./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label37_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_746a0417-849a-4f23-9192-e125b9e07eb2/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_746a0417-849a-4f23-9192-e125b9e07eb2/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_746a0417-849a-4f23-9192-e125b9e07eb2/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_746a0417-849a-4f23-9192-e125b9e07eb2/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label37_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_746a0417-849a-4f23-9192-e125b9e07eb2/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_746a0417-849a-4f23-9192-e125b9e07eb2/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 a2597194a43836f4c4ad9c950ead0db96723770b .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-01 18:20:14,306 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-01 18:20:14,307 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-01 18:20:14,313 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-01 18:20:14,313 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-01 18:20:14,313 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-01 18:20:14,314 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-01 18:20:14,315 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-01 18:20:14,316 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-01 18:20:14,316 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-01 18:20:14,316 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-01 18:20:14,317 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-01 18:20:14,317 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-01 18:20:14,317 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-01 18:20:14,318 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-01 18:20:14,318 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-01 18:20:14,319 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-01 18:20:14,320 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-01 18:20:14,321 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-01 18:20:14,321 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-01 18:20:14,322 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-01 18:20:14,322 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-01 18:20:14,324 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-01 18:20:14,324 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-01 18:20:14,324 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-01 18:20:14,324 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-01 18:20:14,325 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-01 18:20:14,325 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-01 18:20:14,326 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-01 18:20:14,326 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-01 18:20:14,326 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-01 18:20:14,327 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-01 18:20:14,327 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-01 18:20:14,327 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-01 18:20:14,327 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-01 18:20:14,328 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-01 18:20:14,328 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_746a0417-849a-4f23-9192-e125b9e07eb2/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-01 18:20:14,335 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-01 18:20:14,335 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-01 18:20:14,335 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-01 18:20:14,335 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-01 18:20:14,336 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-01 18:20:14,336 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-01 18:20:14,336 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-01 18:20:14,336 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-01 18:20:14,336 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-01 18:20:14,336 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-01 18:20:14,336 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-01 18:20:14,336 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-01 18:20:14,336 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-01 18:20:14,336 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-01 18:20:14,337 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-01 18:20:14,337 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-01 18:20:14,337 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-01 18:20:14,337 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-01 18:20:14,337 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-01 18:20:14,337 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-01 18:20:14,337 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-01 18:20:14,337 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-01 18:20:14,337 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-01 18:20:14,337 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-01 18:20:14,337 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-01 18:20:14,337 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-01 18:20:14,338 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-01 18:20:14,338 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-01 18:20:14,338 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-01 18:20:14,338 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_746a0417-849a-4f23-9192-e125b9e07eb2/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 -> a2597194a43836f4c4ad9c950ead0db96723770b [2018-12-01 18:20:14,354 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-01 18:20:14,361 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-01 18:20:14,363 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-01 18:20:14,364 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-01 18:20:14,364 INFO L276 PluginConnector]: CDTParser initialized [2018-12-01 18:20:14,365 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_746a0417-849a-4f23-9192-e125b9e07eb2/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label37_true-unreach-call_false-termination.c [2018-12-01 18:20:14,400 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_746a0417-849a-4f23-9192-e125b9e07eb2/bin-2019/ukojak/data/fb78198c8/d28cd52c9de8411a8b6d55ef2153672f/FLAGb40d88a62 [2018-12-01 18:20:14,815 INFO L307 CDTParser]: Found 1 translation units. [2018-12-01 18:20:14,815 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_746a0417-849a-4f23-9192-e125b9e07eb2/sv-benchmarks/c/eca-rers2012/Problem02_label37_true-unreach-call_false-termination.c [2018-12-01 18:20:14,822 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_746a0417-849a-4f23-9192-e125b9e07eb2/bin-2019/ukojak/data/fb78198c8/d28cd52c9de8411a8b6d55ef2153672f/FLAGb40d88a62 [2018-12-01 18:20:15,145 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_746a0417-849a-4f23-9192-e125b9e07eb2/bin-2019/ukojak/data/fb78198c8/d28cd52c9de8411a8b6d55ef2153672f [2018-12-01 18:20:15,147 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-01 18:20:15,148 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-01 18:20:15,148 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-01 18:20:15,148 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-01 18:20:15,150 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-01 18:20:15,151 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:20:15" (1/1) ... [2018-12-01 18:20:15,152 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c7a2c36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:20:15, skipping insertion in model container [2018-12-01 18:20:15,153 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:20:15" (1/1) ... [2018-12-01 18:20:15,157 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-01 18:20:15,187 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-01 18:20:15,381 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 18:20:15,384 INFO L191 MainTranslator]: Completed pre-run [2018-12-01 18:20:15,468 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 18:20:15,477 INFO L195 MainTranslator]: Completed translation [2018-12-01 18:20:15,477 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:20:15 WrapperNode [2018-12-01 18:20:15,477 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-01 18:20:15,478 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-01 18:20:15,478 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-01 18:20:15,478 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-01 18:20:15,483 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:20:15" (1/1) ... [2018-12-01 18:20:15,492 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:20:15" (1/1) ... [2018-12-01 18:20:15,519 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-01 18:20:15,519 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-01 18:20:15,519 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-01 18:20:15,519 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-01 18:20:15,525 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:20:15" (1/1) ... [2018-12-01 18:20:15,525 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:20:15" (1/1) ... [2018-12-01 18:20:15,527 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:20:15" (1/1) ... [2018-12-01 18:20:15,527 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:20:15" (1/1) ... [2018-12-01 18:20:15,536 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:20:15" (1/1) ... [2018-12-01 18:20:15,543 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:20:15" (1/1) ... [2018-12-01 18:20:15,545 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:20:15" (1/1) ... [2018-12-01 18:20:15,548 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-01 18:20:15,549 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-01 18:20:15,549 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-01 18:20:15,549 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-01 18:20:15,549 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:20:15" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_746a0417-849a-4f23-9192-e125b9e07eb2/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-01 18:20:15,583 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-01 18:20:15,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-01 18:20:16,630 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-01 18:20:16,630 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-01 18:20:16,630 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:20:16 BoogieIcfgContainer [2018-12-01 18:20:16,630 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-01 18:20:16,631 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-01 18:20:16,631 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-01 18:20:16,638 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-01 18:20:16,638 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:20:16" (1/1) ... [2018-12-01 18:20:16,645 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 18:20:16,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:20:16,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2018-12-01 18:20:16,669 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2018-12-01 18:20:16,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-01 18:20:16,672 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:20:16,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:20:16,888 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 18:20:17,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:20:17,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 163 states and 251 transitions. [2018-12-01 18:20:17,188 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 251 transitions. [2018-12-01 18:20:17,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-12-01 18:20:17,189 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:20:17,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:20:17,267 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 18:20:17,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:20:17,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 241 states and 337 transitions. [2018-12-01 18:20:17,628 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 337 transitions. [2018-12-01 18:20:17,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-12-01 18:20:17,629 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:20:17,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:20:17,701 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 18:20:18,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:20:18,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 328 states and 430 transitions. [2018-12-01 18:20:18,144 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 430 transitions. [2018-12-01 18:20:18,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-12-01 18:20:18,146 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:20:18,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:20:18,202 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 18:20:18,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:20:18,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 338 states and 444 transitions. [2018-12-01 18:20:18,381 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 444 transitions. [2018-12-01 18:20:18,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-12-01 18:20:18,382 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:20:18,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:20:18,407 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 18:20:18,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:20:18,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 342 states and 451 transitions. [2018-12-01 18:20:18,535 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 451 transitions. [2018-12-01 18:20:18,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-12-01 18:20:18,537 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:20:18,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:20:18,582 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 18:20:18,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:20:18,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 351 states and 464 transitions. [2018-12-01 18:20:18,815 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 464 transitions. [2018-12-01 18:20:18,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-01 18:20:18,816 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:20:18,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:20:18,853 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 18:20:18,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:20:18,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 363 states and 477 transitions. [2018-12-01 18:20:18,952 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 477 transitions. [2018-12-01 18:20:18,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-01 18:20:18,953 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:20:18,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:20:18,985 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 18:20:19,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:20:19,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 367 states and 484 transitions. [2018-12-01 18:20:19,201 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 484 transitions. [2018-12-01 18:20:19,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-01 18:20:19,202 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:20:19,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:20:19,217 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 18:20:19,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:20:19,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 389 states and 510 transitions. [2018-12-01 18:20:19,395 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 510 transitions. [2018-12-01 18:20:19,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-01 18:20:19,396 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:20:19,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:20:19,409 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-01 18:20:19,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:20:19,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 396 states and 521 transitions. [2018-12-01 18:20:19,616 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 521 transitions. [2018-12-01 18:20:19,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-12-01 18:20:19,616 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:20:19,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:20:19,630 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-01 18:20:19,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:20:19,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 399 states and 524 transitions. [2018-12-01 18:20:19,647 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 524 transitions. [2018-12-01 18:20:19,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-12-01 18:20:19,648 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:20:19,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:20:19,671 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 18:20:19,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:20:19,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 403 states and 528 transitions. [2018-12-01 18:20:19,691 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 528 transitions. [2018-12-01 18:20:19,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-12-01 18:20:19,691 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:20:19,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:20:19,708 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 18:20:19,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:20:19,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 409 states and 534 transitions. [2018-12-01 18:20:19,740 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 534 transitions. [2018-12-01 18:20:19,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-12-01 18:20:19,741 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:20:19,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:20:19,764 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-01 18:20:19,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:20:19,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 417 states and 542 transitions. [2018-12-01 18:20:19,829 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 542 transitions. [2018-12-01 18:20:19,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-12-01 18:20:19,830 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:20:19,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:20:19,853 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-01 18:20:20,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:20:20,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 436 states and 565 transitions. [2018-12-01 18:20:20,032 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 565 transitions. [2018-12-01 18:20:20,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-12-01 18:20:20,033 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:20:20,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:20:20,077 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 18:20:20,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:20:20,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 463 states and 597 transitions. [2018-12-01 18:20:20,296 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 597 transitions. [2018-12-01 18:20:20,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-12-01 18:20:20,298 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:20:20,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:20:20,317 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 18:20:20,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:20:20,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 469 states and 603 transitions. [2018-12-01 18:20:20,337 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 603 transitions. [2018-12-01 18:20:20,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-12-01 18:20:20,338 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:20:20,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:20:20,403 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 18:20:20,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:20:20,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 507 states and 647 transitions. [2018-12-01 18:20:20,915 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 647 transitions. [2018-12-01 18:20:20,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-12-01 18:20:20,917 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:20:20,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:20:20,940 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-01 18:20:21,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:20:21,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 522 states and 664 transitions. [2018-12-01 18:20:21,123 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 664 transitions. [2018-12-01 18:20:21,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-12-01 18:20:21,123 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:20:21,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:20:21,136 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-01 18:20:21,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:20:21,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 528 states and 670 transitions. [2018-12-01 18:20:21,168 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 670 transitions. [2018-12-01 18:20:21,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-12-01 18:20:21,168 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:20:21,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:20:21,211 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 44 proven. 8 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-01 18:20:21,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:20:21,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698 states to 551 states and 698 transitions. [2018-12-01 18:20:21,511 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 698 transitions. [2018-12-01 18:20:21,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-12-01 18:20:21,512 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:20:21,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:20:21,529 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 18:20:21,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:20:21,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 573 states and 724 transitions. [2018-12-01 18:20:21,741 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 724 transitions. [2018-12-01 18:20:21,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-12-01 18:20:21,742 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:20:21,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:20:21,760 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 18:20:21,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:20:21,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 592 states and 744 transitions. [2018-12-01 18:20:21,892 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 744 transitions. [2018-12-01 18:20:21,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-12-01 18:20:21,893 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:20:21,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:20:21,912 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-01 18:20:22,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:20:22,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 598 states and 753 transitions. [2018-12-01 18:20:22,217 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 753 transitions. [2018-12-01 18:20:22,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-12-01 18:20:22,218 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:20:22,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:20:22,237 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-01 18:20:22,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:20:22,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 601 states and 756 transitions. [2018-12-01 18:20:22,330 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 756 transitions. [2018-12-01 18:20:22,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-12-01 18:20:22,330 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:20:22,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:20:22,350 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 18:20:22,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:20:22,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 634 states and 791 transitions. [2018-12-01 18:20:22,477 INFO L276 IsEmpty]: Start isEmpty. Operand 634 states and 791 transitions. [2018-12-01 18:20:22,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-12-01 18:20:22,478 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:20:22,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:20:22,494 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 18:20:22,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:20:22,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 638 states and 796 transitions. [2018-12-01 18:20:22,512 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 796 transitions. [2018-12-01 18:20:22,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-01 18:20:22,513 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:20:22,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:20:22,529 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 18:20:22,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:20:22,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 826 states to 667 states and 826 transitions. [2018-12-01 18:20:22,770 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 826 transitions. [2018-12-01 18:20:22,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-12-01 18:20:22,770 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:20:22,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:20:22,798 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-01 18:20:22,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:20:22,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 828 states to 668 states and 828 transitions. [2018-12-01 18:20:22,925 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 828 transitions. [2018-12-01 18:20:22,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-12-01 18:20:22,926 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:20:22,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:20:22,943 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-01 18:20:23,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:20:23,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 839 states to 678 states and 839 transitions. [2018-12-01 18:20:23,070 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 839 transitions. [2018-12-01 18:20:23,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-12-01 18:20:23,070 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:20:23,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:20:23,088 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 18:20:23,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:20:23,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 868 states to 705 states and 868 transitions. [2018-12-01 18:20:23,344 INFO L276 IsEmpty]: Start isEmpty. Operand 705 states and 868 transitions. [2018-12-01 18:20:23,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-12-01 18:20:23,344 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:20:23,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:20:23,438 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-01 18:20:23,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:20:23,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 887 states to 721 states and 887 transitions. [2018-12-01 18:20:23,622 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 887 transitions. [2018-12-01 18:20:23,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-12-01 18:20:23,623 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:20:23,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:20:23,639 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 18:20:23,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:20:23,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 725 states and 896 transitions. [2018-12-01 18:20:23,887 INFO L276 IsEmpty]: Start isEmpty. Operand 725 states and 896 transitions. [2018-12-01 18:20:23,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-12-01 18:20:23,887 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:20:23,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:20:24,128 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 75 proven. 3 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-01 18:20:25,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:20:25,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 947 states to 765 states and 947 transitions. [2018-12-01 18:20:25,089 INFO L276 IsEmpty]: Start isEmpty. Operand 765 states and 947 transitions. [2018-12-01 18:20:25,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-12-01 18:20:25,089 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:20:25,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:20:25,171 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 18:20:25,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:20:25,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 964 states to 781 states and 964 transitions. [2018-12-01 18:20:25,387 INFO L276 IsEmpty]: Start isEmpty. Operand 781 states and 964 transitions. [2018-12-01 18:20:25,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-12-01 18:20:25,388 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:20:25,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:20:25,416 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 18:20:25,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:20:25,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 966 states to 782 states and 966 transitions. [2018-12-01 18:20:25,559 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 966 transitions. [2018-12-01 18:20:25,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-12-01 18:20:25,560 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:20:25,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:20:25,621 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 67 proven. 5 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-01 18:20:25,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:20:25,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976 states to 791 states and 976 transitions. [2018-12-01 18:20:25,736 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 976 transitions. [2018-12-01 18:20:25,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-01 18:20:25,737 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:20:25,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:20:25,801 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-01 18:20:26,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:20:26,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 999 states to 810 states and 999 transitions. [2018-12-01 18:20:26,164 INFO L276 IsEmpty]: Start isEmpty. Operand 810 states and 999 transitions. [2018-12-01 18:20:26,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-01 18:20:26,165 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:20:26,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:20:26,412 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 18:20:28,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:20:28,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1077 states to 876 states and 1077 transitions. [2018-12-01 18:20:28,630 INFO L276 IsEmpty]: Start isEmpty. Operand 876 states and 1077 transitions. [2018-12-01 18:20:28,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-12-01 18:20:28,631 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:20:28,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:20:28,650 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-01 18:20:28,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:20:28,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1078 states to 877 states and 1078 transitions. [2018-12-01 18:20:28,761 INFO L276 IsEmpty]: Start isEmpty. Operand 877 states and 1078 transitions. [2018-12-01 18:20:28,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-12-01 18:20:28,762 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:20:28,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:20:28,782 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 18:20:28,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:20:28,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1097 states to 896 states and 1097 transitions. [2018-12-01 18:20:28,988 INFO L276 IsEmpty]: Start isEmpty. Operand 896 states and 1097 transitions. [2018-12-01 18:20:28,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-12-01 18:20:28,989 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:20:28,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:20:29,008 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 18:20:29,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:20:29,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 908 states and 1108 transitions. [2018-12-01 18:20:29,164 INFO L276 IsEmpty]: Start isEmpty. Operand 908 states and 1108 transitions. [2018-12-01 18:20:29,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-12-01 18:20:29,165 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:20:29,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:20:29,196 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-01 18:20:29,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:20:29,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1109 states to 909 states and 1109 transitions. [2018-12-01 18:20:29,331 INFO L276 IsEmpty]: Start isEmpty. Operand 909 states and 1109 transitions. [2018-12-01 18:20:29,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-12-01 18:20:29,331 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:20:29,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:20:29,559 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 18:20:32,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:20:32,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1178 states to 972 states and 1178 transitions. [2018-12-01 18:20:32,684 INFO L276 IsEmpty]: Start isEmpty. Operand 972 states and 1178 transitions. [2018-12-01 18:20:32,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-01 18:20:32,685 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:20:32,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:20:32,713 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-01 18:20:32,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:20:32,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1180 states to 974 states and 1180 transitions. [2018-12-01 18:20:32,903 INFO L276 IsEmpty]: Start isEmpty. Operand 974 states and 1180 transitions. [2018-12-01 18:20:32,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-01 18:20:32,903 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:20:32,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:20:33,074 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 78 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 18:20:33,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:20:33,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1193 states to 984 states and 1193 transitions. [2018-12-01 18:20:33,680 INFO L276 IsEmpty]: Start isEmpty. Operand 984 states and 1193 transitions. [2018-12-01 18:20:33,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-01 18:20:33,682 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:20:33,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:20:33,732 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 78 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 18:20:34,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:20:34,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1210 states to 1000 states and 1210 transitions. [2018-12-01 18:20:34,051 INFO L276 IsEmpty]: Start isEmpty. Operand 1000 states and 1210 transitions. [2018-12-01 18:20:34,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-01 18:20:34,052 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:20:34,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:20:34,069 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-01 18:20:34,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:20:34,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1231 states to 1019 states and 1231 transitions. [2018-12-01 18:20:34,273 INFO L276 IsEmpty]: Start isEmpty. Operand 1019 states and 1231 transitions. [2018-12-01 18:20:34,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-01 18:20:34,274 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:20:34,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:20:34,314 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 78 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 18:20:34,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:20:34,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1250 states to 1038 states and 1250 transitions. [2018-12-01 18:20:34,577 INFO L276 IsEmpty]: Start isEmpty. Operand 1038 states and 1250 transitions. [2018-12-01 18:20:34,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-01 18:20:34,578 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:20:34,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:20:34,624 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 96 proven. 8 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-12-01 18:20:34,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:20:34,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1257 states to 1046 states and 1257 transitions. [2018-12-01 18:20:34,717 INFO L276 IsEmpty]: Start isEmpty. Operand 1046 states and 1257 transitions. [2018-12-01 18:20:34,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-12-01 18:20:34,717 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:20:34,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:20:34,779 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 18:20:38,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:20:38,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1302 states to 1085 states and 1302 transitions. [2018-12-01 18:20:38,041 INFO L276 IsEmpty]: Start isEmpty. Operand 1085 states and 1302 transitions. [2018-12-01 18:20:38,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-12-01 18:20:38,042 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:20:38,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:20:38,105 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-01 18:20:38,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:20:38,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1312 states to 1095 states and 1312 transitions. [2018-12-01 18:20:38,369 INFO L276 IsEmpty]: Start isEmpty. Operand 1095 states and 1312 transitions. [2018-12-01 18:20:38,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-12-01 18:20:38,369 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:20:38,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:20:38,577 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 18:20:40,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:20:40,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1372 states to 1147 states and 1372 transitions. [2018-12-01 18:20:40,664 INFO L276 IsEmpty]: Start isEmpty. Operand 1147 states and 1372 transitions. [2018-12-01 18:20:40,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-12-01 18:20:40,665 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:20:40,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:20:40,757 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 18:20:41,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:20:41,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1389 states to 1163 states and 1389 transitions. [2018-12-01 18:20:41,016 INFO L276 IsEmpty]: Start isEmpty. Operand 1163 states and 1389 transitions. [2018-12-01 18:20:41,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-12-01 18:20:41,017 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:20:41,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:20:41,041 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 18:20:41,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:20:41,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1408 states to 1179 states and 1408 transitions. [2018-12-01 18:20:41,431 INFO L276 IsEmpty]: Start isEmpty. Operand 1179 states and 1408 transitions. [2018-12-01 18:20:41,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-12-01 18:20:41,432 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:20:41,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:20:41,467 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 18:20:41,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:20:41,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1419 states to 1186 states and 1419 transitions. [2018-12-01 18:20:41,500 INFO L276 IsEmpty]: Start isEmpty. Operand 1186 states and 1419 transitions. [2018-12-01 18:20:41,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-12-01 18:20:41,501 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:20:41,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:20:41,518 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-01 18:20:41,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:20:41,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1422 states to 1189 states and 1422 transitions. [2018-12-01 18:20:41,539 INFO L276 IsEmpty]: Start isEmpty. Operand 1189 states and 1422 transitions. [2018-12-01 18:20:41,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-01 18:20:41,540 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:20:41,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:20:41,560 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 18:20:42,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:20:42,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1467 states to 1228 states and 1467 transitions. [2018-12-01 18:20:42,714 INFO L276 IsEmpty]: Start isEmpty. Operand 1228 states and 1467 transitions. [2018-12-01 18:20:42,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-01 18:20:42,715 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:20:42,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:20:42,746 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-01 18:20:42,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:20:42,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1475 states to 1231 states and 1475 transitions. [2018-12-01 18:20:42,815 INFO L276 IsEmpty]: Start isEmpty. Operand 1231 states and 1475 transitions. [2018-12-01 18:20:42,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-12-01 18:20:42,816 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:20:42,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:20:42,875 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 18:20:44,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:20:44,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1521 states to 1269 states and 1521 transitions. [2018-12-01 18:20:44,579 INFO L276 IsEmpty]: Start isEmpty. Operand 1269 states and 1521 transitions. [2018-12-01 18:20:44,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-12-01 18:20:44,581 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:20:44,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:20:44,617 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 18:20:44,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:20:44,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1524 states to 1272 states and 1524 transitions. [2018-12-01 18:20:44,859 INFO L276 IsEmpty]: Start isEmpty. Operand 1272 states and 1524 transitions. [2018-12-01 18:20:44,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-12-01 18:20:44,860 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:20:44,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:20:45,275 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-01 18:20:46,058 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 42 [2018-12-01 18:20:46,802 WARN L180 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 40 [2018-12-01 18:20:48,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:20:48,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1559 states to 1308 states and 1559 transitions. [2018-12-01 18:20:48,839 INFO L276 IsEmpty]: Start isEmpty. Operand 1308 states and 1559 transitions. [2018-12-01 18:20:48,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-12-01 18:20:48,840 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:20:48,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:20:48,894 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 84 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 18:20:49,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:20:49,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1595 states to 1341 states and 1595 transitions. [2018-12-01 18:20:49,759 INFO L276 IsEmpty]: Start isEmpty. Operand 1341 states and 1595 transitions. [2018-12-01 18:20:49,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-12-01 18:20:49,760 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:20:49,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:20:49,836 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 84 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 18:20:50,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:20:50,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1628 states to 1371 states and 1628 transitions. [2018-12-01 18:20:50,565 INFO L276 IsEmpty]: Start isEmpty. Operand 1371 states and 1628 transitions. [2018-12-01 18:20:50,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-12-01 18:20:50,566 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:20:50,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:20:50,616 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 85 proven. 8 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-01 18:20:50,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:20:50,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1644 states to 1385 states and 1644 transitions. [2018-12-01 18:20:50,670 INFO L276 IsEmpty]: Start isEmpty. Operand 1385 states and 1644 transitions. [2018-12-01 18:20:50,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-12-01 18:20:50,671 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:20:50,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:20:50,730 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 85 proven. 8 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-01 18:20:50,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:20:50,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1666 states to 1407 states and 1666 transitions. [2018-12-01 18:20:50,798 INFO L276 IsEmpty]: Start isEmpty. Operand 1407 states and 1666 transitions. [2018-12-01 18:20:50,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-12-01 18:20:50,799 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:20:50,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:20:50,819 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-01 18:20:50,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:20:50,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1675 states to 1416 states and 1675 transitions. [2018-12-01 18:20:50,852 INFO L276 IsEmpty]: Start isEmpty. Operand 1416 states and 1675 transitions. [2018-12-01 18:20:50,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-12-01 18:20:50,853 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:20:50,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:20:50,947 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 141 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-01 18:20:52,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:20:52,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1695 states to 1432 states and 1695 transitions. [2018-12-01 18:20:52,557 INFO L276 IsEmpty]: Start isEmpty. Operand 1432 states and 1695 transitions. [2018-12-01 18:20:52,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-12-01 18:20:52,558 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:20:52,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:20:53,092 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 18:20:54,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:20:54,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1705 states to 1442 states and 1705 transitions. [2018-12-01 18:20:54,679 INFO L276 IsEmpty]: Start isEmpty. Operand 1442 states and 1705 transitions. [2018-12-01 18:20:54,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-12-01 18:20:54,681 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:20:54,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:20:54,757 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 18:20:56,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:20:56,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1765 states to 1503 states and 1765 transitions. [2018-12-01 18:20:56,011 INFO L276 IsEmpty]: Start isEmpty. Operand 1503 states and 1765 transitions. [2018-12-01 18:20:56,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-12-01 18:20:56,012 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:20:56,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:20:56,039 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 89 proven. 3 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-01 18:20:56,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:20:56,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1793 states to 1531 states and 1793 transitions. [2018-12-01 18:20:56,257 INFO L276 IsEmpty]: Start isEmpty. Operand 1531 states and 1793 transitions. [2018-12-01 18:20:56,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-12-01 18:20:56,258 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:20:56,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:20:56,316 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 18:20:56,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:20:56,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1812 states to 1547 states and 1812 transitions. [2018-12-01 18:20:56,584 INFO L276 IsEmpty]: Start isEmpty. Operand 1547 states and 1812 transitions. [2018-12-01 18:20:56,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-12-01 18:20:56,585 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:20:56,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:20:56,652 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 18:20:57,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:20:57,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1871 states to 1599 states and 1871 transitions. [2018-12-01 18:20:57,366 INFO L276 IsEmpty]: Start isEmpty. Operand 1599 states and 1871 transitions. [2018-12-01 18:20:57,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-12-01 18:20:57,367 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:20:57,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:20:57,425 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 18:20:58,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:20:58,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1899 states to 1625 states and 1899 transitions. [2018-12-01 18:20:58,366 INFO L276 IsEmpty]: Start isEmpty. Operand 1625 states and 1899 transitions. [2018-12-01 18:20:58,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-12-01 18:20:58,367 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:20:58,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:20:58,404 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-01 18:20:58,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:20:58,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1921 states to 1641 states and 1921 transitions. [2018-12-01 18:20:58,662 INFO L276 IsEmpty]: Start isEmpty. Operand 1641 states and 1921 transitions. [2018-12-01 18:20:58,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-01 18:20:58,663 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:20:58,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:20:58,699 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 18:21:03,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:21:03,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1979 states to 1691 states and 1979 transitions. [2018-12-01 18:21:03,296 INFO L276 IsEmpty]: Start isEmpty. Operand 1691 states and 1979 transitions. [2018-12-01 18:21:03,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-01 18:21:03,297 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:21:03,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:21:03,321 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 18:21:03,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:21:03,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1995 states to 1707 states and 1995 transitions. [2018-12-01 18:21:03,590 INFO L276 IsEmpty]: Start isEmpty. Operand 1707 states and 1995 transitions. [2018-12-01 18:21:03,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-01 18:21:03,591 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:21:03,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:21:03,615 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 18:21:05,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:21:05,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2017 states to 1724 states and 2017 transitions. [2018-12-01 18:21:05,426 INFO L276 IsEmpty]: Start isEmpty. Operand 1724 states and 2017 transitions. [2018-12-01 18:21:05,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-01 18:21:05,430 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:21:05,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:21:05,460 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 18:21:05,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:21:05,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2038 states to 1740 states and 2038 transitions. [2018-12-01 18:21:05,772 INFO L276 IsEmpty]: Start isEmpty. Operand 1740 states and 2038 transitions. [2018-12-01 18:21:05,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-12-01 18:21:05,773 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:21:05,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:21:05,921 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 18:21:06,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:21:06,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2084 states to 1780 states and 2084 transitions. [2018-12-01 18:21:06,825 INFO L276 IsEmpty]: Start isEmpty. Operand 1780 states and 2084 transitions. [2018-12-01 18:21:06,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-12-01 18:21:06,827 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:21:06,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:21:06,881 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 18:21:07,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:21:07,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2101 states to 1796 states and 2101 transitions. [2018-12-01 18:21:07,204 INFO L276 IsEmpty]: Start isEmpty. Operand 1796 states and 2101 transitions. [2018-12-01 18:21:07,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-12-01 18:21:07,205 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:21:07,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:21:07,259 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 18:21:07,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:21:07,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2116 states to 1810 states and 2116 transitions. [2018-12-01 18:21:07,693 INFO L276 IsEmpty]: Start isEmpty. Operand 1810 states and 2116 transitions. [2018-12-01 18:21:07,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-12-01 18:21:07,694 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:21:07,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:21:07,733 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 148 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-01 18:21:09,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:21:09,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2183 states to 1870 states and 2183 transitions. [2018-12-01 18:21:09,189 INFO L276 IsEmpty]: Start isEmpty. Operand 1870 states and 2183 transitions. [2018-12-01 18:21:09,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-12-01 18:21:09,191 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:21:09,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:21:09,236 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 137 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 18:21:09,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:21:09,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2224 states to 1906 states and 2224 transitions. [2018-12-01 18:21:09,565 INFO L276 IsEmpty]: Start isEmpty. Operand 1906 states and 2224 transitions. [2018-12-01 18:21:09,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-12-01 18:21:09,566 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:21:09,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:21:09,616 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 105 proven. 5 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-01 18:21:10,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:21:10,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2253 states to 1934 states and 2253 transitions. [2018-12-01 18:21:10,251 INFO L276 IsEmpty]: Start isEmpty. Operand 1934 states and 2253 transitions. [2018-12-01 18:21:10,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-12-01 18:21:10,252 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:21:10,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:21:10,307 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 105 proven. 5 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-01 18:21:11,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:21:11,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2283 states to 1964 states and 2283 transitions. [2018-12-01 18:21:11,009 INFO L276 IsEmpty]: Start isEmpty. Operand 1964 states and 2283 transitions. [2018-12-01 18:21:11,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-01 18:21:11,010 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:21:11,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:21:11,063 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 16 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-12-01 18:21:11,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:21:11,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2307 states to 1981 states and 2307 transitions. [2018-12-01 18:21:11,328 INFO L276 IsEmpty]: Start isEmpty. Operand 1981 states and 2307 transitions. [2018-12-01 18:21:11,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-01 18:21:11,329 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:21:11,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:21:11,572 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 120 proven. 25 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 18:21:13,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:21:13,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2342 states to 2014 states and 2342 transitions. [2018-12-01 18:21:13,291 INFO L276 IsEmpty]: Start isEmpty. Operand 2014 states and 2342 transitions. [2018-12-01 18:21:13,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-12-01 18:21:13,292 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:21:13,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:21:13,919 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-01 18:21:15,759 WARN L180 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 41 [2018-12-01 18:21:17,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:21:17,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2344 states to 2015 states and 2344 transitions. [2018-12-01 18:21:17,998 INFO L276 IsEmpty]: Start isEmpty. Operand 2015 states and 2344 transitions. [2018-12-01 18:21:17,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-12-01 18:21:17,999 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:21:18,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:21:18,080 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-01 18:21:19,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:21:19,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2354 states to 2025 states and 2354 transitions. [2018-12-01 18:21:19,232 INFO L276 IsEmpty]: Start isEmpty. Operand 2025 states and 2354 transitions. [2018-12-01 18:21:19,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-12-01 18:21:19,236 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:21:19,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:21:19,272 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-12-01 18:21:19,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:21:19,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2370 states to 2039 states and 2370 transitions. [2018-12-01 18:21:19,985 INFO L276 IsEmpty]: Start isEmpty. Operand 2039 states and 2370 transitions. [2018-12-01 18:21:19,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-12-01 18:21:19,988 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:21:20,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:21:20,023 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-01 18:21:20,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:21:20,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2430 states to 2098 states and 2430 transitions. [2018-12-01 18:21:20,331 INFO L276 IsEmpty]: Start isEmpty. Operand 2098 states and 2430 transitions. [2018-12-01 18:21:20,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-12-01 18:21:20,332 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:21:20,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:21:20,487 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 18:21:22,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:21:22,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2448 states to 2114 states and 2448 transitions. [2018-12-01 18:21:22,538 INFO L276 IsEmpty]: Start isEmpty. Operand 2114 states and 2448 transitions. [2018-12-01 18:21:22,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-12-01 18:21:22,541 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:21:22,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:21:22,607 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 141 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-12-01 18:21:23,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:21:23,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2458 states to 2120 states and 2458 transitions. [2018-12-01 18:21:23,581 INFO L276 IsEmpty]: Start isEmpty. Operand 2120 states and 2458 transitions. [2018-12-01 18:21:23,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-12-01 18:21:23,585 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:21:23,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:21:23,624 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-01 18:21:23,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:21:23,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2459 states to 2121 states and 2459 transitions. [2018-12-01 18:21:23,954 INFO L276 IsEmpty]: Start isEmpty. Operand 2121 states and 2459 transitions. [2018-12-01 18:21:23,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-12-01 18:21:23,955 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:21:23,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:21:24,003 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 161 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-01 18:21:25,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:21:25,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2507 states to 2160 states and 2507 transitions. [2018-12-01 18:21:25,839 INFO L276 IsEmpty]: Start isEmpty. Operand 2160 states and 2507 transitions. [2018-12-01 18:21:25,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-12-01 18:21:25,840 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:21:25,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:21:25,893 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 161 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-01 18:21:27,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:21:27,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2527 states to 2179 states and 2527 transitions. [2018-12-01 18:21:27,689 INFO L276 IsEmpty]: Start isEmpty. Operand 2179 states and 2527 transitions. [2018-12-01 18:21:27,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-12-01 18:21:27,691 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:21:27,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:21:27,752 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 161 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-01 18:21:29,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:21:29,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2541 states to 2193 states and 2541 transitions. [2018-12-01 18:21:29,073 INFO L276 IsEmpty]: Start isEmpty. Operand 2193 states and 2541 transitions. [2018-12-01 18:21:29,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-12-01 18:21:29,074 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:21:29,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:21:29,122 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 149 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-12-01 18:21:29,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:21:29,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2552 states to 2202 states and 2552 transitions. [2018-12-01 18:21:29,483 INFO L276 IsEmpty]: Start isEmpty. Operand 2202 states and 2552 transitions. [2018-12-01 18:21:29,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-12-01 18:21:29,484 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:21:29,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:21:29,585 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 163 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 18:21:31,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:21:31,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2571 states to 2219 states and 2571 transitions. [2018-12-01 18:21:31,708 INFO L276 IsEmpty]: Start isEmpty. Operand 2219 states and 2571 transitions. [2018-12-01 18:21:31,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-12-01 18:21:31,710 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:21:31,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:21:31,822 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 163 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 18:21:32,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:21:32,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2609 states to 2255 states and 2609 transitions. [2018-12-01 18:21:32,466 INFO L276 IsEmpty]: Start isEmpty. Operand 2255 states and 2609 transitions. [2018-12-01 18:21:32,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-12-01 18:21:32,468 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:21:32,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:21:32,565 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 163 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 18:21:33,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:21:33,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2644 states to 2287 states and 2644 transitions. [2018-12-01 18:21:33,964 INFO L276 IsEmpty]: Start isEmpty. Operand 2287 states and 2644 transitions. [2018-12-01 18:21:33,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-01 18:21:33,966 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:21:33,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:21:34,003 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 18:21:36,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:21:36,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2693 states to 2326 states and 2693 transitions. [2018-12-01 18:21:36,470 INFO L276 IsEmpty]: Start isEmpty. Operand 2326 states and 2693 transitions. [2018-12-01 18:21:36,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-01 18:21:36,472 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:21:36,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:21:36,514 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 18:21:36,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:21:36,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2708 states to 2342 states and 2708 transitions. [2018-12-01 18:21:36,915 INFO L276 IsEmpty]: Start isEmpty. Operand 2342 states and 2708 transitions. [2018-12-01 18:21:36,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-12-01 18:21:36,917 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:21:36,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:21:36,988 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 184 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-01 18:21:37,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:21:37,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2712 states to 2346 states and 2712 transitions. [2018-12-01 18:21:37,259 INFO L276 IsEmpty]: Start isEmpty. Operand 2346 states and 2712 transitions. [2018-12-01 18:21:37,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-12-01 18:21:37,260 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:21:37,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:21:37,286 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 18:21:37,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:21:37,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2728 states to 2362 states and 2728 transitions. [2018-12-01 18:21:37,564 INFO L276 IsEmpty]: Start isEmpty. Operand 2362 states and 2728 transitions. [2018-12-01 18:21:37,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-12-01 18:21:37,565 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:21:37,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:21:37,648 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 123 proven. 13 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-12-01 18:21:37,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:21:37,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2746 states to 2377 states and 2746 transitions. [2018-12-01 18:21:37,984 INFO L276 IsEmpty]: Start isEmpty. Operand 2377 states and 2746 transitions. [2018-12-01 18:21:37,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-12-01 18:21:37,985 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:21:37,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:21:38,016 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-01 18:21:38,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:21:38,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2753 states to 2383 states and 2753 transitions. [2018-12-01 18:21:38,298 INFO L276 IsEmpty]: Start isEmpty. Operand 2383 states and 2753 transitions. [2018-12-01 18:21:38,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-12-01 18:21:38,299 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:21:38,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:21:38,338 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 149 proven. 13 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-12-01 18:21:38,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:21:38,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2760 states to 2389 states and 2760 transitions. [2018-12-01 18:21:38,618 INFO L276 IsEmpty]: Start isEmpty. Operand 2389 states and 2760 transitions. [2018-12-01 18:21:38,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-12-01 18:21:38,619 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:21:38,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:21:39,380 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 18:21:42,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:21:42,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2800 states to 2426 states and 2800 transitions. [2018-12-01 18:21:42,178 INFO L276 IsEmpty]: Start isEmpty. Operand 2426 states and 2800 transitions. [2018-12-01 18:21:42,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-12-01 18:21:42,179 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:21:42,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:21:42,286 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 18:21:43,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:21:43,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2813 states to 2438 states and 2813 transitions. [2018-12-01 18:21:43,003 INFO L276 IsEmpty]: Start isEmpty. Operand 2438 states and 2813 transitions. [2018-12-01 18:21:43,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-12-01 18:21:43,004 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:21:43,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:21:43,959 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 188 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-01 18:21:47,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:21:47,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2848 states to 2470 states and 2848 transitions. [2018-12-01 18:21:47,177 INFO L276 IsEmpty]: Start isEmpty. Operand 2470 states and 2848 transitions. [2018-12-01 18:21:47,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-12-01 18:21:47,179 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:21:47,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:21:47,285 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 188 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-01 18:21:47,893 WARN L180 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 39 [2018-12-01 18:21:49,169 WARN L180 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 37 [2018-12-01 18:21:51,690 WARN L180 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 37 [2018-12-01 18:21:53,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:21:53,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2883 states to 2505 states and 2883 transitions. [2018-12-01 18:21:53,405 INFO L276 IsEmpty]: Start isEmpty. Operand 2505 states and 2883 transitions. [2018-12-01 18:21:53,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-12-01 18:21:53,408 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:21:53,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:21:53,519 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 188 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-01 18:21:55,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:21:55,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2900 states to 2522 states and 2900 transitions. [2018-12-01 18:21:55,687 INFO L276 IsEmpty]: Start isEmpty. Operand 2522 states and 2900 transitions. [2018-12-01 18:21:55,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-12-01 18:21:55,689 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:21:55,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:21:55,811 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 149 proven. 3 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-12-01 18:21:56,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:21:56,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2918 states to 2538 states and 2918 transitions. [2018-12-01 18:21:56,478 INFO L276 IsEmpty]: Start isEmpty. Operand 2538 states and 2918 transitions. [2018-12-01 18:21:56,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-12-01 18:21:56,479 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:21:56,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:21:56,599 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 149 proven. 3 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-12-01 18:21:56,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:21:56,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2920 states to 2541 states and 2920 transitions. [2018-12-01 18:21:56,727 INFO L276 IsEmpty]: Start isEmpty. Operand 2541 states and 2920 transitions. [2018-12-01 18:21:56,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-12-01 18:21:56,728 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:21:56,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:21:56,841 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 149 proven. 3 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-12-01 18:21:57,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:21:57,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2923 states to 2545 states and 2923 transitions. [2018-12-01 18:21:57,021 INFO L276 IsEmpty]: Start isEmpty. Operand 2545 states and 2923 transitions. [2018-12-01 18:21:57,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-12-01 18:21:57,022 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:21:57,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:21:57,059 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 238 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-01 18:21:58,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:21:58,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2976 states to 2590 states and 2976 transitions. [2018-12-01 18:21:58,817 INFO L276 IsEmpty]: Start isEmpty. Operand 2590 states and 2976 transitions. [2018-12-01 18:21:58,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-12-01 18:21:58,819 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:21:58,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:21:58,856 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 238 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-01 18:21:59,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:21:59,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2988 states to 2603 states and 2988 transitions. [2018-12-01 18:21:59,750 INFO L276 IsEmpty]: Start isEmpty. Operand 2603 states and 2988 transitions. [2018-12-01 18:21:59,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-12-01 18:21:59,751 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:21:59,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:21:59,788 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 238 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-01 18:22:00,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:22:00,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2991 states to 2605 states and 2991 transitions. [2018-12-01 18:22:00,531 INFO L276 IsEmpty]: Start isEmpty. Operand 2605 states and 2991 transitions. [2018-12-01 18:22:00,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-12-01 18:22:00,532 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:22:00,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:22:00,562 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2018-12-01 18:22:00,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:22:00,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2994 states to 2608 states and 2994 transitions. [2018-12-01 18:22:00,762 INFO L276 IsEmpty]: Start isEmpty. Operand 2608 states and 2994 transitions. [2018-12-01 18:22:00,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-12-01 18:22:00,763 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:22:00,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:22:00,814 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2018-12-01 18:22:01,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:22:01,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2994 states to 2609 states and 2994 transitions. [2018-12-01 18:22:01,159 INFO L276 IsEmpty]: Start isEmpty. Operand 2609 states and 2994 transitions. [2018-12-01 18:22:01,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-12-01 18:22:01,160 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:22:01,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:22:01,210 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2018-12-01 18:22:01,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:22:01,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2994 states to 2610 states and 2994 transitions. [2018-12-01 18:22:01,475 INFO L276 IsEmpty]: Start isEmpty. Operand 2610 states and 2994 transitions. [2018-12-01 18:22:01,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-12-01 18:22:01,476 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:22:01,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:22:01,523 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 206 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-01 18:22:02,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:22:02,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3013 states to 2626 states and 3013 transitions. [2018-12-01 18:22:02,184 INFO L276 IsEmpty]: Start isEmpty. Operand 2626 states and 3013 transitions. [2018-12-01 18:22:02,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-12-01 18:22:02,186 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:22:02,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:22:02,266 INFO L134 CoverageAnalysis]: Checked inductivity of 274 backedges. 163 proven. 15 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2018-12-01 18:22:02,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:22:02,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3029 states to 2642 states and 3029 transitions. [2018-12-01 18:22:02,748 INFO L276 IsEmpty]: Start isEmpty. Operand 2642 states and 3029 transitions. [2018-12-01 18:22:02,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-12-01 18:22:02,749 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:22:02,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:22:02,825 INFO L134 CoverageAnalysis]: Checked inductivity of 274 backedges. 163 proven. 15 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2018-12-01 18:22:04,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:22:04,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3043 states to 2656 states and 3043 transitions. [2018-12-01 18:22:04,722 INFO L276 IsEmpty]: Start isEmpty. Operand 2656 states and 3043 transitions. [2018-12-01 18:22:04,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-12-01 18:22:04,723 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:22:04,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:22:04,807 INFO L134 CoverageAnalysis]: Checked inductivity of 274 backedges. 163 proven. 15 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2018-12-01 18:22:05,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:22:05,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3057 states to 2670 states and 3057 transitions. [2018-12-01 18:22:05,875 INFO L276 IsEmpty]: Start isEmpty. Operand 2670 states and 3057 transitions. [2018-12-01 18:22:05,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-12-01 18:22:05,876 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:22:05,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:22:06,069 INFO L134 CoverageAnalysis]: Checked inductivity of 286 backedges. 189 proven. 26 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-12-01 18:22:10,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:22:10,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3114 states to 2718 states and 3114 transitions. [2018-12-01 18:22:10,436 INFO L276 IsEmpty]: Start isEmpty. Operand 2718 states and 3114 transitions. [2018-12-01 18:22:10,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-12-01 18:22:10,440 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:22:10,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:22:10,490 INFO L134 CoverageAnalysis]: Checked inductivity of 286 backedges. 189 proven. 26 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-12-01 18:22:11,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:22:11,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3124 states to 2728 states and 3124 transitions. [2018-12-01 18:22:11,940 INFO L276 IsEmpty]: Start isEmpty. Operand 2728 states and 3124 transitions. [2018-12-01 18:22:11,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2018-12-01 18:22:11,941 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:22:11,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:22:11,980 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 265 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-01 18:22:15,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:22:15,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3193 states to 2780 states and 3193 transitions. [2018-12-01 18:22:15,124 INFO L276 IsEmpty]: Start isEmpty. Operand 2780 states and 3193 transitions. [2018-12-01 18:22:15,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2018-12-01 18:22:15,125 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:22:15,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:22:15,164 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 265 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-01 18:22:15,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:22:15,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3203 states to 2789 states and 3203 transitions. [2018-12-01 18:22:15,515 INFO L276 IsEmpty]: Start isEmpty. Operand 2789 states and 3203 transitions. [2018-12-01 18:22:15,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-12-01 18:22:15,516 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:22:15,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:22:15,568 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 168 proven. 6 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-12-01 18:22:15,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:22:15,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3214 states to 2800 states and 3214 transitions. [2018-12-01 18:22:15,739 INFO L276 IsEmpty]: Start isEmpty. Operand 2800 states and 3214 transitions. [2018-12-01 18:22:15,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-12-01 18:22:15,740 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:22:15,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:22:15,772 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 223 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-01 18:22:16,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:22:16,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3240 states to 2822 states and 3240 transitions. [2018-12-01 18:22:16,518 INFO L276 IsEmpty]: Start isEmpty. Operand 2822 states and 3240 transitions. [2018-12-01 18:22:16,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-12-01 18:22:16,519 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:22:16,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:22:16,552 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 223 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-01 18:22:17,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:22:17,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3261 states to 2841 states and 3261 transitions. [2018-12-01 18:22:17,488 INFO L276 IsEmpty]: Start isEmpty. Operand 2841 states and 3261 transitions. [2018-12-01 18:22:17,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-12-01 18:22:17,490 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:22:17,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:22:17,523 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 223 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-01 18:22:17,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:22:17,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3276 states to 2857 states and 3276 transitions. [2018-12-01 18:22:17,942 INFO L276 IsEmpty]: Start isEmpty. Operand 2857 states and 3276 transitions. [2018-12-01 18:22:17,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-12-01 18:22:17,943 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:22:17,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:22:17,975 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 223 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-01 18:22:18,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:22:18,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3291 states to 2871 states and 3291 transitions. [2018-12-01 18:22:18,735 INFO L276 IsEmpty]: Start isEmpty. Operand 2871 states and 3291 transitions. [2018-12-01 18:22:18,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2018-12-01 18:22:18,736 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:22:18,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:22:18,826 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 231 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-12-01 18:22:24,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:22:24,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3334 states to 2908 states and 3334 transitions. [2018-12-01 18:22:24,880 INFO L276 IsEmpty]: Start isEmpty. Operand 2908 states and 3334 transitions. [2018-12-01 18:22:24,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2018-12-01 18:22:24,883 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:22:24,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:22:24,923 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 203 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-12-01 18:22:24,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:22:24,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3336 states to 2911 states and 3336 transitions. [2018-12-01 18:22:24,959 INFO L276 IsEmpty]: Start isEmpty. Operand 2911 states and 3336 transitions. [2018-12-01 18:22:24,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2018-12-01 18:22:24,961 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:22:24,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:22:25,025 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 203 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-12-01 18:22:25,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:22:25,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3339 states to 2915 states and 3339 transitions. [2018-12-01 18:22:25,522 INFO L276 IsEmpty]: Start isEmpty. Operand 2915 states and 3339 transitions. [2018-12-01 18:22:25,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-12-01 18:22:25,523 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:22:25,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:22:26,818 INFO L134 CoverageAnalysis]: Checked inductivity of 349 backedges. 250 proven. 28 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-12-01 18:22:30,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:22:30,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3393 states to 2961 states and 3393 transitions. [2018-12-01 18:22:30,831 INFO L276 IsEmpty]: Start isEmpty. Operand 2961 states and 3393 transitions. [2018-12-01 18:22:30,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-12-01 18:22:30,833 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:22:30,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:22:30,885 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 267 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-12-01 18:22:32,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:22:32,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3421 states to 2985 states and 3421 transitions. [2018-12-01 18:22:32,156 INFO L276 IsEmpty]: Start isEmpty. Operand 2985 states and 3421 transitions. [2018-12-01 18:22:32,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-12-01 18:22:32,157 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:22:32,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:22:32,212 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 267 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-12-01 18:22:32,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:22:32,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3443 states to 3004 states and 3443 transitions. [2018-12-01 18:22:32,808 INFO L276 IsEmpty]: Start isEmpty. Operand 3004 states and 3443 transitions. [2018-12-01 18:22:32,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-12-01 18:22:32,810 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:22:32,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:22:32,858 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 267 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-12-01 18:22:33,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:22:33,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3459 states to 3020 states and 3459 transitions. [2018-12-01 18:22:33,573 INFO L276 IsEmpty]: Start isEmpty. Operand 3020 states and 3459 transitions. [2018-12-01 18:22:33,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-12-01 18:22:33,575 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:22:33,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:22:33,623 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 267 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-12-01 18:22:33,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:22:33,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3472 states to 3034 states and 3472 transitions. [2018-12-01 18:22:33,872 INFO L276 IsEmpty]: Start isEmpty. Operand 3034 states and 3472 transitions. [2018-12-01 18:22:33,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-12-01 18:22:33,873 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:22:33,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:22:33,922 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 267 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-12-01 18:22:34,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:22:34,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3487 states to 3050 states and 3487 transitions. [2018-12-01 18:22:34,144 INFO L276 IsEmpty]: Start isEmpty. Operand 3050 states and 3487 transitions. [2018-12-01 18:22:34,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-12-01 18:22:34,145 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:22:34,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:22:34,194 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 267 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-12-01 18:22:34,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:22:34,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3500 states to 3064 states and 3500 transitions. [2018-12-01 18:22:34,410 INFO L276 IsEmpty]: Start isEmpty. Operand 3064 states and 3500 transitions. [2018-12-01 18:22:34,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-12-01 18:22:34,411 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:22:34,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:22:34,459 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 267 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-12-01 18:22:34,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:22:34,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3515 states to 3080 states and 3515 transitions. [2018-12-01 18:22:34,945 INFO L276 IsEmpty]: Start isEmpty. Operand 3080 states and 3515 transitions. [2018-12-01 18:22:34,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-12-01 18:22:34,947 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:22:34,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:22:35,046 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 228 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-01 18:22:38,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:22:38,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3566 states to 3125 states and 3566 transitions. [2018-12-01 18:22:38,922 INFO L276 IsEmpty]: Start isEmpty. Operand 3125 states and 3566 transitions. [2018-12-01 18:22:38,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-12-01 18:22:38,923 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:22:38,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:22:39,017 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 228 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-01 18:22:40,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:22:40,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3601 states to 3157 states and 3601 transitions. [2018-12-01 18:22:40,990 INFO L276 IsEmpty]: Start isEmpty. Operand 3157 states and 3601 transitions. [2018-12-01 18:22:40,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-12-01 18:22:40,991 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:22:41,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:22:41,087 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 228 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-01 18:22:42,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:22:42,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3643 states to 3198 states and 3643 transitions. [2018-12-01 18:22:42,610 INFO L276 IsEmpty]: Start isEmpty. Operand 3198 states and 3643 transitions. [2018-12-01 18:22:42,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-12-01 18:22:42,612 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:22:42,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:22:42,696 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 228 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-01 18:22:42,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:22:42,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3652 states to 3207 states and 3652 transitions. [2018-12-01 18:22:42,768 INFO L276 IsEmpty]: Start isEmpty. Operand 3207 states and 3652 transitions. [2018-12-01 18:22:42,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-12-01 18:22:42,769 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:22:42,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:22:42,863 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 228 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-01 18:22:43,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:22:43,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3656 states to 3211 states and 3656 transitions. [2018-12-01 18:22:43,639 INFO L276 IsEmpty]: Start isEmpty. Operand 3211 states and 3656 transitions. [2018-12-01 18:22:43,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-12-01 18:22:43,640 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:22:43,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:22:43,771 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 228 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-01 18:22:44,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:22:44,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3680 states to 3227 states and 3680 transitions. [2018-12-01 18:22:44,677 INFO L276 IsEmpty]: Start isEmpty. Operand 3227 states and 3680 transitions. [2018-12-01 18:22:44,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2018-12-01 18:22:44,678 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:22:44,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:22:44,712 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 244 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-12-01 18:22:45,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:22:45,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3697 states to 3243 states and 3697 transitions. [2018-12-01 18:22:45,921 INFO L276 IsEmpty]: Start isEmpty. Operand 3243 states and 3697 transitions. [2018-12-01 18:22:45,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2018-12-01 18:22:45,923 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:22:45,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:22:45,959 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 244 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-12-01 18:22:46,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:22:46,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3710 states to 3257 states and 3710 transitions. [2018-12-01 18:22:46,223 INFO L276 IsEmpty]: Start isEmpty. Operand 3257 states and 3710 transitions. [2018-12-01 18:22:46,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2018-12-01 18:22:46,224 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:22:46,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:22:46,329 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 236 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-12-01 18:22:55,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:22:55,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3783 states to 3329 states and 3783 transitions. [2018-12-01 18:22:55,526 INFO L276 IsEmpty]: Start isEmpty. Operand 3329 states and 3783 transitions. [2018-12-01 18:22:55,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2018-12-01 18:22:55,528 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:22:55,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:22:55,633 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 236 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-12-01 18:22:59,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:22:59,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3814 states to 3361 states and 3814 transitions. [2018-12-01 18:22:59,961 INFO L276 IsEmpty]: Start isEmpty. Operand 3361 states and 3814 transitions. [2018-12-01 18:22:59,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-12-01 18:22:59,963 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:22:59,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:23:00,060 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 248 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-01 18:23:00,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:23:00,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3859 states to 3404 states and 3859 transitions. [2018-12-01 18:23:00,693 INFO L276 IsEmpty]: Start isEmpty. Operand 3404 states and 3859 transitions. [2018-12-01 18:23:00,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-12-01 18:23:00,695 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:23:00,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:23:00,775 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 248 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-01 18:23:03,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:23:03,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3879 states to 3423 states and 3879 transitions. [2018-12-01 18:23:03,433 INFO L276 IsEmpty]: Start isEmpty. Operand 3423 states and 3879 transitions. [2018-12-01 18:23:03,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-12-01 18:23:03,436 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:23:03,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:23:03,521 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 248 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-01 18:23:04,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:23:04,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3892 states to 3437 states and 3892 transitions. [2018-12-01 18:23:04,172 INFO L276 IsEmpty]: Start isEmpty. Operand 3437 states and 3892 transitions. [2018-12-01 18:23:04,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-12-01 18:23:04,174 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:23:04,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:23:04,256 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 248 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-01 18:23:04,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:23:04,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3907 states to 3453 states and 3907 transitions. [2018-12-01 18:23:04,735 INFO L276 IsEmpty]: Start isEmpty. Operand 3453 states and 3907 transitions. [2018-12-01 18:23:04,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-12-01 18:23:04,737 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:23:04,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:23:04,806 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 78 proven. 32 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2018-12-01 18:23:06,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:23:06,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3925 states to 3469 states and 3925 transitions. [2018-12-01 18:23:06,065 INFO L276 IsEmpty]: Start isEmpty. Operand 3469 states and 3925 transitions. [2018-12-01 18:23:06,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-12-01 18:23:06,067 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:23:06,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:23:06,157 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 78 proven. 32 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2018-12-01 18:23:06,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:23:06,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3930 states to 3473 states and 3930 transitions. [2018-12-01 18:23:06,794 INFO L276 IsEmpty]: Start isEmpty. Operand 3473 states and 3930 transitions. [2018-12-01 18:23:06,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-12-01 18:23:06,796 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:23:06,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:23:06,865 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 78 proven. 32 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2018-12-01 18:23:07,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:23:07,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3930 states to 3474 states and 3930 transitions. [2018-12-01 18:23:07,260 INFO L276 IsEmpty]: Start isEmpty. Operand 3474 states and 3930 transitions. [2018-12-01 18:23:07,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-12-01 18:23:07,261 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:23:07,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:23:07,330 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 305 proven. 4 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-01 18:23:08,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:23:08,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3966 states to 3508 states and 3966 transitions. [2018-12-01 18:23:08,751 INFO L276 IsEmpty]: Start isEmpty. Operand 3508 states and 3966 transitions. [2018-12-01 18:23:08,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-12-01 18:23:08,754 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:23:08,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:23:08,824 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 305 proven. 4 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-01 18:23:09,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:23:09,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3985 states to 3527 states and 3985 transitions. [2018-12-01 18:23:09,667 INFO L276 IsEmpty]: Start isEmpty. Operand 3527 states and 3985 transitions. [2018-12-01 18:23:09,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-12-01 18:23:09,668 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:23:09,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:23:09,735 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 305 proven. 4 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-01 18:23:10,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:23:10,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3998 states to 3541 states and 3998 transitions. [2018-12-01 18:23:10,182 INFO L276 IsEmpty]: Start isEmpty. Operand 3541 states and 3998 transitions. [2018-12-01 18:23:10,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-12-01 18:23:10,184 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:23:10,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:23:10,222 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 237 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-12-01 18:23:10,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:23:10,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4001 states to 3545 states and 4001 transitions. [2018-12-01 18:23:10,752 INFO L276 IsEmpty]: Start isEmpty. Operand 3545 states and 4001 transitions. [2018-12-01 18:23:10,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2018-12-01 18:23:10,754 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:23:10,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:23:10,795 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 281 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-12-01 18:23:11,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:23:11,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4014 states to 3555 states and 4014 transitions. [2018-12-01 18:23:11,270 INFO L276 IsEmpty]: Start isEmpty. Operand 3555 states and 4014 transitions. [2018-12-01 18:23:11,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-12-01 18:23:11,272 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:23:11,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:23:11,358 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 266 proven. 8 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-12-01 18:23:11,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:23:11,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4023 states to 3565 states and 4023 transitions. [2018-12-01 18:23:11,624 INFO L276 IsEmpty]: Start isEmpty. Operand 3565 states and 4023 transitions. [2018-12-01 18:23:11,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-12-01 18:23:11,626 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:23:11,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:23:11,701 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 266 proven. 8 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-12-01 18:23:11,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:23:11,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4028 states to 3571 states and 4028 transitions. [2018-12-01 18:23:11,972 INFO L276 IsEmpty]: Start isEmpty. Operand 3571 states and 4028 transitions. [2018-12-01 18:23:11,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-12-01 18:23:11,974 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:23:11,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:23:12,057 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 266 proven. 8 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-12-01 18:23:12,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:23:12,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4032 states to 3576 states and 4032 transitions. [2018-12-01 18:23:12,335 INFO L276 IsEmpty]: Start isEmpty. Operand 3576 states and 4032 transitions. [2018-12-01 18:23:12,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-12-01 18:23:12,337 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:23:12,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:23:12,476 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 266 proven. 8 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-12-01 18:23:13,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:23:13,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4098 states to 3639 states and 4098 transitions. [2018-12-01 18:23:13,284 INFO L276 IsEmpty]: Start isEmpty. Operand 3639 states and 4098 transitions. [2018-12-01 18:23:13,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-12-01 18:23:13,286 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:23:13,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:23:13,374 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 266 proven. 8 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-12-01 18:23:13,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:23:13,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4119 states to 3661 states and 4119 transitions. [2018-12-01 18:23:13,466 INFO L276 IsEmpty]: Start isEmpty. Operand 3661 states and 4119 transitions. [2018-12-01 18:23:13,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-12-01 18:23:13,468 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:23:13,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:23:13,584 INFO L134 CoverageAnalysis]: Checked inductivity of 372 backedges. 294 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-12-01 18:23:16,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:23:16,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4155 states to 3697 states and 4155 transitions. [2018-12-01 18:23:16,326 INFO L276 IsEmpty]: Start isEmpty. Operand 3697 states and 4155 transitions. [2018-12-01 18:23:16,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-12-01 18:23:16,328 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:23:16,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:23:16,504 INFO L134 CoverageAnalysis]: Checked inductivity of 372 backedges. 294 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-12-01 18:23:17,866 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 21 [2018-12-01 18:23:21,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:23:21,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4193 states to 3735 states and 4193 transitions. [2018-12-01 18:23:21,097 INFO L276 IsEmpty]: Start isEmpty. Operand 3735 states and 4193 transitions. [2018-12-01 18:23:21,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-12-01 18:23:21,100 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:23:21,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:23:21,534 INFO L134 CoverageAnalysis]: Checked inductivity of 419 backedges. 318 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2018-12-01 18:23:25,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:23:25,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4201 states to 3741 states and 4201 transitions. [2018-12-01 18:23:25,761 INFO L276 IsEmpty]: Start isEmpty. Operand 3741 states and 4201 transitions. [2018-12-01 18:23:25,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-12-01 18:23:25,764 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:23:25,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:23:25,951 INFO L134 CoverageAnalysis]: Checked inductivity of 372 backedges. 294 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-12-01 18:23:26,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:23:26,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4205 states to 3746 states and 4205 transitions. [2018-12-01 18:23:26,907 INFO L276 IsEmpty]: Start isEmpty. Operand 3746 states and 4205 transitions. [2018-12-01 18:23:26,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-12-01 18:23:26,909 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:23:26,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:23:27,026 INFO L134 CoverageAnalysis]: Checked inductivity of 372 backedges. 294 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-12-01 18:23:29,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:23:29,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4225 states to 3766 states and 4225 transitions. [2018-12-01 18:23:29,690 INFO L276 IsEmpty]: Start isEmpty. Operand 3766 states and 4225 transitions. [2018-12-01 18:23:29,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-12-01 18:23:29,692 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:23:29,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:23:29,823 INFO L134 CoverageAnalysis]: Checked inductivity of 359 backedges. 284 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-01 18:23:31,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:23:31,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4232 states to 3773 states and 4232 transitions. [2018-12-01 18:23:31,320 INFO L276 IsEmpty]: Start isEmpty. Operand 3773 states and 4232 transitions. [2018-12-01 18:23:31,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-12-01 18:23:31,322 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:23:31,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:23:31,498 INFO L134 CoverageAnalysis]: Checked inductivity of 359 backedges. 284 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-01 18:23:33,336 WARN L180 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 43 [2018-12-01 18:23:36,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:23:36,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4263 states to 3805 states and 4263 transitions. [2018-12-01 18:23:36,939 INFO L276 IsEmpty]: Start isEmpty. Operand 3805 states and 4263 transitions. [2018-12-01 18:23:36,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2018-12-01 18:23:36,942 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:23:36,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:23:37,086 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 296 proven. 42 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2018-12-01 18:23:38,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:23:38,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4273 states to 3812 states and 4273 transitions. [2018-12-01 18:23:38,194 INFO L276 IsEmpty]: Start isEmpty. Operand 3812 states and 4273 transitions. [2018-12-01 18:23:38,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2018-12-01 18:23:38,196 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:23:38,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:23:38,315 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 294 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-12-01 18:23:41,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:23:41,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4289 states to 3828 states and 4289 transitions. [2018-12-01 18:23:41,403 INFO L276 IsEmpty]: Start isEmpty. Operand 3828 states and 4289 transitions. [2018-12-01 18:23:41,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2018-12-01 18:23:41,405 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:23:41,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:23:41,523 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 294 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-12-01 18:23:41,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:23:41,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4289 states to 3829 states and 4289 transitions. [2018-12-01 18:23:41,872 INFO L276 IsEmpty]: Start isEmpty. Operand 3829 states and 4289 transitions. [2018-12-01 18:23:41,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2018-12-01 18:23:41,874 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:23:41,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:23:41,967 INFO L134 CoverageAnalysis]: Checked inductivity of 412 backedges. 205 proven. 15 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2018-12-01 18:23:45,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:23:45,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4343 states to 3878 states and 4343 transitions. [2018-12-01 18:23:45,958 INFO L276 IsEmpty]: Start isEmpty. Operand 3878 states and 4343 transitions. [2018-12-01 18:23:45,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2018-12-01 18:23:45,961 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:23:45,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:23:46,063 INFO L134 CoverageAnalysis]: Checked inductivity of 412 backedges. 205 proven. 15 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2018-12-01 18:23:47,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:23:47,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4360 states to 3894 states and 4360 transitions. [2018-12-01 18:23:47,004 INFO L276 IsEmpty]: Start isEmpty. Operand 3894 states and 4360 transitions. [2018-12-01 18:23:47,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2018-12-01 18:23:47,006 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:23:47,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:23:47,100 INFO L134 CoverageAnalysis]: Checked inductivity of 412 backedges. 205 proven. 15 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2018-12-01 18:23:48,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:23:48,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4386 states to 3918 states and 4386 transitions. [2018-12-01 18:23:48,916 INFO L276 IsEmpty]: Start isEmpty. Operand 3918 states and 4386 transitions. [2018-12-01 18:23:48,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2018-12-01 18:23:48,918 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:23:48,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:23:49,017 INFO L134 CoverageAnalysis]: Checked inductivity of 412 backedges. 205 proven. 15 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2018-12-01 18:23:51,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:23:51,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4407 states to 3939 states and 4407 transitions. [2018-12-01 18:23:51,611 INFO L276 IsEmpty]: Start isEmpty. Operand 3939 states and 4407 transitions. [2018-12-01 18:23:51,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2018-12-01 18:23:51,612 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:23:51,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:23:51,707 INFO L134 CoverageAnalysis]: Checked inductivity of 412 backedges. 205 proven. 15 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2018-12-01 18:23:52,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:23:52,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4429 states to 3961 states and 4429 transitions. [2018-12-01 18:23:52,708 INFO L276 IsEmpty]: Start isEmpty. Operand 3961 states and 4429 transitions. [2018-12-01 18:23:52,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2018-12-01 18:23:52,710 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:23:52,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:23:52,752 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 305 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2018-12-01 18:23:53,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:23:53,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4442 states to 3969 states and 4442 transitions. [2018-12-01 18:23:53,839 INFO L276 IsEmpty]: Start isEmpty. Operand 3969 states and 4442 transitions. [2018-12-01 18:23:53,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-12-01 18:23:53,841 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:23:53,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:23:53,877 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 313 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2018-12-01 18:23:54,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:23:54,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4460 states to 3985 states and 4460 transitions. [2018-12-01 18:23:54,747 INFO L276 IsEmpty]: Start isEmpty. Operand 3985 states and 4460 transitions. [2018-12-01 18:23:54,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2018-12-01 18:23:54,749 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:23:54,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:23:54,870 INFO L134 CoverageAnalysis]: Checked inductivity of 473 backedges. 344 proven. 4 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2018-12-01 18:23:55,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:23:55,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4478 states to 3999 states and 4478 transitions. [2018-12-01 18:23:55,581 INFO L276 IsEmpty]: Start isEmpty. Operand 3999 states and 4478 transitions. [2018-12-01 18:23:55,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2018-12-01 18:23:55,583 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:23:55,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:23:55,650 INFO L134 CoverageAnalysis]: Checked inductivity of 473 backedges. 344 proven. 4 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2018-12-01 18:23:56,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:23:56,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4493 states to 4015 states and 4493 transitions. [2018-12-01 18:23:56,232 INFO L276 IsEmpty]: Start isEmpty. Operand 4015 states and 4493 transitions. [2018-12-01 18:23:56,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2018-12-01 18:23:56,234 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:23:56,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:23:56,312 INFO L134 CoverageAnalysis]: Checked inductivity of 473 backedges. 344 proven. 4 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2018-12-01 18:23:56,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:23:56,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4494 states to 4017 states and 4494 transitions. [2018-12-01 18:23:56,578 INFO L276 IsEmpty]: Start isEmpty. Operand 4017 states and 4494 transitions. [2018-12-01 18:23:56,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2018-12-01 18:23:56,580 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:23:56,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:23:56,645 INFO L134 CoverageAnalysis]: Checked inductivity of 473 backedges. 344 proven. 4 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2018-12-01 18:23:57,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:23:57,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4509 states to 4033 states and 4509 transitions. [2018-12-01 18:23:57,215 INFO L276 IsEmpty]: Start isEmpty. Operand 4033 states and 4509 transitions. [2018-12-01 18:23:57,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2018-12-01 18:23:57,217 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:23:57,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:23:57,267 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 348 proven. 0 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2018-12-01 18:23:57,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:23:57,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4514 states to 4037 states and 4514 transitions. [2018-12-01 18:23:57,787 INFO L276 IsEmpty]: Start isEmpty. Operand 4037 states and 4514 transitions. [2018-12-01 18:23:57,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2018-12-01 18:23:57,790 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:23:57,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:23:57,839 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 348 proven. 0 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2018-12-01 18:23:58,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:23:58,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4530 states to 4053 states and 4530 transitions. [2018-12-01 18:23:58,521 INFO L276 IsEmpty]: Start isEmpty. Operand 4053 states and 4530 transitions. [2018-12-01 18:23:58,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2018-12-01 18:23:58,523 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:23:58,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:23:58,572 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 348 proven. 0 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2018-12-01 18:23:59,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:23:59,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4534 states to 4057 states and 4534 transitions. [2018-12-01 18:23:59,055 INFO L276 IsEmpty]: Start isEmpty. Operand 4057 states and 4534 transitions. [2018-12-01 18:23:59,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2018-12-01 18:23:59,056 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:23:59,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:23:59,206 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 369 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-01 18:24:00,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:24:00,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4556 states to 4077 states and 4556 transitions. [2018-12-01 18:24:00,764 INFO L276 IsEmpty]: Start isEmpty. Operand 4077 states and 4556 transitions. [2018-12-01 18:24:00,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2018-12-01 18:24:00,767 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:24:00,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:24:00,905 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 369 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-01 18:24:01,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:24:01,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4559 states to 4080 states and 4559 transitions. [2018-12-01 18:24:01,205 INFO L276 IsEmpty]: Start isEmpty. Operand 4080 states and 4559 transitions. [2018-12-01 18:24:01,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2018-12-01 18:24:01,207 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:24:01,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:24:01,334 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 369 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-01 18:24:08,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:24:08,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4582 states to 4100 states and 4582 transitions. [2018-12-01 18:24:08,392 INFO L276 IsEmpty]: Start isEmpty. Operand 4100 states and 4582 transitions. [2018-12-01 18:24:08,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2018-12-01 18:24:08,394 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:24:08,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:24:08,537 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 369 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-01 18:24:08,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:24:08,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4583 states to 4102 states and 4583 transitions. [2018-12-01 18:24:08,809 INFO L276 IsEmpty]: Start isEmpty. Operand 4102 states and 4583 transitions. [2018-12-01 18:24:08,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2018-12-01 18:24:08,811 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:24:08,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:24:08,961 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 369 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-01 18:24:09,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:24:09,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4583 states to 4103 states and 4583 transitions. [2018-12-01 18:24:09,441 INFO L276 IsEmpty]: Start isEmpty. Operand 4103 states and 4583 transitions. [2018-12-01 18:24:09,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2018-12-01 18:24:09,443 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:24:09,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:24:09,495 INFO L134 CoverageAnalysis]: Checked inductivity of 485 backedges. 304 proven. 0 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2018-12-01 18:24:09,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:24:09,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4586 states to 4107 states and 4586 transitions. [2018-12-01 18:24:09,860 INFO L276 IsEmpty]: Start isEmpty. Operand 4107 states and 4586 transitions. [2018-12-01 18:24:09,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2018-12-01 18:24:09,862 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:24:09,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:24:09,915 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 308 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2018-12-01 18:24:11,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:24:11,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4592 states to 4114 states and 4592 transitions. [2018-12-01 18:24:11,504 INFO L276 IsEmpty]: Start isEmpty. Operand 4114 states and 4592 transitions. [2018-12-01 18:24:11,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2018-12-01 18:24:11,507 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:24:11,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:24:11,621 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 229 proven. 20 refuted. 0 times theorem prover too weak. 247 trivial. 0 not checked. [2018-12-01 18:24:13,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:24:13,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4608 states to 4130 states and 4608 transitions. [2018-12-01 18:24:13,739 INFO L276 IsEmpty]: Start isEmpty. Operand 4130 states and 4608 transitions. [2018-12-01 18:24:13,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2018-12-01 18:24:13,741 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:24:13,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:24:13,864 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 404 proven. 6 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-12-01 18:24:16,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:24:16,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4651 states to 4170 states and 4651 transitions. [2018-12-01 18:24:16,072 INFO L276 IsEmpty]: Start isEmpty. Operand 4170 states and 4651 transitions. [2018-12-01 18:24:16,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-12-01 18:24:16,074 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:24:16,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:24:16,772 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 375 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-12-01 18:24:19,374 WARN L180 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 32 [2018-12-01 18:24:21,035 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 29 [2018-12-01 18:24:23,325 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 30 [2018-12-01 18:24:24,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:24:24,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4724 states to 4238 states and 4724 transitions. [2018-12-01 18:24:24,833 INFO L276 IsEmpty]: Start isEmpty. Operand 4238 states and 4724 transitions. [2018-12-01 18:24:24,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-12-01 18:24:24,836 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:24:24,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:24:24,963 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 375 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-12-01 18:24:25,364 WARN L180 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 34 [2018-12-01 18:24:30,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:24:30,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4750 states to 4264 states and 4750 transitions. [2018-12-01 18:24:30,430 INFO L276 IsEmpty]: Start isEmpty. Operand 4264 states and 4750 transitions. [2018-12-01 18:24:30,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-12-01 18:24:30,433 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:24:30,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:24:30,562 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 375 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-12-01 18:24:32,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:24:32,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4763 states to 4278 states and 4763 transitions. [2018-12-01 18:24:32,672 INFO L276 IsEmpty]: Start isEmpty. Operand 4278 states and 4763 transitions. [2018-12-01 18:24:32,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-12-01 18:24:32,675 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:24:32,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:24:32,735 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 369 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-12-01 18:24:37,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:24:37,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4801 states to 4303 states and 4801 transitions. [2018-12-01 18:24:37,111 INFO L276 IsEmpty]: Start isEmpty. Operand 4303 states and 4801 transitions. [2018-12-01 18:24:37,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-12-01 18:24:37,114 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:24:37,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:24:37,173 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 369 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-12-01 18:24:38,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:24:38,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4841 states to 4344 states and 4841 transitions. [2018-12-01 18:24:38,843 INFO L276 IsEmpty]: Start isEmpty. Operand 4344 states and 4841 transitions. [2018-12-01 18:24:38,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-12-01 18:24:38,845 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:24:38,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:24:38,965 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 369 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-12-01 18:24:41,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:24:41,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4861 states to 4364 states and 4861 transitions. [2018-12-01 18:24:41,367 INFO L276 IsEmpty]: Start isEmpty. Operand 4364 states and 4861 transitions. [2018-12-01 18:24:41,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-12-01 18:24:41,370 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:24:41,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:24:41,428 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 369 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-12-01 18:24:44,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:24:44,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4886 states to 4387 states and 4886 transitions. [2018-12-01 18:24:44,783 INFO L276 IsEmpty]: Start isEmpty. Operand 4387 states and 4886 transitions. [2018-12-01 18:24:44,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-12-01 18:24:44,785 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:24:44,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:24:44,843 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 369 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-12-01 18:24:46,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:24:46,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4897 states to 4398 states and 4897 transitions. [2018-12-01 18:24:46,538 INFO L276 IsEmpty]: Start isEmpty. Operand 4398 states and 4897 transitions. [2018-12-01 18:24:46,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-12-01 18:24:46,540 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:24:46,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:24:46,599 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 369 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-12-01 18:24:46,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:24:46,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4899 states to 4401 states and 4899 transitions. [2018-12-01 18:24:46,658 INFO L276 IsEmpty]: Start isEmpty. Operand 4401 states and 4899 transitions. [2018-12-01 18:24:46,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-12-01 18:24:46,661 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:24:46,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:24:46,719 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 369 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-12-01 18:24:48,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:24:48,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4914 states to 4417 states and 4914 transitions. [2018-12-01 18:24:48,645 INFO L276 IsEmpty]: Start isEmpty. Operand 4417 states and 4914 transitions. [2018-12-01 18:24:48,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-12-01 18:24:48,647 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:24:48,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:24:48,706 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 369 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-12-01 18:24:49,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:24:49,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4932 states to 4435 states and 4932 transitions. [2018-12-01 18:24:49,351 INFO L276 IsEmpty]: Start isEmpty. Operand 4435 states and 4932 transitions. [2018-12-01 18:24:49,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2018-12-01 18:24:49,353 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:24:49,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:24:53,336 WARN L180 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 27 [2018-12-01 18:24:55,019 INFO L134 CoverageAnalysis]: Checked inductivity of 521 backedges. 423 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-12-01 18:24:55,498 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 30 [2018-12-01 18:25:03,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:25:03,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4963 states to 4464 states and 4963 transitions. [2018-12-01 18:25:03,882 INFO L276 IsEmpty]: Start isEmpty. Operand 4464 states and 4963 transitions. [2018-12-01 18:25:03,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2018-12-01 18:25:03,885 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:25:03,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:25:04,049 INFO L134 CoverageAnalysis]: Checked inductivity of 521 backedges. 423 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-12-01 18:25:06,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:25:06,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4975 states to 4477 states and 4975 transitions. [2018-12-01 18:25:06,350 INFO L276 IsEmpty]: Start isEmpty. Operand 4477 states and 4975 transitions. [2018-12-01 18:25:06,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2018-12-01 18:25:06,353 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:25:06,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:25:06,552 INFO L134 CoverageAnalysis]: Checked inductivity of 521 backedges. 423 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-12-01 18:25:07,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:25:07,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4977 states to 4479 states and 4977 transitions. [2018-12-01 18:25:07,018 INFO L276 IsEmpty]: Start isEmpty. Operand 4479 states and 4977 transitions. [2018-12-01 18:25:07,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2018-12-01 18:25:07,020 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:25:07,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:25:07,080 INFO L134 CoverageAnalysis]: Checked inductivity of 541 backedges. 441 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-12-01 18:25:09,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:25:09,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5043 states to 4539 states and 5043 transitions. [2018-12-01 18:25:09,844 INFO L276 IsEmpty]: Start isEmpty. Operand 4539 states and 5043 transitions. [2018-12-01 18:25:09,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2018-12-01 18:25:09,846 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:25:09,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:25:09,906 INFO L134 CoverageAnalysis]: Checked inductivity of 541 backedges. 441 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-12-01 18:25:10,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:25:10,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5058 states to 4555 states and 5058 transitions. [2018-12-01 18:25:10,468 INFO L276 IsEmpty]: Start isEmpty. Operand 4555 states and 5058 transitions. [2018-12-01 18:25:10,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2018-12-01 18:25:10,470 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:25:10,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:25:10,529 INFO L134 CoverageAnalysis]: Checked inductivity of 541 backedges. 441 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-12-01 18:25:11,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:25:11,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5071 states to 4569 states and 5071 transitions. [2018-12-01 18:25:11,163 INFO L276 IsEmpty]: Start isEmpty. Operand 4569 states and 5071 transitions. [2018-12-01 18:25:11,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2018-12-01 18:25:11,165 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:25:11,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:25:11,304 INFO L134 CoverageAnalysis]: Checked inductivity of 563 backedges. 333 proven. 8 refuted. 0 times theorem prover too weak. 222 trivial. 0 not checked. [2018-12-01 18:25:11,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:25:11,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5075 states to 4574 states and 5075 transitions. [2018-12-01 18:25:11,531 INFO L276 IsEmpty]: Start isEmpty. Operand 4574 states and 5075 transitions. [2018-12-01 18:25:11,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2018-12-01 18:25:11,533 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:25:11,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:25:11,672 INFO L134 CoverageAnalysis]: Checked inductivity of 563 backedges. 333 proven. 8 refuted. 0 times theorem prover too weak. 222 trivial. 0 not checked. [2018-12-01 18:25:11,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:25:11,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5079 states to 4579 states and 5079 transitions. [2018-12-01 18:25:11,992 INFO L276 IsEmpty]: Start isEmpty. Operand 4579 states and 5079 transitions. [2018-12-01 18:25:11,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 348 [2018-12-01 18:25:11,995 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:25:12,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:25:12,099 INFO L134 CoverageAnalysis]: Checked inductivity of 589 backedges. 104 proven. 48 refuted. 0 times theorem prover too weak. 437 trivial. 0 not checked. [2018-12-01 18:25:13,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:25:13,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5096 states to 4595 states and 5096 transitions. [2018-12-01 18:25:13,369 INFO L276 IsEmpty]: Start isEmpty. Operand 4595 states and 5096 transitions. [2018-12-01 18:25:13,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 348 [2018-12-01 18:25:13,371 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:25:13,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:25:13,475 INFO L134 CoverageAnalysis]: Checked inductivity of 589 backedges. 104 proven. 48 refuted. 0 times theorem prover too weak. 437 trivial. 0 not checked. [2018-12-01 18:25:15,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:25:15,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5114 states to 4611 states and 5114 transitions. [2018-12-01 18:25:15,554 INFO L276 IsEmpty]: Start isEmpty. Operand 4611 states and 5114 transitions. [2018-12-01 18:25:15,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 348 [2018-12-01 18:25:15,556 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:25:15,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:25:15,668 INFO L134 CoverageAnalysis]: Checked inductivity of 589 backedges. 104 proven. 48 refuted. 0 times theorem prover too weak. 437 trivial. 0 not checked. [2018-12-01 18:25:17,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:25:17,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5124 states to 4622 states and 5124 transitions. [2018-12-01 18:25:17,315 INFO L276 IsEmpty]: Start isEmpty. Operand 4622 states and 5124 transitions. [2018-12-01 18:25:17,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 348 [2018-12-01 18:25:17,317 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:25:17,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:25:17,466 INFO L134 CoverageAnalysis]: Checked inductivity of 589 backedges. 104 proven. 48 refuted. 0 times theorem prover too weak. 437 trivial. 0 not checked. [2018-12-01 18:25:18,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:25:18,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5133 states to 4632 states and 5133 transitions. [2018-12-01 18:25:18,497 INFO L276 IsEmpty]: Start isEmpty. Operand 4632 states and 5133 transitions. [2018-12-01 18:25:18,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 348 [2018-12-01 18:25:18,499 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:25:18,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:25:18,609 INFO L134 CoverageAnalysis]: Checked inductivity of 589 backedges. 104 proven. 48 refuted. 0 times theorem prover too weak. 437 trivial. 0 not checked. [2018-12-01 18:25:20,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:25:20,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5149 states to 4648 states and 5149 transitions. [2018-12-01 18:25:20,154 INFO L276 IsEmpty]: Start isEmpty. Operand 4648 states and 5149 transitions. [2018-12-01 18:25:20,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 348 [2018-12-01 18:25:20,156 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:25:20,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:25:20,258 INFO L134 CoverageAnalysis]: Checked inductivity of 589 backedges. 104 proven. 48 refuted. 0 times theorem prover too weak. 437 trivial. 0 not checked. [2018-12-01 18:25:21,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:25:21,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5149 states to 4649 states and 5149 transitions. [2018-12-01 18:25:21,451 INFO L276 IsEmpty]: Start isEmpty. Operand 4649 states and 5149 transitions. [2018-12-01 18:25:21,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2018-12-01 18:25:21,454 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:25:21,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:25:23,018 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 479 proven. 0 refuted. 0 times theorem prover too weak. 133 trivial. 0 not checked. [2018-12-01 18:25:25,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:25:25,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5168 states to 4665 states and 5168 transitions. [2018-12-01 18:25:25,186 INFO L276 IsEmpty]: Start isEmpty. Operand 4665 states and 5168 transitions. [2018-12-01 18:25:25,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 359 [2018-12-01 18:25:25,189 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:25:25,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:25:25,307 INFO L134 CoverageAnalysis]: Checked inductivity of 652 backedges. 371 proven. 12 refuted. 0 times theorem prover too weak. 269 trivial. 0 not checked. [2018-12-01 18:25:25,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:25:25,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5172 states to 4670 states and 5172 transitions. [2018-12-01 18:25:25,645 INFO L276 IsEmpty]: Start isEmpty. Operand 4670 states and 5172 transitions. [2018-12-01 18:25:25,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 359 [2018-12-01 18:25:25,648 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:25:25,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:25:25,767 INFO L134 CoverageAnalysis]: Checked inductivity of 652 backedges. 371 proven. 12 refuted. 0 times theorem prover too weak. 269 trivial. 0 not checked. [2018-12-01 18:25:26,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:25:26,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5188 states to 4686 states and 5188 transitions. [2018-12-01 18:25:26,781 INFO L276 IsEmpty]: Start isEmpty. Operand 4686 states and 5188 transitions. [2018-12-01 18:25:26,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 359 [2018-12-01 18:25:26,784 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:25:26,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:25:26,908 INFO L134 CoverageAnalysis]: Checked inductivity of 652 backedges. 371 proven. 12 refuted. 0 times theorem prover too weak. 269 trivial. 0 not checked. [2018-12-01 18:25:27,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:25:27,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5201 states to 4700 states and 5201 transitions. [2018-12-01 18:25:27,745 INFO L276 IsEmpty]: Start isEmpty. Operand 4700 states and 5201 transitions. [2018-12-01 18:25:27,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 359 [2018-12-01 18:25:27,748 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:25:27,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:25:27,865 INFO L134 CoverageAnalysis]: Checked inductivity of 652 backedges. 371 proven. 12 refuted. 0 times theorem prover too weak. 269 trivial. 0 not checked. [2018-12-01 18:25:28,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:25:28,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5232 states to 4731 states and 5232 transitions. [2018-12-01 18:25:28,926 INFO L276 IsEmpty]: Start isEmpty. Operand 4731 states and 5232 transitions. [2018-12-01 18:25:28,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 359 [2018-12-01 18:25:28,928 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:25:28,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:25:29,047 INFO L134 CoverageAnalysis]: Checked inductivity of 652 backedges. 371 proven. 12 refuted. 0 times theorem prover too weak. 269 trivial. 0 not checked. [2018-12-01 18:25:29,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:25:29,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5249 states to 4749 states and 5249 transitions. [2018-12-01 18:25:29,737 INFO L276 IsEmpty]: Start isEmpty. Operand 4749 states and 5249 transitions. [2018-12-01 18:25:29,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 359 [2018-12-01 18:25:29,739 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:25:29,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:25:29,856 INFO L134 CoverageAnalysis]: Checked inductivity of 652 backedges. 371 proven. 12 refuted. 0 times theorem prover too weak. 269 trivial. 0 not checked. [2018-12-01 18:25:30,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:25:30,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5254 states to 4755 states and 5254 transitions. [2018-12-01 18:25:30,583 INFO L276 IsEmpty]: Start isEmpty. Operand 4755 states and 5254 transitions. [2018-12-01 18:25:30,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2018-12-01 18:25:30,585 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:25:30,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:25:30,719 INFO L134 CoverageAnalysis]: Checked inductivity of 696 backedges. 284 proven. 20 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked. [2018-12-01 18:25:31,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:25:31,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5261 states to 4763 states and 5261 transitions. [2018-12-01 18:25:31,195 INFO L276 IsEmpty]: Start isEmpty. Operand 4763 states and 5261 transitions. [2018-12-01 18:25:31,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2018-12-01 18:25:31,197 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:25:31,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:25:31,328 INFO L134 CoverageAnalysis]: Checked inductivity of 696 backedges. 284 proven. 20 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked. [2018-12-01 18:25:32,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:25:32,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5291 states to 4793 states and 5291 transitions. [2018-12-01 18:25:32,631 INFO L276 IsEmpty]: Start isEmpty. Operand 4793 states and 5291 transitions. [2018-12-01 18:25:32,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2018-12-01 18:25:32,633 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:25:32,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:25:32,762 INFO L134 CoverageAnalysis]: Checked inductivity of 696 backedges. 284 proven. 20 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked. [2018-12-01 18:25:33,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:25:33,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5297 states to 4800 states and 5297 transitions. [2018-12-01 18:25:33,200 INFO L276 IsEmpty]: Start isEmpty. Operand 4800 states and 5297 transitions. [2018-12-01 18:25:33,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2018-12-01 18:25:33,203 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:25:33,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:25:33,335 INFO L134 CoverageAnalysis]: Checked inductivity of 696 backedges. 284 proven. 20 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked. [2018-12-01 18:25:34,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:25:34,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5312 states to 4815 states and 5312 transitions. [2018-12-01 18:25:34,670 INFO L276 IsEmpty]: Start isEmpty. Operand 4815 states and 5312 transitions. [2018-12-01 18:25:34,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 372 [2018-12-01 18:25:34,672 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:25:34,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:25:39,569 INFO L134 CoverageAnalysis]: Checked inductivity of 695 backedges. 491 proven. 0 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2018-12-01 18:25:45,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:25:45,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5315 states to 4816 states and 5315 transitions. [2018-12-01 18:25:45,567 INFO L276 IsEmpty]: Start isEmpty. Operand 4816 states and 5315 transitions. [2018-12-01 18:25:45,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 381 [2018-12-01 18:25:45,570 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:25:45,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:25:46,179 INFO L134 CoverageAnalysis]: Checked inductivity of 793 backedges. 669 proven. 4 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2018-12-01 18:25:48,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:25:48,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5320 states to 4820 states and 5320 transitions. [2018-12-01 18:25:48,872 INFO L276 IsEmpty]: Start isEmpty. Operand 4820 states and 5320 transitions. [2018-12-01 18:25:48,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2018-12-01 18:25:48,874 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:25:48,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:25:50,660 INFO L134 CoverageAnalysis]: Checked inductivity of 754 backedges. 600 proven. 4 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2018-12-01 18:25:55,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:25:55,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5336 states to 4830 states and 5336 transitions. [2018-12-01 18:25:55,341 INFO L276 IsEmpty]: Start isEmpty. Operand 4830 states and 5336 transitions. [2018-12-01 18:25:55,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 387 [2018-12-01 18:25:55,343 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:25:55,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:25:55,490 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 465 proven. 0 refuted. 0 times theorem prover too weak. 315 trivial. 0 not checked. [2018-12-01 18:26:00,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:26:00,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5391 states to 4888 states and 5391 transitions. [2018-12-01 18:26:00,028 INFO L276 IsEmpty]: Start isEmpty. Operand 4888 states and 5391 transitions. [2018-12-01 18:26:00,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 387 [2018-12-01 18:26:00,031 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:26:00,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:26:00,130 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 465 proven. 0 refuted. 0 times theorem prover too weak. 315 trivial. 0 not checked. [2018-12-01 18:26:00,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:26:00,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5403 states to 4901 states and 5403 transitions. [2018-12-01 18:26:00,260 INFO L276 IsEmpty]: Start isEmpty. Operand 4901 states and 5403 transitions. [2018-12-01 18:26:00,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 387 [2018-12-01 18:26:00,262 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:26:00,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:26:00,361 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 465 proven. 0 refuted. 0 times theorem prover too weak. 315 trivial. 0 not checked. [2018-12-01 18:26:01,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:26:01,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5412 states to 4911 states and 5412 transitions. [2018-12-01 18:26:01,035 INFO L276 IsEmpty]: Start isEmpty. Operand 4911 states and 5412 transitions. [2018-12-01 18:26:01,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 387 [2018-12-01 18:26:01,038 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:26:01,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:26:01,184 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 465 proven. 0 refuted. 0 times theorem prover too weak. 315 trivial. 0 not checked. [2018-12-01 18:26:01,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:26:01,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5421 states to 4921 states and 5421 transitions. [2018-12-01 18:26:01,948 INFO L276 IsEmpty]: Start isEmpty. Operand 4921 states and 5421 transitions. [2018-12-01 18:26:01,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 387 [2018-12-01 18:26:01,951 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:26:01,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:26:02,050 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 465 proven. 0 refuted. 0 times theorem prover too weak. 315 trivial. 0 not checked. [2018-12-01 18:26:02,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:26:02,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5425 states to 4926 states and 5425 transitions. [2018-12-01 18:26:02,449 INFO L276 IsEmpty]: Start isEmpty. Operand 4926 states and 5425 transitions. [2018-12-01 18:26:02,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 387 [2018-12-01 18:26:02,452 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:26:02,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:26:02,551 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 465 proven. 0 refuted. 0 times theorem prover too weak. 315 trivial. 0 not checked. [2018-12-01 18:26:02,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:26:02,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5429 states to 4931 states and 5429 transitions. [2018-12-01 18:26:02,915 INFO L276 IsEmpty]: Start isEmpty. Operand 4931 states and 5429 transitions. [2018-12-01 18:26:02,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 387 [2018-12-01 18:26:02,918 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:26:02,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:26:03,017 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 465 proven. 0 refuted. 0 times theorem prover too weak. 315 trivial. 0 not checked. [2018-12-01 18:26:03,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:26:03,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5432 states to 4934 states and 5432 transitions. [2018-12-01 18:26:03,489 INFO L276 IsEmpty]: Start isEmpty. Operand 4934 states and 5432 transitions. [2018-12-01 18:26:03,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 387 [2018-12-01 18:26:03,492 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:26:03,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:26:03,637 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 465 proven. 0 refuted. 0 times theorem prover too weak. 315 trivial. 0 not checked. [2018-12-01 18:26:05,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:26:05,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5447 states to 4950 states and 5447 transitions. [2018-12-01 18:26:05,496 INFO L276 IsEmpty]: Start isEmpty. Operand 4950 states and 5447 transitions. [2018-12-01 18:26:05,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 387 [2018-12-01 18:26:05,499 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:26:05,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:26:05,599 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 465 proven. 0 refuted. 0 times theorem prover too weak. 315 trivial. 0 not checked. [2018-12-01 18:26:07,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:26:07,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5460 states to 4964 states and 5460 transitions. [2018-12-01 18:26:07,842 INFO L276 IsEmpty]: Start isEmpty. Operand 4964 states and 5460 transitions. [2018-12-01 18:26:07,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 399 [2018-12-01 18:26:07,845 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:26:07,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:26:08,221 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 637 proven. 0 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2018-12-01 18:26:09,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:26:09,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5534 states to 5033 states and 5534 transitions. [2018-12-01 18:26:09,992 INFO L276 IsEmpty]: Start isEmpty. Operand 5033 states and 5534 transitions. [2018-12-01 18:26:09,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 399 [2018-12-01 18:26:09,994 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:26:10,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:26:10,148 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 637 proven. 0 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2018-12-01 18:26:14,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:26:14,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5565 states to 5062 states and 5565 transitions. [2018-12-01 18:26:14,398 INFO L276 IsEmpty]: Start isEmpty. Operand 5062 states and 5565 transitions. [2018-12-01 18:26:14,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 399 [2018-12-01 18:26:14,402 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:26:14,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:26:14,560 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 637 proven. 0 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2018-12-01 18:26:18,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:26:18,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5578 states to 5076 states and 5578 transitions. [2018-12-01 18:26:18,003 INFO L276 IsEmpty]: Start isEmpty. Operand 5076 states and 5578 transitions. [2018-12-01 18:26:18,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 399 [2018-12-01 18:26:18,007 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:26:18,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:26:18,163 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 637 proven. 0 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2018-12-01 18:26:18,758 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 32 [2018-12-01 18:26:20,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:26:20,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5593 states to 5092 states and 5593 transitions. [2018-12-01 18:26:20,063 INFO L276 IsEmpty]: Start isEmpty. Operand 5092 states and 5593 transitions. [2018-12-01 18:26:20,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 401 [2018-12-01 18:26:20,066 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:26:20,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:26:20,490 INFO L134 CoverageAnalysis]: Checked inductivity of 862 backedges. 591 proven. 0 refuted. 0 times theorem prover too weak. 271 trivial. 0 not checked. [2018-12-01 18:26:26,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:26:26,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5612 states to 5108 states and 5612 transitions. [2018-12-01 18:26:26,503 INFO L276 IsEmpty]: Start isEmpty. Operand 5108 states and 5612 transitions. [2018-12-01 18:26:26,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 423 [2018-12-01 18:26:26,505 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:26:26,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:26:26,665 INFO L134 CoverageAnalysis]: Checked inductivity of 945 backedges. 602 proven. 4 refuted. 0 times theorem prover too weak. 339 trivial. 0 not checked. [2018-12-01 18:26:28,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:26:28,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5619 states to 5114 states and 5619 transitions. [2018-12-01 18:26:28,999 INFO L276 IsEmpty]: Start isEmpty. Operand 5114 states and 5619 transitions. [2018-12-01 18:26:29,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 423 [2018-12-01 18:26:29,001 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:26:29,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:26:29,094 INFO L134 CoverageAnalysis]: Checked inductivity of 945 backedges. 602 proven. 4 refuted. 0 times theorem prover too weak. 339 trivial. 0 not checked. [2018-12-01 18:26:40,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:26:40,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5658 states to 5150 states and 5658 transitions. [2018-12-01 18:26:40,165 INFO L276 IsEmpty]: Start isEmpty. Operand 5150 states and 5658 transitions. [2018-12-01 18:26:40,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 423 [2018-12-01 18:26:40,167 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:26:40,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:26:40,263 INFO L134 CoverageAnalysis]: Checked inductivity of 945 backedges. 602 proven. 4 refuted. 0 times theorem prover too weak. 339 trivial. 0 not checked. [2018-12-01 18:26:40,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:26:40,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5662 states to 5154 states and 5662 transitions. [2018-12-01 18:26:40,890 INFO L276 IsEmpty]: Start isEmpty. Operand 5154 states and 5662 transitions. [2018-12-01 18:26:40,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 439 [2018-12-01 18:26:40,892 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:26:40,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:26:41,051 INFO L134 CoverageAnalysis]: Checked inductivity of 1008 backedges. 476 proven. 16 refuted. 0 times theorem prover too weak. 516 trivial. 0 not checked. [2018-12-01 18:26:44,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:26:44,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5678 states to 5170 states and 5678 transitions. [2018-12-01 18:26:44,134 INFO L276 IsEmpty]: Start isEmpty. Operand 5170 states and 5678 transitions. [2018-12-01 18:26:44,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 439 [2018-12-01 18:26:44,137 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:26:44,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:26:44,294 INFO L134 CoverageAnalysis]: Checked inductivity of 1008 backedges. 476 proven. 16 refuted. 0 times theorem prover too weak. 516 trivial. 0 not checked. [2018-12-01 18:26:45,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:26:45,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5691 states to 5184 states and 5691 transitions. [2018-12-01 18:26:45,073 INFO L276 IsEmpty]: Start isEmpty. Operand 5184 states and 5691 transitions. [2018-12-01 18:26:45,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 467 [2018-12-01 18:26:45,076 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:26:45,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:26:45,217 INFO L134 CoverageAnalysis]: Checked inductivity of 1164 backedges. 590 proven. 0 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2018-12-01 18:26:45,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:26:45,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5706 states to 5200 states and 5706 transitions. [2018-12-01 18:26:45,700 INFO L276 IsEmpty]: Start isEmpty. Operand 5200 states and 5706 transitions. [2018-12-01 18:26:45,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 467 [2018-12-01 18:26:45,703 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:26:45,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:26:45,844 INFO L134 CoverageAnalysis]: Checked inductivity of 1164 backedges. 590 proven. 0 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2018-12-01 18:26:47,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:26:47,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5721 states to 5215 states and 5721 transitions. [2018-12-01 18:26:47,358 INFO L276 IsEmpty]: Start isEmpty. Operand 5215 states and 5721 transitions. [2018-12-01 18:26:47,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 467 [2018-12-01 18:26:47,361 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:26:47,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:26:47,546 INFO L134 CoverageAnalysis]: Checked inductivity of 1164 backedges. 590 proven. 0 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2018-12-01 18:26:47,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:26:47,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5736 states to 5230 states and 5736 transitions. [2018-12-01 18:26:47,993 INFO L276 IsEmpty]: Start isEmpty. Operand 5230 states and 5736 transitions. [2018-12-01 18:26:47,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 474 [2018-12-01 18:26:47,996 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:26:48,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:26:48,364 INFO L134 CoverageAnalysis]: Checked inductivity of 1206 backedges. 841 proven. 0 refuted. 0 times theorem prover too weak. 365 trivial. 0 not checked. [2018-12-01 18:26:49,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:26:49,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5815 states to 5308 states and 5815 transitions. [2018-12-01 18:26:49,622 INFO L276 IsEmpty]: Start isEmpty. Operand 5308 states and 5815 transitions. [2018-12-01 18:26:49,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 476 [2018-12-01 18:26:49,625 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:26:49,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:26:49,772 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 699 proven. 0 refuted. 0 times theorem prover too weak. 477 trivial. 0 not checked. [2018-12-01 18:26:49,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:26:49,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5816 states to 5310 states and 5816 transitions. [2018-12-01 18:26:49,856 INFO L276 IsEmpty]: Start isEmpty. Operand 5310 states and 5816 transitions. [2018-12-01 18:26:49,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 481 [2018-12-01 18:26:49,859 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:26:49,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:26:50,095 INFO L134 CoverageAnalysis]: Checked inductivity of 1260 backedges. 757 proven. 0 refuted. 0 times theorem prover too weak. 503 trivial. 0 not checked. [2018-12-01 18:26:52,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:26:52,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5826 states to 5320 states and 5826 transitions. [2018-12-01 18:26:52,530 INFO L276 IsEmpty]: Start isEmpty. Operand 5320 states and 5826 transitions. [2018-12-01 18:26:52,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 481 [2018-12-01 18:26:52,533 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:26:52,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:26:52,811 INFO L134 CoverageAnalysis]: Checked inductivity of 1260 backedges. 757 proven. 0 refuted. 0 times theorem prover too weak. 503 trivial. 0 not checked. [2018-12-01 18:26:53,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:26:53,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5837 states to 5332 states and 5837 transitions. [2018-12-01 18:26:53,341 INFO L276 IsEmpty]: Start isEmpty. Operand 5332 states and 5837 transitions. [2018-12-01 18:26:53,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 503 [2018-12-01 18:26:53,344 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:26:53,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:26:53,474 INFO L134 CoverageAnalysis]: Checked inductivity of 1365 backedges. 878 proven. 8 refuted. 0 times theorem prover too weak. 479 trivial. 0 not checked. [2018-12-01 18:27:00,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:27:00,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5861 states to 5353 states and 5861 transitions. [2018-12-01 18:27:00,022 INFO L276 IsEmpty]: Start isEmpty. Operand 5353 states and 5861 transitions. [2018-12-01 18:27:00,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 503 [2018-12-01 18:27:00,025 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:27:00,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:27:00,197 INFO L134 CoverageAnalysis]: Checked inductivity of 1365 backedges. 878 proven. 8 refuted. 0 times theorem prover too weak. 479 trivial. 0 not checked. [2018-12-01 18:27:01,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:27:01,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5877 states to 5369 states and 5877 transitions. [2018-12-01 18:27:01,015 INFO L276 IsEmpty]: Start isEmpty. Operand 5369 states and 5877 transitions. [2018-12-01 18:27:01,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 503 [2018-12-01 18:27:01,018 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:27:01,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:27:01,150 INFO L134 CoverageAnalysis]: Checked inductivity of 1365 backedges. 878 proven. 8 refuted. 0 times theorem prover too weak. 479 trivial. 0 not checked. [2018-12-01 18:27:02,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:27:02,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5899 states to 5391 states and 5899 transitions. [2018-12-01 18:27:02,651 INFO L276 IsEmpty]: Start isEmpty. Operand 5391 states and 5899 transitions. [2018-12-01 18:27:02,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 503 [2018-12-01 18:27:02,654 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:27:02,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:27:02,836 INFO L134 CoverageAnalysis]: Checked inductivity of 1365 backedges. 878 proven. 8 refuted. 0 times theorem prover too weak. 479 trivial. 0 not checked. [2018-12-01 18:27:05,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:27:05,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5903 states to 5397 states and 5903 transitions. [2018-12-01 18:27:05,546 INFO L276 IsEmpty]: Start isEmpty. Operand 5397 states and 5903 transitions. [2018-12-01 18:27:05,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 516 [2018-12-01 18:27:05,550 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:27:05,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:27:05,778 INFO L134 CoverageAnalysis]: Checked inductivity of 1441 backedges. 776 proven. 0 refuted. 0 times theorem prover too weak. 665 trivial. 0 not checked. [2018-12-01 18:27:12,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:27:12,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5937 states to 5424 states and 5937 transitions. [2018-12-01 18:27:12,326 INFO L276 IsEmpty]: Start isEmpty. Operand 5424 states and 5937 transitions. [2018-12-01 18:27:12,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 516 [2018-12-01 18:27:12,330 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:27:12,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:27:12,556 INFO L134 CoverageAnalysis]: Checked inductivity of 1441 backedges. 776 proven. 0 refuted. 0 times theorem prover too weak. 665 trivial. 0 not checked. [2018-12-01 18:27:14,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:27:14,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5941 states to 5427 states and 5941 transitions. [2018-12-01 18:27:14,404 INFO L276 IsEmpty]: Start isEmpty. Operand 5427 states and 5941 transitions. [2018-12-01 18:27:14,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 526 [2018-12-01 18:27:14,408 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:27:14,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:27:14,633 INFO L134 CoverageAnalysis]: Checked inductivity of 1520 backedges. 991 proven. 4 refuted. 0 times theorem prover too weak. 525 trivial. 0 not checked. [2018-12-01 18:27:16,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:27:16,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5959 states to 5442 states and 5959 transitions. [2018-12-01 18:27:16,505 INFO L276 IsEmpty]: Start isEmpty. Operand 5442 states and 5959 transitions. [2018-12-01 18:27:16,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 526 [2018-12-01 18:27:16,514 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:27:16,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:27:16,740 INFO L134 CoverageAnalysis]: Checked inductivity of 1520 backedges. 991 proven. 4 refuted. 0 times theorem prover too weak. 525 trivial. 0 not checked. [2018-12-01 18:27:18,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:27:18,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6019 states to 5504 states and 6019 transitions. [2018-12-01 18:27:18,056 INFO L276 IsEmpty]: Start isEmpty. Operand 5504 states and 6019 transitions. [2018-12-01 18:27:18,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 531 [2018-12-01 18:27:18,062 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:27:18,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:27:19,097 INFO L134 CoverageAnalysis]: Checked inductivity of 1556 backedges. 446 proven. 701 refuted. 0 times theorem prover too weak. 409 trivial. 0 not checked. [2018-12-01 18:27:51,781 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 35 [2018-12-01 18:28:03,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:28:03,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6375 states to 5793 states and 6375 transitions. [2018-12-01 18:28:03,081 INFO L276 IsEmpty]: Start isEmpty. Operand 5793 states and 6375 transitions. [2018-12-01 18:28:03,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 531 [2018-12-01 18:28:03,086 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:28:03,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:28:03,300 INFO L134 CoverageAnalysis]: Checked inductivity of 1556 backedges. 446 proven. 701 refuted. 0 times theorem prover too weak. 409 trivial. 0 not checked. [2018-12-01 18:28:14,176 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 36 [2018-12-01 18:28:32,889 WARN L180 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 31 [2018-12-01 18:28:45,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:28:45,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6588 states to 5972 states and 6588 transitions. [2018-12-01 18:28:45,583 INFO L276 IsEmpty]: Start isEmpty. Operand 5972 states and 6588 transitions. [2018-12-01 18:28:45,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 531 [2018-12-01 18:28:45,587 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:28:45,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:28:45,855 INFO L134 CoverageAnalysis]: Checked inductivity of 1556 backedges. 446 proven. 701 refuted. 0 times theorem prover too weak. 409 trivial. 0 not checked. [2018-12-01 18:29:04,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:29:04,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6663 states to 6036 states and 6663 transitions. [2018-12-01 18:29:04,397 INFO L276 IsEmpty]: Start isEmpty. Operand 6036 states and 6663 transitions. [2018-12-01 18:29:04,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 531 [2018-12-01 18:29:04,401 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:29:04,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:29:04,613 INFO L134 CoverageAnalysis]: Checked inductivity of 1556 backedges. 446 proven. 701 refuted. 0 times theorem prover too weak. 409 trivial. 0 not checked. [2018-12-01 18:29:11,632 WARN L180 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 34 [2018-12-01 18:29:17,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:29:17,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5713 states to 5182 states and 5713 transitions. [2018-12-01 18:29:17,668 INFO L276 IsEmpty]: Start isEmpty. Operand 5182 states and 5713 transitions. [2018-12-01 18:29:17,670 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-01 18:29:17,670 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 285 iterations. [2018-12-01 18:29:17,676 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-01 18:29:18,040 WARN L180 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 50 [2018-12-01 18:29:18,255 WARN L180 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 38 [2018-12-01 18:29:18,360 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 26 [2018-12-01 18:29:18,703 WARN L180 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 51 [2018-12-01 18:29:18,843 WARN L180 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 33 [2018-12-01 18:29:19,194 WARN L180 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 52 [2018-12-01 18:29:19,465 WARN L180 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 47 [2018-12-01 18:29:19,804 WARN L180 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 33 [2018-12-01 18:29:20,005 WARN L180 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 38 [2018-12-01 18:29:20,132 WARN L180 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 33 [2018-12-01 18:29:20,362 WARN L180 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 38 [2018-12-01 18:29:20,738 WARN L180 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 51 [2018-12-01 18:29:21,252 WARN L180 SmtUtils]: Spent 514.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 51 [2018-12-01 18:29:21,458 WARN L180 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 33 [2018-12-01 18:29:21,814 WARN L180 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 36 [2018-12-01 18:29:22,028 WARN L180 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 33 [2018-12-01 18:29:22,401 WARN L180 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 36 [2018-12-01 18:29:22,800 WARN L180 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 36 [2018-12-01 18:29:23,197 WARN L180 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 36 [2018-12-01 18:29:23,768 WARN L180 SmtUtils]: Spent 570.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 36 [2018-12-01 18:29:24,129 WARN L180 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 47 [2018-12-01 18:29:24,379 WARN L180 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 38 [2018-12-01 18:29:24,589 WARN L180 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 38 [2018-12-01 18:29:24,881 WARN L180 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 36 [2018-12-01 18:29:25,166 WARN L180 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 30 [2018-12-01 18:29:25,511 WARN L180 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 51 [2018-12-01 18:29:25,709 WARN L180 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 38 [2018-12-01 18:29:25,938 WARN L180 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 38 [2018-12-01 18:29:26,193 WARN L180 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 36 [2018-12-01 18:29:26,667 WARN L180 SmtUtils]: Spent 473.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 63 [2018-12-01 18:29:26,963 WARN L180 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 36 [2018-12-01 18:29:27,202 WARN L180 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 38 [2018-12-01 18:29:27,569 WARN L180 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 36 [2018-12-01 18:29:27,847 WARN L180 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 48 [2018-12-01 18:29:28,066 WARN L180 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 36 [2018-12-01 18:29:28,333 WARN L180 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 47 [2018-12-01 18:29:28,573 WARN L180 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 36 [2018-12-01 18:29:28,853 WARN L180 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 47 [2018-12-01 18:29:29,141 WARN L180 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 38 [2018-12-01 18:29:29,428 WARN L180 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 36 [2018-12-01 18:29:29,703 WARN L180 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 48 [2018-12-01 18:29:30,032 WARN L180 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 36 [2018-12-01 18:29:30,496 WARN L180 SmtUtils]: Spent 463.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 36 [2018-12-01 18:29:30,996 WARN L180 SmtUtils]: Spent 499.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 50 [2018-12-01 18:29:31,110 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 33 [2018-12-01 18:29:31,462 WARN L180 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 51 [2018-12-01 18:29:31,737 WARN L180 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 36 [2018-12-01 18:29:32,072 WARN L180 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 30 [2018-12-01 18:29:32,341 WARN L180 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 38 [2018-12-01 18:29:32,702 WARN L180 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 36 [2018-12-01 18:29:32,904 WARN L180 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 38 [2018-12-01 18:29:33,028 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 33 [2018-12-01 18:29:33,384 WARN L180 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 51 [2018-12-01 18:29:33,620 WARN L180 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 38 [2018-12-01 18:29:33,932 WARN L180 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 36 [2018-12-01 18:29:34,069 WARN L180 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 33 [2018-12-01 18:29:34,246 WARN L180 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 33 [2018-12-01 18:29:34,553 WARN L180 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 36 [2018-12-01 18:29:34,825 WARN L180 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 47 [2018-12-01 18:29:35,100 WARN L180 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 47 [2018-12-01 18:29:35,243 WARN L180 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 33 [2018-12-01 18:29:35,662 WARN L180 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 51 [2018-12-01 18:29:35,924 WARN L180 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 38 [2018-12-01 18:29:36,406 WARN L180 SmtUtils]: Spent 482.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 36 [2018-12-01 18:29:36,719 WARN L180 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 36 [2018-12-01 18:29:36,928 WARN L180 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 38 [2018-12-01 18:29:37,269 WARN L180 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 50 [2018-12-01 18:29:37,506 WARN L180 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 33 [2018-12-01 18:29:37,800 WARN L180 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 36 [2018-12-01 18:29:38,023 WARN L180 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 36 [2018-12-01 18:29:38,326 WARN L180 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 30 [2018-12-01 18:29:38,640 WARN L180 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 47 [2018-12-01 18:29:38,928 WARN L180 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 47 [2018-12-01 18:29:39,229 WARN L180 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 36 [2018-12-01 18:29:39,611 WARN L180 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 60 [2018-12-01 18:29:39,897 WARN L180 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 36 [2018-12-01 18:29:40,102 WARN L180 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 33 [2018-12-01 18:29:40,308 WARN L180 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 38 [2018-12-01 18:29:40,308 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 18:29:40,310 INFO L583 CodeCheckObserver]: Invariant with dag size 30 [2018-12-01 18:29:40,317 INFO L583 CodeCheckObserver]: Invariant with dag size 30 [2018-12-01 18:29:40,318 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 06:29:40 ImpRootNode [2018-12-01 18:29:40,318 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-01 18:29:40,318 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-01 18:29:40,319 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-01 18:29:40,319 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-01 18:29:40,319 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:20:16" (3/4) ... [2018-12-01 18:29:40,323 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-01 18:29:40,338 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 109 nodes and edges [2018-12-01 18:29:40,339 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-12-01 18:29:40,340 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-12-01 18:29:40,340 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-01 18:29:40,446 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_746a0417-849a-4f23-9192-e125b9e07eb2/bin-2019/ukojak/witness.graphml [2018-12-01 18:29:40,446 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-01 18:29:40,447 INFO L168 Benchmark]: Toolchain (without parser) took 565299.82 ms. Allocated memory was 1.0 GB in the beginning and 2.4 GB in the end (delta: 1.4 GB). Free memory was 944.2 MB in the beginning and 1.7 GB in the end (delta: -708.2 MB). Peak memory consumption was 2.0 GB. Max. memory is 11.5 GB. [2018-12-01 18:29:40,447 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 18:29:40,447 INFO L168 Benchmark]: CACSL2BoogieTranslator took 329.28 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 100.1 MB). Free memory was 944.2 MB in the beginning and 1.1 GB in the end (delta: -144.4 MB). Peak memory consumption was 40.2 MB. Max. memory is 11.5 GB. [2018-12-01 18:29:40,448 INFO L168 Benchmark]: Boogie Procedure Inliner took 41.06 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-01 18:29:40,448 INFO L168 Benchmark]: Boogie Preprocessor took 29.55 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-01 18:29:40,448 INFO L168 Benchmark]: RCFGBuilder took 1081.84 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 857.1 MB in the end (delta: 220.6 MB). Peak memory consumption was 220.6 MB. Max. memory is 11.5 GB. [2018-12-01 18:29:40,448 INFO L168 Benchmark]: CodeCheck took 563687.57 ms. Allocated memory was 1.1 GB in the beginning and 2.3 GB in the end (delta: 1.2 GB). Free memory was 857.1 MB in the beginning and 240.6 MB in the end (delta: 616.5 MB). Peak memory consumption was 2.1 GB. Max. memory is 11.5 GB. [2018-12-01 18:29:40,448 INFO L168 Benchmark]: Witness Printer took 127.92 ms. Allocated memory was 2.3 GB in the beginning and 2.4 GB in the end (delta: 81.8 MB). Free memory was 240.6 MB in the beginning and 1.7 GB in the end (delta: -1.4 GB). Peak memory consumption was 2.9 MB. Max. memory is 11.5 GB. [2018-12-01 18:29:40,450 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 227 locations, 1 error locations. SAFE Result, 541.0s OverallTime, 285 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1653478388 SDtfs, 2028527652 SDslu, 1060925738 SDs, 0 SdLazy, -552115300 SolverSat, 1426648046 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2586.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 468790 GetRequests, 455594 SyntacticMatches, 10796 SemanticMatches, 2400 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4126688 ImplicationChecksByTransitivity, 479.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 1.1s SsaConstructionTime, 1.8s SatisfiabilityAnalysisTime, 30.5s InterpolantComputationTime, 73633 NumberOfCodeBlocks, 73633 NumberOfCodeBlocksAsserted, 284 NumberOfCheckSat, 73349 ConstructedInterpolants, 0 QuantifiedInterpolants, 86861700 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 284 InterpolantComputations, 180 PerfectInterpolantSequences, 106025/110156 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: 532]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: ((((((((a17 == 8 && a19 == 1) && a21 == 1) && a25 == 1) && !(a11 == 1)) || ((a25 == 1 && !(a11 == 1)) && !(a28 == 11))) || ((!(a28 == 8) && !(a11 == 1)) && !(a28 == 11))) || ((!(a19 == 1) && !(a28 == 8)) && !(a28 == 11))) || (!(a17 == 9) && !(a28 == 11))) || ((!(a19 == 1) && a28 == 8) && a25 == 1) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((((((!(a28 == 8) && !(a11 == 1)) && !(a28 == 11)) || ((((a17 == 8 && a19 == 1) && a21 == 1) && a25 == 1) && !(a11 == 1))) || ((a28 == 8 && a25 == 1) && !(a11 == 1))) || ((!(a19 == 1) && !(a28 == 8)) && !(a28 == 11))) || (!(a17 == 9) && !(a28 == 11))) || ((!(a19 == 1) && a28 == 8) && a25 == 1) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 329.28 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 100.1 MB). Free memory was 944.2 MB in the beginning and 1.1 GB in the end (delta: -144.4 MB). Peak memory consumption was 40.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 41.06 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 29.55 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1081.84 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 857.1 MB in the end (delta: 220.6 MB). Peak memory consumption was 220.6 MB. Max. memory is 11.5 GB. * CodeCheck took 563687.57 ms. Allocated memory was 1.1 GB in the beginning and 2.3 GB in the end (delta: 1.2 GB). Free memory was 857.1 MB in the beginning and 240.6 MB in the end (delta: 616.5 MB). Peak memory consumption was 2.1 GB. Max. memory is 11.5 GB. * Witness Printer took 127.92 ms. Allocated memory was 2.3 GB in the beginning and 2.4 GB in the end (delta: 81.8 MB). Free memory was 240.6 MB in the beginning and 1.7 GB in the end (delta: -1.4 GB). Peak memory consumption was 2.9 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...