./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label39_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_2b9065b3-7779-4d2e-a587-b93efc106e04/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_2b9065b3-7779-4d2e-a587-b93efc106e04/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_2b9065b3-7779-4d2e-a587-b93efc106e04/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_2b9065b3-7779-4d2e-a587-b93efc106e04/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label39_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_2b9065b3-7779-4d2e-a587-b93efc106e04/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_2b9065b3-7779-4d2e-a587-b93efc106e04/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 1c284ff92946706c13208d48054fb31055fe2d01 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 17:27:46,846 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 17:27:46,847 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 17:27:46,853 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 17:27:46,853 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 17:27:46,853 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 17:27:46,854 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 17:27:46,855 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 17:27:46,856 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 17:27:46,856 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 17:27:46,857 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 17:27:46,857 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 17:27:46,857 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 17:27:46,858 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 17:27:46,858 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 17:27:46,859 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 17:27:46,860 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 17:27:46,860 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 17:27:46,861 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 17:27:46,862 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 17:27:46,863 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 17:27:46,863 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 17:27:46,864 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 17:27:46,865 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 17:27:46,865 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 17:27:46,865 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 17:27:46,866 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 17:27:46,866 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 17:27:46,867 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 17:27:46,867 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 17:27:46,867 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 17:27:46,868 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 17:27:46,868 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 17:27:46,868 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 17:27:46,868 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 17:27:46,869 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 17:27:46,869 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_2b9065b3-7779-4d2e-a587-b93efc106e04/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-09 17:27:46,876 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 17:27:46,876 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 17:27:46,877 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 17:27:46,877 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 17:27:46,877 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 17:27:46,877 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 17:27:46,877 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 17:27:46,878 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 17:27:46,878 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 17:27:46,878 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 17:27:46,878 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 17:27:46,878 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 17:27:46,878 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 17:27:46,878 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 17:27:46,878 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 17:27:46,879 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 17:27:46,879 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 17:27:46,879 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 17:27:46,879 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 17:27:46,879 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 17:27:46,879 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 17:27:46,879 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 17:27:46,879 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 17:27:46,880 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 17:27:46,880 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 17:27:46,880 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 17:27:46,880 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 17:27:46,880 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 17:27:46,880 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 17:27:46,880 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_2b9065b3-7779-4d2e-a587-b93efc106e04/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 -> 1c284ff92946706c13208d48054fb31055fe2d01 [2018-12-09 17:27:46,898 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 17:27:46,905 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 17:27:46,907 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 17:27:46,908 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 17:27:46,908 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 17:27:46,909 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_2b9065b3-7779-4d2e-a587-b93efc106e04/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem01_label39_true-unreach-call_false-termination.c [2018-12-09 17:27:46,944 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2b9065b3-7779-4d2e-a587-b93efc106e04/bin-2019/ukojak/data/56fd7a14a/fc46433942b543819c76900810df3f6a/FLAG42c5b1033 [2018-12-09 17:27:47,408 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 17:27:47,409 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_2b9065b3-7779-4d2e-a587-b93efc106e04/sv-benchmarks/c/eca-rers2012/Problem01_label39_true-unreach-call_false-termination.c [2018-12-09 17:27:47,417 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2b9065b3-7779-4d2e-a587-b93efc106e04/bin-2019/ukojak/data/56fd7a14a/fc46433942b543819c76900810df3f6a/FLAG42c5b1033 [2018-12-09 17:27:47,926 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_2b9065b3-7779-4d2e-a587-b93efc106e04/bin-2019/ukojak/data/56fd7a14a/fc46433942b543819c76900810df3f6a [2018-12-09 17:27:47,927 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 17:27:47,928 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 17:27:47,929 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 17:27:47,929 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 17:27:47,931 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 17:27:47,931 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 05:27:47" (1/1) ... [2018-12-09 17:27:47,933 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@672351b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:27:47, skipping insertion in model container [2018-12-09 17:27:47,933 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 05:27:47" (1/1) ... [2018-12-09 17:27:47,937 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 17:27:47,963 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 17:27:48,142 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 17:27:48,146 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 17:27:48,231 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 17:27:48,241 INFO L195 MainTranslator]: Completed translation [2018-12-09 17:27:48,241 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:27:48 WrapperNode [2018-12-09 17:27:48,241 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 17:27:48,242 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 17:27:48,242 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 17:27:48,242 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 17:27:48,247 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:27:48" (1/1) ... [2018-12-09 17:27:48,256 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:27:48" (1/1) ... [2018-12-09 17:27:48,284 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 17:27:48,284 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 17:27:48,284 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 17:27:48,284 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 17:27:48,290 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:27:48" (1/1) ... [2018-12-09 17:27:48,290 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:27:48" (1/1) ... [2018-12-09 17:27:48,292 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:27:48" (1/1) ... [2018-12-09 17:27:48,293 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:27:48" (1/1) ... [2018-12-09 17:27:48,301 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:27:48" (1/1) ... [2018-12-09 17:27:48,307 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:27:48" (1/1) ... [2018-12-09 17:27:48,310 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:27:48" (1/1) ... [2018-12-09 17:27:48,313 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 17:27:48,314 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 17:27:48,314 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 17:27:48,314 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 17:27:48,314 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:27:48" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2b9065b3-7779-4d2e-a587-b93efc106e04/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 [2018-12-09 17:27:48,350 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 17:27:48,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 17:27:49,221 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 17:27:49,221 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-09 17:27:49,221 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 05:27:49 BoogieIcfgContainer [2018-12-09 17:27:49,221 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 17:27:49,222 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 17:27:49,222 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 17:27:49,228 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 17:27:49,228 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 05:27:49" (1/1) ... [2018-12-09 17:27:49,236 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 17:27:49,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:27:49,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 76 states and 144 transitions. [2018-12-09 17:27:49,262 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 144 transitions. [2018-12-09 17:27:49,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-12-09 17:27:49,265 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:27:49,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:27:49,443 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 17:27:49,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:27:49,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 145 states and 237 transitions. [2018-12-09 17:27:49,715 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 237 transitions. [2018-12-09 17:27:49,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-12-09 17:27:49,716 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:27:49,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:27:49,807 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 17:27:50,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:27:50,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 215 states and 323 transitions. [2018-12-09 17:27:50,163 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 323 transitions. [2018-12-09 17:27:50,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-12-09 17:27:50,165 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:27:50,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:27:50,214 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 17:27:50,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:27:50,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 220 states and 333 transitions. [2018-12-09 17:27:50,299 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 333 transitions. [2018-12-09 17:27:50,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-12-09 17:27:50,301 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:27:50,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:27:50,372 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 17:27:50,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:27:50,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 290 states and 408 transitions. [2018-12-09 17:27:50,765 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 408 transitions. [2018-12-09 17:27:50,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-12-09 17:27:50,766 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:27:50,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:27:50,799 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 17:27:50,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:27:50,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 297 states and 421 transitions. [2018-12-09 17:27:50,981 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 421 transitions. [2018-12-09 17:27:50,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-09 17:27:50,984 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:27:50,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:27:51,001 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 17:27:51,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:27:51,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 300 states and 426 transitions. [2018-12-09 17:27:51,050 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 426 transitions. [2018-12-09 17:27:51,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-12-09 17:27:51,051 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:27:51,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:27:51,098 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 17:27:51,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:27:51,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 301 states and 430 transitions. [2018-12-09 17:27:51,255 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 430 transitions. [2018-12-09 17:27:51,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-12-09 17:27:51,256 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:27:51,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:27:51,269 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 17:27:51,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:27:51,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 308 states and 443 transitions. [2018-12-09 17:27:51,490 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 443 transitions. [2018-12-09 17:27:51,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-12-09 17:27:51,491 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:27:51,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:27:51,510 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 17:27:51,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:27:51,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 313 states and 448 transitions. [2018-12-09 17:27:51,652 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 448 transitions. [2018-12-09 17:27:51,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-09 17:27:51,653 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:27:51,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:27:51,685 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 17:27:51,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:27:51,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 318 states and 453 transitions. [2018-12-09 17:27:51,915 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 453 transitions. [2018-12-09 17:27:51,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-09 17:27:51,916 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:27:51,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:27:51,927 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 17:27:51,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:27:51,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 323 states and 459 transitions. [2018-12-09 17:27:51,949 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 459 transitions. [2018-12-09 17:27:51,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-12-09 17:27:51,950 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:27:51,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:27:51,964 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 17:27:52,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:27:52,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 324 states and 461 transitions. [2018-12-09 17:27:52,089 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 461 transitions. [2018-12-09 17:27:52,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-12-09 17:27:52,090 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:27:52,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:27:52,104 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 17:27:52,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:27:52,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 329 states and 467 transitions. [2018-12-09 17:27:52,276 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 467 transitions. [2018-12-09 17:27:52,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-12-09 17:27:52,276 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:27:52,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:27:52,372 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 17:27:52,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:27:52,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 343 states and 488 transitions. [2018-12-09 17:27:52,807 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 488 transitions. [2018-12-09 17:27:52,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-12-09 17:27:52,808 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:27:52,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:27:52,819 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 17:27:52,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:27:52,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 346 states and 493 transitions. [2018-12-09 17:27:52,885 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 493 transitions. [2018-12-09 17:27:52,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-12-09 17:27:52,886 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:27:52,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:27:52,907 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 17:27:53,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:27:53,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 347 states and 494 transitions. [2018-12-09 17:27:53,015 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 494 transitions. [2018-12-09 17:27:53,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-09 17:27:53,015 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:27:53,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:27:53,041 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 17:27:53,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:27:53,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 358 states and 506 transitions. [2018-12-09 17:27:53,397 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 506 transitions. [2018-12-09 17:27:53,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-12-09 17:27:53,398 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:27:53,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:27:53,411 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 17:27:53,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:27:53,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 359 states and 506 transitions. [2018-12-09 17:27:53,426 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 506 transitions. [2018-12-09 17:27:53,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-09 17:27:53,426 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:27:53,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:27:53,437 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 17:27:53,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:27:53,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 370 states and 518 transitions. [2018-12-09 17:27:53,827 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 518 transitions. [2018-12-09 17:27:53,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-09 17:27:53,828 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:27:53,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:27:53,879 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 17:27:53,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:27:53,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 371 states and 522 transitions. [2018-12-09 17:27:53,914 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 522 transitions. [2018-12-09 17:27:53,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-12-09 17:27:53,915 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:27:53,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:27:53,961 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 17:27:54,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:27:54,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 375 states and 530 transitions. [2018-12-09 17:27:54,201 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 530 transitions. [2018-12-09 17:27:54,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-09 17:27:54,202 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:27:54,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:27:54,215 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-09 17:27:54,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:27:54,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 377 states and 531 transitions. [2018-12-09 17:27:54,266 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 531 transitions. [2018-12-09 17:27:54,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-12-09 17:27:54,267 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:27:54,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:27:54,278 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-09 17:27:54,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:27:54,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 378 states and 532 transitions. [2018-12-09 17:27:54,307 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 532 transitions. [2018-12-09 17:27:54,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-12-09 17:27:54,307 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:27:54,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:27:54,367 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 17:27:54,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:27:54,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 380 states and 535 transitions. [2018-12-09 17:27:54,529 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 535 transitions. [2018-12-09 17:27:54,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-09 17:27:54,529 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:27:54,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:27:54,544 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-09 17:27:54,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:27:54,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 395 states and 554 transitions. [2018-12-09 17:27:54,982 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 554 transitions. [2018-12-09 17:27:54,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-09 17:27:54,983 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:27:54,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:27:54,995 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-09 17:27:55,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:27:55,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 396 states and 554 transitions. [2018-12-09 17:27:55,024 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 554 transitions. [2018-12-09 17:27:55,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-09 17:27:55,025 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:27:55,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:27:55,082 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 17:27:55,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:27:55,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 424 states and 592 transitions. [2018-12-09 17:27:55,853 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 592 transitions. [2018-12-09 17:27:55,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-09 17:27:55,853 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:27:55,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:27:55,939 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 17:27:56,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:27:56,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 448 states and 624 transitions. [2018-12-09 17:27:56,781 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 624 transitions. [2018-12-09 17:27:56,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-12-09 17:27:56,782 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:27:56,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:27:56,794 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-09 17:27:56,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:27:56,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 451 states and 627 transitions. [2018-12-09 17:27:56,876 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 627 transitions. [2018-12-09 17:27:56,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-12-09 17:27:56,876 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:27:56,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:27:56,898 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-09 17:27:57,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:27:57,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 461 states and 640 transitions. [2018-12-09 17:27:57,304 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 640 transitions. [2018-12-09 17:27:57,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-09 17:27:57,304 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:27:57,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:27:57,322 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 17:27:57,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:27:57,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 478 states and 661 transitions. [2018-12-09 17:27:57,843 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 661 transitions. [2018-12-09 17:27:57,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-09 17:27:57,844 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:27:57,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:27:57,869 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 17:27:58,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:27:58,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 489 states and 671 transitions. [2018-12-09 17:27:58,130 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 671 transitions. [2018-12-09 17:27:58,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-09 17:27:58,131 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:27:58,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:27:58,144 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-09 17:27:58,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:27:58,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 491 states and 678 transitions. [2018-12-09 17:27:58,282 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 678 transitions. [2018-12-09 17:27:58,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-12-09 17:27:58,283 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:27:58,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:27:58,294 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 17:27:58,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:27:58,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 505 states and 694 transitions. [2018-12-09 17:27:58,601 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 694 transitions. [2018-12-09 17:27:58,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-12-09 17:27:58,602 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:27:58,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:27:58,663 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 17:27:59,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:27:59,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 775 states to 575 states and 775 transitions. [2018-12-09 17:27:59,186 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 775 transitions. [2018-12-09 17:27:59,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-09 17:27:59,186 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:27:59,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:27:59,250 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 17:27:59,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:27:59,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 779 states to 579 states and 779 transitions. [2018-12-09 17:27:59,377 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 779 transitions. [2018-12-09 17:27:59,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-12-09 17:27:59,377 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:27:59,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:27:59,391 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 17:27:59,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:27:59,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 610 states and 816 transitions. [2018-12-09 17:27:59,950 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 816 transitions. [2018-12-09 17:27:59,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-12-09 17:27:59,951 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:27:59,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:27:59,965 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 17:28:00,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:28:00,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 818 states to 611 states and 818 transitions. [2018-12-09 17:28:00,114 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 818 transitions. [2018-12-09 17:28:00,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-12-09 17:28:00,114 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:28:00,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:28:00,127 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 17:28:00,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:28:00,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 824 states to 616 states and 824 transitions. [2018-12-09 17:28:00,395 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 824 transitions. [2018-12-09 17:28:00,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-12-09 17:28:00,395 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:28:00,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:28:00,408 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 17:28:00,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:28:00,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 622 states and 830 transitions. [2018-12-09 17:28:00,582 INFO L276 IsEmpty]: Start isEmpty. Operand 622 states and 830 transitions. [2018-12-09 17:28:00,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-12-09 17:28:00,583 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:28:00,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:28:00,608 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 17:28:00,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:28:00,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 834 states to 627 states and 834 transitions. [2018-12-09 17:28:00,783 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 834 transitions. [2018-12-09 17:28:00,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-12-09 17:28:00,783 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:28:00,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:28:01,169 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 17:28:03,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:28:03,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 652 states and 877 transitions. [2018-12-09 17:28:03,871 INFO L276 IsEmpty]: Start isEmpty. Operand 652 states and 877 transitions. [2018-12-09 17:28:03,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-12-09 17:28:03,872 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:28:03,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:28:04,044 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 17:28:04,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:28:04,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 893 states to 663 states and 893 transitions. [2018-12-09 17:28:04,484 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 893 transitions. [2018-12-09 17:28:04,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-12-09 17:28:04,484 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:28:04,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:28:04,624 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 17:28:04,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:28:04,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 898 states to 668 states and 898 transitions. [2018-12-09 17:28:04,806 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 898 transitions. [2018-12-09 17:28:04,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-12-09 17:28:04,807 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:28:04,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:28:04,959 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 17:28:05,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:28:05,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 904 states to 674 states and 904 transitions. [2018-12-09 17:28:05,570 INFO L276 IsEmpty]: Start isEmpty. Operand 674 states and 904 transitions. [2018-12-09 17:28:05,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-12-09 17:28:05,571 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:28:05,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:28:05,596 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 17:28:06,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:28:06,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 931 states to 694 states and 931 transitions. [2018-12-09 17:28:06,019 INFO L276 IsEmpty]: Start isEmpty. Operand 694 states and 931 transitions. [2018-12-09 17:28:06,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-09 17:28:06,019 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:28:06,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:28:06,034 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-09 17:28:06,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:28:06,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 942 states to 705 states and 942 transitions. [2018-12-09 17:28:06,547 INFO L276 IsEmpty]: Start isEmpty. Operand 705 states and 942 transitions. [2018-12-09 17:28:06,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-12-09 17:28:06,548 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:28:06,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:28:06,562 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-09 17:28:06,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:28:06,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 943 states to 706 states and 943 transitions. [2018-12-09 17:28:06,575 INFO L276 IsEmpty]: Start isEmpty. Operand 706 states and 943 transitions. [2018-12-09 17:28:06,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-12-09 17:28:06,576 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:28:06,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:28:06,593 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 17:28:07,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:28:07,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957 states to 717 states and 957 transitions. [2018-12-09 17:28:07,007 INFO L276 IsEmpty]: Start isEmpty. Operand 717 states and 957 transitions. [2018-12-09 17:28:07,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-12-09 17:28:07,008 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:28:07,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:28:07,181 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 17:28:09,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:28:09,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 983 states to 737 states and 983 transitions. [2018-12-09 17:28:09,261 INFO L276 IsEmpty]: Start isEmpty. Operand 737 states and 983 transitions. [2018-12-09 17:28:09,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-12-09 17:28:09,262 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:28:09,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:28:09,279 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 17:28:09,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:28:09,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 988 states to 742 states and 988 transitions. [2018-12-09 17:28:09,513 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states and 988 transitions. [2018-12-09 17:28:09,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-12-09 17:28:09,513 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:28:09,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:28:09,590 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 17:28:10,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:28:10,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 999 states to 751 states and 999 transitions. [2018-12-09 17:28:10,001 INFO L276 IsEmpty]: Start isEmpty. Operand 751 states and 999 transitions. [2018-12-09 17:28:10,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-09 17:28:10,001 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:28:10,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:28:10,015 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 17:28:10,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:28:10,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1008 states to 760 states and 1008 transitions. [2018-12-09 17:28:10,054 INFO L276 IsEmpty]: Start isEmpty. Operand 760 states and 1008 transitions. [2018-12-09 17:28:10,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-12-09 17:28:10,054 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:28:10,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:28:10,069 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 17:28:10,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:28:10,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1019 states to 770 states and 1019 transitions. [2018-12-09 17:28:10,402 INFO L276 IsEmpty]: Start isEmpty. Operand 770 states and 1019 transitions. [2018-12-09 17:28:10,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-12-09 17:28:10,403 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:28:10,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:28:10,729 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 17:28:13,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:28:13,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1068 states to 815 states and 1068 transitions. [2018-12-09 17:28:13,555 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 1068 transitions. [2018-12-09 17:28:13,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-12-09 17:28:13,556 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:28:13,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:28:13,588 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 17:28:13,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:28:13,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1077 states to 819 states and 1077 transitions. [2018-12-09 17:28:13,948 INFO L276 IsEmpty]: Start isEmpty. Operand 819 states and 1077 transitions. [2018-12-09 17:28:13,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-12-09 17:28:13,948 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:28:13,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:28:14,040 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 17:28:14,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:28:14,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1081 states to 820 states and 1081 transitions. [2018-12-09 17:28:14,288 INFO L276 IsEmpty]: Start isEmpty. Operand 820 states and 1081 transitions. [2018-12-09 17:28:14,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-12-09 17:28:14,288 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:28:14,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:28:14,429 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 17:28:15,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:28:15,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1107 states to 832 states and 1107 transitions. [2018-12-09 17:28:15,554 INFO L276 IsEmpty]: Start isEmpty. Operand 832 states and 1107 transitions. [2018-12-09 17:28:15,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-12-09 17:28:15,555 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:28:15,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:28:15,615 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 17:28:15,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:28:15,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1111 states to 835 states and 1111 transitions. [2018-12-09 17:28:15,832 INFO L276 IsEmpty]: Start isEmpty. Operand 835 states and 1111 transitions. [2018-12-09 17:28:15,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-12-09 17:28:15,832 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:28:15,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:28:15,904 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 17:28:16,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:28:16,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1111 states to 836 states and 1111 transitions. [2018-12-09 17:28:16,101 INFO L276 IsEmpty]: Start isEmpty. Operand 836 states and 1111 transitions. [2018-12-09 17:28:16,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-12-09 17:28:16,102 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:28:16,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:28:16,157 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 17:28:16,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:28:16,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1113 states to 838 states and 1113 transitions. [2018-12-09 17:28:16,407 INFO L276 IsEmpty]: Start isEmpty. Operand 838 states and 1113 transitions. [2018-12-09 17:28:16,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-12-09 17:28:16,409 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:28:16,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:28:16,434 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 17:28:18,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:28:18,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1157 states to 875 states and 1157 transitions. [2018-12-09 17:28:18,071 INFO L276 IsEmpty]: Start isEmpty. Operand 875 states and 1157 transitions. [2018-12-09 17:28:18,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-12-09 17:28:18,072 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:28:18,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:28:18,091 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 17:28:20,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:28:20,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1187 states to 899 states and 1187 transitions. [2018-12-09 17:28:20,454 INFO L276 IsEmpty]: Start isEmpty. Operand 899 states and 1187 transitions. [2018-12-09 17:28:20,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-12-09 17:28:20,454 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:28:20,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:28:20,479 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 17:28:20,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:28:20,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1196 states to 910 states and 1196 transitions. [2018-12-09 17:28:20,898 INFO L276 IsEmpty]: Start isEmpty. Operand 910 states and 1196 transitions. [2018-12-09 17:28:20,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-12-09 17:28:20,898 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:28:20,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:28:20,918 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 17:28:21,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:28:21,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1197 states to 912 states and 1197 transitions. [2018-12-09 17:28:21,131 INFO L276 IsEmpty]: Start isEmpty. Operand 912 states and 1197 transitions. [2018-12-09 17:28:21,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-12-09 17:28:21,131 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:28:21,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:28:21,353 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-09 17:28:23,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:28:23,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1216 states to 921 states and 1216 transitions. [2018-12-09 17:28:23,070 INFO L276 IsEmpty]: Start isEmpty. Operand 921 states and 1216 transitions. [2018-12-09 17:28:23,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-12-09 17:28:23,070 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:28:23,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:28:23,281 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-09 17:28:23,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:28:23,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1220 states to 925 states and 1220 transitions. [2018-12-09 17:28:23,548 INFO L276 IsEmpty]: Start isEmpty. Operand 925 states and 1220 transitions. [2018-12-09 17:28:23,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-12-09 17:28:23,549 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:28:23,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:28:23,566 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-09 17:28:25,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:28:25,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1247 states to 946 states and 1247 transitions. [2018-12-09 17:28:25,225 INFO L276 IsEmpty]: Start isEmpty. Operand 946 states and 1247 transitions. [2018-12-09 17:28:25,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-12-09 17:28:25,226 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:28:25,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:28:25,257 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 17:28:29,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:28:29,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1284 states to 975 states and 1284 transitions. [2018-12-09 17:28:29,080 INFO L276 IsEmpty]: Start isEmpty. Operand 975 states and 1284 transitions. [2018-12-09 17:28:29,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-12-09 17:28:29,082 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:28:29,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:28:29,112 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 17:28:29,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:28:29,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1289 states to 981 states and 1289 transitions. [2018-12-09 17:28:29,669 INFO L276 IsEmpty]: Start isEmpty. Operand 981 states and 1289 transitions. [2018-12-09 17:28:29,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-12-09 17:28:29,670 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:28:29,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:28:29,689 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 17:28:29,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:28:29,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1291 states to 983 states and 1291 transitions. [2018-12-09 17:28:29,953 INFO L276 IsEmpty]: Start isEmpty. Operand 983 states and 1291 transitions. [2018-12-09 17:28:29,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-12-09 17:28:29,954 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:28:29,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:28:30,232 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 63 proven. 3 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-09 17:28:31,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:28:31,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1320 states to 1005 states and 1320 transitions. [2018-12-09 17:28:31,675 INFO L276 IsEmpty]: Start isEmpty. Operand 1005 states and 1320 transitions. [2018-12-09 17:28:31,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-12-09 17:28:31,675 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:28:31,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:28:31,788 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 63 proven. 3 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-09 17:28:32,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:28:32,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1327 states to 1012 states and 1327 transitions. [2018-12-09 17:28:32,213 INFO L276 IsEmpty]: Start isEmpty. Operand 1012 states and 1327 transitions. [2018-12-09 17:28:32,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-12-09 17:28:32,214 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:28:32,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:28:32,331 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 63 proven. 3 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-09 17:28:32,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:28:32,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1331 states to 1017 states and 1331 transitions. [2018-12-09 17:28:32,709 INFO L276 IsEmpty]: Start isEmpty. Operand 1017 states and 1331 transitions. [2018-12-09 17:28:32,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-12-09 17:28:32,709 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:28:32,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:28:32,746 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 17:28:33,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:28:33,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1338 states to 1021 states and 1338 transitions. [2018-12-09 17:28:33,186 INFO L276 IsEmpty]: Start isEmpty. Operand 1021 states and 1338 transitions. [2018-12-09 17:28:33,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-12-09 17:28:33,187 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:28:33,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:28:34,748 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 17:28:39,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:28:39,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1429 states to 1105 states and 1429 transitions. [2018-12-09 17:28:39,854 INFO L276 IsEmpty]: Start isEmpty. Operand 1105 states and 1429 transitions. [2018-12-09 17:28:39,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-12-09 17:28:39,855 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:28:39,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:28:40,858 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-09 17:28:47,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:28:47,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1499 states to 1170 states and 1499 transitions. [2018-12-09 17:28:47,311 INFO L276 IsEmpty]: Start isEmpty. Operand 1170 states and 1499 transitions. [2018-12-09 17:28:47,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-09 17:28:47,312 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:28:47,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:28:47,378 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-09 17:28:49,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:28:49,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1538 states to 1206 states and 1538 transitions. [2018-12-09 17:28:49,542 INFO L276 IsEmpty]: Start isEmpty. Operand 1206 states and 1538 transitions. [2018-12-09 17:28:49,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-12-09 17:28:49,543 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:28:49,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:28:49,812 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-09 17:28:52,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:28:52,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1604 states to 1270 states and 1604 transitions. [2018-12-09 17:28:52,434 INFO L276 IsEmpty]: Start isEmpty. Operand 1270 states and 1604 transitions. [2018-12-09 17:28:52,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-12-09 17:28:52,435 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:28:52,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:28:52,501 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-09 17:28:52,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:28:52,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1608 states to 1275 states and 1608 transitions. [2018-12-09 17:28:52,747 INFO L276 IsEmpty]: Start isEmpty. Operand 1275 states and 1608 transitions. [2018-12-09 17:28:52,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-12-09 17:28:52,748 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:28:52,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:28:54,121 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-09 17:28:58,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:28:58,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1660 states to 1326 states and 1660 transitions. [2018-12-09 17:28:58,095 INFO L276 IsEmpty]: Start isEmpty. Operand 1326 states and 1660 transitions. [2018-12-09 17:28:58,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-12-09 17:28:58,097 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:28:58,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:29:00,471 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 17:29:04,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:29:04,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1701 states to 1362 states and 1701 transitions. [2018-12-09 17:29:04,140 INFO L276 IsEmpty]: Start isEmpty. Operand 1362 states and 1701 transitions. [2018-12-09 17:29:04,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-09 17:29:04,141 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:29:04,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:29:05,242 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-09 17:29:08,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:29:08,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1723 states to 1383 states and 1723 transitions. [2018-12-09 17:29:08,080 INFO L276 IsEmpty]: Start isEmpty. Operand 1383 states and 1723 transitions. [2018-12-09 17:29:08,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-09 17:29:08,081 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:29:08,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:29:08,216 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-09 17:29:08,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:29:08,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1727 states to 1386 states and 1727 transitions. [2018-12-09 17:29:08,923 INFO L276 IsEmpty]: Start isEmpty. Operand 1386 states and 1727 transitions. [2018-12-09 17:29:08,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-09 17:29:08,924 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:29:08,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:29:08,973 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 116 proven. 3 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-12-09 17:29:13,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:29:13,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1811 states to 1451 states and 1811 transitions. [2018-12-09 17:29:13,400 INFO L276 IsEmpty]: Start isEmpty. Operand 1451 states and 1811 transitions. [2018-12-09 17:29:13,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-09 17:29:13,401 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:29:13,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:29:13,450 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 116 proven. 3 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-12-09 17:29:16,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:29:16,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1877 states to 1517 states and 1877 transitions. [2018-12-09 17:29:16,056 INFO L276 IsEmpty]: Start isEmpty. Operand 1517 states and 1877 transitions. [2018-12-09 17:29:16,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-09 17:29:16,057 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:29:16,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:29:16,105 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 116 proven. 3 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-12-09 17:29:18,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:29:18,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1885 states to 1527 states and 1885 transitions. [2018-12-09 17:29:18,045 INFO L276 IsEmpty]: Start isEmpty. Operand 1527 states and 1885 transitions. [2018-12-09 17:29:18,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-09 17:29:18,047 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:29:18,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:29:18,118 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 116 proven. 3 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-12-09 17:29:19,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:29:19,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1912 states to 1555 states and 1912 transitions. [2018-12-09 17:29:19,281 INFO L276 IsEmpty]: Start isEmpty. Operand 1555 states and 1912 transitions. [2018-12-09 17:29:19,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-09 17:29:19,283 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:29:19,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:29:19,349 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 116 proven. 3 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-12-09 17:29:19,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:29:19,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1915 states to 1558 states and 1915 transitions. [2018-12-09 17:29:19,972 INFO L276 IsEmpty]: Start isEmpty. Operand 1558 states and 1915 transitions. [2018-12-09 17:29:19,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-09 17:29:19,973 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:29:19,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:29:20,025 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 116 proven. 3 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-12-09 17:29:26,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:29:26,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1974 states to 1600 states and 1974 transitions. [2018-12-09 17:29:26,560 INFO L276 IsEmpty]: Start isEmpty. Operand 1600 states and 1974 transitions. [2018-12-09 17:29:26,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-09 17:29:26,561 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:29:26,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:29:26,617 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 116 proven. 3 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-12-09 17:29:27,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:29:27,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1979 states to 1602 states and 1979 transitions. [2018-12-09 17:29:27,082 INFO L276 IsEmpty]: Start isEmpty. Operand 1602 states and 1979 transitions. [2018-12-09 17:29:27,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-09 17:29:27,083 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:29:27,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:29:27,134 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 116 proven. 3 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-12-09 17:29:30,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:29:30,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2027 states to 1643 states and 2027 transitions. [2018-12-09 17:29:30,240 INFO L276 IsEmpty]: Start isEmpty. Operand 1643 states and 2027 transitions. [2018-12-09 17:29:30,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-09 17:29:30,241 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:29:30,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:29:30,307 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 116 proven. 3 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-12-09 17:29:31,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:29:31,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2035 states to 1652 states and 2035 transitions. [2018-12-09 17:29:31,842 INFO L276 IsEmpty]: Start isEmpty. Operand 1652 states and 2035 transitions. [2018-12-09 17:29:31,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-09 17:29:31,843 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:29:31,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:29:31,893 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 116 proven. 3 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-12-09 17:29:34,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:29:34,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2073 states to 1682 states and 2073 transitions. [2018-12-09 17:29:34,105 INFO L276 IsEmpty]: Start isEmpty. Operand 1682 states and 2073 transitions. [2018-12-09 17:29:34,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-09 17:29:34,106 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:29:34,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:29:34,170 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 116 proven. 3 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-12-09 17:29:35,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:29:35,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2083 states to 1691 states and 2083 transitions. [2018-12-09 17:29:35,257 INFO L276 IsEmpty]: Start isEmpty. Operand 1691 states and 2083 transitions. [2018-12-09 17:29:35,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-09 17:29:35,258 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:29:35,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:29:35,327 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 116 proven. 3 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-12-09 17:29:36,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:29:36,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2096 states to 1703 states and 2096 transitions. [2018-12-09 17:29:36,487 INFO L276 IsEmpty]: Start isEmpty. Operand 1703 states and 2096 transitions. [2018-12-09 17:29:36,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-09 17:29:36,488 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:29:36,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:29:36,540 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 116 proven. 3 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-12-09 17:29:37,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:29:37,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2104 states to 1710 states and 2104 transitions. [2018-12-09 17:29:37,424 INFO L276 IsEmpty]: Start isEmpty. Operand 1710 states and 2104 transitions. [2018-12-09 17:29:37,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-09 17:29:37,425 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:29:37,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:29:37,477 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 116 proven. 3 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-12-09 17:29:37,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:29:37,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2112 states to 1718 states and 2112 transitions. [2018-12-09 17:29:37,724 INFO L276 IsEmpty]: Start isEmpty. Operand 1718 states and 2112 transitions. [2018-12-09 17:29:37,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-09 17:29:37,724 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:29:37,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:29:37,775 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 116 proven. 3 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-12-09 17:29:38,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:29:38,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2116 states to 1723 states and 2116 transitions. [2018-12-09 17:29:38,173 INFO L276 IsEmpty]: Start isEmpty. Operand 1723 states and 2116 transitions. [2018-12-09 17:29:38,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-09 17:29:38,174 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:29:38,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:29:38,229 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 116 proven. 3 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-12-09 17:29:39,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:29:39,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2118 states to 1725 states and 2118 transitions. [2018-12-09 17:29:39,102 INFO L276 IsEmpty]: Start isEmpty. Operand 1725 states and 2118 transitions. [2018-12-09 17:29:39,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-09 17:29:39,103 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:29:39,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:29:39,157 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 116 proven. 3 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-12-09 17:29:39,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:29:39,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2121 states to 1729 states and 2121 transitions. [2018-12-09 17:29:39,594 INFO L276 IsEmpty]: Start isEmpty. Operand 1729 states and 2121 transitions. [2018-12-09 17:29:39,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-09 17:29:39,596 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:29:39,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:29:39,649 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 116 proven. 3 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-12-09 17:29:40,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:29:40,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2126 states to 1734 states and 2126 transitions. [2018-12-09 17:29:40,061 INFO L276 IsEmpty]: Start isEmpty. Operand 1734 states and 2126 transitions. [2018-12-09 17:29:40,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-12-09 17:29:40,062 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:29:40,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:29:40,557 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 126 proven. 1 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-12-09 17:29:42,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:29:42,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2142 states to 1745 states and 2142 transitions. [2018-12-09 17:29:42,351 INFO L276 IsEmpty]: Start isEmpty. Operand 1745 states and 2142 transitions. [2018-12-09 17:29:42,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-12-09 17:29:42,352 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:29:42,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:29:42,534 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 126 proven. 1 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-12-09 17:29:42,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:29:42,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2146 states to 1748 states and 2146 transitions. [2018-12-09 17:29:42,892 INFO L276 IsEmpty]: Start isEmpty. Operand 1748 states and 2146 transitions. [2018-12-09 17:29:42,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-12-09 17:29:42,893 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:29:42,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:29:44,374 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 216 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-09 17:29:45,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:29:45,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2148 states to 1749 states and 2148 transitions. [2018-12-09 17:29:45,929 INFO L276 IsEmpty]: Start isEmpty. Operand 1749 states and 2148 transitions. [2018-12-09 17:29:45,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-12-09 17:29:45,930 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:29:45,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:29:45,969 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 138 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-12-09 17:29:46,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:29:46,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2155 states to 1753 states and 2155 transitions. [2018-12-09 17:29:46,699 INFO L276 IsEmpty]: Start isEmpty. Operand 1753 states and 2155 transitions. [2018-12-09 17:29:46,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-12-09 17:29:46,700 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:29:46,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:29:48,009 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 222 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-09 17:29:53,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:29:53,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2189 states to 1779 states and 2189 transitions. [2018-12-09 17:29:53,296 INFO L276 IsEmpty]: Start isEmpty. Operand 1779 states and 2189 transitions. [2018-12-09 17:29:53,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-12-09 17:29:53,297 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:29:53,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:29:53,415 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 222 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-09 17:29:54,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:29:54,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2195 states to 1783 states and 2195 transitions. [2018-12-09 17:29:54,902 INFO L276 IsEmpty]: Start isEmpty. Operand 1783 states and 2195 transitions. [2018-12-09 17:29:54,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-12-09 17:29:54,903 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:29:54,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:29:56,162 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 168 proven. 8 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-09 17:29:59,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:29:59,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2211 states to 1797 states and 2211 transitions. [2018-12-09 17:29:59,862 INFO L276 IsEmpty]: Start isEmpty. Operand 1797 states and 2211 transitions. [2018-12-09 17:29:59,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-12-09 17:29:59,864 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:29:59,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:29:59,931 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 9 proven. 8 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2018-12-09 17:30:00,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:30:00,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2213 states to 1800 states and 2213 transitions. [2018-12-09 17:30:00,206 INFO L276 IsEmpty]: Start isEmpty. Operand 1800 states and 2213 transitions. [2018-12-09 17:30:00,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-12-09 17:30:00,207 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:30:00,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:30:00,274 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 9 proven. 8 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2018-12-09 17:30:01,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:30:01,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2222 states to 1808 states and 2222 transitions. [2018-12-09 17:30:01,166 INFO L276 IsEmpty]: Start isEmpty. Operand 1808 states and 2222 transitions. [2018-12-09 17:30:01,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-12-09 17:30:01,167 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:30:01,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:30:01,226 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 9 proven. 8 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2018-12-09 17:30:01,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:30:01,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2229 states to 1816 states and 2229 transitions. [2018-12-09 17:30:01,795 INFO L276 IsEmpty]: Start isEmpty. Operand 1816 states and 2229 transitions. [2018-12-09 17:30:01,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-12-09 17:30:01,796 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:30:01,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:30:01,903 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 9 proven. 8 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2018-12-09 17:30:02,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:30:02,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2238 states to 1824 states and 2238 transitions. [2018-12-09 17:30:02,963 INFO L276 IsEmpty]: Start isEmpty. Operand 1824 states and 2238 transitions. [2018-12-09 17:30:02,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-12-09 17:30:02,964 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:30:02,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:30:03,022 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 9 proven. 8 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2018-12-09 17:30:03,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:30:03,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2256 states to 1839 states and 2256 transitions. [2018-12-09 17:30:03,767 INFO L276 IsEmpty]: Start isEmpty. Operand 1839 states and 2256 transitions. [2018-12-09 17:30:03,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-12-09 17:30:03,768 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:30:03,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:30:03,826 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 9 proven. 8 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2018-12-09 17:30:04,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:30:04,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2270 states to 1853 states and 2270 transitions. [2018-12-09 17:30:04,337 INFO L276 IsEmpty]: Start isEmpty. Operand 1853 states and 2270 transitions. [2018-12-09 17:30:04,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-12-09 17:30:04,338 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:30:04,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:30:04,395 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 9 proven. 8 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2018-12-09 17:30:06,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:30:06,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2288 states to 1868 states and 2288 transitions. [2018-12-09 17:30:06,558 INFO L276 IsEmpty]: Start isEmpty. Operand 1868 states and 2288 transitions. [2018-12-09 17:30:06,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-12-09 17:30:06,559 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:30:06,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:30:06,669 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 9 proven. 8 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2018-12-09 17:30:07,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:30:07,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2296 states to 1875 states and 2296 transitions. [2018-12-09 17:30:07,602 INFO L276 IsEmpty]: Start isEmpty. Operand 1875 states and 2296 transitions. [2018-12-09 17:30:07,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-12-09 17:30:07,603 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:30:07,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:30:07,677 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 9 proven. 8 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2018-12-09 17:30:12,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:30:12,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2317 states to 1894 states and 2317 transitions. [2018-12-09 17:30:12,912 INFO L276 IsEmpty]: Start isEmpty. Operand 1894 states and 2317 transitions. [2018-12-09 17:30:12,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-12-09 17:30:12,913 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:30:12,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:30:12,970 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 9 proven. 8 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2018-12-09 17:30:13,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:30:13,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2321 states to 1899 states and 2321 transitions. [2018-12-09 17:30:13,468 INFO L276 IsEmpty]: Start isEmpty. Operand 1899 states and 2321 transitions. [2018-12-09 17:30:13,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-12-09 17:30:13,469 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:30:13,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:30:13,526 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 9 proven. 8 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2018-12-09 17:30:14,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:30:14,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2325 states to 1904 states and 2325 transitions. [2018-12-09 17:30:14,104 INFO L276 IsEmpty]: Start isEmpty. Operand 1904 states and 2325 transitions. [2018-12-09 17:30:14,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-12-09 17:30:14,105 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:30:14,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:30:14,162 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 9 proven. 8 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2018-12-09 17:30:14,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:30:14,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2331 states to 1908 states and 2331 transitions. [2018-12-09 17:30:14,769 INFO L276 IsEmpty]: Start isEmpty. Operand 1908 states and 2331 transitions. [2018-12-09 17:30:14,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-12-09 17:30:14,770 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:30:14,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:30:14,827 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 9 proven. 8 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2018-12-09 17:30:15,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:30:15,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2341 states to 1915 states and 2341 transitions. [2018-12-09 17:30:15,993 INFO L276 IsEmpty]: Start isEmpty. Operand 1915 states and 2341 transitions. [2018-12-09 17:30:15,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-12-09 17:30:15,994 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:30:16,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:30:16,051 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 9 proven. 8 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2018-12-09 17:30:16,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:30:16,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2346 states to 1921 states and 2346 transitions. [2018-12-09 17:30:16,674 INFO L276 IsEmpty]: Start isEmpty. Operand 1921 states and 2346 transitions. [2018-12-09 17:30:16,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-12-09 17:30:16,675 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:30:16,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:30:16,732 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 9 proven. 8 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2018-12-09 17:30:17,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:30:17,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2360 states to 1935 states and 2360 transitions. [2018-12-09 17:30:17,201 INFO L276 IsEmpty]: Start isEmpty. Operand 1935 states and 2360 transitions. [2018-12-09 17:30:17,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-12-09 17:30:17,202 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:30:17,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:30:17,259 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 9 proven. 8 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2018-12-09 17:30:18,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:30:18,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2363 states to 1938 states and 2363 transitions. [2018-12-09 17:30:18,142 INFO L276 IsEmpty]: Start isEmpty. Operand 1938 states and 2363 transitions. [2018-12-09 17:30:18,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-12-09 17:30:18,143 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:30:18,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:30:18,200 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 9 proven. 8 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2018-12-09 17:30:19,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:30:19,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2367 states to 1944 states and 2367 transitions. [2018-12-09 17:30:19,531 INFO L276 IsEmpty]: Start isEmpty. Operand 1944 states and 2367 transitions. [2018-12-09 17:30:19,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-12-09 17:30:19,532 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:30:19,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:30:20,815 INFO L134 CoverageAnalysis]: Checked inductivity of 271 backedges. 173 proven. 27 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-12-09 17:30:22,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:30:22,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2382 states to 1953 states and 2382 transitions. [2018-12-09 17:30:22,908 INFO L276 IsEmpty]: Start isEmpty. Operand 1953 states and 2382 transitions. [2018-12-09 17:30:22,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-12-09 17:30:22,909 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:30:22,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:30:23,335 INFO L134 CoverageAnalysis]: Checked inductivity of 271 backedges. 173 proven. 27 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-12-09 17:30:23,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:30:23,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2384 states to 1956 states and 2384 transitions. [2018-12-09 17:30:23,805 INFO L276 IsEmpty]: Start isEmpty. Operand 1956 states and 2384 transitions. [2018-12-09 17:30:23,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-12-09 17:30:23,806 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:30:23,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:30:23,843 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 154 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2018-12-09 17:30:25,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:30:25,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2407 states to 1972 states and 2407 transitions. [2018-12-09 17:30:25,436 INFO L276 IsEmpty]: Start isEmpty. Operand 1972 states and 2407 transitions. [2018-12-09 17:30:25,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-12-09 17:30:25,437 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:30:25,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:30:25,629 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 164 proven. 1 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-12-09 17:30:28,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:30:28,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2429 states to 1992 states and 2429 transitions. [2018-12-09 17:30:28,511 INFO L276 IsEmpty]: Start isEmpty. Operand 1992 states and 2429 transitions. [2018-12-09 17:30:28,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-12-09 17:30:28,513 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:30:28,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:30:28,557 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 189 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-12-09 17:30:29,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:30:29,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2433 states to 1995 states and 2433 transitions. [2018-12-09 17:30:29,308 INFO L276 IsEmpty]: Start isEmpty. Operand 1995 states and 2433 transitions. [2018-12-09 17:30:29,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-12-09 17:30:29,310 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:30:29,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:30:29,361 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-12-09 17:30:30,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:30:30,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2455 states to 2011 states and 2455 transitions. [2018-12-09 17:30:30,835 INFO L276 IsEmpty]: Start isEmpty. Operand 2011 states and 2455 transitions. [2018-12-09 17:30:30,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-12-09 17:30:30,837 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:30:30,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:30:30,881 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-12-09 17:30:31,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:30:31,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2455 states to 2012 states and 2455 transitions. [2018-12-09 17:30:31,517 INFO L276 IsEmpty]: Start isEmpty. Operand 2012 states and 2455 transitions. [2018-12-09 17:30:31,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-12-09 17:30:31,518 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:30:31,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:30:31,564 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-12-09 17:30:32,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:30:32,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2456 states to 2013 states and 2456 transitions. [2018-12-09 17:30:32,154 INFO L276 IsEmpty]: Start isEmpty. Operand 2013 states and 2456 transitions. [2018-12-09 17:30:32,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-12-09 17:30:32,155 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:30:32,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:30:32,199 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-12-09 17:30:32,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:30:32,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2457 states to 2014 states and 2457 transitions. [2018-12-09 17:30:32,754 INFO L276 IsEmpty]: Start isEmpty. Operand 2014 states and 2457 transitions. [2018-12-09 17:30:32,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-12-09 17:30:32,755 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:30:32,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:30:32,800 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-12-09 17:30:33,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:30:33,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2457 states to 2015 states and 2457 transitions. [2018-12-09 17:30:33,379 INFO L276 IsEmpty]: Start isEmpty. Operand 2015 states and 2457 transitions. [2018-12-09 17:30:33,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-12-09 17:30:33,380 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:30:33,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:30:33,416 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-12-09 17:30:34,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:30:34,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2464 states to 2019 states and 2464 transitions. [2018-12-09 17:30:34,910 INFO L276 IsEmpty]: Start isEmpty. Operand 2019 states and 2464 transitions. [2018-12-09 17:30:34,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-12-09 17:30:34,911 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:30:34,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:30:34,947 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-12-09 17:30:35,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:30:35,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2465 states to 2021 states and 2465 transitions. [2018-12-09 17:30:35,403 INFO L276 IsEmpty]: Start isEmpty. Operand 2021 states and 2465 transitions. [2018-12-09 17:30:35,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-12-09 17:30:35,404 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:30:35,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:30:35,448 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-12-09 17:30:36,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:30:36,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2483 states to 2041 states and 2483 transitions. [2018-12-09 17:30:36,817 INFO L276 IsEmpty]: Start isEmpty. Operand 2041 states and 2483 transitions. [2018-12-09 17:30:36,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-12-09 17:30:36,818 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:30:36,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:30:36,888 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 178 proven. 14 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2018-12-09 17:30:44,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:30:44,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2554 states to 2108 states and 2554 transitions. [2018-12-09 17:30:44,511 INFO L276 IsEmpty]: Start isEmpty. Operand 2108 states and 2554 transitions. [2018-12-09 17:30:44,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-12-09 17:30:44,513 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:30:44,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:30:44,598 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 178 proven. 14 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2018-12-09 17:30:46,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:30:46,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2581 states to 2136 states and 2581 transitions. [2018-12-09 17:30:46,203 INFO L276 IsEmpty]: Start isEmpty. Operand 2136 states and 2581 transitions. [2018-12-09 17:30:46,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-12-09 17:30:46,204 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:30:46,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:30:46,296 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 178 proven. 14 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2018-12-09 17:30:54,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:30:54,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2647 states to 2200 states and 2647 transitions. [2018-12-09 17:30:54,300 INFO L276 IsEmpty]: Start isEmpty. Operand 2200 states and 2647 transitions. [2018-12-09 17:30:54,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-12-09 17:30:54,302 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:30:54,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:30:54,373 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 178 proven. 14 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2018-12-09 17:31:00,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:31:00,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2692 states to 2241 states and 2692 transitions. [2018-12-09 17:31:00,470 INFO L276 IsEmpty]: Start isEmpty. Operand 2241 states and 2692 transitions. [2018-12-09 17:31:00,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-12-09 17:31:00,471 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:31:00,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:31:00,550 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 178 proven. 14 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2018-12-09 17:31:04,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:31:04,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2745 states to 2281 states and 2745 transitions. [2018-12-09 17:31:04,526 INFO L276 IsEmpty]: Start isEmpty. Operand 2281 states and 2745 transitions. [2018-12-09 17:31:04,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-12-09 17:31:04,527 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:31:04,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:31:04,602 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 178 proven. 14 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2018-12-09 17:31:05,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:31:05,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2756 states to 2291 states and 2756 transitions. [2018-12-09 17:31:05,583 INFO L276 IsEmpty]: Start isEmpty. Operand 2291 states and 2756 transitions. [2018-12-09 17:31:05,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-12-09 17:31:05,584 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:31:05,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:31:05,658 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 178 proven. 14 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2018-12-09 17:31:07,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:31:07,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2782 states to 2314 states and 2782 transitions. [2018-12-09 17:31:07,201 INFO L276 IsEmpty]: Start isEmpty. Operand 2314 states and 2782 transitions. [2018-12-09 17:31:07,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-12-09 17:31:07,202 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:31:07,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:31:07,272 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 178 proven. 14 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2018-12-09 17:31:08,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:31:08,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2783 states to 2317 states and 2783 transitions. [2018-12-09 17:31:08,383 INFO L276 IsEmpty]: Start isEmpty. Operand 2317 states and 2783 transitions. [2018-12-09 17:31:08,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-12-09 17:31:08,384 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:31:08,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:31:08,453 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 178 proven. 14 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2018-12-09 17:31:09,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:31:09,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2793 states to 2328 states and 2793 transitions. [2018-12-09 17:31:09,390 INFO L276 IsEmpty]: Start isEmpty. Operand 2328 states and 2793 transitions. [2018-12-09 17:31:09,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-12-09 17:31:09,391 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:31:09,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:31:09,466 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 178 proven. 14 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2018-12-09 17:31:09,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:31:09,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2797 states to 2332 states and 2797 transitions. [2018-12-09 17:31:09,555 INFO L276 IsEmpty]: Start isEmpty. Operand 2332 states and 2797 transitions. [2018-12-09 17:31:09,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-12-09 17:31:09,557 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:31:09,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:31:09,629 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 178 proven. 14 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2018-12-09 17:31:09,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:31:09,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2798 states to 2334 states and 2798 transitions. [2018-12-09 17:31:09,967 INFO L276 IsEmpty]: Start isEmpty. Operand 2334 states and 2798 transitions. [2018-12-09 17:31:09,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-12-09 17:31:09,968 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:31:09,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:31:10,040 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 178 proven. 14 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2018-12-09 17:31:11,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:31:11,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2816 states to 2348 states and 2816 transitions. [2018-12-09 17:31:11,624 INFO L276 IsEmpty]: Start isEmpty. Operand 2348 states and 2816 transitions. [2018-12-09 17:31:11,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-12-09 17:31:11,625 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:31:11,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:31:11,698 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 178 proven. 14 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2018-12-09 17:31:12,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:31:12,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2821 states to 2353 states and 2821 transitions. [2018-12-09 17:31:12,850 INFO L276 IsEmpty]: Start isEmpty. Operand 2353 states and 2821 transitions. [2018-12-09 17:31:12,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-12-09 17:31:12,851 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:31:12,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:31:12,929 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 178 proven. 14 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2018-12-09 17:31:15,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:31:15,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2832 states to 2361 states and 2832 transitions. [2018-12-09 17:31:15,373 INFO L276 IsEmpty]: Start isEmpty. Operand 2361 states and 2832 transitions. [2018-12-09 17:31:15,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-12-09 17:31:15,374 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:31:15,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:31:15,448 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 178 proven. 14 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2018-12-09 17:31:16,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:31:16,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2833 states to 2362 states and 2833 transitions. [2018-12-09 17:31:16,041 INFO L276 IsEmpty]: Start isEmpty. Operand 2362 states and 2833 transitions. [2018-12-09 17:31:16,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-12-09 17:31:16,042 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:31:16,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:31:16,082 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2018-12-09 17:31:16,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:31:16,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2837 states to 2365 states and 2837 transitions. [2018-12-09 17:31:16,694 INFO L276 IsEmpty]: Start isEmpty. Operand 2365 states and 2837 transitions. [2018-12-09 17:31:16,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-12-09 17:31:16,696 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:31:16,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:31:16,736 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 185 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-12-09 17:31:19,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:31:19,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2869 states to 2385 states and 2869 transitions. [2018-12-09 17:31:19,653 INFO L276 IsEmpty]: Start isEmpty. Operand 2385 states and 2869 transitions. [2018-12-09 17:31:19,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-12-09 17:31:19,655 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:31:19,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:31:19,697 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 185 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-12-09 17:31:20,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:31:20,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2870 states to 2386 states and 2870 transitions. [2018-12-09 17:31:20,351 INFO L276 IsEmpty]: Start isEmpty. Operand 2386 states and 2870 transitions. [2018-12-09 17:31:20,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-12-09 17:31:20,352 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:31:20,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:31:20,392 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 185 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-12-09 17:31:20,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:31:20,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2871 states to 2388 states and 2871 transitions. [2018-12-09 17:31:20,883 INFO L276 IsEmpty]: Start isEmpty. Operand 2388 states and 2871 transitions. [2018-12-09 17:31:20,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-12-09 17:31:20,884 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:31:20,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:31:20,921 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 194 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2018-12-09 17:31:20,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:31:20,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2889 states to 2404 states and 2889 transitions. [2018-12-09 17:31:20,998 INFO L276 IsEmpty]: Start isEmpty. Operand 2404 states and 2889 transitions. [2018-12-09 17:31:20,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-12-09 17:31:20,999 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:31:21,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:31:22,308 INFO L134 CoverageAnalysis]: Checked inductivity of 346 backedges. 256 proven. 20 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-09 17:31:26,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:31:26,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2913 states to 2421 states and 2913 transitions. [2018-12-09 17:31:26,689 INFO L276 IsEmpty]: Start isEmpty. Operand 2421 states and 2913 transitions. [2018-12-09 17:31:26,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-12-09 17:31:26,690 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:31:26,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:31:26,921 INFO L134 CoverageAnalysis]: Checked inductivity of 346 backedges. 256 proven. 20 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-09 17:31:29,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:31:29,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2931 states to 2435 states and 2931 transitions. [2018-12-09 17:31:29,023 INFO L276 IsEmpty]: Start isEmpty. Operand 2435 states and 2931 transitions. [2018-12-09 17:31:29,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-12-09 17:31:29,024 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:31:29,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:31:29,382 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 285 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-09 17:31:30,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:31:30,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2942 states to 2446 states and 2942 transitions. [2018-12-09 17:31:30,636 INFO L276 IsEmpty]: Start isEmpty. Operand 2446 states and 2942 transitions. [2018-12-09 17:31:30,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-12-09 17:31:30,638 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:31:30,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:31:30,729 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 285 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-09 17:31:31,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:31:31,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2945 states to 2449 states and 2945 transitions. [2018-12-09 17:31:31,051 INFO L276 IsEmpty]: Start isEmpty. Operand 2449 states and 2945 transitions. [2018-12-09 17:31:31,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2018-12-09 17:31:31,052 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:31:31,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:31:31,097 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 253 proven. 0 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2018-12-09 17:31:32,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:31:32,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2972 states to 2474 states and 2972 transitions. [2018-12-09 17:31:32,178 INFO L276 IsEmpty]: Start isEmpty. Operand 2474 states and 2972 transitions. [2018-12-09 17:31:32,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2018-12-09 17:31:32,179 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:31:32,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:31:32,224 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 253 proven. 0 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2018-12-09 17:31:36,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:31:36,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2993 states to 2485 states and 2993 transitions. [2018-12-09 17:31:36,048 INFO L276 IsEmpty]: Start isEmpty. Operand 2485 states and 2993 transitions. [2018-12-09 17:31:36,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2018-12-09 17:31:36,049 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:31:36,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:31:36,095 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 253 proven. 0 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2018-12-09 17:31:36,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:31:36,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3001 states to 2491 states and 3001 transitions. [2018-12-09 17:31:36,949 INFO L276 IsEmpty]: Start isEmpty. Operand 2491 states and 3001 transitions. [2018-12-09 17:31:36,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2018-12-09 17:31:36,951 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:31:36,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:31:36,986 INFO L134 CoverageAnalysis]: Checked inductivity of 397 backedges. 275 proven. 0 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2018-12-09 17:31:37,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:31:37,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3002 states to 2493 states and 3002 transitions. [2018-12-09 17:31:37,268 INFO L276 IsEmpty]: Start isEmpty. Operand 2493 states and 3002 transitions. [2018-12-09 17:31:37,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-12-09 17:31:37,269 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:31:37,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:31:37,312 INFO L134 CoverageAnalysis]: Checked inductivity of 492 backedges. 263 proven. 3 refuted. 0 times theorem prover too weak. 226 trivial. 0 not checked. [2018-12-09 17:31:40,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:31:40,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3027 states to 2509 states and 3027 transitions. [2018-12-09 17:31:40,786 INFO L276 IsEmpty]: Start isEmpty. Operand 2509 states and 3027 transitions. [2018-12-09 17:31:40,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-12-09 17:31:40,787 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:31:40,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:31:40,830 INFO L134 CoverageAnalysis]: Checked inductivity of 492 backedges. 263 proven. 3 refuted. 0 times theorem prover too weak. 226 trivial. 0 not checked. [2018-12-09 17:31:41,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:31:41,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3029 states to 2513 states and 3029 transitions. [2018-12-09 17:31:41,676 INFO L276 IsEmpty]: Start isEmpty. Operand 2513 states and 3029 transitions. [2018-12-09 17:31:41,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-12-09 17:31:41,678 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:31:41,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:31:41,799 INFO L134 CoverageAnalysis]: Checked inductivity of 492 backedges. 263 proven. 3 refuted. 0 times theorem prover too weak. 226 trivial. 0 not checked. [2018-12-09 17:31:42,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:31:42,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3032 states to 2517 states and 3032 transitions. [2018-12-09 17:31:42,258 INFO L276 IsEmpty]: Start isEmpty. Operand 2517 states and 3032 transitions. [2018-12-09 17:31:42,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-12-09 17:31:42,259 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:31:42,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:31:43,778 INFO L134 CoverageAnalysis]: Checked inductivity of 395 backedges. 311 proven. 14 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-09 17:31:50,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:31:50,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3074 states to 2557 states and 3074 transitions. [2018-12-09 17:31:50,144 INFO L276 IsEmpty]: Start isEmpty. Operand 2557 states and 3074 transitions. [2018-12-09 17:31:50,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2018-12-09 17:31:50,146 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:31:50,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:31:55,099 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 319 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-12-09 17:32:13,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:32:13,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3172 states to 2625 states and 3172 transitions. [2018-12-09 17:32:13,197 INFO L276 IsEmpty]: Start isEmpty. Operand 2625 states and 3172 transitions. [2018-12-09 17:32:13,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2018-12-09 17:32:13,199 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:32:13,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:32:13,333 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 319 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-12-09 17:32:17,540 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 36 [2018-12-09 17:32:34,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:32:34,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3243 states to 2693 states and 3243 transitions. [2018-12-09 17:32:34,600 INFO L276 IsEmpty]: Start isEmpty. Operand 2693 states and 3243 transitions. [2018-12-09 17:32:34,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2018-12-09 17:32:34,602 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:32:34,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:32:34,740 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 319 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-12-09 17:32:35,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:32:35,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3247 states to 2697 states and 3247 transitions. [2018-12-09 17:32:35,656 INFO L276 IsEmpty]: Start isEmpty. Operand 2697 states and 3247 transitions. [2018-12-09 17:32:35,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2018-12-09 17:32:35,657 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:32:35,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:32:35,793 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 319 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-12-09 17:32:41,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:32:41,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3270 states to 2717 states and 3270 transitions. [2018-12-09 17:32:41,395 INFO L276 IsEmpty]: Start isEmpty. Operand 2717 states and 3270 transitions. [2018-12-09 17:32:41,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2018-12-09 17:32:41,397 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:32:41,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:32:41,532 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 319 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-12-09 17:32:43,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:32:43,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3277 states to 2722 states and 3277 transitions. [2018-12-09 17:32:43,483 INFO L276 IsEmpty]: Start isEmpty. Operand 2722 states and 3277 transitions. [2018-12-09 17:32:43,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2018-12-09 17:32:43,485 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:32:43,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:32:43,622 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 319 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-12-09 17:32:44,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:32:44,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3285 states to 2731 states and 3285 transitions. [2018-12-09 17:32:44,986 INFO L276 IsEmpty]: Start isEmpty. Operand 2731 states and 3285 transitions. [2018-12-09 17:32:44,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2018-12-09 17:32:44,987 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:32:45,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:32:45,039 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 256 proven. 0 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2018-12-09 17:32:48,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:32:48,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3338 states to 2783 states and 3338 transitions. [2018-12-09 17:32:48,618 INFO L276 IsEmpty]: Start isEmpty. Operand 2783 states and 3338 transitions. [2018-12-09 17:32:48,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-12-09 17:32:48,619 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:32:48,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:32:51,936 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 382 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 17:33:01,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:33:01,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3398 states to 2841 states and 3398 transitions. [2018-12-09 17:33:01,077 INFO L276 IsEmpty]: Start isEmpty. Operand 2841 states and 3398 transitions. [2018-12-09 17:33:01,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-12-09 17:33:01,079 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:33:01,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:33:01,302 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 382 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 17:33:03,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:33:03,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3438 states to 2882 states and 3438 transitions. [2018-12-09 17:33:03,628 INFO L276 IsEmpty]: Start isEmpty. Operand 2882 states and 3438 transitions. [2018-12-09 17:33:03,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-12-09 17:33:03,630 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:33:03,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:33:03,851 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 382 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 17:33:04,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:33:04,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3448 states to 2893 states and 3448 transitions. [2018-12-09 17:33:04,885 INFO L276 IsEmpty]: Start isEmpty. Operand 2893 states and 3448 transitions. [2018-12-09 17:33:04,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2018-12-09 17:33:04,886 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:33:04,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:33:05,532 INFO L134 CoverageAnalysis]: Checked inductivity of 451 backedges. 335 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-12-09 17:33:19,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:33:19,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3529 states to 2956 states and 3529 transitions. [2018-12-09 17:33:19,235 INFO L276 IsEmpty]: Start isEmpty. Operand 2956 states and 3529 transitions. [2018-12-09 17:33:19,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2018-12-09 17:33:19,236 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:33:19,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:33:19,437 INFO L134 CoverageAnalysis]: Checked inductivity of 451 backedges. 335 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-12-09 17:33:24,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:33:24,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3616 states to 3037 states and 3616 transitions. [2018-12-09 17:33:24,811 INFO L276 IsEmpty]: Start isEmpty. Operand 3037 states and 3616 transitions. [2018-12-09 17:33:24,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-12-09 17:33:24,813 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:33:24,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:33:24,998 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 309 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2018-12-09 17:33:35,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:33:35,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3681 states to 3100 states and 3681 transitions. [2018-12-09 17:33:35,087 INFO L276 IsEmpty]: Start isEmpty. Operand 3100 states and 3681 transitions. [2018-12-09 17:33:35,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-12-09 17:33:35,090 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:33:35,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:33:35,262 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 309 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2018-12-09 17:33:36,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:33:36,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3688 states to 3104 states and 3688 transitions. [2018-12-09 17:33:36,807 INFO L276 IsEmpty]: Start isEmpty. Operand 3104 states and 3688 transitions. [2018-12-09 17:33:36,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-12-09 17:33:36,810 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:33:36,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:33:36,862 INFO L134 CoverageAnalysis]: Checked inductivity of 426 backedges. 280 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-12-09 17:33:36,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:33:36,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3704 states to 3120 states and 3704 transitions. [2018-12-09 17:33:36,963 INFO L276 IsEmpty]: Start isEmpty. Operand 3120 states and 3704 transitions. [2018-12-09 17:33:36,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2018-12-09 17:33:36,964 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:33:36,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:33:37,109 INFO L134 CoverageAnalysis]: Checked inductivity of 502 backedges. 305 proven. 0 refuted. 0 times theorem prover too weak. 197 trivial. 0 not checked. [2018-12-09 17:33:37,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:33:37,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3711 states to 3127 states and 3711 transitions. [2018-12-09 17:33:37,597 INFO L276 IsEmpty]: Start isEmpty. Operand 3127 states and 3711 transitions. [2018-12-09 17:33:37,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-12-09 17:33:37,599 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:33:37,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:33:37,755 INFO L134 CoverageAnalysis]: Checked inductivity of 503 backedges. 380 proven. 0 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2018-12-09 17:33:39,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:33:39,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3725 states to 3138 states and 3725 transitions. [2018-12-09 17:33:39,876 INFO L276 IsEmpty]: Start isEmpty. Operand 3138 states and 3725 transitions. [2018-12-09 17:33:39,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-12-09 17:33:39,878 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:33:39,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:33:40,036 INFO L134 CoverageAnalysis]: Checked inductivity of 503 backedges. 380 proven. 0 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2018-12-09 17:33:45,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:33:45,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3766 states to 3181 states and 3766 transitions. [2018-12-09 17:33:45,082 INFO L276 IsEmpty]: Start isEmpty. Operand 3181 states and 3766 transitions. [2018-12-09 17:33:45,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-12-09 17:33:45,085 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:33:45,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:33:48,959 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 430 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-12-09 17:33:52,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:33:52,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3768 states to 3182 states and 3768 transitions. [2018-12-09 17:33:52,513 INFO L276 IsEmpty]: Start isEmpty. Operand 3182 states and 3768 transitions. [2018-12-09 17:33:52,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-12-09 17:33:52,515 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:33:52,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:33:52,763 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 430 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-12-09 17:33:56,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:33:56,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3835 states to 3242 states and 3835 transitions. [2018-12-09 17:33:56,355 INFO L276 IsEmpty]: Start isEmpty. Operand 3242 states and 3835 transitions. [2018-12-09 17:33:56,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2018-12-09 17:33:56,357 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:33:56,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:33:56,519 INFO L134 CoverageAnalysis]: Checked inductivity of 525 backedges. 390 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-12-09 17:34:03,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:34:03,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3878 states to 3284 states and 3878 transitions. [2018-12-09 17:34:03,696 INFO L276 IsEmpty]: Start isEmpty. Operand 3284 states and 3878 transitions. [2018-12-09 17:34:03,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2018-12-09 17:34:03,698 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:34:03,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:34:03,859 INFO L134 CoverageAnalysis]: Checked inductivity of 525 backedges. 390 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-12-09 17:34:05,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:34:05,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3882 states to 3290 states and 3882 transitions. [2018-12-09 17:34:05,814 INFO L276 IsEmpty]: Start isEmpty. Operand 3290 states and 3882 transitions. [2018-12-09 17:34:05,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-12-09 17:34:05,816 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:34:05,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:34:05,879 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 316 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2018-12-09 17:34:13,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:34:13,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3932 states to 3330 states and 3932 transitions. [2018-12-09 17:34:13,451 INFO L276 IsEmpty]: Start isEmpty. Operand 3330 states and 3932 transitions. [2018-12-09 17:34:13,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-12-09 17:34:13,453 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:34:13,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:34:13,516 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 316 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2018-12-09 17:34:13,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:34:13,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3939 states to 3338 states and 3939 transitions. [2018-12-09 17:34:13,767 INFO L276 IsEmpty]: Start isEmpty. Operand 3338 states and 3939 transitions. [2018-12-09 17:34:13,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-12-09 17:34:13,768 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:34:13,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:34:13,831 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 316 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2018-12-09 17:34:17,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:34:17,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3967 states to 3363 states and 3967 transitions. [2018-12-09 17:34:17,489 INFO L276 IsEmpty]: Start isEmpty. Operand 3363 states and 3967 transitions. [2018-12-09 17:34:17,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-12-09 17:34:17,491 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:34:17,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:34:17,554 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 316 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2018-12-09 17:34:20,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:34:20,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3975 states to 3372 states and 3975 transitions. [2018-12-09 17:34:20,525 INFO L276 IsEmpty]: Start isEmpty. Operand 3372 states and 3975 transitions. [2018-12-09 17:34:20,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2018-12-09 17:34:20,527 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:34:20,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:34:22,298 INFO L134 CoverageAnalysis]: Checked inductivity of 553 backedges. 442 proven. 4 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2018-12-09 17:34:24,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:34:24,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3947 states to 3345 states and 3947 transitions. [2018-12-09 17:34:24,642 INFO L276 IsEmpty]: Start isEmpty. Operand 3345 states and 3947 transitions. [2018-12-09 17:34:24,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-12-09 17:34:24,644 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:34:24,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:34:24,799 INFO L134 CoverageAnalysis]: Checked inductivity of 585 backedges. 440 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2018-12-09 17:34:26,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:34:26,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3961 states to 3361 states and 3961 transitions. [2018-12-09 17:34:26,842 INFO L276 IsEmpty]: Start isEmpty. Operand 3361 states and 3961 transitions. [2018-12-09 17:34:26,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 320 [2018-12-09 17:34:26,844 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:34:26,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:34:32,650 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 473 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-12-09 17:34:40,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:34:40,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3968 states to 3365 states and 3968 transitions. [2018-12-09 17:34:40,127 INFO L276 IsEmpty]: Start isEmpty. Operand 3365 states and 3968 transitions. [2018-12-09 17:34:40,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2018-12-09 17:34:40,129 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:34:40,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:34:43,952 INFO L134 CoverageAnalysis]: Checked inductivity of 701 backedges. 513 proven. 94 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-12-09 17:34:57,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:34:57,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3994 states to 3380 states and 3994 transitions. [2018-12-09 17:34:57,814 INFO L276 IsEmpty]: Start isEmpty. Operand 3380 states and 3994 transitions. [2018-12-09 17:34:57,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2018-12-09 17:34:57,815 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:34:57,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:34:58,017 INFO L134 CoverageAnalysis]: Checked inductivity of 701 backedges. 513 proven. 94 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-12-09 17:35:03,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:35:03,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4008 states to 3392 states and 4008 transitions. [2018-12-09 17:35:03,483 INFO L276 IsEmpty]: Start isEmpty. Operand 3392 states and 4008 transitions. [2018-12-09 17:35:03,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2018-12-09 17:35:03,484 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:35:03,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:35:07,369 INFO L134 CoverageAnalysis]: Checked inductivity of 726 backedges. 611 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2018-12-09 17:35:12,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:35:12,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4015 states to 3398 states and 4015 transitions. [2018-12-09 17:35:12,930 INFO L276 IsEmpty]: Start isEmpty. Operand 3398 states and 4015 transitions. [2018-12-09 17:35:12,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2018-12-09 17:35:12,932 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:35:12,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:35:13,218 INFO L134 CoverageAnalysis]: Checked inductivity of 726 backedges. 611 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2018-12-09 17:35:20,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:35:20,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4063 states to 3445 states and 4063 transitions. [2018-12-09 17:35:20,719 INFO L276 IsEmpty]: Start isEmpty. Operand 3445 states and 4063 transitions. [2018-12-09 17:35:20,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 337 [2018-12-09 17:35:20,720 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:35:20,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:35:21,658 INFO L134 CoverageAnalysis]: Checked inductivity of 663 backedges. 504 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2018-12-09 17:35:26,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:35:26,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4124 states to 3502 states and 4124 transitions. [2018-12-09 17:35:26,365 INFO L276 IsEmpty]: Start isEmpty. Operand 3502 states and 4124 transitions. [2018-12-09 17:35:26,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 337 [2018-12-09 17:35:26,367 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:35:26,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:35:26,508 INFO L134 CoverageAnalysis]: Checked inductivity of 663 backedges. 504 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2018-12-09 17:35:27,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:35:27,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4134 states to 3514 states and 4134 transitions. [2018-12-09 17:35:27,844 INFO L276 IsEmpty]: Start isEmpty. Operand 3514 states and 4134 transitions. [2018-12-09 17:35:27,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 342 [2018-12-09 17:35:27,846 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:35:27,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:35:28,864 INFO L134 CoverageAnalysis]: Checked inductivity of 689 backedges. 519 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2018-12-09 17:35:31,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:35:31,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4162 states to 3542 states and 4162 transitions. [2018-12-09 17:35:31,824 INFO L276 IsEmpty]: Start isEmpty. Operand 3542 states and 4162 transitions. [2018-12-09 17:35:31,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 342 [2018-12-09 17:35:31,825 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:35:31,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:35:31,981 INFO L134 CoverageAnalysis]: Checked inductivity of 689 backedges. 519 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2018-12-09 17:35:32,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:35:32,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4209 states to 3588 states and 4209 transitions. [2018-12-09 17:35:32,905 INFO L276 IsEmpty]: Start isEmpty. Operand 3588 states and 4209 transitions. [2018-12-09 17:35:32,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2018-12-09 17:35:32,907 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:35:32,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:35:33,030 INFO L134 CoverageAnalysis]: Checked inductivity of 721 backedges. 15 proven. 16 refuted. 0 times theorem prover too weak. 690 trivial. 0 not checked. [2018-12-09 17:35:33,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:35:33,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4211 states to 3591 states and 4211 transitions. [2018-12-09 17:35:33,389 INFO L276 IsEmpty]: Start isEmpty. Operand 3591 states and 4211 transitions. [2018-12-09 17:35:33,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2018-12-09 17:35:33,391 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:35:33,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:35:33,515 INFO L134 CoverageAnalysis]: Checked inductivity of 721 backedges. 15 proven. 16 refuted. 0 times theorem prover too weak. 690 trivial. 0 not checked. [2018-12-09 17:35:34,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:35:34,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4213 states to 3594 states and 4213 transitions. [2018-12-09 17:35:34,451 INFO L276 IsEmpty]: Start isEmpty. Operand 3594 states and 4213 transitions. [2018-12-09 17:35:34,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2018-12-09 17:35:34,453 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:35:34,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:35:34,577 INFO L134 CoverageAnalysis]: Checked inductivity of 721 backedges. 15 proven. 16 refuted. 0 times theorem prover too weak. 690 trivial. 0 not checked. [2018-12-09 17:35:36,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:35:36,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4229 states to 3610 states and 4229 transitions. [2018-12-09 17:35:36,593 INFO L276 IsEmpty]: Start isEmpty. Operand 3610 states and 4229 transitions. [2018-12-09 17:35:36,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2018-12-09 17:35:36,595 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:35:36,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:35:36,718 INFO L134 CoverageAnalysis]: Checked inductivity of 721 backedges. 15 proven. 16 refuted. 0 times theorem prover too weak. 690 trivial. 0 not checked. [2018-12-09 17:35:37,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:35:37,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4229 states to 3611 states and 4229 transitions. [2018-12-09 17:35:37,631 INFO L276 IsEmpty]: Start isEmpty. Operand 3611 states and 4229 transitions. [2018-12-09 17:35:37,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2018-12-09 17:35:37,633 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:35:37,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:35:38,482 INFO L134 CoverageAnalysis]: Checked inductivity of 817 backedges. 594 proven. 0 refuted. 0 times theorem prover too weak. 223 trivial. 0 not checked. [2018-12-09 17:35:44,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:35:44,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4239 states to 3620 states and 4239 transitions. [2018-12-09 17:35:44,014 INFO L276 IsEmpty]: Start isEmpty. Operand 3620 states and 4239 transitions. [2018-12-09 17:35:44,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2018-12-09 17:35:44,016 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:35:44,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:35:44,182 INFO L134 CoverageAnalysis]: Checked inductivity of 817 backedges. 594 proven. 0 refuted. 0 times theorem prover too weak. 223 trivial. 0 not checked. [2018-12-09 17:35:47,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:35:47,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4310 states to 3691 states and 4310 transitions. [2018-12-09 17:35:47,191 INFO L276 IsEmpty]: Start isEmpty. Operand 3691 states and 4310 transitions. [2018-12-09 17:35:47,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2018-12-09 17:35:47,193 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:35:47,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:35:53,268 INFO L134 CoverageAnalysis]: Checked inductivity of 923 backedges. 715 proven. 0 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2018-12-09 17:36:05,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:36:05,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4329 states to 3708 states and 4329 transitions. [2018-12-09 17:36:05,931 INFO L276 IsEmpty]: Start isEmpty. Operand 3708 states and 4329 transitions. [2018-12-09 17:36:05,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2018-12-09 17:36:05,933 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:36:05,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:36:06,142 INFO L134 CoverageAnalysis]: Checked inductivity of 923 backedges. 715 proven. 0 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2018-12-09 17:36:07,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:36:07,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4333 states to 3711 states and 4333 transitions. [2018-12-09 17:36:07,858 INFO L276 IsEmpty]: Start isEmpty. Operand 3711 states and 4333 transitions. [2018-12-09 17:36:07,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2018-12-09 17:36:07,861 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:36:07,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:36:08,070 INFO L134 CoverageAnalysis]: Checked inductivity of 923 backedges. 715 proven. 0 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2018-12-09 17:36:08,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:36:08,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4334 states to 3712 states and 4334 transitions. [2018-12-09 17:36:08,802 INFO L276 IsEmpty]: Start isEmpty. Operand 3712 states and 4334 transitions. [2018-12-09 17:36:08,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 389 [2018-12-09 17:36:08,804 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:36:08,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:36:11,153 INFO L134 CoverageAnalysis]: Checked inductivity of 887 backedges. 667 proven. 4 refuted. 0 times theorem prover too weak. 216 trivial. 0 not checked. [2018-12-09 17:36:17,685 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 44 [2018-12-09 17:36:20,000 WARN L180 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 46 [2018-12-09 17:36:24,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:36:24,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4380 states to 3756 states and 4380 transitions. [2018-12-09 17:36:24,926 INFO L276 IsEmpty]: Start isEmpty. Operand 3756 states and 4380 transitions. [2018-12-09 17:36:24,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 389 [2018-12-09 17:36:24,929 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:36:24,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:36:25,167 INFO L134 CoverageAnalysis]: Checked inductivity of 887 backedges. 667 proven. 4 refuted. 0 times theorem prover too weak. 216 trivial. 0 not checked. [2018-12-09 17:36:29,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:36:29,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4403 states to 3778 states and 4403 transitions. [2018-12-09 17:36:29,161 INFO L276 IsEmpty]: Start isEmpty. Operand 3778 states and 4403 transitions. [2018-12-09 17:36:29,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 389 [2018-12-09 17:36:29,164 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:36:29,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:36:29,405 INFO L134 CoverageAnalysis]: Checked inductivity of 887 backedges. 667 proven. 4 refuted. 0 times theorem prover too weak. 216 trivial. 0 not checked. [2018-12-09 17:36:31,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:36:31,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4407 states to 3782 states and 4407 transitions. [2018-12-09 17:36:31,524 INFO L276 IsEmpty]: Start isEmpty. Operand 3782 states and 4407 transitions. [2018-12-09 17:36:31,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 389 [2018-12-09 17:36:31,526 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:36:31,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:36:31,851 INFO L134 CoverageAnalysis]: Checked inductivity of 887 backedges. 667 proven. 4 refuted. 0 times theorem prover too weak. 216 trivial. 0 not checked. [2018-12-09 17:36:32,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:36:32,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4409 states to 3785 states and 4409 transitions. [2018-12-09 17:36:32,525 INFO L276 IsEmpty]: Start isEmpty. Operand 3785 states and 4409 transitions. [2018-12-09 17:36:32,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 391 [2018-12-09 17:36:32,527 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:36:32,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:36:32,770 INFO L134 CoverageAnalysis]: Checked inductivity of 889 backedges. 634 proven. 0 refuted. 0 times theorem prover too weak. 255 trivial. 0 not checked. [2018-12-09 17:36:34,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:36:34,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4415 states to 3788 states and 4415 transitions. [2018-12-09 17:36:34,552 INFO L276 IsEmpty]: Start isEmpty. Operand 3788 states and 4415 transitions. [2018-12-09 17:36:34,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 391 [2018-12-09 17:36:34,554 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:36:34,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:36:34,794 INFO L134 CoverageAnalysis]: Checked inductivity of 889 backedges. 634 proven. 0 refuted. 0 times theorem prover too weak. 255 trivial. 0 not checked. [2018-12-09 17:36:42,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:36:42,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4429 states to 3801 states and 4429 transitions. [2018-12-09 17:36:42,069 INFO L276 IsEmpty]: Start isEmpty. Operand 3801 states and 4429 transitions. [2018-12-09 17:36:42,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 391 [2018-12-09 17:36:42,072 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:36:42,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:36:42,311 INFO L134 CoverageAnalysis]: Checked inductivity of 889 backedges. 634 proven. 0 refuted. 0 times theorem prover too weak. 255 trivial. 0 not checked. [2018-12-09 17:36:43,823 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 42 [2018-12-09 17:36:45,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:36:45,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4435 states to 3809 states and 4435 transitions. [2018-12-09 17:36:45,710 INFO L276 IsEmpty]: Start isEmpty. Operand 3809 states and 4435 transitions. [2018-12-09 17:36:45,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 391 [2018-12-09 17:36:45,712 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:36:45,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:36:45,953 INFO L134 CoverageAnalysis]: Checked inductivity of 889 backedges. 634 proven. 0 refuted. 0 times theorem prover too weak. 255 trivial. 0 not checked. [2018-12-09 17:36:46,696 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2018-12-09 17:36:47,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:36:47,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4440 states to 3814 states and 4440 transitions. [2018-12-09 17:36:47,509 INFO L276 IsEmpty]: Start isEmpty. Operand 3814 states and 4440 transitions. [2018-12-09 17:36:47,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 399 [2018-12-09 17:36:47,511 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:36:47,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:36:49,199 INFO L134 CoverageAnalysis]: Checked inductivity of 927 backedges. 692 proven. 4 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2018-12-09 17:36:51,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:36:51,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4439 states to 3814 states and 4439 transitions. [2018-12-09 17:36:51,947 INFO L276 IsEmpty]: Start isEmpty. Operand 3814 states and 4439 transitions. [2018-12-09 17:36:51,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 399 [2018-12-09 17:36:51,949 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:36:51,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:36:53,440 INFO L134 CoverageAnalysis]: Checked inductivity of 927 backedges. 692 proven. 4 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2018-12-09 17:36:55,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:36:55,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4440 states to 3815 states and 4440 transitions. [2018-12-09 17:36:55,404 INFO L276 IsEmpty]: Start isEmpty. Operand 3815 states and 4440 transitions. [2018-12-09 17:36:55,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 399 [2018-12-09 17:36:55,406 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:36:55,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:36:56,888 INFO L134 CoverageAnalysis]: Checked inductivity of 927 backedges. 692 proven. 4 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2018-12-09 17:36:58,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:36:58,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4421 states to 3797 states and 4421 transitions. [2018-12-09 17:36:58,029 INFO L276 IsEmpty]: Start isEmpty. Operand 3797 states and 4421 transitions. [2018-12-09 17:36:58,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 399 [2018-12-09 17:36:58,031 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:36:58,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:36:58,275 INFO L134 CoverageAnalysis]: Checked inductivity of 1026 backedges. 766 proven. 94 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2018-12-09 17:36:59,972 WARN L180 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 37 [2018-12-09 17:37:01,134 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 34 [2018-12-09 17:37:04,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:37:04,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4458 states to 3833 states and 4458 transitions. [2018-12-09 17:37:04,950 INFO L276 IsEmpty]: Start isEmpty. Operand 3833 states and 4458 transitions. [2018-12-09 17:37:04,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 399 [2018-12-09 17:37:04,954 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:37:04,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:37:05,199 INFO L134 CoverageAnalysis]: Checked inductivity of 1026 backedges. 766 proven. 94 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2018-12-09 17:37:08,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:37:08,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4481 states to 3858 states and 4481 transitions. [2018-12-09 17:37:08,646 INFO L276 IsEmpty]: Start isEmpty. Operand 3858 states and 4481 transitions. [2018-12-09 17:37:08,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 400 [2018-12-09 17:37:08,648 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:37:08,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:37:17,599 INFO L134 CoverageAnalysis]: Checked inductivity of 942 backedges. 722 proven. 4 refuted. 0 times theorem prover too weak. 216 trivial. 0 not checked. [2018-12-09 17:37:28,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:37:28,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4495 states to 3870 states and 4495 transitions. [2018-12-09 17:37:28,309 INFO L276 IsEmpty]: Start isEmpty. Operand 3870 states and 4495 transitions. [2018-12-09 17:37:28,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 400 [2018-12-09 17:37:28,311 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:37:28,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:37:28,675 INFO L134 CoverageAnalysis]: Checked inductivity of 942 backedges. 722 proven. 4 refuted. 0 times theorem prover too weak. 216 trivial. 0 not checked. [2018-12-09 17:37:30,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:37:30,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4497 states to 3871 states and 4497 transitions. [2018-12-09 17:37:30,305 INFO L276 IsEmpty]: Start isEmpty. Operand 3871 states and 4497 transitions. [2018-12-09 17:37:30,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 400 [2018-12-09 17:37:30,307 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:37:30,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:37:30,603 INFO L134 CoverageAnalysis]: Checked inductivity of 942 backedges. 722 proven. 4 refuted. 0 times theorem prover too weak. 216 trivial. 0 not checked. [2018-12-09 17:37:37,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:37:37,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4507 states to 3880 states and 4507 transitions. [2018-12-09 17:37:37,933 INFO L276 IsEmpty]: Start isEmpty. Operand 3880 states and 4507 transitions. [2018-12-09 17:37:37,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 400 [2018-12-09 17:37:37,935 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:37:37,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:37:38,230 INFO L134 CoverageAnalysis]: Checked inductivity of 942 backedges. 722 proven. 4 refuted. 0 times theorem prover too weak. 216 trivial. 0 not checked. [2018-12-09 17:37:46,027 WARN L180 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 50 [2018-12-09 17:37:47,889 WARN L180 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 49 [2018-12-09 17:37:49,272 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 47 [2018-12-09 17:37:52,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:37:52,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4561 states to 3931 states and 4561 transitions. [2018-12-09 17:37:52,714 INFO L276 IsEmpty]: Start isEmpty. Operand 3931 states and 4561 transitions. [2018-12-09 17:37:52,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 400 [2018-12-09 17:37:52,716 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:37:52,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:37:53,088 INFO L134 CoverageAnalysis]: Checked inductivity of 942 backedges. 722 proven. 4 refuted. 0 times theorem prover too weak. 216 trivial. 0 not checked. [2018-12-09 17:37:53,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:37:53,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4564 states to 3934 states and 4564 transitions. [2018-12-09 17:37:53,891 INFO L276 IsEmpty]: Start isEmpty. Operand 3934 states and 4564 transitions. [2018-12-09 17:37:53,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 400 [2018-12-09 17:37:53,893 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:37:53,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:37:54,186 INFO L134 CoverageAnalysis]: Checked inductivity of 942 backedges. 722 proven. 4 refuted. 0 times theorem prover too weak. 216 trivial. 0 not checked. [2018-12-09 17:37:55,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:37:55,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4567 states to 3939 states and 4567 transitions. [2018-12-09 17:37:55,578 INFO L276 IsEmpty]: Start isEmpty. Operand 3939 states and 4567 transitions. [2018-12-09 17:37:55,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-12-09 17:37:55,580 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:37:55,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:37:55,687 INFO L134 CoverageAnalysis]: Checked inductivity of 1067 backedges. 570 proven. 0 refuted. 0 times theorem prover too weak. 497 trivial. 0 not checked. [2018-12-09 17:37:57,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:37:57,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4573 states to 3943 states and 4573 transitions. [2018-12-09 17:37:57,897 INFO L276 IsEmpty]: Start isEmpty. Operand 3943 states and 4573 transitions. [2018-12-09 17:37:57,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-12-09 17:37:57,899 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:37:57,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:37:58,007 INFO L134 CoverageAnalysis]: Checked inductivity of 1067 backedges. 570 proven. 0 refuted. 0 times theorem prover too weak. 497 trivial. 0 not checked. [2018-12-09 17:37:58,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:37:58,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4574 states to 3944 states and 4574 transitions. [2018-12-09 17:37:58,679 INFO L276 IsEmpty]: Start isEmpty. Operand 3944 states and 4574 transitions. [2018-12-09 17:37:58,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 408 [2018-12-09 17:37:58,681 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:37:58,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:37:58,873 INFO L134 CoverageAnalysis]: Checked inductivity of 1008 backedges. 500 proven. 0 refuted. 0 times theorem prover too weak. 508 trivial. 0 not checked. [2018-12-09 17:37:59,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:37:59,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4576 states to 3946 states and 4576 transitions. [2018-12-09 17:37:59,793 INFO L276 IsEmpty]: Start isEmpty. Operand 3946 states and 4576 transitions. [2018-12-09 17:37:59,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 476 [2018-12-09 17:37:59,795 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:37:59,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:37:59,937 INFO L134 CoverageAnalysis]: Checked inductivity of 1469 backedges. 760 proven. 0 refuted. 0 times theorem prover too weak. 709 trivial. 0 not checked. [2018-12-09 17:38:00,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:38:00,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4576 states to 3947 states and 4576 transitions. [2018-12-09 17:38:00,420 INFO L276 IsEmpty]: Start isEmpty. Operand 3947 states and 4576 transitions. [2018-12-09 17:38:00,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 476 [2018-12-09 17:38:00,422 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:38:00,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:38:00,564 INFO L134 CoverageAnalysis]: Checked inductivity of 1469 backedges. 760 proven. 0 refuted. 0 times theorem prover too weak. 709 trivial. 0 not checked. [2018-12-09 17:38:01,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:38:01,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4576 states to 3948 states and 4576 transitions. [2018-12-09 17:38:01,082 INFO L276 IsEmpty]: Start isEmpty. Operand 3948 states and 4576 transitions. [2018-12-09 17:38:01,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 479 [2018-12-09 17:38:01,084 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:38:01,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:38:01,234 INFO L134 CoverageAnalysis]: Checked inductivity of 1413 backedges. 625 proven. 0 refuted. 0 times theorem prover too weak. 788 trivial. 0 not checked. [2018-12-09 17:38:01,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:38:01,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4062 states to 3474 states and 4062 transitions. [2018-12-09 17:38:01,834 INFO L276 IsEmpty]: Start isEmpty. Operand 3474 states and 4062 transitions. [2018-12-09 17:38:01,835 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 17:38:01,836 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 243 iterations. [2018-12-09 17:38:01,843 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-09 17:38:02,058 WARN L180 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 49 [2018-12-09 17:38:02,260 WARN L180 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 49 [2018-12-09 17:38:02,647 WARN L180 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 58 [2018-12-09 17:38:02,843 WARN L180 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 49 [2018-12-09 17:38:03,324 WARN L180 SmtUtils]: Spent 480.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 61 [2018-12-09 17:38:03,811 WARN L180 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 61 [2018-12-09 17:38:04,167 WARN L180 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 41 [2018-12-09 17:38:04,579 WARN L180 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 57 [2018-12-09 17:38:04,984 WARN L180 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 62 [2018-12-09 17:38:05,445 WARN L180 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 41 [2018-12-09 17:38:05,658 WARN L180 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 49 [2018-12-09 17:38:06,121 WARN L180 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 56 [2018-12-09 17:38:06,240 WARN L180 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 43 [2018-12-09 17:38:06,686 WARN L180 SmtUtils]: Spent 445.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 56 [2018-12-09 17:38:07,072 WARN L180 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 57 [2018-12-09 17:38:07,205 WARN L180 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 46 [2018-12-09 17:38:07,485 WARN L180 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 49 [2018-12-09 17:38:08,120 WARN L180 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 62 [2018-12-09 17:38:08,345 WARN L180 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 49 [2018-12-09 17:38:08,815 WARN L180 SmtUtils]: Spent 469.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 61 [2018-12-09 17:38:09,336 WARN L180 SmtUtils]: Spent 520.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 62 [2018-12-09 17:38:09,582 WARN L180 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 46 [2018-12-09 17:38:09,804 WARN L180 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 49 [2018-12-09 17:38:09,969 WARN L180 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 47 [2018-12-09 17:38:10,144 WARN L180 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 47 [2018-12-09 17:38:10,298 WARN L180 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 46 [2018-12-09 17:38:10,500 WARN L180 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 49 [2018-12-09 17:38:10,774 WARN L180 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 49 [2018-12-09 17:38:10,961 WARN L180 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 47 [2018-12-09 17:38:11,126 WARN L180 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 35 [2018-12-09 17:38:11,300 WARN L180 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 47 [2018-12-09 17:38:11,551 WARN L180 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 50 [2018-12-09 17:38:12,097 WARN L180 SmtUtils]: Spent 454.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 56 [2018-12-09 17:38:12,353 WARN L180 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 47 [2018-12-09 17:38:12,592 WARN L180 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 50 [2018-12-09 17:38:13,049 WARN L180 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 61 [2018-12-09 17:38:13,297 WARN L180 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 50 [2018-12-09 17:38:13,466 WARN L180 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 47 [2018-12-09 17:38:13,763 WARN L180 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 49 [2018-12-09 17:38:14,040 WARN L180 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 41 [2018-12-09 17:38:14,339 WARN L180 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 49 [2018-12-09 17:38:14,499 WARN L180 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 47 [2018-12-09 17:38:14,703 WARN L180 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 49 [2018-12-09 17:38:14,974 WARN L180 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 49 [2018-12-09 17:38:15,421 WARN L180 SmtUtils]: Spent 446.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 58 [2018-12-09 17:38:16,048 WARN L180 SmtUtils]: Spent 626.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 77 [2018-12-09 17:38:16,449 WARN L180 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 49 [2018-12-09 17:38:16,720 WARN L180 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 49 [2018-12-09 17:38:17,575 WARN L180 SmtUtils]: Spent 854.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 63 [2018-12-09 17:38:17,739 WARN L180 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 38 [2018-12-09 17:38:18,442 WARN L180 SmtUtils]: Spent 703.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 61 [2018-12-09 17:38:18,827 WARN L180 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 61 [2018-12-09 17:38:19,127 WARN L180 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 50 [2018-12-09 17:38:19,507 WARN L180 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 55 [2018-12-09 17:38:19,508 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 17:38:19,510 INFO L583 CodeCheckObserver]: Invariant with dag size 41 [2018-12-09 17:38:19,518 INFO L583 CodeCheckObserver]: Invariant with dag size 41 [2018-12-09 17:38:19,520 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 05:38:19 ImpRootNode [2018-12-09 17:38:19,521 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 17:38:19,521 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 17:38:19,521 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 17:38:19,521 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 17:38:19,522 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 05:27:49" (3/4) ... [2018-12-09 17:38:19,525 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 17:38:19,537 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 99 nodes and edges [2018-12-09 17:38:19,538 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-12-09 17:38:19,539 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-12-09 17:38:19,539 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-09 17:38:19,613 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_2b9065b3-7779-4d2e-a587-b93efc106e04/bin-2019/ukojak/witness.graphml [2018-12-09 17:38:19,613 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 17:38:19,614 INFO L168 Benchmark]: Toolchain (without parser) took 631686.21 ms. Allocated memory was 1.0 GB in the beginning and 5.3 GB in the end (delta: 4.3 GB). Free memory was 951.7 MB in the beginning and 4.0 GB in the end (delta: -3.1 GB). Peak memory consumption was 1.2 GB. Max. memory is 11.5 GB. [2018-12-09 17:38:19,615 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 17:38:19,615 INFO L168 Benchmark]: CACSL2BoogieTranslator took 312.69 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 90.7 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -120.6 MB). Peak memory consumption was 38.2 MB. Max. memory is 11.5 GB. [2018-12-09 17:38:19,615 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.30 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-12-09 17:38:19,615 INFO L168 Benchmark]: Boogie Preprocessor took 29.27 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-12-09 17:38:19,615 INFO L168 Benchmark]: RCFGBuilder took 907.97 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 854.2 MB in the end (delta: 204.4 MB). Peak memory consumption was 204.4 MB. Max. memory is 11.5 GB. [2018-12-09 17:38:19,616 INFO L168 Benchmark]: CodeCheck took 630298.85 ms. Allocated memory was 1.1 GB in the beginning and 5.3 GB in the end (delta: 4.2 GB). Free memory was 854.2 MB in the beginning and 4.1 GB in the end (delta: -3.2 GB). Peak memory consumption was 3.7 GB. Max. memory is 11.5 GB. [2018-12-09 17:38:19,616 INFO L168 Benchmark]: Witness Printer took 92.50 ms. Allocated memory is still 5.3 GB. Free memory was 4.1 GB in the beginning and 4.0 GB in the end (delta: 64.7 MB). Peak memory consumption was 64.7 MB. Max. memory is 11.5 GB. [2018-12-09 17:38:19,617 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, 198 locations, 1 error locations. SAFE Result, 612.5s OverallTime, 243 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: -704640000 SDtfs, -805171584 SDslu, 369411088 SDs, 0 SdLazy, 1008250944 SolverSat, 20323664 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1472.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 357493 GetRequests, 345001 SyntacticMatches, 9616 SemanticMatches, 2876 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6084325 ImplicationChecksByTransitivity, 561.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 1.0s SsaConstructionTime, 1.7s SatisfiabilityAnalysisTime, 74.1s InterpolantComputationTime, 53339 NumberOfCodeBlocks, 53339 NumberOfCodeBlocksAsserted, 242 NumberOfCheckSat, 53097 ConstructedInterpolants, 0 QuantifiedInterpolants, 87025402 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 242 InterpolantComputations, 154 PerfectInterpolantSequences, 78013/79050 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: 572]: 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) && a12 == 8) && a21 == 1) && a16 == 6) || a17 == 1) || !(a20 == 1)) || (((((a16 == 4 && a8 == 13) && a12 == 8) && a17 <= 0) && a21 == 1) && a7 <= 0)) || (((((!(a21 == 1) && a7 == 1) && a8 == 13) && a12 == 8) && a17 <= 0) && a16 == 6)) || (((((a16 == 4 && a8 == 14) && a12 == 8) && a17 <= 0) && a21 == 1) && a7 <= 0)) || (((((a7 == 1 && a8 == 14) && a12 == 8) && a17 <= 0) && a21 == 1) && a16 == 5)) || (((((!(a7 == 1) && a8 == 15) && a12 == 8) && a17 <= 0) && a21 == 1) && a16 == 5)) || (((((!(a21 == 1) && a7 == 1) && a16 == 4) && a8 == 13) && a12 == 8) && a17 <= 0)) || ((((!(a7 == 1) && a8 == 15) && a16 == 4) && a12 == 8) && a21 == 1) - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: ((((((((((((!(a7 == 1) && a8 == 15) && a12 == 8) && a21 == 1) && a16 == 6) || !(a20 == 1)) || a17 == 1) || (((((a16 == 4 && a8 == 13) && a12 == 8) && a17 <= 0) && a21 == 1) && a7 <= 0)) || (((((!(a21 == 1) && a7 == 1) && a8 == 13) && a12 == 8) && a17 <= 0) && a16 == 6)) || (((((a16 == 4 && a8 == 14) && a12 == 8) && a17 <= 0) && a21 == 1) && a7 <= 0)) || (((((a7 == 1 && a8 == 14) && a12 == 8) && a17 <= 0) && a21 == 1) && a16 == 5)) || (((((!(a7 == 1) && a8 == 15) && a12 == 8) && a17 <= 0) && a21 == 1) && a16 == 5)) || ((((!(a7 == 1) && a8 == 15) && a16 == 4) && a12 == 8) && a21 == 1)) || (((((!(a21 == 1) && a7 == 1) && a16 == 4) && a8 == 13) && a12 == 8) && a17 <= 0) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 312.69 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 90.7 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -120.6 MB). Peak memory consumption was 38.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 42.30 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 29.27 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 907.97 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 854.2 MB in the end (delta: 204.4 MB). Peak memory consumption was 204.4 MB. Max. memory is 11.5 GB. * CodeCheck took 630298.85 ms. Allocated memory was 1.1 GB in the beginning and 5.3 GB in the end (delta: 4.2 GB). Free memory was 854.2 MB in the beginning and 4.1 GB in the end (delta: -3.2 GB). Peak memory consumption was 3.7 GB. Max. memory is 11.5 GB. * Witness Printer took 92.50 ms. Allocated memory is still 5.3 GB. Free memory was 4.1 GB in the beginning and 4.0 GB in the end (delta: 64.7 MB). Peak memory consumption was 64.7 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...