./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label51_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_4ab209d9-c0df-4eff-bedd-773407f3e96b/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_4ab209d9-c0df-4eff-bedd-773407f3e96b/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_4ab209d9-c0df-4eff-bedd-773407f3e96b/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_4ab209d9-c0df-4eff-bedd-773407f3e96b/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label51_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_4ab209d9-c0df-4eff-bedd-773407f3e96b/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_4ab209d9-c0df-4eff-bedd-773407f3e96b/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 89e4d3b83e9299d0f8112c95fd72ee254e8bb8bf .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 09:54:47,208 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 09:54:47,209 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 09:54:47,215 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 09:54:47,215 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 09:54:47,216 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 09:54:47,216 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 09:54:47,217 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 09:54:47,218 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 09:54:47,218 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 09:54:47,219 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 09:54:47,219 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 09:54:47,219 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 09:54:47,220 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 09:54:47,220 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 09:54:47,221 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 09:54:47,221 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 09:54:47,222 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 09:54:47,223 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 09:54:47,224 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 09:54:47,224 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 09:54:47,225 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 09:54:47,226 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 09:54:47,226 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 09:54:47,226 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 09:54:47,227 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 09:54:47,227 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 09:54:47,228 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 09:54:47,228 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 09:54:47,228 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 09:54:47,229 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 09:54:47,229 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 09:54:47,229 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 09:54:47,229 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 09:54:47,230 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 09:54:47,230 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 09:54:47,230 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_4ab209d9-c0df-4eff-bedd-773407f3e96b/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-09 09:54:47,237 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 09:54:47,237 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 09:54:47,238 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 09:54:47,238 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 09:54:47,238 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 09:54:47,238 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 09:54:47,239 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 09:54:47,239 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 09:54:47,239 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 09:54:47,239 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 09:54:47,239 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 09:54:47,239 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 09:54:47,239 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 09:54:47,239 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 09:54:47,239 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 09:54:47,239 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 09:54:47,240 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 09:54:47,240 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 09:54:47,240 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 09:54:47,240 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 09:54:47,240 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 09:54:47,240 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 09:54:47,240 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 09:54:47,240 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 09:54:47,240 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 09:54:47,240 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 09:54:47,240 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 09:54:47,241 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 09:54:47,241 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 09:54:47,241 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_4ab209d9-c0df-4eff-bedd-773407f3e96b/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 -> 89e4d3b83e9299d0f8112c95fd72ee254e8bb8bf [2018-12-09 09:54:47,259 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 09:54:47,268 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 09:54:47,270 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 09:54:47,271 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 09:54:47,271 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 09:54:47,272 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_4ab209d9-c0df-4eff-bedd-773407f3e96b/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label51_true-unreach-call_false-termination.c [2018-12-09 09:54:47,311 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4ab209d9-c0df-4eff-bedd-773407f3e96b/bin-2019/ukojak/data/19c96ac53/1e5b45b68d5c4bd5a2c87f94b58820c2/FLAG9a41f930d [2018-12-09 09:54:47,737 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 09:54:47,737 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_4ab209d9-c0df-4eff-bedd-773407f3e96b/sv-benchmarks/c/eca-rers2012/Problem02_label51_true-unreach-call_false-termination.c [2018-12-09 09:54:47,744 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4ab209d9-c0df-4eff-bedd-773407f3e96b/bin-2019/ukojak/data/19c96ac53/1e5b45b68d5c4bd5a2c87f94b58820c2/FLAG9a41f930d [2018-12-09 09:54:47,753 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_4ab209d9-c0df-4eff-bedd-773407f3e96b/bin-2019/ukojak/data/19c96ac53/1e5b45b68d5c4bd5a2c87f94b58820c2 [2018-12-09 09:54:47,756 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 09:54:47,757 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 09:54:47,758 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 09:54:47,758 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 09:54:47,761 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 09:54:47,761 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 09:54:47" (1/1) ... [2018-12-09 09:54:47,764 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54724d61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:54:47, skipping insertion in model container [2018-12-09 09:54:47,764 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 09:54:47" (1/1) ... [2018-12-09 09:54:47,770 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 09:54:47,800 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 09:54:48,002 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 09:54:48,005 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 09:54:48,106 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 09:54:48,118 INFO L195 MainTranslator]: Completed translation [2018-12-09 09:54:48,119 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:54:48 WrapperNode [2018-12-09 09:54:48,119 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 09:54:48,119 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 09:54:48,119 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 09:54:48,120 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 09:54:48,127 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:54:48" (1/1) ... [2018-12-09 09:54:48,137 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:54:48" (1/1) ... [2018-12-09 09:54:48,163 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 09:54:48,164 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 09:54:48,164 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 09:54:48,164 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 09:54:48,171 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:54:48" (1/1) ... [2018-12-09 09:54:48,171 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:54:48" (1/1) ... [2018-12-09 09:54:48,174 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:54:48" (1/1) ... [2018-12-09 09:54:48,174 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:54:48" (1/1) ... [2018-12-09 09:54:48,186 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:54:48" (1/1) ... [2018-12-09 09:54:48,195 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:54:48" (1/1) ... [2018-12-09 09:54:48,199 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:54:48" (1/1) ... [2018-12-09 09:54:48,203 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 09:54:48,203 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 09:54:48,203 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 09:54:48,203 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 09:54:48,204 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:54:48" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4ab209d9-c0df-4eff-bedd-773407f3e96b/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 09:54:48,242 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 09:54:48,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 09:54:49,249 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 09:54:49,249 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-09 09:54:49,249 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 09:54:49 BoogieIcfgContainer [2018-12-09 09:54:49,249 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 09:54:49,250 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 09:54:49,250 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 09:54:49,256 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 09:54:49,256 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 09:54:49" (1/1) ... [2018-12-09 09:54:49,263 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 09:54:49,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:54:49,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2018-12-09 09:54:49,286 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2018-12-09 09:54:49,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-09 09:54:49,289 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:54:49,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:54:49,493 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 09:54:49,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:54:49,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 163 states and 260 transitions. [2018-12-09 09:54:49,770 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 260 transitions. [2018-12-09 09:54:49,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-12-09 09:54:49,772 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:54:49,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:54:49,836 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:54:49,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:54:49,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 167 states and 267 transitions. [2018-12-09 09:54:49,956 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 267 transitions. [2018-12-09 09:54:49,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-12-09 09:54:49,958 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:54:49,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:54:49,994 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 09:54:50,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:54:50,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 172 states and 277 transitions. [2018-12-09 09:54:50,076 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 277 transitions. [2018-12-09 09:54:50,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-12-09 09:54:50,080 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:54:50,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:54:50,103 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 09:54:50,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:54:50,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 178 states and 289 transitions. [2018-12-09 09:54:50,245 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 289 transitions. [2018-12-09 09:54:50,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-12-09 09:54:50,247 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:54:50,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:54:50,331 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 09:54:50,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:54:50,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 182 states and 297 transitions. [2018-12-09 09:54:50,481 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 297 transitions. [2018-12-09 09:54:50,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-09 09:54:50,482 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:54:50,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:54:50,493 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:54:50,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:54:50,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 185 states and 300 transitions. [2018-12-09 09:54:50,511 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 300 transitions. [2018-12-09 09:54:50,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-12-09 09:54:50,512 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:54:50,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:54:50,526 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 09:54:50,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:54:50,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 189 states and 305 transitions. [2018-12-09 09:54:50,600 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 305 transitions. [2018-12-09 09:54:50,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-12-09 09:54:50,601 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:54:50,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:54:50,616 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-09 09:54:50,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:54:50,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 193 states and 310 transitions. [2018-12-09 09:54:50,691 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 310 transitions. [2018-12-09 09:54:50,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-09 09:54:50,691 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:54:50,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:54:50,703 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 09:54:50,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:54:50,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 196 states and 313 transitions. [2018-12-09 09:54:50,720 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 313 transitions. [2018-12-09 09:54:50,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-09 09:54:50,720 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:54:50,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:54:50,732 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:54:50,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:54:50,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 197 states and 314 transitions. [2018-12-09 09:54:50,744 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 314 transitions. [2018-12-09 09:54:50,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-09 09:54:50,745 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:54:50,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:54:50,760 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:54:50,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:54:50,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 201 states and 319 transitions. [2018-12-09 09:54:50,825 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 319 transitions. [2018-12-09 09:54:50,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-09 09:54:50,826 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:54:50,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:54:50,839 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 09:54:50,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:54:50,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 202 states and 320 transitions. [2018-12-09 09:54:50,852 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 320 transitions. [2018-12-09 09:54:50,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-12-09 09:54:50,853 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:54:50,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:54:50,866 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 09:54:50,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:54:50,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 206 states and 325 transitions. [2018-12-09 09:54:50,957 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 325 transitions. [2018-12-09 09:54:50,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-09 09:54:50,958 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:54:50,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:54:50,973 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 09:54:51,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:54:51,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 213 states and 332 transitions. [2018-12-09 09:54:51,010 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 332 transitions. [2018-12-09 09:54:51,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-09 09:54:51,011 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:54:51,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:54:51,080 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 09:54:51,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:54:51,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 230 states and 359 transitions. [2018-12-09 09:54:51,351 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 359 transitions. [2018-12-09 09:54:51,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-09 09:54:51,351 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:54:51,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:54:51,376 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:54:51,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:54:51,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 250 states and 383 transitions. [2018-12-09 09:54:51,645 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 383 transitions. [2018-12-09 09:54:51,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-12-09 09:54:51,646 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:54:51,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:54:51,670 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:54:51,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:54:51,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 269 states and 406 transitions. [2018-12-09 09:54:51,879 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 406 transitions. [2018-12-09 09:54:51,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-12-09 09:54:51,880 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:54:51,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:54:51,897 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:54:52,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:54:52,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 273 states and 412 transitions. [2018-12-09 09:54:52,006 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 412 transitions. [2018-12-09 09:54:52,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-12-09 09:54:52,007 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:54:52,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:54:52,027 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 09:54:52,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:54:52,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 275 states and 414 transitions. [2018-12-09 09:54:52,049 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 414 transitions. [2018-12-09 09:54:52,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-09 09:54:52,049 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:54:52,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:54:52,068 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 09:54:52,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:54:52,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 279 states and 419 transitions. [2018-12-09 09:54:52,177 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 419 transitions. [2018-12-09 09:54:52,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-09 09:54:52,178 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:54:52,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:54:52,212 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:54:52,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:54:52,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 297 states and 439 transitions. [2018-12-09 09:54:52,541 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 439 transitions. [2018-12-09 09:54:52,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-12-09 09:54:52,541 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:54:52,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:54:52,558 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:54:52,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:54:52,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 313 states and 456 transitions. [2018-12-09 09:54:52,819 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 456 transitions. [2018-12-09 09:54:52,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-12-09 09:54:52,820 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:54:52,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:54:52,896 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:54:53,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:54:53,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 317 states and 466 transitions. [2018-12-09 09:54:53,073 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 466 transitions. [2018-12-09 09:54:53,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-12-09 09:54:53,073 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:54:53,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:54:53,096 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:54:53,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:54:53,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 326 states and 478 transitions. [2018-12-09 09:54:53,209 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 478 transitions. [2018-12-09 09:54:53,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-09 09:54:53,210 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:54:53,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:54:53,250 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 09:54:53,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:54:53,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 332 states and 490 transitions. [2018-12-09 09:54:53,420 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 490 transitions. [2018-12-09 09:54:53,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-09 09:54:53,420 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:54:53,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:54:53,433 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:54:53,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:54:53,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 342 states and 504 transitions. [2018-12-09 09:54:53,636 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 504 transitions. [2018-12-09 09:54:53,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-09 09:54:53,636 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:54:53,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:54:53,737 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:54:54,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:54:54,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 374 states and 546 transitions. [2018-12-09 09:54:54,442 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 546 transitions. [2018-12-09 09:54:54,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-12-09 09:54:54,442 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:54:54,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:54:54,493 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 09:54:54,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:54:54,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 380 states and 553 transitions. [2018-12-09 09:54:54,566 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 553 transitions. [2018-12-09 09:54:54,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-12-09 09:54:54,566 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:54:54,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:54:54,579 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:54:54,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:54:54,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 384 states and 558 transitions. [2018-12-09 09:54:54,684 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 558 transitions. [2018-12-09 09:54:54,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-09 09:54:54,684 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:54:54,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:54:54,751 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 09:54:55,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:54:55,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 394 states and 577 transitions. [2018-12-09 09:54:55,071 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 577 transitions. [2018-12-09 09:54:55,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-09 09:54:55,072 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:54:55,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:54:55,091 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 09:54:55,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:54:55,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 396 states and 579 transitions. [2018-12-09 09:54:55,152 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 579 transitions. [2018-12-09 09:54:55,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-09 09:54:55,152 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:54:55,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:54:55,173 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 09:54:55,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:54:55,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 399 states and 582 transitions. [2018-12-09 09:54:55,302 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 582 transitions. [2018-12-09 09:54:55,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-12-09 09:54:55,302 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:54:55,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:54:55,377 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-09 09:54:56,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:54:56,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 429 states and 618 transitions. [2018-12-09 09:54:56,045 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 618 transitions. [2018-12-09 09:54:56,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-12-09 09:54:56,046 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:54:56,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:54:56,059 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 09:54:56,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:54:56,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 441 states and 630 transitions. [2018-12-09 09:54:56,148 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 630 transitions. [2018-12-09 09:54:56,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-12-09 09:54:56,149 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:54:56,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:54:56,196 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 09:54:56,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:54:56,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 444 states and 633 transitions. [2018-12-09 09:54:56,211 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 633 transitions. [2018-12-09 09:54:56,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-12-09 09:54:56,211 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:54:56,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:54:56,232 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:54:56,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:54:56,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 451 states and 643 transitions. [2018-12-09 09:54:56,276 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 643 transitions. [2018-12-09 09:54:56,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-12-09 09:54:56,276 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:54:56,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:54:56,291 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 09:54:56,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:54:56,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 457 states and 648 transitions. [2018-12-09 09:54:56,359 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 648 transitions. [2018-12-09 09:54:56,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-12-09 09:54:56,359 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:54:56,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:54:56,394 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 39 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-09 09:54:56,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:54:56,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 467 states and 672 transitions. [2018-12-09 09:54:56,743 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 672 transitions. [2018-12-09 09:54:56,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-12-09 09:54:56,743 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:54:56,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:54:56,757 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-09 09:54:56,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:54:56,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 473 states and 679 transitions. [2018-12-09 09:54:56,930 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 679 transitions. [2018-12-09 09:54:56,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-12-09 09:54:56,931 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:54:56,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:54:56,988 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 09:54:56,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:54:56,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 474 states and 680 transitions. [2018-12-09 09:54:56,999 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 680 transitions. [2018-12-09 09:54:56,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-12-09 09:54:56,999 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:54:57,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:54:57,012 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 09:54:57,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:54:57,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 483 states and 690 transitions. [2018-12-09 09:54:57,097 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 690 transitions. [2018-12-09 09:54:57,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-12-09 09:54:57,097 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:54:57,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:54:57,139 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 41 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 09:54:57,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:54:57,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 501 states and 714 transitions. [2018-12-09 09:54:57,391 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 714 transitions. [2018-12-09 09:54:57,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-12-09 09:54:57,391 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:54:57,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:54:57,433 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 41 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 09:54:57,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:54:57,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 514 states and 728 transitions. [2018-12-09 09:54:57,679 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 728 transitions. [2018-12-09 09:54:57,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-12-09 09:54:57,680 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:54:57,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:54:57,713 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:54:58,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:54:58,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 532 states and 751 transitions. [2018-12-09 09:54:58,063 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 751 transitions. [2018-12-09 09:54:58,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-12-09 09:54:58,063 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:54:58,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:54:58,078 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-09 09:54:58,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:54:58,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 536 states and 756 transitions. [2018-12-09 09:54:58,205 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 756 transitions. [2018-12-09 09:54:58,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-12-09 09:54:58,206 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:54:58,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:54:58,219 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 09:54:58,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:54:58,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 551 states and 776 transitions. [2018-12-09 09:54:58,503 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 776 transitions. [2018-12-09 09:54:58,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-12-09 09:54:58,503 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:54:58,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:54:58,518 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 09:54:58,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:54:58,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 556 states and 781 transitions. [2018-12-09 09:54:58,726 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 781 transitions. [2018-12-09 09:54:58,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-12-09 09:54:58,727 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:54:58,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:54:58,741 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:54:58,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:54:58,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 559 states and 784 transitions. [2018-12-09 09:54:58,761 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 784 transitions. [2018-12-09 09:54:58,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-12-09 09:54:58,761 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:54:58,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:54:58,775 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 09:54:58,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:54:58,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 566 states and 792 transitions. [2018-12-09 09:54:58,811 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 792 transitions. [2018-12-09 09:54:58,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-12-09 09:54:58,812 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:54:58,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:54:58,826 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 09:54:58,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:54:58,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 567 states and 793 transitions. [2018-12-09 09:54:58,837 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 793 transitions. [2018-12-09 09:54:58,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-12-09 09:54:58,838 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:54:58,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:54:58,865 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-09 09:54:58,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:54:58,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 569 states and 794 transitions. [2018-12-09 09:54:58,947 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 794 transitions. [2018-12-09 09:54:58,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-12-09 09:54:58,948 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:54:58,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:54:58,991 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:54:59,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:54:59,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 818 states to 589 states and 818 transitions. [2018-12-09 09:54:59,357 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 818 transitions. [2018-12-09 09:54:59,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-12-09 09:54:59,358 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:54:59,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:54:59,397 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 09:54:59,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:54:59,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 819 states to 591 states and 819 transitions. [2018-12-09 09:54:59,462 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 819 transitions. [2018-12-09 09:54:59,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-12-09 09:54:59,463 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:54:59,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:54:59,478 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:54:59,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:54:59,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 597 states and 825 transitions. [2018-12-09 09:54:59,673 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 825 transitions. [2018-12-09 09:54:59,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-12-09 09:54:59,673 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:54:59,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:00,078 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:55:02,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:02,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 956 states to 718 states and 956 transitions. [2018-12-09 09:55:02,999 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 956 transitions. [2018-12-09 09:55:03,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-09 09:55:03,000 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:03,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:03,016 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 09:55:03,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:03,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 958 states to 721 states and 958 transitions. [2018-12-09 09:55:03,097 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 958 transitions. [2018-12-09 09:55:03,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-09 09:55:03,098 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:03,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:03,112 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:55:03,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:03,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 725 states and 963 transitions. [2018-12-09 09:55:03,281 INFO L276 IsEmpty]: Start isEmpty. Operand 725 states and 963 transitions. [2018-12-09 09:55:03,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-12-09 09:55:03,282 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:03,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:03,353 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 09:55:04,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:04,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 997 states to 756 states and 997 transitions. [2018-12-09 09:55:04,162 INFO L276 IsEmpty]: Start isEmpty. Operand 756 states and 997 transitions. [2018-12-09 09:55:04,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-12-09 09:55:04,162 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:04,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:04,182 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 09:55:04,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:04,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1005 states to 761 states and 1005 transitions. [2018-12-09 09:55:04,340 INFO L276 IsEmpty]: Start isEmpty. Operand 761 states and 1005 transitions. [2018-12-09 09:55:04,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-12-09 09:55:04,341 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:04,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:04,376 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 09:55:04,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:04,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1006 states to 763 states and 1006 transitions. [2018-12-09 09:55:04,512 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states and 1006 transitions. [2018-12-09 09:55:04,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-09 09:55:04,512 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:04,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:04,557 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 09:55:04,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:04,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1034 states to 780 states and 1034 transitions. [2018-12-09 09:55:04,860 INFO L276 IsEmpty]: Start isEmpty. Operand 780 states and 1034 transitions. [2018-12-09 09:55:04,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-09 09:55:04,861 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:04,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:04,903 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 09:55:05,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:05,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1035 states to 782 states and 1035 transitions. [2018-12-09 09:55:05,045 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 1035 transitions. [2018-12-09 09:55:05,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-09 09:55:05,045 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:05,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:05,090 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 09:55:05,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:05,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1036 states to 784 states and 1036 transitions. [2018-12-09 09:55:05,233 INFO L276 IsEmpty]: Start isEmpty. Operand 784 states and 1036 transitions. [2018-12-09 09:55:05,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-09 09:55:05,233 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:05,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:05,248 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 09:55:05,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:05,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1047 states to 790 states and 1047 transitions. [2018-12-09 09:55:05,564 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 1047 transitions. [2018-12-09 09:55:05,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-09 09:55:05,564 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:05,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:05,594 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:55:06,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:06,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1062 states to 801 states and 1062 transitions. [2018-12-09 09:55:06,047 INFO L276 IsEmpty]: Start isEmpty. Operand 801 states and 1062 transitions. [2018-12-09 09:55:06,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-12-09 09:55:06,047 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:06,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:06,123 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:55:06,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:06,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1075 states to 815 states and 1075 transitions. [2018-12-09 09:55:06,487 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 1075 transitions. [2018-12-09 09:55:06,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-12-09 09:55:06,488 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:06,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:06,545 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:55:07,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:07,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1100 states to 837 states and 1100 transitions. [2018-12-09 09:55:07,415 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states and 1100 transitions. [2018-12-09 09:55:07,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-12-09 09:55:07,415 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:07,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:07,459 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:55:07,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:07,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1106 states to 843 states and 1106 transitions. [2018-12-09 09:55:07,966 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 1106 transitions. [2018-12-09 09:55:07,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-12-09 09:55:07,967 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:07,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:08,021 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 75 proven. 8 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-12-09 09:55:08,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:08,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1122 states to 856 states and 1122 transitions. [2018-12-09 09:55:08,218 INFO L276 IsEmpty]: Start isEmpty. Operand 856 states and 1122 transitions. [2018-12-09 09:55:08,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-12-09 09:55:08,219 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:08,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:08,236 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 09:55:08,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:08,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1134 states to 863 states and 1134 transitions. [2018-12-09 09:55:08,585 INFO L276 IsEmpty]: Start isEmpty. Operand 863 states and 1134 transitions. [2018-12-09 09:55:08,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-12-09 09:55:08,586 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:08,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:08,603 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 09:55:08,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:08,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1138 states to 867 states and 1138 transitions. [2018-12-09 09:55:08,822 INFO L276 IsEmpty]: Start isEmpty. Operand 867 states and 1138 transitions. [2018-12-09 09:55:08,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-09 09:55:08,823 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:08,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:08,849 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 09:55:08,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:08,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1140 states to 869 states and 1140 transitions. [2018-12-09 09:55:08,867 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states and 1140 transitions. [2018-12-09 09:55:08,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-09 09:55:08,868 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:08,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:08,886 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:55:09,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:09,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1160 states to 886 states and 1160 transitions. [2018-12-09 09:55:09,179 INFO L276 IsEmpty]: Start isEmpty. Operand 886 states and 1160 transitions. [2018-12-09 09:55:09,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-12-09 09:55:09,180 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:09,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:09,197 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 09:55:09,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:09,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1173 states to 895 states and 1173 transitions. [2018-12-09 09:55:09,912 INFO L276 IsEmpty]: Start isEmpty. Operand 895 states and 1173 transitions. [2018-12-09 09:55:09,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-12-09 09:55:09,912 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:09,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:09,933 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:55:10,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:10,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1206 states to 922 states and 1206 transitions. [2018-12-09 09:55:10,400 INFO L276 IsEmpty]: Start isEmpty. Operand 922 states and 1206 transitions. [2018-12-09 09:55:10,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-12-09 09:55:10,401 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:10,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:10,420 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:55:10,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:10,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1212 states to 928 states and 1212 transitions. [2018-12-09 09:55:10,730 INFO L276 IsEmpty]: Start isEmpty. Operand 928 states and 1212 transitions. [2018-12-09 09:55:10,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-12-09 09:55:10,731 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:10,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:10,771 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 09:55:11,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:11,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1256 states to 967 states and 1256 transitions. [2018-12-09 09:55:11,741 INFO L276 IsEmpty]: Start isEmpty. Operand 967 states and 1256 transitions. [2018-12-09 09:55:11,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-12-09 09:55:11,742 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:11,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:11,791 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 09:55:12,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:12,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1264 states to 972 states and 1264 transitions. [2018-12-09 09:55:12,192 INFO L276 IsEmpty]: Start isEmpty. Operand 972 states and 1264 transitions. [2018-12-09 09:55:12,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-09 09:55:12,193 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:12,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:12,448 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:55:15,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:15,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1346 states to 1038 states and 1346 transitions. [2018-12-09 09:55:15,343 INFO L276 IsEmpty]: Start isEmpty. Operand 1038 states and 1346 transitions. [2018-12-09 09:55:15,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-09 09:55:15,344 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:15,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:15,386 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:55:16,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:16,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1356 states to 1044 states and 1356 transitions. [2018-12-09 09:55:16,444 INFO L276 IsEmpty]: Start isEmpty. Operand 1044 states and 1356 transitions. [2018-12-09 09:55:16,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-09 09:55:16,445 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:16,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:16,464 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 09:55:16,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:16,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1359 states to 1048 states and 1359 transitions. [2018-12-09 09:55:16,565 INFO L276 IsEmpty]: Start isEmpty. Operand 1048 states and 1359 transitions. [2018-12-09 09:55:16,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-09 09:55:16,566 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:16,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:16,586 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 09:55:16,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:16,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1382 states to 1066 states and 1382 transitions. [2018-12-09 09:55:16,721 INFO L276 IsEmpty]: Start isEmpty. Operand 1066 states and 1382 transitions. [2018-12-09 09:55:16,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-09 09:55:16,722 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:16,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:16,768 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:55:17,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:17,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1397 states to 1078 states and 1397 transitions. [2018-12-09 09:55:17,190 INFO L276 IsEmpty]: Start isEmpty. Operand 1078 states and 1397 transitions. [2018-12-09 09:55:17,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-12-09 09:55:17,190 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:17,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:17,226 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 09:55:17,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:17,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1399 states to 1080 states and 1399 transitions. [2018-12-09 09:55:17,244 INFO L276 IsEmpty]: Start isEmpty. Operand 1080 states and 1399 transitions. [2018-12-09 09:55:17,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-12-09 09:55:17,245 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:17,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:17,264 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 09:55:17,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:17,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1404 states to 1085 states and 1404 transitions. [2018-12-09 09:55:17,435 INFO L276 IsEmpty]: Start isEmpty. Operand 1085 states and 1404 transitions. [2018-12-09 09:55:17,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-12-09 09:55:17,436 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:17,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:17,477 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:55:17,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:17,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1430 states to 1105 states and 1430 transitions. [2018-12-09 09:55:17,595 INFO L276 IsEmpty]: Start isEmpty. Operand 1105 states and 1430 transitions. [2018-12-09 09:55:17,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-12-09 09:55:17,596 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:17,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:17,616 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:55:17,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:17,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1439 states to 1113 states and 1439 transitions. [2018-12-09 09:55:17,748 INFO L276 IsEmpty]: Start isEmpty. Operand 1113 states and 1439 transitions. [2018-12-09 09:55:17,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-09 09:55:17,748 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:17,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:18,016 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 81 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 09:55:23,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:23,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1513 states to 1172 states and 1513 transitions. [2018-12-09 09:55:23,340 INFO L276 IsEmpty]: Start isEmpty. Operand 1172 states and 1513 transitions. [2018-12-09 09:55:23,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-09 09:55:23,341 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:23,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:23,378 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 81 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 09:55:26,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:26,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1525 states to 1178 states and 1525 transitions. [2018-12-09 09:55:26,289 INFO L276 IsEmpty]: Start isEmpty. Operand 1178 states and 1525 transitions. [2018-12-09 09:55:26,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-09 09:55:26,290 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:26,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:26,316 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 09:55:26,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:26,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1528 states to 1181 states and 1528 transitions. [2018-12-09 09:55:26,338 INFO L276 IsEmpty]: Start isEmpty. Operand 1181 states and 1528 transitions. [2018-12-09 09:55:26,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-09 09:55:26,339 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:26,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:26,660 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 78 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:55:28,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:28,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1582 states to 1228 states and 1582 transitions. [2018-12-09 09:55:28,011 INFO L276 IsEmpty]: Start isEmpty. Operand 1228 states and 1582 transitions. [2018-12-09 09:55:28,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-09 09:55:28,012 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:28,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:28,034 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 09:55:28,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:28,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1588 states to 1230 states and 1588 transitions. [2018-12-09 09:55:28,057 INFO L276 IsEmpty]: Start isEmpty. Operand 1230 states and 1588 transitions. [2018-12-09 09:55:28,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-09 09:55:28,058 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:28,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:28,098 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 78 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:55:30,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:30,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1636 states to 1272 states and 1636 transitions. [2018-12-09 09:55:30,081 INFO L276 IsEmpty]: Start isEmpty. Operand 1272 states and 1636 transitions. [2018-12-09 09:55:30,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-09 09:55:30,082 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:30,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:30,122 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 78 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:55:30,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:30,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1642 states to 1278 states and 1642 transitions. [2018-12-09 09:55:30,692 INFO L276 IsEmpty]: Start isEmpty. Operand 1278 states and 1642 transitions. [2018-12-09 09:55:30,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-12-09 09:55:30,693 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:30,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:30,717 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 09:55:31,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:31,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1648 states to 1284 states and 1648 transitions. [2018-12-09 09:55:31,527 INFO L276 IsEmpty]: Start isEmpty. Operand 1284 states and 1648 transitions. [2018-12-09 09:55:31,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-12-09 09:55:31,529 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:31,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:31,559 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 09:55:31,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:31,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1649 states to 1285 states and 1649 transitions. [2018-12-09 09:55:31,788 INFO L276 IsEmpty]: Start isEmpty. Operand 1285 states and 1649 transitions. [2018-12-09 09:55:31,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-12-09 09:55:31,791 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:31,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:31,819 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 09:55:31,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:31,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1653 states to 1286 states and 1653 transitions. [2018-12-09 09:55:31,845 INFO L276 IsEmpty]: Start isEmpty. Operand 1286 states and 1653 transitions. [2018-12-09 09:55:31,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-12-09 09:55:31,846 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:31,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:31,903 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 09:55:32,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:32,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1661 states to 1293 states and 1661 transitions. [2018-12-09 09:55:32,480 INFO L276 IsEmpty]: Start isEmpty. Operand 1293 states and 1661 transitions. [2018-12-09 09:55:32,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-12-09 09:55:32,480 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:32,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:32,538 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 76 proven. 8 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-09 09:55:32,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:32,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1680 states to 1310 states and 1680 transitions. [2018-12-09 09:55:32,825 INFO L276 IsEmpty]: Start isEmpty. Operand 1310 states and 1680 transitions. [2018-12-09 09:55:32,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-12-09 09:55:32,826 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:32,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:32,878 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 76 proven. 8 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-09 09:55:33,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:33,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1686 states to 1316 states and 1686 transitions. [2018-12-09 09:55:33,361 INFO L276 IsEmpty]: Start isEmpty. Operand 1316 states and 1686 transitions. [2018-12-09 09:55:33,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-12-09 09:55:33,362 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:33,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:33,409 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 76 proven. 8 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-09 09:55:33,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:33,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1688 states to 1319 states and 1688 transitions. [2018-12-09 09:55:33,524 INFO L276 IsEmpty]: Start isEmpty. Operand 1319 states and 1688 transitions. [2018-12-09 09:55:33,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-12-09 09:55:33,525 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:33,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:33,596 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:55:33,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:33,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1703 states to 1330 states and 1703 transitions. [2018-12-09 09:55:33,891 INFO L276 IsEmpty]: Start isEmpty. Operand 1330 states and 1703 transitions. [2018-12-09 09:55:33,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-12-09 09:55:33,892 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:33,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:33,963 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:55:34,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:34,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1706 states to 1333 states and 1706 transitions. [2018-12-09 09:55:34,119 INFO L276 IsEmpty]: Start isEmpty. Operand 1333 states and 1706 transitions. [2018-12-09 09:55:34,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-12-09 09:55:34,120 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:34,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:34,193 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:55:34,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:34,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1721 states to 1346 states and 1721 transitions. [2018-12-09 09:55:34,936 INFO L276 IsEmpty]: Start isEmpty. Operand 1346 states and 1721 transitions. [2018-12-09 09:55:34,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-12-09 09:55:34,937 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:34,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:34,977 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:55:35,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:35,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1721 states to 1347 states and 1721 transitions. [2018-12-09 09:55:35,091 INFO L276 IsEmpty]: Start isEmpty. Operand 1347 states and 1721 transitions. [2018-12-09 09:55:35,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-12-09 09:55:35,092 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:35,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:35,136 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-09 09:55:35,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:35,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1724 states to 1351 states and 1724 transitions. [2018-12-09 09:55:35,367 INFO L276 IsEmpty]: Start isEmpty. Operand 1351 states and 1724 transitions. [2018-12-09 09:55:35,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-12-09 09:55:35,368 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:35,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:35,389 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-09 09:55:35,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:35,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1735 states to 1362 states and 1735 transitions. [2018-12-09 09:55:35,709 INFO L276 IsEmpty]: Start isEmpty. Operand 1362 states and 1735 transitions. [2018-12-09 09:55:35,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-12-09 09:55:35,710 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:35,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:35,730 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-09 09:55:36,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:36,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1739 states to 1366 states and 1739 transitions. [2018-12-09 09:55:36,169 INFO L276 IsEmpty]: Start isEmpty. Operand 1366 states and 1739 transitions. [2018-12-09 09:55:36,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-12-09 09:55:36,170 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:36,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:36,190 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-09 09:55:36,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:36,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1744 states to 1370 states and 1744 transitions. [2018-12-09 09:55:36,813 INFO L276 IsEmpty]: Start isEmpty. Operand 1370 states and 1744 transitions. [2018-12-09 09:55:36,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-12-09 09:55:36,814 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:36,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:36,837 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-09 09:55:37,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:37,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1747 states to 1374 states and 1747 transitions. [2018-12-09 09:55:37,061 INFO L276 IsEmpty]: Start isEmpty. Operand 1374 states and 1747 transitions. [2018-12-09 09:55:37,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-09 09:55:37,062 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:37,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:37,083 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 09:55:37,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:37,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1747 states to 1375 states and 1747 transitions. [2018-12-09 09:55:37,217 INFO L276 IsEmpty]: Start isEmpty. Operand 1375 states and 1747 transitions. [2018-12-09 09:55:37,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-09 09:55:37,218 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:37,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:37,239 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 09:55:37,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:37,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1765 states to 1392 states and 1765 transitions. [2018-12-09 09:55:37,596 INFO L276 IsEmpty]: Start isEmpty. Operand 1392 states and 1765 transitions. [2018-12-09 09:55:37,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-09 09:55:37,597 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:37,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:37,641 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 09:55:37,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:37,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1770 states to 1398 states and 1770 transitions. [2018-12-09 09:55:37,888 INFO L276 IsEmpty]: Start isEmpty. Operand 1398 states and 1770 transitions. [2018-12-09 09:55:37,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-09 09:55:37,888 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:37,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:37,909 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 09:55:38,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:38,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1776 states to 1404 states and 1776 transitions. [2018-12-09 09:55:38,425 INFO L276 IsEmpty]: Start isEmpty. Operand 1404 states and 1776 transitions. [2018-12-09 09:55:38,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-09 09:55:38,425 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:38,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:38,446 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:55:38,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:38,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1783 states to 1411 states and 1783 transitions. [2018-12-09 09:55:38,599 INFO L276 IsEmpty]: Start isEmpty. Operand 1411 states and 1783 transitions. [2018-12-09 09:55:38,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-09 09:55:38,600 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:38,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:38,636 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-09 09:55:39,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:39,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1788 states to 1416 states and 1788 transitions. [2018-12-09 09:55:39,668 INFO L276 IsEmpty]: Start isEmpty. Operand 1416 states and 1788 transitions. [2018-12-09 09:55:39,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-12-09 09:55:39,669 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:39,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:39,690 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 09:55:39,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:39,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1794 states to 1423 states and 1794 transitions. [2018-12-09 09:55:39,841 INFO L276 IsEmpty]: Start isEmpty. Operand 1423 states and 1794 transitions. [2018-12-09 09:55:39,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-12-09 09:55:39,841 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:39,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:39,866 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-12-09 09:55:40,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:40,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1804 states to 1431 states and 1804 transitions. [2018-12-09 09:55:40,666 INFO L276 IsEmpty]: Start isEmpty. Operand 1431 states and 1804 transitions. [2018-12-09 09:55:40,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-12-09 09:55:40,667 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:40,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:40,690 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-12-09 09:55:40,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:40,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1808 states to 1436 states and 1808 transitions. [2018-12-09 09:55:40,934 INFO L276 IsEmpty]: Start isEmpty. Operand 1436 states and 1808 transitions. [2018-12-09 09:55:40,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-12-09 09:55:40,935 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:40,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:40,958 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-12-09 09:55:41,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:41,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1813 states to 1442 states and 1813 transitions. [2018-12-09 09:55:41,188 INFO L276 IsEmpty]: Start isEmpty. Operand 1442 states and 1813 transitions. [2018-12-09 09:55:41,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-12-09 09:55:41,189 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:41,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:41,210 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:55:41,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:41,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1822 states to 1452 states and 1822 transitions. [2018-12-09 09:55:41,354 INFO L276 IsEmpty]: Start isEmpty. Operand 1452 states and 1822 transitions. [2018-12-09 09:55:41,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-12-09 09:55:41,355 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:41,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:41,375 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 09:55:41,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:41,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1829 states to 1460 states and 1829 transitions. [2018-12-09 09:55:41,519 INFO L276 IsEmpty]: Start isEmpty. Operand 1460 states and 1829 transitions. [2018-12-09 09:55:41,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-12-09 09:55:41,519 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:41,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:41,560 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-09 09:55:42,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:42,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1849 states to 1478 states and 1849 transitions. [2018-12-09 09:55:42,481 INFO L276 IsEmpty]: Start isEmpty. Operand 1478 states and 1849 transitions. [2018-12-09 09:55:42,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-12-09 09:55:42,482 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:42,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:42,520 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-09 09:55:42,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:42,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1853 states to 1483 states and 1853 transitions. [2018-12-09 09:55:42,770 INFO L276 IsEmpty]: Start isEmpty. Operand 1483 states and 1853 transitions. [2018-12-09 09:55:42,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-12-09 09:55:42,771 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:42,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:42,796 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-09 09:55:42,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:42,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1863 states to 1489 states and 1863 transitions. [2018-12-09 09:55:42,844 INFO L276 IsEmpty]: Start isEmpty. Operand 1489 states and 1863 transitions. [2018-12-09 09:55:42,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-12-09 09:55:42,845 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:42,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:42,869 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-09 09:55:43,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:43,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1867 states to 1493 states and 1867 transitions. [2018-12-09 09:55:43,125 INFO L276 IsEmpty]: Start isEmpty. Operand 1493 states and 1867 transitions. [2018-12-09 09:55:43,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-12-09 09:55:43,126 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:43,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:43,154 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-09 09:55:43,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:43,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1870 states to 1494 states and 1870 transitions. [2018-12-09 09:55:43,463 INFO L276 IsEmpty]: Start isEmpty. Operand 1494 states and 1870 transitions. [2018-12-09 09:55:43,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-12-09 09:55:43,464 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:43,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:43,520 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-09 09:55:43,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:43,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1873 states to 1497 states and 1873 transitions. [2018-12-09 09:55:43,752 INFO L276 IsEmpty]: Start isEmpty. Operand 1497 states and 1873 transitions. [2018-12-09 09:55:43,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-12-09 09:55:43,753 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:43,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:43,777 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-09 09:55:44,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:44,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1876 states to 1500 states and 1876 transitions. [2018-12-09 09:55:44,093 INFO L276 IsEmpty]: Start isEmpty. Operand 1500 states and 1876 transitions. [2018-12-09 09:55:44,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-12-09 09:55:44,093 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:44,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:44,115 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-09 09:55:46,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:46,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1943 states to 1555 states and 1943 transitions. [2018-12-09 09:55:46,805 INFO L276 IsEmpty]: Start isEmpty. Operand 1555 states and 1943 transitions. [2018-12-09 09:55:46,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-12-09 09:55:46,806 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:46,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:46,832 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-09 09:55:48,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:48,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1981 states to 1590 states and 1981 transitions. [2018-12-09 09:55:48,205 INFO L276 IsEmpty]: Start isEmpty. Operand 1590 states and 1981 transitions. [2018-12-09 09:55:48,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-12-09 09:55:48,206 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:48,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:48,244 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-12-09 09:55:48,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:48,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1987 states to 1594 states and 1987 transitions. [2018-12-09 09:55:48,470 INFO L276 IsEmpty]: Start isEmpty. Operand 1594 states and 1987 transitions. [2018-12-09 09:55:48,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-12-09 09:55:48,471 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:48,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:48,595 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 159 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:55:49,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:49,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2006 states to 1609 states and 2006 transitions. [2018-12-09 09:55:49,676 INFO L276 IsEmpty]: Start isEmpty. Operand 1609 states and 2006 transitions. [2018-12-09 09:55:49,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-12-09 09:55:49,677 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:49,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:49,705 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 159 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:55:49,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:50,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2013 states to 1617 states and 2013 transitions. [2018-12-09 09:55:50,000 INFO L276 IsEmpty]: Start isEmpty. Operand 1617 states and 2013 transitions. [2018-12-09 09:55:50,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-09 09:55:50,001 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:50,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:50,027 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 09:55:51,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:51,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2044 states to 1642 states and 2044 transitions. [2018-12-09 09:55:51,474 INFO L276 IsEmpty]: Start isEmpty. Operand 1642 states and 2044 transitions. [2018-12-09 09:55:51,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-09 09:55:51,475 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:51,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:51,499 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 09:55:52,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:52,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2063 states to 1660 states and 2063 transitions. [2018-12-09 09:55:52,146 INFO L276 IsEmpty]: Start isEmpty. Operand 1660 states and 2063 transitions. [2018-12-09 09:55:52,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-09 09:55:52,146 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:52,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:52,169 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 09:55:52,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:52,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2076 states to 1673 states and 2076 transitions. [2018-12-09 09:55:52,993 INFO L276 IsEmpty]: Start isEmpty. Operand 1673 states and 2076 transitions. [2018-12-09 09:55:52,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-09 09:55:52,996 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:53,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:53,027 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 09:55:53,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:53,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2090 states to 1684 states and 2090 transitions. [2018-12-09 09:55:53,564 INFO L276 IsEmpty]: Start isEmpty. Operand 1684 states and 2090 transitions. [2018-12-09 09:55:53,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-09 09:55:53,564 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:53,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:53,587 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 09:55:53,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:53,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2090 states to 1685 states and 2090 transitions. [2018-12-09 09:55:53,793 INFO L276 IsEmpty]: Start isEmpty. Operand 1685 states and 2090 transitions. [2018-12-09 09:55:53,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-09 09:55:53,794 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:53,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:53,817 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 09:55:54,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:54,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2098 states to 1691 states and 2098 transitions. [2018-12-09 09:55:54,429 INFO L276 IsEmpty]: Start isEmpty. Operand 1691 states and 2098 transitions. [2018-12-09 09:55:54,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-09 09:55:54,430 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:54,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:54,454 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 09:55:54,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:54,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2110 states to 1702 states and 2110 transitions. [2018-12-09 09:55:54,900 INFO L276 IsEmpty]: Start isEmpty. Operand 1702 states and 2110 transitions. [2018-12-09 09:55:54,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-09 09:55:54,901 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:54,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:54,924 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 09:55:55,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:55,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2114 states to 1706 states and 2114 transitions. [2018-12-09 09:55:55,232 INFO L276 IsEmpty]: Start isEmpty. Operand 1706 states and 2114 transitions. [2018-12-09 09:55:55,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-09 09:55:55,232 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:55,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:55,256 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 09:55:55,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:55,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2120 states to 1713 states and 2120 transitions. [2018-12-09 09:55:55,435 INFO L276 IsEmpty]: Start isEmpty. Operand 1713 states and 2120 transitions. [2018-12-09 09:55:55,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-09 09:55:55,436 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:55,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:55,459 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 09:55:55,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:55,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2130 states to 1724 states and 2130 transitions. [2018-12-09 09:55:55,888 INFO L276 IsEmpty]: Start isEmpty. Operand 1724 states and 2130 transitions. [2018-12-09 09:55:55,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-09 09:55:55,888 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:55,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:55,923 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 09:55:56,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:56,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2134 states to 1728 states and 2134 transitions. [2018-12-09 09:55:56,217 INFO L276 IsEmpty]: Start isEmpty. Operand 1728 states and 2134 transitions. [2018-12-09 09:55:56,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-09 09:55:56,217 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:56,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:56,241 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 09:55:56,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:56,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2134 states to 1729 states and 2134 transitions. [2018-12-09 09:55:56,445 INFO L276 IsEmpty]: Start isEmpty. Operand 1729 states and 2134 transitions. [2018-12-09 09:55:56,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-09 09:55:56,445 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:56,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:56,509 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 118 proven. 8 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-09 09:55:58,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:58,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2155 states to 1739 states and 2155 transitions. [2018-12-09 09:55:58,814 INFO L276 IsEmpty]: Start isEmpty. Operand 1739 states and 2155 transitions. [2018-12-09 09:55:58,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-09 09:55:58,817 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:58,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:58,896 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 118 proven. 8 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-09 09:55:59,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:59,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2160 states to 1745 states and 2160 transitions. [2018-12-09 09:55:59,060 INFO L276 IsEmpty]: Start isEmpty. Operand 1745 states and 2160 transitions. [2018-12-09 09:55:59,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-09 09:55:59,061 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:59,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:59,115 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 118 proven. 8 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-09 09:55:59,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:55:59,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2167 states to 1752 states and 2167 transitions. [2018-12-09 09:55:59,631 INFO L276 IsEmpty]: Start isEmpty. Operand 1752 states and 2167 transitions. [2018-12-09 09:55:59,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-09 09:55:59,632 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:55:59,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:55:59,688 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 118 proven. 8 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-09 09:56:00,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:56:00,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2180 states to 1766 states and 2180 transitions. [2018-12-09 09:56:00,554 INFO L276 IsEmpty]: Start isEmpty. Operand 1766 states and 2180 transitions. [2018-12-09 09:56:00,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-12-09 09:56:00,556 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:56:00,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:56:00,589 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-12-09 09:56:00,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:56:00,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2184 states to 1771 states and 2184 transitions. [2018-12-09 09:56:00,876 INFO L276 IsEmpty]: Start isEmpty. Operand 1771 states and 2184 transitions. [2018-12-09 09:56:00,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-12-09 09:56:00,877 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:56:00,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:56:00,901 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-12-09 09:56:01,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:56:01,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2191 states to 1776 states and 2191 transitions. [2018-12-09 09:56:01,583 INFO L276 IsEmpty]: Start isEmpty. Operand 1776 states and 2191 transitions. [2018-12-09 09:56:01,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-12-09 09:56:01,583 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:56:01,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:56:01,607 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-12-09 09:56:01,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:56:01,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2193 states to 1779 states and 2193 transitions. [2018-12-09 09:56:01,772 INFO L276 IsEmpty]: Start isEmpty. Operand 1779 states and 2193 transitions. [2018-12-09 09:56:01,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-12-09 09:56:01,772 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:56:01,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:56:01,796 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-12-09 09:56:02,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:56:02,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2194 states to 1781 states and 2194 transitions. [2018-12-09 09:56:02,118 INFO L276 IsEmpty]: Start isEmpty. Operand 1781 states and 2194 transitions. [2018-12-09 09:56:02,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-12-09 09:56:02,120 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:56:02,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:56:02,165 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-12-09 09:56:02,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:56:02,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2194 states to 1782 states and 2194 transitions. [2018-12-09 09:56:02,192 INFO L276 IsEmpty]: Start isEmpty. Operand 1782 states and 2194 transitions. [2018-12-09 09:56:02,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-12-09 09:56:02,193 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:56:02,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:56:02,217 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-09 09:56:02,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:56:02,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2198 states to 1786 states and 2198 transitions. [2018-12-09 09:56:02,462 INFO L276 IsEmpty]: Start isEmpty. Operand 1786 states and 2198 transitions. [2018-12-09 09:56:02,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-12-09 09:56:02,462 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:56:02,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:56:02,487 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-09 09:56:02,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:56:02,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2201 states to 1789 states and 2201 transitions. [2018-12-09 09:56:02,732 INFO L276 IsEmpty]: Start isEmpty. Operand 1789 states and 2201 transitions. [2018-12-09 09:56:02,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-12-09 09:56:02,733 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:56:02,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:56:02,800 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 130 proven. 10 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-12-09 09:56:03,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:56:03,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2242 states to 1827 states and 2242 transitions. [2018-12-09 09:56:03,670 INFO L276 IsEmpty]: Start isEmpty. Operand 1827 states and 2242 transitions. [2018-12-09 09:56:03,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-12-09 09:56:03,671 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:56:03,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:56:03,695 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 09:56:03,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:56:03,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2248 states to 1833 states and 2248 transitions. [2018-12-09 09:56:03,984 INFO L276 IsEmpty]: Start isEmpty. Operand 1833 states and 2248 transitions. [2018-12-09 09:56:03,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-12-09 09:56:03,985 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:56:03,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:56:04,010 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 09:56:04,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:56:04,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2249 states to 1835 states and 2249 transitions. [2018-12-09 09:56:04,166 INFO L276 IsEmpty]: Start isEmpty. Operand 1835 states and 2249 transitions. [2018-12-09 09:56:04,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-12-09 09:56:04,167 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:56:04,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:56:04,191 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 09:56:04,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:56:04,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2255 states to 1841 states and 2255 transitions. [2018-12-09 09:56:04,472 INFO L276 IsEmpty]: Start isEmpty. Operand 1841 states and 2255 transitions. [2018-12-09 09:56:04,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-12-09 09:56:04,473 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:56:04,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:56:04,497 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 09:56:04,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:56:04,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2256 states to 1843 states and 2256 transitions. [2018-12-09 09:56:04,680 INFO L276 IsEmpty]: Start isEmpty. Operand 1843 states and 2256 transitions. [2018-12-09 09:56:04,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-12-09 09:56:04,681 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:56:04,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:56:04,704 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-12-09 09:56:04,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:56:04,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2260 states to 1846 states and 2260 transitions. [2018-12-09 09:56:04,863 INFO L276 IsEmpty]: Start isEmpty. Operand 1846 states and 2260 transitions. [2018-12-09 09:56:04,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-12-09 09:56:04,864 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:56:04,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:56:04,905 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 167 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-09 09:56:05,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:56:05,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2261 states to 1848 states and 2261 transitions. [2018-12-09 09:56:05,298 INFO L276 IsEmpty]: Start isEmpty. Operand 1848 states and 2261 transitions. [2018-12-09 09:56:05,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-12-09 09:56:05,299 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:56:05,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:56:05,333 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 126 proven. 3 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-09 09:56:06,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:56:06,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2289 states to 1871 states and 2289 transitions. [2018-12-09 09:56:06,520 INFO L276 IsEmpty]: Start isEmpty. Operand 1871 states and 2289 transitions. [2018-12-09 09:56:06,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-12-09 09:56:06,521 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:56:06,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:56:06,552 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 126 proven. 3 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-09 09:56:06,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:56:06,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2292 states to 1874 states and 2292 transitions. [2018-12-09 09:56:06,908 INFO L276 IsEmpty]: Start isEmpty. Operand 1874 states and 2292 transitions. [2018-12-09 09:56:06,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-12-09 09:56:06,909 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:56:06,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:56:06,934 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 163 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-09 09:56:06,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:56:06,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2303 states to 1886 states and 2303 transitions. [2018-12-09 09:56:06,979 INFO L276 IsEmpty]: Start isEmpty. Operand 1886 states and 2303 transitions. [2018-12-09 09:56:06,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-12-09 09:56:06,980 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:56:06,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:56:07,008 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-12-09 09:56:07,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:56:07,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2310 states to 1893 states and 2310 transitions. [2018-12-09 09:56:07,176 INFO L276 IsEmpty]: Start isEmpty. Operand 1893 states and 2310 transitions. [2018-12-09 09:56:07,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-12-09 09:56:07,176 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:56:07,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:56:07,204 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-12-09 09:56:07,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:56:07,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2320 states to 1904 states and 2320 transitions. [2018-12-09 09:56:07,393 INFO L276 IsEmpty]: Start isEmpty. Operand 1904 states and 2320 transitions. [2018-12-09 09:56:07,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-12-09 09:56:07,394 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:56:07,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:56:07,421 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-12-09 09:56:07,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:56:07,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2323 states to 1908 states and 2323 transitions. [2018-12-09 09:56:07,591 INFO L276 IsEmpty]: Start isEmpty. Operand 1908 states and 2323 transitions. [2018-12-09 09:56:07,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-12-09 09:56:07,592 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:56:07,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:56:07,621 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-12-09 09:56:07,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:56:07,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2323 states to 1909 states and 2323 transitions. [2018-12-09 09:56:07,820 INFO L276 IsEmpty]: Start isEmpty. Operand 1909 states and 2323 transitions. [2018-12-09 09:56:07,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-12-09 09:56:07,820 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:56:07,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:56:07,880 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 116 proven. 10 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-12-09 09:56:09,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:56:09,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2349 states to 1934 states and 2349 transitions. [2018-12-09 09:56:09,509 INFO L276 IsEmpty]: Start isEmpty. Operand 1934 states and 2349 transitions. [2018-12-09 09:56:09,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-12-09 09:56:09,510 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:56:09,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:56:09,536 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-09 09:56:10,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:56:10,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2390 states to 1969 states and 2390 transitions. [2018-12-09 09:56:10,552 INFO L276 IsEmpty]: Start isEmpty. Operand 1969 states and 2390 transitions. [2018-12-09 09:56:10,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-12-09 09:56:10,554 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:56:10,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:56:10,624 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-09 09:56:11,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:56:11,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2392 states to 1972 states and 2392 transitions. [2018-12-09 09:56:11,614 INFO L276 IsEmpty]: Start isEmpty. Operand 1972 states and 2392 transitions. [2018-12-09 09:56:11,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-12-09 09:56:11,615 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:56:11,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:56:11,645 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-09 09:56:11,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:56:11,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2396 states to 1975 states and 2396 transitions. [2018-12-09 09:56:11,997 INFO L276 IsEmpty]: Start isEmpty. Operand 1975 states and 2396 transitions. [2018-12-09 09:56:11,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-12-09 09:56:11,998 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:56:12,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:56:12,024 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-09 09:56:12,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:56:12,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2398 states to 1978 states and 2398 transitions. [2018-12-09 09:56:12,351 INFO L276 IsEmpty]: Start isEmpty. Operand 1978 states and 2398 transitions. [2018-12-09 09:56:12,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-12-09 09:56:12,352 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:56:12,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:56:12,403 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 131 proven. 15 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-09 09:56:12,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:56:12,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2424 states to 2004 states and 2424 transitions. [2018-12-09 09:56:12,861 INFO L276 IsEmpty]: Start isEmpty. Operand 2004 states and 2424 transitions. [2018-12-09 09:56:12,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-12-09 09:56:12,862 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:56:12,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:56:12,902 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 131 proven. 15 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-09 09:56:12,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:56:12,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2424 states to 2005 states and 2424 transitions. [2018-12-09 09:56:12,940 INFO L276 IsEmpty]: Start isEmpty. Operand 2005 states and 2424 transitions. [2018-12-09 09:56:12,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-12-09 09:56:12,941 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:56:12,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:56:12,992 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 170 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 09:56:15,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:56:15,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2462 states to 2033 states and 2462 transitions. [2018-12-09 09:56:15,819 INFO L276 IsEmpty]: Start isEmpty. Operand 2033 states and 2462 transitions. [2018-12-09 09:56:15,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-12-09 09:56:15,821 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:56:15,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:56:15,891 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 170 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 09:56:17,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:56:17,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2467 states to 2038 states and 2467 transitions. [2018-12-09 09:56:17,246 INFO L276 IsEmpty]: Start isEmpty. Operand 2038 states and 2467 transitions. [2018-12-09 09:56:17,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-12-09 09:56:17,249 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:56:17,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:56:17,320 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 170 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 09:56:18,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:56:18,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2468 states to 2040 states and 2468 transitions. [2018-12-09 09:56:18,552 INFO L276 IsEmpty]: Start isEmpty. Operand 2040 states and 2468 transitions. [2018-12-09 09:56:18,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-12-09 09:56:18,553 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:56:18,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:56:18,586 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-09 09:56:19,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:56:19,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2479 states to 2050 states and 2479 transitions. [2018-12-09 09:56:19,384 INFO L276 IsEmpty]: Start isEmpty. Operand 2050 states and 2479 transitions. [2018-12-09 09:56:19,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-12-09 09:56:19,385 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:56:19,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:56:19,414 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-09 09:56:19,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:56:19,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2482 states to 2053 states and 2482 transitions. [2018-12-09 09:56:19,736 INFO L276 IsEmpty]: Start isEmpty. Operand 2053 states and 2482 transitions. [2018-12-09 09:56:19,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-12-09 09:56:19,737 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:56:19,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:56:19,764 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 172 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-09 09:56:20,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:56:20,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2483 states to 2055 states and 2483 transitions. [2018-12-09 09:56:20,032 INFO L276 IsEmpty]: Start isEmpty. Operand 2055 states and 2483 transitions. [2018-12-09 09:56:20,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-12-09 09:56:20,033 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:56:20,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:56:20,064 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-12-09 09:56:20,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:56:20,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2494 states to 2067 states and 2494 transitions. [2018-12-09 09:56:20,262 INFO L276 IsEmpty]: Start isEmpty. Operand 2067 states and 2494 transitions. [2018-12-09 09:56:20,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-12-09 09:56:20,263 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:56:20,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:56:20,294 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-12-09 09:56:20,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:56:20,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2498 states to 2071 states and 2498 transitions. [2018-12-09 09:56:20,480 INFO L276 IsEmpty]: Start isEmpty. Operand 2071 states and 2498 transitions. [2018-12-09 09:56:20,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-12-09 09:56:20,481 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:56:20,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:56:21,352 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-12-09 09:56:23,299 WARN L180 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 45 [2018-12-09 09:56:24,967 WARN L180 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 40 [2018-12-09 09:56:28,972 WARN L180 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 37 [2018-12-09 09:56:30,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:56:30,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2550 states to 2122 states and 2550 transitions. [2018-12-09 09:56:30,372 INFO L276 IsEmpty]: Start isEmpty. Operand 2122 states and 2550 transitions. [2018-12-09 09:56:30,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-12-09 09:56:30,373 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:56:30,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:56:30,457 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-12-09 09:56:30,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:56:30,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2555 states to 2128 states and 2555 transitions. [2018-12-09 09:56:30,756 INFO L276 IsEmpty]: Start isEmpty. Operand 2128 states and 2555 transitions. [2018-12-09 09:56:30,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-12-09 09:56:30,757 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:56:30,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:56:30,789 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 200 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-09 09:56:31,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:56:31,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2558 states to 2131 states and 2558 transitions. [2018-12-09 09:56:31,113 INFO L276 IsEmpty]: Start isEmpty. Operand 2131 states and 2558 transitions. [2018-12-09 09:56:31,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-12-09 09:56:31,114 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:56:31,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:56:31,183 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 189 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 09:56:32,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:56:32,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2591 states to 2163 states and 2591 transitions. [2018-12-09 09:56:32,572 INFO L276 IsEmpty]: Start isEmpty. Operand 2163 states and 2591 transitions. [2018-12-09 09:56:32,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-12-09 09:56:32,574 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:56:32,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:56:32,603 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 189 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 09:56:33,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:56:33,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2608 states to 2178 states and 2608 transitions. [2018-12-09 09:56:33,759 INFO L276 IsEmpty]: Start isEmpty. Operand 2178 states and 2608 transitions. [2018-12-09 09:56:33,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-12-09 09:56:33,760 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:56:33,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:56:33,788 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 189 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 09:56:35,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:56:35,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2640 states to 2210 states and 2640 transitions. [2018-12-09 09:56:35,051 INFO L276 IsEmpty]: Start isEmpty. Operand 2210 states and 2640 transitions. [2018-12-09 09:56:35,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-12-09 09:56:35,053 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:56:35,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:56:35,089 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 189 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 09:56:35,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:56:35,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2656 states to 2225 states and 2656 transitions. [2018-12-09 09:56:35,968 INFO L276 IsEmpty]: Start isEmpty. Operand 2225 states and 2656 transitions. [2018-12-09 09:56:35,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-12-09 09:56:35,969 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:56:35,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:56:35,998 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 189 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 09:56:36,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:56:36,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2657 states to 2227 states and 2657 transitions. [2018-12-09 09:56:36,383 INFO L276 IsEmpty]: Start isEmpty. Operand 2227 states and 2657 transitions. [2018-12-09 09:56:36,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-12-09 09:56:36,384 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:56:36,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:56:37,189 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-12-09 09:56:40,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:56:40,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2723 states to 2293 states and 2723 transitions. [2018-12-09 09:56:40,707 INFO L276 IsEmpty]: Start isEmpty. Operand 2293 states and 2723 transitions. [2018-12-09 09:56:40,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-12-09 09:56:40,708 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:56:40,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:56:40,790 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-12-09 09:56:41,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:56:41,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2728 states to 2299 states and 2728 transitions. [2018-12-09 09:56:41,090 INFO L276 IsEmpty]: Start isEmpty. Operand 2299 states and 2728 transitions. [2018-12-09 09:56:41,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-12-09 09:56:41,091 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:56:41,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:56:41,153 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-12-09 09:56:41,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:56:41,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2730 states to 2301 states and 2730 transitions. [2018-12-09 09:56:41,717 INFO L276 IsEmpty]: Start isEmpty. Operand 2301 states and 2730 transitions. [2018-12-09 09:56:41,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-12-09 09:56:41,718 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:56:41,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:56:41,765 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2018-12-09 09:56:45,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:56:45,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2811 states to 2380 states and 2811 transitions. [2018-12-09 09:56:45,848 INFO L276 IsEmpty]: Start isEmpty. Operand 2380 states and 2811 transitions. [2018-12-09 09:56:45,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-12-09 09:56:45,850 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:56:45,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:56:45,912 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 205 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-12-09 09:56:47,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:56:47,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2841 states to 2411 states and 2841 transitions. [2018-12-09 09:56:47,018 INFO L276 IsEmpty]: Start isEmpty. Operand 2411 states and 2841 transitions. [2018-12-09 09:56:47,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-12-09 09:56:47,019 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:56:47,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:56:47,072 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 205 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-12-09 09:56:47,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:56:47,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2841 states to 2412 states and 2841 transitions. [2018-12-09 09:56:47,325 INFO L276 IsEmpty]: Start isEmpty. Operand 2412 states and 2841 transitions. [2018-12-09 09:56:47,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-12-09 09:56:47,326 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:56:47,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:56:48,485 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 240 proven. 28 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-09 09:56:51,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:56:51,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2869 states to 2432 states and 2869 transitions. [2018-12-09 09:56:51,127 INFO L276 IsEmpty]: Start isEmpty. Operand 2432 states and 2869 transitions. [2018-12-09 09:56:51,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-12-09 09:56:51,128 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:56:51,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:56:51,193 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 200 proven. 1 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-12-09 09:56:52,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:56:52,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2902 states to 2460 states and 2902 transitions. [2018-12-09 09:56:52,296 INFO L276 IsEmpty]: Start isEmpty. Operand 2460 states and 2902 transitions. [2018-12-09 09:56:52,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-12-09 09:56:52,298 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:56:52,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:56:52,364 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 200 proven. 1 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-12-09 09:56:56,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:56:56,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2928 states to 2485 states and 2928 transitions. [2018-12-09 09:56:56,488 INFO L276 IsEmpty]: Start isEmpty. Operand 2485 states and 2928 transitions. [2018-12-09 09:56:56,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-12-09 09:56:56,490 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:56:56,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:56:56,562 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 200 proven. 1 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-12-09 09:57:00,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:57:00,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2958 states to 2510 states and 2958 transitions. [2018-12-09 09:57:00,151 INFO L276 IsEmpty]: Start isEmpty. Operand 2510 states and 2958 transitions. [2018-12-09 09:57:00,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-12-09 09:57:00,152 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:57:00,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:57:00,214 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 200 proven. 1 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-12-09 09:57:01,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:57:01,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2976 states to 2527 states and 2976 transitions. [2018-12-09 09:57:01,873 INFO L276 IsEmpty]: Start isEmpty. Operand 2527 states and 2976 transitions. [2018-12-09 09:57:01,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-12-09 09:57:01,875 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:57:01,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:57:01,952 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 200 proven. 1 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-12-09 09:57:02,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:57:02,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3000 states to 2552 states and 3000 transitions. [2018-12-09 09:57:02,925 INFO L276 IsEmpty]: Start isEmpty. Operand 2552 states and 3000 transitions. [2018-12-09 09:57:02,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-12-09 09:57:02,926 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:57:02,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:57:02,993 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 200 proven. 1 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-12-09 09:57:03,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:57:03,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3005 states to 2558 states and 3005 transitions. [2018-12-09 09:57:03,535 INFO L276 IsEmpty]: Start isEmpty. Operand 2558 states and 3005 transitions. [2018-12-09 09:57:03,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-12-09 09:57:03,536 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:57:03,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:57:03,604 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 200 proven. 1 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-12-09 09:57:04,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:57:04,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3012 states to 2562 states and 3012 transitions. [2018-12-09 09:57:04,643 INFO L276 IsEmpty]: Start isEmpty. Operand 2562 states and 3012 transitions. [2018-12-09 09:57:04,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-12-09 09:57:04,644 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:57:04,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:57:04,712 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 200 proven. 1 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-12-09 09:57:05,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:57:05,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3012 states to 2563 states and 3012 transitions. [2018-12-09 09:57:05,108 INFO L276 IsEmpty]: Start isEmpty. Operand 2563 states and 3012 transitions. [2018-12-09 09:57:05,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-12-09 09:57:05,109 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:57:05,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:57:05,175 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 200 proven. 1 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-12-09 09:57:05,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:57:05,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3014 states to 2564 states and 3014 transitions. [2018-12-09 09:57:05,634 INFO L276 IsEmpty]: Start isEmpty. Operand 2564 states and 3014 transitions. [2018-12-09 09:57:05,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-12-09 09:57:05,635 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:57:05,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:57:05,865 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 276 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-09 09:57:09,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:57:09,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3023 states to 2571 states and 3023 transitions. [2018-12-09 09:57:09,334 INFO L276 IsEmpty]: Start isEmpty. Operand 2571 states and 3023 transitions. [2018-12-09 09:57:09,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-12-09 09:57:09,335 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:57:09,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:57:11,664 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 208 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-12-09 09:57:14,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:57:14,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3100 states to 2646 states and 3100 transitions. [2018-12-09 09:57:14,902 INFO L276 IsEmpty]: Start isEmpty. Operand 2646 states and 3100 transitions. [2018-12-09 09:57:14,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-12-09 09:57:14,903 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:57:14,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:57:14,998 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 208 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-12-09 09:57:15,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:57:15,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3102 states to 2649 states and 3102 transitions. [2018-12-09 09:57:15,479 INFO L276 IsEmpty]: Start isEmpty. Operand 2649 states and 3102 transitions. [2018-12-09 09:57:15,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-12-09 09:57:15,480 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:57:15,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:57:15,535 INFO L134 CoverageAnalysis]: Checked inductivity of 283 backedges. 240 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-09 09:57:15,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:57:15,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3103 states to 2651 states and 3103 transitions. [2018-12-09 09:57:15,734 INFO L276 IsEmpty]: Start isEmpty. Operand 2651 states and 3103 transitions. [2018-12-09 09:57:15,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-12-09 09:57:15,736 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:57:15,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:57:16,008 INFO L134 CoverageAnalysis]: Checked inductivity of 267 backedges. 220 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-12-09 09:57:17,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:57:17,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3134 states to 2678 states and 3134 transitions. [2018-12-09 09:57:17,350 INFO L276 IsEmpty]: Start isEmpty. Operand 2678 states and 3134 transitions. [2018-12-09 09:57:17,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-12-09 09:57:17,352 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:57:17,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:57:17,424 INFO L134 CoverageAnalysis]: Checked inductivity of 267 backedges. 220 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-12-09 09:57:18,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:57:18,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3160 states to 2704 states and 3160 transitions. [2018-12-09 09:57:18,745 INFO L276 IsEmpty]: Start isEmpty. Operand 2704 states and 3160 transitions. [2018-12-09 09:57:18,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-12-09 09:57:18,746 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:57:18,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:57:18,819 INFO L134 CoverageAnalysis]: Checked inductivity of 267 backedges. 220 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-12-09 09:57:20,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:57:20,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3177 states to 2720 states and 3177 transitions. [2018-12-09 09:57:20,176 INFO L276 IsEmpty]: Start isEmpty. Operand 2720 states and 3177 transitions. [2018-12-09 09:57:20,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-12-09 09:57:20,179 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:57:20,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:57:20,260 INFO L134 CoverageAnalysis]: Checked inductivity of 267 backedges. 220 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-12-09 09:57:20,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:57:20,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3179 states to 2723 states and 3179 transitions. [2018-12-09 09:57:20,917 INFO L276 IsEmpty]: Start isEmpty. Operand 2723 states and 3179 transitions. [2018-12-09 09:57:20,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-12-09 09:57:20,919 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:57:20,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:57:20,997 INFO L134 CoverageAnalysis]: Checked inductivity of 267 backedges. 220 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-12-09 09:57:21,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:57:21,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3190 states to 2735 states and 3190 transitions. [2018-12-09 09:57:21,702 INFO L276 IsEmpty]: Start isEmpty. Operand 2735 states and 3190 transitions. [2018-12-09 09:57:21,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-12-09 09:57:21,703 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:57:21,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:57:21,735 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 281 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-12-09 09:57:22,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:57:22,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3203 states to 2741 states and 3203 transitions. [2018-12-09 09:57:22,630 INFO L276 IsEmpty]: Start isEmpty. Operand 2741 states and 3203 transitions. [2018-12-09 09:57:22,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-12-09 09:57:22,632 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:57:22,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:57:22,728 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 229 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-12-09 09:57:26,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:57:26,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3223 states to 2759 states and 3223 transitions. [2018-12-09 09:57:26,354 INFO L276 IsEmpty]: Start isEmpty. Operand 2759 states and 3223 transitions. [2018-12-09 09:57:26,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-12-09 09:57:26,355 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:57:26,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:57:26,450 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 229 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-12-09 09:57:28,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:57:28,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3235 states to 2772 states and 3235 transitions. [2018-12-09 09:57:28,214 INFO L276 IsEmpty]: Start isEmpty. Operand 2772 states and 3235 transitions. [2018-12-09 09:57:28,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-12-09 09:57:28,216 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:57:28,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:57:29,500 INFO L134 CoverageAnalysis]: Checked inductivity of 299 backedges. 252 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-12-09 09:57:35,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:57:35,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3309 states to 2844 states and 3309 transitions. [2018-12-09 09:57:35,339 INFO L276 IsEmpty]: Start isEmpty. Operand 2844 states and 3309 transitions. [2018-12-09 09:57:35,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-12-09 09:57:35,341 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:57:35,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:57:35,461 INFO L134 CoverageAnalysis]: Checked inductivity of 299 backedges. 252 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-12-09 09:57:35,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:57:35,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3311 states to 2847 states and 3311 transitions. [2018-12-09 09:57:35,897 INFO L276 IsEmpty]: Start isEmpty. Operand 2847 states and 3311 transitions. [2018-12-09 09:57:35,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-12-09 09:57:35,899 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:57:35,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:57:36,019 INFO L134 CoverageAnalysis]: Checked inductivity of 299 backedges. 252 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-12-09 09:57:36,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:57:36,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3311 states to 2848 states and 3311 transitions. [2018-12-09 09:57:36,351 INFO L276 IsEmpty]: Start isEmpty. Operand 2848 states and 3311 transitions. [2018-12-09 09:57:36,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-12-09 09:57:36,352 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:57:36,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:57:37,537 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 292 proven. 61 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-09 09:57:42,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:57:42,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3366 states to 2887 states and 3366 transitions. [2018-12-09 09:57:42,524 INFO L276 IsEmpty]: Start isEmpty. Operand 2887 states and 3366 transitions. [2018-12-09 09:57:42,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-12-09 09:57:42,528 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:57:42,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:57:42,967 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 292 proven. 61 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-09 09:57:43,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:57:43,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3373 states to 2894 states and 3373 transitions. [2018-12-09 09:57:43,930 INFO L276 IsEmpty]: Start isEmpty. Operand 2894 states and 3373 transitions. [2018-12-09 09:57:43,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-12-09 09:57:43,932 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:57:43,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:57:44,363 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 292 proven. 61 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-09 09:57:45,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:57:45,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3381 states to 2899 states and 3381 transitions. [2018-12-09 09:57:45,849 INFO L276 IsEmpty]: Start isEmpty. Operand 2899 states and 3381 transitions. [2018-12-09 09:57:45,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-12-09 09:57:45,850 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:57:45,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:57:46,348 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 292 proven. 61 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-09 09:57:47,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:57:47,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3385 states to 2902 states and 3385 transitions. [2018-12-09 09:57:47,241 INFO L276 IsEmpty]: Start isEmpty. Operand 2902 states and 3385 transitions. [2018-12-09 09:57:47,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-12-09 09:57:47,242 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:57:47,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:57:47,672 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 292 proven. 61 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-09 09:57:48,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:57:48,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3387 states to 2905 states and 3387 transitions. [2018-12-09 09:57:48,166 INFO L276 IsEmpty]: Start isEmpty. Operand 2905 states and 3387 transitions. [2018-12-09 09:57:48,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-12-09 09:57:48,167 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:57:48,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:57:48,604 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 292 proven. 61 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-09 09:57:49,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:57:49,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3392 states to 2907 states and 3392 transitions. [2018-12-09 09:57:49,164 INFO L276 IsEmpty]: Start isEmpty. Operand 2907 states and 3392 transitions. [2018-12-09 09:57:49,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-12-09 09:57:49,166 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:57:49,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:57:49,607 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 292 proven. 61 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-09 09:57:50,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:57:50,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3394 states to 2909 states and 3394 transitions. [2018-12-09 09:57:50,128 INFO L276 IsEmpty]: Start isEmpty. Operand 2909 states and 3394 transitions. [2018-12-09 09:57:50,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-12-09 09:57:50,129 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:57:50,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:57:50,237 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 267 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-12-09 09:57:52,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:57:52,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3430 states to 2943 states and 3430 transitions. [2018-12-09 09:57:52,693 INFO L276 IsEmpty]: Start isEmpty. Operand 2943 states and 3430 transitions. [2018-12-09 09:57:52,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-12-09 09:57:52,695 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:57:52,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:57:52,796 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 267 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-12-09 09:57:55,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:57:55,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3434 states to 2948 states and 3434 transitions. [2018-12-09 09:57:55,203 INFO L276 IsEmpty]: Start isEmpty. Operand 2948 states and 3434 transitions. [2018-12-09 09:57:55,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-12-09 09:57:55,204 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:57:55,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:57:57,294 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 291 proven. 68 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-09 09:58:05,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:58:05,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3478 states to 2976 states and 3478 transitions. [2018-12-09 09:58:05,593 INFO L276 IsEmpty]: Start isEmpty. Operand 2976 states and 3478 transitions. [2018-12-09 09:58:05,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-12-09 09:58:05,595 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:58:05,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:58:06,319 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 291 proven. 68 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-09 09:58:09,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:58:09,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3484 states to 2983 states and 3484 transitions. [2018-12-09 09:58:09,132 INFO L276 IsEmpty]: Start isEmpty. Operand 2983 states and 3484 transitions. [2018-12-09 09:58:09,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-12-09 09:58:09,134 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:58:09,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:58:09,743 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 291 proven. 68 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-09 09:58:10,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:58:10,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3491 states to 2988 states and 3491 transitions. [2018-12-09 09:58:10,734 INFO L276 IsEmpty]: Start isEmpty. Operand 2988 states and 3491 transitions. [2018-12-09 09:58:10,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-12-09 09:58:10,736 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:58:10,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:58:11,354 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 291 proven. 68 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-09 09:58:12,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:58:12,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3495 states to 2991 states and 3495 transitions. [2018-12-09 09:58:12,401 INFO L276 IsEmpty]: Start isEmpty. Operand 2991 states and 3495 transitions. [2018-12-09 09:58:12,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-12-09 09:58:12,402 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:58:12,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:58:13,013 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 291 proven. 68 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-09 09:58:14,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:58:14,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3497 states to 2993 states and 3497 transitions. [2018-12-09 09:58:14,238 INFO L276 IsEmpty]: Start isEmpty. Operand 2993 states and 3497 transitions. [2018-12-09 09:58:14,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-12-09 09:58:14,240 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:58:14,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:58:15,428 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 291 proven. 68 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-09 09:58:15,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:58:15,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3499 states to 2996 states and 3499 transitions. [2018-12-09 09:58:15,981 INFO L276 IsEmpty]: Start isEmpty. Operand 2996 states and 3499 transitions. [2018-12-09 09:58:15,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-12-09 09:58:15,982 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:58:15,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:58:16,599 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 291 proven. 68 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-09 09:58:17,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:58:17,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3504 states to 2998 states and 3504 transitions. [2018-12-09 09:58:17,120 INFO L276 IsEmpty]: Start isEmpty. Operand 2998 states and 3504 transitions. [2018-12-09 09:58:17,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2018-12-09 09:58:17,122 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:58:17,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:58:17,436 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 288 proven. 4 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-12-09 09:58:19,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:58:19,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3568 states to 3054 states and 3568 transitions. [2018-12-09 09:58:19,465 INFO L276 IsEmpty]: Start isEmpty. Operand 3054 states and 3568 transitions. [2018-12-09 09:58:19,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2018-12-09 09:58:19,467 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:58:19,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:58:19,569 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 288 proven. 4 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-12-09 09:58:21,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:58:21,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3607 states to 3089 states and 3607 transitions. [2018-12-09 09:58:21,878 INFO L276 IsEmpty]: Start isEmpty. Operand 3089 states and 3607 transitions. [2018-12-09 09:58:21,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2018-12-09 09:58:21,879 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:58:21,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:58:21,985 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 288 proven. 4 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-12-09 09:58:25,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:58:25,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3621 states to 3103 states and 3621 transitions. [2018-12-09 09:58:25,676 INFO L276 IsEmpty]: Start isEmpty. Operand 3103 states and 3621 transitions. [2018-12-09 09:58:25,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2018-12-09 09:58:25,677 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:58:25,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:58:25,788 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 288 proven. 4 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-12-09 09:58:27,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:58:27,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3633 states to 3115 states and 3633 transitions. [2018-12-09 09:58:27,852 INFO L276 IsEmpty]: Start isEmpty. Operand 3115 states and 3633 transitions. [2018-12-09 09:58:27,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-12-09 09:58:27,854 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:58:27,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:58:27,949 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 291 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-12-09 09:58:28,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:58:28,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3641 states to 3122 states and 3641 transitions. [2018-12-09 09:58:28,852 INFO L276 IsEmpty]: Start isEmpty. Operand 3122 states and 3641 transitions. [2018-12-09 09:58:28,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-12-09 09:58:28,854 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:58:28,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:58:28,950 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 291 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-12-09 09:58:29,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:58:29,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3648 states to 3130 states and 3648 transitions. [2018-12-09 09:58:29,675 INFO L276 IsEmpty]: Start isEmpty. Operand 3130 states and 3648 transitions. [2018-12-09 09:58:29,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-12-09 09:58:29,676 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:58:29,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:58:29,765 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 291 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-12-09 09:58:31,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:58:31,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3651 states to 3133 states and 3651 transitions. [2018-12-09 09:58:31,559 INFO L276 IsEmpty]: Start isEmpty. Operand 3133 states and 3651 transitions. [2018-12-09 09:58:31,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-12-09 09:58:31,562 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:58:31,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:58:31,676 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 291 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-12-09 09:58:32,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:58:32,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3666 states to 3149 states and 3666 transitions. [2018-12-09 09:58:32,588 INFO L276 IsEmpty]: Start isEmpty. Operand 3149 states and 3666 transitions. [2018-12-09 09:58:32,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-12-09 09:58:32,590 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:58:32,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:58:32,680 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 195 proven. 15 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2018-12-09 09:58:34,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:58:34,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3703 states to 3178 states and 3703 transitions. [2018-12-09 09:58:34,398 INFO L276 IsEmpty]: Start isEmpty. Operand 3178 states and 3703 transitions. [2018-12-09 09:58:34,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-12-09 09:58:34,400 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:58:34,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:58:34,502 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 195 proven. 15 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2018-12-09 09:58:37,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:58:37,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3738 states to 3205 states and 3738 transitions. [2018-12-09 09:58:37,299 INFO L276 IsEmpty]: Start isEmpty. Operand 3205 states and 3738 transitions. [2018-12-09 09:58:37,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-12-09 09:58:37,301 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:58:37,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:58:37,401 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 195 proven. 15 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2018-12-09 09:58:39,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:58:39,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3762 states to 3226 states and 3762 transitions. [2018-12-09 09:58:39,699 INFO L276 IsEmpty]: Start isEmpty. Operand 3226 states and 3762 transitions. [2018-12-09 09:58:39,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-12-09 09:58:39,701 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:58:39,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:58:39,805 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 195 proven. 15 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2018-12-09 09:58:40,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:58:40,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3773 states to 3238 states and 3773 transitions. [2018-12-09 09:58:40,806 INFO L276 IsEmpty]: Start isEmpty. Operand 3238 states and 3773 transitions. [2018-12-09 09:58:40,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-12-09 09:58:40,808 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:58:40,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:58:40,917 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 195 proven. 15 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2018-12-09 09:58:44,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:58:44,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3789 states to 3251 states and 3789 transitions. [2018-12-09 09:58:44,922 INFO L276 IsEmpty]: Start isEmpty. Operand 3251 states and 3789 transitions. [2018-12-09 09:58:44,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-12-09 09:58:44,924 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:58:44,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:58:45,035 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 195 proven. 15 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2018-12-09 09:58:45,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:58:45,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3800 states to 3262 states and 3800 transitions. [2018-12-09 09:58:45,607 INFO L276 IsEmpty]: Start isEmpty. Operand 3262 states and 3800 transitions. [2018-12-09 09:58:45,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-12-09 09:58:45,608 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:58:45,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:58:45,702 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 195 proven. 15 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2018-12-09 09:58:46,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:58:46,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3811 states to 3274 states and 3811 transitions. [2018-12-09 09:58:46,165 INFO L276 IsEmpty]: Start isEmpty. Operand 3274 states and 3811 transitions. [2018-12-09 09:58:46,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-12-09 09:58:46,167 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:58:46,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:58:46,263 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 195 proven. 15 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2018-12-09 09:58:49,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:58:49,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3816 states to 3279 states and 3816 transitions. [2018-12-09 09:58:49,644 INFO L276 IsEmpty]: Start isEmpty. Operand 3279 states and 3816 transitions. [2018-12-09 09:58:49,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-12-09 09:58:49,645 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:58:49,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:58:49,750 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 195 proven. 15 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2018-12-09 09:58:50,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:58:50,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3816 states to 3280 states and 3816 transitions. [2018-12-09 09:58:50,436 INFO L276 IsEmpty]: Start isEmpty. Operand 3280 states and 3816 transitions. [2018-12-09 09:58:50,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-12-09 09:58:50,438 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:58:50,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:58:50,615 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 195 proven. 15 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2018-12-09 09:58:51,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:58:51,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3817 states to 3281 states and 3817 transitions. [2018-12-09 09:58:51,859 INFO L276 IsEmpty]: Start isEmpty. Operand 3281 states and 3817 transitions. [2018-12-09 09:58:51,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2018-12-09 09:58:51,861 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:58:51,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:58:51,927 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 200 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2018-12-09 09:58:52,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:58:52,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3820 states to 3285 states and 3820 transitions. [2018-12-09 09:58:52,213 INFO L276 IsEmpty]: Start isEmpty. Operand 3285 states and 3820 transitions. [2018-12-09 09:58:52,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2018-12-09 09:58:52,215 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:58:52,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:58:52,287 INFO L134 CoverageAnalysis]: Checked inductivity of 422 backedges. 152 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-12-09 09:58:52,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:58:52,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3820 states to 3286 states and 3820 transitions. [2018-12-09 09:58:52,359 INFO L276 IsEmpty]: Start isEmpty. Operand 3286 states and 3820 transitions. [2018-12-09 09:58:52,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-12-09 09:58:52,361 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:58:52,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:58:52,509 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 388 proven. 6 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-09 09:58:55,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:58:55,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3844 states to 3304 states and 3844 transitions. [2018-12-09 09:58:55,335 INFO L276 IsEmpty]: Start isEmpty. Operand 3304 states and 3844 transitions. [2018-12-09 09:58:55,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-12-09 09:58:55,337 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:58:55,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:58:55,462 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 388 proven. 6 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-09 09:58:55,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:58:55,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3854 states to 3312 states and 3854 transitions. [2018-12-09 09:58:55,965 INFO L276 IsEmpty]: Start isEmpty. Operand 3312 states and 3854 transitions. [2018-12-09 09:58:55,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-12-09 09:58:55,967 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:58:55,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:58:56,092 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 388 proven. 6 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-09 09:58:58,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:58:58,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3863 states to 3322 states and 3863 transitions. [2018-12-09 09:58:58,455 INFO L276 IsEmpty]: Start isEmpty. Operand 3322 states and 3863 transitions. [2018-12-09 09:58:58,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-12-09 09:58:58,457 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:58:58,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:58:58,582 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 388 proven. 6 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-09 09:58:59,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:58:59,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3874 states to 3333 states and 3874 transitions. [2018-12-09 09:58:59,376 INFO L276 IsEmpty]: Start isEmpty. Operand 3333 states and 3874 transitions. [2018-12-09 09:58:59,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-12-09 09:58:59,378 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:58:59,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:58:59,502 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 388 proven. 6 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-09 09:58:59,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:58:59,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3878 states to 3337 states and 3878 transitions. [2018-12-09 09:58:59,884 INFO L276 IsEmpty]: Start isEmpty. Operand 3337 states and 3878 transitions. [2018-12-09 09:58:59,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-12-09 09:58:59,885 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:58:59,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:59:00,012 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 388 proven. 6 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-09 09:59:00,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:59:00,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3879 states to 3339 states and 3879 transitions. [2018-12-09 09:59:00,333 INFO L276 IsEmpty]: Start isEmpty. Operand 3339 states and 3879 transitions. [2018-12-09 09:59:00,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-12-09 09:59:00,335 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:59:00,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:59:00,456 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 388 proven. 6 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-09 09:59:00,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:59:00,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3890 states to 3350 states and 3890 transitions. [2018-12-09 09:59:00,958 INFO L276 IsEmpty]: Start isEmpty. Operand 3350 states and 3890 transitions. [2018-12-09 09:59:00,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-12-09 09:59:00,960 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:59:00,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:59:01,081 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 388 proven. 6 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-09 09:59:01,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:59:01,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3895 states to 3356 states and 3895 transitions. [2018-12-09 09:59:01,497 INFO L276 IsEmpty]: Start isEmpty. Operand 3356 states and 3895 transitions. [2018-12-09 09:59:01,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-12-09 09:59:01,498 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:59:01,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:59:01,595 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 305 proven. 2 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2018-12-09 09:59:02,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:59:02,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3904 states to 3366 states and 3904 transitions. [2018-12-09 09:59:02,420 INFO L276 IsEmpty]: Start isEmpty. Operand 3366 states and 3904 transitions. [2018-12-09 09:59:02,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2018-12-09 09:59:02,422 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:59:02,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:59:02,559 INFO L134 CoverageAnalysis]: Checked inductivity of 583 backedges. 475 proven. 4 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-09 09:59:06,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:59:06,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3929 states to 3389 states and 3929 transitions. [2018-12-09 09:59:06,029 INFO L276 IsEmpty]: Start isEmpty. Operand 3389 states and 3929 transitions. [2018-12-09 09:59:06,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2018-12-09 09:59:06,031 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:59:06,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:59:06,237 INFO L134 CoverageAnalysis]: Checked inductivity of 583 backedges. 475 proven. 4 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-09 09:59:06,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:59:06,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3935 states to 3396 states and 3935 transitions. [2018-12-09 09:59:06,517 INFO L276 IsEmpty]: Start isEmpty. Operand 3396 states and 3935 transitions. [2018-12-09 09:59:06,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2018-12-09 09:59:06,519 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:59:06,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:59:06,652 INFO L134 CoverageAnalysis]: Checked inductivity of 583 backedges. 475 proven. 4 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-09 09:59:09,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:59:09,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3953 states to 3415 states and 3953 transitions. [2018-12-09 09:59:09,391 INFO L276 IsEmpty]: Start isEmpty. Operand 3415 states and 3953 transitions. [2018-12-09 09:59:09,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2018-12-09 09:59:09,392 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:59:09,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:59:09,535 INFO L134 CoverageAnalysis]: Checked inductivity of 583 backedges. 475 proven. 4 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-09 09:59:10,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:59:10,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3954 states to 3416 states and 3954 transitions. [2018-12-09 09:59:10,766 INFO L276 IsEmpty]: Start isEmpty. Operand 3416 states and 3954 transitions. [2018-12-09 09:59:10,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2018-12-09 09:59:10,768 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:59:10,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:59:10,879 INFO L134 CoverageAnalysis]: Checked inductivity of 583 backedges. 475 proven. 4 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-09 09:59:11,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:59:11,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3962 states to 3424 states and 3962 transitions. [2018-12-09 09:59:11,155 INFO L276 IsEmpty]: Start isEmpty. Operand 3424 states and 3962 transitions. [2018-12-09 09:59:11,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2018-12-09 09:59:11,156 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:59:11,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:59:11,292 INFO L134 CoverageAnalysis]: Checked inductivity of 583 backedges. 475 proven. 4 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-09 09:59:11,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:59:11,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3654 states to 3146 states and 3654 transitions. [2018-12-09 09:59:11,820 INFO L276 IsEmpty]: Start isEmpty. Operand 3146 states and 3654 transitions. [2018-12-09 09:59:11,821 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 09:59:11,822 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 277 iterations. [2018-12-09 09:59:11,827 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-09 09:59:11,936 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 17 [2018-12-09 09:59:12,041 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 17 [2018-12-09 09:59:12,183 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 17 [2018-12-09 09:59:12,433 WARN L180 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 17 [2018-12-09 09:59:12,607 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 17 [2018-12-09 09:59:12,885 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 17 [2018-12-09 09:59:13,009 WARN L180 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 17 [2018-12-09 09:59:13,151 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 17 [2018-12-09 09:59:13,351 WARN L180 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 17 [2018-12-09 09:59:13,495 WARN L180 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 17 [2018-12-09 09:59:13,704 WARN L180 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 17 [2018-12-09 09:59:13,869 WARN L180 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 17 [2018-12-09 09:59:13,976 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 17 [2018-12-09 09:59:14,089 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 17 [2018-12-09 09:59:14,235 WARN L180 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 17 [2018-12-09 09:59:14,337 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 17 [2018-12-09 09:59:14,445 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 17 [2018-12-09 09:59:14,553 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 17 [2018-12-09 09:59:14,880 WARN L180 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2018-12-09 09:59:15,064 WARN L180 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 53 [2018-12-09 09:59:15,285 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 17 [2018-12-09 09:59:15,483 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 17 [2018-12-09 09:59:15,588 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 17 [2018-12-09 09:59:15,708 WARN L180 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 17 [2018-12-09 09:59:15,810 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 17 [2018-12-09 09:59:15,919 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 17 [2018-12-09 09:59:16,237 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 17 [2018-12-09 09:59:16,395 WARN L180 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 17 [2018-12-09 09:59:16,504 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 17 [2018-12-09 09:59:16,829 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 17 [2018-12-09 09:59:17,036 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 17 [2018-12-09 09:59:17,212 WARN L180 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 17 [2018-12-09 09:59:17,448 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 17 [2018-12-09 09:59:17,550 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 17 [2018-12-09 09:59:17,959 WARN L180 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 17 [2018-12-09 09:59:18,097 WARN L180 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 17 [2018-12-09 09:59:18,251 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 17 [2018-12-09 09:59:18,663 WARN L180 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 17 [2018-12-09 09:59:18,766 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 17 [2018-12-09 09:59:19,004 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 17 [2018-12-09 09:59:19,108 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 17 [2018-12-09 09:59:19,225 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 17 [2018-12-09 09:59:19,358 WARN L180 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 17 [2018-12-09 09:59:19,464 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 17 [2018-12-09 09:59:19,626 WARN L180 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 51 [2018-12-09 09:59:19,727 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 17 [2018-12-09 09:59:19,848 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 17 [2018-12-09 09:59:19,941 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 09:59:19,943 INFO L583 CodeCheckObserver]: Invariant with dag size 17 [2018-12-09 09:59:19,949 INFO L583 CodeCheckObserver]: Invariant with dag size 17 [2018-12-09 09:59:19,949 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 09:59:19 ImpRootNode [2018-12-09 09:59:19,950 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 09:59:19,950 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 09:59:19,950 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 09:59:19,950 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 09:59:19,950 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 09:54:49" (3/4) ... [2018-12-09 09:59:19,953 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 09:59:19,963 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 110 nodes and edges [2018-12-09 09:59:19,963 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2018-12-09 09:59:19,964 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-12-09 09:59:19,964 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-09 09:59:20,028 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_4ab209d9-c0df-4eff-bedd-773407f3e96b/bin-2019/ukojak/witness.graphml [2018-12-09 09:59:20,028 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 09:59:20,028 INFO L168 Benchmark]: Toolchain (without parser) took 272272.36 ms. Allocated memory was 1.0 GB in the beginning and 4.0 GB in the end (delta: 3.0 GB). Free memory was 949.1 MB in the beginning and 3.4 GB in the end (delta: -2.4 GB). Peak memory consumption was 555.2 MB. Max. memory is 11.5 GB. [2018-12-09 09:59:20,029 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 982.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 09:59:20,029 INFO L168 Benchmark]: CACSL2BoogieTranslator took 361.27 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.4 MB). Free memory was 949.1 MB in the beginning and 1.1 GB in the end (delta: -152.9 MB). Peak memory consumption was 35.0 MB. Max. memory is 11.5 GB. [2018-12-09 09:59:20,029 INFO L168 Benchmark]: Boogie Procedure Inliner took 44.14 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-09 09:59:20,030 INFO L168 Benchmark]: Boogie Preprocessor took 39.27 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-09 09:59:20,030 INFO L168 Benchmark]: RCFGBuilder took 1046.12 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 875.1 MB in the end (delta: 216.2 MB). Peak memory consumption was 216.2 MB. Max. memory is 11.5 GB. [2018-12-09 09:59:20,030 INFO L168 Benchmark]: CodeCheck took 270700.05 ms. Allocated memory was 1.1 GB in the beginning and 4.0 GB in the end (delta: 2.9 GB). Free memory was 875.1 MB in the beginning and 3.5 GB in the end (delta: -2.6 GB). Peak memory consumption was 3.0 GB. Max. memory is 11.5 GB. [2018-12-09 09:59:20,030 INFO L168 Benchmark]: Witness Printer took 77.96 ms. Allocated memory is still 4.0 GB. Free memory was 3.5 GB in the beginning and 3.4 GB in the end (delta: 57.5 MB). Peak memory consumption was 57.5 MB. Max. memory is 11.5 GB. [2018-12-09 09:59:20,032 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, 227 locations, 1 error locations. SAFE Result, 262.5s OverallTime, 277 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 65536 SDtfs, -841169060 SDslu, 393216 SDs, 0 SdLazy, -320045128 SolverSat, 134316236 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1300.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 343183 GetRequests, 336074 SyntacticMatches, 5099 SemanticMatches, 2010 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3123509 ImplicationChecksByTransitivity, 231.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.8s SsaConstructionTime, 1.4s SatisfiabilityAnalysisTime, 24.0s InterpolantComputationTime, 51406 NumberOfCodeBlocks, 51406 NumberOfCodeBlocksAsserted, 276 NumberOfCheckSat, 51130 ConstructedInterpolants, 0 QuantifiedInterpolants, 34258789 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 276 InterpolantComputations, 199 PerfectInterpolantSequences, 48102/49443 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: 502]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: (!(a11 == 1) || (!(a28 == 8) && !(a28 == 9))) || (a28 == 9 && !(a17 == 9)) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (!(a11 == 1) || (!(a28 == 8) && !(a28 == 9))) || (a28 == 9 && !(a17 == 9)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 982.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 361.27 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.4 MB). Free memory was 949.1 MB in the beginning and 1.1 GB in the end (delta: -152.9 MB). Peak memory consumption was 35.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 44.14 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 39.27 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1046.12 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 875.1 MB in the end (delta: 216.2 MB). Peak memory consumption was 216.2 MB. Max. memory is 11.5 GB. * CodeCheck took 270700.05 ms. Allocated memory was 1.1 GB in the beginning and 4.0 GB in the end (delta: 2.9 GB). Free memory was 875.1 MB in the beginning and 3.5 GB in the end (delta: -2.6 GB). Peak memory consumption was 3.0 GB. Max. memory is 11.5 GB. * Witness Printer took 77.96 ms. Allocated memory is still 4.0 GB. Free memory was 3.5 GB in the beginning and 3.4 GB in the end (delta: 57.5 MB). Peak memory consumption was 57.5 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...