./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label53_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_e0b25793-464c-4cd2-9367-dc785be61256/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e0b25793-464c-4cd2-9367-dc785be61256/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e0b25793-464c-4cd2-9367-dc785be61256/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e0b25793-464c-4cd2-9367-dc785be61256/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label53_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_e0b25793-464c-4cd2-9367-dc785be61256/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e0b25793-464c-4cd2-9367-dc785be61256/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 bab2da56573ef206e3542dbf4ea35e0da738901e ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 22:25:18,828 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 22:25:18,829 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 22:25:18,837 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 22:25:18,837 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 22:25:18,838 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 22:25:18,839 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 22:25:18,839 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 22:25:18,840 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 22:25:18,841 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 22:25:18,841 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 22:25:18,841 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 22:25:18,842 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 22:25:18,842 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 22:25:18,843 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 22:25:18,843 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 22:25:18,844 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 22:25:18,845 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 22:25:18,846 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 22:25:18,846 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 22:25:18,847 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 22:25:18,848 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 22:25:18,849 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 22:25:18,849 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 22:25:18,849 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 22:25:18,849 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 22:25:18,850 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 22:25:18,851 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 22:25:18,851 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 22:25:18,852 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 22:25:18,852 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 22:25:18,852 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 22:25:18,852 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 22:25:18,852 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 22:25:18,853 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 22:25:18,853 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 22:25:18,854 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e0b25793-464c-4cd2-9367-dc785be61256/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-02 22:25:18,861 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 22:25:18,862 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 22:25:18,862 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 22:25:18,862 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 22:25:18,863 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 22:25:18,863 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 22:25:18,863 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 22:25:18,863 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 22:25:18,863 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 22:25:18,863 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 22:25:18,863 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 22:25:18,864 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 22:25:18,864 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 22:25:18,864 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 22:25:18,864 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 22:25:18,864 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 22:25:18,864 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 22:25:18,864 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 22:25:18,864 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 22:25:18,865 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 22:25:18,865 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 22:25:18,865 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 22:25:18,865 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 22:25:18,865 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 22:25:18,865 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 22:25:18,865 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 22:25:18,866 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 22:25:18,866 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 22:25:18,866 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 22:25:18,866 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_e0b25793-464c-4cd2-9367-dc785be61256/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 -> bab2da56573ef206e3542dbf4ea35e0da738901e [2018-12-02 22:25:18,887 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 22:25:18,894 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 22:25:18,895 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 22:25:18,897 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 22:25:18,897 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 22:25:18,897 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e0b25793-464c-4cd2-9367-dc785be61256/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem01_label53_true-unreach-call_false-termination.c [2018-12-02 22:25:18,937 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e0b25793-464c-4cd2-9367-dc785be61256/bin-2019/ukojak/data/c96fd42b8/f72207ab7dba4537a614505c05c0056b/FLAG66603a83c [2018-12-02 22:25:19,299 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 22:25:19,300 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e0b25793-464c-4cd2-9367-dc785be61256/sv-benchmarks/c/eca-rers2012/Problem01_label53_true-unreach-call_false-termination.c [2018-12-02 22:25:19,308 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e0b25793-464c-4cd2-9367-dc785be61256/bin-2019/ukojak/data/c96fd42b8/f72207ab7dba4537a614505c05c0056b/FLAG66603a83c [2018-12-02 22:25:19,316 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e0b25793-464c-4cd2-9367-dc785be61256/bin-2019/ukojak/data/c96fd42b8/f72207ab7dba4537a614505c05c0056b [2018-12-02 22:25:19,318 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 22:25:19,319 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 22:25:19,319 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 22:25:19,319 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 22:25:19,321 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 22:25:19,322 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:25:19" (1/1) ... [2018-12-02 22:25:19,323 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ba821c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:25:19, skipping insertion in model container [2018-12-02 22:25:19,323 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:25:19" (1/1) ... [2018-12-02 22:25:19,327 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 22:25:19,352 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 22:25:19,530 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 22:25:19,533 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 22:25:19,619 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 22:25:19,628 INFO L195 MainTranslator]: Completed translation [2018-12-02 22:25:19,629 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:25:19 WrapperNode [2018-12-02 22:25:19,629 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 22:25:19,629 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 22:25:19,630 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 22:25:19,630 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 22:25:19,635 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:25:19" (1/1) ... [2018-12-02 22:25:19,643 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:25:19" (1/1) ... [2018-12-02 22:25:19,670 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 22:25:19,671 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 22:25:19,671 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 22:25:19,671 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 22:25:19,677 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:25:19" (1/1) ... [2018-12-02 22:25:19,677 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:25:19" (1/1) ... [2018-12-02 22:25:19,680 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:25:19" (1/1) ... [2018-12-02 22:25:19,680 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:25:19" (1/1) ... [2018-12-02 22:25:19,694 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:25:19" (1/1) ... [2018-12-02 22:25:19,702 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:25:19" (1/1) ... [2018-12-02 22:25:19,706 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:25:19" (1/1) ... [2018-12-02 22:25:19,710 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 22:25:19,711 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 22:25:19,711 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 22:25:19,711 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 22:25:19,712 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:25:19" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e0b25793-464c-4cd2-9367-dc785be61256/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 [2018-12-02 22:25:19,746 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 22:25:19,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 22:25:20,654 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 22:25:20,654 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-02 22:25:20,655 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:25:20 BoogieIcfgContainer [2018-12-02 22:25:20,655 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 22:25:20,655 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 22:25:20,655 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 22:25:20,663 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 22:25:20,663 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:25:20" (1/1) ... [2018-12-02 22:25:20,670 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 22:25:20,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:20,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 76 states and 144 transitions. [2018-12-02 22:25:20,695 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 144 transitions. [2018-12-02 22:25:20,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-12-02 22:25:20,697 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:25:20,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:25:20,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:25:21,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:21,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 145 states and 239 transitions. [2018-12-02 22:25:21,162 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 239 transitions. [2018-12-02 22:25:21,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-12-02 22:25:21,164 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:25:21,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:25:21,243 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:25:21,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:21,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 146 states and 240 transitions. [2018-12-02 22:25:21,375 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 240 transitions. [2018-12-02 22:25:21,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-12-02 22:25:21,376 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:25:21,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:25:21,403 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:25:21,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:21,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 150 states and 247 transitions. [2018-12-02 22:25:21,476 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 247 transitions. [2018-12-02 22:25:21,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-12-02 22:25:21,477 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:25:21,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:25:21,503 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:25:21,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:21,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 151 states and 249 transitions. [2018-12-02 22:25:21,534 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 249 transitions. [2018-12-02 22:25:21,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-12-02 22:25:21,538 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:25:21,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:25:21,601 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:25:22,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:22,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 221 states and 324 transitions. [2018-12-02 22:25:22,021 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 324 transitions. [2018-12-02 22:25:22,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-02 22:25:22,022 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:25:22,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:25:22,035 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 22:25:22,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:22,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 222 states and 325 transitions. [2018-12-02 22:25:22,062 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 325 transitions. [2018-12-02 22:25:22,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-02 22:25:22,063 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:25:22,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:25:22,077 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:25:22,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:22,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 225 states and 329 transitions. [2018-12-02 22:25:22,100 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 329 transitions. [2018-12-02 22:25:22,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-12-02 22:25:22,101 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:25:22,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:25:22,131 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-02 22:25:22,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:22,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 236 states and 349 transitions. [2018-12-02 22:25:22,383 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 349 transitions. [2018-12-02 22:25:22,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-02 22:25:22,383 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:25:22,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:25:22,435 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:25:22,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:22,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 248 states and 368 transitions. [2018-12-02 22:25:22,756 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 368 transitions. [2018-12-02 22:25:22,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-12-02 22:25:22,757 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:25:22,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:25:22,835 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:25:23,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:23,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 262 states and 388 transitions. [2018-12-02 22:25:23,290 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 388 transitions. [2018-12-02 22:25:23,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-12-02 22:25:23,291 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:25:23,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:25:23,340 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:25:23,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:23,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 271 states and 406 transitions. [2018-12-02 22:25:23,603 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 406 transitions. [2018-12-02 22:25:23,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-12-02 22:25:23,603 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:25:23,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:25:23,617 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 22:25:23,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:23,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 272 states and 407 transitions. [2018-12-02 22:25:23,681 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 407 transitions. [2018-12-02 22:25:23,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-02 22:25:23,682 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:25:23,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:25:23,761 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:25:24,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:24,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 282 states and 418 transitions. [2018-12-02 22:25:24,185 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 418 transitions. [2018-12-02 22:25:24,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-12-02 22:25:24,186 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:25:24,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:25:24,207 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-02 22:25:24,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:24,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 291 states and 430 transitions. [2018-12-02 22:25:24,410 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 430 transitions. [2018-12-02 22:25:24,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-12-02 22:25:24,411 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:25:24,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:25:24,425 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-02 22:25:24,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:24,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 299 states and 439 transitions. [2018-12-02 22:25:24,533 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 439 transitions. [2018-12-02 22:25:24,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-12-02 22:25:24,533 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:25:24,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:25:24,558 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:25:24,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:24,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 305 states and 448 transitions. [2018-12-02 22:25:24,733 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 448 transitions. [2018-12-02 22:25:24,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-02 22:25:24,734 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:25:24,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:25:24,751 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:25:25,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:25,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 315 states and 461 transitions. [2018-12-02 22:25:25,143 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 461 transitions. [2018-12-02 22:25:25,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-02 22:25:25,144 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:25:25,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:25:25,184 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:25:25,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:25,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 333 states and 488 transitions. [2018-12-02 22:25:25,940 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 488 transitions. [2018-12-02 22:25:25,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-12-02 22:25:25,941 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:25:25,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:25:25,974 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 22:25:26,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:26,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 344 states and 499 transitions. [2018-12-02 22:25:26,302 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 499 transitions. [2018-12-02 22:25:26,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-02 22:25:26,303 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:25:26,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:25:26,315 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 22:25:26,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:26,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 353 states and 512 transitions. [2018-12-02 22:25:26,663 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 512 transitions. [2018-12-02 22:25:26,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-02 22:25:26,663 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:25:26,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:25:26,679 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-02 22:25:26,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:26,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 354 states and 514 transitions. [2018-12-02 22:25:26,835 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 514 transitions. [2018-12-02 22:25:26,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-02 22:25:26,836 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:25:26,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:25:26,847 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-02 22:25:26,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:26,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 355 states and 516 transitions. [2018-12-02 22:25:26,940 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 516 transitions. [2018-12-02 22:25:26,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-02 22:25:26,941 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:25:26,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:25:26,953 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:25:27,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:27,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 366 states and 534 transitions. [2018-12-02 22:25:27,379 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 534 transitions. [2018-12-02 22:25:27,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-02 22:25:27,379 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:25:27,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:25:27,396 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-02 22:25:27,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:27,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 373 states and 548 transitions. [2018-12-02 22:25:27,618 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 548 transitions. [2018-12-02 22:25:27,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-02 22:25:27,618 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:25:27,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:25:27,630 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-02 22:25:27,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:27,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 380 states and 555 transitions. [2018-12-02 22:25:27,656 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 555 transitions. [2018-12-02 22:25:27,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-02 22:25:27,656 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:25:27,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:25:27,750 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:25:28,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:28,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 407 states and 594 transitions. [2018-12-02 22:25:28,959 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 594 transitions. [2018-12-02 22:25:28,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-12-02 22:25:28,959 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:25:28,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:25:28,997 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:25:29,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:29,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 419 states and 610 transitions. [2018-12-02 22:25:29,567 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 610 transitions. [2018-12-02 22:25:29,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-12-02 22:25:29,568 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:25:29,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:25:29,596 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:25:29,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:29,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 423 states and 614 transitions. [2018-12-02 22:25:29,739 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 614 transitions. [2018-12-02 22:25:29,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-12-02 22:25:29,739 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:25:29,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:25:29,804 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:25:30,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:30,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 439 states and 635 transitions. [2018-12-02 22:25:30,679 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 635 transitions. [2018-12-02 22:25:30,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-12-02 22:25:30,680 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:25:30,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:25:30,692 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 22:25:30,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:30,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 441 states and 637 transitions. [2018-12-02 22:25:30,801 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 637 transitions. [2018-12-02 22:25:30,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-12-02 22:25:30,801 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:25:30,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:25:30,813 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 22:25:31,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:31,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 448 states and 644 transitions. [2018-12-02 22:25:31,188 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 644 transitions. [2018-12-02 22:25:31,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-02 22:25:31,189 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:25:31,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:25:31,202 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:25:31,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:31,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 452 states and 650 transitions. [2018-12-02 22:25:31,394 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 650 transitions. [2018-12-02 22:25:31,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-02 22:25:31,395 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:25:31,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:25:31,408 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:25:32,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:32,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 473 states and 675 transitions. [2018-12-02 22:25:32,219 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 675 transitions. [2018-12-02 22:25:32,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-02 22:25:32,220 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:25:32,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:25:32,240 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:25:32,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:32,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 484 states and 686 transitions. [2018-12-02 22:25:32,993 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 686 transitions. [2018-12-02 22:25:32,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-02 22:25:32,993 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:25:33,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:25:33,255 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:25:34,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:34,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 709 states to 498 states and 709 transitions. [2018-12-02 22:25:34,541 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 709 transitions. [2018-12-02 22:25:34,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-02 22:25:34,542 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:25:34,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:25:34,619 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:25:34,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:34,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 508 states and 719 transitions. [2018-12-02 22:25:34,983 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 719 transitions. [2018-12-02 22:25:34,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-02 22:25:34,984 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:25:34,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:25:34,997 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-02 22:25:35,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:35,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 513 states and 724 transitions. [2018-12-02 22:25:35,017 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 724 transitions. [2018-12-02 22:25:35,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-02 22:25:35,018 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:25:35,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:25:35,035 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-02 22:25:35,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:35,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 725 states to 515 states and 725 transitions. [2018-12-02 22:25:35,359 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 725 transitions. [2018-12-02 22:25:35,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-12-02 22:25:35,360 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:25:35,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:25:35,379 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-02 22:25:35,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:35,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 517 states and 729 transitions. [2018-12-02 22:25:35,463 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 729 transitions. [2018-12-02 22:25:35,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-12-02 22:25:35,464 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:25:35,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:25:35,477 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-02 22:25:35,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:35,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 731 states to 519 states and 731 transitions. [2018-12-02 22:25:35,494 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 731 transitions. [2018-12-02 22:25:35,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-12-02 22:25:35,495 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:25:35,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:25:35,566 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-02 22:25:35,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:35,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 523 states and 737 transitions. [2018-12-02 22:25:35,940 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 737 transitions. [2018-12-02 22:25:35,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-12-02 22:25:35,940 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:25:35,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:25:36,101 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:25:38,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:38,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 775 states to 553 states and 775 transitions. [2018-12-02 22:25:38,763 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 775 transitions. [2018-12-02 22:25:38,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-02 22:25:38,764 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:25:38,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:25:38,803 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:25:39,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:39,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 562 states and 790 transitions. [2018-12-02 22:25:39,348 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 790 transitions. [2018-12-02 22:25:39,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-02 22:25:39,349 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:25:39,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:25:39,374 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:25:39,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:39,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 799 states to 570 states and 799 transitions. [2018-12-02 22:25:39,969 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 799 transitions. [2018-12-02 22:25:39,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-02 22:25:39,970 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:25:39,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:25:39,990 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:25:40,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:40,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 572 states and 801 transitions. [2018-12-02 22:25:40,171 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 801 transitions. [2018-12-02 22:25:40,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-02 22:25:40,172 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:25:40,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:25:40,195 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:25:40,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:40,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 802 states to 574 states and 802 transitions. [2018-12-02 22:25:40,376 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 802 transitions. [2018-12-02 22:25:40,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-12-02 22:25:40,376 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:25:40,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:25:40,471 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:25:41,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:41,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 881 states to 644 states and 881 transitions. [2018-12-02 22:25:41,605 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 881 transitions. [2018-12-02 22:25:41,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-12-02 22:25:41,606 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:25:41,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:25:41,622 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:25:43,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:43,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 911 states to 664 states and 911 transitions. [2018-12-02 22:25:43,219 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 911 transitions. [2018-12-02 22:25:43,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-12-02 22:25:43,219 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:25:43,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:25:43,235 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:25:43,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:43,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 921 states to 675 states and 921 transitions. [2018-12-02 22:25:43,831 INFO L276 IsEmpty]: Start isEmpty. Operand 675 states and 921 transitions. [2018-12-02 22:25:43,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-12-02 22:25:43,831 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:25:43,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:25:43,847 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:25:44,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:44,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 939 states to 689 states and 939 transitions. [2018-12-02 22:25:44,857 INFO L276 IsEmpty]: Start isEmpty. Operand 689 states and 939 transitions. [2018-12-02 22:25:44,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-12-02 22:25:44,858 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:25:44,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:25:44,889 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:25:44,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:44,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 947 states to 694 states and 947 transitions. [2018-12-02 22:25:44,913 INFO L276 IsEmpty]: Start isEmpty. Operand 694 states and 947 transitions. [2018-12-02 22:25:44,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-02 22:25:44,914 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:25:44,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:25:44,938 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:25:46,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:46,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 966 states to 709 states and 966 transitions. [2018-12-02 22:25:46,222 INFO L276 IsEmpty]: Start isEmpty. Operand 709 states and 966 transitions. [2018-12-02 22:25:46,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-02 22:25:46,223 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:25:46,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:25:46,251 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:25:46,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:46,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 967 states to 710 states and 967 transitions. [2018-12-02 22:25:46,497 INFO L276 IsEmpty]: Start isEmpty. Operand 710 states and 967 transitions. [2018-12-02 22:25:46,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-02 22:25:46,497 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:25:46,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:25:46,520 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:25:46,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:46,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 968 states to 711 states and 968 transitions. [2018-12-02 22:25:46,724 INFO L276 IsEmpty]: Start isEmpty. Operand 711 states and 968 transitions. [2018-12-02 22:25:46,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-02 22:25:46,725 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:25:46,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:25:46,745 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:25:46,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:46,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 975 states to 718 states and 975 transitions. [2018-12-02 22:25:46,992 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 975 transitions. [2018-12-02 22:25:46,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-02 22:25:46,992 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:25:46,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:25:47,017 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:25:47,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:47,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 975 states to 719 states and 975 transitions. [2018-12-02 22:25:47,170 INFO L276 IsEmpty]: Start isEmpty. Operand 719 states and 975 transitions. [2018-12-02 22:25:47,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-12-02 22:25:47,170 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:25:47,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:25:47,291 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:25:48,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:48,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1003 states to 734 states and 1003 transitions. [2018-12-02 22:25:48,405 INFO L276 IsEmpty]: Start isEmpty. Operand 734 states and 1003 transitions. [2018-12-02 22:25:48,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-12-02 22:25:48,405 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:25:48,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:25:48,455 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:25:48,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:48,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1014 states to 745 states and 1014 transitions. [2018-12-02 22:25:48,711 INFO L276 IsEmpty]: Start isEmpty. Operand 745 states and 1014 transitions. [2018-12-02 22:25:48,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-12-02 22:25:48,713 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:25:48,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:25:48,733 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-02 22:25:48,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:48,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1026 states to 757 states and 1026 transitions. [2018-12-02 22:25:48,774 INFO L276 IsEmpty]: Start isEmpty. Operand 757 states and 1026 transitions. [2018-12-02 22:25:48,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-12-02 22:25:48,775 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:25:48,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:25:48,806 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-02 22:25:50,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:50,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1044 states to 771 states and 1044 transitions. [2018-12-02 22:25:50,293 INFO L276 IsEmpty]: Start isEmpty. Operand 771 states and 1044 transitions. [2018-12-02 22:25:50,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-12-02 22:25:50,295 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:25:50,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:25:50,332 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-02 22:25:50,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:50,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1046 states to 774 states and 1046 transitions. [2018-12-02 22:25:50,699 INFO L276 IsEmpty]: Start isEmpty. Operand 774 states and 1046 transitions. [2018-12-02 22:25:50,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-12-02 22:25:50,700 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:25:50,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:25:50,714 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-02 22:25:50,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:50,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1051 states to 779 states and 1051 transitions. [2018-12-02 22:25:50,899 INFO L276 IsEmpty]: Start isEmpty. Operand 779 states and 1051 transitions. [2018-12-02 22:25:50,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-12-02 22:25:50,899 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:25:50,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:25:50,914 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:25:52,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:52,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 794 states and 1084 transitions. [2018-12-02 22:25:52,363 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 1084 transitions. [2018-12-02 22:25:52,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-12-02 22:25:52,363 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:25:52,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:25:52,378 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:25:53,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:53,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1097 states to 802 states and 1097 transitions. [2018-12-02 22:25:53,124 INFO L276 IsEmpty]: Start isEmpty. Operand 802 states and 1097 transitions. [2018-12-02 22:25:53,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-12-02 22:25:53,124 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:25:53,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:25:53,139 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:25:53,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:53,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1099 states to 804 states and 1099 transitions. [2018-12-02 22:25:53,363 INFO L276 IsEmpty]: Start isEmpty. Operand 804 states and 1099 transitions. [2018-12-02 22:25:53,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-12-02 22:25:53,364 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:25:53,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:25:53,385 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-02 22:25:53,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:53,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 811 states and 1108 transitions. [2018-12-02 22:25:53,705 INFO L276 IsEmpty]: Start isEmpty. Operand 811 states and 1108 transitions. [2018-12-02 22:25:53,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-12-02 22:25:53,705 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:25:53,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:25:53,722 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-02 22:25:54,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:54,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1109 states to 813 states and 1109 transitions. [2018-12-02 22:25:54,003 INFO L276 IsEmpty]: Start isEmpty. Operand 813 states and 1109 transitions. [2018-12-02 22:25:54,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-12-02 22:25:54,004 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:25:54,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:25:54,020 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-02 22:25:54,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:54,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1133 states to 829 states and 1133 transitions. [2018-12-02 22:25:54,808 INFO L276 IsEmpty]: Start isEmpty. Operand 829 states and 1133 transitions. [2018-12-02 22:25:54,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-12-02 22:25:54,808 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:25:54,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:25:54,825 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-02 22:25:55,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:55,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1144 states to 837 states and 1144 transitions. [2018-12-02 22:25:55,298 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states and 1144 transitions. [2018-12-02 22:25:55,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-12-02 22:25:55,299 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:25:55,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:25:55,330 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:25:55,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:55,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1167 states to 859 states and 1167 transitions. [2018-12-02 22:25:55,624 INFO L276 IsEmpty]: Start isEmpty. Operand 859 states and 1167 transitions. [2018-12-02 22:25:55,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-12-02 22:25:55,625 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:25:55,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:25:55,654 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-02 22:25:55,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:55,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1186 states to 878 states and 1186 transitions. [2018-12-02 22:25:55,893 INFO L276 IsEmpty]: Start isEmpty. Operand 878 states and 1186 transitions. [2018-12-02 22:25:55,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-02 22:25:55,894 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:25:55,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:25:55,919 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-02 22:25:56,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:56,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1203 states to 889 states and 1203 transitions. [2018-12-02 22:25:56,938 INFO L276 IsEmpty]: Start isEmpty. Operand 889 states and 1203 transitions. [2018-12-02 22:25:56,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-02 22:25:56,939 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:25:56,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:25:56,981 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-02 22:25:57,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:57,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1206 states to 893 states and 1206 transitions. [2018-12-02 22:25:57,240 INFO L276 IsEmpty]: Start isEmpty. Operand 893 states and 1206 transitions. [2018-12-02 22:25:57,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-12-02 22:25:57,241 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:25:57,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:25:57,278 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 22:25:58,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:58,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1222 states to 908 states and 1222 transitions. [2018-12-02 22:25:58,071 INFO L276 IsEmpty]: Start isEmpty. Operand 908 states and 1222 transitions. [2018-12-02 22:25:58,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-02 22:25:58,072 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:25:58,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:25:58,100 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-02 22:25:58,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:58,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1242 states to 928 states and 1242 transitions. [2018-12-02 22:25:58,162 INFO L276 IsEmpty]: Start isEmpty. Operand 928 states and 1242 transitions. [2018-12-02 22:25:58,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-02 22:25:58,163 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:25:58,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:25:58,194 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-02 22:25:58,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:58,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1265 states to 948 states and 1265 transitions. [2018-12-02 22:25:58,270 INFO L276 IsEmpty]: Start isEmpty. Operand 948 states and 1265 transitions. [2018-12-02 22:25:58,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-02 22:25:58,270 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:25:58,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:25:58,292 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-02 22:25:58,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:58,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1271 states to 953 states and 1271 transitions. [2018-12-02 22:25:58,768 INFO L276 IsEmpty]: Start isEmpty. Operand 953 states and 1271 transitions. [2018-12-02 22:25:58,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-02 22:25:58,769 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:25:58,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:25:58,790 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-02 22:25:59,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:59,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1272 states to 955 states and 1272 transitions. [2018-12-02 22:25:59,018 INFO L276 IsEmpty]: Start isEmpty. Operand 955 states and 1272 transitions. [2018-12-02 22:25:59,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-02 22:25:59,018 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:25:59,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:25:59,038 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-02 22:25:59,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:59,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1280 states to 964 states and 1280 transitions. [2018-12-02 22:25:59,399 INFO L276 IsEmpty]: Start isEmpty. Operand 964 states and 1280 transitions. [2018-12-02 22:25:59,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-02 22:25:59,399 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:25:59,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:25:59,418 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-12-02 22:25:59,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:59,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1283 states to 967 states and 1283 transitions. [2018-12-02 22:25:59,571 INFO L276 IsEmpty]: Start isEmpty. Operand 967 states and 1283 transitions. [2018-12-02 22:25:59,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-12-02 22:25:59,571 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:25:59,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:25:59,587 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-02 22:25:59,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:59,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1292 states to 976 states and 1292 transitions. [2018-12-02 22:25:59,626 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 1292 transitions. [2018-12-02 22:25:59,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-12-02 22:25:59,627 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:25:59,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:25:59,995 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-02 22:26:03,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:26:03,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1336 states to 1018 states and 1336 transitions. [2018-12-02 22:26:03,249 INFO L276 IsEmpty]: Start isEmpty. Operand 1018 states and 1336 transitions. [2018-12-02 22:26:03,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-12-02 22:26:03,250 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:26:03,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:26:03,955 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-02 22:26:10,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:26:10,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1406 states to 1083 states and 1406 transitions. [2018-12-02 22:26:10,785 INFO L276 IsEmpty]: Start isEmpty. Operand 1083 states and 1406 transitions. [2018-12-02 22:26:10,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-12-02 22:26:10,786 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:26:10,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:26:12,784 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:26:23,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:26:23,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1536 states to 1198 states and 1536 transitions. [2018-12-02 22:26:23,235 INFO L276 IsEmpty]: Start isEmpty. Operand 1198 states and 1536 transitions. [2018-12-02 22:26:23,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-02 22:26:23,237 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:26:23,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:26:23,284 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-12-02 22:26:25,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:26:25,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1582 states to 1234 states and 1582 transitions. [2018-12-02 22:26:25,829 INFO L276 IsEmpty]: Start isEmpty. Operand 1234 states and 1582 transitions. [2018-12-02 22:26:25,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-02 22:26:25,831 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:26:25,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:26:25,876 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-12-02 22:26:26,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:26:26,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1594 states to 1245 states and 1594 transitions. [2018-12-02 22:26:26,354 INFO L276 IsEmpty]: Start isEmpty. Operand 1245 states and 1594 transitions. [2018-12-02 22:26:26,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-12-02 22:26:26,356 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:26:26,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:26:26,392 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-02 22:26:26,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:26:26,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1607 states to 1257 states and 1607 transitions. [2018-12-02 22:26:26,935 INFO L276 IsEmpty]: Start isEmpty. Operand 1257 states and 1607 transitions. [2018-12-02 22:26:26,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-12-02 22:26:26,935 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:26:26,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:26:27,169 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-02 22:26:28,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:26:28,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1677 states to 1326 states and 1677 transitions. [2018-12-02 22:26:28,788 INFO L276 IsEmpty]: Start isEmpty. Operand 1326 states and 1677 transitions. [2018-12-02 22:26:28,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-02 22:26:28,789 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:26:28,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:26:28,813 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-02 22:26:29,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:26:29,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1699 states to 1345 states and 1699 transitions. [2018-12-02 22:26:29,562 INFO L276 IsEmpty]: Start isEmpty. Operand 1345 states and 1699 transitions. [2018-12-02 22:26:29,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-02 22:26:29,563 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:26:29,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:26:29,581 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-02 22:26:29,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:26:29,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1709 states to 1356 states and 1709 transitions. [2018-12-02 22:26:29,628 INFO L276 IsEmpty]: Start isEmpty. Operand 1356 states and 1709 transitions. [2018-12-02 22:26:29,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-02 22:26:29,629 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:26:29,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:26:30,087 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:26:32,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:26:32,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1762 states to 1403 states and 1762 transitions. [2018-12-02 22:26:32,135 INFO L276 IsEmpty]: Start isEmpty. Operand 1403 states and 1762 transitions. [2018-12-02 22:26:32,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-12-02 22:26:32,136 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:26:32,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:26:32,499 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 106 proven. 1 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-02 22:26:33,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:26:33,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1769 states to 1409 states and 1769 transitions. [2018-12-02 22:26:33,434 INFO L276 IsEmpty]: Start isEmpty. Operand 1409 states and 1769 transitions. [2018-12-02 22:26:33,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-02 22:26:33,435 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:26:33,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:26:33,495 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-02 22:26:34,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:26:34,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1789 states to 1424 states and 1789 transitions. [2018-12-02 22:26:34,933 INFO L276 IsEmpty]: Start isEmpty. Operand 1424 states and 1789 transitions. [2018-12-02 22:26:34,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-12-02 22:26:34,935 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:26:34,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:26:34,997 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 112 proven. 4 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-12-02 22:26:35,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:26:35,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1794 states to 1428 states and 1794 transitions. [2018-12-02 22:26:35,554 INFO L276 IsEmpty]: Start isEmpty. Operand 1428 states and 1794 transitions. [2018-12-02 22:26:35,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-12-02 22:26:35,554 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:26:35,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:26:35,580 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-02 22:26:37,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:26:37,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1816 states to 1444 states and 1816 transitions. [2018-12-02 22:26:37,213 INFO L276 IsEmpty]: Start isEmpty. Operand 1444 states and 1816 transitions. [2018-12-02 22:26:37,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-12-02 22:26:37,214 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:26:37,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:26:37,240 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-02 22:26:37,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:26:37,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1817 states to 1446 states and 1817 transitions. [2018-12-02 22:26:37,582 INFO L276 IsEmpty]: Start isEmpty. Operand 1446 states and 1817 transitions. [2018-12-02 22:26:37,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-12-02 22:26:37,583 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:26:37,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:26:37,609 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-02 22:26:37,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:26:37,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1821 states to 1450 states and 1821 transitions. [2018-12-02 22:26:37,912 INFO L276 IsEmpty]: Start isEmpty. Operand 1450 states and 1821 transitions. [2018-12-02 22:26:37,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-12-02 22:26:37,912 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:26:37,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:26:37,938 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-02 22:26:38,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:26:38,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1824 states to 1454 states and 1824 transitions. [2018-12-02 22:26:38,236 INFO L276 IsEmpty]: Start isEmpty. Operand 1454 states and 1824 transitions. [2018-12-02 22:26:38,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-12-02 22:26:38,236 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:26:38,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:26:38,259 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 143 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-02 22:26:38,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:26:38,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1830 states to 1458 states and 1830 transitions. [2018-12-02 22:26:38,539 INFO L276 IsEmpty]: Start isEmpty. Operand 1458 states and 1830 transitions. [2018-12-02 22:26:38,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-12-02 22:26:38,539 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:26:38,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:26:38,597 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 143 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-02 22:26:38,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:26:38,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1830 states to 1459 states and 1830 transitions. [2018-12-02 22:26:38,886 INFO L276 IsEmpty]: Start isEmpty. Operand 1459 states and 1830 transitions. [2018-12-02 22:26:38,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-12-02 22:26:38,887 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:26:38,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:26:38,916 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-02 22:26:39,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:26:39,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1840 states to 1468 states and 1840 transitions. [2018-12-02 22:26:39,927 INFO L276 IsEmpty]: Start isEmpty. Operand 1468 states and 1840 transitions. [2018-12-02 22:26:39,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-12-02 22:26:39,929 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:26:39,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:26:39,960 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-02 22:26:40,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:26:40,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1847 states to 1476 states and 1847 transitions. [2018-12-02 22:26:40,165 INFO L276 IsEmpty]: Start isEmpty. Operand 1476 states and 1847 transitions. [2018-12-02 22:26:40,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-12-02 22:26:40,166 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:26:40,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:26:40,196 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-02 22:26:41,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:26:41,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1886 states to 1513 states and 1886 transitions. [2018-12-02 22:26:41,600 INFO L276 IsEmpty]: Start isEmpty. Operand 1513 states and 1886 transitions. [2018-12-02 22:26:41,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-12-02 22:26:41,601 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:26:41,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:26:42,173 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 159 proven. 27 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-12-02 22:26:43,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:26:43,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1893 states to 1518 states and 1893 transitions. [2018-12-02 22:26:43,249 INFO L276 IsEmpty]: Start isEmpty. Operand 1518 states and 1893 transitions. [2018-12-02 22:26:43,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-12-02 22:26:43,251 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:26:43,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:26:43,683 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 3 proven. 148 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:26:47,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:26:47,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1907 states to 1528 states and 1907 transitions. [2018-12-02 22:26:47,816 INFO L276 IsEmpty]: Start isEmpty. Operand 1528 states and 1907 transitions. [2018-12-02 22:26:47,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-12-02 22:26:47,816 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:26:47,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:26:50,227 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-02 22:26:54,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:26:54,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1915 states to 1533 states and 1915 transitions. [2018-12-02 22:26:54,083 INFO L276 IsEmpty]: Start isEmpty. Operand 1533 states and 1915 transitions. [2018-12-02 22:26:54,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-12-02 22:26:54,084 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:26:54,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:26:54,233 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-02 22:26:58,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:26:58,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1946 states to 1562 states and 1946 transitions. [2018-12-02 22:26:58,300 INFO L276 IsEmpty]: Start isEmpty. Operand 1562 states and 1946 transitions. [2018-12-02 22:26:58,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-12-02 22:26:58,301 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:26:58,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:26:58,447 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-02 22:26:58,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:26:58,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1950 states to 1566 states and 1950 transitions. [2018-12-02 22:26:58,800 INFO L276 IsEmpty]: Start isEmpty. Operand 1566 states and 1950 transitions. [2018-12-02 22:26:58,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-12-02 22:26:58,801 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:26:58,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:26:58,915 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-02 22:27:01,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:01,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1967 states to 1582 states and 1967 transitions. [2018-12-02 22:27:01,755 INFO L276 IsEmpty]: Start isEmpty. Operand 1582 states and 1967 transitions. [2018-12-02 22:27:01,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-12-02 22:27:01,755 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:01,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:01,851 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-02 22:27:02,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:02,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1974 states to 1589 states and 1974 transitions. [2018-12-02 22:27:02,598 INFO L276 IsEmpty]: Start isEmpty. Operand 1589 states and 1974 transitions. [2018-12-02 22:27:02,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-12-02 22:27:02,599 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:02,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:02,692 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-02 22:27:03,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:03,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1980 states to 1595 states and 1980 transitions. [2018-12-02 22:27:03,728 INFO L276 IsEmpty]: Start isEmpty. Operand 1595 states and 1980 transitions. [2018-12-02 22:27:03,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-12-02 22:27:03,730 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:03,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:05,523 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-02 22:27:09,168 WARN L180 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2018-12-02 22:27:10,509 WARN L180 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2018-12-02 22:27:11,705 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2018-12-02 22:27:12,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:12,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2014 states to 1623 states and 2014 transitions. [2018-12-02 22:27:12,435 INFO L276 IsEmpty]: Start isEmpty. Operand 1623 states and 2014 transitions. [2018-12-02 22:27:12,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-12-02 22:27:12,436 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:12,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:12,565 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-02 22:27:15,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:15,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2034 states to 1644 states and 2034 transitions. [2018-12-02 22:27:15,707 INFO L276 IsEmpty]: Start isEmpty. Operand 1644 states and 2034 transitions. [2018-12-02 22:27:15,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-02 22:27:15,708 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:15,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:17,117 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-02 22:27:19,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:19,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2045 states to 1654 states and 2045 transitions. [2018-12-02 22:27:19,045 INFO L276 IsEmpty]: Start isEmpty. Operand 1654 states and 2045 transitions. [2018-12-02 22:27:19,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-02 22:27:19,045 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:19,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:19,163 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-02 22:27:20,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:20,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2049 states to 1657 states and 2049 transitions. [2018-12-02 22:27:20,058 INFO L276 IsEmpty]: Start isEmpty. Operand 1657 states and 2049 transitions. [2018-12-02 22:27:20,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-02 22:27:20,058 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:20,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:20,106 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2018-12-02 22:27:24,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:24,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2122 states to 1708 states and 2122 transitions. [2018-12-02 22:27:24,253 INFO L276 IsEmpty]: Start isEmpty. Operand 1708 states and 2122 transitions. [2018-12-02 22:27:24,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-02 22:27:24,254 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:24,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:24,306 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2018-12-02 22:27:25,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:25,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2124 states to 1713 states and 2124 transitions. [2018-12-02 22:27:25,212 INFO L276 IsEmpty]: Start isEmpty. Operand 1713 states and 2124 transitions. [2018-12-02 22:27:25,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-02 22:27:25,213 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:25,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:25,262 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2018-12-02 22:27:25,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:25,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2125 states to 1715 states and 2125 transitions. [2018-12-02 22:27:25,485 INFO L276 IsEmpty]: Start isEmpty. Operand 1715 states and 2125 transitions. [2018-12-02 22:27:25,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-02 22:27:25,485 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:25,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:25,535 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2018-12-02 22:27:25,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:25,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2126 states to 1717 states and 2126 transitions. [2018-12-02 22:27:25,950 INFO L276 IsEmpty]: Start isEmpty. Operand 1717 states and 2126 transitions. [2018-12-02 22:27:25,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-02 22:27:25,951 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:25,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:26,020 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2018-12-02 22:27:26,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:26,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2131 states to 1721 states and 2131 transitions. [2018-12-02 22:27:26,400 INFO L276 IsEmpty]: Start isEmpty. Operand 1721 states and 2131 transitions. [2018-12-02 22:27:26,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-02 22:27:26,401 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:26,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:26,455 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2018-12-02 22:27:26,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:26,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2135 states to 1725 states and 2135 transitions. [2018-12-02 22:27:26,886 INFO L276 IsEmpty]: Start isEmpty. Operand 1725 states and 2135 transitions. [2018-12-02 22:27:26,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-02 22:27:26,887 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:26,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:26,934 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2018-12-02 22:27:28,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:28,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2154 states to 1736 states and 2154 transitions. [2018-12-02 22:27:28,729 INFO L276 IsEmpty]: Start isEmpty. Operand 1736 states and 2154 transitions. [2018-12-02 22:27:28,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-02 22:27:28,731 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:28,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:28,794 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2018-12-02 22:27:29,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:29,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2155 states to 1738 states and 2155 transitions. [2018-12-02 22:27:29,186 INFO L276 IsEmpty]: Start isEmpty. Operand 1738 states and 2155 transitions. [2018-12-02 22:27:29,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-02 22:27:29,187 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:29,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:29,233 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2018-12-02 22:27:29,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:29,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2159 states to 1742 states and 2159 transitions. [2018-12-02 22:27:29,599 INFO L276 IsEmpty]: Start isEmpty. Operand 1742 states and 2159 transitions. [2018-12-02 22:27:29,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-02 22:27:29,600 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:29,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:29,646 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2018-12-02 22:27:30,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:30,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2164 states to 1746 states and 2164 transitions. [2018-12-02 22:27:30,031 INFO L276 IsEmpty]: Start isEmpty. Operand 1746 states and 2164 transitions. [2018-12-02 22:27:30,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-02 22:27:30,032 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:30,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:30,109 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 116 proven. 4 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-02 22:27:30,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:30,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2169 states to 1748 states and 2169 transitions. [2018-12-02 22:27:30,873 INFO L276 IsEmpty]: Start isEmpty. Operand 1748 states and 2169 transitions. [2018-12-02 22:27:30,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-02 22:27:30,873 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:30,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:30,945 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 116 proven. 4 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-02 22:27:33,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:33,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2198 states to 1773 states and 2198 transitions. [2018-12-02 22:27:33,651 INFO L276 IsEmpty]: Start isEmpty. Operand 1773 states and 2198 transitions. [2018-12-02 22:27:33,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-02 22:27:33,652 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:33,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:33,737 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 116 proven. 4 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-02 22:27:38,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:38,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2227 states to 1795 states and 2227 transitions. [2018-12-02 22:27:38,307 INFO L276 IsEmpty]: Start isEmpty. Operand 1795 states and 2227 transitions. [2018-12-02 22:27:38,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-02 22:27:38,308 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:38,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:38,380 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 116 proven. 4 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-02 22:27:40,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:40,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2272 states to 1830 states and 2272 transitions. [2018-12-02 22:27:40,080 INFO L276 IsEmpty]: Start isEmpty. Operand 1830 states and 2272 transitions. [2018-12-02 22:27:40,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-02 22:27:40,081 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:40,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:40,148 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 116 proven. 4 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-02 22:27:42,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:42,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2284 states to 1840 states and 2284 transitions. [2018-12-02 22:27:42,565 INFO L276 IsEmpty]: Start isEmpty. Operand 1840 states and 2284 transitions. [2018-12-02 22:27:42,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-02 22:27:42,566 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:42,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:42,708 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 116 proven. 4 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-02 22:27:45,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:45,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2304 states to 1856 states and 2304 transitions. [2018-12-02 22:27:45,745 INFO L276 IsEmpty]: Start isEmpty. Operand 1856 states and 2304 transitions. [2018-12-02 22:27:45,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-02 22:27:45,746 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:45,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:45,813 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 116 proven. 4 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-02 22:27:46,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:46,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2313 states to 1865 states and 2313 transitions. [2018-12-02 22:27:46,992 INFO L276 IsEmpty]: Start isEmpty. Operand 1865 states and 2313 transitions. [2018-12-02 22:27:46,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-02 22:27:46,993 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:47,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:47,060 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 116 proven. 4 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-02 22:27:48,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:48,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2315 states to 1868 states and 2315 transitions. [2018-12-02 22:27:48,507 INFO L276 IsEmpty]: Start isEmpty. Operand 1868 states and 2315 transitions. [2018-12-02 22:27:48,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-02 22:27:48,508 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:48,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:48,576 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 116 proven. 4 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-02 22:27:49,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:49,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2328 states to 1880 states and 2328 transitions. [2018-12-02 22:27:49,757 INFO L276 IsEmpty]: Start isEmpty. Operand 1880 states and 2328 transitions. [2018-12-02 22:27:49,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-02 22:27:49,758 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:49,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:49,855 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 116 proven. 4 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-02 22:27:50,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:50,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2333 states to 1886 states and 2333 transitions. [2018-12-02 22:27:50,353 INFO L276 IsEmpty]: Start isEmpty. Operand 1886 states and 2333 transitions. [2018-12-02 22:27:50,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-02 22:27:50,354 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:50,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:50,430 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 116 proven. 4 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-02 22:27:50,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:50,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2337 states to 1891 states and 2337 transitions. [2018-12-02 22:27:50,671 INFO L276 IsEmpty]: Start isEmpty. Operand 1891 states and 2337 transitions. [2018-12-02 22:27:50,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-02 22:27:50,672 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:50,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:50,752 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 116 proven. 4 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-02 22:27:51,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:51,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2342 states to 1897 states and 2342 transitions. [2018-12-02 22:27:51,480 INFO L276 IsEmpty]: Start isEmpty. Operand 1897 states and 2342 transitions. [2018-12-02 22:27:51,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-02 22:27:51,481 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:51,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:51,566 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 116 proven. 4 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-02 22:27:51,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:51,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2343 states to 1899 states and 2343 transitions. [2018-12-02 22:27:51,728 INFO L276 IsEmpty]: Start isEmpty. Operand 1899 states and 2343 transitions. [2018-12-02 22:27:51,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-02 22:27:51,729 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:51,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:51,796 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 116 proven. 4 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-02 22:27:51,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:51,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2343 states to 1900 states and 2343 transitions. [2018-12-02 22:27:51,838 INFO L276 IsEmpty]: Start isEmpty. Operand 1900 states and 2343 transitions. [2018-12-02 22:27:51,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-02 22:27:51,839 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:51,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:51,921 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 116 proven. 4 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-02 22:27:53,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:53,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2368 states to 1926 states and 2368 transitions. [2018-12-02 22:27:53,435 INFO L276 IsEmpty]: Start isEmpty. Operand 1926 states and 2368 transitions. [2018-12-02 22:27:53,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-02 22:27:53,436 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:53,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:53,514 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 116 proven. 4 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-02 22:27:54,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:54,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2369 states to 1928 states and 2369 transitions. [2018-12-02 22:27:54,377 INFO L276 IsEmpty]: Start isEmpty. Operand 1928 states and 2369 transitions. [2018-12-02 22:27:54,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-12-02 22:27:54,378 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:54,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:54,405 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-12-02 22:27:54,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:54,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2380 states to 1937 states and 2380 transitions. [2018-12-02 22:27:54,688 INFO L276 IsEmpty]: Start isEmpty. Operand 1937 states and 2380 transitions. [2018-12-02 22:27:54,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-12-02 22:27:54,689 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:54,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:54,723 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 232 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2018-12-02 22:27:55,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:55,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2405 states to 1960 states and 2405 transitions. [2018-12-02 22:27:55,409 INFO L276 IsEmpty]: Start isEmpty. Operand 1960 states and 2405 transitions. [2018-12-02 22:27:55,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-12-02 22:27:55,410 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:55,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:55,460 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 207 trivial. 0 not checked. [2018-12-02 22:27:57,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:57,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2433 states to 1988 states and 2433 transitions. [2018-12-02 22:27:57,148 INFO L276 IsEmpty]: Start isEmpty. Operand 1988 states and 2433 transitions. [2018-12-02 22:27:57,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-12-02 22:27:57,149 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:57,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:57,211 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 207 trivial. 0 not checked. [2018-12-02 22:27:59,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:27:59,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2447 states to 1998 states and 2447 transitions. [2018-12-02 22:27:59,276 INFO L276 IsEmpty]: Start isEmpty. Operand 1998 states and 2447 transitions. [2018-12-02 22:27:59,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-12-02 22:27:59,277 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:27:59,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:27:59,328 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 207 trivial. 0 not checked. [2018-12-02 22:28:00,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:28:00,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2483 states to 2028 states and 2483 transitions. [2018-12-02 22:28:00,650 INFO L276 IsEmpty]: Start isEmpty. Operand 2028 states and 2483 transitions. [2018-12-02 22:28:00,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-12-02 22:28:00,651 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:28:00,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:28:00,706 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 207 trivial. 0 not checked. [2018-12-02 22:28:03,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:28:03,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2508 states to 2051 states and 2508 transitions. [2018-12-02 22:28:03,092 INFO L276 IsEmpty]: Start isEmpty. Operand 2051 states and 2508 transitions. [2018-12-02 22:28:03,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-12-02 22:28:03,093 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:28:03,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:28:03,144 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 207 trivial. 0 not checked. [2018-12-02 22:28:03,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:28:03,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2511 states to 2054 states and 2511 transitions. [2018-12-02 22:28:03,686 INFO L276 IsEmpty]: Start isEmpty. Operand 2054 states and 2511 transitions. [2018-12-02 22:28:03,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-12-02 22:28:03,687 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:28:03,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:28:03,739 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 207 trivial. 0 not checked. [2018-12-02 22:28:04,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:28:04,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2518 states to 2063 states and 2518 transitions. [2018-12-02 22:28:04,484 INFO L276 IsEmpty]: Start isEmpty. Operand 2063 states and 2518 transitions. [2018-12-02 22:28:04,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-12-02 22:28:04,486 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:28:04,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:28:04,537 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 207 trivial. 0 not checked. [2018-12-02 22:28:05,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:28:05,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2520 states to 2066 states and 2520 transitions. [2018-12-02 22:28:05,156 INFO L276 IsEmpty]: Start isEmpty. Operand 2066 states and 2520 transitions. [2018-12-02 22:28:05,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-12-02 22:28:05,158 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:28:05,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:28:05,222 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 207 trivial. 0 not checked. [2018-12-02 22:28:05,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:28:05,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2529 states to 2076 states and 2529 transitions. [2018-12-02 22:28:05,630 INFO L276 IsEmpty]: Start isEmpty. Operand 2076 states and 2529 transitions. [2018-12-02 22:28:05,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-12-02 22:28:05,631 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:28:05,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:28:05,680 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 207 trivial. 0 not checked. [2018-12-02 22:28:09,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:28:09,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2541 states to 2089 states and 2541 transitions. [2018-12-02 22:28:09,185 INFO L276 IsEmpty]: Start isEmpty. Operand 2089 states and 2541 transitions. [2018-12-02 22:28:09,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-12-02 22:28:09,187 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:28:09,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:28:09,255 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 207 trivial. 0 not checked. [2018-12-02 22:28:10,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:28:10,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2542 states to 2091 states and 2542 transitions. [2018-12-02 22:28:10,894 INFO L276 IsEmpty]: Start isEmpty. Operand 2091 states and 2542 transitions. [2018-12-02 22:28:10,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-12-02 22:28:10,895 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:28:10,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:28:10,945 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 207 trivial. 0 not checked. [2018-12-02 22:28:13,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:28:13,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2576 states to 2126 states and 2576 transitions. [2018-12-02 22:28:13,807 INFO L276 IsEmpty]: Start isEmpty. Operand 2126 states and 2576 transitions. [2018-12-02 22:28:13,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-12-02 22:28:13,808 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:28:13,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:28:13,891 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 224 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-12-02 22:28:16,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:28:16,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2607 states to 2149 states and 2607 transitions. [2018-12-02 22:28:16,448 INFO L276 IsEmpty]: Start isEmpty. Operand 2149 states and 2607 transitions. [2018-12-02 22:28:16,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-12-02 22:28:16,449 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:28:16,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:28:16,535 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 224 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-12-02 22:28:17,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:28:17,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2611 states to 2154 states and 2611 transitions. [2018-12-02 22:28:17,540 INFO L276 IsEmpty]: Start isEmpty. Operand 2154 states and 2611 transitions. [2018-12-02 22:28:17,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-12-02 22:28:17,541 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:28:17,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:28:17,613 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 224 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-12-02 22:28:18,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:28:18,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2612 states to 2157 states and 2612 transitions. [2018-12-02 22:28:18,076 INFO L276 IsEmpty]: Start isEmpty. Operand 2157 states and 2612 transitions. [2018-12-02 22:28:18,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-12-02 22:28:18,078 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:28:18,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:28:18,438 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 233 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-12-02 22:28:19,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:28:19,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2629 states to 2169 states and 2629 transitions. [2018-12-02 22:28:19,540 INFO L276 IsEmpty]: Start isEmpty. Operand 2169 states and 2629 transitions. [2018-12-02 22:28:19,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-12-02 22:28:19,541 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:28:19,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:28:19,581 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 227 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-12-02 22:28:23,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:28:23,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2682 states to 2220 states and 2682 transitions. [2018-12-02 22:28:23,675 INFO L276 IsEmpty]: Start isEmpty. Operand 2220 states and 2682 transitions. [2018-12-02 22:28:23,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-12-02 22:28:23,677 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:28:23,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:28:23,810 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 248 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-12-02 22:28:24,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:28:24,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2701 states to 2239 states and 2701 transitions. [2018-12-02 22:28:24,545 INFO L276 IsEmpty]: Start isEmpty. Operand 2239 states and 2701 transitions. [2018-12-02 22:28:24,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-12-02 22:28:24,547 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:28:24,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:28:24,594 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 224 proven. 0 refuted. 0 times theorem prover too weak. 133 trivial. 0 not checked. [2018-12-02 22:28:31,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:28:31,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2783 states to 2314 states and 2783 transitions. [2018-12-02 22:28:31,903 INFO L276 IsEmpty]: Start isEmpty. Operand 2314 states and 2783 transitions. [2018-12-02 22:28:31,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-12-02 22:28:31,906 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:28:31,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:28:32,018 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 147 proven. 8 refuted. 0 times theorem prover too weak. 173 trivial. 0 not checked. [2018-12-02 22:28:33,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:28:33,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2789 states to 2319 states and 2789 transitions. [2018-12-02 22:28:33,067 INFO L276 IsEmpty]: Start isEmpty. Operand 2319 states and 2789 transitions. [2018-12-02 22:28:33,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-12-02 22:28:33,068 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:28:33,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:28:33,227 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 147 proven. 8 refuted. 0 times theorem prover too weak. 173 trivial. 0 not checked. [2018-12-02 22:28:33,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:28:33,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2790 states to 2321 states and 2790 transitions. [2018-12-02 22:28:33,746 INFO L276 IsEmpty]: Start isEmpty. Operand 2321 states and 2790 transitions. [2018-12-02 22:28:33,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-12-02 22:28:33,747 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:28:33,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:28:33,868 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 147 proven. 8 refuted. 0 times theorem prover too weak. 173 trivial. 0 not checked. [2018-12-02 22:28:34,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:28:34,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2791 states to 2323 states and 2791 transitions. [2018-12-02 22:28:34,407 INFO L276 IsEmpty]: Start isEmpty. Operand 2323 states and 2791 transitions. [2018-12-02 22:28:34,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-12-02 22:28:34,408 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:28:34,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:28:34,497 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 147 proven. 8 refuted. 0 times theorem prover too weak. 173 trivial. 0 not checked. [2018-12-02 22:28:37,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:28:37,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2847 states to 2379 states and 2847 transitions. [2018-12-02 22:28:37,894 INFO L276 IsEmpty]: Start isEmpty. Operand 2379 states and 2847 transitions. [2018-12-02 22:28:37,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-12-02 22:28:37,895 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:28:37,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:28:37,982 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 147 proven. 8 refuted. 0 times theorem prover too weak. 173 trivial. 0 not checked. [2018-12-02 22:28:40,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:28:40,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2851 states to 2385 states and 2851 transitions. [2018-12-02 22:28:40,228 INFO L276 IsEmpty]: Start isEmpty. Operand 2385 states and 2851 transitions. [2018-12-02 22:28:40,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2018-12-02 22:28:40,229 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:28:40,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:28:40,342 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 3 proven. 258 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-12-02 22:28:41,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:28:41,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2861 states to 2391 states and 2861 transitions. [2018-12-02 22:28:41,443 INFO L276 IsEmpty]: Start isEmpty. Operand 2391 states and 2861 transitions. [2018-12-02 22:28:41,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-12-02 22:28:41,444 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:28:41,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:28:42,132 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 313 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-12-02 22:28:49,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:28:49,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3010 states to 2520 states and 3010 transitions. [2018-12-02 22:28:49,198 INFO L276 IsEmpty]: Start isEmpty. Operand 2520 states and 3010 transitions. [2018-12-02 22:28:49,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-12-02 22:28:49,200 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:28:49,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:28:49,268 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 252 proven. 0 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2018-12-02 22:28:54,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:28:54,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3029 states to 2531 states and 3029 transitions. [2018-12-02 22:28:54,561 INFO L276 IsEmpty]: Start isEmpty. Operand 2531 states and 3029 transitions. [2018-12-02 22:28:54,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-12-02 22:28:54,562 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:28:54,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:28:54,620 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 252 proven. 0 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2018-12-02 22:28:56,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:28:56,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3030 states to 2533 states and 3030 transitions. [2018-12-02 22:28:56,090 INFO L276 IsEmpty]: Start isEmpty. Operand 2533 states and 3030 transitions. [2018-12-02 22:28:56,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-12-02 22:28:56,092 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:28:56,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:28:56,153 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 252 proven. 0 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2018-12-02 22:28:56,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:28:56,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3031 states to 2535 states and 3031 transitions. [2018-12-02 22:28:56,548 INFO L276 IsEmpty]: Start isEmpty. Operand 2535 states and 3031 transitions. [2018-12-02 22:28:56,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-12-02 22:28:56,549 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:28:56,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:28:56,608 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 252 proven. 0 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2018-12-02 22:28:57,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:28:57,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3036 states to 2539 states and 3036 transitions. [2018-12-02 22:28:57,142 INFO L276 IsEmpty]: Start isEmpty. Operand 2539 states and 3036 transitions. [2018-12-02 22:28:57,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-12-02 22:28:57,143 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:28:57,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:28:57,279 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 252 proven. 0 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2018-12-02 22:28:57,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:28:57,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3039 states to 2543 states and 3039 transitions. [2018-12-02 22:28:57,773 INFO L276 IsEmpty]: Start isEmpty. Operand 2543 states and 3039 transitions. [2018-12-02 22:28:57,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-12-02 22:28:57,774 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:28:57,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:28:59,757 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 382 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 22:29:04,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:29:04,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3107 states to 2609 states and 3107 transitions. [2018-12-02 22:29:04,868 INFO L276 IsEmpty]: Start isEmpty. Operand 2609 states and 3107 transitions. [2018-12-02 22:29:04,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-12-02 22:29:04,869 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:29:04,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:29:05,073 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 382 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 22:29:08,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:29:08,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3112 states to 2612 states and 3112 transitions. [2018-12-02 22:29:08,537 INFO L276 IsEmpty]: Start isEmpty. Operand 2612 states and 3112 transitions. [2018-12-02 22:29:08,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-12-02 22:29:08,539 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:29:08,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:29:08,743 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 382 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 22:29:12,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:29:12,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3153 states to 2655 states and 3153 transitions. [2018-12-02 22:29:12,525 INFO L276 IsEmpty]: Start isEmpty. Operand 2655 states and 3153 transitions. [2018-12-02 22:29:12,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-12-02 22:29:12,526 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:29:12,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:29:15,138 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 339 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-12-02 22:29:19,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:29:19,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3161 states to 2660 states and 3161 transitions. [2018-12-02 22:29:19,908 INFO L276 IsEmpty]: Start isEmpty. Operand 2660 states and 3161 transitions. [2018-12-02 22:29:19,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-12-02 22:29:19,910 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:29:19,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:29:24,217 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 339 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-12-02 22:29:33,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:29:33,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3222 states to 2718 states and 3222 transitions. [2018-12-02 22:29:33,333 INFO L276 IsEmpty]: Start isEmpty. Operand 2718 states and 3222 transitions. [2018-12-02 22:29:33,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-12-02 22:29:33,337 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:29:33,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:29:33,487 INFO L134 CoverageAnalysis]: Checked inductivity of 446 backedges. 339 proven. 0 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2018-12-02 22:29:37,168 WARN L180 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 41 [2018-12-02 22:29:38,582 WARN L180 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 40 [2018-12-02 22:29:40,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:29:40,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3239 states to 2733 states and 3239 transitions. [2018-12-02 22:29:40,969 INFO L276 IsEmpty]: Start isEmpty. Operand 2733 states and 3239 transitions. [2018-12-02 22:29:40,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-12-02 22:29:40,970 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:29:40,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:29:41,121 INFO L134 CoverageAnalysis]: Checked inductivity of 446 backedges. 339 proven. 0 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2018-12-02 22:29:42,678 WARN L180 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 45 [2018-12-02 22:29:48,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:29:48,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3271 states to 2765 states and 3271 transitions. [2018-12-02 22:29:48,631 INFO L276 IsEmpty]: Start isEmpty. Operand 2765 states and 3271 transitions. [2018-12-02 22:29:48,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-12-02 22:29:48,632 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:29:48,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:29:48,877 INFO L134 CoverageAnalysis]: Checked inductivity of 446 backedges. 339 proven. 0 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2018-12-02 22:29:51,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:29:51,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3278 states to 2774 states and 3278 transitions. [2018-12-02 22:29:51,440 INFO L276 IsEmpty]: Start isEmpty. Operand 2774 states and 3278 transitions. [2018-12-02 22:29:51,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-12-02 22:29:51,442 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:29:51,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:29:51,493 INFO L134 CoverageAnalysis]: Checked inductivity of 488 backedges. 325 proven. 0 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2018-12-02 22:29:53,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:29:53,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3302 states to 2788 states and 3302 transitions. [2018-12-02 22:29:53,908 INFO L276 IsEmpty]: Start isEmpty. Operand 2788 states and 3302 transitions. [2018-12-02 22:29:53,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-12-02 22:29:53,909 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:29:53,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:29:53,957 INFO L134 CoverageAnalysis]: Checked inductivity of 488 backedges. 325 proven. 0 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2018-12-02 22:29:55,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:29:55,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3302 states to 2789 states and 3302 transitions. [2018-12-02 22:29:55,156 INFO L276 IsEmpty]: Start isEmpty. Operand 2789 states and 3302 transitions. [2018-12-02 22:29:55,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2018-12-02 22:29:55,158 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:29:55,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:29:55,223 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 283 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-12-02 22:29:56,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:29:56,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3304 states to 2793 states and 3304 transitions. [2018-12-02 22:29:56,202 INFO L276 IsEmpty]: Start isEmpty. Operand 2793 states and 3304 transitions. [2018-12-02 22:29:56,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2018-12-02 22:29:56,203 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:29:56,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:29:56,267 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 283 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-12-02 22:29:57,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:29:57,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3311 states to 2800 states and 3311 transitions. [2018-12-02 22:29:57,277 INFO L276 IsEmpty]: Start isEmpty. Operand 2800 states and 3311 transitions. [2018-12-02 22:29:57,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2018-12-02 22:29:57,279 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:29:57,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:29:57,342 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 283 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-12-02 22:29:58,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:29:58,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3318 states to 2808 states and 3318 transitions. [2018-12-02 22:29:58,250 INFO L276 IsEmpty]: Start isEmpty. Operand 2808 states and 3318 transitions. [2018-12-02 22:29:58,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2018-12-02 22:29:58,252 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:29:58,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:29:58,316 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 283 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-12-02 22:30:01,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:30:01,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3328 states to 2819 states and 3328 transitions. [2018-12-02 22:30:01,071 INFO L276 IsEmpty]: Start isEmpty. Operand 2819 states and 3328 transitions. [2018-12-02 22:30:01,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-12-02 22:30:01,072 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:30:01,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:30:01,971 INFO L134 CoverageAnalysis]: Checked inductivity of 508 backedges. 321 proven. 106 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-12-02 22:30:04,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:30:04,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3335 states to 2825 states and 3335 transitions. [2018-12-02 22:30:04,367 INFO L276 IsEmpty]: Start isEmpty. Operand 2825 states and 3335 transitions. [2018-12-02 22:30:04,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-12-02 22:30:04,369 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:30:04,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:30:04,469 INFO L134 CoverageAnalysis]: Checked inductivity of 508 backedges. 321 proven. 106 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-12-02 22:30:04,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:30:04,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3335 states to 2826 states and 3335 transitions. [2018-12-02 22:30:04,644 INFO L276 IsEmpty]: Start isEmpty. Operand 2826 states and 3335 transitions. [2018-12-02 22:30:04,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2018-12-02 22:30:04,646 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:30:04,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:30:04,721 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 417 trivial. 0 not checked. [2018-12-02 22:30:11,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:30:11,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3368 states to 2848 states and 3368 transitions. [2018-12-02 22:30:11,613 INFO L276 IsEmpty]: Start isEmpty. Operand 2848 states and 3368 transitions. [2018-12-02 22:30:11,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2018-12-02 22:30:11,615 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:30:11,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:30:11,691 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 417 trivial. 0 not checked. [2018-12-02 22:30:18,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:30:18,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3395 states to 2871 states and 3395 transitions. [2018-12-02 22:30:18,419 INFO L276 IsEmpty]: Start isEmpty. Operand 2871 states and 3395 transitions. [2018-12-02 22:30:18,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2018-12-02 22:30:18,420 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:30:18,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:30:18,494 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 417 trivial. 0 not checked. [2018-12-02 22:30:29,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:30:29,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3429 states to 2900 states and 3429 transitions. [2018-12-02 22:30:29,751 INFO L276 IsEmpty]: Start isEmpty. Operand 2900 states and 3429 transitions. [2018-12-02 22:30:29,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2018-12-02 22:30:29,753 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:30:29,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:30:29,833 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 417 trivial. 0 not checked. [2018-12-02 22:30:34,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:30:34,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3439 states to 2912 states and 3439 transitions. [2018-12-02 22:30:34,132 INFO L276 IsEmpty]: Start isEmpty. Operand 2912 states and 3439 transitions. [2018-12-02 22:30:34,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2018-12-02 22:30:34,134 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:30:34,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:30:34,209 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 417 trivial. 0 not checked. [2018-12-02 22:30:34,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:30:34,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3440 states to 2914 states and 3440 transitions. [2018-12-02 22:30:34,903 INFO L276 IsEmpty]: Start isEmpty. Operand 2914 states and 3440 transitions. [2018-12-02 22:30:34,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2018-12-02 22:30:34,905 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:30:34,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:30:34,978 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 417 trivial. 0 not checked. [2018-12-02 22:30:35,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:30:35,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3441 states to 2916 states and 3441 transitions. [2018-12-02 22:30:35,820 INFO L276 IsEmpty]: Start isEmpty. Operand 2916 states and 3441 transitions. [2018-12-02 22:30:35,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2018-12-02 22:30:35,821 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:30:35,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:30:35,895 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 417 trivial. 0 not checked. [2018-12-02 22:30:36,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:30:36,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3447 states to 2923 states and 3447 transitions. [2018-12-02 22:30:36,630 INFO L276 IsEmpty]: Start isEmpty. Operand 2923 states and 3447 transitions. [2018-12-02 22:30:36,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-12-02 22:30:36,632 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:30:36,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:30:39,837 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 430 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-12-02 22:30:49,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:30:49,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3543 states to 3007 states and 3543 transitions. [2018-12-02 22:30:49,845 INFO L276 IsEmpty]: Start isEmpty. Operand 3007 states and 3543 transitions. [2018-12-02 22:30:49,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2018-12-02 22:30:49,847 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:30:49,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:30:50,030 INFO L134 CoverageAnalysis]: Checked inductivity of 540 backedges. 345 proven. 114 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-12-02 22:30:52,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:30:52,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3556 states to 3015 states and 3556 transitions. [2018-12-02 22:30:52,487 INFO L276 IsEmpty]: Start isEmpty. Operand 3015 states and 3556 transitions. [2018-12-02 22:30:52,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2018-12-02 22:30:52,489 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:30:52,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:30:52,594 INFO L134 CoverageAnalysis]: Checked inductivity of 540 backedges. 345 proven. 114 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-12-02 22:30:54,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:30:54,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3561 states to 3021 states and 3561 transitions. [2018-12-02 22:30:54,083 INFO L276 IsEmpty]: Start isEmpty. Operand 3021 states and 3561 transitions. [2018-12-02 22:30:54,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2018-12-02 22:30:54,086 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:30:54,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:30:54,245 INFO L134 CoverageAnalysis]: Checked inductivity of 515 backedges. 380 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-12-02 22:30:55,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:30:55,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3566 states to 3027 states and 3566 transitions. [2018-12-02 22:30:55,729 INFO L276 IsEmpty]: Start isEmpty. Operand 3027 states and 3566 transitions. [2018-12-02 22:30:55,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2018-12-02 22:30:55,731 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:30:55,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:30:55,799 INFO L134 CoverageAnalysis]: Checked inductivity of 548 backedges. 314 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-12-02 22:30:56,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:30:56,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3567 states to 3028 states and 3567 transitions. [2018-12-02 22:30:56,489 INFO L276 IsEmpty]: Start isEmpty. Operand 3028 states and 3567 transitions. [2018-12-02 22:30:56,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-12-02 22:30:56,491 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:30:56,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:30:56,552 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 316 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2018-12-02 22:30:57,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:30:57,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3570 states to 3032 states and 3570 transitions. [2018-12-02 22:30:57,013 INFO L276 IsEmpty]: Start isEmpty. Operand 3032 states and 3570 transitions. [2018-12-02 22:30:57,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-12-02 22:30:57,014 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:30:57,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:30:57,075 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 316 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2018-12-02 22:31:00,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:31:00,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3593 states to 3056 states and 3593 transitions. [2018-12-02 22:31:00,231 INFO L276 IsEmpty]: Start isEmpty. Operand 3056 states and 3593 transitions. [2018-12-02 22:31:00,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-12-02 22:31:00,232 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:31:00,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:31:00,293 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 316 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2018-12-02 22:31:02,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:31:02,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3601 states to 3065 states and 3601 transitions. [2018-12-02 22:31:02,007 INFO L276 IsEmpty]: Start isEmpty. Operand 3065 states and 3601 transitions. [2018-12-02 22:31:02,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-12-02 22:31:02,009 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:31:02,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:31:02,070 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 316 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2018-12-02 22:31:04,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:31:04,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3615 states to 3078 states and 3615 transitions. [2018-12-02 22:31:04,822 INFO L276 IsEmpty]: Start isEmpty. Operand 3078 states and 3615 transitions. [2018-12-02 22:31:04,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-12-02 22:31:04,823 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:31:04,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:31:04,884 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 316 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2018-12-02 22:31:05,660 WARN L180 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 32 [2018-12-02 22:31:06,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:31:06,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3619 states to 3083 states and 3619 transitions. [2018-12-02 22:31:06,606 INFO L276 IsEmpty]: Start isEmpty. Operand 3083 states and 3619 transitions. [2018-12-02 22:31:06,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-12-02 22:31:06,607 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:31:06,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:31:06,668 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 316 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2018-12-02 22:31:07,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:31:07,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3620 states to 3085 states and 3620 transitions. [2018-12-02 22:31:07,706 INFO L276 IsEmpty]: Start isEmpty. Operand 3085 states and 3620 transitions. [2018-12-02 22:31:07,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2018-12-02 22:31:07,708 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:31:07,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:31:10,051 INFO L134 CoverageAnalysis]: Checked inductivity of 553 backedges. 442 proven. 4 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2018-12-02 22:31:13,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:31:13,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3625 states to 3089 states and 3625 transitions. [2018-12-02 22:31:13,883 INFO L276 IsEmpty]: Start isEmpty. Operand 3089 states and 3625 transitions. [2018-12-02 22:31:13,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2018-12-02 22:31:13,884 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:31:13,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:31:15,332 INFO L134 CoverageAnalysis]: Checked inductivity of 592 backedges. 429 proven. 0 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2018-12-02 22:31:26,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:31:26,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3663 states to 3121 states and 3663 transitions. [2018-12-02 22:31:26,029 INFO L276 IsEmpty]: Start isEmpty. Operand 3121 states and 3663 transitions. [2018-12-02 22:31:26,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2018-12-02 22:31:26,031 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:31:26,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:31:26,131 INFO L134 CoverageAnalysis]: Checked inductivity of 592 backedges. 429 proven. 0 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2018-12-02 22:31:28,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:31:28,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3670 states to 3131 states and 3670 transitions. [2018-12-02 22:31:28,993 INFO L276 IsEmpty]: Start isEmpty. Operand 3131 states and 3670 transitions. [2018-12-02 22:31:28,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2018-12-02 22:31:28,995 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:31:29,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:31:34,294 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 497 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2018-12-02 22:31:46,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:31:46,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3728 states to 3185 states and 3728 transitions. [2018-12-02 22:31:46,405 INFO L276 IsEmpty]: Start isEmpty. Operand 3185 states and 3728 transitions. [2018-12-02 22:31:46,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-12-02 22:31:46,408 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:31:46,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:31:46,516 INFO L134 CoverageAnalysis]: Checked inductivity of 567 backedges. 440 proven. 4 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2018-12-02 22:31:47,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:31:47,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3740 states to 3193 states and 3740 transitions. [2018-12-02 22:31:47,198 INFO L276 IsEmpty]: Start isEmpty. Operand 3193 states and 3740 transitions. [2018-12-02 22:31:47,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-12-02 22:31:47,200 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:31:47,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:31:47,295 INFO L134 CoverageAnalysis]: Checked inductivity of 567 backedges. 440 proven. 4 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2018-12-02 22:31:47,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:31:47,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3742 states to 3194 states and 3742 transitions. [2018-12-02 22:31:47,942 INFO L276 IsEmpty]: Start isEmpty. Operand 3194 states and 3742 transitions. [2018-12-02 22:31:47,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-12-02 22:31:47,944 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:31:47,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:31:48,124 INFO L134 CoverageAnalysis]: Checked inductivity of 567 backedges. 440 proven. 4 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2018-12-02 22:31:48,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:31:48,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3743 states to 3195 states and 3743 transitions. [2018-12-02 22:31:48,834 INFO L276 IsEmpty]: Start isEmpty. Operand 3195 states and 3743 transitions. [2018-12-02 22:31:48,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-12-02 22:31:48,836 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:31:48,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:31:48,950 INFO L134 CoverageAnalysis]: Checked inductivity of 567 backedges. 440 proven. 4 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2018-12-02 22:31:49,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:31:49,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3744 states to 3196 states and 3744 transitions. [2018-12-02 22:31:49,560 INFO L276 IsEmpty]: Start isEmpty. Operand 3196 states and 3744 transitions. [2018-12-02 22:31:49,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2018-12-02 22:31:49,562 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:31:49,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:31:52,147 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 495 proven. 4 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-12-02 22:31:54,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:31:54,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3751 states to 3201 states and 3751 transitions. [2018-12-02 22:31:54,178 INFO L276 IsEmpty]: Start isEmpty. Operand 3201 states and 3751 transitions. [2018-12-02 22:31:54,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2018-12-02 22:31:54,180 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:31:54,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:31:54,445 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 495 proven. 4 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-12-02 22:31:55,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:31:55,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3814 states to 3265 states and 3814 transitions. [2018-12-02 22:31:55,620 INFO L276 IsEmpty]: Start isEmpty. Operand 3265 states and 3814 transitions. [2018-12-02 22:31:55,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 320 [2018-12-02 22:31:55,622 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:31:55,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:31:58,869 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 473 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-12-02 22:32:00,065 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 38 [2018-12-02 22:32:10,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:32:10,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3858 states to 3305 states and 3858 transitions. [2018-12-02 22:32:10,652 INFO L276 IsEmpty]: Start isEmpty. Operand 3305 states and 3858 transitions. [2018-12-02 22:32:10,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 320 [2018-12-02 22:32:10,655 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:32:10,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:32:10,927 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 473 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-12-02 22:32:14,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:32:14,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3868 states to 3316 states and 3868 transitions. [2018-12-02 22:32:14,431 INFO L276 IsEmpty]: Start isEmpty. Operand 3316 states and 3868 transitions. [2018-12-02 22:32:14,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 320 [2018-12-02 22:32:14,434 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:32:14,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:32:14,623 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 473 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-12-02 22:32:15,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:32:15,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3878 states to 3327 states and 3878 transitions. [2018-12-02 22:32:15,804 INFO L276 IsEmpty]: Start isEmpty. Operand 3327 states and 3878 transitions. [2018-12-02 22:32:15,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2018-12-02 22:32:15,807 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:32:15,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:32:19,217 INFO L134 CoverageAnalysis]: Checked inductivity of 701 backedges. 513 proven. 94 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-12-02 22:32:24,773 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 42 [2018-12-02 22:32:27,601 WARN L180 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2018-12-02 22:32:28,859 WARN L180 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2018-12-02 22:32:31,799 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 41 [2018-12-02 22:32:38,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:32:38,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3948 states to 3396 states and 3948 transitions. [2018-12-02 22:32:38,040 INFO L276 IsEmpty]: Start isEmpty. Operand 3396 states and 3948 transitions. [2018-12-02 22:32:38,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2018-12-02 22:32:38,042 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:32:38,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:32:43,732 INFO L134 CoverageAnalysis]: Checked inductivity of 616 backedges. 539 proven. 4 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-12-02 22:33:00,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:33:00,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3983 states to 3426 states and 3983 transitions. [2018-12-02 22:33:00,827 INFO L276 IsEmpty]: Start isEmpty. Operand 3426 states and 3983 transitions. [2018-12-02 22:33:00,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2018-12-02 22:33:00,829 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:33:00,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:33:01,051 INFO L134 CoverageAnalysis]: Checked inductivity of 616 backedges. 539 proven. 4 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-12-02 22:33:04,546 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 42 [2018-12-02 22:33:09,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:33:09,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4010 states to 3451 states and 4010 transitions. [2018-12-02 22:33:09,446 INFO L276 IsEmpty]: Start isEmpty. Operand 3451 states and 4010 transitions. [2018-12-02 22:33:09,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2018-12-02 22:33:09,449 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:33:09,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:33:09,673 INFO L134 CoverageAnalysis]: Checked inductivity of 616 backedges. 539 proven. 4 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-12-02 22:33:12,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:33:12,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4017 states to 3461 states and 4017 transitions. [2018-12-02 22:33:12,326 INFO L276 IsEmpty]: Start isEmpty. Operand 3461 states and 4017 transitions. [2018-12-02 22:33:12,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2018-12-02 22:33:12,328 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:33:12,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:33:12,643 INFO L134 CoverageAnalysis]: Checked inductivity of 616 backedges. 539 proven. 4 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-12-02 22:33:13,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:33:13,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4027 states to 3472 states and 4027 transitions. [2018-12-02 22:33:13,276 INFO L276 IsEmpty]: Start isEmpty. Operand 3472 states and 4027 transitions. [2018-12-02 22:33:13,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2018-12-02 22:33:13,279 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:33:13,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:33:17,071 INFO L134 CoverageAnalysis]: Checked inductivity of 726 backedges. 611 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2018-12-02 22:33:24,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:33:24,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4035 states to 3477 states and 4035 transitions. [2018-12-02 22:33:24,931 INFO L276 IsEmpty]: Start isEmpty. Operand 3477 states and 4035 transitions. [2018-12-02 22:33:24,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2018-12-02 22:33:24,933 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:33:24,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:33:25,014 INFO L134 CoverageAnalysis]: Checked inductivity of 736 backedges. 418 proven. 0 refuted. 0 times theorem prover too weak. 318 trivial. 0 not checked. [2018-12-02 22:33:25,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:33:25,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4039 states to 3478 states and 4039 transitions. [2018-12-02 22:33:25,798 INFO L276 IsEmpty]: Start isEmpty. Operand 3478 states and 4039 transitions. [2018-12-02 22:33:25,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2018-12-02 22:33:25,799 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:33:25,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:33:25,879 INFO L134 CoverageAnalysis]: Checked inductivity of 736 backedges. 418 proven. 0 refuted. 0 times theorem prover too weak. 318 trivial. 0 not checked. [2018-12-02 22:33:27,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:33:27,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4040 states to 3479 states and 4040 transitions. [2018-12-02 22:33:27,151 INFO L276 IsEmpty]: Start isEmpty. Operand 3479 states and 4040 transitions. [2018-12-02 22:33:27,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 337 [2018-12-02 22:33:27,153 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:33:27,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:33:27,309 INFO L134 CoverageAnalysis]: Checked inductivity of 674 backedges. 179 proven. 401 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-12-02 22:33:28,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:33:28,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4046 states to 3484 states and 4046 transitions. [2018-12-02 22:33:28,669 INFO L276 IsEmpty]: Start isEmpty. Operand 3484 states and 4046 transitions. [2018-12-02 22:33:28,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2018-12-02 22:33:28,671 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:33:28,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:33:32,100 INFO L134 CoverageAnalysis]: Checked inductivity of 679 backedges. 513 proven. 0 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2018-12-02 22:33:50,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:33:50,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4099 states to 3537 states and 4099 transitions. [2018-12-02 22:33:50,672 INFO L276 IsEmpty]: Start isEmpty. Operand 3537 states and 4099 transitions. [2018-12-02 22:33:50,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2018-12-02 22:33:50,675 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:33:50,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:33:50,834 INFO L134 CoverageAnalysis]: Checked inductivity of 679 backedges. 513 proven. 0 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2018-12-02 22:33:51,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:33:51,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4100 states to 3538 states and 4100 transitions. [2018-12-02 22:33:51,948 INFO L276 IsEmpty]: Start isEmpty. Operand 3538 states and 4100 transitions. [2018-12-02 22:33:51,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 342 [2018-12-02 22:33:51,950 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:33:51,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:33:52,793 INFO L134 CoverageAnalysis]: Checked inductivity of 689 backedges. 519 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2018-12-02 22:33:58,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:33:58,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4106 states to 3542 states and 4106 transitions. [2018-12-02 22:33:58,452 INFO L276 IsEmpty]: Start isEmpty. Operand 3542 states and 4106 transitions. [2018-12-02 22:33:58,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 342 [2018-12-02 22:33:58,454 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:33:58,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:33:58,598 INFO L134 CoverageAnalysis]: Checked inductivity of 689 backedges. 519 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2018-12-02 22:34:09,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:34:09,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4176 states to 3609 states and 4176 transitions. [2018-12-02 22:34:09,584 INFO L276 IsEmpty]: Start isEmpty. Operand 3609 states and 4176 transitions. [2018-12-02 22:34:09,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 342 [2018-12-02 22:34:09,587 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:34:09,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:34:09,735 INFO L134 CoverageAnalysis]: Checked inductivity of 689 backedges. 519 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2018-12-02 22:34:13,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:34:13,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4220 states to 3652 states and 4220 transitions. [2018-12-02 22:34:13,194 INFO L276 IsEmpty]: Start isEmpty. Operand 3652 states and 4220 transitions. [2018-12-02 22:34:13,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2018-12-02 22:34:13,196 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:34:13,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:34:13,450 INFO L134 CoverageAnalysis]: Checked inductivity of 655 backedges. 578 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-12-02 22:34:16,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:34:16,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4225 states to 3656 states and 4225 transitions. [2018-12-02 22:34:16,468 INFO L276 IsEmpty]: Start isEmpty. Operand 3656 states and 4225 transitions. [2018-12-02 22:34:16,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 359 [2018-12-02 22:34:16,470 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:34:16,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:34:17,903 INFO L134 CoverageAnalysis]: Checked inductivity of 774 backedges. 570 proven. 0 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2018-12-02 22:34:24,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:34:24,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4283 states to 3706 states and 4283 transitions. [2018-12-02 22:34:24,047 INFO L276 IsEmpty]: Start isEmpty. Operand 3706 states and 4283 transitions. [2018-12-02 22:34:24,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 359 [2018-12-02 22:34:24,049 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:34:24,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:34:24,191 INFO L134 CoverageAnalysis]: Checked inductivity of 774 backedges. 570 proven. 0 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2018-12-02 22:34:27,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:34:27,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4289 states to 3716 states and 4289 transitions. [2018-12-02 22:34:27,806 INFO L276 IsEmpty]: Start isEmpty. Operand 3716 states and 4289 transitions. [2018-12-02 22:34:27,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 365 [2018-12-02 22:34:27,808 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:34:27,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:34:27,991 INFO L134 CoverageAnalysis]: Checked inductivity of 823 backedges. 641 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2018-12-02 22:34:28,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:34:28,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4289 states to 3717 states and 4289 transitions. [2018-12-02 22:34:28,696 INFO L276 IsEmpty]: Start isEmpty. Operand 3717 states and 4289 transitions. [2018-12-02 22:34:28,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 378 [2018-12-02 22:34:28,698 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:34:28,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:34:29,617 INFO L134 CoverageAnalysis]: Checked inductivity of 867 backedges. 627 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2018-12-02 22:34:33,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:34:33,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4360 states to 3786 states and 4360 transitions. [2018-12-02 22:34:33,406 INFO L276 IsEmpty]: Start isEmpty. Operand 3786 states and 4360 transitions. [2018-12-02 22:34:33,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 379 [2018-12-02 22:34:33,409 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:34:33,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:34:34,616 INFO L134 CoverageAnalysis]: Checked inductivity of 893 backedges. 630 proven. 0 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2018-12-02 22:34:42,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:34:42,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4412 states to 3832 states and 4412 transitions. [2018-12-02 22:34:42,398 INFO L276 IsEmpty]: Start isEmpty. Operand 3832 states and 4412 transitions. [2018-12-02 22:34:42,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 379 [2018-12-02 22:34:42,402 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:34:42,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:34:42,584 INFO L134 CoverageAnalysis]: Checked inductivity of 893 backedges. 630 proven. 0 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2018-12-02 22:34:45,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:34:45,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4434 states to 3855 states and 4434 transitions. [2018-12-02 22:34:45,838 INFO L276 IsEmpty]: Start isEmpty. Operand 3855 states and 4434 transitions. [2018-12-02 22:34:45,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 379 [2018-12-02 22:34:45,840 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:34:45,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:34:46,005 INFO L134 CoverageAnalysis]: Checked inductivity of 893 backedges. 630 proven. 0 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2018-12-02 22:34:47,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:34:47,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4456 states to 3878 states and 4456 transitions. [2018-12-02 22:34:47,231 INFO L276 IsEmpty]: Start isEmpty. Operand 3878 states and 4456 transitions. [2018-12-02 22:34:47,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 386 [2018-12-02 22:34:47,233 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:34:47,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:34:49,003 INFO L134 CoverageAnalysis]: Checked inductivity of 968 backedges. 781 proven. 0 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2018-12-02 22:34:57,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:34:57,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4508 states to 3924 states and 4508 transitions. [2018-12-02 22:34:57,893 INFO L276 IsEmpty]: Start isEmpty. Operand 3924 states and 4508 transitions. [2018-12-02 22:34:57,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 386 [2018-12-02 22:34:57,895 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:34:57,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:34:58,065 INFO L134 CoverageAnalysis]: Checked inductivity of 968 backedges. 781 proven. 0 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2018-12-02 22:35:00,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:35:00,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4530 states to 3947 states and 4530 transitions. [2018-12-02 22:35:00,500 INFO L276 IsEmpty]: Start isEmpty. Operand 3947 states and 4530 transitions. [2018-12-02 22:35:00,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 386 [2018-12-02 22:35:00,502 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:35:00,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:35:00,750 INFO L134 CoverageAnalysis]: Checked inductivity of 968 backedges. 781 proven. 0 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2018-12-02 22:35:01,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:35:01,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4552 states to 3970 states and 4552 transitions. [2018-12-02 22:35:01,971 INFO L276 IsEmpty]: Start isEmpty. Operand 3970 states and 4552 transitions. [2018-12-02 22:35:01,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 398 [2018-12-02 22:35:01,974 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:35:01,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:35:02,971 INFO L134 CoverageAnalysis]: Checked inductivity of 937 backedges. 687 proven. 0 refuted. 0 times theorem prover too weak. 250 trivial. 0 not checked. [2018-12-02 22:35:08,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:35:08,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4607 states to 4018 states and 4607 transitions. [2018-12-02 22:35:08,331 INFO L276 IsEmpty]: Start isEmpty. Operand 4018 states and 4607 transitions. [2018-12-02 22:35:08,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 398 [2018-12-02 22:35:08,333 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:35:08,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:35:08,499 INFO L134 CoverageAnalysis]: Checked inductivity of 937 backedges. 687 proven. 0 refuted. 0 times theorem prover too weak. 250 trivial. 0 not checked. [2018-12-02 22:35:10,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:35:10,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4610 states to 4022 states and 4610 transitions. [2018-12-02 22:35:10,531 INFO L276 IsEmpty]: Start isEmpty. Operand 4022 states and 4610 transitions. [2018-12-02 22:35:10,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 398 [2018-12-02 22:35:10,533 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:35:10,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:35:10,701 INFO L134 CoverageAnalysis]: Checked inductivity of 937 backedges. 687 proven. 0 refuted. 0 times theorem prover too weak. 250 trivial. 0 not checked. [2018-12-02 22:35:11,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:35:11,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4616 states to 4030 states and 4616 transitions. [2018-12-02 22:35:11,436 INFO L276 IsEmpty]: Start isEmpty. Operand 4030 states and 4616 transitions. [2018-12-02 22:35:11,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 404 [2018-12-02 22:35:11,438 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:35:11,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:35:11,649 INFO L134 CoverageAnalysis]: Checked inductivity of 1056 backedges. 848 proven. 0 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2018-12-02 22:35:12,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:35:12,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4623 states to 4037 states and 4623 transitions. [2018-12-02 22:35:12,974 INFO L276 IsEmpty]: Start isEmpty. Operand 4037 states and 4623 transitions. [2018-12-02 22:35:12,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 404 [2018-12-02 22:35:12,977 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:35:12,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:35:13,186 INFO L134 CoverageAnalysis]: Checked inductivity of 1056 backedges. 848 proven. 0 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2018-12-02 22:35:22,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:35:22,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4654 states to 4066 states and 4654 transitions. [2018-12-02 22:35:22,166 INFO L276 IsEmpty]: Start isEmpty. Operand 4066 states and 4654 transitions. [2018-12-02 22:35:22,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 404 [2018-12-02 22:35:22,168 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:35:22,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:35:22,377 INFO L134 CoverageAnalysis]: Checked inductivity of 1056 backedges. 848 proven. 0 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2018-12-02 22:35:26,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:35:26,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4658 states to 4072 states and 4658 transitions. [2018-12-02 22:35:26,553 INFO L276 IsEmpty]: Start isEmpty. Operand 4072 states and 4658 transitions. [2018-12-02 22:35:26,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 404 [2018-12-02 22:35:26,556 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:35:26,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:35:26,765 INFO L134 CoverageAnalysis]: Checked inductivity of 1056 backedges. 848 proven. 0 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2018-12-02 22:35:27,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:35:27,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4658 states to 4073 states and 4658 transitions. [2018-12-02 22:35:27,456 INFO L276 IsEmpty]: Start isEmpty. Operand 4073 states and 4658 transitions. [2018-12-02 22:35:27,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-12-02 22:35:27,458 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:35:27,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:35:27,567 INFO L134 CoverageAnalysis]: Checked inductivity of 1067 backedges. 543 proven. 0 refuted. 0 times theorem prover too weak. 524 trivial. 0 not checked. [2018-12-02 22:35:36,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:35:36,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4796 states to 4201 states and 4796 transitions. [2018-12-02 22:35:36,068 INFO L276 IsEmpty]: Start isEmpty. Operand 4201 states and 4796 transitions. [2018-12-02 22:35:36,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-12-02 22:35:36,071 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:35:36,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:35:36,182 INFO L134 CoverageAnalysis]: Checked inductivity of 1067 backedges. 543 proven. 0 refuted. 0 times theorem prover too weak. 524 trivial. 0 not checked. [2018-12-02 22:36:07,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:36:07,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4902 states to 4292 states and 4902 transitions. [2018-12-02 22:36:07,601 INFO L276 IsEmpty]: Start isEmpty. Operand 4292 states and 4902 transitions. [2018-12-02 22:36:07,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-12-02 22:36:07,604 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:36:07,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:36:07,715 INFO L134 CoverageAnalysis]: Checked inductivity of 1067 backedges. 543 proven. 0 refuted. 0 times theorem prover too weak. 524 trivial. 0 not checked. [2018-12-02 22:36:09,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:36:09,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4908 states to 4297 states and 4908 transitions. [2018-12-02 22:36:09,167 INFO L276 IsEmpty]: Start isEmpty. Operand 4297 states and 4908 transitions. [2018-12-02 22:36:09,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-12-02 22:36:09,170 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:36:09,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:36:09,402 INFO L134 CoverageAnalysis]: Checked inductivity of 1067 backedges. 543 proven. 0 refuted. 0 times theorem prover too weak. 524 trivial. 0 not checked. [2018-12-02 22:36:11,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:36:11,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4909 states to 4298 states and 4909 transitions. [2018-12-02 22:36:11,056 INFO L276 IsEmpty]: Start isEmpty. Operand 4298 states and 4909 transitions. [2018-12-02 22:36:11,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-12-02 22:36:11,058 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:36:11,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:36:11,168 INFO L134 CoverageAnalysis]: Checked inductivity of 1067 backedges. 543 proven. 0 refuted. 0 times theorem prover too weak. 524 trivial. 0 not checked. [2018-12-02 22:36:17,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:36:17,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4939 states to 4330 states and 4939 transitions. [2018-12-02 22:36:17,835 INFO L276 IsEmpty]: Start isEmpty. Operand 4330 states and 4939 transitions. [2018-12-02 22:36:17,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-12-02 22:36:17,838 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:36:17,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:36:17,947 INFO L134 CoverageAnalysis]: Checked inductivity of 1067 backedges. 543 proven. 0 refuted. 0 times theorem prover too weak. 524 trivial. 0 not checked. [2018-12-02 22:36:19,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:36:19,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4940 states to 4333 states and 4940 transitions. [2018-12-02 22:36:19,211 INFO L276 IsEmpty]: Start isEmpty. Operand 4333 states and 4940 transitions. [2018-12-02 22:36:19,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-12-02 22:36:19,213 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:36:19,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:36:19,323 INFO L134 CoverageAnalysis]: Checked inductivity of 1067 backedges. 543 proven. 0 refuted. 0 times theorem prover too weak. 524 trivial. 0 not checked. [2018-12-02 22:36:19,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:36:19,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4940 states to 4334 states and 4940 transitions. [2018-12-02 22:36:19,562 INFO L276 IsEmpty]: Start isEmpty. Operand 4334 states and 4940 transitions. [2018-12-02 22:36:19,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-12-02 22:36:19,565 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:36:19,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:36:19,674 INFO L134 CoverageAnalysis]: Checked inductivity of 1067 backedges. 543 proven. 0 refuted. 0 times theorem prover too weak. 524 trivial. 0 not checked. [2018-12-02 22:36:24,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:36:24,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4953 states to 4344 states and 4953 transitions. [2018-12-02 22:36:24,663 INFO L276 IsEmpty]: Start isEmpty. Operand 4344 states and 4953 transitions. [2018-12-02 22:36:24,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-12-02 22:36:24,666 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:36:24,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:36:24,775 INFO L134 CoverageAnalysis]: Checked inductivity of 1067 backedges. 543 proven. 0 refuted. 0 times theorem prover too weak. 524 trivial. 0 not checked. [2018-12-02 22:36:26,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:36:26,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4957 states to 4349 states and 4957 transitions. [2018-12-02 22:36:26,332 INFO L276 IsEmpty]: Start isEmpty. Operand 4349 states and 4957 transitions. [2018-12-02 22:36:26,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-12-02 22:36:26,334 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:36:26,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:36:26,444 INFO L134 CoverageAnalysis]: Checked inductivity of 1067 backedges. 543 proven. 0 refuted. 0 times theorem prover too weak. 524 trivial. 0 not checked. [2018-12-02 22:36:27,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:36:27,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4960 states to 4353 states and 4960 transitions. [2018-12-02 22:36:27,753 INFO L276 IsEmpty]: Start isEmpty. Operand 4353 states and 4960 transitions. [2018-12-02 22:36:27,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-12-02 22:36:27,755 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:36:27,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:36:27,865 INFO L134 CoverageAnalysis]: Checked inductivity of 1067 backedges. 543 proven. 0 refuted. 0 times theorem prover too weak. 524 trivial. 0 not checked. [2018-12-02 22:36:31,295 WARN L180 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 35 [2018-12-02 22:36:36,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:36:36,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4981 states to 4374 states and 4981 transitions. [2018-12-02 22:36:36,180 INFO L276 IsEmpty]: Start isEmpty. Operand 4374 states and 4981 transitions. [2018-12-02 22:36:36,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-12-02 22:36:36,182 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:36:36,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:36:36,293 INFO L134 CoverageAnalysis]: Checked inductivity of 1067 backedges. 543 proven. 0 refuted. 0 times theorem prover too weak. 524 trivial. 0 not checked. [2018-12-02 22:36:37,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:36:37,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4983 states to 4375 states and 4983 transitions. [2018-12-02 22:36:37,594 INFO L276 IsEmpty]: Start isEmpty. Operand 4375 states and 4983 transitions. [2018-12-02 22:36:37,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-12-02 22:36:37,596 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:36:37,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:36:37,724 INFO L134 CoverageAnalysis]: Checked inductivity of 1067 backedges. 543 proven. 0 refuted. 0 times theorem prover too weak. 524 trivial. 0 not checked. [2018-12-02 22:36:39,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:36:39,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4985 states to 4377 states and 4985 transitions. [2018-12-02 22:36:39,321 INFO L276 IsEmpty]: Start isEmpty. Operand 4377 states and 4985 transitions. [2018-12-02 22:36:39,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 406 [2018-12-02 22:36:39,323 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:36:39,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:36:39,477 INFO L134 CoverageAnalysis]: Checked inductivity of 1002 backedges. 573 proven. 8 refuted. 0 times theorem prover too weak. 421 trivial. 0 not checked. [2018-12-02 22:36:54,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:36:54,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5057 states to 4441 states and 5057 transitions. [2018-12-02 22:36:54,111 INFO L276 IsEmpty]: Start isEmpty. Operand 4441 states and 5057 transitions. [2018-12-02 22:36:54,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 408 [2018-12-02 22:36:54,113 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:36:54,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:36:54,302 INFO L134 CoverageAnalysis]: Checked inductivity of 1008 backedges. 267 proven. 511 refuted. 0 times theorem prover too weak. 230 trivial. 0 not checked. [2018-12-02 22:36:57,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:36:57,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5062 states to 4446 states and 5062 transitions. [2018-12-02 22:36:57,215 INFO L276 IsEmpty]: Start isEmpty. Operand 4446 states and 5062 transitions. [2018-12-02 22:36:57,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 408 [2018-12-02 22:36:57,218 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:36:57,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:36:57,405 INFO L134 CoverageAnalysis]: Checked inductivity of 1008 backedges. 267 proven. 511 refuted. 0 times theorem prover too weak. 230 trivial. 0 not checked. [2018-12-02 22:36:58,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:36:58,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5067 states to 4451 states and 5067 transitions. [2018-12-02 22:36:58,535 INFO L276 IsEmpty]: Start isEmpty. Operand 4451 states and 5067 transitions. [2018-12-02 22:36:58,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 408 [2018-12-02 22:36:58,538 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:36:58,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:36:58,732 INFO L134 CoverageAnalysis]: Checked inductivity of 1008 backedges. 267 proven. 511 refuted. 0 times theorem prover too weak. 230 trivial. 0 not checked. [2018-12-02 22:36:59,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:36:59,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4853 states to 4248 states and 4853 transitions. [2018-12-02 22:36:59,757 INFO L276 IsEmpty]: Start isEmpty. Operand 4248 states and 4853 transitions. [2018-12-02 22:36:59,758 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 22:36:59,758 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 270 iterations. [2018-12-02 22:36:59,764 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-02 22:37:00,002 WARN L180 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 38 [2018-12-02 22:37:00,227 WARN L180 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 38 [2018-12-02 22:37:00,455 WARN L180 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 39 [2018-12-02 22:37:00,650 WARN L180 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 38 [2018-12-02 22:37:00,850 WARN L180 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 40 [2018-12-02 22:37:01,127 WARN L180 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 39 [2018-12-02 22:37:01,338 WARN L180 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 29 [2018-12-02 22:37:01,656 WARN L180 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 39 [2018-12-02 22:37:01,910 WARN L180 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 39 [2018-12-02 22:37:02,250 WARN L180 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 29 [2018-12-02 22:37:02,536 WARN L180 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 39 [2018-12-02 22:37:02,868 WARN L180 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 51 [2018-12-02 22:37:03,252 WARN L180 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 39 [2018-12-02 22:37:03,494 WARN L180 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 39 [2018-12-02 22:37:03,595 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 29 [2018-12-02 22:37:03,974 WARN L180 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 39 [2018-12-02 22:37:04,623 WARN L180 SmtUtils]: Spent 505.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 39 [2018-12-02 22:37:04,829 WARN L180 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 38 [2018-12-02 22:37:05,041 WARN L180 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 40 [2018-12-02 22:37:05,307 WARN L180 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 39 [2018-12-02 22:37:05,418 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 29 [2018-12-02 22:37:05,648 WARN L180 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 38 [2018-12-02 22:37:05,857 WARN L180 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 35 [2018-12-02 22:37:06,054 WARN L180 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 35 [2018-12-02 22:37:06,165 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 29 [2018-12-02 22:37:06,408 WARN L180 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 38 [2018-12-02 22:37:06,694 WARN L180 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 38 [2018-12-02 22:37:06,928 WARN L180 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 35 [2018-12-02 22:37:07,175 WARN L180 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 35 [2018-12-02 22:37:07,416 WARN L180 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 39 [2018-12-02 22:37:07,790 WARN L180 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 39 [2018-12-02 22:37:07,997 WARN L180 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 35 [2018-12-02 22:37:08,231 WARN L180 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 39 [2018-12-02 22:37:08,530 WARN L180 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 39 [2018-12-02 22:37:08,785 WARN L180 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 39 [2018-12-02 22:37:08,952 WARN L180 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 35 [2018-12-02 22:37:09,328 WARN L180 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 39 [2018-12-02 22:37:09,509 WARN L180 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 29 [2018-12-02 22:37:09,790 WARN L180 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 38 [2018-12-02 22:37:09,923 WARN L180 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 35 [2018-12-02 22:37:10,170 WARN L180 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 38 [2018-12-02 22:37:10,483 WARN L180 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 38 [2018-12-02 22:37:10,739 WARN L180 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 39 [2018-12-02 22:37:11,056 WARN L180 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 56 [2018-12-02 22:37:11,487 WARN L180 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 38 [2018-12-02 22:37:11,684 WARN L180 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 38 [2018-12-02 22:37:11,992 WARN L180 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 40 [2018-12-02 22:37:12,285 WARN L180 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 40 [2018-12-02 22:37:12,501 WARN L180 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 40 [2018-12-02 22:37:12,739 WARN L180 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 39 [2018-12-02 22:37:13,025 WARN L180 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 49 [2018-12-02 22:37:13,025 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 22:37:13,027 INFO L583 CodeCheckObserver]: Invariant with dag size 29 [2018-12-02 22:37:13,032 INFO L583 CodeCheckObserver]: Invariant with dag size 29 [2018-12-02 22:37:13,033 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 10:37:13 ImpRootNode [2018-12-02 22:37:13,033 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 22:37:13,033 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 22:37:13,033 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 22:37:13,033 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 22:37:13,034 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:25:20" (3/4) ... [2018-12-02 22:37:13,036 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 22:37:13,046 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 100 nodes and edges [2018-12-02 22:37:13,047 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2018-12-02 22:37:13,047 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-12-02 22:37:13,047 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-02 22:37:13,099 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_e0b25793-464c-4cd2-9367-dc785be61256/bin-2019/ukojak/witness.graphml [2018-12-02 22:37:13,099 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 22:37:13,100 INFO L168 Benchmark]: Toolchain (without parser) took 713781.74 ms. Allocated memory was 1.0 GB in the beginning and 5.7 GB in the end (delta: 4.7 GB). Free memory was 949.5 MB in the beginning and 3.7 GB in the end (delta: -2.7 GB). Peak memory consumption was 2.0 GB. Max. memory is 11.5 GB. [2018-12-02 22:37:13,100 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 22:37:13,101 INFO L168 Benchmark]: CACSL2BoogieTranslator took 309.95 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 949.5 MB in the beginning and 1.1 GB in the end (delta: -178.9 MB). Peak memory consumption was 38.2 MB. Max. memory is 11.5 GB. [2018-12-02 22:37:13,101 INFO L168 Benchmark]: Boogie Procedure Inliner took 41.09 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-12-02 22:37:13,101 INFO L168 Benchmark]: Boogie Preprocessor took 39.60 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-12-02 22:37:13,101 INFO L168 Benchmark]: RCFGBuilder took 944.21 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 907.8 MB in the end (delta: 207.1 MB). Peak memory consumption was 207.1 MB. Max. memory is 11.5 GB. [2018-12-02 22:37:13,101 INFO L168 Benchmark]: CodeCheck took 712377.93 ms. Allocated memory was 1.2 GB in the beginning and 5.7 GB in the end (delta: 4.6 GB). Free memory was 907.8 MB in the beginning and 3.7 GB in the end (delta: -2.8 GB). Peak memory consumption was 4.1 GB. Max. memory is 11.5 GB. [2018-12-02 22:37:13,101 INFO L168 Benchmark]: Witness Printer took 66.21 ms. Allocated memory is still 5.7 GB. Free memory was 3.7 GB in the beginning and 3.7 GB in the end (delta: 2.2 kB). Peak memory consumption was 2.2 kB. Max. memory is 11.5 GB. [2018-12-02 22:37:13,102 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, 198 locations, 1 error locations. SAFE Result, 699.0s OverallTime, 270 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: -1845034916 SDtfs, -677698108 SDslu, 1411776992 SDs, 0 SdLazy, -1707863644 SolverSat, -1545916400 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1888.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 397494 GetRequests, 385878 SyntacticMatches, 8518 SemanticMatches, 3098 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7408741 ImplicationChecksByTransitivity, 642.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 1.2s SsaConstructionTime, 1.9s SatisfiabilityAnalysisTime, 67.0s InterpolantComputationTime, 59404 NumberOfCodeBlocks, 59404 NumberOfCodeBlocksAsserted, 269 NumberOfCheckSat, 59135 ConstructedInterpolants, 0 QuantifiedInterpolants, 82241864 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 269 InterpolantComputations, 202 PerfectInterpolantSequences, 87425/90577 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: 518]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 30]: Loop Invariant Derived loop invariant: (((!(a17 == 1) || !(a16 == 4)) || a20 == 1) || ((((!(a21 == 1) && a7 == 1) && a8 == 13) && a12 == 8) && a20 <= 0)) || (((!(a7 == 1) && a8 == 15) && a12 == 8) && a21 == 1) - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: (((!(a17 == 1) || !(a16 == 4)) || a20 == 1) || ((((!(a21 == 1) && a7 == 1) && a8 == 13) && a12 == 8) && a20 <= 0)) || (((!(a7 == 1) && a8 == 15) && a12 == 8) && a21 == 1) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 309.95 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 949.5 MB in the beginning and 1.1 GB in the end (delta: -178.9 MB). Peak memory consumption was 38.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 41.09 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 39.60 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 944.21 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 907.8 MB in the end (delta: 207.1 MB). Peak memory consumption was 207.1 MB. Max. memory is 11.5 GB. * CodeCheck took 712377.93 ms. Allocated memory was 1.2 GB in the beginning and 5.7 GB in the end (delta: 4.6 GB). Free memory was 907.8 MB in the beginning and 3.7 GB in the end (delta: -2.8 GB). Peak memory consumption was 4.1 GB. Max. memory is 11.5 GB. * Witness Printer took 66.21 ms. Allocated memory is still 5.7 GB. Free memory was 3.7 GB in the beginning and 3.7 GB in the end (delta: 2.2 kB). Peak memory consumption was 2.2 kB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...