./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label25_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_1659e80d-2ada-47f9-9d00-bc67279c2bcb/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_1659e80d-2ada-47f9-9d00-bc67279c2bcb/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_1659e80d-2ada-47f9-9d00-bc67279c2bcb/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_1659e80d-2ada-47f9-9d00-bc67279c2bcb/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label25_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_1659e80d-2ada-47f9-9d00-bc67279c2bcb/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_1659e80d-2ada-47f9-9d00-bc67279c2bcb/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 29670da151301b8436a6c7ddafad57f5257b4a8d ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 13:09:25,216 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 13:09:25,217 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 13:09:25,229 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 13:09:25,230 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 13:09:25,230 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 13:09:25,231 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 13:09:25,232 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 13:09:25,233 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 13:09:25,233 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 13:09:25,234 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 13:09:25,234 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 13:09:25,235 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 13:09:25,235 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 13:09:25,235 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 13:09:25,236 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 13:09:25,236 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 13:09:25,238 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 13:09:25,239 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 13:09:25,240 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 13:09:25,241 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 13:09:25,241 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 13:09:25,243 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 13:09:25,243 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 13:09:25,244 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 13:09:25,246 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 13:09:25,247 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 13:09:25,247 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 13:09:25,248 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 13:09:25,249 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 13:09:25,249 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 13:09:25,249 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 13:09:25,249 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 13:09:25,249 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 13:09:25,250 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 13:09:25,250 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 13:09:25,251 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_1659e80d-2ada-47f9-9d00-bc67279c2bcb/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 13:09:25,259 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 13:09:25,259 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 13:09:25,260 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 13:09:25,260 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 13:09:25,261 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 13:09:25,261 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 13:09:25,261 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 13:09:25,261 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 13:09:25,261 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 13:09:25,261 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 13:09:25,262 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 13:09:25,262 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 13:09:25,262 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 13:09:25,262 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 13:09:25,262 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 13:09:25,262 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 13:09:25,262 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 13:09:25,263 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 13:09:25,263 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 13:09:25,263 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 13:09:25,263 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 13:09:25,263 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 13:09:25,263 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 13:09:25,263 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 13:09:25,264 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 13:09:25,264 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 13:09:25,264 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 13:09:25,264 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 13:09:25,264 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_1659e80d-2ada-47f9-9d00-bc67279c2bcb/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 -> 29670da151301b8436a6c7ddafad57f5257b4a8d [2018-11-10 13:09:25,291 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 13:09:25,300 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 13:09:25,302 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 13:09:25,303 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 13:09:25,304 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 13:09:25,304 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_1659e80d-2ada-47f9-9d00-bc67279c2bcb/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem01_label25_true-unreach-call_false-termination.c [2018-11-10 13:09:25,350 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1659e80d-2ada-47f9-9d00-bc67279c2bcb/bin-2019/ukojak/data/cdcfd1d15/ee4d0af4455c4d4e8ee1a3c24ba7bb61/FLAG47df2e7c8 [2018-11-10 13:09:25,696 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 13:09:25,697 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_1659e80d-2ada-47f9-9d00-bc67279c2bcb/sv-benchmarks/c/eca-rers2012/Problem01_label25_true-unreach-call_false-termination.c [2018-11-10 13:09:25,706 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1659e80d-2ada-47f9-9d00-bc67279c2bcb/bin-2019/ukojak/data/cdcfd1d15/ee4d0af4455c4d4e8ee1a3c24ba7bb61/FLAG47df2e7c8 [2018-11-10 13:09:25,717 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_1659e80d-2ada-47f9-9d00-bc67279c2bcb/bin-2019/ukojak/data/cdcfd1d15/ee4d0af4455c4d4e8ee1a3c24ba7bb61 [2018-11-10 13:09:25,720 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 13:09:25,721 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 13:09:25,721 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 13:09:25,721 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 13:09:25,723 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 13:09:25,724 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:09:25" (1/1) ... [2018-11-10 13:09:25,726 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18da3d15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:09:25, skipping insertion in model container [2018-11-10 13:09:25,726 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:09:25" (1/1) ... [2018-11-10 13:09:25,732 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 13:09:25,766 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 13:09:25,988 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 13:09:25,992 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 13:09:26,058 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 13:09:26,071 INFO L193 MainTranslator]: Completed translation [2018-11-10 13:09:26,071 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:09:26 WrapperNode [2018-11-10 13:09:26,071 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 13:09:26,072 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 13:09:26,072 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 13:09:26,072 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 13:09:26,080 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:09:26" (1/1) ... [2018-11-10 13:09:26,092 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:09:26" (1/1) ... [2018-11-10 13:09:26,176 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 13:09:26,176 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 13:09:26,176 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 13:09:26,177 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 13:09:26,184 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:09:26" (1/1) ... [2018-11-10 13:09:26,185 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:09:26" (1/1) ... [2018-11-10 13:09:26,188 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:09:26" (1/1) ... [2018-11-10 13:09:26,188 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:09:26" (1/1) ... [2018-11-10 13:09:26,201 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:09:26" (1/1) ... [2018-11-10 13:09:26,208 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:09:26" (1/1) ... [2018-11-10 13:09:26,212 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:09:26" (1/1) ... [2018-11-10 13:09:26,217 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 13:09:26,218 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 13:09:26,218 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 13:09:26,218 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 13:09:26,218 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:09:26" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1659e80d-2ada-47f9-9d00-bc67279c2bcb/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 13:09:26,272 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-10 13:09:26,273 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 13:09:26,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 13:09:27,535 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 13:09:27,535 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:09:27 BoogieIcfgContainer [2018-11-10 13:09:27,535 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 13:09:27,536 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 13:09:27,536 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 13:09:27,543 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 13:09:27,543 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:09:27" (1/1) ... [2018-11-10 13:09:27,551 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:09:27,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:09:27,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 77 states and 146 transitions. [2018-11-10 13:09:27,576 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 146 transitions. [2018-11-10 13:09:27,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-10 13:09:27,579 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:09:27,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:09:27,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:09:28,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:09:28,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 147 states and 246 transitions. [2018-11-10 13:09:28,260 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 246 transitions. [2018-11-10 13:09:28,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-10 13:09:28,263 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:09:28,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:09:28,365 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:09:28,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:09:28,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 148 states and 247 transitions. [2018-11-10 13:09:28,524 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 247 transitions. [2018-11-10 13:09:28,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-11-10 13:09:28,526 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:09:28,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:09:28,548 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:09:28,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:09:28,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 153 states and 256 transitions. [2018-11-10 13:09:28,629 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 256 transitions. [2018-11-10 13:09:28,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-10 13:09:28,633 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:09:28,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:09:28,716 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:09:28,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:09:28,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 158 states and 264 transitions. [2018-11-10 13:09:28,844 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 264 transitions. [2018-11-10 13:09:28,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-10 13:09:28,846 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:09:28,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:09:28,868 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 13:09:28,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:09:28,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 159 states and 265 transitions. [2018-11-10 13:09:28,915 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 265 transitions. [2018-11-10 13:09:28,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-10 13:09:28,916 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:09:28,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:09:28,937 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-10 13:09:29,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:09:29,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 172 states and 287 transitions. [2018-11-10 13:09:29,242 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 287 transitions. [2018-11-10 13:09:29,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-10 13:09:29,243 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:09:29,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:09:29,315 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:09:29,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:09:29,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 187 states and 310 transitions. [2018-11-10 13:09:29,714 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 310 transitions. [2018-11-10 13:09:29,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-10 13:09:29,715 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:09:29,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:09:29,834 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-10 13:09:30,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:09:30,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 198 states and 327 transitions. [2018-11-10 13:09:30,371 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 327 transitions. [2018-11-10 13:09:30,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-10 13:09:30,372 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:09:30,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:09:30,398 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:09:30,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:09:30,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 206 states and 337 transitions. [2018-11-10 13:09:30,641 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 337 transitions. [2018-11-10 13:09:30,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-10 13:09:30,642 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:09:30,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:09:30,764 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:09:31,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:09:31,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 222 states and 362 transitions. [2018-11-10 13:09:31,519 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 362 transitions. [2018-11-10 13:09:31,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-10 13:09:31,520 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:09:31,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:09:31,549 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:09:31,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:09:31,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 229 states and 373 transitions. [2018-11-10 13:09:31,916 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 373 transitions. [2018-11-10 13:09:31,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-10 13:09:31,917 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:09:31,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:09:32,003 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-10 13:09:32,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:09:32,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 234 states and 380 transitions. [2018-11-10 13:09:32,283 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 380 transitions. [2018-11-10 13:09:32,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-10 13:09:32,283 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:09:32,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:09:32,309 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-10 13:09:32,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:09:32,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 237 states and 386 transitions. [2018-11-10 13:09:32,544 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 386 transitions. [2018-11-10 13:09:32,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-11-10 13:09:32,545 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:09:32,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:09:32,608 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:09:32,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:09:32,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 243 states and 396 transitions. [2018-11-10 13:09:32,878 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 396 transitions. [2018-11-10 13:09:32,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-10 13:09:32,879 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:09:32,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:09:32,909 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 13:09:33,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:09:33,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 254 states and 408 transitions. [2018-11-10 13:09:33,276 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 408 transitions. [2018-11-10 13:09:33,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-10 13:09:33,277 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:09:33,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:09:33,309 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 13:09:33,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:09:33,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 261 states and 416 transitions. [2018-11-10 13:09:33,643 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 416 transitions. [2018-11-10 13:09:33,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-10 13:09:33,644 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:09:33,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:09:33,667 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:09:34,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:09:34,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 274 states and 432 transitions. [2018-11-10 13:09:34,041 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 432 transitions. [2018-11-10 13:09:34,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-10 13:09:34,042 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:09:34,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:09:34,063 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-10 13:09:34,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:09:34,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 279 states and 439 transitions. [2018-11-10 13:09:34,209 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 439 transitions. [2018-11-10 13:09:34,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-10 13:09:34,210 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:09:34,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:09:34,231 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-10 13:09:34,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:09:34,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 280 states and 441 transitions. [2018-11-10 13:09:34,354 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 441 transitions. [2018-11-10 13:09:34,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-10 13:09:34,355 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:09:34,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:09:34,372 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:09:34,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:09:34,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 295 states and 460 transitions. [2018-11-10 13:09:34,770 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 460 transitions. [2018-11-10 13:09:34,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-10 13:09:34,771 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:09:34,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:09:34,791 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-10 13:09:35,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:09:35,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 303 states and 471 transitions. [2018-11-10 13:09:35,011 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 471 transitions. [2018-11-10 13:09:35,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-10 13:09:35,012 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:09:35,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:09:35,091 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:09:35,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:09:35,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 320 states and 492 transitions. [2018-11-10 13:09:35,744 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 492 transitions. [2018-11-10 13:09:35,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-10 13:09:35,745 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:09:35,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:09:35,771 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 13:09:35,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:09:35,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 328 states and 499 transitions. [2018-11-10 13:09:35,889 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 499 transitions. [2018-11-10 13:09:35,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-10 13:09:35,889 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:09:35,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:09:35,907 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-10 13:09:36,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:09:36,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 336 states and 507 transitions. [2018-11-10 13:09:36,100 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 507 transitions. [2018-11-10 13:09:36,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-10 13:09:36,101 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:09:36,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:09:36,119 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:09:36,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:09:36,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 348 states and 522 transitions. [2018-11-10 13:09:36,574 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 522 transitions. [2018-11-10 13:09:36,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-10 13:09:36,575 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:09:36,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:09:36,592 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:09:36,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:09:36,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 352 states and 526 transitions. [2018-11-10 13:09:36,730 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 526 transitions. [2018-11-10 13:09:36,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-10 13:09:36,731 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:09:36,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:09:36,748 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-10 13:09:36,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:09:36,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 354 states and 528 transitions. [2018-11-10 13:09:36,818 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 528 transitions. [2018-11-10 13:09:36,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-10 13:09:36,819 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:09:36,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:09:36,880 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:09:37,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:09:37,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 360 states and 542 transitions. [2018-11-10 13:09:37,196 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 542 transitions. [2018-11-10 13:09:37,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-10 13:09:37,197 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:09:37,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:09:37,228 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:09:37,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:09:37,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 431 states and 618 transitions. [2018-11-10 13:09:37,690 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 618 transitions. [2018-11-10 13:09:37,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-10 13:09:37,690 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:09:37,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:09:37,761 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 13:09:38,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:09:38,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 449 states and 642 transitions. [2018-11-10 13:09:38,740 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 642 transitions. [2018-11-10 13:09:38,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-11-10 13:09:38,740 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:09:38,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:09:38,856 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:09:39,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:09:39,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 463 states and 662 transitions. [2018-11-10 13:09:39,487 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 662 transitions. [2018-11-10 13:09:39,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-11-10 13:09:39,487 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:09:39,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:09:39,526 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:09:40,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:09:40,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 473 states and 675 transitions. [2018-11-10 13:09:40,015 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 675 transitions. [2018-11-10 13:09:40,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-11-10 13:09:40,016 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:09:40,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:09:40,051 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:09:40,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:09:40,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 474 states and 679 transitions. [2018-11-10 13:09:40,269 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 679 transitions. [2018-11-10 13:09:40,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-11-10 13:09:40,269 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:09:40,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:09:40,300 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:09:41,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:09:41,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 484 states and 692 transitions. [2018-11-10 13:09:41,005 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 692 transitions. [2018-11-10 13:09:41,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-11-10 13:09:41,006 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:09:41,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:09:41,037 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:09:41,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:09:41,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 486 states and 694 transitions. [2018-11-10 13:09:41,253 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 694 transitions. [2018-11-10 13:09:41,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-11-10 13:09:41,254 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:09:41,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:09:41,275 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:09:41,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:09:41,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 489 states and 699 transitions. [2018-11-10 13:09:41,555 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 699 transitions. [2018-11-10 13:09:41,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-10 13:09:41,556 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:09:41,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:09:41,588 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-10 13:09:42,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:09:42,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 504 states and 720 transitions. [2018-11-10 13:09:42,444 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 720 transitions. [2018-11-10 13:09:42,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-10 13:09:42,444 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:09:42,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:09:42,546 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 57 proven. 1 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-10 13:09:43,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:09:43,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 527 states and 750 transitions. [2018-11-10 13:09:43,138 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 750 transitions. [2018-11-10 13:09:43,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-10 13:09:43,139 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:09:43,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:09:43,234 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 13:09:43,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:09:43,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 538 states and 763 transitions. [2018-11-10 13:09:43,484 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 763 transitions. [2018-11-10 13:09:43,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-10 13:09:43,485 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:09:43,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:09:43,567 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 13:09:43,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:09:43,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 541 states and 768 transitions. [2018-11-10 13:09:43,982 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 768 transitions. [2018-11-10 13:09:43,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-10 13:09:43,983 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:09:43,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:09:44,036 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 13:09:44,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:09:44,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 543 states and 771 transitions. [2018-11-10 13:09:44,142 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 771 transitions. [2018-11-10 13:09:44,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-10 13:09:44,142 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:09:44,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:09:44,163 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 13:09:44,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:09:44,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 544 states and 771 transitions. [2018-11-10 13:09:44,253 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 771 transitions. [2018-11-10 13:09:44,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-10 13:09:44,253 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:09:44,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:09:44,274 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 13:09:44,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:09:44,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 779 states to 551 states and 779 transitions. [2018-11-10 13:09:44,414 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 779 transitions. [2018-11-10 13:09:44,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-10 13:09:44,414 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:09:44,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:09:44,551 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 13:09:45,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:09:45,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 568 states and 804 transitions. [2018-11-10 13:09:45,155 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 804 transitions. [2018-11-10 13:09:45,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-11-10 13:09:45,155 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:09:45,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:09:45,208 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 13:09:46,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:09:46,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 853 states to 603 states and 853 transitions. [2018-11-10 13:09:46,586 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 853 transitions. [2018-11-10 13:09:46,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-11-10 13:09:46,587 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:09:46,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:09:46,613 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 13:09:47,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:09:47,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 879 states to 627 states and 879 transitions. [2018-11-10 13:09:47,171 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 879 transitions. [2018-11-10 13:09:47,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-11-10 13:09:47,172 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:09:47,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:09:47,200 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 13:09:47,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:09:47,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 889 states to 637 states and 889 transitions. [2018-11-10 13:09:47,916 INFO L276 IsEmpty]: Start isEmpty. Operand 637 states and 889 transitions. [2018-11-10 13:09:47,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-11-10 13:09:47,917 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:09:47,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:09:47,939 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 13:09:48,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:09:48,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 900 states to 647 states and 900 transitions. [2018-11-10 13:09:48,459 INFO L276 IsEmpty]: Start isEmpty. Operand 647 states and 900 transitions. [2018-11-10 13:09:48,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-11-10 13:09:48,460 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:09:48,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:09:48,485 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 13:09:48,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:09:48,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 901 states to 648 states and 901 transitions. [2018-11-10 13:09:48,645 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 901 transitions. [2018-11-10 13:09:48,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-10 13:09:48,645 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:09:48,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:09:48,675 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-10 13:09:49,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:09:49,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 922 states to 662 states and 922 transitions. [2018-11-10 13:09:49,582 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 922 transitions. [2018-11-10 13:09:49,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-10 13:09:49,583 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:09:49,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:09:49,610 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-10 13:09:50,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:09:50,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 927 states to 667 states and 927 transitions. [2018-11-10 13:09:50,004 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 927 transitions. [2018-11-10 13:09:50,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-10 13:09:50,005 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:09:50,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:09:50,028 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-10 13:09:50,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:09:50,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 676 states and 936 transitions. [2018-11-10 13:09:50,371 INFO L276 IsEmpty]: Start isEmpty. Operand 676 states and 936 transitions. [2018-11-10 13:09:50,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-10 13:09:50,372 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:09:50,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:09:50,401 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-10 13:09:50,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:09:50,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 677 states and 936 transitions. [2018-11-10 13:09:50,624 INFO L276 IsEmpty]: Start isEmpty. Operand 677 states and 936 transitions. [2018-11-10 13:09:50,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-10 13:09:50,625 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:09:50,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:09:50,680 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 13:09:50,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:09:50,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 944 states to 684 states and 944 transitions. [2018-11-10 13:09:50,731 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 944 transitions. [2018-11-10 13:09:50,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-10 13:09:50,732 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:09:50,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:09:50,756 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-10 13:09:50,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:09:50,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 947 states to 685 states and 947 transitions. [2018-11-10 13:09:50,774 INFO L276 IsEmpty]: Start isEmpty. Operand 685 states and 947 transitions. [2018-11-10 13:09:50,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-10 13:09:50,775 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:09:50,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:09:50,794 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-10 13:09:50,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:09:50,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 948 states to 686 states and 948 transitions. [2018-11-10 13:09:50,995 INFO L276 IsEmpty]: Start isEmpty. Operand 686 states and 948 transitions. [2018-11-10 13:09:50,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-10 13:09:50,996 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:09:51,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:09:51,090 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-10 13:09:51,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:09:51,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 975 states to 709 states and 975 transitions. [2018-11-10 13:09:51,858 INFO L276 IsEmpty]: Start isEmpty. Operand 709 states and 975 transitions. [2018-11-10 13:09:51,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-10 13:09:51,859 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:09:51,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:09:52,231 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 13:09:53,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:09:53,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1022 states to 754 states and 1022 transitions. [2018-11-10 13:09:53,859 INFO L276 IsEmpty]: Start isEmpty. Operand 754 states and 1022 transitions. [2018-11-10 13:09:53,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-10 13:09:53,859 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:09:53,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:09:54,054 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 13:09:54,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:09:54,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1044 states to 768 states and 1044 transitions. [2018-11-10 13:09:54,771 INFO L276 IsEmpty]: Start isEmpty. Operand 768 states and 1044 transitions. [2018-11-10 13:09:54,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-10 13:09:54,771 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:09:54,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:09:54,815 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-10 13:09:55,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:09:55,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1055 states to 774 states and 1055 transitions. [2018-11-10 13:09:55,024 INFO L276 IsEmpty]: Start isEmpty. Operand 774 states and 1055 transitions. [2018-11-10 13:09:55,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-10 13:09:55,025 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:09:55,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:09:55,049 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 13:09:55,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:09:55,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1070 states to 782 states and 1070 transitions. [2018-11-10 13:09:55,630 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 1070 transitions. [2018-11-10 13:09:55,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-10 13:09:55,631 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:09:55,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:09:55,669 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 13:09:55,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:09:55,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1074 states to 784 states and 1074 transitions. [2018-11-10 13:09:55,896 INFO L276 IsEmpty]: Start isEmpty. Operand 784 states and 1074 transitions. [2018-11-10 13:09:55,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-10 13:09:55,897 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:09:55,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:09:55,935 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 13:09:56,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:09:56,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1074 states to 785 states and 1074 transitions. [2018-11-10 13:09:56,191 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 1074 transitions. [2018-11-10 13:09:56,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-10 13:09:56,192 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:09:56,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:09:56,225 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 13:09:56,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:09:56,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1074 states to 786 states and 1074 transitions. [2018-11-10 13:09:56,423 INFO L276 IsEmpty]: Start isEmpty. Operand 786 states and 1074 transitions. [2018-11-10 13:09:56,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-10 13:09:56,424 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:09:56,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:09:56,529 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 13:09:58,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:09:58,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1105 states to 811 states and 1105 transitions. [2018-11-10 13:09:58,033 INFO L276 IsEmpty]: Start isEmpty. Operand 811 states and 1105 transitions. [2018-11-10 13:09:58,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-10 13:09:58,034 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:09:58,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:09:58,057 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 13:09:58,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:09:58,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1112 states to 819 states and 1112 transitions. [2018-11-10 13:09:58,367 INFO L276 IsEmpty]: Start isEmpty. Operand 819 states and 1112 transitions. [2018-11-10 13:09:58,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-10 13:09:58,368 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:09:58,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:09:58,387 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 13:09:58,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:09:58,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1120 states to 824 states and 1120 transitions. [2018-11-10 13:09:58,414 INFO L276 IsEmpty]: Start isEmpty. Operand 824 states and 1120 transitions. [2018-11-10 13:09:58,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-10 13:09:58,414 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:09:58,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:09:58,476 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 100 proven. 1 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-10 13:09:59,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:09:59,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1124 states to 827 states and 1124 transitions. [2018-11-10 13:09:59,055 INFO L276 IsEmpty]: Start isEmpty. Operand 827 states and 1124 transitions. [2018-11-10 13:09:59,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-10 13:09:59,055 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:09:59,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:09:59,116 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 100 proven. 1 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-10 13:09:59,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:09:59,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1134 states to 837 states and 1134 transitions. [2018-11-10 13:09:59,645 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states and 1134 transitions. [2018-11-10 13:09:59,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-10 13:09:59,645 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:09:59,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:09:59,664 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-10 13:10:00,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:10:00,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1148 states to 847 states and 1148 transitions. [2018-11-10 13:10:00,004 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 1148 transitions. [2018-11-10 13:10:00,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-10 13:10:00,005 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:10:00,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:10:00,030 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-10 13:10:00,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:10:00,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1151 states to 851 states and 1151 transitions. [2018-11-10 13:10:00,228 INFO L276 IsEmpty]: Start isEmpty. Operand 851 states and 1151 transitions. [2018-11-10 13:10:00,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-10 13:10:00,229 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:10:00,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:10:00,254 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-10 13:10:02,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:10:02,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1214 states to 891 states and 1214 transitions. [2018-11-10 13:10:02,565 INFO L276 IsEmpty]: Start isEmpty. Operand 891 states and 1214 transitions. [2018-11-10 13:10:02,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-10 13:10:02,565 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:10:02,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:10:02,589 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-10 13:10:04,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:10:04,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1240 states to 912 states and 1240 transitions. [2018-11-10 13:10:04,005 INFO L276 IsEmpty]: Start isEmpty. Operand 912 states and 1240 transitions. [2018-11-10 13:10:04,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-10 13:10:04,005 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:10:04,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:10:04,032 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-10 13:10:04,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:10:04,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1256 states to 929 states and 1256 transitions. [2018-11-10 13:10:04,431 INFO L276 IsEmpty]: Start isEmpty. Operand 929 states and 1256 transitions. [2018-11-10 13:10:04,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-10 13:10:04,432 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:10:04,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:10:04,463 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-10 13:10:04,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:10:04,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1264 states to 937 states and 1264 transitions. [2018-11-10 13:10:04,733 INFO L276 IsEmpty]: Start isEmpty. Operand 937 states and 1264 transitions. [2018-11-10 13:10:04,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-10 13:10:04,734 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:10:04,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:10:04,757 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-10 13:10:04,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:10:04,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1265 states to 938 states and 1265 transitions. [2018-11-10 13:10:04,947 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 1265 transitions. [2018-11-10 13:10:04,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-10 13:10:04,948 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:10:04,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:10:04,971 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-10 13:10:05,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:10:05,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1265 states to 939 states and 1265 transitions. [2018-11-10 13:10:05,134 INFO L276 IsEmpty]: Start isEmpty. Operand 939 states and 1265 transitions. [2018-11-10 13:10:05,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-10 13:10:05,135 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:10:05,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:10:05,196 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 103 proven. 1 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-10 13:10:05,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:10:05,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1275 states to 946 states and 1275 transitions. [2018-11-10 13:10:05,837 INFO L276 IsEmpty]: Start isEmpty. Operand 946 states and 1275 transitions. [2018-11-10 13:10:05,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-10 13:10:05,837 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:10:05,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:10:05,900 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 103 proven. 1 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-10 13:10:06,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:10:06,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1280 states to 949 states and 1280 transitions. [2018-11-10 13:10:06,456 INFO L276 IsEmpty]: Start isEmpty. Operand 949 states and 1280 transitions. [2018-11-10 13:10:06,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-10 13:10:06,457 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:10:06,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:10:06,538 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 103 proven. 1 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-10 13:10:06,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:10:06,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1282 states to 951 states and 1282 transitions. [2018-11-10 13:10:06,833 INFO L276 IsEmpty]: Start isEmpty. Operand 951 states and 1282 transitions. [2018-11-10 13:10:06,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-10 13:10:06,833 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:10:06,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:10:06,963 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-10 13:10:07,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:10:07,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1305 states to 968 states and 1305 transitions. [2018-11-10 13:10:07,980 INFO L276 IsEmpty]: Start isEmpty. Operand 968 states and 1305 transitions. [2018-11-10 13:10:07,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-10 13:10:07,980 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:10:07,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:10:08,488 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-11-10 13:10:10,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:10:10,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1335 states to 993 states and 1335 transitions. [2018-11-10 13:10:10,302 INFO L276 IsEmpty]: Start isEmpty. Operand 993 states and 1335 transitions. [2018-11-10 13:10:10,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-10 13:10:10,303 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:10:10,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:10:10,344 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 13:10:11,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:10:11,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1356 states to 1009 states and 1356 transitions. [2018-11-10 13:10:11,218 INFO L276 IsEmpty]: Start isEmpty. Operand 1009 states and 1356 transitions. [2018-11-10 13:10:11,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-10 13:10:11,218 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:10:11,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:10:11,286 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 13:10:11,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:10:11,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1368 states to 1023 states and 1368 transitions. [2018-11-10 13:10:11,636 INFO L276 IsEmpty]: Start isEmpty. Operand 1023 states and 1368 transitions. [2018-11-10 13:10:11,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-10 13:10:11,637 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:10:11,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:10:11,661 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-10 13:10:12,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:10:12,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1387 states to 1040 states and 1387 transitions. [2018-11-10 13:10:12,313 INFO L276 IsEmpty]: Start isEmpty. Operand 1040 states and 1387 transitions. [2018-11-10 13:10:12,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-10 13:10:12,314 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:10:12,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:10:12,337 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-10 13:10:12,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:10:12,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1398 states to 1051 states and 1398 transitions. [2018-11-10 13:10:12,881 INFO L276 IsEmpty]: Start isEmpty. Operand 1051 states and 1398 transitions. [2018-11-10 13:10:12,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-10 13:10:12,882 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:10:12,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:10:12,930 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-10 13:10:13,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:10:13,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1408 states to 1058 states and 1408 transitions. [2018-11-10 13:10:13,461 INFO L276 IsEmpty]: Start isEmpty. Operand 1058 states and 1408 transitions. [2018-11-10 13:10:13,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-10 13:10:13,462 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:10:13,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:10:13,485 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-10 13:10:13,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:10:13,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1411 states to 1061 states and 1411 transitions. [2018-11-10 13:10:13,516 INFO L276 IsEmpty]: Start isEmpty. Operand 1061 states and 1411 transitions. [2018-11-10 13:10:13,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-10 13:10:13,517 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:10:13,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:10:13,563 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 13:10:13,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:10:13,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1432 states to 1080 states and 1432 transitions. [2018-11-10 13:10:13,831 INFO L276 IsEmpty]: Start isEmpty. Operand 1080 states and 1432 transitions. [2018-11-10 13:10:13,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-10 13:10:13,832 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:10:13,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:10:13,867 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-10 13:10:13,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:10:13,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1439 states to 1083 states and 1439 transitions. [2018-11-10 13:10:13,905 INFO L276 IsEmpty]: Start isEmpty. Operand 1083 states and 1439 transitions. [2018-11-10 13:10:13,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-10 13:10:13,906 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:10:13,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:10:13,943 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-10 13:10:14,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:10:14,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1444 states to 1088 states and 1444 transitions. [2018-11-10 13:10:14,203 INFO L276 IsEmpty]: Start isEmpty. Operand 1088 states and 1444 transitions. [2018-11-10 13:10:14,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-10 13:10:14,203 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:10:14,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:10:14,239 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-10 13:10:14,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:10:14,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1449 states to 1093 states and 1449 transitions. [2018-11-10 13:10:14,519 INFO L276 IsEmpty]: Start isEmpty. Operand 1093 states and 1449 transitions. [2018-11-10 13:10:14,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-10 13:10:14,520 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:10:14,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:10:14,558 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-10 13:10:14,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:10:14,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1454 states to 1098 states and 1454 transitions. [2018-11-10 13:10:14,810 INFO L276 IsEmpty]: Start isEmpty. Operand 1098 states and 1454 transitions. [2018-11-10 13:10:14,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-10 13:10:14,811 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:10:14,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:10:14,831 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-10 13:10:15,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:10:15,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1466 states to 1107 states and 1466 transitions. [2018-11-10 13:10:15,257 INFO L276 IsEmpty]: Start isEmpty. Operand 1107 states and 1466 transitions. [2018-11-10 13:10:15,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-11-10 13:10:15,258 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:10:15,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:10:15,288 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-10 13:10:15,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:10:15,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1469 states to 1111 states and 1469 transitions. [2018-11-10 13:10:15,554 INFO L276 IsEmpty]: Start isEmpty. Operand 1111 states and 1469 transitions. [2018-11-10 13:10:15,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-10 13:10:15,555 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:10:15,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:10:15,580 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-10 13:10:15,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:10:15,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1480 states to 1122 states and 1480 transitions. [2018-11-10 13:10:15,952 INFO L276 IsEmpty]: Start isEmpty. Operand 1122 states and 1480 transitions. [2018-11-10 13:10:15,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-11-10 13:10:15,953 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:10:15,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:10:15,979 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-10 13:10:16,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:10:16,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1501 states to 1141 states and 1501 transitions. [2018-11-10 13:10:16,043 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 1501 transitions. [2018-11-10 13:10:16,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-11-10 13:10:16,044 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:10:16,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:10:16,075 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-10 13:10:16,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:10:16,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1507 states to 1146 states and 1507 transitions. [2018-11-10 13:10:16,239 INFO L276 IsEmpty]: Start isEmpty. Operand 1146 states and 1507 transitions. [2018-11-10 13:10:16,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-11-10 13:10:16,241 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:10:16,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:10:16,267 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-10 13:10:16,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:10:16,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1511 states to 1150 states and 1511 transitions. [2018-11-10 13:10:16,660 INFO L276 IsEmpty]: Start isEmpty. Operand 1150 states and 1511 transitions. [2018-11-10 13:10:16,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-11-10 13:10:16,661 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:10:16,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:10:16,696 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-11-10 13:10:17,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:10:17,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1536 states to 1170 states and 1536 transitions. [2018-11-10 13:10:17,045 INFO L276 IsEmpty]: Start isEmpty. Operand 1170 states and 1536 transitions. [2018-11-10 13:10:17,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-10 13:10:17,045 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:10:17,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:10:17,092 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 151 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-10 13:10:17,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:10:17,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1551 states to 1179 states and 1551 transitions. [2018-11-10 13:10:17,649 INFO L276 IsEmpty]: Start isEmpty. Operand 1179 states and 1551 transitions. [2018-11-10 13:10:17,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-10 13:10:17,650 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:10:17,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:10:17,698 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 151 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-10 13:10:18,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:10:18,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1561 states to 1184 states and 1561 transitions. [2018-11-10 13:10:18,077 INFO L276 IsEmpty]: Start isEmpty. Operand 1184 states and 1561 transitions. [2018-11-10 13:10:18,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-10 13:10:18,078 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:10:18,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:10:18,125 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 151 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-10 13:10:18,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:10:18,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1562 states to 1186 states and 1562 transitions. [2018-11-10 13:10:18,307 INFO L276 IsEmpty]: Start isEmpty. Operand 1186 states and 1562 transitions. [2018-11-10 13:10:18,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-10 13:10:18,308 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:10:18,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:10:18,333 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-10 13:10:18,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:10:18,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1566 states to 1190 states and 1566 transitions. [2018-11-10 13:10:18,495 INFO L276 IsEmpty]: Start isEmpty. Operand 1190 states and 1566 transitions. [2018-11-10 13:10:18,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-10 13:10:18,496 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:10:18,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:10:18,529 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-10 13:10:18,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:10:18,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1575 states to 1197 states and 1575 transitions. [2018-11-10 13:10:18,684 INFO L276 IsEmpty]: Start isEmpty. Operand 1197 states and 1575 transitions. [2018-11-10 13:10:18,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-10 13:10:18,685 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:10:18,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:10:18,729 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-10 13:10:18,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:10:18,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1582 states to 1205 states and 1582 transitions. [2018-11-10 13:10:18,915 INFO L276 IsEmpty]: Start isEmpty. Operand 1205 states and 1582 transitions. [2018-11-10 13:10:18,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-10 13:10:18,916 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:10:18,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:10:18,951 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-10 13:10:19,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:10:19,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1596 states to 1218 states and 1596 transitions. [2018-11-10 13:10:19,385 INFO L276 IsEmpty]: Start isEmpty. Operand 1218 states and 1596 transitions. [2018-11-10 13:10:19,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-10 13:10:19,386 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:10:19,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:10:19,418 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-10 13:10:19,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:10:19,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1601 states to 1223 states and 1601 transitions. [2018-11-10 13:10:19,704 INFO L276 IsEmpty]: Start isEmpty. Operand 1223 states and 1601 transitions. [2018-11-10 13:10:19,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-10 13:10:19,705 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:10:19,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:10:19,788 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-10 13:10:20,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:10:20,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1606 states to 1228 states and 1606 transitions. [2018-11-10 13:10:20,055 INFO L276 IsEmpty]: Start isEmpty. Operand 1228 states and 1606 transitions. [2018-11-10 13:10:20,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-10 13:10:20,056 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:10:20,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:10:20,398 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 113 proven. 11 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 13:10:22,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:10:22,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1262 states and 1646 transitions. [2018-11-10 13:10:22,110 INFO L276 IsEmpty]: Start isEmpty. Operand 1262 states and 1646 transitions. [2018-11-10 13:10:22,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-11-10 13:10:22,111 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:10:22,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:10:22,153 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-11-10 13:10:24,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:10:24,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1703 states to 1308 states and 1703 transitions. [2018-11-10 13:10:24,237 INFO L276 IsEmpty]: Start isEmpty. Operand 1308 states and 1703 transitions. [2018-11-10 13:10:24,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-11-10 13:10:24,238 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:10:24,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:10:24,279 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-11-10 13:10:25,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:10:25,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1722 states to 1328 states and 1722 transitions. [2018-11-10 13:10:25,222 INFO L276 IsEmpty]: Start isEmpty. Operand 1328 states and 1722 transitions. [2018-11-10 13:10:25,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-10 13:10:25,223 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:10:25,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:10:26,423 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-10 13:10:29,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:10:29,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1777 states to 1381 states and 1777 transitions. [2018-11-10 13:10:29,345 INFO L276 IsEmpty]: Start isEmpty. Operand 1381 states and 1777 transitions. [2018-11-10 13:10:29,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-10 13:10:29,346 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:10:29,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:10:29,390 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-10 13:10:31,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:10:31,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1830 states to 1419 states and 1830 transitions. [2018-11-10 13:10:31,132 INFO L276 IsEmpty]: Start isEmpty. Operand 1419 states and 1830 transitions. [2018-11-10 13:10:31,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-10 13:10:31,133 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:10:31,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:10:31,176 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-10 13:10:32,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:10:32,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1840 states to 1431 states and 1840 transitions. [2018-11-10 13:10:32,164 INFO L276 IsEmpty]: Start isEmpty. Operand 1431 states and 1840 transitions. [2018-11-10 13:10:32,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-10 13:10:32,164 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:10:32,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:10:32,206 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-10 13:10:32,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:10:32,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1841 states to 1433 states and 1841 transitions. [2018-11-10 13:10:32,563 INFO L276 IsEmpty]: Start isEmpty. Operand 1433 states and 1841 transitions. [2018-11-10 13:10:32,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-10 13:10:32,564 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:10:32,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:10:32,606 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-11-10 13:10:33,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:10:33,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1848 states to 1438 states and 1848 transitions. [2018-11-10 13:10:33,231 INFO L276 IsEmpty]: Start isEmpty. Operand 1438 states and 1848 transitions. [2018-11-10 13:10:33,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-10 13:10:33,232 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:10:33,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:10:33,262 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-11-10 13:10:33,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:10:33,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1857 states to 1445 states and 1857 transitions. [2018-11-10 13:10:33,539 INFO L276 IsEmpty]: Start isEmpty. Operand 1445 states and 1857 transitions. [2018-11-10 13:10:33,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-10 13:10:33,540 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:10:33,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:10:33,576 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 153 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-11-10 13:10:35,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:10:35,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1923 states to 1506 states and 1923 transitions. [2018-11-10 13:10:35,162 INFO L276 IsEmpty]: Start isEmpty. Operand 1506 states and 1923 transitions. [2018-11-10 13:10:35,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-10 13:10:35,163 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:10:35,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:10:35,198 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 153 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-11-10 13:10:36,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:10:36,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1968 states to 1552 states and 1968 transitions. [2018-11-10 13:10:36,606 INFO L276 IsEmpty]: Start isEmpty. Operand 1552 states and 1968 transitions. [2018-11-10 13:10:36,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-11-10 13:10:36,607 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:10:36,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:10:36,640 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 218 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-10 13:10:37,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:10:37,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1981 states to 1562 states and 1981 transitions. [2018-11-10 13:10:37,258 INFO L276 IsEmpty]: Start isEmpty. Operand 1562 states and 1981 transitions. [2018-11-10 13:10:37,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-10 13:10:37,259 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:10:37,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:10:37,309 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 168 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-11-10 13:10:37,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:10:37,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2018 states to 1602 states and 2018 transitions. [2018-11-10 13:10:37,613 INFO L276 IsEmpty]: Start isEmpty. Operand 1602 states and 2018 transitions. [2018-11-10 13:10:37,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-10 13:10:37,613 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:10:37,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:10:37,649 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-11-10 13:10:37,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:10:37,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2023 states to 1608 states and 2023 transitions. [2018-11-10 13:10:37,686 INFO L276 IsEmpty]: Start isEmpty. Operand 1608 states and 2023 transitions. [2018-11-10 13:10:37,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-10 13:10:37,687 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:10:37,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:10:38,173 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 165 proven. 26 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 13:10:40,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:10:40,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2083 states to 1655 states and 2083 transitions. [2018-11-10 13:10:40,678 INFO L276 IsEmpty]: Start isEmpty. Operand 1655 states and 2083 transitions. [2018-11-10 13:10:40,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-10 13:10:40,679 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:10:40,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:10:40,860 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 165 proven. 26 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 13:10:41,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:10:41,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2084 states to 1656 states and 2084 transitions. [2018-11-10 13:10:41,201 INFO L276 IsEmpty]: Start isEmpty. Operand 1656 states and 2084 transitions. [2018-11-10 13:10:41,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-10 13:10:41,202 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:10:41,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:10:41,415 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 165 proven. 26 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 13:10:41,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:10:41,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2086 states to 1657 states and 2086 transitions. [2018-11-10 13:10:41,775 INFO L276 IsEmpty]: Start isEmpty. Operand 1657 states and 2086 transitions. [2018-11-10 13:10:41,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-11-10 13:10:41,776 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:10:41,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:10:41,833 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 153 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2018-11-10 13:10:42,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:10:42,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2095 states to 1666 states and 2095 transitions. [2018-11-10 13:10:42,508 INFO L276 IsEmpty]: Start isEmpty. Operand 1666 states and 2095 transitions. [2018-11-10 13:10:42,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-11-10 13:10:42,509 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:10:42,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:10:42,562 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 153 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2018-11-10 13:10:42,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:10:42,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2095 states to 1667 states and 2095 transitions. [2018-11-10 13:10:42,934 INFO L276 IsEmpty]: Start isEmpty. Operand 1667 states and 2095 transitions. [2018-11-10 13:10:42,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-11-10 13:10:42,935 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:10:42,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:10:44,008 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 230 proven. 10 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2018-11-10 13:10:46,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:10:46,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2126 states to 1693 states and 2126 transitions. [2018-11-10 13:10:46,502 INFO L276 IsEmpty]: Start isEmpty. Operand 1693 states and 2126 transitions. [2018-11-10 13:10:46,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-11-10 13:10:46,503 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:10:46,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:10:46,570 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 230 proven. 10 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2018-11-10 13:10:46,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:10:46,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2129 states to 1696 states and 2129 transitions. [2018-11-10 13:10:46,997 INFO L276 IsEmpty]: Start isEmpty. Operand 1696 states and 2129 transitions. [2018-11-10 13:10:46,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-10 13:10:46,998 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:10:47,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:10:47,033 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 246 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-11-10 13:10:47,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:10:47,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2149 states to 1714 states and 2149 transitions. [2018-11-10 13:10:47,739 INFO L276 IsEmpty]: Start isEmpty. Operand 1714 states and 2149 transitions. [2018-11-10 13:10:47,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-10 13:10:47,740 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:10:47,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:10:47,790 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 246 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-11-10 13:10:48,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:10:48,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2159 states to 1723 states and 2159 transitions. [2018-11-10 13:10:48,880 INFO L276 IsEmpty]: Start isEmpty. Operand 1723 states and 2159 transitions. [2018-11-10 13:10:48,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-11-10 13:10:48,881 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:10:48,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:10:49,181 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 173 proven. 5 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-10 13:10:54,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:10:54,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2269 states to 1805 states and 2269 transitions. [2018-11-10 13:10:54,025 INFO L276 IsEmpty]: Start isEmpty. Operand 1805 states and 2269 transitions. [2018-11-10 13:10:54,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-11-10 13:10:54,026 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:10:54,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:10:54,138 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 173 proven. 5 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-10 13:10:54,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:10:54,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2275 states to 1812 states and 2275 transitions. [2018-11-10 13:10:54,924 INFO L276 IsEmpty]: Start isEmpty. Operand 1812 states and 2275 transitions. [2018-11-10 13:10:54,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-11-10 13:10:54,925 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:10:54,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:10:55,035 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 173 proven. 5 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-10 13:10:56,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:10:56,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2295 states to 1824 states and 2295 transitions. [2018-11-10 13:10:56,320 INFO L276 IsEmpty]: Start isEmpty. Operand 1824 states and 2295 transitions. [2018-11-10 13:10:56,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-11-10 13:10:56,321 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:10:56,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:10:56,442 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 173 proven. 5 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-10 13:10:56,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:10:56,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2298 states to 1825 states and 2298 transitions. [2018-11-10 13:10:56,904 INFO L276 IsEmpty]: Start isEmpty. Operand 1825 states and 2298 transitions. [2018-11-10 13:10:56,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-11-10 13:10:56,905 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:10:56,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:10:57,074 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 173 proven. 5 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-10 13:10:57,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:10:57,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2301 states to 1828 states and 2301 transitions. [2018-11-10 13:10:57,856 INFO L276 IsEmpty]: Start isEmpty. Operand 1828 states and 2301 transitions. [2018-11-10 13:10:57,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-11-10 13:10:57,857 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:10:57,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:10:58,005 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 173 proven. 5 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-10 13:10:58,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:10:58,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2302 states to 1829 states and 2302 transitions. [2018-11-10 13:10:58,492 INFO L276 IsEmpty]: Start isEmpty. Operand 1829 states and 2302 transitions. [2018-11-10 13:10:58,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-11-10 13:10:58,493 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:10:58,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:10:58,606 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 173 proven. 5 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-10 13:10:58,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:10:58,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2302 states to 1830 states and 2302 transitions. [2018-11-10 13:10:58,943 INFO L276 IsEmpty]: Start isEmpty. Operand 1830 states and 2302 transitions. [2018-11-10 13:10:58,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-11-10 13:10:58,945 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:10:58,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:11:00,827 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 215 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-10 13:11:07,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:11:07,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2387 states to 1911 states and 2387 transitions. [2018-11-10 13:11:07,009 INFO L276 IsEmpty]: Start isEmpty. Operand 1911 states and 2387 transitions. [2018-11-10 13:11:07,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-11-10 13:11:07,010 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:11:07,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:11:07,045 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 200 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2018-11-10 13:11:07,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:11:07,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2393 states to 1916 states and 2393 transitions. [2018-11-10 13:11:07,395 INFO L276 IsEmpty]: Start isEmpty. Operand 1916 states and 2393 transitions. [2018-11-10 13:11:07,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-11-10 13:11:07,396 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:11:07,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:11:07,442 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-11-10 13:11:07,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:11:07,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2414 states to 1938 states and 2414 transitions. [2018-11-10 13:11:07,531 INFO L276 IsEmpty]: Start isEmpty. Operand 1938 states and 2414 transitions. [2018-11-10 13:11:07,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-11-10 13:11:07,532 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:11:07,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:11:07,597 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 185 proven. 5 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-10 13:11:10,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:11:10,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2445 states to 1960 states and 2445 transitions. [2018-11-10 13:11:10,324 INFO L276 IsEmpty]: Start isEmpty. Operand 1960 states and 2445 transitions. [2018-11-10 13:11:10,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-11-10 13:11:10,325 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:11:10,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:11:10,480 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 185 proven. 5 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-10 13:11:11,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:11:11,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2446 states to 1963 states and 2446 transitions. [2018-11-10 13:11:11,624 INFO L276 IsEmpty]: Start isEmpty. Operand 1963 states and 2446 transitions. [2018-11-10 13:11:11,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-11-10 13:11:11,625 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:11:11,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:11:11,673 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 185 proven. 5 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-10 13:11:12,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:11:12,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2452 states to 1970 states and 2452 transitions. [2018-11-10 13:11:12,429 INFO L276 IsEmpty]: Start isEmpty. Operand 1970 states and 2452 transitions. [2018-11-10 13:11:12,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-11-10 13:11:12,430 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:11:12,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:11:12,478 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 185 proven. 5 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-10 13:11:12,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:11:12,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2452 states to 1971 states and 2452 transitions. [2018-11-10 13:11:12,884 INFO L276 IsEmpty]: Start isEmpty. Operand 1971 states and 2452 transitions. [2018-11-10 13:11:12,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-11-10 13:11:12,885 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:11:12,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:11:13,117 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 190 proven. 5 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2018-11-10 13:11:14,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:11:14,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2532 states to 2047 states and 2532 transitions. [2018-11-10 13:11:14,128 INFO L276 IsEmpty]: Start isEmpty. Operand 2047 states and 2532 transitions. [2018-11-10 13:11:14,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-11-10 13:11:14,129 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:11:14,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:11:14,195 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 206 trivial. 0 not checked. [2018-11-10 13:11:14,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:11:14,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2532 states to 2048 states and 2532 transitions. [2018-11-10 13:11:14,238 INFO L276 IsEmpty]: Start isEmpty. Operand 2048 states and 2532 transitions. [2018-11-10 13:11:14,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2018-11-10 13:11:14,239 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:11:14,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:11:15,083 INFO L134 CoverageAnalysis]: Checked inductivity of 529 backedges. 334 proven. 112 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-10 13:11:18,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:11:18,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2564 states to 2068 states and 2564 transitions. [2018-11-10 13:11:18,532 INFO L276 IsEmpty]: Start isEmpty. Operand 2068 states and 2564 transitions. [2018-11-10 13:11:18,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2018-11-10 13:11:18,533 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:11:18,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:11:18,685 INFO L134 CoverageAnalysis]: Checked inductivity of 529 backedges. 334 proven. 112 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-10 13:11:19,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:11:19,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2571 states to 2076 states and 2571 transitions. [2018-11-10 13:11:19,163 INFO L276 IsEmpty]: Start isEmpty. Operand 2076 states and 2571 transitions. [2018-11-10 13:11:19,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2018-11-10 13:11:19,164 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:11:19,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:11:19,244 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 301 proven. 0 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2018-11-10 13:11:20,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:11:20,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2576 states to 2080 states and 2576 transitions. [2018-11-10 13:11:20,400 INFO L276 IsEmpty]: Start isEmpty. Operand 2080 states and 2576 transitions. [2018-11-10 13:11:20,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2018-11-10 13:11:20,401 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:11:20,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:11:20,500 INFO L134 CoverageAnalysis]: Checked inductivity of 550 backedges. 409 proven. 5 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2018-11-10 13:11:21,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:11:21,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2590 states to 2090 states and 2590 transitions. [2018-11-10 13:11:21,741 INFO L276 IsEmpty]: Start isEmpty. Operand 2090 states and 2590 transitions. [2018-11-10 13:11:21,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2018-11-10 13:11:21,742 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:11:21,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:11:21,941 INFO L134 CoverageAnalysis]: Checked inductivity of 550 backedges. 409 proven. 5 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2018-11-10 13:11:22,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:11:22,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2591 states to 2091 states and 2591 transitions. [2018-11-10 13:11:22,396 INFO L276 IsEmpty]: Start isEmpty. Operand 2091 states and 2591 transitions. [2018-11-10 13:11:22,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2018-11-10 13:11:22,397 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:11:22,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:11:22,514 INFO L134 CoverageAnalysis]: Checked inductivity of 550 backedges. 409 proven. 5 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2018-11-10 13:11:22,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:11:22,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2594 states to 2092 states and 2594 transitions. [2018-11-10 13:11:22,960 INFO L276 IsEmpty]: Start isEmpty. Operand 2092 states and 2594 transitions. [2018-11-10 13:11:22,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2018-11-10 13:11:22,961 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:11:22,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:11:23,048 INFO L134 CoverageAnalysis]: Checked inductivity of 558 backedges. 332 proven. 0 refuted. 0 times theorem prover too weak. 226 trivial. 0 not checked. [2018-11-10 13:11:23,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:11:23,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2608 states to 2105 states and 2608 transitions. [2018-11-10 13:11:23,589 INFO L276 IsEmpty]: Start isEmpty. Operand 2105 states and 2608 transitions. [2018-11-10 13:11:23,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2018-11-10 13:11:23,590 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:11:23,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:11:24,583 INFO L134 CoverageAnalysis]: Checked inductivity of 587 backedges. 400 proven. 4 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2018-11-10 13:11:27,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:11:27,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2666 states to 2156 states and 2666 transitions. [2018-11-10 13:11:27,906 INFO L276 IsEmpty]: Start isEmpty. Operand 2156 states and 2666 transitions. [2018-11-10 13:11:27,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2018-11-10 13:11:27,907 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:11:27,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:11:27,989 INFO L134 CoverageAnalysis]: Checked inductivity of 593 backedges. 416 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2018-11-10 13:11:28,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:11:28,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2677 states to 2161 states and 2677 transitions. [2018-11-10 13:11:28,540 INFO L276 IsEmpty]: Start isEmpty. Operand 2161 states and 2677 transitions. [2018-11-10 13:11:28,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-11-10 13:11:28,541 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:11:28,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:11:28,759 INFO L134 CoverageAnalysis]: Checked inductivity of 583 backedges. 387 proven. 0 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2018-11-10 13:11:29,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:11:29,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2691 states to 2176 states and 2691 transitions. [2018-11-10 13:11:29,756 INFO L276 IsEmpty]: Start isEmpty. Operand 2176 states and 2691 transitions. [2018-11-10 13:11:29,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-11-10 13:11:29,757 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:11:29,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:11:30,577 INFO L134 CoverageAnalysis]: Checked inductivity of 773 backedges. 584 proven. 6 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2018-11-10 13:11:35,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:11:35,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2754 states to 2232 states and 2754 transitions. [2018-11-10 13:11:35,039 INFO L276 IsEmpty]: Start isEmpty. Operand 2232 states and 2754 transitions. [2018-11-10 13:11:35,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-11-10 13:11:35,040 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:11:35,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:11:35,117 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 340 proven. 0 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2018-11-10 13:11:35,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:11:35,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2755 states to 2233 states and 2755 transitions. [2018-11-10 13:11:35,677 INFO L276 IsEmpty]: Start isEmpty. Operand 2233 states and 2755 transitions. [2018-11-10 13:11:35,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-11-10 13:11:35,678 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:11:35,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:11:35,755 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 340 proven. 0 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2018-11-10 13:11:36,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:11:36,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2758 states to 2236 states and 2758 transitions. [2018-11-10 13:11:36,264 INFO L276 IsEmpty]: Start isEmpty. Operand 2236 states and 2758 transitions. [2018-11-10 13:11:36,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2018-11-10 13:11:36,265 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:11:36,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:11:36,572 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 372 proven. 106 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2018-11-10 13:11:37,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:11:37,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2770 states to 2247 states and 2770 transitions. [2018-11-10 13:11:37,714 INFO L276 IsEmpty]: Start isEmpty. Operand 2247 states and 2770 transitions. [2018-11-10 13:11:37,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2018-11-10 13:11:37,715 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:11:37,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:11:37,806 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 372 proven. 106 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2018-11-10 13:11:39,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:11:39,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2780 states to 2259 states and 2780 transitions. [2018-11-10 13:11:39,234 INFO L276 IsEmpty]: Start isEmpty. Operand 2259 states and 2780 transitions. [2018-11-10 13:11:39,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2018-11-10 13:11:39,236 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:11:39,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:11:39,339 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 372 proven. 106 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2018-11-10 13:11:39,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:11:39,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2780 states to 2260 states and 2780 transitions. [2018-11-10 13:11:39,823 INFO L276 IsEmpty]: Start isEmpty. Operand 2260 states and 2780 transitions. [2018-11-10 13:11:39,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2018-11-10 13:11:39,824 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:11:39,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:11:39,923 INFO L134 CoverageAnalysis]: Checked inductivity of 655 backedges. 452 proven. 0 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2018-11-10 13:11:40,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:11:40,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2792 states to 2269 states and 2792 transitions. [2018-11-10 13:11:40,942 INFO L276 IsEmpty]: Start isEmpty. Operand 2269 states and 2792 transitions. [2018-11-10 13:11:40,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 320 [2018-11-10 13:11:40,943 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:11:40,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:11:41,008 INFO L134 CoverageAnalysis]: Checked inductivity of 663 backedges. 460 proven. 0 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2018-11-10 13:11:41,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:11:41,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2799 states to 2277 states and 2799 transitions. [2018-11-10 13:11:41,277 INFO L276 IsEmpty]: Start isEmpty. Operand 2277 states and 2799 transitions. [2018-11-10 13:11:41,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2018-11-10 13:11:41,278 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:11:41,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:11:41,829 INFO L134 CoverageAnalysis]: Checked inductivity of 674 backedges. 396 proven. 175 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2018-11-10 13:11:45,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:11:45,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2870 states to 2339 states and 2870 transitions. [2018-11-10 13:11:45,412 INFO L276 IsEmpty]: Start isEmpty. Operand 2339 states and 2870 transitions. [2018-11-10 13:11:45,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2018-11-10 13:11:45,414 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:11:45,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:11:45,602 INFO L134 CoverageAnalysis]: Checked inductivity of 674 backedges. 396 proven. 175 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2018-11-10 13:11:46,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:11:46,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2877 states to 2347 states and 2877 transitions. [2018-11-10 13:11:46,136 INFO L276 IsEmpty]: Start isEmpty. Operand 2347 states and 2877 transitions. [2018-11-10 13:11:46,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2018-11-10 13:11:46,137 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:11:46,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:11:46,326 INFO L134 CoverageAnalysis]: Checked inductivity of 682 backedges. 439 proven. 120 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2018-11-10 13:11:47,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:11:47,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2892 states to 2355 states and 2892 transitions. [2018-11-10 13:11:47,976 INFO L276 IsEmpty]: Start isEmpty. Operand 2355 states and 2892 transitions. [2018-11-10 13:11:47,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2018-11-10 13:11:47,978 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:11:47,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:11:48,096 INFO L134 CoverageAnalysis]: Checked inductivity of 682 backedges. 439 proven. 120 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2018-11-10 13:11:49,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:11:49,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2904 states to 2367 states and 2904 transitions. [2018-11-10 13:11:49,296 INFO L276 IsEmpty]: Start isEmpty. Operand 2367 states and 2904 transitions. [2018-11-10 13:11:49,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2018-11-10 13:11:49,298 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:11:49,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:11:49,431 INFO L134 CoverageAnalysis]: Checked inductivity of 682 backedges. 439 proven. 120 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2018-11-10 13:11:49,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:11:49,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2909 states to 2373 states and 2909 transitions. [2018-11-10 13:11:49,978 INFO L276 IsEmpty]: Start isEmpty. Operand 2373 states and 2909 transitions. [2018-11-10 13:11:49,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2018-11-10 13:11:49,980 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:11:49,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:11:50,097 INFO L134 CoverageAnalysis]: Checked inductivity of 682 backedges. 439 proven. 120 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2018-11-10 13:11:50,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:11:50,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2916 states to 2381 states and 2916 transitions. [2018-11-10 13:11:50,918 INFO L276 IsEmpty]: Start isEmpty. Operand 2381 states and 2916 transitions. [2018-11-10 13:11:50,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2018-11-10 13:11:50,919 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:11:50,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:11:51,005 INFO L134 CoverageAnalysis]: Checked inductivity of 601 backedges. 376 proven. 0 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2018-11-10 13:11:51,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:11:51,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2921 states to 2387 states and 2921 transitions. [2018-11-10 13:11:51,487 INFO L276 IsEmpty]: Start isEmpty. Operand 2387 states and 2921 transitions. [2018-11-10 13:11:51,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2018-11-10 13:11:51,489 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:11:51,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:11:51,561 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 489 proven. 0 refuted. 0 times theorem prover too weak. 161 trivial. 0 not checked. [2018-11-10 13:11:53,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:11:53,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2953 states to 2412 states and 2953 transitions. [2018-11-10 13:11:53,326 INFO L276 IsEmpty]: Start isEmpty. Operand 2412 states and 2953 transitions. [2018-11-10 13:11:53,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2018-11-10 13:11:53,327 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:11:53,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:11:53,534 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 489 proven. 0 refuted. 0 times theorem prover too weak. 161 trivial. 0 not checked. [2018-11-10 13:11:54,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:11:54,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2973 states to 2423 states and 2973 transitions. [2018-11-10 13:11:54,846 INFO L276 IsEmpty]: Start isEmpty. Operand 2423 states and 2973 transitions. [2018-11-10 13:11:54,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2018-11-10 13:11:54,847 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:11:54,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:11:54,932 INFO L134 CoverageAnalysis]: Checked inductivity of 687 backedges. 367 proven. 0 refuted. 0 times theorem prover too weak. 320 trivial. 0 not checked. [2018-11-10 13:11:56,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:11:56,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3014 states to 2464 states and 3014 transitions. [2018-11-10 13:11:56,892 INFO L276 IsEmpty]: Start isEmpty. Operand 2464 states and 3014 transitions. [2018-11-10 13:11:56,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 331 [2018-11-10 13:11:56,893 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:11:56,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:11:56,970 INFO L134 CoverageAnalysis]: Checked inductivity of 660 backedges. 406 proven. 0 refuted. 0 times theorem prover too weak. 254 trivial. 0 not checked. [2018-11-10 13:11:58,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:11:58,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3032 states to 2482 states and 3032 transitions. [2018-11-10 13:11:58,367 INFO L276 IsEmpty]: Start isEmpty. Operand 2482 states and 3032 transitions. [2018-11-10 13:11:58,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 331 [2018-11-10 13:11:58,368 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:11:58,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:11:58,445 INFO L134 CoverageAnalysis]: Checked inductivity of 660 backedges. 406 proven. 0 refuted. 0 times theorem prover too weak. 254 trivial. 0 not checked. [2018-11-10 13:11:59,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:11:59,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3039 states to 2491 states and 3039 transitions. [2018-11-10 13:11:59,142 INFO L276 IsEmpty]: Start isEmpty. Operand 2491 states and 3039 transitions. [2018-11-10 13:11:59,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2018-11-10 13:11:59,144 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:11:59,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:11:59,799 INFO L134 CoverageAnalysis]: Checked inductivity of 713 backedges. 484 proven. 42 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2018-11-10 13:12:02,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:12:02,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3068 states to 2515 states and 3068 transitions. [2018-11-10 13:12:02,066 INFO L276 IsEmpty]: Start isEmpty. Operand 2515 states and 3068 transitions. [2018-11-10 13:12:02,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2018-11-10 13:12:02,067 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:12:02,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:12:02,347 INFO L134 CoverageAnalysis]: Checked inductivity of 713 backedges. 484 proven. 42 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2018-11-10 13:12:04,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:12:04,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3077 states to 2522 states and 3077 transitions. [2018-11-10 13:12:04,057 INFO L276 IsEmpty]: Start isEmpty. Operand 2522 states and 3077 transitions. [2018-11-10 13:12:04,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2018-11-10 13:12:04,058 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:12:04,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:12:04,178 INFO L134 CoverageAnalysis]: Checked inductivity of 735 backedges. 481 proven. 134 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2018-11-10 13:12:05,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:12:05,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3088 states to 2533 states and 3088 transitions. [2018-11-10 13:12:05,160 INFO L276 IsEmpty]: Start isEmpty. Operand 2533 states and 3088 transitions. [2018-11-10 13:12:05,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2018-11-10 13:12:05,161 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:12:05,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:12:05,281 INFO L134 CoverageAnalysis]: Checked inductivity of 735 backedges. 481 proven. 134 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2018-11-10 13:12:06,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:12:06,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3098 states to 2544 states and 3098 transitions. [2018-11-10 13:12:06,243 INFO L276 IsEmpty]: Start isEmpty. Operand 2544 states and 3098 transitions. [2018-11-10 13:12:06,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 341 [2018-11-10 13:12:06,244 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:12:06,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:12:09,643 INFO L134 CoverageAnalysis]: Checked inductivity of 754 backedges. 608 proven. 10 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2018-11-10 13:12:21,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:12:21,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3084 states to 2514 states and 3084 transitions. [2018-11-10 13:12:21,270 INFO L276 IsEmpty]: Start isEmpty. Operand 2514 states and 3084 transitions. [2018-11-10 13:12:21,271 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 13:12:21,271 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 184 iterations. [2018-11-10 13:12:21,280 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-10 13:12:21,609 WARN L179 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 36 [2018-11-10 13:12:21,777 WARN L179 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 34 [2018-11-10 13:12:21,911 WARN L179 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 33 [2018-11-10 13:12:22,046 WARN L179 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 24 [2018-11-10 13:12:22,208 WARN L179 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 36 [2018-11-10 13:12:22,367 WARN L179 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 36 [2018-11-10 13:12:22,531 WARN L179 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 24 [2018-11-10 13:12:22,636 WARN L179 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 33 [2018-11-10 13:12:22,815 WARN L179 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 36 [2018-11-10 13:12:23,016 WARN L179 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 36 [2018-11-10 13:12:23,172 WARN L179 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 36 [2018-11-10 13:12:23,518 WARN L179 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 36 [2018-11-10 13:12:23,726 WARN L179 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 34 [2018-11-10 13:12:23,843 WARN L179 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 33 [2018-11-10 13:12:24,382 WARN L179 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 24 [2018-11-10 13:12:24,654 WARN L179 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 33 [2018-11-10 13:12:24,842 WARN L179 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 36 [2018-11-10 13:12:25,031 WARN L179 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 33 [2018-11-10 13:12:25,189 WARN L179 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 33 [2018-11-10 13:12:25,306 WARN L179 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 33 [2018-11-10 13:12:25,521 WARN L179 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 24 [2018-11-10 13:12:26,116 WARN L179 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 36 [2018-11-10 13:12:26,282 WARN L179 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 36 [2018-11-10 13:12:26,760 WARN L179 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 34 [2018-11-10 13:12:26,898 WARN L179 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 34 [2018-11-10 13:12:27,010 WARN L179 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 34 [2018-11-10 13:12:27,290 WARN L179 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 36 [2018-11-10 13:12:27,291 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 13:12:27,293 INFO L582 CodeCheckObserver]: Invariant with dag size 24 [2018-11-10 13:12:27,297 INFO L582 CodeCheckObserver]: Invariant with dag size 24 [2018-11-10 13:12:27,298 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 01:12:27 ImpRootNode [2018-11-10 13:12:27,298 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 13:12:27,298 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 13:12:27,298 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 13:12:27,298 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 13:12:27,299 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:09:27" (3/4) ... [2018-11-10 13:12:27,301 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 13:12:27,316 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 101 nodes and edges [2018-11-10 13:12:27,317 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-11-10 13:12:27,317 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-10 13:12:27,318 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-10 13:12:27,395 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_1659e80d-2ada-47f9-9d00-bc67279c2bcb/bin-2019/ukojak/witness.graphml [2018-11-10 13:12:27,396 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 13:12:27,397 INFO L168 Benchmark]: Toolchain (without parser) took 181676.20 ms. Allocated memory was 1.0 GB in the beginning and 4.7 GB in the end (delta: 3.6 GB). Free memory was 952.8 MB in the beginning and 3.9 GB in the end (delta: -2.9 GB). Peak memory consumption was 710.9 MB. Max. memory is 11.5 GB. [2018-11-10 13:12:27,398 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 13:12:27,398 INFO L168 Benchmark]: CACSL2BoogieTranslator took 350.61 ms. Allocated memory is still 1.0 GB. Free memory was 952.8 MB in the beginning and 917.9 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. [2018-11-10 13:12:27,398 INFO L168 Benchmark]: Boogie Procedure Inliner took 104.12 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 163.6 MB). Free memory was 917.9 MB in the beginning and 1.2 GB in the end (delta: -234.7 MB). Peak memory consumption was 21.4 MB. Max. memory is 11.5 GB. [2018-11-10 13:12:27,398 INFO L168 Benchmark]: Boogie Preprocessor took 40.91 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-10 13:12:27,399 INFO L168 Benchmark]: RCFGBuilder took 1317.83 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 909.7 MB in the end (delta: 239.4 MB). Peak memory consumption was 239.4 MB. Max. memory is 11.5 GB. [2018-11-10 13:12:27,399 INFO L168 Benchmark]: CodeCheck took 179762.34 ms. Allocated memory was 1.2 GB in the beginning and 4.7 GB in the end (delta: 3.5 GB). Free memory was 909.7 MB in the beginning and 3.9 GB in the end (delta: -3.0 GB). Peak memory consumption was 3.6 GB. Max. memory is 11.5 GB. [2018-11-10 13:12:27,399 INFO L168 Benchmark]: Witness Printer took 97.48 ms. Allocated memory is still 4.7 GB. Free memory was 3.9 GB in the beginning and 3.9 GB in the end (delta: 54.3 kB). Peak memory consumption was 54.3 kB. Max. memory is 11.5 GB. [2018-11-10 13:12:27,401 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 199 locations, 1 error locations. SAFE Result, 173.7s OverallTime, 184 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 940838288 SDtfs, 1235108316 SDslu, -1063227140 SDs, 0 SdLazy, -1175059910 SolverSat, -45020206 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 595.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 226663 GetRequests, 221672 SyntacticMatches, 3153 SemanticMatches, 1838 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2363251 ImplicationChecksByTransitivity, 152.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.7s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 19.1s InterpolantComputationTime, 33739 NumberOfCodeBlocks, 33739 NumberOfCodeBlocksAsserted, 183 NumberOfCheckSat, 33556 ConstructedInterpolants, 0 QuantifiedInterpolants, 23737582 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 183 InterpolantComputations, 137 PerfectInterpolantSequences, 39589/41527 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: 533]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 30]: Loop Invariant Derived loop invariant: (!(a7 == 1) || !(a16 == 6)) || ((((!(a21 == 1) && a8 == 13) && a12 == 8) && a17 <= 0) && a20 == 1) - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: (!(a7 == 1) || !(a16 == 6)) || ((((!(a21 == 1) && a8 == 13) && a12 == 8) && a17 <= 0) && a20 == 1) * 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 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 350.61 ms. Allocated memory is still 1.0 GB. Free memory was 952.8 MB in the beginning and 917.9 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 104.12 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 163.6 MB). Free memory was 917.9 MB in the beginning and 1.2 GB in the end (delta: -234.7 MB). Peak memory consumption was 21.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 40.91 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1317.83 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 909.7 MB in the end (delta: 239.4 MB). Peak memory consumption was 239.4 MB. Max. memory is 11.5 GB. * CodeCheck took 179762.34 ms. Allocated memory was 1.2 GB in the beginning and 4.7 GB in the end (delta: 3.5 GB). Free memory was 909.7 MB in the beginning and 3.9 GB in the end (delta: -3.0 GB). Peak memory consumption was 3.6 GB. Max. memory is 11.5 GB. * Witness Printer took 97.48 ms. Allocated memory is still 4.7 GB. Free memory was 3.9 GB in the beginning and 3.9 GB in the end (delta: 54.3 kB). Peak memory consumption was 54.3 kB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...