./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label26_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_ab584588-85c8-4645-9fe6-f00bbfcc612c/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ab584588-85c8-4645-9fe6-f00bbfcc612c/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ab584588-85c8-4645-9fe6-f00bbfcc612c/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ab584588-85c8-4645-9fe6-f00bbfcc612c/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label26_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_ab584588-85c8-4645-9fe6-f00bbfcc612c/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ab584588-85c8-4645-9fe6-f00bbfcc612c/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 e002fb6463a65ebb6b75b40986db95c31112380a ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 13:28:38,060 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 13:28:38,061 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 13:28:38,067 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 13:28:38,067 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 13:28:38,068 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 13:28:38,069 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 13:28:38,070 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 13:28:38,071 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 13:28:38,072 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 13:28:38,072 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 13:28:38,072 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 13:28:38,073 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 13:28:38,073 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 13:28:38,074 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 13:28:38,074 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 13:28:38,075 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 13:28:38,076 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 13:28:38,077 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 13:28:38,078 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 13:28:38,079 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 13:28:38,080 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 13:28:38,081 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 13:28:38,081 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 13:28:38,081 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 13:28:38,082 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 13:28:38,083 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 13:28:38,083 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 13:28:38,084 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 13:28:38,084 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 13:28:38,084 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 13:28:38,085 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 13:28:38,085 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 13:28:38,085 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 13:28:38,086 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 13:28:38,086 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 13:28:38,087 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ab584588-85c8-4645-9fe6-f00bbfcc612c/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 13:28:38,094 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 13:28:38,094 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 13:28:38,095 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 13:28:38,095 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 13:28:38,095 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 13:28:38,096 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 13:28:38,096 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 13:28:38,096 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 13:28:38,096 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 13:28:38,096 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 13:28:38,096 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 13:28:38,096 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 13:28:38,097 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 13:28:38,097 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 13:28:38,097 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 13:28:38,097 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 13:28:38,097 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 13:28:38,097 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 13:28:38,097 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 13:28:38,097 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 13:28:38,098 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 13:28:38,098 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 13:28:38,098 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 13:28:38,098 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 13:28:38,098 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 13:28:38,098 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 13:28:38,098 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 13:28:38,099 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 13:28:38,099 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 13:28:38,099 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_ab584588-85c8-4645-9fe6-f00bbfcc612c/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 -> e002fb6463a65ebb6b75b40986db95c31112380a [2018-11-18 13:28:38,122 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 13:28:38,131 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 13:28:38,134 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 13:28:38,135 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 13:28:38,135 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 13:28:38,136 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ab584588-85c8-4645-9fe6-f00bbfcc612c/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem01_label26_true-unreach-call_false-termination.c [2018-11-18 13:28:38,182 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ab584588-85c8-4645-9fe6-f00bbfcc612c/bin-2019/ukojak/data/1840de2ef/017e200fb74b433aa1df6cf82eae6644/FLAG7a599c797 [2018-11-18 13:28:38,544 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 13:28:38,544 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ab584588-85c8-4645-9fe6-f00bbfcc612c/sv-benchmarks/c/eca-rers2012/Problem01_label26_true-unreach-call_false-termination.c [2018-11-18 13:28:38,553 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ab584588-85c8-4645-9fe6-f00bbfcc612c/bin-2019/ukojak/data/1840de2ef/017e200fb74b433aa1df6cf82eae6644/FLAG7a599c797 [2018-11-18 13:28:38,565 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ab584588-85c8-4645-9fe6-f00bbfcc612c/bin-2019/ukojak/data/1840de2ef/017e200fb74b433aa1df6cf82eae6644 [2018-11-18 13:28:38,568 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 13:28:38,569 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 13:28:38,569 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 13:28:38,569 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 13:28:38,572 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 13:28:38,573 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 01:28:38" (1/1) ... [2018-11-18 13:28:38,575 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3275144b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:28:38, skipping insertion in model container [2018-11-18 13:28:38,575 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 01:28:38" (1/1) ... [2018-11-18 13:28:38,584 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 13:28:38,618 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 13:28:38,840 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 13:28:38,844 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 13:28:38,906 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 13:28:38,915 INFO L195 MainTranslator]: Completed translation [2018-11-18 13:28:38,915 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:28:38 WrapperNode [2018-11-18 13:28:38,915 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 13:28:38,916 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 13:28:38,916 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 13:28:38,916 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 13:28:38,972 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:28:38" (1/1) ... [2018-11-18 13:28:38,985 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:28:38" (1/1) ... [2018-11-18 13:28:39,018 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 13:28:39,019 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 13:28:39,019 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 13:28:39,019 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 13:28:39,027 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:28:38" (1/1) ... [2018-11-18 13:28:39,027 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:28:38" (1/1) ... [2018-11-18 13:28:39,030 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:28:38" (1/1) ... [2018-11-18 13:28:39,030 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:28:38" (1/1) ... [2018-11-18 13:28:39,044 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:28:38" (1/1) ... [2018-11-18 13:28:39,052 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:28:38" (1/1) ... [2018-11-18 13:28:39,056 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:28:38" (1/1) ... [2018-11-18 13:28:39,060 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 13:28:39,061 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 13:28:39,061 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 13:28:39,061 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 13:28:39,061 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:28:38" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ab584588-85c8-4645-9fe6-f00bbfcc612c/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 13:28:39,113 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-18 13:28:39,114 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 13:28:39,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 13:28:40,430 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 13:28:40,430 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:28:40 BoogieIcfgContainer [2018-11-18 13:28:40,430 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 13:28:40,431 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 13:28:40,431 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 13:28:40,437 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 13:28:40,437 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:28:40" (1/1) ... [2018-11-18 13:28:40,445 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:28:40,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:28:40,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 77 states and 146 transitions. [2018-11-18 13:28:40,469 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 146 transitions. [2018-11-18 13:28:40,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-18 13:28:40,472 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:28:40,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:28:40,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:28:41,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:28:41,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 147 states and 234 transitions. [2018-11-18 13:28:41,042 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 234 transitions. [2018-11-18 13:28:41,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-18 13:28:41,044 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:28:41,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:28:41,128 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:28:41,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:28:41,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 212 states and 322 transitions. [2018-11-18 13:28:41,460 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 322 transitions. [2018-11-18 13:28:41,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-11-18 13:28:41,462 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:28:41,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:28:41,502 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:28:41,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:28:41,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 217 states and 330 transitions. [2018-11-18 13:28:41,573 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 330 transitions. [2018-11-18 13:28:41,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-18 13:28:41,575 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:28:41,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:28:41,666 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:28:42,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:28:42,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 288 states and 405 transitions. [2018-11-18 13:28:42,105 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 405 transitions. [2018-11-18 13:28:42,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-18 13:28:42,107 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:28:42,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:28:42,131 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 13:28:42,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:28:42,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 289 states and 406 transitions. [2018-11-18 13:28:42,173 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 406 transitions. [2018-11-18 13:28:42,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-18 13:28:42,177 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:28:42,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:28:42,218 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 13:28:42,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:28:42,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 302 states and 427 transitions. [2018-11-18 13:28:42,507 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 427 transitions. [2018-11-18 13:28:42,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-18 13:28:42,508 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:28:42,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:28:42,590 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:28:42,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:28:42,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 317 states and 445 transitions. [2018-11-18 13:28:42,934 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 445 transitions. [2018-11-18 13:28:42,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-18 13:28:42,934 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:28:42,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:28:42,993 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:28:43,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:28:43,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 327 states and 461 transitions. [2018-11-18 13:28:43,220 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 461 transitions. [2018-11-18 13:28:43,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-18 13:28:43,221 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:28:43,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:28:43,320 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:28:43,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:28:43,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 343 states and 483 transitions. [2018-11-18 13:28:43,789 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 483 transitions. [2018-11-18 13:28:43,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-18 13:28:43,790 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:28:43,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:28:43,819 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:28:44,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:28:44,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 350 states and 492 transitions. [2018-11-18 13:28:44,194 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 492 transitions. [2018-11-18 13:28:44,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-18 13:28:44,195 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:28:44,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:28:44,266 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 13:28:44,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:28:44,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 364 states and 511 transitions. [2018-11-18 13:28:44,598 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 511 transitions. [2018-11-18 13:28:44,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-18 13:28:44,599 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:28:44,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:28:44,626 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 13:28:44,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:28:44,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 372 states and 521 transitions. [2018-11-18 13:28:44,838 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 521 transitions. [2018-11-18 13:28:44,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-18 13:28:44,839 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:28:44,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:28:44,904 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:28:45,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:28:45,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 378 states and 530 transitions. [2018-11-18 13:28:45,007 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 530 transitions. [2018-11-18 13:28:45,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-18 13:28:45,008 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:28:45,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:28:45,067 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:28:45,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:28:45,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 396 states and 552 transitions. [2018-11-18 13:28:45,437 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 552 transitions. [2018-11-18 13:28:45,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-11-18 13:28:45,438 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:28:45,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:28:45,460 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:28:45,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:28:45,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 402 states and 559 transitions. [2018-11-18 13:28:45,548 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 559 transitions. [2018-11-18 13:28:45,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-18 13:28:45,549 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:28:45,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:28:45,610 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 13:28:45,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:28:45,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 413 states and 570 transitions. [2018-11-18 13:28:45,877 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 570 transitions. [2018-11-18 13:28:45,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-18 13:28:45,878 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:28:45,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:28:45,924 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 13:28:46,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:28:46,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 416 states and 572 transitions. [2018-11-18 13:28:46,154 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 572 transitions. [2018-11-18 13:28:46,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-18 13:28:46,155 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:28:46,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:28:46,175 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:28:46,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:28:46,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 427 states and 588 transitions. [2018-11-18 13:28:46,478 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 588 transitions. [2018-11-18 13:28:46,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-18 13:28:46,479 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:28:46,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:28:46,500 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 13:28:46,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:28:46,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 434 states and 598 transitions. [2018-11-18 13:28:46,840 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 598 transitions. [2018-11-18 13:28:46,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-18 13:28:46,841 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:28:46,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:28:46,860 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 13:28:46,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:28:46,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 435 states and 600 transitions. [2018-11-18 13:28:46,959 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 600 transitions. [2018-11-18 13:28:46,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-18 13:28:46,960 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:28:46,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:28:46,979 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 13:28:47,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:28:47,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 436 states and 602 transitions. [2018-11-18 13:28:47,077 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 602 transitions. [2018-11-18 13:28:47,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-18 13:28:47,078 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:28:47,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:28:47,097 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 13:28:47,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:28:47,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 443 states and 609 transitions. [2018-11-18 13:28:47,129 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 609 transitions. [2018-11-18 13:28:47,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-18 13:28:47,130 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:28:47,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:28:47,148 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 13:28:47,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:28:47,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 450 states and 617 transitions. [2018-11-18 13:28:47,272 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 617 transitions. [2018-11-18 13:28:47,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-18 13:28:47,272 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:28:47,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:28:47,331 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:28:47,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:28:47,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 464 states and 634 transitions. [2018-11-18 13:28:47,870 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 634 transitions. [2018-11-18 13:28:47,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-18 13:28:47,871 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:28:47,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:28:47,895 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 13:28:48,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:28:48,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 472 states and 644 transitions. [2018-11-18 13:28:48,288 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 644 transitions. [2018-11-18 13:28:48,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-18 13:28:48,289 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:28:48,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:28:48,306 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 13:28:48,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:28:48,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 480 states and 651 transitions. [2018-11-18 13:28:48,458 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 651 transitions. [2018-11-18 13:28:48,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-18 13:28:48,459 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:28:48,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:28:48,679 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:28:49,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:28:49,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 487 states and 661 transitions. [2018-11-18 13:28:49,183 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 661 transitions. [2018-11-18 13:28:49,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-18 13:28:49,183 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:28:49,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:28:49,201 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 13:28:49,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:28:49,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 492 states and 666 transitions. [2018-11-18 13:28:49,221 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 666 transitions. [2018-11-18 13:28:49,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-18 13:28:49,222 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:28:49,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:28:49,238 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 13:28:49,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:28:49,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 497 states and 671 transitions. [2018-11-18 13:28:49,264 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 671 transitions. [2018-11-18 13:28:49,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-18 13:28:49,264 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:28:49,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:28:49,392 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:28:50,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:28:50,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 517 states and 693 transitions. [2018-11-18 13:28:50,345 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 693 transitions. [2018-11-18 13:28:50,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-18 13:28:50,345 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:28:50,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:28:50,363 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 13:28:50,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:28:50,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 519 states and 695 transitions. [2018-11-18 13:28:50,384 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 695 transitions. [2018-11-18 13:28:50,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-18 13:28:50,384 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:28:50,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:28:50,426 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 13:28:50,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:28:50,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 521 states and 697 transitions. [2018-11-18 13:28:50,441 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 697 transitions. [2018-11-18 13:28:50,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-18 13:28:50,441 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:28:50,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:28:50,468 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:28:50,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:28:50,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 545 states and 724 transitions. [2018-11-18 13:28:50,981 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 724 transitions. [2018-11-18 13:28:50,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-18 13:28:50,982 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:28:50,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:28:51,043 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:28:51,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:28:51,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 551 states and 738 transitions. [2018-11-18 13:28:51,381 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 738 transitions. [2018-11-18 13:28:51,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-18 13:28:51,382 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:28:51,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:28:51,398 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:28:51,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:28:51,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 555 states and 743 transitions. [2018-11-18 13:28:51,421 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 743 transitions. [2018-11-18 13:28:51,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-18 13:28:51,422 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:28:51,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:28:51,445 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:28:51,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:28:51,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 568 states and 758 transitions. [2018-11-18 13:28:51,887 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 758 transitions. [2018-11-18 13:28:51,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-18 13:28:51,888 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:28:51,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:28:52,018 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:28:52,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:28:52,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 767 states to 573 states and 767 transitions. [2018-11-18 13:28:52,198 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 767 transitions. [2018-11-18 13:28:52,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-11-18 13:28:52,199 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:28:52,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:28:52,239 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:28:52,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:28:52,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 773 states to 579 states and 773 transitions. [2018-11-18 13:28:52,266 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 773 transitions. [2018-11-18 13:28:52,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-18 13:28:52,267 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:28:52,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:28:52,284 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 13:28:52,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:28:52,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 588 states and 782 transitions. [2018-11-18 13:28:52,454 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 782 transitions. [2018-11-18 13:28:52,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-18 13:28:52,455 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:28:52,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:28:52,482 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 13:28:52,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:28:52,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 591 states and 784 transitions. [2018-11-18 13:28:52,647 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 784 transitions. [2018-11-18 13:28:52,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-11-18 13:28:52,648 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:28:52,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:28:52,777 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:28:53,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:28:53,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 814 states to 607 states and 814 transitions. [2018-11-18 13:28:53,619 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 814 transitions. [2018-11-18 13:28:53,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-11-18 13:28:53,620 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:28:53,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:28:53,709 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:28:53,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:28:53,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 618 states and 825 transitions. [2018-11-18 13:28:53,923 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 825 transitions. [2018-11-18 13:28:53,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-18 13:28:53,924 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:28:53,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:28:53,949 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 13:28:53,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:28:53,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 630 states and 837 transitions. [2018-11-18 13:28:53,999 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 837 transitions. [2018-11-18 13:28:54,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-18 13:28:54,000 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:28:54,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:28:54,021 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 13:28:54,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:28:54,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 850 states to 642 states and 850 transitions. [2018-11-18 13:28:54,145 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 850 transitions. [2018-11-18 13:28:54,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-18 13:28:54,145 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:28:54,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:28:54,167 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 13:28:54,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:28:54,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 851 states to 643 states and 851 transitions. [2018-11-18 13:28:54,182 INFO L276 IsEmpty]: Start isEmpty. Operand 643 states and 851 transitions. [2018-11-18 13:28:54,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-18 13:28:54,183 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:28:54,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:28:54,203 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 13:28:54,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:28:54,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 852 states to 644 states and 852 transitions. [2018-11-18 13:28:54,225 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 852 transitions. [2018-11-18 13:28:54,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-18 13:28:54,226 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:28:54,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:28:54,394 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:28:55,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:28:55,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 891 states to 666 states and 891 transitions. [2018-11-18 13:28:55,172 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 891 transitions. [2018-11-18 13:28:55,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-18 13:28:55,172 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:28:55,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:28:55,198 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:28:55,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:28:55,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 670 states and 897 transitions. [2018-11-18 13:28:55,396 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 897 transitions. [2018-11-18 13:28:55,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-18 13:28:55,396 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:28:55,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:28:55,416 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:28:55,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:28:55,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 913 states to 679 states and 913 transitions. [2018-11-18 13:28:55,710 INFO L276 IsEmpty]: Start isEmpty. Operand 679 states and 913 transitions. [2018-11-18 13:28:55,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-18 13:28:55,710 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:28:55,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:28:55,730 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:28:55,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:28:55,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 916 states to 680 states and 916 transitions. [2018-11-18 13:28:55,891 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 916 transitions. [2018-11-18 13:28:55,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-18 13:28:55,892 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:28:55,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:28:55,922 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:28:56,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:28:56,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 919 states to 681 states and 919 transitions. [2018-11-18 13:28:56,155 INFO L276 IsEmpty]: Start isEmpty. Operand 681 states and 919 transitions. [2018-11-18 13:28:56,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-18 13:28:56,156 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:28:56,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:28:56,185 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 62 proven. 1 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 13:28:56,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:28:56,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 687 states and 928 transitions. [2018-11-18 13:28:56,505 INFO L276 IsEmpty]: Start isEmpty. Operand 687 states and 928 transitions. [2018-11-18 13:28:56,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-18 13:28:56,506 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:28:56,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:28:56,532 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 59 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 13:28:57,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:28:57,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 950 states to 703 states and 950 transitions. [2018-11-18 13:28:57,319 INFO L276 IsEmpty]: Start isEmpty. Operand 703 states and 950 transitions. [2018-11-18 13:28:57,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-18 13:28:57,320 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:28:57,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:28:57,367 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 59 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 13:28:57,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:28:57,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 955 states to 709 states and 955 transitions. [2018-11-18 13:28:57,727 INFO L276 IsEmpty]: Start isEmpty. Operand 709 states and 955 transitions. [2018-11-18 13:28:57,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-18 13:28:57,727 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:28:57,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:28:57,755 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-18 13:28:57,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:28:57,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 716 states and 963 transitions. [2018-11-18 13:28:57,941 INFO L276 IsEmpty]: Start isEmpty. Operand 716 states and 963 transitions. [2018-11-18 13:28:57,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-18 13:28:57,942 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:28:57,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:28:57,970 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:28:58,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:28:58,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1038 states to 787 states and 1038 transitions. [2018-11-18 13:28:58,575 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 1038 transitions. [2018-11-18 13:28:58,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-18 13:28:58,576 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:28:58,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:28:58,593 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-18 13:28:58,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:28:58,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1049 states to 796 states and 1049 transitions. [2018-11-18 13:28:58,627 INFO L276 IsEmpty]: Start isEmpty. Operand 796 states and 1049 transitions. [2018-11-18 13:28:58,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-18 13:28:58,628 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:28:58,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:28:58,662 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-11-18 13:28:58,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:28:58,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1050 states to 798 states and 1050 transitions. [2018-11-18 13:28:58,715 INFO L276 IsEmpty]: Start isEmpty. Operand 798 states and 1050 transitions. [2018-11-18 13:28:58,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-18 13:28:58,716 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:28:58,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:28:58,770 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-18 13:28:58,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:28:58,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1055 states to 803 states and 1055 transitions. [2018-11-18 13:28:58,943 INFO L276 IsEmpty]: Start isEmpty. Operand 803 states and 1055 transitions. [2018-11-18 13:28:58,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-18 13:28:58,943 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:28:58,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:28:58,998 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-18 13:28:59,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:28:59,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1057 states to 805 states and 1057 transitions. [2018-11-18 13:28:59,284 INFO L276 IsEmpty]: Start isEmpty. Operand 805 states and 1057 transitions. [2018-11-18 13:28:59,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-18 13:28:59,284 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:28:59,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:28:59,324 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 73 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-18 13:28:59,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:28:59,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1078 states to 826 states and 1078 transitions. [2018-11-18 13:28:59,745 INFO L276 IsEmpty]: Start isEmpty. Operand 826 states and 1078 transitions. [2018-11-18 13:28:59,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-18 13:28:59,745 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:28:59,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:28:59,777 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 73 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-18 13:29:00,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:00,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1085 states to 835 states and 1085 transitions. [2018-11-18 13:29:00,109 INFO L276 IsEmpty]: Start isEmpty. Operand 835 states and 1085 transitions. [2018-11-18 13:29:00,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-18 13:29:00,110 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:00,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:00,128 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-18 13:29:00,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:00,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 854 states and 1108 transitions. [2018-11-18 13:29:00,373 INFO L276 IsEmpty]: Start isEmpty. Operand 854 states and 1108 transitions. [2018-11-18 13:29:00,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-18 13:29:00,374 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:00,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:00,392 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-18 13:29:00,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:00,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1115 states to 861 states and 1115 transitions. [2018-11-18 13:29:00,418 INFO L276 IsEmpty]: Start isEmpty. Operand 861 states and 1115 transitions. [2018-11-18 13:29:00,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-18 13:29:00,419 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:00,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:00,437 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-18 13:29:00,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:00,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1122 states to 868 states and 1122 transitions. [2018-11-18 13:29:00,466 INFO L276 IsEmpty]: Start isEmpty. Operand 868 states and 1122 transitions. [2018-11-18 13:29:00,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-18 13:29:00,467 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:00,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:00,593 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-18 13:29:01,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:01,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1178 states to 918 states and 1178 transitions. [2018-11-18 13:29:01,478 INFO L276 IsEmpty]: Start isEmpty. Operand 918 states and 1178 transitions. [2018-11-18 13:29:01,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-18 13:29:01,479 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:01,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:01,502 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-18 13:29:02,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:02,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1224 states to 962 states and 1224 transitions. [2018-11-18 13:29:02,377 INFO L276 IsEmpty]: Start isEmpty. Operand 962 states and 1224 transitions. [2018-11-18 13:29:02,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-18 13:29:02,378 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:02,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:02,428 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 14 proven. 5 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-18 13:29:02,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:02,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1233 states to 968 states and 1233 transitions. [2018-11-18 13:29:02,619 INFO L276 IsEmpty]: Start isEmpty. Operand 968 states and 1233 transitions. [2018-11-18 13:29:02,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-18 13:29:02,620 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:02,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:02,758 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 14 proven. 5 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-18 13:29:02,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:02,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1268 states to 1003 states and 1268 transitions. [2018-11-18 13:29:02,982 INFO L276 IsEmpty]: Start isEmpty. Operand 1003 states and 1268 transitions. [2018-11-18 13:29:02,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-18 13:29:02,983 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:02,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:03,002 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-18 13:29:03,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:03,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1279 states to 1014 states and 1279 transitions. [2018-11-18 13:29:03,104 INFO L276 IsEmpty]: Start isEmpty. Operand 1014 states and 1279 transitions. [2018-11-18 13:29:03,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-18 13:29:03,105 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:03,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:03,139 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 81 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 13:29:03,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:03,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1308 states to 1041 states and 1308 transitions. [2018-11-18 13:29:03,853 INFO L276 IsEmpty]: Start isEmpty. Operand 1041 states and 1308 transitions. [2018-11-18 13:29:03,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-18 13:29:03,853 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:03,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:03,886 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 81 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 13:29:04,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:04,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1311 states to 1045 states and 1311 transitions. [2018-11-18 13:29:04,082 INFO L276 IsEmpty]: Start isEmpty. Operand 1045 states and 1311 transitions. [2018-11-18 13:29:04,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-18 13:29:04,083 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:04,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:04,111 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-18 13:29:04,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:04,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1313 states to 1046 states and 1313 transitions. [2018-11-18 13:29:04,125 INFO L276 IsEmpty]: Start isEmpty. Operand 1046 states and 1313 transitions. [2018-11-18 13:29:04,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-18 13:29:04,126 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:04,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:04,163 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-18 13:29:04,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:04,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1314 states to 1047 states and 1314 transitions. [2018-11-18 13:29:04,177 INFO L276 IsEmpty]: Start isEmpty. Operand 1047 states and 1314 transitions. [2018-11-18 13:29:04,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-18 13:29:04,178 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:04,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:04,202 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-18 13:29:05,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:05,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1336 states to 1063 states and 1336 transitions. [2018-11-18 13:29:05,107 INFO L276 IsEmpty]: Start isEmpty. Operand 1063 states and 1336 transitions. [2018-11-18 13:29:05,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-18 13:29:05,108 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:05,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:05,131 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-18 13:29:05,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:05,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1340 states to 1067 states and 1340 transitions. [2018-11-18 13:29:05,323 INFO L276 IsEmpty]: Start isEmpty. Operand 1067 states and 1340 transitions. [2018-11-18 13:29:05,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-18 13:29:05,323 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:05,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:05,449 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-18 13:29:07,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:07,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1416 states to 1133 states and 1416 transitions. [2018-11-18 13:29:07,440 INFO L276 IsEmpty]: Start isEmpty. Operand 1133 states and 1416 transitions. [2018-11-18 13:29:07,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-11-18 13:29:07,441 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:07,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:07,471 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-18 13:29:07,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:07,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1428 states to 1144 states and 1428 transitions. [2018-11-18 13:29:07,507 INFO L276 IsEmpty]: Start isEmpty. Operand 1144 states and 1428 transitions. [2018-11-18 13:29:07,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-11-18 13:29:07,508 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:07,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:07,533 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-18 13:29:07,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:07,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1440 states to 1155 states and 1440 transitions. [2018-11-18 13:29:07,571 INFO L276 IsEmpty]: Start isEmpty. Operand 1155 states and 1440 transitions. [2018-11-18 13:29:07,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-11-18 13:29:07,572 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:07,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:07,696 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 13:29:08,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:08,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1468 states to 1176 states and 1468 transitions. [2018-11-18 13:29:08,486 INFO L276 IsEmpty]: Start isEmpty. Operand 1176 states and 1468 transitions. [2018-11-18 13:29:08,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-11-18 13:29:08,487 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:08,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:08,519 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 13:29:08,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:08,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1479 states to 1186 states and 1479 transitions. [2018-11-18 13:29:08,907 INFO L276 IsEmpty]: Start isEmpty. Operand 1186 states and 1479 transitions. [2018-11-18 13:29:08,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-11-18 13:29:08,908 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:08,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:08,943 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 13:29:09,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:09,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1481 states to 1188 states and 1481 transitions. [2018-11-18 13:29:09,134 INFO L276 IsEmpty]: Start isEmpty. Operand 1188 states and 1481 transitions. [2018-11-18 13:29:09,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-11-18 13:29:09,135 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:09,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:09,166 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 13:29:09,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:09,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1483 states to 1190 states and 1483 transitions. [2018-11-18 13:29:09,369 INFO L276 IsEmpty]: Start isEmpty. Operand 1190 states and 1483 transitions. [2018-11-18 13:29:09,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-11-18 13:29:09,370 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:09,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:09,421 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 13:29:09,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:09,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1502 states to 1205 states and 1502 transitions. [2018-11-18 13:29:09,958 INFO L276 IsEmpty]: Start isEmpty. Operand 1205 states and 1502 transitions. [2018-11-18 13:29:09,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-11-18 13:29:09,959 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:09,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:10,015 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 13:29:10,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:10,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1505 states to 1209 states and 1505 transitions. [2018-11-18 13:29:10,253 INFO L276 IsEmpty]: Start isEmpty. Operand 1209 states and 1505 transitions. [2018-11-18 13:29:10,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-11-18 13:29:10,253 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:10,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:10,296 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 13:29:10,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:10,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1525 states to 1225 states and 1525 transitions. [2018-11-18 13:29:10,669 INFO L276 IsEmpty]: Start isEmpty. Operand 1225 states and 1525 transitions. [2018-11-18 13:29:10,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-11-18 13:29:10,670 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:10,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:10,720 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 13:29:10,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:10,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1534 states to 1233 states and 1534 transitions. [2018-11-18 13:29:10,988 INFO L276 IsEmpty]: Start isEmpty. Operand 1233 states and 1534 transitions. [2018-11-18 13:29:10,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-18 13:29:10,989 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:10,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:11,022 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-18 13:29:11,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:11,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1535 states to 1234 states and 1535 transitions. [2018-11-18 13:29:11,044 INFO L276 IsEmpty]: Start isEmpty. Operand 1234 states and 1535 transitions. [2018-11-18 13:29:11,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-18 13:29:11,045 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:11,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:11,076 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-18 13:29:11,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:11,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1536 states to 1235 states and 1536 transitions. [2018-11-18 13:29:11,102 INFO L276 IsEmpty]: Start isEmpty. Operand 1235 states and 1536 transitions. [2018-11-18 13:29:11,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-18 13:29:11,103 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:11,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:11,298 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-18 13:29:12,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:12,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1551 states to 1245 states and 1551 transitions. [2018-11-18 13:29:12,022 INFO L276 IsEmpty]: Start isEmpty. Operand 1245 states and 1551 transitions. [2018-11-18 13:29:12,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-11-18 13:29:12,023 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:12,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:12,088 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-18 13:29:12,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:12,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1581 states to 1271 states and 1581 transitions. [2018-11-18 13:29:12,946 INFO L276 IsEmpty]: Start isEmpty. Operand 1271 states and 1581 transitions. [2018-11-18 13:29:12,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-11-18 13:29:12,946 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:12,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:12,984 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 92 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 13:29:13,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:13,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1593 states to 1283 states and 1593 transitions. [2018-11-18 13:29:13,263 INFO L276 IsEmpty]: Start isEmpty. Operand 1283 states and 1593 transitions. [2018-11-18 13:29:13,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-11-18 13:29:13,264 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:13,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:13,307 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 97 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-18 13:29:13,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:13,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1599 states to 1290 states and 1599 transitions. [2018-11-18 13:29:13,569 INFO L276 IsEmpty]: Start isEmpty. Operand 1290 states and 1599 transitions. [2018-11-18 13:29:13,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-18 13:29:13,569 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:13,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:13,612 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 155 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-18 13:29:13,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:13,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1612 states to 1298 states and 1612 transitions. [2018-11-18 13:29:13,991 INFO L276 IsEmpty]: Start isEmpty. Operand 1298 states and 1612 transitions. [2018-11-18 13:29:13,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-18 13:29:13,992 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:14,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:14,036 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 155 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-18 13:29:14,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:14,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1625 states to 1309 states and 1625 transitions. [2018-11-18 13:29:14,705 INFO L276 IsEmpty]: Start isEmpty. Operand 1309 states and 1625 transitions. [2018-11-18 13:29:14,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-11-18 13:29:14,706 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:14,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:14,738 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2018-11-18 13:29:14,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:14,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1642 states to 1325 states and 1642 transitions. [2018-11-18 13:29:14,833 INFO L276 IsEmpty]: Start isEmpty. Operand 1325 states and 1642 transitions. [2018-11-18 13:29:14,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-11-18 13:29:14,833 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:14,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:14,859 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2018-11-18 13:29:15,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:15,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1650 states to 1332 states and 1650 transitions. [2018-11-18 13:29:15,362 INFO L276 IsEmpty]: Start isEmpty. Operand 1332 states and 1650 transitions. [2018-11-18 13:29:15,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-11-18 13:29:15,363 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:15,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:15,400 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2018-11-18 13:29:15,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:15,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1656 states to 1337 states and 1656 transitions. [2018-11-18 13:29:15,426 INFO L276 IsEmpty]: Start isEmpty. Operand 1337 states and 1656 transitions. [2018-11-18 13:29:15,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-11-18 13:29:15,427 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:15,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:15,459 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-18 13:29:15,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:15,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1684 states to 1360 states and 1684 transitions. [2018-11-18 13:29:15,983 INFO L276 IsEmpty]: Start isEmpty. Operand 1360 states and 1684 transitions. [2018-11-18 13:29:15,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-11-18 13:29:15,984 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:15,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:16,016 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-18 13:29:16,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:16,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1697 states to 1374 states and 1697 transitions. [2018-11-18 13:29:16,298 INFO L276 IsEmpty]: Start isEmpty. Operand 1374 states and 1697 transitions. [2018-11-18 13:29:16,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-11-18 13:29:16,298 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:16,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:16,332 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-18 13:29:16,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:16,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1704 states to 1382 states and 1704 transitions. [2018-11-18 13:29:16,586 INFO L276 IsEmpty]: Start isEmpty. Operand 1382 states and 1704 transitions. [2018-11-18 13:29:16,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-11-18 13:29:16,587 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:16,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:16,619 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-18 13:29:16,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:16,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1711 states to 1390 states and 1711 transitions. [2018-11-18 13:29:16,870 INFO L276 IsEmpty]: Start isEmpty. Operand 1390 states and 1711 transitions. [2018-11-18 13:29:16,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-11-18 13:29:16,871 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:16,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:16,903 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-18 13:29:17,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:17,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1721 states to 1398 states and 1721 transitions. [2018-11-18 13:29:17,455 INFO L276 IsEmpty]: Start isEmpty. Operand 1398 states and 1721 transitions. [2018-11-18 13:29:17,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-11-18 13:29:17,455 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:17,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:17,487 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-18 13:29:17,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:17,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1726 states to 1403 states and 1726 transitions. [2018-11-18 13:29:17,730 INFO L276 IsEmpty]: Start isEmpty. Operand 1403 states and 1726 transitions. [2018-11-18 13:29:17,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-11-18 13:29:17,731 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:17,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:17,762 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-18 13:29:17,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:17,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1728 states to 1404 states and 1728 transitions. [2018-11-18 13:29:17,999 INFO L276 IsEmpty]: Start isEmpty. Operand 1404 states and 1728 transitions. [2018-11-18 13:29:18,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-11-18 13:29:18,000 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:18,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:18,033 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-18 13:29:18,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:18,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1733 states to 1409 states and 1733 transitions. [2018-11-18 13:29:18,294 INFO L276 IsEmpty]: Start isEmpty. Operand 1409 states and 1733 transitions. [2018-11-18 13:29:18,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-11-18 13:29:18,295 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:18,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:19,231 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 129 proven. 74 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 13:29:22,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:22,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1789 states to 1441 states and 1789 transitions. [2018-11-18 13:29:22,518 INFO L276 IsEmpty]: Start isEmpty. Operand 1441 states and 1789 transitions. [2018-11-18 13:29:22,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-18 13:29:22,519 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:22,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:22,550 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 163 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2018-11-18 13:29:23,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:23,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1807 states to 1458 states and 1807 transitions. [2018-11-18 13:29:23,279 INFO L276 IsEmpty]: Start isEmpty. Operand 1458 states and 1807 transitions. [2018-11-18 13:29:23,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-18 13:29:23,280 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:23,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:24,594 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 13:29:27,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:27,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1849 states to 1495 states and 1849 transitions. [2018-11-18 13:29:27,866 INFO L276 IsEmpty]: Start isEmpty. Operand 1495 states and 1849 transitions. [2018-11-18 13:29:27,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-18 13:29:27,867 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:27,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:28,022 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 13:29:28,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:28,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1865 states to 1513 states and 1865 transitions. [2018-11-18 13:29:28,520 INFO L276 IsEmpty]: Start isEmpty. Operand 1513 states and 1865 transitions. [2018-11-18 13:29:28,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-11-18 13:29:28,521 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:28,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:28,568 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-18 13:29:29,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:29,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1929 states to 1571 states and 1929 transitions. [2018-11-18 13:29:29,233 INFO L276 IsEmpty]: Start isEmpty. Operand 1571 states and 1929 transitions. [2018-11-18 13:29:29,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-11-18 13:29:29,234 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:29,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:29,291 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-18 13:29:30,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:30,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1995 states to 1634 states and 1995 transitions. [2018-11-18 13:29:30,602 INFO L276 IsEmpty]: Start isEmpty. Operand 1634 states and 1995 transitions. [2018-11-18 13:29:30,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-11-18 13:29:30,603 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:30,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:30,650 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-18 13:29:31,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:31,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2000 states to 1639 states and 2000 transitions. [2018-11-18 13:29:31,017 INFO L276 IsEmpty]: Start isEmpty. Operand 1639 states and 2000 transitions. [2018-11-18 13:29:31,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-11-18 13:29:31,018 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:31,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:31,051 INFO L134 CoverageAnalysis]: Checked inductivity of 266 backedges. 216 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-18 13:29:32,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:32,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2016 states to 1655 states and 2016 transitions. [2018-11-18 13:29:32,009 INFO L276 IsEmpty]: Start isEmpty. Operand 1655 states and 2016 transitions. [2018-11-18 13:29:32,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-11-18 13:29:32,011 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:32,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:32,521 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 188 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-11-18 13:29:33,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:33,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2029 states to 1665 states and 2029 transitions. [2018-11-18 13:29:33,977 INFO L276 IsEmpty]: Start isEmpty. Operand 1665 states and 2029 transitions. [2018-11-18 13:29:33,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-18 13:29:33,978 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:33,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:34,023 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-11-18 13:29:34,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:34,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2051 states to 1684 states and 2051 transitions. [2018-11-18 13:29:34,358 INFO L276 IsEmpty]: Start isEmpty. Operand 1684 states and 2051 transitions. [2018-11-18 13:29:34,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-11-18 13:29:34,359 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:34,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:34,395 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 195 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-18 13:29:35,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:35,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2084 states to 1713 states and 2084 transitions. [2018-11-18 13:29:35,370 INFO L276 IsEmpty]: Start isEmpty. Operand 1713 states and 2084 transitions. [2018-11-18 13:29:35,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-11-18 13:29:35,371 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:35,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:35,406 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 195 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-18 13:29:36,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:36,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2095 states to 1724 states and 2095 transitions. [2018-11-18 13:29:36,126 INFO L276 IsEmpty]: Start isEmpty. Operand 1724 states and 2095 transitions. [2018-11-18 13:29:36,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-11-18 13:29:36,127 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:36,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:36,190 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 139 proven. 4 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-11-18 13:29:37,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:37,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2138 states to 1755 states and 2138 transitions. [2018-11-18 13:29:37,503 INFO L276 IsEmpty]: Start isEmpty. Operand 1755 states and 2138 transitions. [2018-11-18 13:29:37,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-11-18 13:29:37,504 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:37,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:37,572 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 139 proven. 4 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-11-18 13:29:38,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:38,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2147 states to 1762 states and 2147 transitions. [2018-11-18 13:29:38,293 INFO L276 IsEmpty]: Start isEmpty. Operand 1762 states and 2147 transitions. [2018-11-18 13:29:38,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-18 13:29:38,294 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:38,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:38,326 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 170 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-18 13:29:39,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:39,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2212 states to 1824 states and 2212 transitions. [2018-11-18 13:29:39,387 INFO L276 IsEmpty]: Start isEmpty. Operand 1824 states and 2212 transitions. [2018-11-18 13:29:39,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-18 13:29:39,387 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:39,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:39,420 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 170 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-18 13:29:40,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:40,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2277 states to 1889 states and 2277 transitions. [2018-11-18 13:29:40,100 INFO L276 IsEmpty]: Start isEmpty. Operand 1889 states and 2277 transitions. [2018-11-18 13:29:40,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-11-18 13:29:40,101 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:40,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:40,155 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 157 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-18 13:29:40,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:40,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2309 states to 1919 states and 2309 transitions. [2018-11-18 13:29:40,769 INFO L276 IsEmpty]: Start isEmpty. Operand 1919 states and 2309 transitions. [2018-11-18 13:29:40,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-11-18 13:29:40,770 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:40,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:40,806 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 157 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-18 13:29:41,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:41,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2325 states to 1936 states and 2325 transitions. [2018-11-18 13:29:41,305 INFO L276 IsEmpty]: Start isEmpty. Operand 1936 states and 2325 transitions. [2018-11-18 13:29:41,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-11-18 13:29:41,306 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:41,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:41,339 INFO L134 CoverageAnalysis]: Checked inductivity of 316 backedges. 216 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-11-18 13:29:42,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:42,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2351 states to 1960 states and 2351 transitions. [2018-11-18 13:29:42,003 INFO L276 IsEmpty]: Start isEmpty. Operand 1960 states and 2351 transitions. [2018-11-18 13:29:42,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-11-18 13:29:42,004 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:42,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:42,033 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 204 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-18 13:29:42,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:42,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2358 states to 1965 states and 2358 transitions. [2018-11-18 13:29:42,421 INFO L276 IsEmpty]: Start isEmpty. Operand 1965 states and 2358 transitions. [2018-11-18 13:29:42,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-11-18 13:29:42,422 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:42,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:42,454 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 253 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-18 13:29:42,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:42,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2361 states to 1966 states and 2361 transitions. [2018-11-18 13:29:42,489 INFO L276 IsEmpty]: Start isEmpty. Operand 1966 states and 2361 transitions. [2018-11-18 13:29:42,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-18 13:29:42,490 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:42,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:42,547 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 257 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-11-18 13:29:42,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:42,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2376 states to 1977 states and 2376 transitions. [2018-11-18 13:29:42,970 INFO L276 IsEmpty]: Start isEmpty. Operand 1977 states and 2376 transitions. [2018-11-18 13:29:42,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-18 13:29:42,971 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:42,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:43,019 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 13:29:45,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:45,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2445 states to 2037 states and 2445 transitions. [2018-11-18 13:29:45,926 INFO L276 IsEmpty]: Start isEmpty. Operand 2037 states and 2445 transitions. [2018-11-18 13:29:45,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-18 13:29:45,927 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:45,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:45,990 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 13:29:46,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:46,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2458 states to 2051 states and 2458 transitions. [2018-11-18 13:29:46,651 INFO L276 IsEmpty]: Start isEmpty. Operand 2051 states and 2458 transitions. [2018-11-18 13:29:46,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-11-18 13:29:46,653 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:46,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:46,687 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 130 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-11-18 13:29:47,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:47,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2469 states to 2061 states and 2469 transitions. [2018-11-18 13:29:47,043 INFO L276 IsEmpty]: Start isEmpty. Operand 2061 states and 2469 transitions. [2018-11-18 13:29:47,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-11-18 13:29:47,044 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:47,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:47,072 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-11-18 13:29:47,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:47,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2473 states to 2066 states and 2473 transitions. [2018-11-18 13:29:47,328 INFO L276 IsEmpty]: Start isEmpty. Operand 2066 states and 2473 transitions. [2018-11-18 13:29:47,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-11-18 13:29:47,329 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:47,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:47,363 INFO L134 CoverageAnalysis]: Checked inductivity of 299 backedges. 247 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-18 13:29:47,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:47,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2495 states to 2086 states and 2495 transitions. [2018-11-18 13:29:47,433 INFO L276 IsEmpty]: Start isEmpty. Operand 2086 states and 2495 transitions. [2018-11-18 13:29:47,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-11-18 13:29:47,434 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:47,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:47,467 INFO L134 CoverageAnalysis]: Checked inductivity of 299 backedges. 247 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-18 13:29:47,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:47,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2505 states to 2096 states and 2505 transitions. [2018-11-18 13:29:47,831 INFO L276 IsEmpty]: Start isEmpty. Operand 2096 states and 2505 transitions. [2018-11-18 13:29:47,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-11-18 13:29:47,832 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:47,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:47,867 INFO L134 CoverageAnalysis]: Checked inductivity of 299 backedges. 247 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-18 13:29:48,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:48,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2505 states to 2097 states and 2505 transitions. [2018-11-18 13:29:48,208 INFO L276 IsEmpty]: Start isEmpty. Operand 2097 states and 2505 transitions. [2018-11-18 13:29:48,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-11-18 13:29:48,209 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:48,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:48,248 INFO L134 CoverageAnalysis]: Checked inductivity of 299 backedges. 247 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-18 13:29:48,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:48,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2506 states to 2099 states and 2506 transitions. [2018-11-18 13:29:48,275 INFO L276 IsEmpty]: Start isEmpty. Operand 2099 states and 2506 transitions. [2018-11-18 13:29:48,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-11-18 13:29:48,276 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:48,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:48,311 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 181 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2018-11-18 13:29:49,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:49,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2528 states to 2118 states and 2528 transitions. [2018-11-18 13:29:49,532 INFO L276 IsEmpty]: Start isEmpty. Operand 2118 states and 2528 transitions. [2018-11-18 13:29:49,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-11-18 13:29:49,533 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:49,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:49,569 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 181 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2018-11-18 13:29:50,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:50,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2535 states to 2125 states and 2535 transitions. [2018-11-18 13:29:50,174 INFO L276 IsEmpty]: Start isEmpty. Operand 2125 states and 2535 transitions. [2018-11-18 13:29:50,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-11-18 13:29:50,175 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:50,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:50,225 INFO L134 CoverageAnalysis]: Checked inductivity of 284 backedges. 232 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-18 13:29:50,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:50,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2548 states to 2135 states and 2548 transitions. [2018-11-18 13:29:50,567 INFO L276 IsEmpty]: Start isEmpty. Operand 2135 states and 2548 transitions. [2018-11-18 13:29:50,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-11-18 13:29:50,568 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:50,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:50,617 INFO L134 CoverageAnalysis]: Checked inductivity of 284 backedges. 232 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-18 13:29:51,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:51,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2549 states to 2136 states and 2549 transitions. [2018-11-18 13:29:51,004 INFO L276 IsEmpty]: Start isEmpty. Operand 2136 states and 2549 transitions. [2018-11-18 13:29:51,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-11-18 13:29:51,005 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:51,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:51,045 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 159 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-18 13:29:51,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:51,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2571 states to 2151 states and 2571 transitions. [2018-11-18 13:29:51,707 INFO L276 IsEmpty]: Start isEmpty. Operand 2151 states and 2571 transitions. [2018-11-18 13:29:51,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-11-18 13:29:51,708 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:51,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:51,757 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 159 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-18 13:29:52,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:52,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2578 states to 2159 states and 2578 transitions. [2018-11-18 13:29:52,448 INFO L276 IsEmpty]: Start isEmpty. Operand 2159 states and 2578 transitions. [2018-11-18 13:29:52,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-11-18 13:29:52,449 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:52,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:52,491 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 159 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-18 13:29:52,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:52,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2579 states to 2161 states and 2579 transitions. [2018-11-18 13:29:52,850 INFO L276 IsEmpty]: Start isEmpty. Operand 2161 states and 2579 transitions. [2018-11-18 13:29:52,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-11-18 13:29:52,851 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:52,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:52,890 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 159 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-18 13:29:53,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:53,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2593 states to 2176 states and 2593 transitions. [2018-11-18 13:29:53,429 INFO L276 IsEmpty]: Start isEmpty. Operand 2176 states and 2593 transitions. [2018-11-18 13:29:53,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-11-18 13:29:53,430 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:53,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:53,469 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 159 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-18 13:29:53,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:53,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2594 states to 2178 states and 2594 transitions. [2018-11-18 13:29:53,818 INFO L276 IsEmpty]: Start isEmpty. Operand 2178 states and 2594 transitions. [2018-11-18 13:29:53,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-11-18 13:29:53,819 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:53,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:53,887 INFO L134 CoverageAnalysis]: Checked inductivity of 409 backedges. 307 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-18 13:29:53,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:29:53,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2595 states to 2179 states and 2595 transitions. [2018-11-18 13:29:53,909 INFO L276 IsEmpty]: Start isEmpty. Operand 2179 states and 2595 transitions. [2018-11-18 13:29:53,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-11-18 13:29:53,910 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:29:53,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:55,784 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 219 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-18 13:30:01,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:30:01,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2695 states to 2270 states and 2695 transitions. [2018-11-18 13:30:01,049 INFO L276 IsEmpty]: Start isEmpty. Operand 2270 states and 2695 transitions. [2018-11-18 13:30:01,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-11-18 13:30:01,050 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:30:01,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:30:01,176 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 219 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-18 13:30:02,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:30:02,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2711 states to 2288 states and 2711 transitions. [2018-11-18 13:30:02,286 INFO L276 IsEmpty]: Start isEmpty. Operand 2288 states and 2711 transitions. [2018-11-18 13:30:02,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-11-18 13:30:02,287 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:30:02,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:30:02,358 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 21 proven. 10 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2018-11-18 13:30:02,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:30:02,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2725 states to 2302 states and 2725 transitions. [2018-11-18 13:30:02,952 INFO L276 IsEmpty]: Start isEmpty. Operand 2302 states and 2725 transitions. [2018-11-18 13:30:02,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-11-18 13:30:02,953 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:30:02,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:30:03,025 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 21 proven. 10 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2018-11-18 13:30:03,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:30:03,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2730 states to 2307 states and 2730 transitions. [2018-11-18 13:30:03,303 INFO L276 IsEmpty]: Start isEmpty. Operand 2307 states and 2730 transitions. [2018-11-18 13:30:03,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-11-18 13:30:03,304 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:30:03,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:30:03,383 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 151 proven. 0 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2018-11-18 13:30:04,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:30:04,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2806 states to 2378 states and 2806 transitions. [2018-11-18 13:30:04,413 INFO L276 IsEmpty]: Start isEmpty. Operand 2378 states and 2806 transitions. [2018-11-18 13:30:04,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-11-18 13:30:04,414 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:30:04,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:30:05,545 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 74 proven. 194 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-11-18 13:30:07,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:30:07,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2830 states to 2395 states and 2830 transitions. [2018-11-18 13:30:07,848 INFO L276 IsEmpty]: Start isEmpty. Operand 2395 states and 2830 transitions. [2018-11-18 13:30:07,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2018-11-18 13:30:07,849 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:30:07,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:30:08,680 INFO L134 CoverageAnalysis]: Checked inductivity of 537 backedges. 367 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2018-11-18 13:30:11,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:30:11,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2852 states to 2415 states and 2852 transitions. [2018-11-18 13:30:11,092 INFO L276 IsEmpty]: Start isEmpty. Operand 2415 states and 2852 transitions. [2018-11-18 13:30:11,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2018-11-18 13:30:11,093 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:30:11,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:30:11,351 INFO L134 CoverageAnalysis]: Checked inductivity of 537 backedges. 367 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2018-11-18 13:30:12,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:30:12,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2854 states to 2418 states and 2854 transitions. [2018-11-18 13:30:12,104 INFO L276 IsEmpty]: Start isEmpty. Operand 2418 states and 2854 transitions. [2018-11-18 13:30:12,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2018-11-18 13:30:12,105 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:30:12,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:30:12,179 INFO L134 CoverageAnalysis]: Checked inductivity of 478 backedges. 305 proven. 2 refuted. 0 times theorem prover too weak. 171 trivial. 0 not checked. [2018-11-18 13:30:13,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:30:13,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2876 states to 2441 states and 2876 transitions. [2018-11-18 13:30:13,528 INFO L276 IsEmpty]: Start isEmpty. Operand 2441 states and 2876 transitions. [2018-11-18 13:30:13,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2018-11-18 13:30:13,529 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:30:13,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:30:13,588 INFO L134 CoverageAnalysis]: Checked inductivity of 558 backedges. 299 proven. 0 refuted. 0 times theorem prover too weak. 259 trivial. 0 not checked. [2018-11-18 13:30:15,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:30:15,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2894 states to 2458 states and 2894 transitions. [2018-11-18 13:30:15,122 INFO L276 IsEmpty]: Start isEmpty. Operand 2458 states and 2894 transitions. [2018-11-18 13:30:15,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2018-11-18 13:30:15,123 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:30:15,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:30:16,348 INFO L134 CoverageAnalysis]: Checked inductivity of 654 backedges. 483 proven. 56 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2018-11-18 13:30:19,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:30:19,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2956 states to 2515 states and 2956 transitions. [2018-11-18 13:30:19,228 INFO L276 IsEmpty]: Start isEmpty. Operand 2515 states and 2956 transitions. [2018-11-18 13:30:19,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2018-11-18 13:30:19,229 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:30:19,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:30:20,455 INFO L134 CoverageAnalysis]: Checked inductivity of 568 backedges. 455 proven. 5 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2018-11-18 13:30:21,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:30:21,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2955 states to 2515 states and 2955 transitions. [2018-11-18 13:30:21,090 INFO L276 IsEmpty]: Start isEmpty. Operand 2515 states and 2955 transitions. [2018-11-18 13:30:21,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2018-11-18 13:30:21,091 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:30:21,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:30:22,793 INFO L134 CoverageAnalysis]: Checked inductivity of 565 backedges. 413 proven. 0 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2018-11-18 13:30:27,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:30:27,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3011 states to 2568 states and 3011 transitions. [2018-11-18 13:30:27,639 INFO L276 IsEmpty]: Start isEmpty. Operand 2568 states and 3011 transitions. [2018-11-18 13:30:27,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2018-11-18 13:30:27,640 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:30:27,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:30:27,961 INFO L134 CoverageAnalysis]: Checked inductivity of 565 backedges. 413 proven. 0 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2018-11-18 13:30:28,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:30:28,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3017 states to 2575 states and 3017 transitions. [2018-11-18 13:30:28,656 INFO L276 IsEmpty]: Start isEmpty. Operand 2575 states and 3017 transitions. [2018-11-18 13:30:28,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-11-18 13:30:28,657 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:30:28,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:30:28,739 INFO L134 CoverageAnalysis]: Checked inductivity of 513 backedges. 328 proven. 2 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2018-11-18 13:30:29,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:30:29,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3025 states to 2584 states and 3025 transitions. [2018-11-18 13:30:29,807 INFO L276 IsEmpty]: Start isEmpty. Operand 2584 states and 3025 transitions. [2018-11-18 13:30:29,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-11-18 13:30:29,808 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:30:29,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:30:29,895 INFO L134 CoverageAnalysis]: Checked inductivity of 513 backedges. 328 proven. 2 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2018-11-18 13:30:31,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:30:31,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3039 states to 2597 states and 3039 transitions. [2018-11-18 13:30:31,606 INFO L276 IsEmpty]: Start isEmpty. Operand 2597 states and 3039 transitions. [2018-11-18 13:30:31,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-11-18 13:30:31,608 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:30:31,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:30:31,721 INFO L134 CoverageAnalysis]: Checked inductivity of 513 backedges. 328 proven. 2 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2018-11-18 13:30:32,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:30:32,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3042 states to 2600 states and 3042 transitions. [2018-11-18 13:30:32,290 INFO L276 IsEmpty]: Start isEmpty. Operand 2600 states and 3042 transitions. [2018-11-18 13:30:32,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-11-18 13:30:32,291 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:30:32,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:30:32,470 INFO L134 CoverageAnalysis]: Checked inductivity of 513 backedges. 328 proven. 2 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2018-11-18 13:30:33,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:30:33,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3048 states to 2606 states and 3048 transitions. [2018-11-18 13:30:33,389 INFO L276 IsEmpty]: Start isEmpty. Operand 2606 states and 3048 transitions. [2018-11-18 13:30:33,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-11-18 13:30:33,390 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:30:33,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:30:33,470 INFO L134 CoverageAnalysis]: Checked inductivity of 513 backedges. 328 proven. 2 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2018-11-18 13:30:33,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:30:33,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3051 states to 2610 states and 3051 transitions. [2018-11-18 13:30:33,982 INFO L276 IsEmpty]: Start isEmpty. Operand 2610 states and 3051 transitions. [2018-11-18 13:30:33,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2018-11-18 13:30:33,983 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:30:33,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:30:34,045 INFO L134 CoverageAnalysis]: Checked inductivity of 611 backedges. 448 proven. 0 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2018-11-18 13:30:34,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:30:34,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3058 states to 2615 states and 3058 transitions. [2018-11-18 13:30:34,457 INFO L276 IsEmpty]: Start isEmpty. Operand 2615 states and 3058 transitions. [2018-11-18 13:30:34,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2018-11-18 13:30:34,459 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:30:34,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:30:34,521 INFO L134 CoverageAnalysis]: Checked inductivity of 611 backedges. 448 proven. 0 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2018-11-18 13:30:35,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:30:35,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3059 states to 2618 states and 3059 transitions. [2018-11-18 13:30:35,393 INFO L276 IsEmpty]: Start isEmpty. Operand 2618 states and 3059 transitions. [2018-11-18 13:30:35,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2018-11-18 13:30:35,394 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:30:35,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:30:36,259 INFO L134 CoverageAnalysis]: Checked inductivity of 702 backedges. 452 proven. 21 refuted. 0 times theorem prover too weak. 229 trivial. 0 not checked. [2018-11-18 13:30:39,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:30:39,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3093 states to 2645 states and 3093 transitions. [2018-11-18 13:30:39,058 INFO L276 IsEmpty]: Start isEmpty. Operand 2645 states and 3093 transitions. [2018-11-18 13:30:39,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2018-11-18 13:30:39,060 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:30:39,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:30:39,349 INFO L134 CoverageAnalysis]: Checked inductivity of 702 backedges. 439 proven. 34 refuted. 0 times theorem prover too weak. 229 trivial. 0 not checked. [2018-11-18 13:30:40,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:30:40,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3099 states to 2650 states and 3099 transitions. [2018-11-18 13:30:40,361 INFO L276 IsEmpty]: Start isEmpty. Operand 2650 states and 3099 transitions. [2018-11-18 13:30:40,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2018-11-18 13:30:40,362 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:30:40,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:30:40,434 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 344 proven. 0 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2018-11-18 13:30:40,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:30:40,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3099 states to 2651 states and 3099 transitions. [2018-11-18 13:30:40,487 INFO L276 IsEmpty]: Start isEmpty. Operand 2651 states and 3099 transitions. [2018-11-18 13:30:40,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2018-11-18 13:30:40,488 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:30:40,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:30:40,569 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 344 proven. 0 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2018-11-18 13:30:40,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:30:40,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3099 states to 2652 states and 3099 transitions. [2018-11-18 13:30:40,631 INFO L276 IsEmpty]: Start isEmpty. Operand 2652 states and 3099 transitions. [2018-11-18 13:30:40,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2018-11-18 13:30:40,633 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:30:40,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:30:40,705 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 344 proven. 0 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2018-11-18 13:30:40,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:30:40,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3099 states to 2653 states and 3099 transitions. [2018-11-18 13:30:40,832 INFO L276 IsEmpty]: Start isEmpty. Operand 2653 states and 3099 transitions. [2018-11-18 13:30:40,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2018-11-18 13:30:40,834 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:30:40,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:30:40,905 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 392 proven. 0 refuted. 0 times theorem prover too weak. 258 trivial. 0 not checked. [2018-11-18 13:30:41,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:30:41,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3119 states to 2673 states and 3119 transitions. [2018-11-18 13:30:41,174 INFO L276 IsEmpty]: Start isEmpty. Operand 2673 states and 3119 transitions. [2018-11-18 13:30:41,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2018-11-18 13:30:41,175 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:30:41,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:30:41,292 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 354 proven. 5 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2018-11-18 13:30:41,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:30:41,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3050 states to 2605 states and 3050 transitions. [2018-11-18 13:30:41,562 INFO L276 IsEmpty]: Start isEmpty. Operand 2605 states and 3050 transitions. [2018-11-18 13:30:41,563 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 13:30:41,563 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 175 iterations. [2018-11-18 13:30:41,569 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-18 13:30:41,878 WARN L180 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 39 [2018-11-18 13:30:42,237 WARN L180 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 16 [2018-11-18 13:30:42,366 WARN L180 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 16 [2018-11-18 13:30:42,533 WARN L180 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 40 [2018-11-18 13:30:42,694 WARN L180 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 39 [2018-11-18 13:30:42,878 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 16 [2018-11-18 13:30:43,095 WARN L180 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 16 [2018-11-18 13:30:43,303 WARN L180 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 40 [2018-11-18 13:30:43,463 WARN L180 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 39 [2018-11-18 13:30:43,816 WARN L180 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 40 [2018-11-18 13:30:44,589 WARN L180 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 16 [2018-11-18 13:30:45,006 WARN L180 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 16 [2018-11-18 13:30:45,607 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 16 [2018-11-18 13:30:45,709 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 16 [2018-11-18 13:30:46,192 WARN L180 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 39 [2018-11-18 13:30:46,422 WARN L180 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 49 [2018-11-18 13:30:46,732 WARN L180 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 40 [2018-11-18 13:30:47,135 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 16 [2018-11-18 13:30:47,135 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 13:30:47,137 INFO L579 CodeCheckObserver]: Invariant with dag size 16 [2018-11-18 13:30:47,142 INFO L579 CodeCheckObserver]: Invariant with dag size 16 [2018-11-18 13:30:47,143 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 01:30:47 ImpRootNode [2018-11-18 13:30:47,143 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 13:30:47,143 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 13:30:47,143 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 13:30:47,143 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 13:30:47,143 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:28:40" (3/4) ... [2018-11-18 13:30:47,146 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 13:30:47,156 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 102 nodes and edges [2018-11-18 13:30:47,156 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-11-18 13:30:47,157 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2018-11-18 13:30:47,242 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_ab584588-85c8-4645-9fe6-f00bbfcc612c/bin-2019/ukojak/witness.graphml [2018-11-18 13:30:47,242 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 13:30:47,243 INFO L168 Benchmark]: Toolchain (without parser) took 128674.97 ms. Allocated memory was 1.0 GB in the beginning and 3.7 GB in the end (delta: 2.7 GB). Free memory was 955.5 MB in the beginning and 889.5 MB in the end (delta: 66.0 MB). Peak memory consumption was 2.8 GB. Max. memory is 11.5 GB. [2018-11-18 13:30:47,243 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 13:30:47,244 INFO L168 Benchmark]: CACSL2BoogieTranslator took 346.43 ms. Allocated memory is still 1.0 GB. Free memory was 955.5 MB in the beginning and 920.5 MB in the end (delta: 35.0 MB). Peak memory consumption was 35.0 MB. Max. memory is 11.5 GB. [2018-11-18 13:30:47,244 INFO L168 Benchmark]: Boogie Procedure Inliner took 102.42 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 920.5 MB in the beginning and 1.1 GB in the end (delta: -202.8 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. [2018-11-18 13:30:47,244 INFO L168 Benchmark]: Boogie Preprocessor took 41.87 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-18 13:30:47,244 INFO L168 Benchmark]: RCFGBuilder took 1369.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 886.4 MB in the end (delta: 234.2 MB). Peak memory consumption was 234.2 MB. Max. memory is 11.5 GB. [2018-11-18 13:30:47,244 INFO L168 Benchmark]: CodeCheck took 126712.30 ms. Allocated memory was 1.2 GB in the beginning and 3.7 GB in the end (delta: 2.6 GB). Free memory was 886.4 MB in the beginning and 889.5 MB in the end (delta: -3.1 MB). Peak memory consumption was 2.6 GB. Max. memory is 11.5 GB. [2018-11-18 13:30:47,245 INFO L168 Benchmark]: Witness Printer took 99.24 ms. Allocated memory is still 3.7 GB. Free memory was 889.5 MB in the beginning and 889.5 MB in the end (delta: 24 B). Peak memory consumption was 24 B. Max. memory is 11.5 GB. [2018-11-18 13:30:47,246 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, 121.1s OverallTime, 175 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1210713284 SDtfs, 1968319318 SDslu, 592324512 SDs, 0 SdLazy, -1902268402 SolverSat, -17492636 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 554.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 200442 GetRequests, 196957 SyntacticMatches, 2021 SemanticMatches, 1464 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1477493 ImplicationChecksByTransitivity, 102.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.6s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 16.2s InterpolantComputationTime, 30215 NumberOfCodeBlocks, 30215 NumberOfCodeBlocksAsserted, 174 NumberOfCheckSat, 30041 ConstructedInterpolants, 0 QuantifiedInterpolants, 18548602 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 174 InterpolantComputations, 145 PerfectInterpolantSequences, 32106/32556 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: 485]: 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) || !(a8 == 15)) || !(a20 == 1)) || !(a16 == 4) - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: ((!(a7 == 1) || !(a8 == 15)) || !(a20 == 1)) || !(a16 == 4) * 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 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 346.43 ms. Allocated memory is still 1.0 GB. Free memory was 955.5 MB in the beginning and 920.5 MB in the end (delta: 35.0 MB). Peak memory consumption was 35.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 102.42 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 920.5 MB in the beginning and 1.1 GB in the end (delta: -202.8 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 41.87 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1369.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 886.4 MB in the end (delta: 234.2 MB). Peak memory consumption was 234.2 MB. Max. memory is 11.5 GB. * CodeCheck took 126712.30 ms. Allocated memory was 1.2 GB in the beginning and 3.7 GB in the end (delta: 2.6 GB). Free memory was 886.4 MB in the beginning and 889.5 MB in the end (delta: -3.1 MB). Peak memory consumption was 2.6 GB. Max. memory is 11.5 GB. * Witness Printer took 99.24 ms. Allocated memory is still 3.7 GB. Free memory was 889.5 MB in the beginning and 889.5 MB in the end (delta: 24 B). Peak memory consumption was 24 B. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...