./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label40_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_f1fa4fb6-1cfb-4a04-a217-92e83bbd82e8/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f1fa4fb6-1cfb-4a04-a217-92e83bbd82e8/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f1fa4fb6-1cfb-4a04-a217-92e83bbd82e8/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f1fa4fb6-1cfb-4a04-a217-92e83bbd82e8/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label40_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_f1fa4fb6-1cfb-4a04-a217-92e83bbd82e8/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f1fa4fb6-1cfb-4a04-a217-92e83bbd82e8/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 cf5fe32b34f3bdb04ccea0560b6f352942ab84d1 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 03:45:09,722 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 03:45:09,723 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 03:45:09,730 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 03:45:09,730 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 03:45:09,731 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 03:45:09,731 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 03:45:09,732 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 03:45:09,733 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 03:45:09,734 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 03:45:09,735 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 03:45:09,735 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 03:45:09,735 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 03:45:09,736 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 03:45:09,737 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 03:45:09,737 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 03:45:09,738 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 03:45:09,739 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 03:45:09,740 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 03:45:09,741 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 03:45:09,742 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 03:45:09,743 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 03:45:09,744 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 03:45:09,744 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 03:45:09,744 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 03:45:09,745 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 03:45:09,746 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 03:45:09,746 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 03:45:09,747 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 03:45:09,747 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 03:45:09,748 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 03:45:09,748 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 03:45:09,748 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 03:45:09,748 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 03:45:09,749 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 03:45:09,749 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 03:45:09,750 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f1fa4fb6-1cfb-4a04-a217-92e83bbd82e8/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-09 03:45:09,760 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 03:45:09,760 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 03:45:09,760 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 03:45:09,761 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 03:45:09,761 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 03:45:09,761 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 03:45:09,761 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 03:45:09,762 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 03:45:09,762 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 03:45:09,762 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 03:45:09,762 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 03:45:09,762 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 03:45:09,762 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 03:45:09,762 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 03:45:09,762 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 03:45:09,762 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 03:45:09,763 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 03:45:09,763 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 03:45:09,763 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 03:45:09,763 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 03:45:09,763 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 03:45:09,763 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 03:45:09,763 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 03:45:09,764 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 03:45:09,764 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 03:45:09,764 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 03:45:09,764 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 03:45:09,764 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 03:45:09,764 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 03:45:09,764 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_f1fa4fb6-1cfb-4a04-a217-92e83bbd82e8/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 -> cf5fe32b34f3bdb04ccea0560b6f352942ab84d1 [2018-12-09 03:45:09,788 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 03:45:09,797 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 03:45:09,799 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 03:45:09,800 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 03:45:09,801 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 03:45:09,801 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f1fa4fb6-1cfb-4a04-a217-92e83bbd82e8/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label40_true-unreach-call_false-termination.c [2018-12-09 03:45:09,842 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f1fa4fb6-1cfb-4a04-a217-92e83bbd82e8/bin-2019/ukojak/data/da5dc6a44/1a85b7834a7c415db1f33870b28c2e90/FLAGb703918d5 [2018-12-09 03:45:10,293 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 03:45:10,294 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f1fa4fb6-1cfb-4a04-a217-92e83bbd82e8/sv-benchmarks/c/eca-rers2012/Problem02_label40_true-unreach-call_false-termination.c [2018-12-09 03:45:10,301 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f1fa4fb6-1cfb-4a04-a217-92e83bbd82e8/bin-2019/ukojak/data/da5dc6a44/1a85b7834a7c415db1f33870b28c2e90/FLAGb703918d5 [2018-12-09 03:45:10,309 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f1fa4fb6-1cfb-4a04-a217-92e83bbd82e8/bin-2019/ukojak/data/da5dc6a44/1a85b7834a7c415db1f33870b28c2e90 [2018-12-09 03:45:10,311 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 03:45:10,312 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 03:45:10,312 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 03:45:10,312 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 03:45:10,315 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 03:45:10,315 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 03:45:10" (1/1) ... [2018-12-09 03:45:10,317 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27d92faf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:45:10, skipping insertion in model container [2018-12-09 03:45:10,317 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 03:45:10" (1/1) ... [2018-12-09 03:45:10,321 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 03:45:10,344 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 03:45:10,518 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 03:45:10,521 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 03:45:10,613 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 03:45:10,623 INFO L195 MainTranslator]: Completed translation [2018-12-09 03:45:10,623 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:45:10 WrapperNode [2018-12-09 03:45:10,623 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 03:45:10,624 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 03:45:10,624 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 03:45:10,624 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 03:45:10,630 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:45:10" (1/1) ... [2018-12-09 03:45:10,638 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:45:10" (1/1) ... [2018-12-09 03:45:10,670 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 03:45:10,670 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 03:45:10,670 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 03:45:10,670 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 03:45:10,677 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:45:10" (1/1) ... [2018-12-09 03:45:10,678 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:45:10" (1/1) ... [2018-12-09 03:45:10,681 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:45:10" (1/1) ... [2018-12-09 03:45:10,681 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:45:10" (1/1) ... [2018-12-09 03:45:10,694 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:45:10" (1/1) ... [2018-12-09 03:45:10,703 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:45:10" (1/1) ... [2018-12-09 03:45:10,707 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:45:10" (1/1) ... [2018-12-09 03:45:10,712 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 03:45:10,712 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 03:45:10,713 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 03:45:10,713 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 03:45:10,713 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:45:10" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f1fa4fb6-1cfb-4a04-a217-92e83bbd82e8/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 03:45:10,758 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 03:45:10,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 03:45:11,796 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 03:45:11,796 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-09 03:45:11,796 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 03:45:11 BoogieIcfgContainer [2018-12-09 03:45:11,797 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 03:45:11,797 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 03:45:11,797 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 03:45:11,806 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 03:45:11,806 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 03:45:11" (1/1) ... [2018-12-09 03:45:11,816 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 03:45:11,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:11,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2018-12-09 03:45:11,842 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2018-12-09 03:45:11,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-09 03:45:11,844 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:11,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:12,044 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:45:12,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:12,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 163 states and 242 transitions. [2018-12-09 03:45:12,351 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 242 transitions. [2018-12-09 03:45:12,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-09 03:45:12,352 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:12,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:12,466 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:45:12,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:12,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 242 states and 332 transitions. [2018-12-09 03:45:12,822 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 332 transitions. [2018-12-09 03:45:12,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-12-09 03:45:12,823 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:12,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:12,874 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:45:12,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:12,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 246 states and 338 transitions. [2018-12-09 03:45:12,996 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 338 transitions. [2018-12-09 03:45:12,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-09 03:45:12,997 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:13,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:13,027 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 03:45:13,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:13,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 255 states and 354 transitions. [2018-12-09 03:45:13,274 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 354 transitions. [2018-12-09 03:45:13,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-09 03:45:13,279 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:13,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:13,312 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:45:13,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:13,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 264 states and 370 transitions. [2018-12-09 03:45:13,458 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 370 transitions. [2018-12-09 03:45:13,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-09 03:45:13,459 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:13,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:13,477 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:45:13,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:13,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 267 states and 373 transitions. [2018-12-09 03:45:13,499 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 373 transitions. [2018-12-09 03:45:13,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-09 03:45:13,499 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:13,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:13,515 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:45:13,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:13,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 271 states and 378 transitions. [2018-12-09 03:45:13,641 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 378 transitions. [2018-12-09 03:45:13,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-09 03:45:13,642 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:13,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:13,669 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-09 03:45:13,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:13,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 275 states and 385 transitions. [2018-12-09 03:45:13,854 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 385 transitions. [2018-12-09 03:45:13,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-09 03:45:13,856 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:13,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:13,888 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-09 03:45:13,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:13,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 278 states and 389 transitions. [2018-12-09 03:45:13,950 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 389 transitions. [2018-12-09 03:45:13,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-12-09 03:45:13,951 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:13,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:14,012 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:45:14,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:14,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 295 states and 419 transitions. [2018-12-09 03:45:14,321 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 419 transitions. [2018-12-09 03:45:14,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-12-09 03:45:14,322 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:14,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:14,336 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:45:14,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:14,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 302 states and 427 transitions. [2018-12-09 03:45:14,408 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 427 transitions. [2018-12-09 03:45:14,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-09 03:45:14,409 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:14,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:14,422 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:45:14,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:14,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 304 states and 429 transitions. [2018-12-09 03:45:14,438 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 429 transitions. [2018-12-09 03:45:14,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-09 03:45:14,439 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:14,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:14,453 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:45:14,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:14,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 308 states and 438 transitions. [2018-12-09 03:45:14,643 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 438 transitions. [2018-12-09 03:45:14,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-09 03:45:14,643 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:14,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:14,657 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:45:14,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:14,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 311 states and 441 transitions. [2018-12-09 03:45:14,746 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 441 transitions. [2018-12-09 03:45:14,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-09 03:45:14,747 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:14,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:14,767 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:45:14,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:14,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 314 states and 445 transitions. [2018-12-09 03:45:14,881 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 445 transitions. [2018-12-09 03:45:14,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-09 03:45:14,882 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:14,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:14,933 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:45:15,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:15,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 337 states and 476 transitions. [2018-12-09 03:45:15,353 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 476 transitions. [2018-12-09 03:45:15,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-09 03:45:15,354 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:15,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:15,434 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 03:45:15,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:15,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 416 states and 562 transitions. [2018-12-09 03:45:15,839 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 562 transitions. [2018-12-09 03:45:15,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-09 03:45:15,840 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:15,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:15,859 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:45:15,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:15,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 421 states and 568 transitions. [2018-12-09 03:45:15,986 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 568 transitions. [2018-12-09 03:45:15,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-09 03:45:15,986 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:15,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:15,999 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 03:45:16,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:16,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 426 states and 572 transitions. [2018-12-09 03:45:16,082 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 572 transitions. [2018-12-09 03:45:16,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-12-09 03:45:16,083 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:16,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:16,107 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:45:16,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:16,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 435 states and 584 transitions. [2018-12-09 03:45:16,341 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 584 transitions. [2018-12-09 03:45:16,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-12-09 03:45:16,342 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:16,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:16,367 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-09 03:45:16,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:16,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 437 states and 585 transitions. [2018-12-09 03:45:16,474 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 585 transitions. [2018-12-09 03:45:16,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-09 03:45:16,475 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:16,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:16,511 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 03:45:16,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:16,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 438 states and 587 transitions. [2018-12-09 03:45:16,630 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 587 transitions. [2018-12-09 03:45:16,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-12-09 03:45:16,630 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:16,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:16,740 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:45:17,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:17,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 466 states and 624 transitions. [2018-12-09 03:45:17,533 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 624 transitions. [2018-12-09 03:45:17,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-12-09 03:45:17,533 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:17,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:17,602 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:45:17,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:17,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 469 states and 627 transitions. [2018-12-09 03:45:17,743 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 627 transitions. [2018-12-09 03:45:17,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-12-09 03:45:17,744 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:17,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:17,833 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:45:17,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:17,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 472 states and 630 transitions. [2018-12-09 03:45:17,950 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 630 transitions. [2018-12-09 03:45:17,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-12-09 03:45:17,951 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:17,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:18,024 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:45:18,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:18,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 475 states and 633 transitions. [2018-12-09 03:45:18,140 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 633 transitions. [2018-12-09 03:45:18,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-12-09 03:45:18,141 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:18,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:18,163 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:45:18,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:18,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 488 states and 647 transitions. [2018-12-09 03:45:18,373 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 647 transitions. [2018-12-09 03:45:18,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-12-09 03:45:18,374 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:18,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:18,394 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-09 03:45:18,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:18,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 495 states and 655 transitions. [2018-12-09 03:45:18,685 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 655 transitions. [2018-12-09 03:45:18,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-12-09 03:45:18,685 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:18,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:18,743 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-12-09 03:45:19,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:19,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 499 states and 663 transitions. [2018-12-09 03:45:19,074 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 663 transitions. [2018-12-09 03:45:19,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-12-09 03:45:19,075 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:19,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:19,090 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 03:45:19,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:19,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 513 states and 679 transitions. [2018-12-09 03:45:19,340 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 679 transitions. [2018-12-09 03:45:19,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-12-09 03:45:19,341 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:19,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:19,378 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:45:19,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:19,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 528 states and 697 transitions. [2018-12-09 03:45:19,590 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 697 transitions. [2018-12-09 03:45:19,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-12-09 03:45:19,591 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:19,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:19,606 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 03:45:19,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:19,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 709 states to 540 states and 709 transitions. [2018-12-09 03:45:19,833 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 709 transitions. [2018-12-09 03:45:19,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-12-09 03:45:19,834 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:19,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:19,849 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:45:19,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:19,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 543 states and 712 transitions. [2018-12-09 03:45:19,865 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 712 transitions. [2018-12-09 03:45:19,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-12-09 03:45:19,866 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:19,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:19,883 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-09 03:45:19,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:19,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 546 states and 714 transitions. [2018-12-09 03:45:19,965 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 714 transitions. [2018-12-09 03:45:19,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-12-09 03:45:19,966 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:19,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:20,290 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 63 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 03:45:22,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:22,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 586 states and 768 transitions. [2018-12-09 03:45:22,026 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 768 transitions. [2018-12-09 03:45:22,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-12-09 03:45:22,026 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:22,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:22,061 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 63 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 03:45:22,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:22,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 602 states and 785 transitions. [2018-12-09 03:45:22,583 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 785 transitions. [2018-12-09 03:45:22,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-12-09 03:45:22,583 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:22,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:22,609 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 63 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 03:45:23,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:23,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 797 states to 614 states and 797 transitions. [2018-12-09 03:45:23,007 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 797 transitions. [2018-12-09 03:45:23,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-09 03:45:23,007 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:23,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:23,023 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 03:45:23,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:23,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 802 states to 619 states and 802 transitions. [2018-12-09 03:45:23,392 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 802 transitions. [2018-12-09 03:45:23,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-09 03:45:23,392 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:23,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:23,415 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 03:45:23,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:23,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 805 states to 623 states and 805 transitions. [2018-12-09 03:45:23,504 INFO L276 IsEmpty]: Start isEmpty. Operand 623 states and 805 transitions. [2018-12-09 03:45:23,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-12-09 03:45:23,505 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:23,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:23,538 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-09 03:45:23,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:23,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 819 states to 636 states and 819 transitions. [2018-12-09 03:45:23,687 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 819 transitions. [2018-12-09 03:45:23,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-12-09 03:45:23,688 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:23,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:23,717 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-09 03:45:23,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:23,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820 states to 637 states and 820 transitions. [2018-12-09 03:45:23,854 INFO L276 IsEmpty]: Start isEmpty. Operand 637 states and 820 transitions. [2018-12-09 03:45:23,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-12-09 03:45:23,854 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:23,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:23,871 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:45:23,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:23,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 855 states to 667 states and 855 transitions. [2018-12-09 03:45:23,970 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 855 transitions. [2018-12-09 03:45:23,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-12-09 03:45:23,970 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:23,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:23,986 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:45:24,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:24,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 857 states to 668 states and 857 transitions. [2018-12-09 03:45:24,143 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 857 transitions. [2018-12-09 03:45:24,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-12-09 03:45:24,143 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:24,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:24,159 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:45:24,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:24,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 860 states to 671 states and 860 transitions. [2018-12-09 03:45:24,314 INFO L276 IsEmpty]: Start isEmpty. Operand 671 states and 860 transitions. [2018-12-09 03:45:24,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-12-09 03:45:24,315 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:24,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:24,460 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 75 proven. 8 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-12-09 03:45:24,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:24,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 705 states and 896 transitions. [2018-12-09 03:45:24,898 INFO L276 IsEmpty]: Start isEmpty. Operand 705 states and 896 transitions. [2018-12-09 03:45:24,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-12-09 03:45:24,899 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:24,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:24,919 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:45:24,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:24,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 914 states to 721 states and 914 transitions. [2018-12-09 03:45:24,975 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 914 transitions. [2018-12-09 03:45:24,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-12-09 03:45:24,976 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:24,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:25,073 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:45:25,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:25,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 938 states to 743 states and 938 transitions. [2018-12-09 03:45:25,384 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states and 938 transitions. [2018-12-09 03:45:25,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-09 03:45:25,385 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:25,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:25,404 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:45:25,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:25,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 940 states to 745 states and 940 transitions. [2018-12-09 03:45:25,420 INFO L276 IsEmpty]: Start isEmpty. Operand 745 states and 940 transitions. [2018-12-09 03:45:25,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-12-09 03:45:25,421 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:25,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:25,732 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 71 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:45:28,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:28,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1018 states to 809 states and 1018 transitions. [2018-12-09 03:45:28,997 INFO L276 IsEmpty]: Start isEmpty. Operand 809 states and 1018 transitions. [2018-12-09 03:45:28,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-12-09 03:45:28,997 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:29,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:29,034 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 71 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:45:29,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:29,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1022 states to 812 states and 1022 transitions. [2018-12-09 03:45:29,254 INFO L276 IsEmpty]: Start isEmpty. Operand 812 states and 1022 transitions. [2018-12-09 03:45:29,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-12-09 03:45:29,255 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:29,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:29,290 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 71 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:45:29,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:29,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1026 states to 815 states and 1026 transitions. [2018-12-09 03:45:29,524 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 1026 transitions. [2018-12-09 03:45:29,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-12-09 03:45:29,525 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:29,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:29,568 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:45:29,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:29,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1058 states to 843 states and 1058 transitions. [2018-12-09 03:45:29,643 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 1058 transitions. [2018-12-09 03:45:29,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-12-09 03:45:29,643 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:29,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:29,671 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 03:45:30,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:30,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1109 states to 886 states and 1109 transitions. [2018-12-09 03:45:30,628 INFO L276 IsEmpty]: Start isEmpty. Operand 886 states and 1109 transitions. [2018-12-09 03:45:30,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-12-09 03:45:30,629 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:30,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:30,664 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 03:45:30,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:30,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1109 states to 887 states and 1109 transitions. [2018-12-09 03:45:30,826 INFO L276 IsEmpty]: Start isEmpty. Operand 887 states and 1109 transitions. [2018-12-09 03:45:30,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-09 03:45:30,826 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:30,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:31,145 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:45:34,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:34,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1179 states to 949 states and 1179 transitions. [2018-12-09 03:45:34,222 INFO L276 IsEmpty]: Start isEmpty. Operand 949 states and 1179 transitions. [2018-12-09 03:45:34,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-12-09 03:45:34,223 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:34,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:34,249 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-09 03:45:34,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:34,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1202 states to 969 states and 1202 transitions. [2018-12-09 03:45:34,852 INFO L276 IsEmpty]: Start isEmpty. Operand 969 states and 1202 transitions. [2018-12-09 03:45:34,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-12-09 03:45:34,852 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:34,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:35,016 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 03:45:35,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:35,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1223 states to 984 states and 1223 transitions. [2018-12-09 03:45:35,840 INFO L276 IsEmpty]: Start isEmpty. Operand 984 states and 1223 transitions. [2018-12-09 03:45:35,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-12-09 03:45:35,841 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:35,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:35,947 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 03:45:36,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:36,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1228 states to 988 states and 1228 transitions. [2018-12-09 03:45:36,283 INFO L276 IsEmpty]: Start isEmpty. Operand 988 states and 1228 transitions. [2018-12-09 03:45:36,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-12-09 03:45:36,283 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:36,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:36,376 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 03:45:36,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:36,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1240 states to 1000 states and 1240 transitions. [2018-12-09 03:45:36,863 INFO L276 IsEmpty]: Start isEmpty. Operand 1000 states and 1240 transitions. [2018-12-09 03:45:36,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-12-09 03:45:36,864 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:36,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:36,886 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 03:45:37,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:37,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1251 states to 1012 states and 1251 transitions. [2018-12-09 03:45:37,029 INFO L276 IsEmpty]: Start isEmpty. Operand 1012 states and 1251 transitions. [2018-12-09 03:45:37,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-12-09 03:45:37,030 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:37,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:37,050 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 03:45:37,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:37,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1255 states to 1017 states and 1255 transitions. [2018-12-09 03:45:37,168 INFO L276 IsEmpty]: Start isEmpty. Operand 1017 states and 1255 transitions. [2018-12-09 03:45:37,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-12-09 03:45:37,169 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:37,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:37,207 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:45:37,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:37,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1265 states to 1022 states and 1265 transitions. [2018-12-09 03:45:37,747 INFO L276 IsEmpty]: Start isEmpty. Operand 1022 states and 1265 transitions. [2018-12-09 03:45:37,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-09 03:45:37,748 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:37,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:37,995 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 78 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:45:39,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:39,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1299 states to 1048 states and 1299 transitions. [2018-12-09 03:45:39,436 INFO L276 IsEmpty]: Start isEmpty. Operand 1048 states and 1299 transitions. [2018-12-09 03:45:39,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-09 03:45:39,436 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:39,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:39,452 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-09 03:45:39,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:39,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1302 states to 1051 states and 1302 transitions. [2018-12-09 03:45:39,607 INFO L276 IsEmpty]: Start isEmpty. Operand 1051 states and 1302 transitions. [2018-12-09 03:45:39,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-09 03:45:39,608 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:39,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:39,666 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 78 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:45:39,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:39,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1313 states to 1063 states and 1313 transitions. [2018-12-09 03:45:39,984 INFO L276 IsEmpty]: Start isEmpty. Operand 1063 states and 1313 transitions. [2018-12-09 03:45:39,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-09 03:45:39,985 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:39,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:40,025 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 78 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:45:40,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:40,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1325 states to 1076 states and 1325 transitions. [2018-12-09 03:45:40,334 INFO L276 IsEmpty]: Start isEmpty. Operand 1076 states and 1325 transitions. [2018-12-09 03:45:40,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-09 03:45:40,334 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:40,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:40,362 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-09 03:45:40,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:40,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1330 states to 1081 states and 1330 transitions. [2018-12-09 03:45:40,589 INFO L276 IsEmpty]: Start isEmpty. Operand 1081 states and 1330 transitions. [2018-12-09 03:45:40,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-09 03:45:40,590 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:40,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:40,610 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-09 03:45:40,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:40,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1331 states to 1082 states and 1331 transitions. [2018-12-09 03:45:40,847 INFO L276 IsEmpty]: Start isEmpty. Operand 1082 states and 1331 transitions. [2018-12-09 03:45:40,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-09 03:45:40,848 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:40,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:40,882 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-09 03:45:41,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:41,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1333 states to 1085 states and 1333 transitions. [2018-12-09 03:45:41,013 INFO L276 IsEmpty]: Start isEmpty. Operand 1085 states and 1333 transitions. [2018-12-09 03:45:41,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-12-09 03:45:41,014 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:41,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:41,036 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-09 03:45:42,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:42,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1360 states to 1111 states and 1360 transitions. [2018-12-09 03:45:42,168 INFO L276 IsEmpty]: Start isEmpty. Operand 1111 states and 1360 transitions. [2018-12-09 03:45:42,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-12-09 03:45:42,169 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:42,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:42,257 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 76 proven. 8 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-09 03:45:42,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:42,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1386 states to 1135 states and 1386 transitions. [2018-12-09 03:45:42,676 INFO L276 IsEmpty]: Start isEmpty. Operand 1135 states and 1386 transitions. [2018-12-09 03:45:42,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-12-09 03:45:42,677 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:42,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:42,762 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 76 proven. 8 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-09 03:45:43,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:43,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1399 states to 1148 states and 1399 transitions. [2018-12-09 03:45:43,016 INFO L276 IsEmpty]: Start isEmpty. Operand 1148 states and 1399 transitions. [2018-12-09 03:45:43,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-12-09 03:45:43,017 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:43,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:43,035 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:45:43,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:43,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1401 states to 1149 states and 1401 transitions. [2018-12-09 03:45:43,248 INFO L276 IsEmpty]: Start isEmpty. Operand 1149 states and 1401 transitions. [2018-12-09 03:45:43,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-12-09 03:45:43,249 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:43,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:43,268 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:45:43,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:43,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1404 states to 1152 states and 1404 transitions. [2018-12-09 03:45:43,421 INFO L276 IsEmpty]: Start isEmpty. Operand 1152 states and 1404 transitions. [2018-12-09 03:45:43,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-12-09 03:45:43,422 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:43,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:43,501 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:45:43,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:43,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1423 states to 1167 states and 1423 transitions. [2018-12-09 03:45:43,968 INFO L276 IsEmpty]: Start isEmpty. Operand 1167 states and 1423 transitions. [2018-12-09 03:45:43,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-12-09 03:45:43,969 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:43,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:44,042 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:45:44,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:44,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1426 states to 1170 states and 1426 transitions. [2018-12-09 03:45:44,269 INFO L276 IsEmpty]: Start isEmpty. Operand 1170 states and 1426 transitions. [2018-12-09 03:45:44,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-09 03:45:44,270 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:44,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:44,303 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 03:45:44,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:44,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1430 states to 1174 states and 1430 transitions. [2018-12-09 03:45:44,325 INFO L276 IsEmpty]: Start isEmpty. Operand 1174 states and 1430 transitions. [2018-12-09 03:45:44,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-09 03:45:44,325 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:44,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:44,358 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-09 03:45:44,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:44,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1431 states to 1175 states and 1431 transitions. [2018-12-09 03:45:44,387 INFO L276 IsEmpty]: Start isEmpty. Operand 1175 states and 1431 transitions. [2018-12-09 03:45:44,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-12-09 03:45:44,388 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:44,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:44,413 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 03:45:44,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:44,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1454 states to 1195 states and 1454 transitions. [2018-12-09 03:45:44,782 INFO L276 IsEmpty]: Start isEmpty. Operand 1195 states and 1454 transitions. [2018-12-09 03:45:44,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-12-09 03:45:44,782 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:44,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:45,249 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 128 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 03:45:47,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:47,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1485 states to 1220 states and 1485 transitions. [2018-12-09 03:45:47,780 INFO L276 IsEmpty]: Start isEmpty. Operand 1220 states and 1485 transitions. [2018-12-09 03:45:47,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-12-09 03:45:47,781 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:47,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:47,821 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 128 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 03:45:48,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:48,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1488 states to 1223 states and 1488 transitions. [2018-12-09 03:45:48,166 INFO L276 IsEmpty]: Start isEmpty. Operand 1223 states and 1488 transitions. [2018-12-09 03:45:48,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-12-09 03:45:48,167 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:48,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:48,210 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 128 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 03:45:48,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:48,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1491 states to 1226 states and 1491 transitions. [2018-12-09 03:45:48,515 INFO L276 IsEmpty]: Start isEmpty. Operand 1226 states and 1491 transitions. [2018-12-09 03:45:48,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-12-09 03:45:48,515 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:48,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:48,536 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 03:45:48,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:48,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1496 states to 1230 states and 1496 transitions. [2018-12-09 03:45:48,560 INFO L276 IsEmpty]: Start isEmpty. Operand 1230 states and 1496 transitions. [2018-12-09 03:45:48,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-12-09 03:45:48,561 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:48,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:48,584 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-09 03:45:48,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:48,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1500 states to 1235 states and 1500 transitions. [2018-12-09 03:45:48,955 INFO L276 IsEmpty]: Start isEmpty. Operand 1235 states and 1500 transitions. [2018-12-09 03:45:48,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-12-09 03:45:48,956 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:48,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:49,057 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-09 03:45:50,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:50,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1517 states to 1251 states and 1517 transitions. [2018-12-09 03:45:50,169 INFO L276 IsEmpty]: Start isEmpty. Operand 1251 states and 1517 transitions. [2018-12-09 03:45:50,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-12-09 03:45:50,170 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:50,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:50,278 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-09 03:45:50,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:50,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1528 states to 1263 states and 1528 transitions. [2018-12-09 03:45:50,806 INFO L276 IsEmpty]: Start isEmpty. Operand 1263 states and 1528 transitions. [2018-12-09 03:45:50,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-12-09 03:45:50,807 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:50,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:50,837 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 84 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-09 03:45:51,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:51,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1552 states to 1283 states and 1552 transitions. [2018-12-09 03:45:51,309 INFO L276 IsEmpty]: Start isEmpty. Operand 1283 states and 1552 transitions. [2018-12-09 03:45:51,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-12-09 03:45:51,310 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:51,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:51,346 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 03:45:53,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:53,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1579 states to 1308 states and 1579 transitions. [2018-12-09 03:45:53,928 INFO L276 IsEmpty]: Start isEmpty. Operand 1308 states and 1579 transitions. [2018-12-09 03:45:53,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-12-09 03:45:53,929 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:53,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:53,980 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 132 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-09 03:45:54,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:54,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1616 states to 1341 states and 1616 transitions. [2018-12-09 03:45:54,350 INFO L276 IsEmpty]: Start isEmpty. Operand 1341 states and 1616 transitions. [2018-12-09 03:45:54,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-12-09 03:45:54,351 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:54,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:54,390 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-09 03:45:54,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:54,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1621 states to 1347 states and 1621 transitions. [2018-12-09 03:45:54,420 INFO L276 IsEmpty]: Start isEmpty. Operand 1347 states and 1621 transitions. [2018-12-09 03:45:54,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-12-09 03:45:54,420 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:54,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:54,457 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 97 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 03:45:54,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:54,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1629 states to 1354 states and 1629 transitions. [2018-12-09 03:45:54,863 INFO L276 IsEmpty]: Start isEmpty. Operand 1354 states and 1629 transitions. [2018-12-09 03:45:54,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-12-09 03:45:54,864 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:54,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:54,886 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 03:45:55,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:55,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1672 states to 1392 states and 1672 transitions. [2018-12-09 03:45:55,685 INFO L276 IsEmpty]: Start isEmpty. Operand 1392 states and 1672 transitions. [2018-12-09 03:45:55,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-12-09 03:45:55,685 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:55,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:55,707 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-09 03:45:55,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:55,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1674 states to 1395 states and 1674 transitions. [2018-12-09 03:45:55,845 INFO L276 IsEmpty]: Start isEmpty. Operand 1395 states and 1674 transitions. [2018-12-09 03:45:55,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-12-09 03:45:55,846 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:55,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:55,871 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-09 03:45:56,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:56,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1679 states to 1401 states and 1679 transitions. [2018-12-09 03:45:56,026 INFO L276 IsEmpty]: Start isEmpty. Operand 1401 states and 1679 transitions. [2018-12-09 03:45:56,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-12-09 03:45:56,026 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:56,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:56,071 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 106 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 03:45:57,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:57,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1699 states to 1422 states and 1699 transitions. [2018-12-09 03:45:57,978 INFO L276 IsEmpty]: Start isEmpty. Operand 1422 states and 1699 transitions. [2018-12-09 03:45:58,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-12-09 03:45:58,004 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:58,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:58,159 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-09 03:45:59,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:59,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1716 states to 1432 states and 1716 transitions. [2018-12-09 03:45:59,238 INFO L276 IsEmpty]: Start isEmpty. Operand 1432 states and 1716 transitions. [2018-12-09 03:45:59,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-12-09 03:45:59,238 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:59,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:59,270 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-09 03:45:59,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:59,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1719 states to 1435 states and 1719 transitions. [2018-12-09 03:45:59,520 INFO L276 IsEmpty]: Start isEmpty. Operand 1435 states and 1719 transitions. [2018-12-09 03:45:59,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-12-09 03:45:59,520 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:59,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:59,542 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-09 03:45:59,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:59,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1722 states to 1438 states and 1722 transitions. [2018-12-09 03:45:59,801 INFO L276 IsEmpty]: Start isEmpty. Operand 1438 states and 1722 transitions. [2018-12-09 03:45:59,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-12-09 03:45:59,802 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:59,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:45:59,898 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 108 proven. 8 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-09 03:45:59,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:45:59,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1732 states to 1447 states and 1732 transitions. [2018-12-09 03:45:59,939 INFO L276 IsEmpty]: Start isEmpty. Operand 1447 states and 1732 transitions. [2018-12-09 03:45:59,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-12-09 03:45:59,940 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:45:59,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:46:00,041 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 108 proven. 8 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-09 03:46:00,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:46:00,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1733 states to 1448 states and 1733 transitions. [2018-12-09 03:46:00,280 INFO L276 IsEmpty]: Start isEmpty. Operand 1448 states and 1733 transitions. [2018-12-09 03:46:00,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-12-09 03:46:00,281 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:46:00,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:46:00,377 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 108 proven. 8 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-09 03:46:00,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:46:00,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1755 states to 1471 states and 1755 transitions. [2018-12-09 03:46:00,638 INFO L276 IsEmpty]: Start isEmpty. Operand 1471 states and 1755 transitions. [2018-12-09 03:46:00,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-12-09 03:46:00,639 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:46:00,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:46:00,931 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 99 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:46:03,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:46:03,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1792 states to 1504 states and 1792 transitions. [2018-12-09 03:46:03,088 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1792 transitions. [2018-12-09 03:46:03,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-12-09 03:46:03,089 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:46:03,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:46:03,124 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 99 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:46:03,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:46:03,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1795 states to 1507 states and 1795 transitions. [2018-12-09 03:46:03,450 INFO L276 IsEmpty]: Start isEmpty. Operand 1507 states and 1795 transitions. [2018-12-09 03:46:03,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-12-09 03:46:03,451 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:46:03,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:46:03,644 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 03:46:04,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:46:04,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1828 states to 1536 states and 1828 transitions. [2018-12-09 03:46:04,493 INFO L276 IsEmpty]: Start isEmpty. Operand 1536 states and 1828 transitions. [2018-12-09 03:46:04,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-12-09 03:46:04,494 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:46:04,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:46:04,648 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-09 03:46:05,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:46:05,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1836 states to 1541 states and 1836 transitions. [2018-12-09 03:46:05,373 INFO L276 IsEmpty]: Start isEmpty. Operand 1541 states and 1836 transitions. [2018-12-09 03:46:05,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-12-09 03:46:05,374 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:46:05,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:46:05,401 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-12-09 03:46:05,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:46:05,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1840 states to 1546 states and 1840 transitions. [2018-12-09 03:46:05,564 INFO L276 IsEmpty]: Start isEmpty. Operand 1546 states and 1840 transitions. [2018-12-09 03:46:05,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-12-09 03:46:05,564 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:46:05,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:46:05,645 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-09 03:46:05,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:46:05,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1843 states to 1549 states and 1843 transitions. [2018-12-09 03:46:05,710 INFO L276 IsEmpty]: Start isEmpty. Operand 1549 states and 1843 transitions. [2018-12-09 03:46:05,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-12-09 03:46:05,711 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:46:05,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:46:05,924 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 03:46:08,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:46:08,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1924 states to 1625 states and 1924 transitions. [2018-12-09 03:46:08,785 INFO L276 IsEmpty]: Start isEmpty. Operand 1625 states and 1924 transitions. [2018-12-09 03:46:08,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-12-09 03:46:08,786 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:46:08,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:46:08,809 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-09 03:46:08,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:46:08,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1927 states to 1628 states and 1927 transitions. [2018-12-09 03:46:08,830 INFO L276 IsEmpty]: Start isEmpty. Operand 1628 states and 1927 transitions. [2018-12-09 03:46:08,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-12-09 03:46:08,831 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:46:08,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:46:08,937 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 137 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 03:46:10,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:46:10,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1976 states to 1675 states and 1976 transitions. [2018-12-09 03:46:10,392 INFO L276 IsEmpty]: Start isEmpty. Operand 1675 states and 1976 transitions. [2018-12-09 03:46:10,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-12-09 03:46:10,393 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:46:10,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:46:10,514 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 137 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 03:46:11,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:46:11,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1991 states to 1689 states and 1991 transitions. [2018-12-09 03:46:11,022 INFO L276 IsEmpty]: Start isEmpty. Operand 1689 states and 1991 transitions. [2018-12-09 03:46:11,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-12-09 03:46:11,022 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:46:11,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:46:11,912 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 146 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:46:16,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:46:16,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2087 states to 1764 states and 2087 transitions. [2018-12-09 03:46:16,665 INFO L276 IsEmpty]: Start isEmpty. Operand 1764 states and 2087 transitions. [2018-12-09 03:46:16,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-12-09 03:46:16,666 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:46:16,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:46:16,782 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 146 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:46:18,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:46:18,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2099 states to 1775 states and 2099 transitions. [2018-12-09 03:46:18,001 INFO L276 IsEmpty]: Start isEmpty. Operand 1775 states and 2099 transitions. [2018-12-09 03:46:18,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-09 03:46:18,002 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:46:18,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:46:18,061 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 4 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-12-09 03:46:18,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:46:18,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2135 states to 1807 states and 2135 transitions. [2018-12-09 03:46:18,760 INFO L276 IsEmpty]: Start isEmpty. Operand 1807 states and 2135 transitions. [2018-12-09 03:46:18,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-09 03:46:18,761 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:46:18,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:46:19,052 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:46:21,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:46:21,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2151 states to 1818 states and 2151 transitions. [2018-12-09 03:46:21,124 INFO L276 IsEmpty]: Start isEmpty. Operand 1818 states and 2151 transitions. [2018-12-09 03:46:21,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-09 03:46:21,125 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:46:21,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:46:21,152 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:46:21,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:46:21,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2155 states to 1823 states and 2155 transitions. [2018-12-09 03:46:21,557 INFO L276 IsEmpty]: Start isEmpty. Operand 1823 states and 2155 transitions. [2018-12-09 03:46:21,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-12-09 03:46:21,558 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:46:21,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:46:21,584 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-12-09 03:46:21,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:46:21,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2159 states to 1828 states and 2159 transitions. [2018-12-09 03:46:21,983 INFO L276 IsEmpty]: Start isEmpty. Operand 1828 states and 2159 transitions. [2018-12-09 03:46:21,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-12-09 03:46:21,985 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:46:21,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:46:22,019 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 109 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-09 03:46:22,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:46:22,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2165 states to 1832 states and 2165 transitions. [2018-12-09 03:46:22,316 INFO L276 IsEmpty]: Start isEmpty. Operand 1832 states and 2165 transitions. [2018-12-09 03:46:22,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-12-09 03:46:22,317 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:46:22,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:46:22,345 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 109 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-09 03:46:22,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:46:22,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2168 states to 1835 states and 2168 transitions. [2018-12-09 03:46:22,647 INFO L276 IsEmpty]: Start isEmpty. Operand 1835 states and 2168 transitions. [2018-12-09 03:46:22,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-12-09 03:46:22,648 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:46:22,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:46:22,703 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 109 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-09 03:46:22,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:46:22,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2171 states to 1838 states and 2171 transitions. [2018-12-09 03:46:22,997 INFO L276 IsEmpty]: Start isEmpty. Operand 1838 states and 2171 transitions. [2018-12-09 03:46:22,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-12-09 03:46:22,998 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:46:23,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:46:23,116 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 153 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:46:24,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:46:24,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2184 states to 1845 states and 2184 transitions. [2018-12-09 03:46:24,474 INFO L276 IsEmpty]: Start isEmpty. Operand 1845 states and 2184 transitions. [2018-12-09 03:46:24,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-12-09 03:46:24,476 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:46:24,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:46:24,611 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 153 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:46:24,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:46:24,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2186 states to 1847 states and 2186 transitions. [2018-12-09 03:46:24,924 INFO L276 IsEmpty]: Start isEmpty. Operand 1847 states and 2186 transitions. [2018-12-09 03:46:24,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-12-09 03:46:24,925 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:46:24,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:46:24,974 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 148 proven. 4 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 03:46:25,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:46:25,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2191 states to 1851 states and 2191 transitions. [2018-12-09 03:46:25,635 INFO L276 IsEmpty]: Start isEmpty. Operand 1851 states and 2191 transitions. [2018-12-09 03:46:25,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-12-09 03:46:25,636 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:46:25,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:46:25,809 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-09 03:46:27,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:46:27,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2257 states to 1915 states and 2257 transitions. [2018-12-09 03:46:27,037 INFO L276 IsEmpty]: Start isEmpty. Operand 1915 states and 2257 transitions. [2018-12-09 03:46:27,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-12-09 03:46:27,038 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:46:27,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:46:27,100 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-09 03:46:27,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:46:27,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2270 states to 1929 states and 2270 transitions. [2018-12-09 03:46:27,366 INFO L276 IsEmpty]: Start isEmpty. Operand 1929 states and 2270 transitions. [2018-12-09 03:46:27,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-12-09 03:46:27,368 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:46:27,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:46:27,758 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-09 03:46:34,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:46:34,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2339 states to 1992 states and 2339 transitions. [2018-12-09 03:46:34,547 INFO L276 IsEmpty]: Start isEmpty. Operand 1992 states and 2339 transitions. [2018-12-09 03:46:34,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-12-09 03:46:34,548 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:46:34,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:46:34,641 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 122 proven. 16 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-09 03:46:36,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:46:36,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2380 states to 2025 states and 2380 transitions. [2018-12-09 03:46:36,375 INFO L276 IsEmpty]: Start isEmpty. Operand 2025 states and 2380 transitions. [2018-12-09 03:46:36,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-12-09 03:46:36,377 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:46:36,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:46:36,485 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 122 proven. 16 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-09 03:46:36,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:46:36,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2383 states to 2028 states and 2383 transitions. [2018-12-09 03:46:36,837 INFO L276 IsEmpty]: Start isEmpty. Operand 2028 states and 2383 transitions. [2018-12-09 03:46:36,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-12-09 03:46:36,838 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:46:36,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:46:36,942 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 122 proven. 16 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-09 03:46:37,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:46:37,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2386 states to 2031 states and 2386 transitions. [2018-12-09 03:46:37,307 INFO L276 IsEmpty]: Start isEmpty. Operand 2031 states and 2386 transitions. [2018-12-09 03:46:37,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-12-09 03:46:37,308 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:46:37,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:46:37,402 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 122 proven. 16 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-09 03:46:37,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:46:37,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2389 states to 2034 states and 2389 transitions. [2018-12-09 03:46:37,740 INFO L276 IsEmpty]: Start isEmpty. Operand 2034 states and 2389 transitions. [2018-12-09 03:46:37,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-12-09 03:46:37,741 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:46:37,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:46:37,775 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 114 proven. 10 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-09 03:46:42,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:46:42,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2498 states to 2115 states and 2498 transitions. [2018-12-09 03:46:42,731 INFO L276 IsEmpty]: Start isEmpty. Operand 2115 states and 2498 transitions. [2018-12-09 03:46:42,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-12-09 03:46:42,732 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:46:42,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:46:42,767 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 114 proven. 10 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-09 03:46:44,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:46:44,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2533 states to 2149 states and 2533 transitions. [2018-12-09 03:46:44,803 INFO L276 IsEmpty]: Start isEmpty. Operand 2149 states and 2533 transitions. [2018-12-09 03:46:44,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-12-09 03:46:44,804 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:46:44,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:46:44,858 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 114 proven. 10 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-09 03:46:46,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:46:46,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2579 states to 2196 states and 2579 transitions. [2018-12-09 03:46:46,052 INFO L276 IsEmpty]: Start isEmpty. Operand 2196 states and 2579 transitions. [2018-12-09 03:46:46,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-12-09 03:46:46,053 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:46:46,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:46:46,087 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 114 proven. 10 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-09 03:46:46,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:46:46,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2590 states to 2208 states and 2590 transitions. [2018-12-09 03:46:46,521 INFO L276 IsEmpty]: Start isEmpty. Operand 2208 states and 2590 transitions. [2018-12-09 03:46:46,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-12-09 03:46:46,522 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:46:46,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:46:46,547 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-09 03:46:46,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:46:46,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2597 states to 2213 states and 2597 transitions. [2018-12-09 03:46:46,802 INFO L276 IsEmpty]: Start isEmpty. Operand 2213 states and 2597 transitions. [2018-12-09 03:46:46,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-12-09 03:46:46,803 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:46:46,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:46:46,828 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-09 03:46:46,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:46:46,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2598 states to 2215 states and 2598 transitions. [2018-12-09 03:46:46,994 INFO L276 IsEmpty]: Start isEmpty. Operand 2215 states and 2598 transitions. [2018-12-09 03:46:46,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-12-09 03:46:46,995 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:46:47,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:46:47,093 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 170 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 03:46:48,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:46:48,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2609 states to 2221 states and 2609 transitions. [2018-12-09 03:46:48,013 INFO L276 IsEmpty]: Start isEmpty. Operand 2221 states and 2609 transitions. [2018-12-09 03:46:48,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-12-09 03:46:48,014 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:46:48,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:46:48,044 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-09 03:46:50,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:46:50,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2659 states to 2269 states and 2659 transitions. [2018-12-09 03:46:50,528 INFO L276 IsEmpty]: Start isEmpty. Operand 2269 states and 2659 transitions. [2018-12-09 03:46:50,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-12-09 03:46:50,529 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:46:50,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:46:50,558 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-09 03:46:50,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:46:50,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2663 states to 2274 states and 2663 transitions. [2018-12-09 03:46:50,945 INFO L276 IsEmpty]: Start isEmpty. Operand 2274 states and 2663 transitions. [2018-12-09 03:46:50,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-12-09 03:46:50,946 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:46:50,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:46:50,972 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 170 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-12-09 03:46:51,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:46:51,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2683 states to 2295 states and 2683 transitions. [2018-12-09 03:46:51,430 INFO L276 IsEmpty]: Start isEmpty. Operand 2295 states and 2683 transitions. [2018-12-09 03:46:51,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-12-09 03:46:51,431 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:46:51,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:46:51,468 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 177 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-09 03:46:51,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:46:51,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2684 states to 2296 states and 2684 transitions. [2018-12-09 03:46:51,835 INFO L276 IsEmpty]: Start isEmpty. Operand 2296 states and 2684 transitions. [2018-12-09 03:46:51,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-12-09 03:46:51,836 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:46:51,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:46:51,869 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 177 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-09 03:46:52,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:46:52,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2687 states to 2299 states and 2687 transitions. [2018-12-09 03:46:52,149 INFO L276 IsEmpty]: Start isEmpty. Operand 2299 states and 2687 transitions. [2018-12-09 03:46:52,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-12-09 03:46:52,150 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:46:52,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:46:53,765 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 161 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-09 03:47:00,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:47:00,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2725 states to 2330 states and 2725 transitions. [2018-12-09 03:47:00,615 INFO L276 IsEmpty]: Start isEmpty. Operand 2330 states and 2725 transitions. [2018-12-09 03:47:00,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-12-09 03:47:00,616 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:47:00,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:47:00,699 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 161 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-09 03:47:02,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:47:02,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2739 states to 2345 states and 2739 transitions. [2018-12-09 03:47:02,838 INFO L276 IsEmpty]: Start isEmpty. Operand 2345 states and 2739 transitions. [2018-12-09 03:47:02,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-12-09 03:47:02,839 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:47:02,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:47:03,751 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-09 03:47:05,197 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 37 [2018-12-09 03:47:10,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:47:10,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2803 states to 2406 states and 2803 transitions. [2018-12-09 03:47:10,750 INFO L276 IsEmpty]: Start isEmpty. Operand 2406 states and 2803 transitions. [2018-12-09 03:47:10,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-12-09 03:47:10,751 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:47:10,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:47:10,843 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-09 03:47:13,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:47:13,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2826 states to 2431 states and 2826 transitions. [2018-12-09 03:47:13,559 INFO L276 IsEmpty]: Start isEmpty. Operand 2431 states and 2826 transitions. [2018-12-09 03:47:13,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-12-09 03:47:13,560 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:47:13,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:47:13,688 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-09 03:47:14,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:47:14,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2838 states to 2444 states and 2838 transitions. [2018-12-09 03:47:14,764 INFO L276 IsEmpty]: Start isEmpty. Operand 2444 states and 2838 transitions. [2018-12-09 03:47:14,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-12-09 03:47:14,765 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:47:14,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:47:15,813 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 175 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:47:20,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:47:20,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2889 states to 2483 states and 2889 transitions. [2018-12-09 03:47:20,629 INFO L276 IsEmpty]: Start isEmpty. Operand 2483 states and 2889 transitions. [2018-12-09 03:47:20,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-12-09 03:47:20,631 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:47:20,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:47:21,041 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 175 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:47:21,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:47:21,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2895 states to 2490 states and 2895 transitions. [2018-12-09 03:47:21,953 INFO L276 IsEmpty]: Start isEmpty. Operand 2490 states and 2895 transitions. [2018-12-09 03:47:21,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-12-09 03:47:21,955 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:47:21,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:47:22,371 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 175 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:47:22,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:47:22,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2898 states to 2494 states and 2898 transitions. [2018-12-09 03:47:22,444 INFO L276 IsEmpty]: Start isEmpty. Operand 2494 states and 2898 transitions. [2018-12-09 03:47:22,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-12-09 03:47:22,445 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:47:22,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:47:22,849 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 174 proven. 68 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:47:23,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:47:23,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2921 states to 2513 states and 2921 transitions. [2018-12-09 03:47:23,968 INFO L276 IsEmpty]: Start isEmpty. Operand 2513 states and 2921 transitions. [2018-12-09 03:47:23,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-12-09 03:47:23,969 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:47:23,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:47:24,379 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 174 proven. 68 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:47:25,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:47:25,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2924 states to 2515 states and 2924 transitions. [2018-12-09 03:47:25,180 INFO L276 IsEmpty]: Start isEmpty. Operand 2515 states and 2924 transitions. [2018-12-09 03:47:25,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-12-09 03:47:25,182 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:47:25,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:47:26,505 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 178 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 03:47:31,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:47:31,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2966 states to 2550 states and 2966 transitions. [2018-12-09 03:47:31,311 INFO L276 IsEmpty]: Start isEmpty. Operand 2550 states and 2966 transitions. [2018-12-09 03:47:31,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-12-09 03:47:31,313 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:47:31,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:47:31,428 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 178 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 03:47:36,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:47:36,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3003 states to 2588 states and 3003 transitions. [2018-12-09 03:47:36,953 INFO L276 IsEmpty]: Start isEmpty. Operand 2588 states and 3003 transitions. [2018-12-09 03:47:36,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-12-09 03:47:36,954 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:47:36,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:47:37,061 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 178 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 03:47:39,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:47:39,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3022 states to 2607 states and 3022 transitions. [2018-12-09 03:47:39,376 INFO L276 IsEmpty]: Start isEmpty. Operand 2607 states and 3022 transitions. [2018-12-09 03:47:39,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-12-09 03:47:39,377 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:47:39,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:47:40,405 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-09 03:47:48,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:47:48,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3060 states to 2643 states and 3060 transitions. [2018-12-09 03:47:48,966 INFO L276 IsEmpty]: Start isEmpty. Operand 2643 states and 3060 transitions. [2018-12-09 03:47:48,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-12-09 03:47:48,967 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:47:48,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:47:49,061 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-09 03:47:51,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:47:51,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3069 states to 2654 states and 3069 transitions. [2018-12-09 03:47:51,019 INFO L276 IsEmpty]: Start isEmpty. Operand 2654 states and 3069 transitions. [2018-12-09 03:47:51,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-12-09 03:47:51,020 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:47:51,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:47:51,066 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2018-12-09 03:47:51,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:47:51,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3077 states to 2659 states and 3077 transitions. [2018-12-09 03:47:51,365 INFO L276 IsEmpty]: Start isEmpty. Operand 2659 states and 3077 transitions. [2018-12-09 03:47:51,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-12-09 03:47:51,366 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:47:51,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:47:51,641 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 141 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-12-09 03:47:53,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:47:53,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3159 states to 2738 states and 3159 transitions. [2018-12-09 03:47:53,424 INFO L276 IsEmpty]: Start isEmpty. Operand 2738 states and 3159 transitions. [2018-12-09 03:47:53,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-12-09 03:47:53,425 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:47:53,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:47:53,469 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 200 proven. 1 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-12-09 03:47:55,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:47:55,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3198 states to 2776 states and 3198 transitions. [2018-12-09 03:47:55,246 INFO L276 IsEmpty]: Start isEmpty. Operand 2776 states and 3198 transitions. [2018-12-09 03:47:55,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-12-09 03:47:55,247 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:47:55,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:47:55,297 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 200 proven. 1 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-12-09 03:47:55,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:47:55,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3202 states to 2780 states and 3202 transitions. [2018-12-09 03:47:55,737 INFO L276 IsEmpty]: Start isEmpty. Operand 2780 states and 3202 transitions. [2018-12-09 03:47:55,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2018-12-09 03:47:55,739 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:47:55,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:47:55,799 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 146 proven. 5 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2018-12-09 03:47:56,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:47:56,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3210 states to 2786 states and 3210 transitions. [2018-12-09 03:47:56,438 INFO L276 IsEmpty]: Start isEmpty. Operand 2786 states and 3210 transitions. [2018-12-09 03:47:56,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-12-09 03:47:56,439 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:47:56,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:47:56,494 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 158 proven. 15 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-12-09 03:48:00,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:48:00,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3283 states to 2849 states and 3283 transitions. [2018-12-09 03:48:00,116 INFO L276 IsEmpty]: Start isEmpty. Operand 2849 states and 3283 transitions. [2018-12-09 03:48:00,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-12-09 03:48:00,118 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:48:00,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:48:00,173 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 163 proven. 2 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2018-12-09 03:48:04,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:48:04,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3310 states to 2869 states and 3310 transitions. [2018-12-09 03:48:04,083 INFO L276 IsEmpty]: Start isEmpty. Operand 2869 states and 3310 transitions. [2018-12-09 03:48:04,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-12-09 03:48:04,085 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:48:04,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:48:04,134 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 163 proven. 2 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2018-12-09 03:48:07,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:48:07,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3326 states to 2887 states and 3326 transitions. [2018-12-09 03:48:07,587 INFO L276 IsEmpty]: Start isEmpty. Operand 2887 states and 3326 transitions. [2018-12-09 03:48:07,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-12-09 03:48:07,588 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:48:07,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:48:07,637 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 163 proven. 2 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2018-12-09 03:48:08,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:48:08,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3329 states to 2890 states and 3329 transitions. [2018-12-09 03:48:08,522 INFO L276 IsEmpty]: Start isEmpty. Operand 2890 states and 3329 transitions. [2018-12-09 03:48:08,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-12-09 03:48:08,523 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:48:08,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:48:08,573 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 163 proven. 2 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2018-12-09 03:48:08,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:48:08,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3329 states to 2891 states and 3329 transitions. [2018-12-09 03:48:08,639 INFO L276 IsEmpty]: Start isEmpty. Operand 2891 states and 3329 transitions. [2018-12-09 03:48:08,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2018-12-09 03:48:08,640 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:48:08,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:48:09,998 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 224 proven. 83 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:48:20,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:48:20,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3420 states to 2959 states and 3420 transitions. [2018-12-09 03:48:20,308 INFO L276 IsEmpty]: Start isEmpty. Operand 2959 states and 3420 transitions. [2018-12-09 03:48:20,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2018-12-09 03:48:20,310 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:48:20,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:48:20,466 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 224 proven. 83 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:48:25,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:48:25,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3446 states to 2976 states and 3446 transitions. [2018-12-09 03:48:25,746 INFO L276 IsEmpty]: Start isEmpty. Operand 2976 states and 3446 transitions. [2018-12-09 03:48:25,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2018-12-09 03:48:25,749 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:48:25,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:48:25,864 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 224 proven. 83 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:48:27,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:48:27,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3455 states to 2986 states and 3455 transitions. [2018-12-09 03:48:27,690 INFO L276 IsEmpty]: Start isEmpty. Operand 2986 states and 3455 transitions. [2018-12-09 03:48:27,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2018-12-09 03:48:27,692 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:48:27,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:48:27,802 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 224 proven. 83 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:48:28,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:48:28,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3464 states to 2995 states and 3464 transitions. [2018-12-09 03:48:28,986 INFO L276 IsEmpty]: Start isEmpty. Operand 2995 states and 3464 transitions. [2018-12-09 03:48:28,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2018-12-09 03:48:28,987 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:48:28,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:48:29,109 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 224 proven. 83 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:48:29,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:48:29,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3466 states to 2998 states and 3466 transitions. [2018-12-09 03:48:29,661 INFO L276 IsEmpty]: Start isEmpty. Operand 2998 states and 3466 transitions. [2018-12-09 03:48:29,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2018-12-09 03:48:29,662 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:48:29,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:48:29,697 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 214 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-12-09 03:48:30,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:48:30,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3468 states to 3001 states and 3468 transitions. [2018-12-09 03:48:30,202 INFO L276 IsEmpty]: Start isEmpty. Operand 3001 states and 3468 transitions. [2018-12-09 03:48:30,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-12-09 03:48:30,204 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:48:30,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:48:30,306 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 234 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-12-09 03:48:36,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:48:36,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3484 states to 3016 states and 3484 transitions. [2018-12-09 03:48:36,786 INFO L276 IsEmpty]: Start isEmpty. Operand 3016 states and 3484 transitions. [2018-12-09 03:48:36,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-12-09 03:48:36,787 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:48:36,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:48:36,884 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 234 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-12-09 03:48:38,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:48:38,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3495 states to 3028 states and 3495 transitions. [2018-12-09 03:48:38,163 INFO L276 IsEmpty]: Start isEmpty. Operand 3028 states and 3495 transitions. [2018-12-09 03:48:38,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-12-09 03:48:38,164 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:48:38,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:48:38,278 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2018-12-09 03:48:43,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:48:43,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3555 states to 3086 states and 3555 transitions. [2018-12-09 03:48:43,970 INFO L276 IsEmpty]: Start isEmpty. Operand 3086 states and 3555 transitions. [2018-12-09 03:48:43,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-12-09 03:48:43,972 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:48:43,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:48:44,088 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2018-12-09 03:48:45,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:48:45,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3554 states to 3086 states and 3554 transitions. [2018-12-09 03:48:45,452 INFO L276 IsEmpty]: Start isEmpty. Operand 3086 states and 3554 transitions. [2018-12-09 03:48:45,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-12-09 03:48:45,454 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:48:45,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:48:45,533 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2018-12-09 03:48:46,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:48:46,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3525 states to 3058 states and 3525 transitions. [2018-12-09 03:48:46,141 INFO L276 IsEmpty]: Start isEmpty. Operand 3058 states and 3525 transitions. [2018-12-09 03:48:46,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-12-09 03:48:46,143 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:48:46,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:48:46,207 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 264 proven. 4 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-12-09 03:48:46,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:48:46,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3530 states to 3064 states and 3530 transitions. [2018-12-09 03:48:46,506 INFO L276 IsEmpty]: Start isEmpty. Operand 3064 states and 3530 transitions. [2018-12-09 03:48:46,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-12-09 03:48:46,507 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:48:46,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:48:46,571 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 264 proven. 4 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-12-09 03:48:46,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:48:46,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3532 states to 3067 states and 3532 transitions. [2018-12-09 03:48:46,857 INFO L276 IsEmpty]: Start isEmpty. Operand 3067 states and 3532 transitions. [2018-12-09 03:48:46,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2018-12-09 03:48:46,858 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:48:46,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:48:48,085 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 189 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2018-12-09 03:48:54,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:48:54,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3575 states to 3109 states and 3575 transitions. [2018-12-09 03:48:54,623 INFO L276 IsEmpty]: Start isEmpty. Operand 3109 states and 3575 transitions. [2018-12-09 03:48:54,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2018-12-09 03:48:54,625 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:48:54,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:48:54,763 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 189 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2018-12-09 03:48:58,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:48:58,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3604 states to 3140 states and 3604 transitions. [2018-12-09 03:48:58,845 INFO L276 IsEmpty]: Start isEmpty. Operand 3140 states and 3604 transitions. [2018-12-09 03:48:58,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2018-12-09 03:48:58,847 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:48:58,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:48:58,972 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 261 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-09 03:49:01,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:49:01,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3646 states to 3183 states and 3646 transitions. [2018-12-09 03:49:01,683 INFO L276 IsEmpty]: Start isEmpty. Operand 3183 states and 3646 transitions. [2018-12-09 03:49:01,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2018-12-09 03:49:01,685 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:49:01,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:49:02,273 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 293 proven. 110 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 03:49:06,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:49:06,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3682 states to 3214 states and 3682 transitions. [2018-12-09 03:49:06,591 INFO L276 IsEmpty]: Start isEmpty. Operand 3214 states and 3682 transitions. [2018-12-09 03:49:06,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2018-12-09 03:49:06,594 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:49:06,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:49:06,953 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 293 proven. 110 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 03:49:11,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:49:11,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3697 states to 3232 states and 3697 transitions. [2018-12-09 03:49:11,288 INFO L276 IsEmpty]: Start isEmpty. Operand 3232 states and 3697 transitions. [2018-12-09 03:49:11,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2018-12-09 03:49:11,290 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:49:11,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:49:11,626 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 293 proven. 110 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 03:49:12,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:49:12,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3700 states to 3235 states and 3700 transitions. [2018-12-09 03:49:12,302 INFO L276 IsEmpty]: Start isEmpty. Operand 3235 states and 3700 transitions. [2018-12-09 03:49:12,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2018-12-09 03:49:12,303 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:49:12,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:49:12,350 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 332 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-09 03:49:13,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:49:13,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3704 states to 3237 states and 3704 transitions. [2018-12-09 03:49:13,482 INFO L276 IsEmpty]: Start isEmpty. Operand 3237 states and 3704 transitions. [2018-12-09 03:49:13,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2018-12-09 03:49:13,484 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:49:13,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:49:13,595 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 268 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-09 03:49:16,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:49:16,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3735 states to 3267 states and 3735 transitions. [2018-12-09 03:49:16,783 INFO L276 IsEmpty]: Start isEmpty. Operand 3267 states and 3735 transitions. [2018-12-09 03:49:16,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2018-12-09 03:49:16,785 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:49:16,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:49:17,068 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 242 proven. 63 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-12-09 03:49:35,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:49:35,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3923 states to 3405 states and 3923 transitions. [2018-12-09 03:49:35,926 INFO L276 IsEmpty]: Start isEmpty. Operand 3405 states and 3923 transitions. [2018-12-09 03:49:35,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-12-09 03:49:35,928 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:49:35,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:49:36,541 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 360 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-12-09 03:49:43,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:49:43,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4033 states to 3499 states and 4033 transitions. [2018-12-09 03:49:43,184 INFO L276 IsEmpty]: Start isEmpty. Operand 3499 states and 4033 transitions. [2018-12-09 03:49:43,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-12-09 03:49:43,186 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:49:43,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:49:43,739 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 375 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-12-09 03:49:46,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:49:46,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4100 states to 3563 states and 4100 transitions. [2018-12-09 03:49:46,559 INFO L276 IsEmpty]: Start isEmpty. Operand 3563 states and 4100 transitions. [2018-12-09 03:49:46,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-12-09 03:49:46,560 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:49:46,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:49:46,690 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 375 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-12-09 03:49:47,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:49:47,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4113 states to 3577 states and 4113 transitions. [2018-12-09 03:49:47,103 INFO L276 IsEmpty]: Start isEmpty. Operand 3577 states and 4113 transitions. [2018-12-09 03:49:47,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2018-12-09 03:49:47,104 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:49:47,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:49:47,308 INFO L134 CoverageAnalysis]: Checked inductivity of 541 backedges. 433 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2018-12-09 03:49:47,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:49:47,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4114 states to 3578 states and 4114 transitions. [2018-12-09 03:49:47,834 INFO L276 IsEmpty]: Start isEmpty. Operand 3578 states and 4114 transitions. [2018-12-09 03:49:47,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2018-12-09 03:49:47,836 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:49:47,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:49:47,908 INFO L134 CoverageAnalysis]: Checked inductivity of 583 backedges. 439 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-12-09 03:49:49,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:49:49,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4158 states to 3619 states and 4158 transitions. [2018-12-09 03:49:49,865 INFO L276 IsEmpty]: Start isEmpty. Operand 3619 states and 4158 transitions. [2018-12-09 03:49:49,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2018-12-09 03:49:49,867 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:49:49,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:49:50,482 INFO L134 CoverageAnalysis]: Checked inductivity of 558 backedges. 447 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2018-12-09 03:49:55,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:49:55,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4204 states to 3662 states and 4204 transitions. [2018-12-09 03:49:55,496 INFO L276 IsEmpty]: Start isEmpty. Operand 3662 states and 4204 transitions. [2018-12-09 03:49:55,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2018-12-09 03:49:55,497 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:49:55,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:49:55,779 INFO L134 CoverageAnalysis]: Checked inductivity of 578 backedges. 415 proven. 6 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2018-12-09 03:49:59,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:49:59,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4225 states to 3678 states and 4225 transitions. [2018-12-09 03:49:59,553 INFO L276 IsEmpty]: Start isEmpty. Operand 3678 states and 4225 transitions. [2018-12-09 03:49:59,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2018-12-09 03:49:59,555 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:49:59,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:49:59,795 INFO L134 CoverageAnalysis]: Checked inductivity of 578 backedges. 415 proven. 6 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2018-12-09 03:50:00,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:50:00,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4229 states to 3682 states and 4229 transitions. [2018-12-09 03:50:00,344 INFO L276 IsEmpty]: Start isEmpty. Operand 3682 states and 4229 transitions. [2018-12-09 03:50:00,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2018-12-09 03:50:00,346 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:50:00,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:50:01,365 INFO L134 CoverageAnalysis]: Checked inductivity of 627 backedges. 78 proven. 365 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2018-12-09 03:50:17,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:50:17,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4303 states to 3727 states and 4303 transitions. [2018-12-09 03:50:17,214 INFO L276 IsEmpty]: Start isEmpty. Operand 3727 states and 4303 transitions. [2018-12-09 03:50:17,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 349 [2018-12-09 03:50:17,215 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:50:17,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:50:17,363 INFO L134 CoverageAnalysis]: Checked inductivity of 685 backedges. 489 proven. 0 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2018-12-09 03:50:17,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:50:17,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4314 states to 3739 states and 4314 transitions. [2018-12-09 03:50:17,950 INFO L276 IsEmpty]: Start isEmpty. Operand 3739 states and 4314 transitions. [2018-12-09 03:50:17,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2018-12-09 03:50:17,953 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:50:17,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:50:18,017 INFO L134 CoverageAnalysis]: Checked inductivity of 663 backedges. 452 proven. 0 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2018-12-09 03:50:25,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:50:25,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4341 states to 3757 states and 4341 transitions. [2018-12-09 03:50:25,277 INFO L276 IsEmpty]: Start isEmpty. Operand 3757 states and 4341 transitions. [2018-12-09 03:50:25,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2018-12-09 03:50:25,279 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:50:25,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:50:25,342 INFO L134 CoverageAnalysis]: Checked inductivity of 663 backedges. 452 proven. 0 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2018-12-09 03:50:28,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:50:28,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4354 states to 3766 states and 4354 transitions. [2018-12-09 03:50:28,471 INFO L276 IsEmpty]: Start isEmpty. Operand 3766 states and 4354 transitions. [2018-12-09 03:50:28,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2018-12-09 03:50:28,473 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:50:28,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:50:28,590 INFO L134 CoverageAnalysis]: Checked inductivity of 663 backedges. 452 proven. 0 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2018-12-09 03:50:29,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:50:29,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4359 states to 3771 states and 4359 transitions. [2018-12-09 03:50:29,913 INFO L276 IsEmpty]: Start isEmpty. Operand 3771 states and 4359 transitions. [2018-12-09 03:50:29,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2018-12-09 03:50:29,915 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:50:29,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:50:29,975 INFO L134 CoverageAnalysis]: Checked inductivity of 663 backedges. 452 proven. 0 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2018-12-09 03:50:30,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:50:30,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4361 states to 3773 states and 4361 transitions. [2018-12-09 03:50:30,701 INFO L276 IsEmpty]: Start isEmpty. Operand 3773 states and 4361 transitions. [2018-12-09 03:50:30,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2018-12-09 03:50:30,704 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:50:30,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:50:30,767 INFO L134 CoverageAnalysis]: Checked inductivity of 663 backedges. 452 proven. 0 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2018-12-09 03:50:31,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:50:31,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4363 states to 3775 states and 4363 transitions. [2018-12-09 03:50:31,979 INFO L276 IsEmpty]: Start isEmpty. Operand 3775 states and 4363 transitions. [2018-12-09 03:50:31,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2018-12-09 03:50:31,982 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:50:31,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:50:32,053 INFO L134 CoverageAnalysis]: Checked inductivity of 663 backedges. 452 proven. 0 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2018-12-09 03:50:32,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:50:32,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4365 states to 3778 states and 4365 transitions. [2018-12-09 03:50:32,591 INFO L276 IsEmpty]: Start isEmpty. Operand 3778 states and 4365 transitions. [2018-12-09 03:50:32,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2018-12-09 03:50:32,594 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:50:32,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:50:32,671 INFO L134 CoverageAnalysis]: Checked inductivity of 668 backedges. 490 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2018-12-09 03:50:32,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:50:32,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4377 states to 3791 states and 4377 transitions. [2018-12-09 03:50:32,999 INFO L276 IsEmpty]: Start isEmpty. Operand 3791 states and 4377 transitions. [2018-12-09 03:50:33,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 362 [2018-12-09 03:50:33,001 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:50:33,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:50:33,239 INFO L134 CoverageAnalysis]: Checked inductivity of 671 backedges. 527 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-12-09 03:50:33,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:50:33,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4380 states to 3792 states and 4380 transitions. [2018-12-09 03:50:33,575 INFO L276 IsEmpty]: Start isEmpty. Operand 3792 states and 4380 transitions. [2018-12-09 03:50:33,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 362 [2018-12-09 03:50:33,577 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:50:33,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:50:33,827 INFO L134 CoverageAnalysis]: Checked inductivity of 671 backedges. 527 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-12-09 03:50:37,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:50:37,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4427 states to 3839 states and 4427 transitions. [2018-12-09 03:50:37,228 INFO L276 IsEmpty]: Start isEmpty. Operand 3839 states and 4427 transitions. [2018-12-09 03:50:37,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 362 [2018-12-09 03:50:37,231 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:50:37,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:50:37,478 INFO L134 CoverageAnalysis]: Checked inductivity of 671 backedges. 527 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-12-09 03:50:38,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:50:38,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4433 states to 3843 states and 4433 transitions. [2018-12-09 03:50:38,522 INFO L276 IsEmpty]: Start isEmpty. Operand 3843 states and 4433 transitions. [2018-12-09 03:50:38,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 365 [2018-12-09 03:50:38,524 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:50:38,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:50:38,676 INFO L134 CoverageAnalysis]: Checked inductivity of 752 backedges. 532 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2018-12-09 03:50:39,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:50:39,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4438 states to 3847 states and 4438 transitions. [2018-12-09 03:50:39,448 INFO L276 IsEmpty]: Start isEmpty. Operand 3847 states and 4438 transitions. [2018-12-09 03:50:39,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2018-12-09 03:50:39,450 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:50:39,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:50:39,655 INFO L134 CoverageAnalysis]: Checked inductivity of 683 backedges. 410 proven. 15 refuted. 0 times theorem prover too weak. 258 trivial. 0 not checked. [2018-12-09 03:50:41,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:50:41,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4449 states to 3853 states and 4449 transitions. [2018-12-09 03:50:41,144 INFO L276 IsEmpty]: Start isEmpty. Operand 3853 states and 4449 transitions. [2018-12-09 03:50:41,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2018-12-09 03:50:41,146 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:50:41,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:50:41,312 INFO L134 CoverageAnalysis]: Checked inductivity of 683 backedges. 410 proven. 15 refuted. 0 times theorem prover too weak. 258 trivial. 0 not checked. [2018-12-09 03:50:41,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:50:41,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4454 states to 3857 states and 4454 transitions. [2018-12-09 03:50:41,944 INFO L276 IsEmpty]: Start isEmpty. Operand 3857 states and 4454 transitions. [2018-12-09 03:50:41,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 369 [2018-12-09 03:50:41,946 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:50:41,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:50:42,101 INFO L134 CoverageAnalysis]: Checked inductivity of 679 backedges. 367 proven. 0 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2018-12-09 03:50:46,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:50:46,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4479 states to 3882 states and 4479 transitions. [2018-12-09 03:50:46,213 INFO L276 IsEmpty]: Start isEmpty. Operand 3882 states and 4479 transitions. [2018-12-09 03:50:46,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 369 [2018-12-09 03:50:46,216 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:50:46,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:50:46,360 INFO L134 CoverageAnalysis]: Checked inductivity of 679 backedges. 367 proven. 0 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2018-12-09 03:50:47,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:50:47,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4479 states to 3883 states and 4479 transitions. [2018-12-09 03:50:47,060 INFO L276 IsEmpty]: Start isEmpty. Operand 3883 states and 4479 transitions. [2018-12-09 03:50:47,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 371 [2018-12-09 03:50:47,062 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:50:47,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:50:48,369 INFO L134 CoverageAnalysis]: Checked inductivity of 690 backedges. 558 proven. 4 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2018-12-09 03:50:51,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:50:51,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4491 states to 3890 states and 4491 transitions. [2018-12-09 03:50:51,586 INFO L276 IsEmpty]: Start isEmpty. Operand 3890 states and 4491 transitions. [2018-12-09 03:50:51,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 371 [2018-12-09 03:50:51,588 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:50:51,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:50:51,801 INFO L134 CoverageAnalysis]: Checked inductivity of 690 backedges. 558 proven. 4 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2018-12-09 03:50:52,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:50:52,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4498 states to 3894 states and 4498 transitions. [2018-12-09 03:50:52,499 INFO L276 IsEmpty]: Start isEmpty. Operand 3894 states and 4498 transitions. [2018-12-09 03:50:52,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 379 [2018-12-09 03:50:52,501 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:50:52,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:50:52,750 INFO L134 CoverageAnalysis]: Checked inductivity of 756 backedges. 578 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2018-12-09 03:50:53,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:50:53,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4500 states to 3895 states and 4500 transitions. [2018-12-09 03:50:53,361 INFO L276 IsEmpty]: Start isEmpty. Operand 3895 states and 4500 transitions. [2018-12-09 03:50:53,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 379 [2018-12-09 03:50:53,363 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:50:53,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:50:53,627 INFO L134 CoverageAnalysis]: Checked inductivity of 756 backedges. 578 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2018-12-09 03:50:53,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:50:53,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4512 states to 3908 states and 4512 transitions. [2018-12-09 03:50:53,700 INFO L276 IsEmpty]: Start isEmpty. Operand 3908 states and 4512 transitions. [2018-12-09 03:50:53,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 380 [2018-12-09 03:50:53,702 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:50:53,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:50:53,863 INFO L134 CoverageAnalysis]: Checked inductivity of 714 backedges. 426 proven. 0 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2018-12-09 03:50:56,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:50:56,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4517 states to 3913 states and 4517 transitions. [2018-12-09 03:50:56,934 INFO L276 IsEmpty]: Start isEmpty. Operand 3913 states and 4517 transitions. [2018-12-09 03:50:56,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 380 [2018-12-09 03:50:56,936 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:50:56,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:50:57,098 INFO L134 CoverageAnalysis]: Checked inductivity of 714 backedges. 426 proven. 0 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2018-12-09 03:50:57,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:50:57,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4518 states to 3915 states and 4518 transitions. [2018-12-09 03:50:57,910 INFO L276 IsEmpty]: Start isEmpty. Operand 3915 states and 4518 transitions. [2018-12-09 03:50:57,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 380 [2018-12-09 03:50:57,912 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:50:57,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:50:58,073 INFO L134 CoverageAnalysis]: Checked inductivity of 714 backedges. 426 proven. 0 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2018-12-09 03:51:02,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:51:02,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4549 states to 3947 states and 4549 transitions. [2018-12-09 03:51:02,446 INFO L276 IsEmpty]: Start isEmpty. Operand 3947 states and 4549 transitions. [2018-12-09 03:51:02,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 380 [2018-12-09 03:51:02,450 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:51:02,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:51:02,616 INFO L134 CoverageAnalysis]: Checked inductivity of 714 backedges. 426 proven. 0 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2018-12-09 03:51:07,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:51:07,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4565 states to 3964 states and 4565 transitions. [2018-12-09 03:51:07,391 INFO L276 IsEmpty]: Start isEmpty. Operand 3964 states and 4565 transitions. [2018-12-09 03:51:07,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2018-12-09 03:51:07,393 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:51:07,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:51:07,635 INFO L134 CoverageAnalysis]: Checked inductivity of 759 backedges. 608 proven. 6 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2018-12-09 03:51:09,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:51:09,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4580 states to 3974 states and 4580 transitions. [2018-12-09 03:51:09,352 INFO L276 IsEmpty]: Start isEmpty. Operand 3974 states and 4580 transitions. [2018-12-09 03:51:09,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2018-12-09 03:51:09,354 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:51:09,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:51:09,595 INFO L134 CoverageAnalysis]: Checked inductivity of 759 backedges. 608 proven. 6 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2018-12-09 03:51:10,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:51:10,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4584 states to 3978 states and 4584 transitions. [2018-12-09 03:51:10,236 INFO L276 IsEmpty]: Start isEmpty. Operand 3978 states and 4584 transitions. [2018-12-09 03:51:10,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 384 [2018-12-09 03:51:10,238 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:51:10,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:51:10,420 INFO L134 CoverageAnalysis]: Checked inductivity of 768 backedges. 444 proven. 15 refuted. 0 times theorem prover too weak. 309 trivial. 0 not checked. [2018-12-09 03:51:10,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:51:10,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4591 states to 3984 states and 4591 transitions. [2018-12-09 03:51:10,970 INFO L276 IsEmpty]: Start isEmpty. Operand 3984 states and 4591 transitions. [2018-12-09 03:51:10,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 388 [2018-12-09 03:51:10,973 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:51:10,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:51:11,647 INFO L134 CoverageAnalysis]: Checked inductivity of 775 backedges. 594 proven. 0 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2018-12-09 03:51:15,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:51:15,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4673 states to 4065 states and 4673 transitions. [2018-12-09 03:51:15,801 INFO L276 IsEmpty]: Start isEmpty. Operand 4065 states and 4673 transitions. [2018-12-09 03:51:15,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 390 [2018-12-09 03:51:15,803 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:51:15,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:51:16,228 INFO L134 CoverageAnalysis]: Checked inductivity of 797 backedges. 559 proven. 0 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2018-12-09 03:51:19,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:51:19,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4688 states to 4073 states and 4688 transitions. [2018-12-09 03:51:19,564 INFO L276 IsEmpty]: Start isEmpty. Operand 4073 states and 4688 transitions. [2018-12-09 03:51:19,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 390 [2018-12-09 03:51:19,566 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:51:19,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:51:19,647 INFO L134 CoverageAnalysis]: Checked inductivity of 797 backedges. 559 proven. 0 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2018-12-09 03:51:22,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:51:22,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4700 states to 4085 states and 4700 transitions. [2018-12-09 03:51:22,206 INFO L276 IsEmpty]: Start isEmpty. Operand 4085 states and 4700 transitions. [2018-12-09 03:51:22,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 390 [2018-12-09 03:51:22,210 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:51:22,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:51:22,294 INFO L134 CoverageAnalysis]: Checked inductivity of 797 backedges. 559 proven. 0 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2018-12-09 03:51:23,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:51:23,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4709 states to 4090 states and 4709 transitions. [2018-12-09 03:51:23,093 INFO L276 IsEmpty]: Start isEmpty. Operand 4090 states and 4709 transitions. [2018-12-09 03:51:23,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 401 [2018-12-09 03:51:23,095 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:51:23,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:51:23,284 INFO L134 CoverageAnalysis]: Checked inductivity of 792 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2018-12-09 03:51:24,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:51:24,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4713 states to 4094 states and 4713 transitions. [2018-12-09 03:51:24,194 INFO L276 IsEmpty]: Start isEmpty. Operand 4094 states and 4713 transitions. [2018-12-09 03:51:24,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 402 [2018-12-09 03:51:24,196 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:51:24,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:51:25,600 INFO L134 CoverageAnalysis]: Checked inductivity of 859 backedges. 668 proven. 63 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2018-12-09 03:51:30,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:51:30,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4729 states to 4109 states and 4729 transitions. [2018-12-09 03:51:30,459 INFO L276 IsEmpty]: Start isEmpty. Operand 4109 states and 4729 transitions. [2018-12-09 03:51:30,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 407 [2018-12-09 03:51:30,461 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:51:30,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:51:30,560 INFO L134 CoverageAnalysis]: Checked inductivity of 821 backedges. 487 proven. 3 refuted. 0 times theorem prover too weak. 331 trivial. 0 not checked. [2018-12-09 03:51:31,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:51:31,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4742 states to 4123 states and 4742 transitions. [2018-12-09 03:51:31,423 INFO L276 IsEmpty]: Start isEmpty. Operand 4123 states and 4742 transitions. [2018-12-09 03:51:31,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 407 [2018-12-09 03:51:31,426 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:51:31,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:51:31,517 INFO L134 CoverageAnalysis]: Checked inductivity of 821 backedges. 487 proven. 3 refuted. 0 times theorem prover too weak. 331 trivial. 0 not checked. [2018-12-09 03:51:34,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:51:34,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4756 states to 4137 states and 4756 transitions. [2018-12-09 03:51:34,019 INFO L276 IsEmpty]: Start isEmpty. Operand 4137 states and 4756 transitions. [2018-12-09 03:51:34,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 407 [2018-12-09 03:51:34,021 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:51:34,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:51:34,120 INFO L134 CoverageAnalysis]: Checked inductivity of 821 backedges. 487 proven. 3 refuted. 0 times theorem prover too weak. 331 trivial. 0 not checked. [2018-12-09 03:51:35,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:51:35,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4756 states to 4138 states and 4756 transitions. [2018-12-09 03:51:35,738 INFO L276 IsEmpty]: Start isEmpty. Operand 4138 states and 4756 transitions. [2018-12-09 03:51:35,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 407 [2018-12-09 03:51:35,740 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:51:35,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:51:35,830 INFO L134 CoverageAnalysis]: Checked inductivity of 821 backedges. 487 proven. 3 refuted. 0 times theorem prover too weak. 331 trivial. 0 not checked. [2018-12-09 03:51:38,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:51:38,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4767 states to 4150 states and 4767 transitions. [2018-12-09 03:51:38,982 INFO L276 IsEmpty]: Start isEmpty. Operand 4150 states and 4767 transitions. [2018-12-09 03:51:38,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 407 [2018-12-09 03:51:38,984 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:51:38,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:51:39,083 INFO L134 CoverageAnalysis]: Checked inductivity of 821 backedges. 487 proven. 3 refuted. 0 times theorem prover too weak. 331 trivial. 0 not checked. [2018-12-09 03:51:39,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:51:39,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4767 states to 4151 states and 4767 transitions. [2018-12-09 03:51:39,260 INFO L276 IsEmpty]: Start isEmpty. Operand 4151 states and 4767 transitions. [2018-12-09 03:51:39,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 410 [2018-12-09 03:51:39,262 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:51:39,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:51:39,455 INFO L134 CoverageAnalysis]: Checked inductivity of 868 backedges. 689 proven. 4 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2018-12-09 03:51:40,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:51:40,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4782 states to 4164 states and 4782 transitions. [2018-12-09 03:51:40,577 INFO L276 IsEmpty]: Start isEmpty. Operand 4164 states and 4782 transitions. [2018-12-09 03:51:40,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 410 [2018-12-09 03:51:40,579 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:51:40,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:51:40,779 INFO L134 CoverageAnalysis]: Checked inductivity of 868 backedges. 689 proven. 4 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2018-12-09 03:51:41,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:51:41,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4787 states to 4168 states and 4787 transitions. [2018-12-09 03:51:41,693 INFO L276 IsEmpty]: Start isEmpty. Operand 4168 states and 4787 transitions. [2018-12-09 03:51:41,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 412 [2018-12-09 03:51:41,696 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:51:41,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:51:41,802 INFO L134 CoverageAnalysis]: Checked inductivity of 879 backedges. 677 proven. 8 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2018-12-09 03:51:42,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:51:42,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4792 states to 4174 states and 4792 transitions. [2018-12-09 03:51:42,888 INFO L276 IsEmpty]: Start isEmpty. Operand 4174 states and 4792 transitions. [2018-12-09 03:51:42,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 412 [2018-12-09 03:51:42,890 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:51:42,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:51:43,008 INFO L134 CoverageAnalysis]: Checked inductivity of 879 backedges. 677 proven. 8 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2018-12-09 03:51:43,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:51:43,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4794 states to 4177 states and 4794 transitions. [2018-12-09 03:51:43,436 INFO L276 IsEmpty]: Start isEmpty. Operand 4177 states and 4794 transitions. [2018-12-09 03:51:43,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 414 [2018-12-09 03:51:43,438 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:51:43,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:51:43,531 INFO L134 CoverageAnalysis]: Checked inductivity of 914 backedges. 727 proven. 4 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2018-12-09 03:51:44,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:51:44,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4795 states to 4178 states and 4795 transitions. [2018-12-09 03:51:44,043 INFO L276 IsEmpty]: Start isEmpty. Operand 4178 states and 4795 transitions. [2018-12-09 03:51:44,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 415 [2018-12-09 03:51:44,046 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:51:44,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:51:44,304 INFO L134 CoverageAnalysis]: Checked inductivity of 883 backedges. 699 proven. 6 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2018-12-09 03:51:45,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:51:45,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4799 states to 4182 states and 4799 transitions. [2018-12-09 03:51:45,044 INFO L276 IsEmpty]: Start isEmpty. Operand 4182 states and 4799 transitions. [2018-12-09 03:51:45,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 415 [2018-12-09 03:51:45,046 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:51:45,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:51:45,298 INFO L134 CoverageAnalysis]: Checked inductivity of 883 backedges. 699 proven. 6 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2018-12-09 03:51:46,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:51:46,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4803 states to 4186 states and 4803 transitions. [2018-12-09 03:51:46,097 INFO L276 IsEmpty]: Start isEmpty. Operand 4186 states and 4803 transitions. [2018-12-09 03:51:46,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 419 [2018-12-09 03:51:46,099 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:51:46,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:51:46,246 INFO L134 CoverageAnalysis]: Checked inductivity of 894 backedges. 622 proven. 0 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2018-12-09 03:51:46,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:51:46,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4837 states to 4221 states and 4837 transitions. [2018-12-09 03:51:46,424 INFO L276 IsEmpty]: Start isEmpty. Operand 4221 states and 4837 transitions. [2018-12-09 03:51:46,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 425 [2018-12-09 03:51:46,426 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:51:46,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:51:47,782 INFO L134 CoverageAnalysis]: Checked inductivity of 943 backedges. 602 proven. 103 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2018-12-09 03:52:10,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:52:10,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4921 states to 4275 states and 4921 transitions. [2018-12-09 03:52:10,203 INFO L276 IsEmpty]: Start isEmpty. Operand 4275 states and 4921 transitions. [2018-12-09 03:52:10,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 425 [2018-12-09 03:52:10,205 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:52:10,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:52:10,460 INFO L134 CoverageAnalysis]: Checked inductivity of 943 backedges. 602 proven. 103 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2018-12-09 03:52:21,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:52:21,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4978 states to 4314 states and 4978 transitions. [2018-12-09 03:52:21,347 INFO L276 IsEmpty]: Start isEmpty. Operand 4314 states and 4978 transitions. [2018-12-09 03:52:21,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 425 [2018-12-09 03:52:21,350 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:52:21,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:52:21,540 INFO L134 CoverageAnalysis]: Checked inductivity of 943 backedges. 602 proven. 103 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2018-12-09 03:52:34,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:52:35,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4992 states to 4324 states and 4992 transitions. [2018-12-09 03:52:35,001 INFO L276 IsEmpty]: Start isEmpty. Operand 4324 states and 4992 transitions. [2018-12-09 03:52:35,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 425 [2018-12-09 03:52:35,003 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:52:35,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:52:35,205 INFO L134 CoverageAnalysis]: Checked inductivity of 943 backedges. 602 proven. 103 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2018-12-09 03:52:40,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:52:40,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5020 states to 4347 states and 5020 transitions. [2018-12-09 03:52:40,607 INFO L276 IsEmpty]: Start isEmpty. Operand 4347 states and 5020 transitions. [2018-12-09 03:52:40,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 425 [2018-12-09 03:52:40,610 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:52:40,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:52:40,801 INFO L134 CoverageAnalysis]: Checked inductivity of 943 backedges. 602 proven. 103 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2018-12-09 03:52:42,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:52:42,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5024 states to 4353 states and 5024 transitions. [2018-12-09 03:52:42,007 INFO L276 IsEmpty]: Start isEmpty. Operand 4353 states and 5024 transitions. [2018-12-09 03:52:42,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 425 [2018-12-09 03:52:42,010 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:52:42,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:52:42,202 INFO L134 CoverageAnalysis]: Checked inductivity of 943 backedges. 602 proven. 103 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2018-12-09 03:52:43,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:52:43,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5027 states to 4357 states and 5027 transitions. [2018-12-09 03:52:43,540 INFO L276 IsEmpty]: Start isEmpty. Operand 4357 states and 5027 transitions. [2018-12-09 03:52:43,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 425 [2018-12-09 03:52:43,542 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:52:43,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:52:43,732 INFO L134 CoverageAnalysis]: Checked inductivity of 943 backedges. 602 proven. 103 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2018-12-09 03:52:48,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:52:48,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5038 states to 4365 states and 5038 transitions. [2018-12-09 03:52:48,425 INFO L276 IsEmpty]: Start isEmpty. Operand 4365 states and 5038 transitions. [2018-12-09 03:52:48,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 425 [2018-12-09 03:52:48,427 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:52:48,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:52:48,669 INFO L134 CoverageAnalysis]: Checked inductivity of 943 backedges. 602 proven. 103 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2018-12-09 03:52:49,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:52:49,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5041 states to 4369 states and 5041 transitions. [2018-12-09 03:52:49,624 INFO L276 IsEmpty]: Start isEmpty. Operand 4369 states and 5041 transitions. [2018-12-09 03:52:49,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 425 [2018-12-09 03:52:49,627 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:52:49,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:52:49,816 INFO L134 CoverageAnalysis]: Checked inductivity of 943 backedges. 602 proven. 103 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2018-12-09 03:52:49,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:52:49,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5042 states to 4371 states and 5042 transitions. [2018-12-09 03:52:49,970 INFO L276 IsEmpty]: Start isEmpty. Operand 4371 states and 5042 transitions. [2018-12-09 03:52:49,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 425 [2018-12-09 03:52:49,972 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:52:49,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:52:50,162 INFO L134 CoverageAnalysis]: Checked inductivity of 943 backedges. 602 proven. 103 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2018-12-09 03:52:51,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:52:51,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5044 states to 4374 states and 5044 transitions. [2018-12-09 03:52:51,173 INFO L276 IsEmpty]: Start isEmpty. Operand 4374 states and 5044 transitions. [2018-12-09 03:52:51,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 440 [2018-12-09 03:52:51,175 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:52:51,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:52:52,643 INFO L134 CoverageAnalysis]: Checked inductivity of 1032 backedges. 148 proven. 604 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2018-12-09 03:53:14,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:53:14,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5053 states to 4354 states and 5053 transitions. [2018-12-09 03:53:14,690 INFO L276 IsEmpty]: Start isEmpty. Operand 4354 states and 5053 transitions. [2018-12-09 03:53:14,692 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 03:53:14,692 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 256 iterations. [2018-12-09 03:53:14,699 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-09 03:53:14,960 WARN L180 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 39 [2018-12-09 03:53:15,191 WARN L180 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 39 [2018-12-09 03:53:15,497 WARN L180 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 39 [2018-12-09 03:53:15,856 WARN L180 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 39 [2018-12-09 03:53:16,075 WARN L180 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 40 [2018-12-09 03:53:16,292 WARN L180 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 18 [2018-12-09 03:53:16,521 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 18 [2018-12-09 03:53:16,850 WARN L180 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 42 [2018-12-09 03:53:17,130 WARN L180 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 39 [2018-12-09 03:53:17,341 WARN L180 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 18 [2018-12-09 03:53:17,513 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 18 [2018-12-09 03:53:17,619 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 18 [2018-12-09 03:53:17,733 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 18 [2018-12-09 03:53:18,026 WARN L180 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 39 [2018-12-09 03:53:18,278 WARN L180 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 39 [2018-12-09 03:53:18,535 WARN L180 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 39 [2018-12-09 03:53:18,890 WARN L180 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 18 [2018-12-09 03:53:19,145 WARN L180 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 39 [2018-12-09 03:53:19,286 WARN L180 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 18 [2018-12-09 03:53:20,968 WARN L180 SmtUtils]: Spent 1.68 s on a formula simplification. DAG size of input: 146 DAG size of output: 18 [2018-12-09 03:53:21,143 WARN L180 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 18 [2018-12-09 03:53:21,855 WARN L180 SmtUtils]: Spent 711.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 52 [2018-12-09 03:53:22,035 WARN L180 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 18 [2018-12-09 03:53:22,519 WARN L180 SmtUtils]: Spent 482.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 40 [2018-12-09 03:53:22,674 WARN L180 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 18 [2018-12-09 03:53:23,081 WARN L180 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 37 [2018-12-09 03:53:23,264 WARN L180 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 18 [2018-12-09 03:53:23,686 WARN L180 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 40 [2018-12-09 03:53:23,885 WARN L180 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 18 [2018-12-09 03:53:24,289 WARN L180 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 39 [2018-12-09 03:53:24,527 WARN L180 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 18 [2018-12-09 03:53:24,669 WARN L180 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 18 [2018-12-09 03:53:25,067 WARN L180 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 37 [2018-12-09 03:53:25,274 WARN L180 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 18 [2018-12-09 03:53:25,440 WARN L180 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 18 [2018-12-09 03:53:25,850 WARN L180 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 46 [2018-12-09 03:53:25,956 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 18 [2018-12-09 03:53:26,464 WARN L180 SmtUtils]: Spent 506.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 42 [2018-12-09 03:53:26,666 WARN L180 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 18 [2018-12-09 03:53:26,977 WARN L180 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 18 [2018-12-09 03:53:27,236 WARN L180 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 40 [2018-12-09 03:53:27,348 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 18 [2018-12-09 03:53:27,534 WARN L180 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 18 [2018-12-09 03:53:27,907 WARN L180 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 42 [2018-12-09 03:53:28,057 WARN L180 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 18 [2018-12-09 03:53:28,439 WARN L180 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 18 [2018-12-09 03:53:28,721 WARN L180 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 39 [2018-12-09 03:53:29,003 WARN L180 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 39 [2018-12-09 03:53:29,408 WARN L180 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 42 [2018-12-09 03:53:29,546 WARN L180 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 18 [2018-12-09 03:53:29,962 WARN L180 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 39 [2018-12-09 03:53:30,193 WARN L180 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 39 [2018-12-09 03:53:30,446 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 18 [2018-12-09 03:53:30,720 WARN L180 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 18 [2018-12-09 03:53:30,966 WARN L180 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 40 [2018-12-09 03:53:31,205 WARN L180 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 39 [2018-12-09 03:53:31,541 WARN L180 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 53 [2018-12-09 03:53:31,842 WARN L180 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 18 [2018-12-09 03:53:31,842 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 03:53:31,845 INFO L583 CodeCheckObserver]: Invariant with dag size 18 [2018-12-09 03:53:31,849 INFO L583 CodeCheckObserver]: Invariant with dag size 18 [2018-12-09 03:53:31,850 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 03:53:31 ImpRootNode [2018-12-09 03:53:31,850 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 03:53:31,850 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 03:53:31,850 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 03:53:31,850 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 03:53:31,851 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 03:45:11" (3/4) ... [2018-12-09 03:53:31,854 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 03:53:31,864 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 109 nodes and edges [2018-12-09 03:53:31,864 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2018-12-09 03:53:31,865 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-12-09 03:53:31,866 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-09 03:53:31,920 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_f1fa4fb6-1cfb-4a04-a217-92e83bbd82e8/bin-2019/ukojak/witness.graphml [2018-12-09 03:53:31,920 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 03:53:31,921 INFO L168 Benchmark]: Toolchain (without parser) took 501609.58 ms. Allocated memory was 1.0 GB in the beginning and 3.8 GB in the end (delta: 2.7 GB). Free memory was 941.0 MB in the beginning and 2.9 GB in the end (delta: -1.9 GB). Peak memory consumption was 801.9 MB. Max. memory is 11.5 GB. [2018-12-09 03:53:31,921 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 974.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 03:53:31,922 INFO L168 Benchmark]: CACSL2BoogieTranslator took 311.30 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 82.8 MB). Free memory was 941.0 MB in the beginning and 1.1 GB in the end (delta: -126.7 MB). Peak memory consumption was 40.4 MB. Max. memory is 11.5 GB. [2018-12-09 03:53:31,922 INFO L168 Benchmark]: Boogie Procedure Inliner took 46.12 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.4 MB). Peak memory consumption was 7.4 MB. Max. memory is 11.5 GB. [2018-12-09 03:53:31,922 INFO L168 Benchmark]: Boogie Preprocessor took 41.94 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 11.5 GB. [2018-12-09 03:53:31,922 INFO L168 Benchmark]: RCFGBuilder took 1084.17 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 837.2 MB in the end (delta: 219.4 MB). Peak memory consumption was 219.4 MB. Max. memory is 11.5 GB. [2018-12-09 03:53:31,922 INFO L168 Benchmark]: CodeCheck took 500053.02 ms. Allocated memory was 1.1 GB in the beginning and 3.8 GB in the end (delta: 2.7 GB). Free memory was 837.2 MB in the beginning and 2.9 GB in the end (delta: -2.1 GB). Peak memory consumption was 2.5 GB. Max. memory is 11.5 GB. [2018-12-09 03:53:31,923 INFO L168 Benchmark]: Witness Printer took 70.08 ms. Allocated memory is still 3.8 GB. Free memory was 2.9 GB in the beginning and 2.9 GB in the end (delta: 37.4 MB). Peak memory consumption was 37.4 MB. Max. memory is 11.5 GB. [2018-12-09 03:53:31,924 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 227 locations, 1 error locations. SAFE Result, 482.8s OverallTime, 256 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: -1877426164 SDtfs, -1686733770 SDslu, 1721008204 SDs, 0 SdLazy, -355906468 SolverSat, -369078706 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1397.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 368309 GetRequests, 355601 SyntacticMatches, 10168 SemanticMatches, 2540 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4662562 ImplicationChecksByTransitivity, 442.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.9s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 31.7s InterpolantComputationTime, 58216 NumberOfCodeBlocks, 58216 NumberOfCodeBlocksAsserted, 255 NumberOfCheckSat, 57961 ConstructedInterpolants, 0 QuantifiedInterpolants, 72932725 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 255 InterpolantComputations, 155 PerfectInterpolantSequences, 73529/77316 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: 439]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: (((!(a28 == 7) || !(a11 == 1)) || !(a19 == 1)) || a25 == 1) || !(a17 == 8) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (((a25 == 1 || !(a28 == 7)) || !(a11 == 1)) || !(a19 == 1)) || !(a17 == 8) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 974.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 311.30 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 82.8 MB). Free memory was 941.0 MB in the beginning and 1.1 GB in the end (delta: -126.7 MB). Peak memory consumption was 40.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 46.12 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.4 MB). Peak memory consumption was 7.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 41.94 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1084.17 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 837.2 MB in the end (delta: 219.4 MB). Peak memory consumption was 219.4 MB. Max. memory is 11.5 GB. * CodeCheck took 500053.02 ms. Allocated memory was 1.1 GB in the beginning and 3.8 GB in the end (delta: 2.7 GB). Free memory was 837.2 MB in the beginning and 2.9 GB in the end (delta: -2.1 GB). Peak memory consumption was 2.5 GB. Max. memory is 11.5 GB. * Witness Printer took 70.08 ms. Allocated memory is still 3.8 GB. Free memory was 2.9 GB in the beginning and 2.9 GB in the end (delta: 37.4 MB). Peak memory consumption was 37.4 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...