./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label28_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_f91fb074-daa3-4cee-93af-11b88df4f02c/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f91fb074-daa3-4cee-93af-11b88df4f02c/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f91fb074-daa3-4cee-93af-11b88df4f02c/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f91fb074-daa3-4cee-93af-11b88df4f02c/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label28_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_f91fb074-daa3-4cee-93af-11b88df4f02c/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f91fb074-daa3-4cee-93af-11b88df4f02c/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 3b05d579dd12f755368a6bf22b0fd6149bd3ba2b ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 07:17:07,640 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 07:17:07,642 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 07:17:07,648 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 07:17:07,648 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 07:17:07,649 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 07:17:07,649 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 07:17:07,651 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 07:17:07,652 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 07:17:07,653 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 07:17:07,653 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 07:17:07,653 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 07:17:07,654 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 07:17:07,655 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 07:17:07,655 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 07:17:07,656 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 07:17:07,656 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 07:17:07,657 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 07:17:07,659 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 07:17:07,660 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 07:17:07,660 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 07:17:07,661 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 07:17:07,663 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 07:17:07,663 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 07:17:07,663 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 07:17:07,664 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 07:17:07,665 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 07:17:07,665 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 07:17:07,665 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 07:17:07,666 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 07:17:07,666 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 07:17:07,667 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 07:17:07,667 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 07:17:07,667 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 07:17:07,668 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 07:17:07,668 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 07:17:07,669 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f91fb074-daa3-4cee-93af-11b88df4f02c/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 07:17:07,676 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 07:17:07,676 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 07:17:07,676 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 07:17:07,677 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 07:17:07,677 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 07:17:07,677 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 07:17:07,677 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 07:17:07,677 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 07:17:07,677 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 07:17:07,678 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 07:17:07,678 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 07:17:07,678 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 07:17:07,678 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 07:17:07,678 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 07:17:07,678 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 07:17:07,678 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 07:17:07,678 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 07:17:07,679 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 07:17:07,679 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 07:17:07,679 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 07:17:07,679 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 07:17:07,679 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 07:17:07,679 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 07:17:07,679 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 07:17:07,679 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 07:17:07,679 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 07:17:07,680 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 07:17:07,680 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 07:17:07,680 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_f91fb074-daa3-4cee-93af-11b88df4f02c/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 -> 3b05d579dd12f755368a6bf22b0fd6149bd3ba2b [2018-11-10 07:17:07,703 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 07:17:07,712 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 07:17:07,715 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 07:17:07,716 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 07:17:07,716 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 07:17:07,717 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f91fb074-daa3-4cee-93af-11b88df4f02c/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem01_label28_true-unreach-call_false-termination.c [2018-11-10 07:17:07,761 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f91fb074-daa3-4cee-93af-11b88df4f02c/bin-2019/ukojak/data/c5937d7ab/5b73a514e3bf412e853f093cd875aee0/FLAG8259d8572 [2018-11-10 07:17:08,227 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 07:17:08,228 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f91fb074-daa3-4cee-93af-11b88df4f02c/sv-benchmarks/c/eca-rers2012/Problem01_label28_true-unreach-call_false-termination.c [2018-11-10 07:17:08,236 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f91fb074-daa3-4cee-93af-11b88df4f02c/bin-2019/ukojak/data/c5937d7ab/5b73a514e3bf412e853f093cd875aee0/FLAG8259d8572 [2018-11-10 07:17:08,249 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f91fb074-daa3-4cee-93af-11b88df4f02c/bin-2019/ukojak/data/c5937d7ab/5b73a514e3bf412e853f093cd875aee0 [2018-11-10 07:17:08,251 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 07:17:08,253 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 07:17:08,253 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 07:17:08,253 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 07:17:08,257 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 07:17:08,257 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:17:08" (1/1) ... [2018-11-10 07:17:08,260 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f638c13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:17:08, skipping insertion in model container [2018-11-10 07:17:08,260 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:17:08" (1/1) ... [2018-11-10 07:17:08,268 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 07:17:08,303 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 07:17:08,516 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:17:08,520 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 07:17:08,589 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:17:08,602 INFO L193 MainTranslator]: Completed translation [2018-11-10 07:17:08,602 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:17:08 WrapperNode [2018-11-10 07:17:08,602 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 07:17:08,603 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 07:17:08,603 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 07:17:08,603 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 07:17:08,609 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:17:08" (1/1) ... [2018-11-10 07:17:08,621 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:17:08" (1/1) ... [2018-11-10 07:17:08,710 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 07:17:08,711 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 07:17:08,711 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 07:17:08,711 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 07:17:08,719 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:17:08" (1/1) ... [2018-11-10 07:17:08,720 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:17:08" (1/1) ... [2018-11-10 07:17:08,722 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:17:08" (1/1) ... [2018-11-10 07:17:08,723 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:17:08" (1/1) ... [2018-11-10 07:17:08,738 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:17:08" (1/1) ... [2018-11-10 07:17:08,746 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:17:08" (1/1) ... [2018-11-10 07:17:08,750 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:17:08" (1/1) ... [2018-11-10 07:17:08,755 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 07:17:08,755 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 07:17:08,755 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 07:17:08,756 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 07:17:08,756 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:17:08" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f91fb074-daa3-4cee-93af-11b88df4f02c/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 07:17:08,807 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-10 07:17:08,807 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 07:17:08,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 07:17:10,140 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 07:17:10,141 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:17:10 BoogieIcfgContainer [2018-11-10 07:17:10,141 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 07:17:10,141 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 07:17:10,142 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 07:17:10,149 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 07:17:10,149 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:17:10" (1/1) ... [2018-11-10 07:17:10,158 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:17:10,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:10,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 77 states and 146 transitions. [2018-11-10 07:17:10,184 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 146 transitions. [2018-11-10 07:17:10,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-10 07:17:10,187 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:10,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:10,412 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:17:10,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:10,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 147 states and 239 transitions. [2018-11-10 07:17:10,785 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 239 transitions. [2018-11-10 07:17:10,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-10 07:17:10,787 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:10,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:10,853 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 07:17:10,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:10,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 148 states and 240 transitions. [2018-11-10 07:17:10,978 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 240 transitions. [2018-11-10 07:17:10,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-11-10 07:17:10,980 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:10,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:11,028 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:17:11,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:11,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 153 states and 248 transitions. [2018-11-10 07:17:11,116 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 248 transitions. [2018-11-10 07:17:11,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-11-10 07:17:11,117 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:11,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:11,172 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:17:11,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:11,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 162 states and 264 transitions. [2018-11-10 07:17:11,324 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 264 transitions. [2018-11-10 07:17:11,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-10 07:17:11,325 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:11,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:11,339 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 07:17:11,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:11,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 163 states and 265 transitions. [2018-11-10 07:17:11,436 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 265 transitions. [2018-11-10 07:17:11,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-10 07:17:11,437 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:11,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:11,501 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-10 07:17:11,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:11,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 176 states and 286 transitions. [2018-11-10 07:17:11,816 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 286 transitions. [2018-11-10 07:17:11,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-10 07:17:11,819 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:11,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:11,875 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:17:11,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:11,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 182 states and 293 transitions. [2018-11-10 07:17:11,968 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 293 transitions. [2018-11-10 07:17:11,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-10 07:17:11,968 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:11,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:12,011 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:17:12,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:12,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 183 states and 294 transitions. [2018-11-10 07:17:12,035 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 294 transitions. [2018-11-10 07:17:12,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-10 07:17:12,035 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:12,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:12,119 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:17:12,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:12,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 198 states and 314 transitions. [2018-11-10 07:17:12,517 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 314 transitions. [2018-11-10 07:17:12,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-10 07:17:12,518 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:12,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:12,551 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:17:12,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:12,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 199 states and 316 transitions. [2018-11-10 07:17:12,561 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 316 transitions. [2018-11-10 07:17:12,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-10 07:17:12,561 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:12,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:12,617 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:17:12,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:12,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 209 states and 335 transitions. [2018-11-10 07:17:12,900 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 335 transitions. [2018-11-10 07:17:12,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-10 07:17:12,900 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:12,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:12,923 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:17:13,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:13,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 210 states and 337 transitions. [2018-11-10 07:17:13,008 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 337 transitions. [2018-11-10 07:17:13,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-10 07:17:13,009 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:13,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:13,035 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 07:17:13,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:13,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 211 states and 338 transitions. [2018-11-10 07:17:13,079 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 338 transitions. [2018-11-10 07:17:13,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-10 07:17:13,080 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:13,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:13,104 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:17:13,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:13,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 214 states and 341 transitions. [2018-11-10 07:17:13,128 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 341 transitions. [2018-11-10 07:17:13,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-10 07:17:13,128 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:13,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:13,257 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:17:13,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:13,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 225 states and 359 transitions. [2018-11-10 07:17:13,902 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 359 transitions. [2018-11-10 07:17:13,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-10 07:17:13,902 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:13,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:13,925 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 07:17:14,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:14,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 227 states and 360 transitions. [2018-11-10 07:17:14,054 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 360 transitions. [2018-11-10 07:17:14,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-10 07:17:14,054 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:14,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:14,076 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-10 07:17:14,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:14,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 231 states and 364 transitions. [2018-11-10 07:17:14,182 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 364 transitions. [2018-11-10 07:17:14,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-10 07:17:14,183 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:14,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:14,202 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-10 07:17:14,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:14,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 232 states and 365 transitions. [2018-11-10 07:17:14,318 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 365 transitions. [2018-11-10 07:17:14,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-10 07:17:14,319 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:14,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:14,365 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:17:14,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:14,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 238 states and 375 transitions. [2018-11-10 07:17:14,556 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 375 transitions. [2018-11-10 07:17:14,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-11-10 07:17:14,557 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:14,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:14,577 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:17:15,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:15,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 249 states and 391 transitions. [2018-11-10 07:17:15,084 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 391 transitions. [2018-11-10 07:17:15,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-10 07:17:15,084 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:15,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:15,107 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-10 07:17:15,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:15,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 251 states and 392 transitions. [2018-11-10 07:17:15,207 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 392 transitions. [2018-11-10 07:17:15,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-10 07:17:15,208 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:15,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:15,315 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:17:16,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:16,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 276 states and 426 transitions. [2018-11-10 07:17:16,247 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 426 transitions. [2018-11-10 07:17:16,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-10 07:17:16,248 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:16,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:16,271 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 07:17:16,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:16,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 287 states and 440 transitions. [2018-11-10 07:17:16,832 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 440 transitions. [2018-11-10 07:17:16,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-10 07:17:16,833 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:16,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:16,884 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:17:16,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:16,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 290 states and 443 transitions. [2018-11-10 07:17:16,909 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 443 transitions. [2018-11-10 07:17:16,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-10 07:17:16,910 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:16,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:16,933 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-10 07:17:17,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:17,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 292 states and 448 transitions. [2018-11-10 07:17:17,056 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 448 transitions. [2018-11-10 07:17:17,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-10 07:17:17,056 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:17,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:17,117 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:17:17,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:17,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 306 states and 470 transitions. [2018-11-10 07:17:17,706 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 470 transitions. [2018-11-10 07:17:17,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-10 07:17:17,707 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:17,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:17,763 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:17:18,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:18,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 311 states and 477 transitions. [2018-11-10 07:17:18,097 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 477 transitions. [2018-11-10 07:17:18,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-10 07:17:18,098 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:18,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:18,128 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:17:18,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:18,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 326 states and 492 transitions. [2018-11-10 07:17:18,965 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 492 transitions. [2018-11-10 07:17:18,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-10 07:17:18,966 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:18,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:19,057 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:17:19,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:19,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 337 states and 504 transitions. [2018-11-10 07:17:19,733 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 504 transitions. [2018-11-10 07:17:19,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-10 07:17:19,734 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:19,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:19,755 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:17:19,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:19,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 339 states and 507 transitions. [2018-11-10 07:17:19,779 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 507 transitions. [2018-11-10 07:17:19,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-10 07:17:19,780 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:19,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:20,101 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:17:21,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:21,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 354 states and 535 transitions. [2018-11-10 07:17:21,299 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 535 transitions. [2018-11-10 07:17:21,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-10 07:17:21,300 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:21,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:21,403 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:17:22,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:22,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 365 states and 549 transitions. [2018-11-10 07:17:22,006 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 549 transitions. [2018-11-10 07:17:22,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-10 07:17:22,006 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:22,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:22,094 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:17:22,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:22,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 380 states and 566 transitions. [2018-11-10 07:17:22,764 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 566 transitions. [2018-11-10 07:17:22,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-10 07:17:22,765 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:22,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:22,847 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:17:23,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:23,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 386 states and 572 transitions. [2018-11-10 07:17:23,001 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 572 transitions. [2018-11-10 07:17:23,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-10 07:17:23,002 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:23,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:23,085 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:17:23,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:23,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 387 states and 573 transitions. [2018-11-10 07:17:23,263 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 573 transitions. [2018-11-10 07:17:23,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-10 07:17:23,264 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:23,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:23,367 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:17:23,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:23,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 388 states and 574 transitions. [2018-11-10 07:17:23,564 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 574 transitions. [2018-11-10 07:17:23,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-10 07:17:23,565 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:23,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:23,859 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:17:24,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:24,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 402 states and 595 transitions. [2018-11-10 07:17:24,953 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 595 transitions. [2018-11-10 07:17:24,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-10 07:17:24,954 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:24,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:24,979 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 07:17:25,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:25,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 413 states and 608 transitions. [2018-11-10 07:17:25,828 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 608 transitions. [2018-11-10 07:17:25,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-10 07:17:25,828 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:25,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:25,851 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-10 07:17:26,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:26,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 421 states and 618 transitions. [2018-11-10 07:17:26,337 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 618 transitions. [2018-11-10 07:17:26,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-10 07:17:26,338 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:26,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:26,358 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-10 07:17:26,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:26,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 422 states and 618 transitions. [2018-11-10 07:17:26,445 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 618 transitions. [2018-11-10 07:17:26,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-10 07:17:26,445 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:26,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:26,472 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:17:27,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:27,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 439 states and 639 transitions. [2018-11-10 07:17:27,517 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 639 transitions. [2018-11-10 07:17:27,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-10 07:17:27,517 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:27,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:27,554 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:17:28,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:28,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 454 states and 660 transitions. [2018-11-10 07:17:28,639 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 660 transitions. [2018-11-10 07:17:28,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-10 07:17:28,640 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:28,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:28,674 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:17:29,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:29,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 472 states and 680 transitions. [2018-11-10 07:17:29,154 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 680 transitions. [2018-11-10 07:17:29,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-10 07:17:29,155 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:29,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:29,188 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:17:29,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:29,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 476 states and 684 transitions. [2018-11-10 07:17:29,354 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 684 transitions. [2018-11-10 07:17:29,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-10 07:17:29,355 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:29,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:29,389 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:17:29,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:29,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 757 states to 547 states and 757 transitions. [2018-11-10 07:17:29,730 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 757 transitions. [2018-11-10 07:17:29,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-10 07:17:29,730 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:29,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:29,864 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:17:30,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:30,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 548 states and 758 transitions. [2018-11-10 07:17:30,153 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 758 transitions. [2018-11-10 07:17:30,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-10 07:17:30,154 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:30,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:30,173 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:17:30,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:30,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 556 states and 765 transitions. [2018-11-10 07:17:30,572 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 765 transitions. [2018-11-10 07:17:30,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-11-10 07:17:30,573 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:30,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:30,616 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:17:30,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:30,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 569 states and 781 transitions. [2018-11-10 07:17:30,840 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 781 transitions. [2018-11-10 07:17:30,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-10 07:17:30,840 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:30,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:30,860 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:17:31,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:31,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 573 states and 785 transitions. [2018-11-10 07:17:31,161 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 785 transitions. [2018-11-10 07:17:31,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-10 07:17:31,162 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:31,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:31,179 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-10 07:17:31,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:31,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 799 states to 584 states and 799 transitions. [2018-11-10 07:17:31,287 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 799 transitions. [2018-11-10 07:17:31,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-10 07:17:31,287 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:31,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:31,332 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-10 07:17:31,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:31,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 586 states and 800 transitions. [2018-11-10 07:17:31,414 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 800 transitions. [2018-11-10 07:17:31,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-10 07:17:31,415 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:31,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:31,435 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-10 07:17:31,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:31,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 588 states and 801 transitions. [2018-11-10 07:17:31,544 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 801 transitions. [2018-11-10 07:17:31,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-11-10 07:17:31,545 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:31,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:31,568 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-10 07:17:31,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:31,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 814 states to 598 states and 814 transitions. [2018-11-10 07:17:31,938 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 814 transitions. [2018-11-10 07:17:31,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-11-10 07:17:31,939 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:31,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:31,956 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-10 07:17:32,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:32,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 818 states to 603 states and 818 transitions. [2018-11-10 07:17:32,267 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 818 transitions. [2018-11-10 07:17:32,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-11-10 07:17:32,268 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:32,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:32,285 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-10 07:17:32,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:32,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 819 states to 605 states and 819 transitions. [2018-11-10 07:17:32,405 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 819 transitions. [2018-11-10 07:17:32,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-10 07:17:32,406 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:32,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:32,425 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:17:32,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:32,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 610 states and 825 transitions. [2018-11-10 07:17:32,644 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 825 transitions. [2018-11-10 07:17:32,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-10 07:17:32,644 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:32,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:32,664 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-10 07:17:33,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:33,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 855 states to 635 states and 855 transitions. [2018-11-10 07:17:33,016 INFO L276 IsEmpty]: Start isEmpty. Operand 635 states and 855 transitions. [2018-11-10 07:17:33,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-10 07:17:33,016 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:33,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:33,055 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-10 07:17:33,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:33,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 863 states to 642 states and 863 transitions. [2018-11-10 07:17:33,084 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 863 transitions. [2018-11-10 07:17:33,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-10 07:17:33,084 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:33,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:33,281 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-10 07:17:33,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:33,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 886 states to 659 states and 886 transitions. [2018-11-10 07:17:33,771 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 886 transitions. [2018-11-10 07:17:33,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-11-10 07:17:33,771 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:33,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:33,967 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-10 07:17:35,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:35,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 930 states to 688 states and 930 transitions. [2018-11-10 07:17:35,416 INFO L276 IsEmpty]: Start isEmpty. Operand 688 states and 930 transitions. [2018-11-10 07:17:35,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-11-10 07:17:35,417 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:35,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:35,502 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-10 07:17:35,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:35,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 691 states and 932 transitions. [2018-11-10 07:17:35,610 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 932 transitions. [2018-11-10 07:17:35,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-10 07:17:35,610 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:35,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:36,020 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 97 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:17:37,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:37,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 993 states to 744 states and 993 transitions. [2018-11-10 07:17:37,247 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 993 transitions. [2018-11-10 07:17:37,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-10 07:17:37,248 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:37,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:37,597 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:17:39,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:39,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1060 states to 809 states and 1060 transitions. [2018-11-10 07:17:39,287 INFO L276 IsEmpty]: Start isEmpty. Operand 809 states and 1060 transitions. [2018-11-10 07:17:39,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-11-10 07:17:39,288 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:39,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:39,307 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-10 07:17:39,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:39,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1063 states to 813 states and 1063 transitions. [2018-11-10 07:17:39,431 INFO L276 IsEmpty]: Start isEmpty. Operand 813 states and 1063 transitions. [2018-11-10 07:17:39,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-11-10 07:17:39,432 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:39,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:39,467 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-10 07:17:40,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:40,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1104 states to 840 states and 1104 transitions. [2018-11-10 07:17:40,867 INFO L276 IsEmpty]: Start isEmpty. Operand 840 states and 1104 transitions. [2018-11-10 07:17:40,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-11-10 07:17:40,868 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:40,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:40,901 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-10 07:17:41,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:41,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1124 states to 856 states and 1124 transitions. [2018-11-10 07:17:41,951 INFO L276 IsEmpty]: Start isEmpty. Operand 856 states and 1124 transitions. [2018-11-10 07:17:41,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-11-10 07:17:41,952 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:41,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:42,016 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-10 07:17:42,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:42,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1145 states to 877 states and 1145 transitions. [2018-11-10 07:17:42,690 INFO L276 IsEmpty]: Start isEmpty. Operand 877 states and 1145 transitions. [2018-11-10 07:17:42,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-11-10 07:17:42,690 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:42,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:42,724 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-10 07:17:42,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:42,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1149 states to 881 states and 1149 transitions. [2018-11-10 07:17:42,956 INFO L276 IsEmpty]: Start isEmpty. Operand 881 states and 1149 transitions. [2018-11-10 07:17:42,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-11-10 07:17:42,956 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:42,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:42,988 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-10 07:17:43,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:43,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1149 states to 882 states and 1149 transitions. [2018-11-10 07:17:43,230 INFO L276 IsEmpty]: Start isEmpty. Operand 882 states and 1149 transitions. [2018-11-10 07:17:43,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-10 07:17:43,230 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:43,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:43,254 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-10 07:17:43,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:43,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1152 states to 885 states and 1152 transitions. [2018-11-10 07:17:43,385 INFO L276 IsEmpty]: Start isEmpty. Operand 885 states and 1152 transitions. [2018-11-10 07:17:43,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-10 07:17:43,386 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:43,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:43,403 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-10 07:17:44,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:44,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1163 states to 895 states and 1163 transitions. [2018-11-10 07:17:44,107 INFO L276 IsEmpty]: Start isEmpty. Operand 895 states and 1163 transitions. [2018-11-10 07:17:44,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-10 07:17:44,108 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:44,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:44,127 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-10 07:17:44,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:44,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1169 states to 902 states and 1169 transitions. [2018-11-10 07:17:44,474 INFO L276 IsEmpty]: Start isEmpty. Operand 902 states and 1169 transitions. [2018-11-10 07:17:44,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-10 07:17:44,475 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:44,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:44,496 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-10 07:17:44,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:44,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1172 states to 906 states and 1172 transitions. [2018-11-10 07:17:44,756 INFO L276 IsEmpty]: Start isEmpty. Operand 906 states and 1172 transitions. [2018-11-10 07:17:44,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-10 07:17:44,757 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:44,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:44,792 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-11-10 07:17:44,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:44,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1172 states to 907 states and 1172 transitions. [2018-11-10 07:17:44,817 INFO L276 IsEmpty]: Start isEmpty. Operand 907 states and 1172 transitions. [2018-11-10 07:17:44,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-10 07:17:44,818 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:44,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:44,838 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-10 07:17:44,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:44,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1182 states to 914 states and 1182 transitions. [2018-11-10 07:17:44,963 INFO L276 IsEmpty]: Start isEmpty. Operand 914 states and 1182 transitions. [2018-11-10 07:17:44,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-10 07:17:44,964 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:44,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:44,983 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-10 07:17:45,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:45,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1185 states to 918 states and 1185 transitions. [2018-11-10 07:17:45,214 INFO L276 IsEmpty]: Start isEmpty. Operand 918 states and 1185 transitions. [2018-11-10 07:17:45,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-10 07:17:45,215 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:45,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:45,234 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-10 07:17:45,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:45,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1190 states to 922 states and 1190 transitions. [2018-11-10 07:17:45,469 INFO L276 IsEmpty]: Start isEmpty. Operand 922 states and 1190 transitions. [2018-11-10 07:17:45,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-10 07:17:45,470 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:45,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:46,000 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:17:48,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:48,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1252 states to 979 states and 1252 transitions. [2018-11-10 07:17:48,375 INFO L276 IsEmpty]: Start isEmpty. Operand 979 states and 1252 transitions. [2018-11-10 07:17:48,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-10 07:17:48,375 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:48,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:48,470 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:17:48,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:48,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1264 states to 992 states and 1264 transitions. [2018-11-10 07:17:48,906 INFO L276 IsEmpty]: Start isEmpty. Operand 992 states and 1264 transitions. [2018-11-10 07:17:48,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-10 07:17:48,907 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:48,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:48,939 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:17:50,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:50,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1303 states to 1028 states and 1303 transitions. [2018-11-10 07:17:50,323 INFO L276 IsEmpty]: Start isEmpty. Operand 1028 states and 1303 transitions. [2018-11-10 07:17:50,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-10 07:17:50,324 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:50,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:50,357 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:17:50,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:50,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1307 states to 1032 states and 1307 transitions. [2018-11-10 07:17:50,850 INFO L276 IsEmpty]: Start isEmpty. Operand 1032 states and 1307 transitions. [2018-11-10 07:17:50,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-10 07:17:50,851 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:50,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:50,904 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:17:51,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:51,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1310 states to 1036 states and 1310 transitions. [2018-11-10 07:17:51,206 INFO L276 IsEmpty]: Start isEmpty. Operand 1036 states and 1310 transitions. [2018-11-10 07:17:51,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-10 07:17:51,207 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:51,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:51,239 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:17:51,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:51,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1313 states to 1040 states and 1313 transitions. [2018-11-10 07:17:51,511 INFO L276 IsEmpty]: Start isEmpty. Operand 1040 states and 1313 transitions. [2018-11-10 07:17:51,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-10 07:17:51,512 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:51,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:51,749 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 115 proven. 1 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-10 07:17:52,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:52,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1330 states to 1052 states and 1330 transitions. [2018-11-10 07:17:52,547 INFO L276 IsEmpty]: Start isEmpty. Operand 1052 states and 1330 transitions. [2018-11-10 07:17:52,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-10 07:17:52,548 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:52,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:52,834 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 90 proven. 1 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-10 07:17:54,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:54,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1367 states to 1083 states and 1367 transitions. [2018-11-10 07:17:54,012 INFO L276 IsEmpty]: Start isEmpty. Operand 1083 states and 1367 transitions. [2018-11-10 07:17:54,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-10 07:17:54,012 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:54,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:54,044 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-10 07:17:54,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:54,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1369 states to 1085 states and 1369 transitions. [2018-11-10 07:17:54,071 INFO L276 IsEmpty]: Start isEmpty. Operand 1085 states and 1369 transitions. [2018-11-10 07:17:54,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-11-10 07:17:54,072 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:54,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:54,107 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-10 07:17:55,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:55,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1405 states to 1116 states and 1405 transitions. [2018-11-10 07:17:55,104 INFO L276 IsEmpty]: Start isEmpty. Operand 1116 states and 1405 transitions. [2018-11-10 07:17:55,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-11-10 07:17:55,105 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:55,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:55,209 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-10 07:17:55,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:55,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1419 states to 1127 states and 1419 transitions. [2018-11-10 07:17:55,752 INFO L276 IsEmpty]: Start isEmpty. Operand 1127 states and 1419 transitions. [2018-11-10 07:17:55,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-10 07:17:55,753 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:55,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:55,818 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 96 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-10 07:17:55,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:55,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1422 states to 1129 states and 1422 transitions. [2018-11-10 07:17:55,846 INFO L276 IsEmpty]: Start isEmpty. Operand 1129 states and 1422 transitions. [2018-11-10 07:17:55,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-10 07:17:55,847 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:55,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:55,911 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 96 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-10 07:17:56,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:56,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1438 states to 1144 states and 1438 transitions. [2018-11-10 07:17:56,203 INFO L276 IsEmpty]: Start isEmpty. Operand 1144 states and 1438 transitions. [2018-11-10 07:17:56,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-10 07:17:56,204 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:56,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:56,264 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 96 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-10 07:17:56,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:56,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1438 states to 1146 states and 1438 transitions. [2018-11-10 07:17:56,732 INFO L276 IsEmpty]: Start isEmpty. Operand 1146 states and 1438 transitions. [2018-11-10 07:17:56,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-11-10 07:17:56,733 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:56,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:57,363 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 167 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:17:59,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:17:59,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1473 states to 1176 states and 1473 transitions. [2018-11-10 07:17:59,275 INFO L276 IsEmpty]: Start isEmpty. Operand 1176 states and 1473 transitions. [2018-11-10 07:17:59,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-11-10 07:17:59,276 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:17:59,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:17:59,318 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-10 07:18:00,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:18:00,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1500 states to 1194 states and 1500 transitions. [2018-11-10 07:18:00,486 INFO L276 IsEmpty]: Start isEmpty. Operand 1194 states and 1500 transitions. [2018-11-10 07:18:00,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-11-10 07:18:00,486 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:18:00,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:18:00,528 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-10 07:18:00,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:18:00,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1513 states to 1200 states and 1513 transitions. [2018-11-10 07:18:00,963 INFO L276 IsEmpty]: Start isEmpty. Operand 1200 states and 1513 transitions. [2018-11-10 07:18:00,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-11-10 07:18:00,964 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:18:00,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:18:01,461 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 179 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:18:03,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:18:03,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1554 states to 1235 states and 1554 transitions. [2018-11-10 07:18:03,638 INFO L276 IsEmpty]: Start isEmpty. Operand 1235 states and 1554 transitions. [2018-11-10 07:18:03,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-10 07:18:03,639 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:18:03,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:18:03,820 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 160 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:18:04,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:18:04,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1586 states to 1263 states and 1586 transitions. [2018-11-10 07:18:04,913 INFO L276 IsEmpty]: Start isEmpty. Operand 1263 states and 1586 transitions. [2018-11-10 07:18:04,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-10 07:18:04,914 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:18:04,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:18:05,150 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 118 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:18:05,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:18:05,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1626 states to 1298 states and 1626 transitions. [2018-11-10 07:18:05,964 INFO L276 IsEmpty]: Start isEmpty. Operand 1298 states and 1626 transitions. [2018-11-10 07:18:05,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-10 07:18:05,965 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:18:05,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:18:06,125 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 118 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:18:06,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:18:06,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1635 states to 1306 states and 1635 transitions. [2018-11-10 07:18:06,946 INFO L276 IsEmpty]: Start isEmpty. Operand 1306 states and 1635 transitions. [2018-11-10 07:18:06,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-10 07:18:06,947 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:18:06,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:18:06,992 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-10 07:18:07,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:18:07,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1644 states to 1316 states and 1644 transitions. [2018-11-10 07:18:07,652 INFO L276 IsEmpty]: Start isEmpty. Operand 1316 states and 1644 transitions. [2018-11-10 07:18:07,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-10 07:18:07,653 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:18:07,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:18:08,116 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 112 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:18:09,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:18:09,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1689 states to 1356 states and 1689 transitions. [2018-11-10 07:18:09,634 INFO L276 IsEmpty]: Start isEmpty. Operand 1356 states and 1689 transitions. [2018-11-10 07:18:09,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-10 07:18:09,635 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:18:09,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:18:10,862 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-10 07:18:13,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:18:13,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1740 states to 1404 states and 1740 transitions. [2018-11-10 07:18:13,015 INFO L276 IsEmpty]: Start isEmpty. Operand 1404 states and 1740 transitions. [2018-11-10 07:18:13,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-11-10 07:18:13,016 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:18:13,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:18:13,057 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 127 proven. 4 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-10 07:18:14,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:18:14,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1815 states to 1471 states and 1815 transitions. [2018-11-10 07:18:14,644 INFO L276 IsEmpty]: Start isEmpty. Operand 1471 states and 1815 transitions. [2018-11-10 07:18:14,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-11-10 07:18:14,644 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:18:14,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:18:14,696 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 127 proven. 4 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-10 07:18:15,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:18:15,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1821 states to 1476 states and 1821 transitions. [2018-11-10 07:18:15,003 INFO L276 IsEmpty]: Start isEmpty. Operand 1476 states and 1821 transitions. [2018-11-10 07:18:15,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-11-10 07:18:15,004 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:18:15,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:18:15,051 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 127 proven. 4 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-10 07:18:15,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:18:15,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1821 states to 1477 states and 1821 transitions. [2018-11-10 07:18:15,366 INFO L276 IsEmpty]: Start isEmpty. Operand 1477 states and 1821 transitions. [2018-11-10 07:18:15,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-11-10 07:18:15,367 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:18:15,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:18:15,413 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-11-10 07:18:15,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:18:15,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1825 states to 1480 states and 1825 transitions. [2018-11-10 07:18:15,912 INFO L276 IsEmpty]: Start isEmpty. Operand 1480 states and 1825 transitions. [2018-11-10 07:18:15,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-11-10 07:18:15,912 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:18:15,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:18:15,948 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-11-10 07:18:16,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:18:16,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1831 states to 1486 states and 1831 transitions. [2018-11-10 07:18:16,550 INFO L276 IsEmpty]: Start isEmpty. Operand 1486 states and 1831 transitions. [2018-11-10 07:18:16,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-10 07:18:16,551 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:18:16,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:18:16,585 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-11-10 07:18:16,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:18:16,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1851 states to 1507 states and 1851 transitions. [2018-11-10 07:18:16,652 INFO L276 IsEmpty]: Start isEmpty. Operand 1507 states and 1851 transitions. [2018-11-10 07:18:16,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-10 07:18:16,653 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:18:16,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:18:16,686 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-11-10 07:18:16,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:18:16,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1854 states to 1511 states and 1854 transitions. [2018-11-10 07:18:16,715 INFO L276 IsEmpty]: Start isEmpty. Operand 1511 states and 1854 transitions. [2018-11-10 07:18:16,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-10 07:18:16,715 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:18:16,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:18:17,417 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:18:18,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:18:18,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1862 states to 1518 states and 1862 transitions. [2018-11-10 07:18:18,315 INFO L276 IsEmpty]: Start isEmpty. Operand 1518 states and 1862 transitions. [2018-11-10 07:18:18,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-10 07:18:18,316 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:18:18,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:18:18,513 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:18:18,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:18:18,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1863 states to 1519 states and 1863 transitions. [2018-11-10 07:18:18,898 INFO L276 IsEmpty]: Start isEmpty. Operand 1519 states and 1863 transitions. [2018-11-10 07:18:18,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-10 07:18:18,899 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:18:18,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:18:19,080 INFO L134 CoverageAnalysis]: Checked inductivity of 296 backedges. 245 proven. 5 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-10 07:18:19,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:18:19,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1869 states to 1524 states and 1869 transitions. [2018-11-10 07:18:19,496 INFO L276 IsEmpty]: Start isEmpty. Operand 1524 states and 1869 transitions. [2018-11-10 07:18:19,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-10 07:18:19,497 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:18:19,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:18:20,810 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 171 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-10 07:18:24,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:18:24,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1929 states to 1584 states and 1929 transitions. [2018-11-10 07:18:24,655 INFO L276 IsEmpty]: Start isEmpty. Operand 1584 states and 1929 transitions. [2018-11-10 07:18:24,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-10 07:18:24,656 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:18:24,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:18:25,123 INFO L134 CoverageAnalysis]: Checked inductivity of 286 backedges. 280 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:18:26,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:18:26,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1937 states to 1590 states and 1937 transitions. [2018-11-10 07:18:26,059 INFO L276 IsEmpty]: Start isEmpty. Operand 1590 states and 1937 transitions. [2018-11-10 07:18:26,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-11-10 07:18:26,059 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:18:26,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:18:26,120 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2018-11-10 07:18:26,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:18:26,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2017 states to 1661 states and 2017 transitions. [2018-11-10 07:18:26,731 INFO L276 IsEmpty]: Start isEmpty. Operand 1661 states and 2017 transitions. [2018-11-10 07:18:26,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-10 07:18:26,732 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:18:26,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:18:26,901 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 118 proven. 5 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-10 07:18:31,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:18:31,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2152 states to 1785 states and 2152 transitions. [2018-11-10 07:18:31,592 INFO L276 IsEmpty]: Start isEmpty. Operand 1785 states and 2152 transitions. [2018-11-10 07:18:31,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-10 07:18:31,593 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:18:31,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:18:31,657 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 118 proven. 5 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-10 07:18:33,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:18:33,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2209 states to 1842 states and 2209 transitions. [2018-11-10 07:18:33,115 INFO L276 IsEmpty]: Start isEmpty. Operand 1842 states and 2209 transitions. [2018-11-10 07:18:33,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-10 07:18:33,116 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:18:33,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:18:33,184 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 118 proven. 5 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-10 07:18:33,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:18:33,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2215 states to 1848 states and 2215 transitions. [2018-11-10 07:18:33,530 INFO L276 IsEmpty]: Start isEmpty. Operand 1848 states and 2215 transitions. [2018-11-10 07:18:33,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-11-10 07:18:33,531 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:18:33,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:18:33,572 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 155 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-11-10 07:18:33,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:18:33,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2216 states to 1850 states and 2216 transitions. [2018-11-10 07:18:33,753 INFO L276 IsEmpty]: Start isEmpty. Operand 1850 states and 2216 transitions. [2018-11-10 07:18:33,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-11-10 07:18:33,754 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:18:33,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:18:34,033 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 248 proven. 5 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-10 07:18:34,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:18:34,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2235 states to 1862 states and 2235 transitions. [2018-11-10 07:18:34,906 INFO L276 IsEmpty]: Start isEmpty. Operand 1862 states and 2235 transitions. [2018-11-10 07:18:34,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-11-10 07:18:34,907 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:18:34,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:18:36,703 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 163 proven. 8 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-11-10 07:18:38,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:18:38,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2256 states to 1882 states and 2256 transitions. [2018-11-10 07:18:38,566 INFO L276 IsEmpty]: Start isEmpty. Operand 1882 states and 2256 transitions. [2018-11-10 07:18:38,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-11-10 07:18:38,567 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:18:38,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:18:38,664 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 158 proven. 4 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-11-10 07:18:38,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:18:38,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2259 states to 1886 states and 2259 transitions. [2018-11-10 07:18:38,994 INFO L276 IsEmpty]: Start isEmpty. Operand 1886 states and 2259 transitions. [2018-11-10 07:18:38,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-11-10 07:18:38,995 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:18:39,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:18:39,110 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 173 proven. 5 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-10 07:18:39,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:18:39,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2278 states to 1902 states and 2278 transitions. [2018-11-10 07:18:39,800 INFO L276 IsEmpty]: Start isEmpty. Operand 1902 states and 2278 transitions. [2018-11-10 07:18:39,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-11-10 07:18:39,801 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:18:39,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:18:39,917 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 173 proven. 5 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-10 07:18:40,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:18:40,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2294 states to 1918 states and 2294 transitions. [2018-11-10 07:18:40,610 INFO L276 IsEmpty]: Start isEmpty. Operand 1918 states and 2294 transitions. [2018-11-10 07:18:40,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-11-10 07:18:40,611 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:18:40,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:18:40,742 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 173 proven. 5 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-10 07:18:41,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:18:41,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2294 states to 1919 states and 2294 transitions. [2018-11-10 07:18:41,083 INFO L276 IsEmpty]: Start isEmpty. Operand 1919 states and 2294 transitions. [2018-11-10 07:18:41,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-11-10 07:18:41,085 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:18:41,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:18:41,206 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 173 proven. 5 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-10 07:18:42,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:18:42,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2312 states to 1936 states and 2312 transitions. [2018-11-10 07:18:42,155 INFO L276 IsEmpty]: Start isEmpty. Operand 1936 states and 2312 transitions. [2018-11-10 07:18:42,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-11-10 07:18:42,156 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:18:42,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:18:42,275 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 173 proven. 5 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-10 07:18:42,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:18:42,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2312 states to 1937 states and 2312 transitions. [2018-11-10 07:18:42,639 INFO L276 IsEmpty]: Start isEmpty. Operand 1937 states and 2312 transitions. [2018-11-10 07:18:42,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-11-10 07:18:42,640 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:18:42,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:18:44,154 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 225 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-10 07:18:45,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:18:45,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2319 states to 1942 states and 2319 transitions. [2018-11-10 07:18:45,804 INFO L276 IsEmpty]: Start isEmpty. Operand 1942 states and 2319 transitions. [2018-11-10 07:18:45,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-11-10 07:18:45,806 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:18:45,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:18:45,899 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 185 proven. 5 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-10 07:18:46,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:18:46,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2321 states to 1944 states and 2321 transitions. [2018-11-10 07:18:46,525 INFO L276 IsEmpty]: Start isEmpty. Operand 1944 states and 2321 transitions. [2018-11-10 07:18:46,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-11-10 07:18:46,527 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:18:46,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:18:46,684 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 185 proven. 5 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-10 07:18:47,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:18:47,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2341 states to 1963 states and 2341 transitions. [2018-11-10 07:18:47,461 INFO L276 IsEmpty]: Start isEmpty. Operand 1963 states and 2341 transitions. [2018-11-10 07:18:47,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-11-10 07:18:47,462 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:18:47,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:18:47,530 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 185 proven. 5 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-10 07:18:47,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:18:47,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2347 states to 1969 states and 2347 transitions. [2018-11-10 07:18:47,904 INFO L276 IsEmpty]: Start isEmpty. Operand 1969 states and 2347 transitions. [2018-11-10 07:18:47,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-11-10 07:18:47,905 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:18:47,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:18:47,980 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 185 proven. 5 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-10 07:18:48,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:18:48,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2350 states to 1973 states and 2350 transitions. [2018-11-10 07:18:48,269 INFO L276 IsEmpty]: Start isEmpty. Operand 1973 states and 2350 transitions. [2018-11-10 07:18:48,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-11-10 07:18:48,270 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:18:48,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:18:48,329 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 185 proven. 5 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-10 07:18:48,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:18:48,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2354 states to 1978 states and 2354 transitions. [2018-11-10 07:18:48,629 INFO L276 IsEmpty]: Start isEmpty. Operand 1978 states and 2354 transitions. [2018-11-10 07:18:48,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-11-10 07:18:48,630 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:18:48,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:18:48,687 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 185 proven. 5 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-10 07:18:49,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:18:49,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2356 states to 1980 states and 2356 transitions. [2018-11-10 07:18:49,432 INFO L276 IsEmpty]: Start isEmpty. Operand 1980 states and 2356 transitions. [2018-11-10 07:18:49,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-11-10 07:18:49,433 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:18:49,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:18:49,491 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 184 proven. 5 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-11-10 07:18:51,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:18:51,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2456 states to 2071 states and 2456 transitions. [2018-11-10 07:18:51,120 INFO L276 IsEmpty]: Start isEmpty. Operand 2071 states and 2456 transitions. [2018-11-10 07:18:51,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-11-10 07:18:51,121 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:18:51,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:18:51,187 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 206 trivial. 0 not checked. [2018-11-10 07:18:51,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:18:51,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2456 states to 2072 states and 2456 transitions. [2018-11-10 07:18:51,232 INFO L276 IsEmpty]: Start isEmpty. Operand 2072 states and 2456 transitions. [2018-11-10 07:18:51,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-11-10 07:18:51,233 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:18:51,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:18:52,187 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 372 proven. 23 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2018-11-10 07:18:53,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:18:53,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2461 states to 2077 states and 2461 transitions. [2018-11-10 07:18:53,242 INFO L276 IsEmpty]: Start isEmpty. Operand 2077 states and 2461 transitions. [2018-11-10 07:18:53,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2018-11-10 07:18:53,243 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:18:53,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:18:53,304 INFO L134 CoverageAnalysis]: Checked inductivity of 529 backedges. 359 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2018-11-10 07:18:54,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:18:54,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2495 states to 2097 states and 2495 transitions. [2018-11-10 07:18:54,945 INFO L276 IsEmpty]: Start isEmpty. Operand 2097 states and 2495 transitions. [2018-11-10 07:18:54,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2018-11-10 07:18:54,946 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:18:54,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:18:55,006 INFO L134 CoverageAnalysis]: Checked inductivity of 529 backedges. 359 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2018-11-10 07:18:55,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:18:55,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2498 states to 2099 states and 2498 transitions. [2018-11-10 07:18:55,354 INFO L276 IsEmpty]: Start isEmpty. Operand 2099 states and 2498 transitions. [2018-11-10 07:18:55,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2018-11-10 07:18:55,355 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:18:55,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:18:55,416 INFO L134 CoverageAnalysis]: Checked inductivity of 529 backedges. 359 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2018-11-10 07:18:55,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:18:55,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2499 states to 2101 states and 2499 transitions. [2018-11-10 07:18:55,761 INFO L276 IsEmpty]: Start isEmpty. Operand 2101 states and 2499 transitions. [2018-11-10 07:18:55,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2018-11-10 07:18:55,762 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:18:55,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:18:55,823 INFO L134 CoverageAnalysis]: Checked inductivity of 529 backedges. 359 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2018-11-10 07:18:56,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:18:56,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2510 states to 2109 states and 2510 transitions. [2018-11-10 07:18:56,593 INFO L276 IsEmpty]: Start isEmpty. Operand 2109 states and 2510 transitions. [2018-11-10 07:18:56,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2018-11-10 07:18:56,594 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:18:56,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:18:56,655 INFO L134 CoverageAnalysis]: Checked inductivity of 529 backedges. 359 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2018-11-10 07:18:57,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:18:57,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2514 states to 2113 states and 2514 transitions. [2018-11-10 07:18:57,006 INFO L276 IsEmpty]: Start isEmpty. Operand 2113 states and 2514 transitions. [2018-11-10 07:18:57,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2018-11-10 07:18:57,007 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:18:57,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:18:57,085 INFO L134 CoverageAnalysis]: Checked inductivity of 482 backedges. 303 proven. 0 refuted. 0 times theorem prover too weak. 179 trivial. 0 not checked. [2018-11-10 07:18:58,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:18:58,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2548 states to 2147 states and 2548 transitions. [2018-11-10 07:18:58,737 INFO L276 IsEmpty]: Start isEmpty. Operand 2147 states and 2548 transitions. [2018-11-10 07:18:58,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2018-11-10 07:18:58,738 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:18:58,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:18:58,809 INFO L134 CoverageAnalysis]: Checked inductivity of 482 backedges. 303 proven. 0 refuted. 0 times theorem prover too weak. 179 trivial. 0 not checked. [2018-11-10 07:18:59,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:18:59,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2558 states to 2159 states and 2558 transitions. [2018-11-10 07:18:59,261 INFO L276 IsEmpty]: Start isEmpty. Operand 2159 states and 2558 transitions. [2018-11-10 07:18:59,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2018-11-10 07:18:59,263 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:18:59,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:18:59,335 INFO L134 CoverageAnalysis]: Checked inductivity of 482 backedges. 303 proven. 0 refuted. 0 times theorem prover too weak. 179 trivial. 0 not checked. [2018-11-10 07:18:59,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:18:59,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2559 states to 2161 states and 2559 transitions. [2018-11-10 07:18:59,736 INFO L276 IsEmpty]: Start isEmpty. Operand 2161 states and 2559 transitions. [2018-11-10 07:18:59,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2018-11-10 07:18:59,737 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:18:59,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:18:59,813 INFO L134 CoverageAnalysis]: Checked inductivity of 505 backedges. 324 proven. 0 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2018-11-10 07:18:59,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:18:59,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2564 states to 2167 states and 2564 transitions. [2018-11-10 07:18:59,863 INFO L276 IsEmpty]: Start isEmpty. Operand 2167 states and 2564 transitions. [2018-11-10 07:18:59,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2018-11-10 07:18:59,864 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:18:59,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:18:59,933 INFO L134 CoverageAnalysis]: Checked inductivity of 682 backedges. 472 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2018-11-10 07:19:01,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:19:01,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2585 states to 2179 states and 2585 transitions. [2018-11-10 07:19:01,365 INFO L276 IsEmpty]: Start isEmpty. Operand 2179 states and 2585 transitions. [2018-11-10 07:19:01,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2018-11-10 07:19:01,366 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:19:01,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:19:01,435 INFO L134 CoverageAnalysis]: Checked inductivity of 682 backedges. 472 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2018-11-10 07:19:02,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:19:02,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2593 states to 2187 states and 2593 transitions. [2018-11-10 07:19:02,871 INFO L276 IsEmpty]: Start isEmpty. Operand 2187 states and 2593 transitions. [2018-11-10 07:19:02,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2018-11-10 07:19:02,872 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:19:02,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:19:02,941 INFO L134 CoverageAnalysis]: Checked inductivity of 682 backedges. 472 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2018-11-10 07:19:02,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:19:02,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2594 states to 2188 states and 2594 transitions. [2018-11-10 07:19:02,972 INFO L276 IsEmpty]: Start isEmpty. Operand 2188 states and 2594 transitions. [2018-11-10 07:19:02,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2018-11-10 07:19:02,973 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:19:02,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:19:03,042 INFO L134 CoverageAnalysis]: Checked inductivity of 682 backedges. 472 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2018-11-10 07:19:03,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:19:03,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2594 states to 2189 states and 2594 transitions. [2018-11-10 07:19:03,084 INFO L276 IsEmpty]: Start isEmpty. Operand 2189 states and 2594 transitions. [2018-11-10 07:19:03,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2018-11-10 07:19:03,085 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:19:03,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:19:03,169 INFO L134 CoverageAnalysis]: Checked inductivity of 618 backedges. 395 proven. 0 refuted. 0 times theorem prover too weak. 223 trivial. 0 not checked. [2018-11-10 07:19:04,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:19:04,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2614 states to 2210 states and 2614 transitions. [2018-11-10 07:19:04,375 INFO L276 IsEmpty]: Start isEmpty. Operand 2210 states and 2614 transitions. [2018-11-10 07:19:04,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2018-11-10 07:19:04,376 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:19:04,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:19:04,459 INFO L134 CoverageAnalysis]: Checked inductivity of 618 backedges. 395 proven. 0 refuted. 0 times theorem prover too weak. 223 trivial. 0 not checked. [2018-11-10 07:19:04,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:19:04,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2634 states to 2231 states and 2634 transitions. [2018-11-10 07:19:04,547 INFO L276 IsEmpty]: Start isEmpty. Operand 2231 states and 2634 transitions. [2018-11-10 07:19:04,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2018-11-10 07:19:04,548 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:19:04,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:19:05,376 INFO L134 CoverageAnalysis]: Checked inductivity of 735 backedges. 481 proven. 134 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2018-11-10 07:19:07,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:19:07,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2656 states to 2246 states and 2656 transitions. [2018-11-10 07:19:07,762 INFO L276 IsEmpty]: Start isEmpty. Operand 2246 states and 2656 transitions. [2018-11-10 07:19:07,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2018-11-10 07:19:07,763 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:19:07,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:19:07,889 INFO L134 CoverageAnalysis]: Checked inductivity of 735 backedges. 481 proven. 134 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2018-11-10 07:19:08,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:19:08,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2657 states to 2247 states and 2657 transitions. [2018-11-10 07:19:08,322 INFO L276 IsEmpty]: Start isEmpty. Operand 2247 states and 2657 transitions. [2018-11-10 07:19:08,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 341 [2018-11-10 07:19:08,323 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:19:08,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:19:10,441 INFO L134 CoverageAnalysis]: Checked inductivity of 754 backedges. 608 proven. 10 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2018-11-10 07:19:23,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:19:23,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2708 states to 2264 states and 2708 transitions. [2018-11-10 07:19:23,811 INFO L276 IsEmpty]: Start isEmpty. Operand 2264 states and 2708 transitions. [2018-11-10 07:19:23,812 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 07:19:23,813 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 155 iterations. [2018-11-10 07:19:23,820 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-10 07:19:24,166 WARN L179 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 54 [2018-11-10 07:19:24,396 WARN L179 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 49 [2018-11-10 07:19:24,593 WARN L179 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 48 [2018-11-10 07:19:24,720 WARN L179 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 25 [2018-11-10 07:19:24,849 WARN L179 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 35 [2018-11-10 07:19:25,050 WARN L179 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 51 [2018-11-10 07:19:25,209 WARN L179 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 25 [2018-11-10 07:19:25,311 WARN L179 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 32 [2018-11-10 07:19:25,451 WARN L179 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 35 [2018-11-10 07:19:25,613 WARN L179 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 35 [2018-11-10 07:19:25,729 WARN L179 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 35 [2018-11-10 07:19:26,144 WARN L179 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 53 [2018-11-10 07:19:26,368 WARN L179 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 49 [2018-11-10 07:19:26,533 WARN L179 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 48 [2018-11-10 07:19:27,005 WARN L179 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 11 [2018-11-10 07:19:27,189 WARN L179 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 25 [2018-11-10 07:19:27,442 WARN L179 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 32 [2018-11-10 07:19:27,620 WARN L179 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 35 [2018-11-10 07:19:27,809 WARN L179 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 32 [2018-11-10 07:19:28,016 WARN L179 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 45 [2018-11-10 07:19:28,126 WARN L179 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 32 [2018-11-10 07:19:28,312 WARN L179 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 25 [2018-11-10 07:19:28,923 WARN L179 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 53 [2018-11-10 07:19:29,177 WARN L179 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 64 [2018-11-10 07:19:29,564 WARN L179 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 46 [2018-11-10 07:19:29,760 WARN L179 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 49 [2018-11-10 07:19:29,923 WARN L179 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 49 [2018-11-10 07:19:30,025 WARN L179 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 32 [2018-11-10 07:19:30,156 WARN L179 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 35 [2018-11-10 07:19:30,157 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 07:19:30,159 INFO L582 CodeCheckObserver]: Invariant with dag size 25 [2018-11-10 07:19:30,163 INFO L582 CodeCheckObserver]: Invariant with dag size 25 [2018-11-10 07:19:30,164 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 07:19:30 ImpRootNode [2018-11-10 07:19:30,164 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 07:19:30,164 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 07:19:30,164 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 07:19:30,164 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 07:19:30,164 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:17:10" (3/4) ... [2018-11-10 07:19:30,168 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 07:19:30,181 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 101 nodes and edges [2018-11-10 07:19:30,182 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-11-10 07:19:30,183 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2018-11-10 07:19:30,183 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-10 07:19:30,260 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_f91fb074-daa3-4cee-93af-11b88df4f02c/bin-2019/ukojak/witness.graphml [2018-11-10 07:19:30,261 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 07:19:30,261 INFO L168 Benchmark]: Toolchain (without parser) took 142009.35 ms. Allocated memory was 1.0 GB in the beginning and 4.0 GB in the end (delta: 3.0 GB). Free memory was 957.6 MB in the beginning and 2.1 GB in the end (delta: -1.2 GB). Peak memory consumption was 1.8 GB. Max. memory is 11.5 GB. [2018-11-10 07:19:30,262 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:19:30,262 INFO L168 Benchmark]: CACSL2BoogieTranslator took 349.10 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 925.4 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-11-10 07:19:30,262 INFO L168 Benchmark]: Boogie Procedure Inliner took 107.95 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.1 MB). Free memory was 925.4 MB in the beginning and 1.1 GB in the end (delta: -196.9 MB). Peak memory consumption was 26.9 MB. Max. memory is 11.5 GB. [2018-11-10 07:19:30,262 INFO L168 Benchmark]: Boogie Preprocessor took 44.32 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. [2018-11-10 07:19:30,263 INFO L168 Benchmark]: RCFGBuilder took 1385.77 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 883.2 MB in the end (delta: 231.1 MB). Peak memory consumption was 231.1 MB. Max. memory is 11.5 GB. [2018-11-10 07:19:30,263 INFO L168 Benchmark]: CodeCheck took 140022.31 ms. Allocated memory was 1.2 GB in the beginning and 4.0 GB in the end (delta: 2.8 GB). Free memory was 883.2 MB in the beginning and 2.1 GB in the end (delta: -1.3 GB). Peak memory consumption was 2.8 GB. Max. memory is 11.5 GB. [2018-11-10 07:19:30,263 INFO L168 Benchmark]: Witness Printer took 96.69 ms. Allocated memory is still 4.0 GB. Free memory is still 2.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:19:30,264 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 199 locations, 1 error locations. SAFE Result, 133.6s OverallTime, 155 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 546832436 SDtfs, 1637700972 SDslu, -457178724 SDs, 0 SdLazy, 2100110388 SolverSat, 1130522508 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 421.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 174876 GetRequests, 170296 SyntacticMatches, 3032 SemanticMatches, 1548 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1778865 ImplicationChecksByTransitivity, 116.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.5s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 19.1s InterpolantComputationTime, 25599 NumberOfCodeBlocks, 25599 NumberOfCodeBlocksAsserted, 154 NumberOfCheckSat, 25445 ConstructedInterpolants, 0 QuantifiedInterpolants, 18784866 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 154 InterpolantComputations, 115 PerfectInterpolantSequences, 25515/26105 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: 455]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 30]: Loop Invariant Derived loop invariant: ((((((!(a21 == 1) && a8 == 13) && a17 <= 0) && a12 == 8) && a20 == 1) || !(a7 == 1)) || a17 == 1) || !(a16 == 6) - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: ((!(a7 == 1) || a17 == 1) || ((((!(a21 == 1) && a8 == 13) && a17 <= 0) && a12 == 8) && a20 == 1)) || !(a16 == 6) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 349.10 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 925.4 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 107.95 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.1 MB). Free memory was 925.4 MB in the beginning and 1.1 GB in the end (delta: -196.9 MB). Peak memory consumption was 26.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 44.32 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1385.77 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 883.2 MB in the end (delta: 231.1 MB). Peak memory consumption was 231.1 MB. Max. memory is 11.5 GB. * CodeCheck took 140022.31 ms. Allocated memory was 1.2 GB in the beginning and 4.0 GB in the end (delta: 2.8 GB). Free memory was 883.2 MB in the beginning and 2.1 GB in the end (delta: -1.3 GB). Peak memory consumption was 2.8 GB. Max. memory is 11.5 GB. * Witness Printer took 96.69 ms. Allocated memory is still 4.0 GB. Free memory is still 2.1 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...