 05:23:26,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-11-10 05:23:26,138 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:23:26,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:23:26,404 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 173 proven. 5 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-10 05:23:30,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:23:30,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2422 states to 1954 states and 2422 transitions. [2018-11-10 05:23:30,551 INFO L276 IsEmpty]: Start isEmpty. Operand 1954 states and 2422 transitions. [2018-11-10 05:23:30,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-11-10 05:23:30,552 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:23:30,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:23:30,659 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 173 proven. 5 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-10 05:23:31,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:23:31,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2443 states to 1977 states and 2443 transitions. [2018-11-10 05:23:31,710 INFO L276 IsEmpty]: Start isEmpty. Operand 1977 states and 2443 transitions. [2018-11-10 05:23:31,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-11-10 05:23:31,711 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:23:31,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:23:31,823 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 173 proven. 5 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-10 05:23:32,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:23:32,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2444 states to 1979 states and 2444 transitions. [2018-11-10 05:23:32,402 INFO L276 IsEmpty]: Start isEmpty. Operand 1979 states and 2444 transitions. [2018-11-10 05:23:32,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-11-10 05:23:32,403 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:23:32,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:23:32,441 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 253 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-10 05:23:33,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:23:33,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2457 states to 1990 states and 2457 transitions. [2018-11-10 05:23:33,195 INFO L276 IsEmpty]: Start isEmpty. Operand 1990 states and 2457 transitions. [2018-11-10 05:23:33,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-11-10 05:23:33,196 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:23:33,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:23:33,234 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 253 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-10 05:23:33,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:23:33,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2458 states to 1992 states and 2458 transitions. [2018-11-10 05:23:33,753 INFO L276 IsEmpty]: Start isEmpty. Operand 1992 states and 2458 transitions. [2018-11-10 05:23:33,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-11-10 05:23:33,754 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:23:33,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:23:35,738 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 215 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-10 05:23:40,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:23:40,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2524 states to 2055 states and 2524 transitions. [2018-11-10 05:23:40,692 INFO L276 IsEmpty]: Start isEmpty. Operand 2055 states and 2524 transitions. [2018-11-10 05:23:40,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-11-10 05:23:40,693 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:23:40,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:23:40,819 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 215 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-10 05:23:42,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:23:42,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2552 states to 2083 states and 2552 transitions. [2018-11-10 05:23:42,614 INFO L276 IsEmpty]: Start isEmpty. Operand 2083 states and 2552 transitions. [2018-11-10 05:23:42,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-11-10 05:23:42,615 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:23:42,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:23:42,650 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 200 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2018-11-10 05:23:43,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:23:43,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2558 states to 2088 states and 2558 transitions. [2018-11-10 05:23:43,017 INFO L276 IsEmpty]: Start isEmpty. Operand 2088 states and 2558 transitions. [2018-11-10 05:23:43,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-11-10 05:23:43,018 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:23:43,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:23:43,063 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-11-10 05:23:43,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:23:43,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2579 states to 2110 states and 2579 transitions. [2018-11-10 05:23:43,150 INFO L276 IsEmpty]: Start isEmpty. Operand 2110 states and 2579 transitions. [2018-11-10 05:23:43,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-11-10 05:23:43,151 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:23:43,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:23:43,200 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 185 proven. 5 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-10 05:23:45,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:23:45,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2605 states to 2130 states and 2605 transitions. [2018-11-10 05:23:45,114 INFO L276 IsEmpty]: Start isEmpty. Operand 2130 states and 2605 transitions. [2018-11-10 05:23:45,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-11-10 05:23:45,116 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:23:45,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:23:45,180 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 185 proven. 5 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-10 05:23:45,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:23:45,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2605 states to 2131 states and 2605 transitions. [2018-11-10 05:23:45,682 INFO L276 IsEmpty]: Start isEmpty. Operand 2131 states and 2605 transitions. [2018-11-10 05:23:45,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-11-10 05:23:45,683 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:23:45,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:23:45,731 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 185 proven. 5 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-10 05:23:46,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:23:46,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2611 states to 2138 states and 2611 transitions. [2018-11-10 05:23:46,505 INFO L276 IsEmpty]: Start isEmpty. Operand 2138 states and 2611 transitions. [2018-11-10 05:23:46,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-11-10 05:23:46,506 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:23:46,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:23:46,554 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 185 proven. 5 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-10 05:23:46,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:23:46,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2611 states to 2139 states and 2611 transitions. [2018-11-10 05:23:46,975 INFO L276 IsEmpty]: Start isEmpty. Operand 2139 states and 2611 transitions. [2018-11-10 05:23:46,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-11-10 05:23:46,976 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:23:46,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:23:47,204 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 190 proven. 5 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2018-11-10 05:23:48,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:23:48,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2691 states to 2215 states and 2691 transitions. [2018-11-10 05:23:48,334 INFO L276 IsEmpty]: Start isEmpty. Operand 2215 states and 2691 transitions. [2018-11-10 05:23:48,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-11-10 05:23:48,335 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:23:48,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:23:48,405 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 206 trivial. 0 not checked. [2018-11-10 05:23:48,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:23:48,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2691 states to 2216 states and 2691 transitions. [2018-11-10 05:23:48,449 INFO L276 IsEmpty]: Start isEmpty. Operand 2216 states and 2691 transitions. [2018-11-10 05:23:48,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2018-11-10 05:23:48,450 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:23:48,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:23:49,312 INFO L134 CoverageAnalysis]: Checked inductivity of 529 backedges. 334 proven. 112 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-10 05:23:52,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:23:52,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2721 states to 2236 states and 2721 transitions. [2018-11-10 05:23:52,549 INFO L276 IsEmpty]: Start isEmpty. Operand 2236 states and 2721 transitions. [2018-11-10 05:23:52,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2018-11-10 05:23:52,550 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:23:52,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:23:52,632 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 301 proven. 0 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2018-11-10 05:23:52,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:23:52,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2721 states to 2237 states and 2721 transitions. [2018-11-10 05:23:52,912 INFO L276 IsEmpty]: Start isEmpty. Operand 2237 states and 2721 transitions. [2018-11-10 05:23:52,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2018-11-10 05:23:52,913 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:23:52,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:23:52,995 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 301 proven. 0 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2018-11-10 05:23:54,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:23:54,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2726 states to 2241 states and 2726 transitions. [2018-11-10 05:23:54,274 INFO L276 IsEmpty]: Start isEmpty. Operand 2241 states and 2726 transitions. [2018-11-10 05:23:54,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2018-11-10 05:23:54,275 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:23:54,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:23:54,357 INFO L134 CoverageAnalysis]: Checked inductivity of 550 backedges. 409 proven. 5 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2018-11-10 05:23:56,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:23:56,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2752 states to 2261 states and 2752 transitions. [2018-11-10 05:23:56,430 INFO L276 IsEmpty]: Start isEmpty. Operand 2261 states and 2752 transitions. [2018-11-10 05:23:56,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2018-11-10 05:23:56,431 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:23:56,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:23:56,497 INFO L134 CoverageAnalysis]: Checked inductivity of 558 backedges. 332 proven. 0 refuted. 0 times theorem prover too weak. 226 trivial. 0 not checked. [2018-11-10 05:23:56,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:23:56,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2766 states to 2274 states and 2766 transitions. [2018-11-10 05:23:56,959 INFO L276 IsEmpty]: Start isEmpty. Operand 2274 states and 2766 transitions. [2018-11-10 05:23:56,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2018-11-10 05:23:56,961 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:23:56,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:23:57,027 INFO L134 CoverageAnalysis]: Checked inductivity of 558 backedges. 332 proven. 0 refuted. 0 times theorem prover too weak. 226 trivial. 0 not checked. [2018-11-10 05:23:57,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:23:57,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2773 states to 2282 states and 2773 transitions. [2018-11-10 05:23:57,298 INFO L276 IsEmpty]: Start isEmpty. Operand 2282 states and 2773 transitions. [2018-11-10 05:23:57,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2018-11-10 05:23:57,299 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:23:57,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:23:57,396 INFO L134 CoverageAnalysis]: Checked inductivity of 543 backedges. 317 proven. 0 refuted. 0 times theorem prover too weak. 226 trivial. 0 not checked. [2018-11-10 05:23:57,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:23:57,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2773 states to 2283 states and 2773 transitions. [2018-11-10 05:23:57,725 INFO L276 IsEmpty]: Start isEmpty. Operand 2283 states and 2773 transitions. [2018-11-10 05:23:57,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2018-11-10 05:23:57,727 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:23:57,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:23:57,806 INFO L134 CoverageAnalysis]: Checked inductivity of 593 backedges. 416 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2018-11-10 05:23:58,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:23:58,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2783 states to 2288 states and 2783 transitions. [2018-11-10 05:23:58,278 INFO L276 IsEmpty]: Start isEmpty. Operand 2288 states and 2783 transitions. [2018-11-10 05:23:58,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-11-10 05:23:58,279 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:23:58,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:23:58,364 INFO L134 CoverageAnalysis]: Checked inductivity of 567 backedges. 329 proven. 0 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2018-11-10 05:23:58,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:23:58,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2784 states to 2290 states and 2784 transitions. [2018-11-10 05:23:58,613 INFO L276 IsEmpty]: Start isEmpty. Operand 2290 states and 2784 transitions. [2018-11-10 05:23:58,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-11-10 05:23:58,615 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:23:58,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:23:58,922 INFO L134 CoverageAnalysis]: Checked inductivity of 583 backedges. 387 proven. 0 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2018-11-10 05:23:59,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:23:59,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2798 states to 2305 states and 2798 transitions. [2018-11-10 05:23:59,871 INFO L276 IsEmpty]: Start isEmpty. Operand 2305 states and 2798 transitions. [2018-11-10 05:23:59,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-11-10 05:23:59,873 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:23:59,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:00,834 INFO L134 CoverageAnalysis]: Checked inductivity of 773 backedges. 584 proven. 6 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2018-11-10 05:24:05,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:05,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2861 states to 2361 states and 2861 transitions. [2018-11-10 05:24:05,208 INFO L276 IsEmpty]: Start isEmpty. Operand 2361 states and 2861 transitions. [2018-11-10 05:24:05,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-11-10 05:24:05,209 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:05,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:05,293 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 340 proven. 0 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2018-11-10 05:24:05,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:05,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2862 states to 2362 states and 2862 transitions. [2018-11-10 05:24:05,986 INFO L276 IsEmpty]: Start isEmpty. Operand 2362 states and 2862 transitions. [2018-11-10 05:24:05,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-11-10 05:24:05,988 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:06,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:06,066 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 340 proven. 0 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2018-11-10 05:24:06,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:06,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2865 states to 2365 states and 2865 transitions. [2018-11-10 05:24:06,561 INFO L276 IsEmpty]: Start isEmpty. Operand 2365 states and 2865 transitions. [2018-11-10 05:24:06,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2018-11-10 05:24:06,563 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:06,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:06,865 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 372 proven. 106 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2018-11-10 05:24:07,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:07,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2877 states to 2376 states and 2877 transitions. [2018-11-10 05:24:07,968 INFO L276 IsEmpty]: Start isEmpty. Operand 2376 states and 2877 transitions. [2018-11-10 05:24:07,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2018-11-10 05:24:07,969 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:07,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:08,063 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 372 proven. 106 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2018-11-10 05:24:08,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:08,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2877 states to 2377 states and 2877 transitions. [2018-11-10 05:24:08,590 INFO L276 IsEmpty]: Start isEmpty. Operand 2377 states and 2877 transitions. [2018-11-10 05:24:08,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2018-11-10 05:24:08,592 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:08,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:08,683 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 372 proven. 106 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2018-11-10 05:24:09,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:09,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2887 states to 2388 states and 2887 transitions. [2018-11-10 05:24:09,593 INFO L276 IsEmpty]: Start isEmpty. Operand 2388 states and 2887 transitions. [2018-11-10 05:24:09,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2018-11-10 05:24:09,594 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:09,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:10,139 INFO L134 CoverageAnalysis]: Checked inductivity of 674 backedges. 396 proven. 175 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2018-11-10 05:24:14,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:14,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2964 states to 2450 states and 2964 transitions. [2018-11-10 05:24:14,517 INFO L276 IsEmpty]: Start isEmpty. Operand 2450 states and 2964 transitions. [2018-11-10 05:24:14,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2018-11-10 05:24:14,518 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:14,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:14,695 INFO L134 CoverageAnalysis]: Checked inductivity of 674 backedges. 396 proven. 175 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2018-11-10 05:24:15,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:15,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2985 states to 2473 states and 2985 transitions. [2018-11-10 05:24:15,650 INFO L276 IsEmpty]: Start isEmpty. Operand 2473 states and 2985 transitions. [2018-11-10 05:24:15,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2018-11-10 05:24:15,651 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:15,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:15,775 INFO L134 CoverageAnalysis]: Checked inductivity of 682 backedges. 439 proven. 120 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2018-11-10 05:24:16,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:16,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2997 states to 2481 states and 2997 transitions. [2018-11-10 05:24:16,931 INFO L276 IsEmpty]: Start isEmpty. Operand 2481 states and 2997 transitions. [2018-11-10 05:24:16,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2018-11-10 05:24:16,933 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:16,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:17,051 INFO L134 CoverageAnalysis]: Checked inductivity of 682 backedges. 439 proven. 120 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2018-11-10 05:24:17,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:17,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3001 states to 2485 states and 3001 transitions. [2018-11-10 05:24:17,637 INFO L276 IsEmpty]: Start isEmpty. Operand 2485 states and 3001 transitions. [2018-11-10 05:24:17,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2018-11-10 05:24:17,639 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:17,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:17,758 INFO L134 CoverageAnalysis]: Checked inductivity of 682 backedges. 439 proven. 120 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2018-11-10 05:24:18,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:18,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3008 states to 2491 states and 3008 transitions. [2018-11-10 05:24:18,418 INFO L276 IsEmpty]: Start isEmpty. Operand 2491 states and 3008 transitions. [2018-11-10 05:24:18,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2018-11-10 05:24:18,420 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:18,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:18,514 INFO L134 CoverageAnalysis]: Checked inductivity of 601 backedges. 376 proven. 0 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2018-11-10 05:24:18,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:18,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3013 states to 2497 states and 3013 transitions. [2018-11-10 05:24:18,923 INFO L276 IsEmpty]: Start isEmpty. Operand 2497 states and 3013 transitions. [2018-11-10 05:24:18,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2018-11-10 05:24:18,924 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:18,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:18,998 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 489 proven. 0 refuted. 0 times theorem prover too weak. 161 trivial. 0 not checked. [2018-11-10 05:24:22,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:22,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3069 states to 2535 states and 3069 transitions. [2018-11-10 05:24:22,256 INFO L276 IsEmpty]: Start isEmpty. Operand 2535 states and 3069 transitions. [2018-11-10 05:24:22,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2018-11-10 05:24:22,257 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:22,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:22,331 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 489 proven. 0 refuted. 0 times theorem prover too weak. 161 trivial. 0 not checked. [2018-11-10 05:24:23,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:23,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3088 states to 2549 states and 3088 transitions. [2018-11-10 05:24:23,766 INFO L276 IsEmpty]: Start isEmpty. Operand 2549 states and 3088 transitions. [2018-11-10 05:24:23,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2018-11-10 05:24:23,767 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:23,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:23,843 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 489 proven. 0 refuted. 0 times theorem prover too weak. 161 trivial. 0 not checked. [2018-11-10 05:24:24,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:24,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3092 states to 2551 states and 3092 transitions. [2018-11-10 05:24:24,353 INFO L276 IsEmpty]: Start isEmpty. Operand 2551 states and 3092 transitions. [2018-11-10 05:24:24,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2018-11-10 05:24:24,354 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:24,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:24,428 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 489 proven. 0 refuted. 0 times theorem prover too weak. 161 trivial. 0 not checked. [2018-11-10 05:24:24,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:24,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3099 states to 2559 states and 3099 transitions. [2018-11-10 05:24:24,824 INFO L276 IsEmpty]: Start isEmpty. Operand 2559 states and 3099 transitions. [2018-11-10 05:24:24,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2018-11-10 05:24:24,825 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:24,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:25,049 INFO L134 CoverageAnalysis]: Checked inductivity of 687 backedges. 367 proven. 0 refuted. 0 times theorem prover too weak. 320 trivial. 0 not checked. [2018-11-10 05:24:26,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:26,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3140 states to 2600 states and 3140 transitions. [2018-11-10 05:24:26,894 INFO L276 IsEmpty]: Start isEmpty. Operand 2600 states and 3140 transitions. [2018-11-10 05:24:26,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 331 [2018-11-10 05:24:26,895 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:26,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:26,978 INFO L134 CoverageAnalysis]: Checked inductivity of 660 backedges. 406 proven. 0 refuted. 0 times theorem prover too weak. 254 trivial. 0 not checked. [2018-11-10 05:24:28,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:28,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3158 states to 2617 states and 3158 transitions. [2018-11-10 05:24:28,678 INFO L276 IsEmpty]: Start isEmpty. Operand 2617 states and 3158 transitions. [2018-11-10 05:24:28,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 331 [2018-11-10 05:24:28,679 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:28,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:28,757 INFO L134 CoverageAnalysis]: Checked inductivity of 660 backedges. 406 proven. 0 refuted. 0 times theorem prover too weak. 254 trivial. 0 not checked. [2018-11-10 05:24:29,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:29,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3174 states to 2632 states and 3174 transitions. [2018-11-10 05:24:29,933 INFO L276 IsEmpty]: Start isEmpty. Operand 2632 states and 3174 transitions. [2018-11-10 05:24:29,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2018-11-10 05:24:29,935 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:29,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:30,713 INFO L134 CoverageAnalysis]: Checked inductivity of 713 backedges. 484 proven. 42 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2018-11-10 05:24:34,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:34,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3253 states to 2703 states and 3253 transitions. [2018-11-10 05:24:34,855 INFO L276 IsEmpty]: Start isEmpty. Operand 2703 states and 3253 transitions. [2018-11-10 05:24:34,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2018-11-10 05:24:34,857 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:34,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:34,975 INFO L134 CoverageAnalysis]: Checked inductivity of 713 backedges. 484 proven. 42 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2018-11-10 05:24:36,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:36,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3259 states to 2708 states and 3259 transitions. [2018-11-10 05:24:36,367 INFO L276 IsEmpty]: Start isEmpty. Operand 2708 states and 3259 transitions. [2018-11-10 05:24:36,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2018-11-10 05:24:36,369 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:36,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:36,491 INFO L134 CoverageAnalysis]: Checked inductivity of 735 backedges. 481 proven. 134 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2018-11-10 05:24:36,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:36,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3259 states to 2709 states and 3259 transitions. [2018-11-10 05:24:36,995 INFO L276 IsEmpty]: Start isEmpty. Operand 2709 states and 3259 transitions. [2018-11-10 05:24:36,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 341 [2018-11-10 05:24:36,996 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:24:37,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:24:39,750 INFO L134 CoverageAnalysis]: Checked inductivity of 754 backedges. 608 proven. 10 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2018-11-10 05:24:50,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:24:50,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3239 states to 2672 states and 3239 transitions. [2018-11-10 05:24:50,978 INFO L276 IsEmpty]: Start isEmpty. Operand 2672 states and 3239 transitions. [2018-11-10 05:24:50,979 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 05:24:50,979 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 189 iterations. [2018-11-10 05:24:50,986 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-10 05:24:51,094 WARN L179 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 29 [2018-11-10 05:24:51,518 WARN L179 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 36 [2018-11-10 05:24:51,709 WARN L179 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 34 [2018-11-10 05:24:51,833 WARN L179 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 33 [2018-11-10 05:24:51,961 WARN L179 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 24 [2018-11-10 05:24:52,106 WARN L179 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 36 [2018-11-10 05:24:52,261 WARN L179 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 36 [2018-11-10 05:24:52,419 WARN L179 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 24 [2018-11-10 05:24:52,533 WARN L179 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 33 [2018-11-10 05:24:52,677 WARN L179 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 36 [2018-11-10 05:24:52,853 WARN L179 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 36 [2018-11-10 05:24:52,997 WARN L179 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 36 [2018-11-10 05:24:53,149 WARN L179 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 31 [2018-11-10 05:24:53,350 WARN L179 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 36 [2018-11-10 05:24:53,551 WARN L179 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 34 [2018-11-10 05:24:53,659 WARN L179 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 33 [2018-11-10 05:24:54,228 WARN L179 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 24 [2018-11-10 05:24:54,468 WARN L179 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 33 [2018-11-10 05:24:54,636 WARN L179 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 36 [2018-11-10 05:24:54,829 WARN L179 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 33 [2018-11-10 05:24:54,956 WARN L179 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 33 [2018-11-10 05:24:55,061 WARN L179 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 33 [2018-11-10 05:24:55,268 WARN L179 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 24 [2018-11-10 05:24:55,374 WARN L179 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 29 [2018-11-10 05:24:55,911 WARN L179 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 36 [2018-11-10 05:24:56,063 WARN L179 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 36 [2018-11-10 05:24:56,422 WARN L179 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 34 [2018-11-10 05:24:56,554 WARN L179 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 34 [2018-11-10 05:24:56,659 WARN L179 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 34 [2018-11-10 05:24:56,923 WARN L179 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 36 [2018-11-10 05:24:56,923 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 05:24:56,925 INFO L582 CodeCheckObserver]: Invariant with dag size 24 [2018-11-10 05:24:56,930 INFO L582 CodeCheckObserver]: Invariant with dag size 24 [2018-11-10 05:24:56,931 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 05:24:56 ImpRootNode [2018-11-10 05:24:56,931 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 05:24:56,931 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 05:24:56,931 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 05:24:56,931 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 05:24:56,932 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:21:57" (3/4) ... [2018-11-10 05:24:56,937 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 05:24:56,950 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 101 nodes and edges [2018-11-10 05:24:56,951 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-11-10 05:24:56,952 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2018-11-10 05:24:56,953 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-10 05:24:57,032 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_576f9b53-c09c-4c98-ae21-33a5aec5a550/bin-2019/ukojak/witness.graphml [2018-11-10 05:24:57,033 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 05:24:57,033 INFO L168 Benchmark]: Toolchain (without parser) took 181239.13 ms. Allocated memory was 1.0 GB in the beginning and 4.7 GB in the end (delta: 3.7 GB). Free memory was 957.1 MB in the beginning and 1.4 GB in the end (delta: -480.1 MB). Peak memory consumption was 3.2 GB. Max. memory is 11.5 GB. [2018-11-10 05:24:57,034 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:24:57,034 INFO L168 Benchmark]: CACSL2BoogieTranslator took 365.39 ms. Allocated memory is still 1.0 GB. Free memory was 957.1 MB in the beginning and 916.8 MB in the end (delta: 40.3 MB). Peak memory consumption was 40.3 MB. Max. memory is 11.5 GB. [2018-11-10 05:24:57,034 INFO L168 Benchmark]: Boogie Procedure Inliner took 111.73 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 916.8 MB in the beginning and 1.1 GB in the end (delta: -214.4 MB). Peak memory consumption was 21.7 MB. Max. memory is 11.5 GB. [2018-11-10 05:24:57,034 INFO L168 Benchmark]: Boogie Preprocessor took 39.13 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-11-10 05:24:57,035 INFO L168 Benchmark]: RCFGBuilder took 1579.23 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 890.4 MB in the end (delta: 237.4 MB). Peak memory consumption was 237.4 MB. Max. memory is 11.5 GB. [2018-11-10 05:24:57,035 INFO L168 Benchmark]: CodeCheck took 179039.21 ms. Allocated memory was 1.2 GB in the beginning and 4.7 GB in the end (delta: 3.6 GB). Free memory was 886.9 MB in the beginning and 1.4 GB in the end (delta: -550.4 MB). Peak memory consumption was 3.5 GB. Max. memory is 11.5 GB. [2018-11-10 05:24:57,035 INFO L168 Benchmark]: Witness Printer took 101.28 ms. Allocated memory is still 4.7 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 55.7 kB). Peak memory consumption was 55.7 kB. Max. memory is 11.5 GB. [2018-11-10 05:24:57,037 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, 199 locations, 1 error locations. SAFE Result, 173.0s OverallTime, 189 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: -1979442960 SDtfs, 512995828 SDslu, 1344327612 SDs, 0 SdLazy, 1163705698 SolverSat, -311747654 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 648.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 233141 GetRequests, 228331 SyntacticMatches, 2960 SemanticMatches, 1850 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2406576 ImplicationChecksByTransitivity, 151.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.6s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 17.1s InterpolantComputationTime, 34787 NumberOfCodeBlocks, 34787 NumberOfCodeBlocksAsserted, 188 NumberOfCheckSat, 34599 ConstructedInterpolants, 0 QuantifiedInterpolants, 23344990 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 188 InterpolantComputations, 153 PerfectInterpolantSequences, 40952/42489 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: 506]: 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: 577]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 30]: Loop Invariant Derived loop invariant: (!(a7 == 1) || !(a16 == 6)) || ((((!(a21 == 1) && a8 == 13) && a17 <= 0) && a12 == 8) && a20 == 1) - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: (!(a7 == 1) || !(a16 == 6)) || ((((!(a21 == 1) && a8 == 13) && a17 <= 0) && a12 == 8) && a20 == 1) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 365.39 ms. Allocated memory is still 1.0 GB. Free memory was 957.1 MB in the beginning and 916.8 MB in the end (delta: 40.3 MB). Peak memory consumption was 40.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 111.73 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 916.8 MB in the beginning and 1.1 GB in the end (delta: -214.4 MB). Peak memory consumption was 21.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 39.13 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1579.23 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 890.4 MB in the end (delta: 237.4 MB). Peak memory consumption was 237.4 MB. Max. memory is 11.5 GB. * CodeCheck took 179039.21 ms. Allocated memory was 1.2 GB in the beginning and 4.7 GB in the end (delta: 3.6 GB). Free memory was 886.9 MB in the beginning and 1.4 GB in the end (delta: -550.4 MB). Peak memory consumption was 3.5 GB. Max. memory is 11.5 GB. * Witness Printer took 101.28 ms. Allocated memory is still 4.7 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 55.7 kB). Peak memory consumption was 55.7 kB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...