./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label58_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_9f0fb5fb-1c40-4691-b57f-298962ad5fb7/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_9f0fb5fb-1c40-4691-b57f-298962ad5fb7/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_9f0fb5fb-1c40-4691-b57f-298962ad5fb7/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_9f0fb5fb-1c40-4691-b57f-298962ad5fb7/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label58_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_9f0fb5fb-1c40-4691-b57f-298962ad5fb7/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_9f0fb5fb-1c40-4691-b57f-298962ad5fb7/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 d8d538e1ac6fe0032b06b927dcecfa9322a9ca23 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 04:41:26,658 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 04:41:26,660 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 04:41:26,669 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 04:41:26,669 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 04:41:26,670 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 04:41:26,671 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 04:41:26,673 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 04:41:26,674 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 04:41:26,675 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 04:41:26,676 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 04:41:26,676 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 04:41:26,677 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 04:41:26,677 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 04:41:26,678 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 04:41:26,679 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 04:41:26,680 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 04:41:26,681 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 04:41:26,683 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 04:41:26,684 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 04:41:26,685 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 04:41:26,686 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 04:41:26,688 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 04:41:26,688 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 04:41:26,688 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 04:41:26,689 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 04:41:26,690 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 04:41:26,691 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 04:41:26,691 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 04:41:26,692 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 04:41:26,692 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 04:41:26,693 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 04:41:26,693 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 04:41:26,693 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 04:41:26,694 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 04:41:26,694 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 04:41:26,695 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_9f0fb5fb-1c40-4691-b57f-298962ad5fb7/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 04:41:26,706 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 04:41:26,706 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 04:41:26,707 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 04:41:26,707 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 04:41:26,708 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 04:41:26,708 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 04:41:26,708 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 04:41:26,708 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 04:41:26,708 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 04:41:26,709 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 04:41:26,709 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 04:41:26,709 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 04:41:26,709 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 04:41:26,709 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 04:41:26,709 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 04:41:26,709 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 04:41:26,709 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 04:41:26,710 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 04:41:26,710 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 04:41:26,710 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 04:41:26,710 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 04:41:26,710 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 04:41:26,710 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 04:41:26,710 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 04:41:26,711 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 04:41:26,711 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 04:41:26,711 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 04:41:26,711 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 04:41:26,711 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_9f0fb5fb-1c40-4691-b57f-298962ad5fb7/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 -> d8d538e1ac6fe0032b06b927dcecfa9322a9ca23 [2018-11-10 04:41:26,735 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 04:41:26,744 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 04:41:26,746 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 04:41:26,747 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 04:41:26,748 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 04:41:26,748 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_9f0fb5fb-1c40-4691-b57f-298962ad5fb7/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem01_label58_true-unreach-call_false-termination.c [2018-11-10 04:41:26,796 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9f0fb5fb-1c40-4691-b57f-298962ad5fb7/bin-2019/ukojak/data/6dc108564/6d167e5120d441a08acf0114e9d9c32e/FLAG4cdbf31cd [2018-11-10 04:41:27,217 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 04:41:27,218 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_9f0fb5fb-1c40-4691-b57f-298962ad5fb7/sv-benchmarks/c/eca-rers2012/Problem01_label58_true-unreach-call_false-termination.c [2018-11-10 04:41:27,228 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9f0fb5fb-1c40-4691-b57f-298962ad5fb7/bin-2019/ukojak/data/6dc108564/6d167e5120d441a08acf0114e9d9c32e/FLAG4cdbf31cd [2018-11-10 04:41:27,241 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_9f0fb5fb-1c40-4691-b57f-298962ad5fb7/bin-2019/ukojak/data/6dc108564/6d167e5120d441a08acf0114e9d9c32e [2018-11-10 04:41:27,244 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 04:41:27,245 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 04:41:27,246 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 04:41:27,246 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 04:41:27,250 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 04:41:27,251 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:41:27" (1/1) ... [2018-11-10 04:41:27,253 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5adf90f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:41:27, skipping insertion in model container [2018-11-10 04:41:27,253 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:41:27" (1/1) ... [2018-11-10 04:41:27,263 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 04:41:27,309 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 04:41:27,560 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 04:41:27,564 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 04:41:27,638 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 04:41:27,652 INFO L193 MainTranslator]: Completed translation [2018-11-10 04:41:27,653 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:41:27 WrapperNode [2018-11-10 04:41:27,653 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 04:41:27,653 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 04:41:27,654 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 04:41:27,654 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 04:41:27,661 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:41:27" (1/1) ... [2018-11-10 04:41:27,676 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:41:27" (1/1) ... [2018-11-10 04:41:27,770 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 04:41:27,770 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 04:41:27,771 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 04:41:27,771 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 04:41:27,779 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:41:27" (1/1) ... [2018-11-10 04:41:27,779 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:41:27" (1/1) ... [2018-11-10 04:41:27,789 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:41:27" (1/1) ... [2018-11-10 04:41:27,790 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:41:27" (1/1) ... [2018-11-10 04:41:27,805 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:41:27" (1/1) ... [2018-11-10 04:41:27,814 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:41:27" (1/1) ... [2018-11-10 04:41:27,820 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:41:27" (1/1) ... [2018-11-10 04:41:27,825 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 04:41:27,826 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 04:41:27,826 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 04:41:27,826 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 04:41:27,827 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:41:27" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9f0fb5fb-1c40-4691-b57f-298962ad5fb7/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 04:41:27,883 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-10 04:41:27,883 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 04:41:27,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 04:41:29,861 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 04:41:29,862 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 04:41:29 BoogieIcfgContainer [2018-11-10 04:41:29,862 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 04:41:29,863 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 04:41:29,863 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 04:41:29,874 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 04:41:29,874 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 04:41:29" (1/1) ... [2018-11-10 04:41:29,886 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 04:41:29,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:41:29,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 77 states and 146 transitions. [2018-11-10 04:41:29,929 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 146 transitions. [2018-11-10 04:41:29,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-10 04:41:29,933 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:41:30,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:41:30,250 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 04:41:30,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:41:30,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 147 states and 233 transitions. [2018-11-10 04:41:30,761 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 233 transitions. [2018-11-10 04:41:30,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-10 04:41:30,762 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:41:30,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:41:30,895 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 04:41:31,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:41:31,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 222 states and 313 transitions. [2018-11-10 04:41:31,348 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 313 transitions. [2018-11-10 04:41:31,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-10 04:41:31,349 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:41:31,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:41:31,423 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-10 04:41:31,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:41:31,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 223 states and 314 transitions. [2018-11-10 04:41:31,523 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 314 transitions. [2018-11-10 04:41:31,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-10 04:41:31,525 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:41:31,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:41:31,615 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:41:31,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:41:31,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 250 states and 346 transitions. [2018-11-10 04:41:31,932 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 346 transitions. [2018-11-10 04:41:31,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-10 04:41:31,935 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:41:31,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:41:31,977 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:41:32,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:41:32,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 255 states and 353 transitions. [2018-11-10 04:41:32,203 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 353 transitions. [2018-11-10 04:41:32,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-10 04:41:32,207 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:41:32,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:41:32,267 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-10 04:41:32,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:41:32,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 290 states and 395 transitions. [2018-11-10 04:41:32,667 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 395 transitions. [2018-11-10 04:41:32,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-10 04:41:32,667 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:41:32,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:41:32,698 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:41:32,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:41:32,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 322 states and 427 transitions. [2018-11-10 04:41:32,867 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 427 transitions. [2018-11-10 04:41:32,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-11-10 04:41:32,868 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:41:32,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:41:32,928 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 04:41:32,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:41:32,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 336 states and 442 transitions. [2018-11-10 04:41:32,995 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 442 transitions. [2018-11-10 04:41:32,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-10 04:41:32,995 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:41:33,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:41:33,052 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-10 04:41:33,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:41:33,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 352 states and 464 transitions. [2018-11-10 04:41:33,327 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 464 transitions. [2018-11-10 04:41:33,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-10 04:41:33,328 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:41:33,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:41:33,367 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 04:41:33,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:41:33,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 356 states and 469 transitions. [2018-11-10 04:41:33,455 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 469 transitions. [2018-11-10 04:41:33,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-11-10 04:41:33,456 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:41:33,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:41:33,511 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 04:41:33,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:41:33,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 397 states and 512 transitions. [2018-11-10 04:41:33,797 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 512 transitions. [2018-11-10 04:41:33,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-10 04:41:33,798 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:41:33,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:41:33,857 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:41:33,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:41:33,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 404 states and 520 transitions. [2018-11-10 04:41:33,901 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 520 transitions. [2018-11-10 04:41:33,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-10 04:41:33,902 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:41:33,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:41:33,938 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 04:41:33,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:41:33,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 406 states and 523 transitions. [2018-11-10 04:41:33,966 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 523 transitions. [2018-11-10 04:41:33,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-11-10 04:41:33,967 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:41:33,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:41:34,074 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:41:34,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:41:34,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 452 states and 577 transitions. [2018-11-10 04:41:34,676 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 577 transitions. [2018-11-10 04:41:34,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-11-10 04:41:34,677 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:41:34,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:41:34,725 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:41:34,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:41:34,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 489 states and 616 transitions. [2018-11-10 04:41:34,908 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 616 transitions. [2018-11-10 04:41:34,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-10 04:41:34,910 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:41:34,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:41:34,984 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-11-10 04:41:35,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:41:35,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 499 states and 631 transitions. [2018-11-10 04:41:35,182 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 631 transitions. [2018-11-10 04:41:35,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-11-10 04:41:35,183 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:41:35,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:41:35,290 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-11-10 04:41:35,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:41:35,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 514 states and 651 transitions. [2018-11-10 04:41:35,685 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 651 transitions. [2018-11-10 04:41:35,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-11-10 04:41:35,686 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:41:35,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:41:35,717 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-10 04:41:35,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:41:35,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 523 states and 663 transitions. [2018-11-10 04:41:35,892 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 663 transitions. [2018-11-10 04:41:35,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-11-10 04:41:35,894 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:41:35,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:41:35,921 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-10 04:41:36,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:41:36,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 527 states and 666 transitions. [2018-11-10 04:41:36,027 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 666 transitions. [2018-11-10 04:41:36,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-10 04:41:36,029 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:41:36,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:41:36,149 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 04:41:36,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:41:36,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 570 states and 710 transitions. [2018-11-10 04:41:36,407 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 710 transitions. [2018-11-10 04:41:36,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-10 04:41:36,408 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:41:36,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:41:36,539 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-11-10 04:41:37,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:41:37,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 730 states to 585 states and 730 transitions. [2018-11-10 04:41:37,018 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 730 transitions. [2018-11-10 04:41:37,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-10 04:41:37,019 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:41:37,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:41:37,054 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-11-10 04:41:37,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:41:37,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 734 states to 589 states and 734 transitions. [2018-11-10 04:41:37,237 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 734 transitions. [2018-11-10 04:41:37,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-10 04:41:37,238 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:41:37,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:41:37,275 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-11-10 04:41:37,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:41:37,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 595 states and 742 transitions. [2018-11-10 04:41:37,706 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 742 transitions. [2018-11-10 04:41:37,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-10 04:41:37,707 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:41:37,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:41:37,758 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:41:37,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:41:37,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 613 states and 760 transitions. [2018-11-10 04:41:37,872 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 760 transitions. [2018-11-10 04:41:37,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-10 04:41:37,873 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:41:37,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:41:37,979 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-11-10 04:41:38,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:41:38,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 775 states to 627 states and 775 transitions. [2018-11-10 04:41:38,417 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 775 transitions. [2018-11-10 04:41:38,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-10 04:41:38,417 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:41:38,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:41:38,997 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 04:41:40,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:41:40,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 844 states to 692 states and 844 transitions. [2018-11-10 04:41:40,275 INFO L276 IsEmpty]: Start isEmpty. Operand 692 states and 844 transitions. [2018-11-10 04:41:40,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-10 04:41:40,276 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:41:40,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:41:40,353 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 04:41:40,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:41:40,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 848 states to 693 states and 848 transitions. [2018-11-10 04:41:40,392 INFO L276 IsEmpty]: Start isEmpty. Operand 693 states and 848 transitions. [2018-11-10 04:41:40,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-10 04:41:40,393 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:41:40,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:41:40,761 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-10 04:41:41,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:41:41,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 863 states to 707 states and 863 transitions. [2018-11-10 04:41:41,211 INFO L276 IsEmpty]: Start isEmpty. Operand 707 states and 863 transitions. [2018-11-10 04:41:41,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-10 04:41:41,212 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:41:41,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:41:41,675 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 04:41:42,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:41:42,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 872 states to 708 states and 872 transitions. [2018-11-10 04:41:42,055 INFO L276 IsEmpty]: Start isEmpty. Operand 708 states and 872 transitions. [2018-11-10 04:41:42,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-10 04:41:42,056 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:41:42,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:41:42,171 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 04:41:43,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:41:43,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 944 states to 777 states and 944 transitions. [2018-11-10 04:41:43,131 INFO L276 IsEmpty]: Start isEmpty. Operand 777 states and 944 transitions. [2018-11-10 04:41:43,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-10 04:41:43,132 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:41:43,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:41:43,187 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-10 04:41:43,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:41:43,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 962 states to 795 states and 962 transitions. [2018-11-10 04:41:43,253 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 962 transitions. [2018-11-10 04:41:43,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-10 04:41:43,254 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:41:43,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:41:43,299 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-10 04:41:43,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:41:43,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 965 states to 799 states and 965 transitions. [2018-11-10 04:41:43,398 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 965 transitions. [2018-11-10 04:41:43,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-10 04:41:43,399 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:41:43,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:41:43,528 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 04:41:44,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:41:44,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1034 states to 865 states and 1034 transitions. [2018-11-10 04:41:44,499 INFO L276 IsEmpty]: Start isEmpty. Operand 865 states and 1034 transitions. [2018-11-10 04:41:44,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-10 04:41:44,501 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:41:44,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:41:44,570 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 04:41:45,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:41:45,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1055 states to 886 states and 1055 transitions. [2018-11-10 04:41:45,266 INFO L276 IsEmpty]: Start isEmpty. Operand 886 states and 1055 transitions. [2018-11-10 04:41:45,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-10 04:41:45,267 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:41:45,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:41:45,313 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-10 04:41:45,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:41:45,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1056 states to 887 states and 1056 transitions. [2018-11-10 04:41:45,498 INFO L276 IsEmpty]: Start isEmpty. Operand 887 states and 1056 transitions. [2018-11-10 04:41:45,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-10 04:41:45,499 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:41:45,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:41:45,636 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 04:41:46,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:41:46,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1109 states to 927 states and 1109 transitions. [2018-11-10 04:41:46,273 INFO L276 IsEmpty]: Start isEmpty. Operand 927 states and 1109 transitions. [2018-11-10 04:41:46,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-10 04:41:46,274 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:41:46,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:41:46,365 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 04:41:46,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:41:46,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1114 states to 931 states and 1114 transitions. [2018-11-10 04:41:46,493 INFO L276 IsEmpty]: Start isEmpty. Operand 931 states and 1114 transitions. [2018-11-10 04:41:46,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-10 04:41:46,494 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:41:46,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:41:46,526 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 04:41:46,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:41:46,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1147 states to 959 states and 1147 transitions. [2018-11-10 04:41:46,866 INFO L276 IsEmpty]: Start isEmpty. Operand 959 states and 1147 transitions. [2018-11-10 04:41:46,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-11-10 04:41:46,866 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:41:46,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:41:46,931 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-10 04:41:46,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:41:46,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1158 states to 971 states and 1158 transitions. [2018-11-10 04:41:46,989 INFO L276 IsEmpty]: Start isEmpty. Operand 971 states and 1158 transitions. [2018-11-10 04:41:46,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-10 04:41:46,990 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:41:46,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:41:47,024 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 04:41:47,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:41:47,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1158 states to 972 states and 1158 transitions. [2018-11-10 04:41:47,217 INFO L276 IsEmpty]: Start isEmpty. Operand 972 states and 1158 transitions. [2018-11-10 04:41:47,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-10 04:41:47,219 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:41:47,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:41:47,277 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 98 proven. 4 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-10 04:41:47,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:41:47,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1171 states to 979 states and 1171 transitions. [2018-11-10 04:41:47,445 INFO L276 IsEmpty]: Start isEmpty. Operand 979 states and 1171 transitions. [2018-11-10 04:41:47,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-10 04:41:47,446 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:41:47,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:41:47,644 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 127 proven. 1 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-11-10 04:41:48,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:41:48,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1188 states to 991 states and 1188 transitions. [2018-11-10 04:41:48,203 INFO L276 IsEmpty]: Start isEmpty. Operand 991 states and 1188 transitions. [2018-11-10 04:41:48,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-11-10 04:41:48,204 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:41:48,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:41:48,250 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-10 04:41:48,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:41:48,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1190 states to 993 states and 1190 transitions. [2018-11-10 04:41:48,392 INFO L276 IsEmpty]: Start isEmpty. Operand 993 states and 1190 transitions. [2018-11-10 04:41:48,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-10 04:41:48,394 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:41:48,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:41:48,526 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-10 04:41:48,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:41:48,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1260 states to 1061 states and 1260 transitions. [2018-11-10 04:41:48,835 INFO L276 IsEmpty]: Start isEmpty. Operand 1061 states and 1260 transitions. [2018-11-10 04:41:48,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-10 04:41:48,836 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:41:48,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:41:49,272 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 04:41:52,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:41:52,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1348 states to 1131 states and 1348 transitions. [2018-11-10 04:41:52,339 INFO L276 IsEmpty]: Start isEmpty. Operand 1131 states and 1348 transitions. [2018-11-10 04:41:52,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-10 04:41:52,340 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:41:52,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:41:52,421 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 04:41:53,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:41:53,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1379 states to 1159 states and 1379 transitions. [2018-11-10 04:41:53,488 INFO L276 IsEmpty]: Start isEmpty. Operand 1159 states and 1379 transitions. [2018-11-10 04:41:53,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-10 04:41:53,489 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:41:53,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:41:53,525 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-10 04:41:53,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:41:53,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1382 states to 1161 states and 1382 transitions. [2018-11-10 04:41:53,550 INFO L276 IsEmpty]: Start isEmpty. Operand 1161 states and 1382 transitions. [2018-11-10 04:41:53,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-11-10 04:41:53,551 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:41:53,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:41:53,598 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-10 04:41:53,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:41:53,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1387 states to 1164 states and 1387 transitions. [2018-11-10 04:41:53,976 INFO L276 IsEmpty]: Start isEmpty. Operand 1164 states and 1387 transitions. [2018-11-10 04:41:53,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-11-10 04:41:53,977 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:41:53,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:41:54,015 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-11-10 04:41:54,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:41:54,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1391 states to 1166 states and 1391 transitions. [2018-11-10 04:41:54,038 INFO L276 IsEmpty]: Start isEmpty. Operand 1166 states and 1391 transitions. [2018-11-10 04:41:54,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-11-10 04:41:54,039 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:41:54,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:41:54,078 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-11-10 04:41:54,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:41:54,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1398 states to 1171 states and 1398 transitions. [2018-11-10 04:41:54,243 INFO L276 IsEmpty]: Start isEmpty. Operand 1171 states and 1398 transitions. [2018-11-10 04:41:54,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-11-10 04:41:54,244 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:41:54,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:41:54,541 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 181 proven. 27 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-10 04:41:55,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:41:55,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1413 states to 1182 states and 1413 transitions. [2018-11-10 04:41:55,424 INFO L276 IsEmpty]: Start isEmpty. Operand 1182 states and 1413 transitions. [2018-11-10 04:41:55,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-10 04:41:55,425 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:41:55,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:41:56,012 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 04:41:57,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:41:57,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1487 states to 1252 states and 1487 transitions. [2018-11-10 04:41:57,421 INFO L276 IsEmpty]: Start isEmpty. Operand 1252 states and 1487 transitions. [2018-11-10 04:41:57,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-11-10 04:41:57,422 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:41:57,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:41:57,487 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 143 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-11-10 04:41:57,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:41:57,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1489 states to 1254 states and 1489 transitions. [2018-11-10 04:41:57,719 INFO L276 IsEmpty]: Start isEmpty. Operand 1254 states and 1489 transitions. [2018-11-10 04:41:57,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-11-10 04:41:57,720 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:41:57,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:41:57,906 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 04:41:58,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:41:58,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1564 states to 1325 states and 1564 transitions. [2018-11-10 04:41:58,579 INFO L276 IsEmpty]: Start isEmpty. Operand 1325 states and 1564 transitions. [2018-11-10 04:41:58,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-10 04:41:58,580 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:41:58,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:41:58,645 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 149 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-10 04:42:00,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:42:00,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1653 states to 1398 states and 1653 transitions. [2018-11-10 04:42:00,046 INFO L276 IsEmpty]: Start isEmpty. Operand 1398 states and 1653 transitions. [2018-11-10 04:42:00,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-10 04:42:00,048 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:42:00,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:42:00,115 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 149 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-10 04:42:00,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:42:00,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1712 states to 1456 states and 1712 transitions. [2018-11-10 04:42:00,660 INFO L276 IsEmpty]: Start isEmpty. Operand 1456 states and 1712 transitions. [2018-11-10 04:42:00,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-11-10 04:42:00,662 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:42:00,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:42:00,819 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 150 proven. 4 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-11-10 04:42:02,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:42:02,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1806 states to 1533 states and 1806 transitions. [2018-11-10 04:42:02,486 INFO L276 IsEmpty]: Start isEmpty. Operand 1533 states and 1806 transitions. [2018-11-10 04:42:02,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-11-10 04:42:02,488 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:42:02,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:42:02,630 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-10 04:42:02,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:42:02,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1809 states to 1536 states and 1809 transitions. [2018-11-10 04:42:02,984 INFO L276 IsEmpty]: Start isEmpty. Operand 1536 states and 1809 transitions. [2018-11-10 04:42:02,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-10 04:42:02,985 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:42:02,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:42:03,030 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 188 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-10 04:42:03,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:42:03,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1829 states to 1557 states and 1829 transitions. [2018-11-10 04:42:03,498 INFO L276 IsEmpty]: Start isEmpty. Operand 1557 states and 1829 transitions. [2018-11-10 04:42:03,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-11-10 04:42:03,499 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:42:03,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:42:04,223 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 241 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-11-10 04:42:06,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:42:06,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1880 states to 1599 states and 1880 transitions. [2018-11-10 04:42:06,505 INFO L276 IsEmpty]: Start isEmpty. Operand 1599 states and 1880 transitions. [2018-11-10 04:42:06,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-11-10 04:42:06,506 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:42:06,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:42:06,803 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 241 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-11-10 04:42:07,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:42:07,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1894 states to 1613 states and 1894 transitions. [2018-11-10 04:42:07,079 INFO L276 IsEmpty]: Start isEmpty. Operand 1613 states and 1894 transitions. [2018-11-10 04:42:07,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-11-10 04:42:07,080 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:42:07,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:42:07,140 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2018-11-10 04:42:07,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:42:07,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1938 states to 1655 states and 1938 transitions. [2018-11-10 04:42:07,398 INFO L276 IsEmpty]: Start isEmpty. Operand 1655 states and 1938 transitions. [2018-11-10 04:42:07,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-11-10 04:42:07,399 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:42:07,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:42:08,383 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 204 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-11-10 04:42:11,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:42:11,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1979 states to 1689 states and 1979 transitions. [2018-11-10 04:42:11,398 INFO L276 IsEmpty]: Start isEmpty. Operand 1689 states and 1979 transitions. [2018-11-10 04:42:11,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-11-10 04:42:11,400 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:42:11,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:42:11,517 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 204 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-11-10 04:42:12,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:42:12,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1991 states to 1703 states and 1991 transitions. [2018-11-10 04:42:12,121 INFO L276 IsEmpty]: Start isEmpty. Operand 1703 states and 1991 transitions. [2018-11-10 04:42:12,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-11-10 04:42:12,122 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:42:12,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:42:12,177 INFO L134 CoverageAnalysis]: Checked inductivity of 286 backedges. 199 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-11-10 04:42:12,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:42:12,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2028 states to 1742 states and 2028 transitions. [2018-11-10 04:42:12,713 INFO L276 IsEmpty]: Start isEmpty. Operand 1742 states and 2028 transitions. [2018-11-10 04:42:12,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-11-10 04:42:12,715 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:42:12,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:42:12,774 INFO L134 CoverageAnalysis]: Checked inductivity of 317 backedges. 229 proven. 5 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-10 04:42:13,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:42:13,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2064 states to 1773 states and 2064 transitions. [2018-11-10 04:42:13,373 INFO L276 IsEmpty]: Start isEmpty. Operand 1773 states and 2064 transitions. [2018-11-10 04:42:13,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-11-10 04:42:13,374 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:42:13,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:42:13,513 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 168 proven. 0 refuted. 0 times theorem prover too weak. 179 trivial. 0 not checked. [2018-11-10 04:42:14,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:42:14,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2137 states to 1843 states and 2137 transitions. [2018-11-10 04:42:14,188 INFO L276 IsEmpty]: Start isEmpty. Operand 1843 states and 2137 transitions. [2018-11-10 04:42:14,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-11-10 04:42:14,190 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:42:14,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:42:14,293 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 212 proven. 70 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-10 04:42:15,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:42:15,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2211 states to 1914 states and 2211 transitions. [2018-11-10 04:42:15,585 INFO L276 IsEmpty]: Start isEmpty. Operand 1914 states and 2211 transitions. [2018-11-10 04:42:15,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-11-10 04:42:15,587 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:42:15,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:42:16,345 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 317 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 04:42:17,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:42:17,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2234 states to 1930 states and 2234 transitions. [2018-11-10 04:42:17,860 INFO L276 IsEmpty]: Start isEmpty. Operand 1930 states and 2234 transitions. [2018-11-10 04:42:17,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-11-10 04:42:17,862 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:42:17,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:42:18,109 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 317 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 04:42:18,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:42:18,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2241 states to 1937 states and 2241 transitions. [2018-11-10 04:42:18,721 INFO L276 IsEmpty]: Start isEmpty. Operand 1937 states and 2241 transitions. [2018-11-10 04:42:18,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2018-11-10 04:42:18,723 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:42:18,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:42:19,191 INFO L134 CoverageAnalysis]: Checked inductivity of 395 backedges. 274 proven. 50 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 04:42:19,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:42:19,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2243 states to 1938 states and 2243 transitions. [2018-11-10 04:42:19,878 INFO L276 IsEmpty]: Start isEmpty. Operand 1938 states and 2243 transitions. [2018-11-10 04:42:19,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2018-11-10 04:42:19,879 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:42:19,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:42:20,001 INFO L134 CoverageAnalysis]: Checked inductivity of 395 backedges. 274 proven. 50 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 04:42:23,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:42:23,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2321 states to 2006 states and 2321 transitions. [2018-11-10 04:42:23,058 INFO L276 IsEmpty]: Start isEmpty. Operand 2006 states and 2321 transitions. [2018-11-10 04:42:23,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-11-10 04:42:23,060 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:42:23,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:42:23,861 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 314 proven. 56 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 04:42:26,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:42:26,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2381 states to 2061 states and 2381 transitions. [2018-11-10 04:42:26,526 INFO L276 IsEmpty]: Start isEmpty. Operand 2061 states and 2381 transitions. [2018-11-10 04:42:26,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2018-11-10 04:42:26,527 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:42:26,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:42:27,950 INFO L134 CoverageAnalysis]: Checked inductivity of 453 backedges. 348 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-11-10 04:42:31,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:42:31,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2412 states to 2089 states and 2412 transitions. [2018-11-10 04:42:31,915 INFO L276 IsEmpty]: Start isEmpty. Operand 2089 states and 2412 transitions. [2018-11-10 04:42:31,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2018-11-10 04:42:31,916 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:42:31,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:42:32,180 INFO L134 CoverageAnalysis]: Checked inductivity of 453 backedges. 348 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-11-10 04:42:34,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:42:34,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2445 states to 2118 states and 2445 transitions. [2018-11-10 04:42:34,729 INFO L276 IsEmpty]: Start isEmpty. Operand 2118 states and 2445 transitions. [2018-11-10 04:42:34,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2018-11-10 04:42:34,730 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:42:34,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:42:34,921 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 320 proven. 14 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-11-10 04:42:36,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:42:36,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2463 states to 2135 states and 2463 transitions. [2018-11-10 04:42:36,189 INFO L276 IsEmpty]: Start isEmpty. Operand 2135 states and 2463 transitions. [2018-11-10 04:42:36,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2018-11-10 04:42:36,191 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:42:36,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:42:37,454 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 360 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-11-10 04:42:38,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:42:38,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2466 states to 2136 states and 2466 transitions. [2018-11-10 04:42:38,616 INFO L276 IsEmpty]: Start isEmpty. Operand 2136 states and 2466 transitions. [2018-11-10 04:42:38,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2018-11-10 04:42:38,617 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:42:38,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:42:38,771 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 360 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-11-10 04:42:41,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:42:41,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2521 states to 2188 states and 2521 transitions. [2018-11-10 04:42:41,805 INFO L276 IsEmpty]: Start isEmpty. Operand 2188 states and 2521 transitions. [2018-11-10 04:42:41,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2018-11-10 04:42:41,807 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:42:41,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:42:42,479 INFO L134 CoverageAnalysis]: Checked inductivity of 464 backedges. 335 proven. 58 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 04:42:43,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:42:43,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2533 states to 2199 states and 2533 transitions. [2018-11-10 04:42:43,745 INFO L276 IsEmpty]: Start isEmpty. Operand 2199 states and 2533 transitions. [2018-11-10 04:42:43,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2018-11-10 04:42:43,747 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:42:43,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:42:43,906 INFO L134 CoverageAnalysis]: Checked inductivity of 464 backedges. 335 proven. 58 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 04:42:45,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:42:45,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2545 states to 2208 states and 2545 transitions. [2018-11-10 04:42:45,183 INFO L276 IsEmpty]: Start isEmpty. Operand 2208 states and 2545 transitions. [2018-11-10 04:42:45,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2018-11-10 04:42:45,185 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:42:45,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:42:45,345 INFO L134 CoverageAnalysis]: Checked inductivity of 464 backedges. 335 proven. 58 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 04:42:46,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:42:46,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2552 states to 2214 states and 2552 transitions. [2018-11-10 04:42:46,237 INFO L276 IsEmpty]: Start isEmpty. Operand 2214 states and 2552 transitions. [2018-11-10 04:42:46,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-11-10 04:42:46,238 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:42:46,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:42:46,455 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 350 proven. 6 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-11-10 04:42:46,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:42:46,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2554 states to 2216 states and 2554 transitions. [2018-11-10 04:42:46,684 INFO L276 IsEmpty]: Start isEmpty. Operand 2216 states and 2554 transitions. [2018-11-10 04:42:46,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2018-11-10 04:42:46,686 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:42:46,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:42:46,790 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 311 proven. 5 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2018-11-10 04:42:47,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:42:47,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2555 states to 2218 states and 2555 transitions. [2018-11-10 04:42:47,011 INFO L276 IsEmpty]: Start isEmpty. Operand 2218 states and 2555 transitions. [2018-11-10 04:42:47,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2018-11-10 04:42:47,013 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:42:47,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:42:47,742 INFO L134 CoverageAnalysis]: Checked inductivity of 565 backedges. 489 proven. 5 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 04:42:50,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:42:50,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2583 states to 2242 states and 2583 transitions. [2018-11-10 04:42:50,395 INFO L276 IsEmpty]: Start isEmpty. Operand 2242 states and 2583 transitions. [2018-11-10 04:42:50,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2018-11-10 04:42:50,397 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:42:50,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:42:50,666 INFO L134 CoverageAnalysis]: Checked inductivity of 565 backedges. 489 proven. 5 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 04:42:51,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:42:51,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2587 states to 2246 states and 2587 transitions. [2018-11-10 04:42:51,680 INFO L276 IsEmpty]: Start isEmpty. Operand 2246 states and 2587 transitions. [2018-11-10 04:42:51,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-11-10 04:42:51,682 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:42:51,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:42:52,366 INFO L134 CoverageAnalysis]: Checked inductivity of 588 backedges. 363 proven. 20 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2018-11-10 04:42:54,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:42:54,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2615 states to 2271 states and 2615 transitions. [2018-11-10 04:42:54,470 INFO L276 IsEmpty]: Start isEmpty. Operand 2271 states and 2615 transitions. [2018-11-10 04:42:54,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2018-11-10 04:42:54,472 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:42:54,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:42:55,518 INFO L134 CoverageAnalysis]: Checked inductivity of 586 backedges. 417 proven. 18 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2018-11-10 04:42:56,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:42:56,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2623 states to 2276 states and 2623 transitions. [2018-11-10 04:42:56,942 INFO L276 IsEmpty]: Start isEmpty. Operand 2276 states and 2623 transitions. [2018-11-10 04:42:56,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-11-10 04:42:56,943 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:42:56,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:42:57,483 INFO L134 CoverageAnalysis]: Checked inductivity of 609 backedges. 128 proven. 383 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-11-10 04:42:59,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:42:59,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2596 states to 2246 states and 2596 transitions. [2018-11-10 04:42:59,689 INFO L276 IsEmpty]: Start isEmpty. Operand 2246 states and 2596 transitions. [2018-11-10 04:42:59,690 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 04:42:59,690 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 89 iterations. [2018-11-10 04:42:59,699 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-10 04:42:59,818 WARN L179 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 12 [2018-11-10 04:43:00,023 WARN L179 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 12 [2018-11-10 04:43:00,211 WARN L179 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 12 [2018-11-10 04:43:00,470 WARN L179 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 12 [2018-11-10 04:43:00,588 WARN L179 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 12 [2018-11-10 04:43:00,703 WARN L179 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 12 [2018-11-10 04:43:01,090 WARN L179 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 12 [2018-11-10 04:43:01,282 WARN L179 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 12 [2018-11-10 04:43:01,474 WARN L179 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 12 [2018-11-10 04:43:01,875 WARN L179 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 12 [2018-11-10 04:43:02,746 WARN L179 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 12 [2018-11-10 04:43:03,118 WARN L179 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 12 [2018-11-10 04:43:03,742 WARN L179 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 12 [2018-11-10 04:43:04,451 WARN L179 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 48 [2018-11-10 04:43:04,777 WARN L179 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 12 [2018-11-10 04:43:05,233 WARN L179 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 45 [2018-11-10 04:43:05,234 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 04:43:05,236 INFO L582 CodeCheckObserver]: Invariant with dag size 12 [2018-11-10 04:43:05,240 INFO L582 CodeCheckObserver]: Invariant with dag size 12 [2018-11-10 04:43:05,241 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 04:43:05 ImpRootNode [2018-11-10 04:43:05,241 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 04:43:05,241 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 04:43:05,241 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 04:43:05,241 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 04:43:05,242 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 04:41:29" (3/4) ... [2018-11-10 04:43:05,244 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 04:43:05,255 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 101 nodes and edges [2018-11-10 04:43:05,256 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-11-10 04:43:05,256 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2018-11-10 04:43:05,257 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-10 04:43:05,336 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_9f0fb5fb-1c40-4691-b57f-298962ad5fb7/bin-2019/ukojak/witness.graphml [2018-11-10 04:43:05,336 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 04:43:05,337 INFO L168 Benchmark]: Toolchain (without parser) took 98092.47 ms. Allocated memory was 1.0 GB in the beginning and 2.9 GB in the end (delta: 1.9 GB). Free memory was 956.6 MB in the beginning and 1.0 GB in the end (delta: -70.7 MB). Peak memory consumption was 1.8 GB. Max. memory is 11.5 GB. [2018-11-10 04:43:05,338 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 04:43:05,338 INFO L168 Benchmark]: CACSL2BoogieTranslator took 406.85 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 927.1 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. [2018-11-10 04:43:05,338 INFO L168 Benchmark]: Boogie Procedure Inliner took 116.80 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 927.1 MB in the beginning and 1.1 GB in the end (delta: -211.3 MB). Peak memory consumption was 23.9 MB. Max. memory is 11.5 GB. [2018-11-10 04:43:05,338 INFO L168 Benchmark]: Boogie Preprocessor took 55.17 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-10 04:43:05,339 INFO L168 Benchmark]: RCFGBuilder took 2036.32 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 904.6 MB in the end (delta: 228.4 MB). Peak memory consumption was 228.4 MB. Max. memory is 11.5 GB. [2018-11-10 04:43:05,339 INFO L168 Benchmark]: CodeCheck took 95378.22 ms. Allocated memory was 1.2 GB in the beginning and 2.9 GB in the end (delta: 1.7 GB). Free memory was 904.6 MB in the beginning and 1.0 GB in the end (delta: -122.8 MB). Peak memory consumption was 1.8 GB. Max. memory is 11.5 GB. [2018-11-10 04:43:05,339 INFO L168 Benchmark]: Witness Printer took 95.29 ms. Allocated memory is still 2.9 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 19.7 kB). Peak memory consumption was 19.7 kB. Max. memory is 11.5 GB. [2018-11-10 04:43:05,344 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, 89.7s OverallTime, 89 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 301454444 SDtfs, 667323850 SDslu, 268645168 SDs, 0 SdLazy, 857644646 SolverSat, -1089839752 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 288.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 109660 GetRequests, 105773 SyntacticMatches, 2913 SemanticMatches, 974 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 717589 ImplicationChecksByTransitivity, 73.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.4s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 15.1s InterpolantComputationTime, 16774 NumberOfCodeBlocks, 16774 NumberOfCodeBlocksAsserted, 88 NumberOfCheckSat, 16686 ConstructedInterpolants, 0 QuantifiedInterpolants, 23304536 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 88 InterpolantComputations, 65 PerfectInterpolantSequences, 17736/18700 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: 473]: 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: (a20 == 1 || !(6 == a16)) || !(a8 == 14) - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: (a20 == 1 || !(6 == a16)) || !(a8 == 14) * 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 406.85 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 927.1 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 116.80 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 927.1 MB in the beginning and 1.1 GB in the end (delta: -211.3 MB). Peak memory consumption was 23.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 55.17 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2036.32 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 904.6 MB in the end (delta: 228.4 MB). Peak memory consumption was 228.4 MB. Max. memory is 11.5 GB. * CodeCheck took 95378.22 ms. Allocated memory was 1.2 GB in the beginning and 2.9 GB in the end (delta: 1.7 GB). Free memory was 904.6 MB in the beginning and 1.0 GB in the end (delta: -122.8 MB). Peak memory consumption was 1.8 GB. Max. memory is 11.5 GB. * Witness Printer took 95.29 ms. Allocated memory is still 2.9 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 19.7 kB). Peak memory consumption was 19.7 kB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...