./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label41_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_42ab7073-5ed2-4822-8d5a-d90810ed3415/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_42ab7073-5ed2-4822-8d5a-d90810ed3415/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_42ab7073-5ed2-4822-8d5a-d90810ed3415/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_42ab7073-5ed2-4822-8d5a-d90810ed3415/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label41_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_42ab7073-5ed2-4822-8d5a-d90810ed3415/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_42ab7073-5ed2-4822-8d5a-d90810ed3415/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 43cbcba3b52a19a4f3b50b9a2bc823d03105b297 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 05:07:46,997 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 05:07:46,999 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 05:07:47,005 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 05:07:47,005 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 05:07:47,006 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 05:07:47,007 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 05:07:47,008 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 05:07:47,009 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 05:07:47,010 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 05:07:47,010 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 05:07:47,010 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 05:07:47,011 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 05:07:47,012 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 05:07:47,012 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 05:07:47,013 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 05:07:47,013 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 05:07:47,014 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 05:07:47,015 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 05:07:47,016 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 05:07:47,017 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 05:07:47,017 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 05:07:47,019 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 05:07:47,019 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 05:07:47,019 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 05:07:47,020 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 05:07:47,021 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 05:07:47,021 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 05:07:47,021 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 05:07:47,022 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 05:07:47,022 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 05:07:47,022 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 05:07:47,023 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 05:07:47,023 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 05:07:47,023 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 05:07:47,024 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 05:07:47,024 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_42ab7073-5ed2-4822-8d5a-d90810ed3415/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 05:07:47,033 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 05:07:47,033 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 05:07:47,034 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 05:07:47,034 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 05:07:47,035 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 05:07:47,035 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 05:07:47,035 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 05:07:47,035 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 05:07:47,035 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 05:07:47,035 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 05:07:47,035 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 05:07:47,036 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 05:07:47,036 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 05:07:47,036 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 05:07:47,036 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 05:07:47,036 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 05:07:47,036 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 05:07:47,036 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 05:07:47,036 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 05:07:47,037 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 05:07:47,037 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 05:07:47,037 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 05:07:47,037 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 05:07:47,037 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 05:07:47,037 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 05:07:47,037 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 05:07:47,038 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 05:07:47,038 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 05:07:47,038 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_42ab7073-5ed2-4822-8d5a-d90810ed3415/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 -> 43cbcba3b52a19a4f3b50b9a2bc823d03105b297 [2018-11-10 05:07:47,061 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 05:07:47,070 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 05:07:47,073 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 05:07:47,074 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 05:07:47,074 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 05:07:47,075 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_42ab7073-5ed2-4822-8d5a-d90810ed3415/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label41_true-unreach-call_false-termination.c [2018-11-10 05:07:47,122 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_42ab7073-5ed2-4822-8d5a-d90810ed3415/bin-2019/ukojak/data/463638dc8/7ad34ed70280459691a99c77260f690d/FLAGd299cccbb [2018-11-10 05:07:47,578 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 05:07:47,579 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_42ab7073-5ed2-4822-8d5a-d90810ed3415/sv-benchmarks/c/eca-rers2012/Problem02_label41_true-unreach-call_false-termination.c [2018-11-10 05:07:47,588 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_42ab7073-5ed2-4822-8d5a-d90810ed3415/bin-2019/ukojak/data/463638dc8/7ad34ed70280459691a99c77260f690d/FLAGd299cccbb [2018-11-10 05:07:47,599 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_42ab7073-5ed2-4822-8d5a-d90810ed3415/bin-2019/ukojak/data/463638dc8/7ad34ed70280459691a99c77260f690d [2018-11-10 05:07:47,602 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 05:07:47,603 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 05:07:47,604 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 05:07:47,604 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 05:07:47,607 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 05:07:47,607 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:07:47" (1/1) ... [2018-11-10 05:07:47,610 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e17f694 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:07:47, skipping insertion in model container [2018-11-10 05:07:47,610 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:07:47" (1/1) ... [2018-11-10 05:07:47,618 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 05:07:47,653 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 05:07:47,869 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:07:47,872 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 05:07:47,937 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:07:47,950 INFO L193 MainTranslator]: Completed translation [2018-11-10 05:07:47,950 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:07:47 WrapperNode [2018-11-10 05:07:47,950 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 05:07:47,951 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 05:07:47,951 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 05:07:47,951 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 05:07:47,958 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:07:47" (1/1) ... [2018-11-10 05:07:47,973 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:07:47" (1/1) ... [2018-11-10 05:07:48,055 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 05:07:48,056 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 05:07:48,056 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 05:07:48,056 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 05:07:48,063 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:07:47" (1/1) ... [2018-11-10 05:07:48,063 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:07:47" (1/1) ... [2018-11-10 05:07:48,066 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:07:47" (1/1) ... [2018-11-10 05:07:48,066 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:07:47" (1/1) ... [2018-11-10 05:07:48,079 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:07:47" (1/1) ... [2018-11-10 05:07:48,089 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:07:47" (1/1) ... [2018-11-10 05:07:48,093 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:07:47" (1/1) ... [2018-11-10 05:07:48,098 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 05:07:48,098 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 05:07:48,099 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 05:07:48,099 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 05:07:48,100 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:07:47" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_42ab7073-5ed2-4822-8d5a-d90810ed3415/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 05:07:48,147 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-10 05:07:48,148 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 05:07:48,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 05:07:49,473 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 05:07:49,473 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:07:49 BoogieIcfgContainer [2018-11-10 05:07:49,473 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 05:07:49,474 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 05:07:49,474 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 05:07:49,481 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 05:07:49,481 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:07:49" (1/1) ... [2018-11-10 05:07:49,489 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:07:49,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:07:49,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 86 states and 164 transitions. [2018-11-10 05:07:49,516 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 164 transitions. [2018-11-10 05:07:49,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-10 05:07:49,519 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:07:49,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:07:49,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:07:50,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:07:50,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 165 states and 244 transitions. [2018-11-10 05:07:50,269 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 244 transitions. [2018-11-10 05:07:50,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-10 05:07:50,271 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:07:50,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:07:50,400 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:07:50,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:07:50,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 245 states and 335 transitions. [2018-11-10 05:07:50,740 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 335 transitions. [2018-11-10 05:07:50,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-10 05:07:50,744 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:07:50,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:07:50,804 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:07:50,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:07:50,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 250 states and 342 transitions. [2018-11-10 05:07:50,974 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 342 transitions. [2018-11-10 05:07:50,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-10 05:07:50,976 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:07:50,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:07:51,013 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:07:51,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:07:51,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 260 states and 357 transitions. [2018-11-10 05:07:51,109 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 357 transitions. [2018-11-10 05:07:51,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-10 05:07:51,117 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:07:51,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:07:51,178 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 05:07:51,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:07:51,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 271 states and 378 transitions. [2018-11-10 05:07:51,489 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 378 transitions. [2018-11-10 05:07:51,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-10 05:07:51,490 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:07:51,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:07:51,509 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:07:51,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:07:51,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 274 states and 381 transitions. [2018-11-10 05:07:51,528 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 381 transitions. [2018-11-10 05:07:51,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-10 05:07:51,529 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:07:51,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:07:51,552 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:07:51,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:07:51,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 275 states and 383 transitions. [2018-11-10 05:07:51,646 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 383 transitions. [2018-11-10 05:07:51,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-10 05:07:51,646 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:07:51,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:07:51,670 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:07:51,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:07:51,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 279 states and 387 transitions. [2018-11-10 05:07:51,784 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 387 transitions. [2018-11-10 05:07:51,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-10 05:07:51,785 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:07:51,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:07:51,810 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-10 05:07:51,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:07:51,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 280 states and 390 transitions. [2018-11-10 05:07:51,975 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 390 transitions. [2018-11-10 05:07:51,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-10 05:07:51,975 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:07:51,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:07:51,996 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-10 05:07:52,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:07:52,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 284 states and 394 transitions. [2018-11-10 05:07:52,086 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 394 transitions. [2018-11-10 05:07:52,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-10 05:07:52,087 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:07:52,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:07:52,196 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:07:52,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:07:52,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 302 states and 425 transitions. [2018-11-10 05:07:52,491 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 425 transitions. [2018-11-10 05:07:52,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-10 05:07:52,492 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:07:52,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:07:52,516 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:07:52,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:07:52,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 309 states and 433 transitions. [2018-11-10 05:07:52,633 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 433 transitions. [2018-11-10 05:07:52,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-10 05:07:52,634 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:07:52,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:07:52,656 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:07:52,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:07:52,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 311 states and 435 transitions. [2018-11-10 05:07:52,680 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 435 transitions. [2018-11-10 05:07:52,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-10 05:07:52,681 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:07:52,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:07:52,704 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:07:52,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:07:52,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 316 states and 443 transitions. [2018-11-10 05:07:52,931 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 443 transitions. [2018-11-10 05:07:52,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-10 05:07:52,931 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:07:52,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:07:52,956 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:07:53,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:07:53,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 320 states and 448 transitions. [2018-11-10 05:07:53,086 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 448 transitions. [2018-11-10 05:07:53,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-10 05:07:53,087 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:07:53,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:07:53,109 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:07:53,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:07:53,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 324 states and 454 transitions. [2018-11-10 05:07:53,239 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 454 transitions. [2018-11-10 05:07:53,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-10 05:07:53,240 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:07:53,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:07:53,341 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:07:53,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:07:53,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 348 states and 486 transitions. [2018-11-10 05:07:53,835 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 486 transitions. [2018-11-10 05:07:53,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-10 05:07:53,836 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:07:53,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:07:53,851 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:07:53,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:07:53,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 353 states and 492 transitions. [2018-11-10 05:07:53,979 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 492 transitions. [2018-11-10 05:07:53,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-10 05:07:53,981 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:07:53,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:07:54,108 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 05:07:54,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:07:54,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 358 states and 500 transitions. [2018-11-10 05:07:54,302 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 500 transitions. [2018-11-10 05:07:54,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-10 05:07:54,303 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:07:54,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:07:54,421 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:07:55,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:07:55,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 381 states and 532 transitions. [2018-11-10 05:07:55,285 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 532 transitions. [2018-11-10 05:07:55,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-10 05:07:55,286 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:07:55,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:07:55,394 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:07:55,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:07:55,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 385 states and 536 transitions. [2018-11-10 05:07:55,525 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 536 transitions. [2018-11-10 05:07:55,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-10 05:07:55,526 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:07:55,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:07:55,694 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:07:55,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:07:55,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 389 states and 540 transitions. [2018-11-10 05:07:55,805 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 540 transitions. [2018-11-10 05:07:55,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-10 05:07:55,806 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:07:55,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:07:55,925 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:07:56,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:07:56,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 393 states and 544 transitions. [2018-11-10 05:07:56,039 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 544 transitions. [2018-11-10 05:07:56,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-10 05:07:56,039 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:07:56,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:07:56,064 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:07:56,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:07:56,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 402 states and 556 transitions. [2018-11-10 05:07:56,285 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 556 transitions. [2018-11-10 05:07:56,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-11-10 05:07:56,286 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:07:56,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:07:56,309 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 05:07:56,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:07:56,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 407 states and 560 transitions. [2018-11-10 05:07:56,394 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 560 transitions. [2018-11-10 05:07:56,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-11-10 05:07:56,395 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:07:56,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:07:56,676 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 42 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:07:58,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:07:58,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 441 states and 608 transitions. [2018-11-10 05:07:58,061 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 608 transitions. [2018-11-10 05:07:58,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-11-10 05:07:58,062 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:07:58,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:07:58,092 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 42 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:07:58,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:07:58,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 445 states and 612 transitions. [2018-11-10 05:07:58,289 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 612 transitions. [2018-11-10 05:07:58,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-10 05:07:58,290 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:07:58,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:07:58,361 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 05:07:58,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:07:58,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 452 states and 626 transitions. [2018-11-10 05:07:58,822 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 626 transitions. [2018-11-10 05:07:58,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-10 05:07:58,823 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:07:58,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:07:58,904 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:07:59,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:07:59,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 458 states and 632 transitions. [2018-11-10 05:07:59,054 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 632 transitions. [2018-11-10 05:07:59,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-11-10 05:07:59,055 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:07:59,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:07:59,072 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:07:59,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:07:59,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 471 states and 653 transitions. [2018-11-10 05:07:59,546 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 653 transitions. [2018-11-10 05:07:59,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-11-10 05:07:59,546 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:07:59,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:07:59,566 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:07:59,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:07:59,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 474 states and 656 transitions. [2018-11-10 05:07:59,659 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 656 transitions. [2018-11-10 05:07:59,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-11-10 05:07:59,659 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:07:59,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:07:59,682 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-10 05:08:00,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:00,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 482 states and 665 transitions. [2018-11-10 05:08:00,053 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 665 transitions. [2018-11-10 05:08:00,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-11-10 05:08:00,054 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:00,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:00,096 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 05:08:00,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:00,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 496 states and 681 transitions. [2018-11-10 05:08:00,410 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 681 transitions. [2018-11-10 05:08:00,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-11-10 05:08:00,411 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:00,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:00,672 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 56 proven. 3 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-10 05:08:02,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:02,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 515 states and 708 transitions. [2018-11-10 05:08:02,036 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 708 transitions. [2018-11-10 05:08:02,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-10 05:08:02,036 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:02,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:02,074 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:08:02,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:02,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 530 states and 726 transitions. [2018-11-10 05:08:02,279 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 726 transitions. [2018-11-10 05:08:02,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-10 05:08:02,280 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:02,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:02,304 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:08:02,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:02,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 533 states and 729 transitions. [2018-11-10 05:08:02,337 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 729 transitions. [2018-11-10 05:08:02,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-10 05:08:02,338 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:02,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:02,361 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 05:08:02,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:02,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 545 states and 740 transitions. [2018-11-10 05:08:02,674 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 740 transitions. [2018-11-10 05:08:02,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-10 05:08:02,675 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:02,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:02,699 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-10 05:08:02,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:02,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 548 states and 742 transitions. [2018-11-10 05:08:02,807 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 742 transitions. [2018-11-10 05:08:02,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-10 05:08:02,808 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:02,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:02,846 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 68 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 05:08:03,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:03,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 562 states and 760 transitions. [2018-11-10 05:08:03,499 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 760 transitions. [2018-11-10 05:08:03,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-10 05:08:03,500 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:03,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:03,526 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 68 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 05:08:03,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:03,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 569 states and 766 transitions. [2018-11-10 05:08:03,795 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 766 transitions. [2018-11-10 05:08:03,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-10 05:08:03,796 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:03,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:03,862 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 68 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 05:08:04,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:04,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 777 states to 581 states and 777 transitions. [2018-11-10 05:08:04,353 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 777 transitions. [2018-11-10 05:08:04,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-10 05:08:04,354 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:04,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:04,380 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 68 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 05:08:04,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:04,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 584 states and 781 transitions. [2018-11-10 05:08:04,567 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 781 transitions. [2018-11-10 05:08:04,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-10 05:08:04,567 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:04,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:04,585 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 05:08:04,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:04,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 586 states and 784 transitions. [2018-11-10 05:08:04,891 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 784 transitions. [2018-11-10 05:08:04,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-10 05:08:04,892 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:04,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:04,915 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 05:08:05,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:05,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 788 states to 592 states and 788 transitions. [2018-11-10 05:08:05,108 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 788 transitions. [2018-11-10 05:08:05,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-10 05:08:05,109 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:05,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:05,127 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 05:08:05,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:05,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 595 states and 790 transitions. [2018-11-10 05:08:05,268 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 790 transitions. [2018-11-10 05:08:05,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-10 05:08:05,269 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:05,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:05,386 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:08:05,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:05,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 809 states to 611 states and 809 transitions. [2018-11-10 05:08:05,822 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 809 transitions. [2018-11-10 05:08:05,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-10 05:08:05,823 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:05,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:05,908 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:08:06,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:06,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 827 states to 625 states and 827 transitions. [2018-11-10 05:08:06,445 INFO L276 IsEmpty]: Start isEmpty. Operand 625 states and 827 transitions. [2018-11-10 05:08:06,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-10 05:08:06,446 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:06,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:06,535 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:08:06,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:06,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 831 states to 629 states and 831 transitions. [2018-11-10 05:08:06,749 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 831 transitions. [2018-11-10 05:08:06,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-10 05:08:06,750 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:06,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:06,828 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:08:07,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:07,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 835 states to 633 states and 835 transitions. [2018-11-10 05:08:07,028 INFO L276 IsEmpty]: Start isEmpty. Operand 633 states and 835 transitions. [2018-11-10 05:08:07,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-10 05:08:07,028 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:07,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:07,064 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 05:08:07,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:07,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 853 states to 648 states and 853 transitions. [2018-11-10 05:08:07,605 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 853 transitions. [2018-11-10 05:08:07,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-10 05:08:07,605 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:07,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:07,633 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-10 05:08:07,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:07,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 859 states to 652 states and 859 transitions. [2018-11-10 05:08:07,675 INFO L276 IsEmpty]: Start isEmpty. Operand 652 states and 859 transitions. [2018-11-10 05:08:07,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-10 05:08:07,676 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:07,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:07,759 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-10 05:08:07,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:07,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 863 states to 655 states and 863 transitions. [2018-11-10 05:08:07,999 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 863 transitions. [2018-11-10 05:08:08,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-10 05:08:08,000 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:08,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:08,024 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-10 05:08:08,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:08,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 884 states to 673 states and 884 transitions. [2018-11-10 05:08:08,608 INFO L276 IsEmpty]: Start isEmpty. Operand 673 states and 884 transitions. [2018-11-10 05:08:08,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-10 05:08:08,609 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:08,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:08,627 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-10 05:08:08,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:08,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 885 states to 675 states and 885 transitions. [2018-11-10 05:08:08,714 INFO L276 IsEmpty]: Start isEmpty. Operand 675 states and 885 transitions. [2018-11-10 05:08:08,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-11-10 05:08:08,715 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:08,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:08,812 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 81 proven. 1 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-10 05:08:09,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:09,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 922 states to 710 states and 922 transitions. [2018-11-10 05:08:09,365 INFO L276 IsEmpty]: Start isEmpty. Operand 710 states and 922 transitions. [2018-11-10 05:08:09,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-11-10 05:08:09,366 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:09,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:09,393 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-10 05:08:09,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:09,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 930 states to 717 states and 930 transitions. [2018-11-10 05:08:09,575 INFO L276 IsEmpty]: Start isEmpty. Operand 717 states and 930 transitions. [2018-11-10 05:08:09,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-11-10 05:08:09,576 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:09,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:09,620 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:08:09,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:09,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 948 states to 735 states and 948 transitions. [2018-11-10 05:08:09,720 INFO L276 IsEmpty]: Start isEmpty. Operand 735 states and 948 transitions. [2018-11-10 05:08:09,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-10 05:08:09,720 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:09,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:09,779 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-10 05:08:09,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:09,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 953 states to 740 states and 953 transitions. [2018-11-10 05:08:09,892 INFO L276 IsEmpty]: Start isEmpty. Operand 740 states and 953 transitions. [2018-11-10 05:08:09,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-10 05:08:09,892 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:09,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:09,911 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-10 05:08:10,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:10,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 980 states to 766 states and 980 transitions. [2018-11-10 05:08:10,281 INFO L276 IsEmpty]: Start isEmpty. Operand 766 states and 980 transitions. [2018-11-10 05:08:10,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-10 05:08:10,282 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:10,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:10,381 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 78 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-10 05:08:11,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:11,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1008 states to 786 states and 1008 transitions. [2018-11-10 05:08:11,233 INFO L276 IsEmpty]: Start isEmpty. Operand 786 states and 1008 transitions. [2018-11-10 05:08:11,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-10 05:08:11,234 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:11,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:11,311 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 78 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-10 05:08:11,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:11,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1012 states to 790 states and 1012 transitions. [2018-11-10 05:08:11,503 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 1012 transitions. [2018-11-10 05:08:11,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-10 05:08:11,504 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:11,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:11,636 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 78 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-10 05:08:11,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:11,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1016 states to 794 states and 1016 transitions. [2018-11-10 05:08:11,906 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 1016 transitions. [2018-11-10 05:08:11,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-10 05:08:11,907 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:11,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:11,939 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 05:08:12,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:12,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1060 states to 833 states and 1060 transitions. [2018-11-10 05:08:12,931 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 1060 transitions. [2018-11-10 05:08:12,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-10 05:08:12,931 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:12,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:12,964 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 05:08:13,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:13,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1061 states to 835 states and 1061 transitions. [2018-11-10 05:08:13,289 INFO L276 IsEmpty]: Start isEmpty. Operand 835 states and 1061 transitions. [2018-11-10 05:08:13,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-10 05:08:13,289 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:13,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:13,376 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-10 05:08:13,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:13,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1072 states to 847 states and 1072 transitions. [2018-11-10 05:08:13,432 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 1072 transitions. [2018-11-10 05:08:13,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-10 05:08:13,433 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:13,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:13,461 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 05:08:14,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:14,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1086 states to 859 states and 1086 transitions. [2018-11-10 05:08:14,164 INFO L276 IsEmpty]: Start isEmpty. Operand 859 states and 1086 transitions. [2018-11-10 05:08:14,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-10 05:08:14,164 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:14,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:14,195 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 05:08:14,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:14,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1098 states to 871 states and 1098 transitions. [2018-11-10 05:08:14,679 INFO L276 IsEmpty]: Start isEmpty. Operand 871 states and 1098 transitions. [2018-11-10 05:08:14,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-10 05:08:14,680 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:14,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:14,716 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:08:15,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:15,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 876 states and 1108 transitions. [2018-11-10 05:08:15,115 INFO L276 IsEmpty]: Start isEmpty. Operand 876 states and 1108 transitions. [2018-11-10 05:08:15,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-10 05:08:15,115 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:15,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:15,139 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-10 05:08:15,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:15,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1113 states to 881 states and 1113 transitions. [2018-11-10 05:08:15,265 INFO L276 IsEmpty]: Start isEmpty. Operand 881 states and 1113 transitions. [2018-11-10 05:08:15,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-10 05:08:15,265 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:15,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:15,289 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-10 05:08:15,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:15,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1114 states to 882 states and 1114 transitions. [2018-11-10 05:08:15,530 INFO L276 IsEmpty]: Start isEmpty. Operand 882 states and 1114 transitions. [2018-11-10 05:08:15,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-10 05:08:15,531 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:15,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:15,554 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-10 05:08:15,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:15,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 885 states and 1116 transitions. [2018-11-10 05:08:15,682 INFO L276 IsEmpty]: Start isEmpty. Operand 885 states and 1116 transitions. [2018-11-10 05:08:15,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-10 05:08:15,682 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:15,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:15,705 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-10 05:08:15,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:15,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1144 states to 913 states and 1144 transitions. [2018-11-10 05:08:15,783 INFO L276 IsEmpty]: Start isEmpty. Operand 913 states and 1144 transitions. [2018-11-10 05:08:15,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-10 05:08:15,784 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:15,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:15,826 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-10 05:08:16,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:16,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1173 states to 938 states and 1173 transitions. [2018-11-10 05:08:16,376 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 1173 transitions. [2018-11-10 05:08:16,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-10 05:08:16,376 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:16,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:16,401 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-10 05:08:16,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:16,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1186 states to 952 states and 1186 transitions. [2018-11-10 05:08:16,563 INFO L276 IsEmpty]: Start isEmpty. Operand 952 states and 1186 transitions. [2018-11-10 05:08:16,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-10 05:08:16,565 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:16,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:16,600 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:08:16,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:16,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1188 states to 953 states and 1188 transitions. [2018-11-10 05:08:16,819 INFO L276 IsEmpty]: Start isEmpty. Operand 953 states and 1188 transitions. [2018-11-10 05:08:16,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-10 05:08:16,820 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:16,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:16,845 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:08:17,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:17,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1192 states to 957 states and 1192 transitions. [2018-11-10 05:08:17,012 INFO L276 IsEmpty]: Start isEmpty. Operand 957 states and 1192 transitions. [2018-11-10 05:08:17,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-11-10 05:08:17,013 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:17,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:17,054 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-10 05:08:17,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:17,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1193 states to 958 states and 1193 transitions. [2018-11-10 05:08:17,086 INFO L276 IsEmpty]: Start isEmpty. Operand 958 states and 1193 transitions. [2018-11-10 05:08:17,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-11-10 05:08:17,087 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:17,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:17,110 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 05:08:17,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:17,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1197 states to 962 states and 1197 transitions. [2018-11-10 05:08:17,131 INFO L276 IsEmpty]: Start isEmpty. Operand 962 states and 1197 transitions. [2018-11-10 05:08:17,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-11-10 05:08:17,132 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:17,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:17,166 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 05:08:17,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:17,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1220 states to 982 states and 1220 transitions. [2018-11-10 05:08:17,517 INFO L276 IsEmpty]: Start isEmpty. Operand 982 states and 1220 transitions. [2018-11-10 05:08:17,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-11-10 05:08:17,518 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:17,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:17,542 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 05:08:17,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:17,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1225 states to 986 states and 1225 transitions. [2018-11-10 05:08:17,564 INFO L276 IsEmpty]: Start isEmpty. Operand 986 states and 1225 transitions. [2018-11-10 05:08:17,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-11-10 05:08:17,565 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:17,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:17,980 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 135 proven. 11 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 05:08:18,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:18,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1245 states to 996 states and 1245 transitions. [2018-11-10 05:08:18,989 INFO L276 IsEmpty]: Start isEmpty. Operand 996 states and 1245 transitions. [2018-11-10 05:08:18,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-11-10 05:08:18,990 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:18,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:19,035 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 135 proven. 11 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 05:08:19,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:19,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1254 states to 1004 states and 1254 transitions. [2018-11-10 05:08:19,480 INFO L276 IsEmpty]: Start isEmpty. Operand 1004 states and 1254 transitions. [2018-11-10 05:08:19,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-11-10 05:08:19,482 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:19,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:19,540 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 135 proven. 11 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 05:08:19,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:19,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1263 states to 1012 states and 1263 transitions. [2018-11-10 05:08:19,998 INFO L276 IsEmpty]: Start isEmpty. Operand 1012 states and 1263 transitions. [2018-11-10 05:08:19,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-11-10 05:08:19,999 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:20,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:20,032 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 86 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-10 05:08:20,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:20,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1290 states to 1033 states and 1290 transitions. [2018-11-10 05:08:20,775 INFO L276 IsEmpty]: Start isEmpty. Operand 1033 states and 1290 transitions. [2018-11-10 05:08:20,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-10 05:08:20,775 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:20,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:20,806 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-10 05:08:21,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:21,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1299 states to 1044 states and 1299 transitions. [2018-11-10 05:08:21,311 INFO L276 IsEmpty]: Start isEmpty. Operand 1044 states and 1299 transitions. [2018-11-10 05:08:21,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-10 05:08:21,312 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:21,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:21,356 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 05:08:22,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:22,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1346 states to 1089 states and 1346 transitions. [2018-11-10 05:08:22,887 INFO L276 IsEmpty]: Start isEmpty. Operand 1089 states and 1346 transitions. [2018-11-10 05:08:22,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-11-10 05:08:22,887 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:22,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:22,938 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-10 05:08:23,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:23,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1351 states to 1095 states and 1351 transitions. [2018-11-10 05:08:23,001 INFO L276 IsEmpty]: Start isEmpty. Operand 1095 states and 1351 transitions. [2018-11-10 05:08:23,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-11-10 05:08:23,003 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:23,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:23,045 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 05:08:23,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:23,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1388 states to 1128 states and 1388 transitions. [2018-11-10 05:08:23,416 INFO L276 IsEmpty]: Start isEmpty. Operand 1128 states and 1388 transitions. [2018-11-10 05:08:23,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-11-10 05:08:23,417 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:23,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:23,459 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 102 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 05:08:24,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:24,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1397 states to 1136 states and 1397 transitions. [2018-11-10 05:08:24,024 INFO L276 IsEmpty]: Start isEmpty. Operand 1136 states and 1397 transitions. [2018-11-10 05:08:24,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-10 05:08:24,025 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:24,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:24,105 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-10 05:08:24,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:24,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1400 states to 1139 states and 1400 transitions. [2018-11-10 05:08:24,168 INFO L276 IsEmpty]: Start isEmpty. Operand 1139 states and 1400 transitions. [2018-11-10 05:08:24,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-10 05:08:24,169 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:24,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:24,200 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-10 05:08:24,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:24,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1405 states to 1145 states and 1405 transitions. [2018-11-10 05:08:24,355 INFO L276 IsEmpty]: Start isEmpty. Operand 1145 states and 1405 transitions. [2018-11-10 05:08:24,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-10 05:08:24,355 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:24,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:24,528 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-10 05:08:25,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:25,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1421 states to 1156 states and 1421 transitions. [2018-11-10 05:08:25,492 INFO L276 IsEmpty]: Start isEmpty. Operand 1156 states and 1421 transitions. [2018-11-10 05:08:25,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-10 05:08:25,493 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:25,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:25,521 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-10 05:08:25,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:25,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1425 states to 1160 states and 1425 transitions. [2018-11-10 05:08:25,742 INFO L276 IsEmpty]: Start isEmpty. Operand 1160 states and 1425 transitions. [2018-11-10 05:08:25,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-10 05:08:25,744 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:25,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:25,770 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 116 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-10 05:08:25,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:25,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1428 states to 1163 states and 1428 transitions. [2018-11-10 05:08:25,791 INFO L276 IsEmpty]: Start isEmpty. Operand 1163 states and 1428 transitions. [2018-11-10 05:08:25,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-11-10 05:08:25,792 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:25,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:25,861 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-10 05:08:26,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:26,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1441 states to 1173 states and 1441 transitions. [2018-11-10 05:08:26,009 INFO L276 IsEmpty]: Start isEmpty. Operand 1173 states and 1441 transitions. [2018-11-10 05:08:26,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-11-10 05:08:26,010 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:26,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:26,038 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-10 05:08:26,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:26,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1442 states to 1174 states and 1442 transitions. [2018-11-10 05:08:26,259 INFO L276 IsEmpty]: Start isEmpty. Operand 1174 states and 1442 transitions. [2018-11-10 05:08:26,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-11-10 05:08:26,260 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:26,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:26,288 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-10 05:08:26,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:26,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1464 states to 1197 states and 1464 transitions. [2018-11-10 05:08:26,537 INFO L276 IsEmpty]: Start isEmpty. Operand 1197 states and 1464 transitions. [2018-11-10 05:08:26,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-11-10 05:08:26,538 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:26,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:26,569 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-10 05:08:26,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:26,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1468 states to 1202 states and 1468 transitions. [2018-11-10 05:08:26,706 INFO L276 IsEmpty]: Start isEmpty. Operand 1202 states and 1468 transitions. [2018-11-10 05:08:26,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-10 05:08:26,707 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:26,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:26,850 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-10 05:08:27,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:27,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1476 states to 1207 states and 1476 transitions. [2018-11-10 05:08:27,421 INFO L276 IsEmpty]: Start isEmpty. Operand 1207 states and 1476 transitions. [2018-11-10 05:08:27,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-10 05:08:27,421 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:27,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:27,455 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 104 proven. 15 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 05:08:27,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:27,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1490 states to 1219 states and 1490 transitions. [2018-11-10 05:08:27,927 INFO L276 IsEmpty]: Start isEmpty. Operand 1219 states and 1490 transitions. [2018-11-10 05:08:27,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-10 05:08:27,928 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:27,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:27,963 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 104 proven. 15 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 05:08:28,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:28,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1494 states to 1223 states and 1494 transitions. [2018-11-10 05:08:28,198 INFO L276 IsEmpty]: Start isEmpty. Operand 1223 states and 1494 transitions. [2018-11-10 05:08:28,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-10 05:08:28,199 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:28,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:28,267 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 104 proven. 15 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 05:08:28,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:28,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1498 states to 1227 states and 1498 transitions. [2018-11-10 05:08:28,483 INFO L276 IsEmpty]: Start isEmpty. Operand 1227 states and 1498 transitions. [2018-11-10 05:08:28,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-10 05:08:28,483 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:28,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:28,565 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 56 proven. 5 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-11-10 05:08:28,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:28,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1504 states to 1233 states and 1504 transitions. [2018-11-10 05:08:28,750 INFO L276 IsEmpty]: Start isEmpty. Operand 1233 states and 1504 transitions. [2018-11-10 05:08:28,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-11-10 05:08:28,751 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:28,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:29,223 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-10 05:08:32,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:32,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1576 states to 1297 states and 1576 transitions. [2018-11-10 05:08:32,006 INFO L276 IsEmpty]: Start isEmpty. Operand 1297 states and 1576 transitions. [2018-11-10 05:08:32,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-11-10 05:08:32,007 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:32,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:32,056 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-10 05:08:32,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:32,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1583 states to 1305 states and 1583 transitions. [2018-11-10 05:08:32,407 INFO L276 IsEmpty]: Start isEmpty. Operand 1305 states and 1583 transitions. [2018-11-10 05:08:32,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-11-10 05:08:32,408 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:32,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:32,456 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-10 05:08:32,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:32,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1587 states to 1309 states and 1587 transitions. [2018-11-10 05:08:32,735 INFO L276 IsEmpty]: Start isEmpty. Operand 1309 states and 1587 transitions. [2018-11-10 05:08:32,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-10 05:08:32,736 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:32,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:32,954 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 05:08:33,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:33,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1634 states to 1351 states and 1634 transitions. [2018-11-10 05:08:33,857 INFO L276 IsEmpty]: Start isEmpty. Operand 1351 states and 1634 transitions. [2018-11-10 05:08:33,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-11-10 05:08:33,858 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:33,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:34,754 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 249 proven. 28 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-10 05:08:38,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:38,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1745 states to 1444 states and 1745 transitions. [2018-11-10 05:08:38,997 INFO L276 IsEmpty]: Start isEmpty. Operand 1444 states and 1745 transitions. [2018-11-10 05:08:38,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-11-10 05:08:38,998 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:39,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:39,079 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 249 proven. 28 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-10 05:08:40,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:40,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1759 states to 1457 states and 1759 transitions. [2018-11-10 05:08:40,213 INFO L276 IsEmpty]: Start isEmpty. Operand 1457 states and 1759 transitions. [2018-11-10 05:08:40,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-11-10 05:08:40,214 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:40,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:40,267 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 208 proven. 1 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-10 05:08:40,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:40,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1798 states to 1495 states and 1798 transitions. [2018-11-10 05:08:40,699 INFO L276 IsEmpty]: Start isEmpty. Operand 1495 states and 1798 transitions. [2018-11-10 05:08:40,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-11-10 05:08:40,700 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:40,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:40,755 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 208 proven. 1 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-10 05:08:41,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:41,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1815 states to 1510 states and 1815 transitions. [2018-11-10 05:08:41,727 INFO L276 IsEmpty]: Start isEmpty. Operand 1510 states and 1815 transitions. [2018-11-10 05:08:41,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-11-10 05:08:41,728 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:41,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:41,825 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 208 proven. 1 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-10 05:08:42,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:42,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1815 states to 1511 states and 1815 transitions. [2018-11-10 05:08:42,082 INFO L276 IsEmpty]: Start isEmpty. Operand 1511 states and 1815 transitions. [2018-11-10 05:08:42,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-11-10 05:08:42,083 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:42,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:42,386 INFO L134 CoverageAnalysis]: Checked inductivity of 329 backedges. 285 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-10 05:08:44,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:44,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1832 states to 1525 states and 1832 transitions. [2018-11-10 05:08:44,197 INFO L276 IsEmpty]: Start isEmpty. Operand 1525 states and 1832 transitions. [2018-11-10 05:08:44,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-11-10 05:08:44,199 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:44,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:44,356 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 194 proven. 17 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-10 05:08:44,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:44,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1850 states to 1542 states and 1850 transitions. [2018-11-10 05:08:44,793 INFO L276 IsEmpty]: Start isEmpty. Operand 1542 states and 1850 transitions. [2018-11-10 05:08:44,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-11-10 05:08:44,794 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:44,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:44,895 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 194 proven. 17 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-10 05:08:45,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:45,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1866 states to 1552 states and 1866 transitions. [2018-11-10 05:08:45,283 INFO L276 IsEmpty]: Start isEmpty. Operand 1552 states and 1866 transitions. [2018-11-10 05:08:45,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-11-10 05:08:45,284 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:45,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:45,423 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 194 proven. 17 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-10 05:08:45,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:45,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1870 states to 1556 states and 1870 transitions. [2018-11-10 05:08:45,701 INFO L276 IsEmpty]: Start isEmpty. Operand 1556 states and 1870 transitions. [2018-11-10 05:08:45,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-11-10 05:08:45,702 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:45,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:45,803 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 194 proven. 17 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-10 05:08:46,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:46,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1874 states to 1560 states and 1874 transitions. [2018-11-10 05:08:46,096 INFO L276 IsEmpty]: Start isEmpty. Operand 1560 states and 1874 transitions. [2018-11-10 05:08:46,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-11-10 05:08:46,097 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:46,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:46,199 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 194 proven. 17 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-10 05:08:46,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:46,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1878 states to 1564 states and 1878 transitions. [2018-11-10 05:08:46,513 INFO L276 IsEmpty]: Start isEmpty. Operand 1564 states and 1878 transitions. [2018-11-10 05:08:46,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-11-10 05:08:46,514 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:46,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:47,528 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 213 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-10 05:08:49,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:49,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1928 states to 1610 states and 1928 transitions. [2018-11-10 05:08:49,413 INFO L276 IsEmpty]: Start isEmpty. Operand 1610 states and 1928 transitions. [2018-11-10 05:08:49,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-11-10 05:08:49,414 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:49,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:49,544 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 213 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-10 05:08:51,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:51,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1964 states to 1643 states and 1964 transitions. [2018-11-10 05:08:51,893 INFO L276 IsEmpty]: Start isEmpty. Operand 1643 states and 1964 transitions. [2018-11-10 05:08:51,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-11-10 05:08:51,894 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:51,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:52,025 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 213 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-10 05:08:53,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:53,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1979 states to 1658 states and 1979 transitions. [2018-11-10 05:08:53,703 INFO L276 IsEmpty]: Start isEmpty. Operand 1658 states and 1979 transitions. [2018-11-10 05:08:53,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-11-10 05:08:53,704 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:53,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:53,812 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 213 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-10 05:08:54,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:54,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1988 states to 1668 states and 1988 transitions. [2018-11-10 05:08:54,704 INFO L276 IsEmpty]: Start isEmpty. Operand 1668 states and 1988 transitions. [2018-11-10 05:08:54,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-11-10 05:08:54,705 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:54,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:54,811 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 213 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-10 05:08:55,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:55,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2000 states to 1681 states and 2000 transitions. [2018-11-10 05:08:55,602 INFO L276 IsEmpty]: Start isEmpty. Operand 1681 states and 2000 transitions. [2018-11-10 05:08:55,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-11-10 05:08:55,604 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:55,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:55,651 INFO L134 CoverageAnalysis]: Checked inductivity of 337 backedges. 261 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-10 05:08:55,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:55,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2001 states to 1683 states and 2001 transitions. [2018-11-10 05:08:55,808 INFO L276 IsEmpty]: Start isEmpty. Operand 1683 states and 2001 transitions. [2018-11-10 05:08:55,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-11-10 05:08:55,809 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:55,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:55,845 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 274 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 05:08:56,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:56,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2002 states to 1685 states and 2002 transitions. [2018-11-10 05:08:56,176 INFO L276 IsEmpty]: Start isEmpty. Operand 1685 states and 2002 transitions. [2018-11-10 05:08:56,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-11-10 05:08:56,177 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:56,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:56,211 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 274 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 05:08:56,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:56,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2004 states to 1687 states and 2004 transitions. [2018-11-10 05:08:56,411 INFO L276 IsEmpty]: Start isEmpty. Operand 1687 states and 2004 transitions. [2018-11-10 05:08:56,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-11-10 05:08:56,412 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:56,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:56,453 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 210 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-11-10 05:08:57,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:57,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2028 states to 1710 states and 2028 transitions. [2018-11-10 05:08:57,135 INFO L276 IsEmpty]: Start isEmpty. Operand 1710 states and 2028 transitions. [2018-11-10 05:08:57,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-11-10 05:08:57,137 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:57,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:57,178 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 210 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-11-10 05:08:57,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:57,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2032 states to 1715 states and 2032 transitions. [2018-11-10 05:08:57,490 INFO L276 IsEmpty]: Start isEmpty. Operand 1715 states and 2032 transitions. [2018-11-10 05:08:57,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-10 05:08:57,492 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:57,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:57,547 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 1 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-11-10 05:08:57,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:57,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2063 states to 1744 states and 2063 transitions. [2018-11-10 05:08:57,666 INFO L276 IsEmpty]: Start isEmpty. Operand 1744 states and 2063 transitions. [2018-11-10 05:08:57,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-10 05:08:57,667 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:57,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:57,720 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 1 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-11-10 05:08:58,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:58,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2068 states to 1749 states and 2068 transitions. [2018-11-10 05:08:58,038 INFO L276 IsEmpty]: Start isEmpty. Operand 1749 states and 2068 transitions. [2018-11-10 05:08:58,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-10 05:08:58,039 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:58,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:58,091 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 1 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-11-10 05:08:58,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:08:58,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2077 states to 1759 states and 2077 transitions. [2018-11-10 05:08:58,419 INFO L276 IsEmpty]: Start isEmpty. Operand 1759 states and 2077 transitions. [2018-11-10 05:08:58,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-11-10 05:08:58,420 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:08:58,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:08:59,262 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 237 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-11-10 05:09:04,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:09:04,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2128 states to 1803 states and 2128 transitions. [2018-11-10 05:09:04,844 INFO L276 IsEmpty]: Start isEmpty. Operand 1803 states and 2128 transitions. [2018-11-10 05:09:04,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-11-10 05:09:04,846 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:09:04,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:09:04,948 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 237 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-11-10 05:09:06,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:09:06,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2144 states to 1819 states and 2144 transitions. [2018-11-10 05:09:06,975 INFO L276 IsEmpty]: Start isEmpty. Operand 1819 states and 2144 transitions. [2018-11-10 05:09:06,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-11-10 05:09:06,977 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:09:06,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:09:07,095 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 237 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-11-10 05:09:07,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:09:07,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2155 states to 1831 states and 2155 transitions. [2018-11-10 05:09:07,929 INFO L276 IsEmpty]: Start isEmpty. Operand 1831 states and 2155 transitions. [2018-11-10 05:09:07,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2018-11-10 05:09:07,931 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:09:07,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:09:09,035 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 257 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-10 05:09:13,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:09:13,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2236 states to 1906 states and 2236 transitions. [2018-11-10 05:09:13,260 INFO L276 IsEmpty]: Start isEmpty. Operand 1906 states and 2236 transitions. [2018-11-10 05:09:13,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2018-11-10 05:09:13,261 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:09:13,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:09:13,447 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 257 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-10 05:09:14,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:09:14,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2240 states to 1911 states and 2240 transitions. [2018-11-10 05:09:14,514 INFO L276 IsEmpty]: Start isEmpty. Operand 1911 states and 2240 transitions. [2018-11-10 05:09:14,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2018-11-10 05:09:14,515 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:09:14,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:09:14,643 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 257 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-10 05:09:15,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:09:15,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2244 states to 1915 states and 2244 transitions. [2018-11-10 05:09:15,479 INFO L276 IsEmpty]: Start isEmpty. Operand 1915 states and 2244 transitions. [2018-11-10 05:09:15,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-11-10 05:09:15,480 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:09:15,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:09:15,994 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 301 proven. 61 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-10 05:09:19,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:09:19,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2292 states to 1952 states and 2292 transitions. [2018-11-10 05:09:19,674 INFO L276 IsEmpty]: Start isEmpty. Operand 1952 states and 2292 transitions. [2018-11-10 05:09:19,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-11-10 05:09:19,675 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:09:19,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:09:19,954 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 301 proven. 61 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-10 05:09:20,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:09:20,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2299 states to 1959 states and 2299 transitions. [2018-11-10 05:09:20,454 INFO L276 IsEmpty]: Start isEmpty. Operand 1959 states and 2299 transitions. [2018-11-10 05:09:20,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-11-10 05:09:20,455 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:09:20,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:09:20,731 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 301 proven. 61 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-10 05:09:21,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:09:21,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2302 states to 1963 states and 2302 transitions. [2018-11-10 05:09:21,419 INFO L276 IsEmpty]: Start isEmpty. Operand 1963 states and 2302 transitions. [2018-11-10 05:09:21,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2018-11-10 05:09:21,421 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:09:21,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:09:22,359 INFO L134 CoverageAnalysis]: Checked inductivity of 317 backedges. 263 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-11-10 05:09:26,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:09:26,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2332 states to 1991 states and 2332 transitions. [2018-11-10 05:09:26,158 INFO L276 IsEmpty]: Start isEmpty. Operand 1991 states and 2332 transitions. [2018-11-10 05:09:26,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2018-11-10 05:09:26,159 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:09:26,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:09:26,287 INFO L134 CoverageAnalysis]: Checked inductivity of 317 backedges. 263 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-11-10 05:09:28,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:09:28,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2336 states to 1997 states and 2336 transitions. [2018-11-10 05:09:28,067 INFO L276 IsEmpty]: Start isEmpty. Operand 1997 states and 2336 transitions. [2018-11-10 05:09:28,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-11-10 05:09:28,068 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:09:28,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:09:28,126 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 298 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-11-10 05:09:29,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:09:29,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2382 states to 2038 states and 2382 transitions. [2018-11-10 05:09:29,735 INFO L276 IsEmpty]: Start isEmpty. Operand 2038 states and 2382 transitions. [2018-11-10 05:09:29,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-11-10 05:09:29,736 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:09:29,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:09:29,795 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 298 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-11-10 05:09:30,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:09:30,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2382 states to 2039 states and 2382 transitions. [2018-11-10 05:09:30,151 INFO L276 IsEmpty]: Start isEmpty. Operand 2039 states and 2382 transitions. [2018-11-10 05:09:30,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-11-10 05:09:30,152 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:09:30,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:09:30,210 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 298 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-11-10 05:09:30,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:09:30,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2397 states to 2054 states and 2397 transitions. [2018-11-10 05:09:30,897 INFO L276 IsEmpty]: Start isEmpty. Operand 2054 states and 2397 transitions. [2018-11-10 05:09:30,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-11-10 05:09:30,899 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:09:30,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:09:30,949 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 315 proven. 0 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-11-10 05:09:32,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:09:32,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2431 states to 2079 states and 2431 transitions. [2018-11-10 05:09:32,998 INFO L276 IsEmpty]: Start isEmpty. Operand 2079 states and 2431 transitions. [2018-11-10 05:09:33,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-11-10 05:09:33,000 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:09:33,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:09:33,051 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 315 proven. 0 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-11-10 05:09:34,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:09:34,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2441 states to 2090 states and 2441 transitions. [2018-11-10 05:09:34,328 INFO L276 IsEmpty]: Start isEmpty. Operand 2090 states and 2441 transitions. [2018-11-10 05:09:34,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-11-10 05:09:34,329 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:09:34,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:09:34,380 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 315 proven. 0 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-11-10 05:09:35,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:09:35,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2451 states to 2100 states and 2451 transitions. [2018-11-10 05:09:35,001 INFO L276 IsEmpty]: Start isEmpty. Operand 2100 states and 2451 transitions. [2018-11-10 05:09:35,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2018-11-10 05:09:35,002 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:09:35,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:09:35,056 INFO L134 CoverageAnalysis]: Checked inductivity of 538 backedges. 407 proven. 0 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2018-11-10 05:09:37,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:09:37,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2485 states to 2130 states and 2485 transitions. [2018-11-10 05:09:37,524 INFO L276 IsEmpty]: Start isEmpty. Operand 2130 states and 2485 transitions. [2018-11-10 05:09:37,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2018-11-10 05:09:37,525 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:09:37,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:09:37,580 INFO L134 CoverageAnalysis]: Checked inductivity of 538 backedges. 407 proven. 0 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2018-11-10 05:09:38,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:09:38,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2492 states to 2137 states and 2492 transitions. [2018-11-10 05:09:38,355 INFO L276 IsEmpty]: Start isEmpty. Operand 2137 states and 2492 transitions. [2018-11-10 05:09:38,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2018-11-10 05:09:38,357 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:09:38,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:09:38,473 INFO L134 CoverageAnalysis]: Checked inductivity of 542 backedges. 412 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2018-11-10 05:09:40,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:09:40,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2517 states to 2156 states and 2517 transitions. [2018-11-10 05:09:40,241 INFO L276 IsEmpty]: Start isEmpty. Operand 2156 states and 2517 transitions. [2018-11-10 05:09:40,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2018-11-10 05:09:40,243 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:09:40,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:09:40,317 INFO L134 CoverageAnalysis]: Checked inductivity of 542 backedges. 412 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2018-11-10 05:09:41,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:09:41,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2525 states to 2164 states and 2525 transitions. [2018-11-10 05:09:41,554 INFO L276 IsEmpty]: Start isEmpty. Operand 2164 states and 2525 transitions. [2018-11-10 05:09:41,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2018-11-10 05:09:41,555 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:09:41,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:09:41,623 INFO L134 CoverageAnalysis]: Checked inductivity of 542 backedges. 412 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2018-11-10 05:09:42,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:09:42,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2529 states to 2170 states and 2529 transitions. [2018-11-10 05:09:42,530 INFO L276 IsEmpty]: Start isEmpty. Operand 2170 states and 2529 transitions. [2018-11-10 05:09:42,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2018-11-10 05:09:42,532 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:09:42,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:09:42,608 INFO L134 CoverageAnalysis]: Checked inductivity of 542 backedges. 412 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2018-11-10 05:09:43,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:09:43,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2543 states to 2184 states and 2543 transitions. [2018-11-10 05:09:43,281 INFO L276 IsEmpty]: Start isEmpty. Operand 2184 states and 2543 transitions. [2018-11-10 05:09:43,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-11-10 05:09:43,282 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:09:43,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:09:43,421 INFO L134 CoverageAnalysis]: Checked inductivity of 424 backedges. 316 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2018-11-10 05:09:45,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:09:45,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2575 states to 2215 states and 2575 transitions. [2018-11-10 05:09:45,942 INFO L276 IsEmpty]: Start isEmpty. Operand 2215 states and 2575 transitions. [2018-11-10 05:09:45,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-11-10 05:09:45,943 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:09:45,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:09:46,026 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 203 proven. 8 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2018-11-10 05:09:46,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:09:46,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2580 states to 2220 states and 2580 transitions. [2018-11-10 05:09:46,770 INFO L276 IsEmpty]: Start isEmpty. Operand 2220 states and 2580 transitions. [2018-11-10 05:09:46,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2018-11-10 05:09:46,771 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:09:46,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:09:46,910 INFO L134 CoverageAnalysis]: Checked inductivity of 485 backedges. 338 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2018-11-10 05:09:47,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:09:47,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2587 states to 2225 states and 2587 transitions. [2018-11-10 05:09:47,324 INFO L276 IsEmpty]: Start isEmpty. Operand 2225 states and 2587 transitions. [2018-11-10 05:09:47,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2018-11-10 05:09:47,325 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:09:47,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:09:47,468 INFO L134 CoverageAnalysis]: Checked inductivity of 485 backedges. 338 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2018-11-10 05:09:47,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:09:47,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2599 states to 2238 states and 2599 transitions. [2018-11-10 05:09:47,920 INFO L276 IsEmpty]: Start isEmpty. Operand 2238 states and 2599 transitions. [2018-11-10 05:09:47,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-11-10 05:09:47,921 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:09:47,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:09:48,344 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 396 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-10 05:09:50,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:09:50,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2659 states to 2288 states and 2659 transitions. [2018-11-10 05:09:50,085 INFO L276 IsEmpty]: Start isEmpty. Operand 2288 states and 2659 transitions. [2018-11-10 05:09:50,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-11-10 05:09:50,086 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:09:50,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:09:50,332 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 396 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-10 05:09:51,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:09:51,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2667 states to 2296 states and 2667 transitions. [2018-11-10 05:09:51,444 INFO L276 IsEmpty]: Start isEmpty. Operand 2296 states and 2667 transitions. [2018-11-10 05:09:51,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-11-10 05:09:51,446 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:09:51,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:09:51,691 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 396 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-10 05:09:51,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:09:51,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2676 states to 2306 states and 2676 transitions. [2018-11-10 05:09:51,972 INFO L276 IsEmpty]: Start isEmpty. Operand 2306 states and 2676 transitions. [2018-11-10 05:09:51,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-11-10 05:09:51,973 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:09:51,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:09:52,059 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 316 proven. 2 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2018-11-10 05:09:52,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:09:52,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2685 states to 2317 states and 2685 transitions. [2018-11-10 05:09:52,539 INFO L276 IsEmpty]: Start isEmpty. Operand 2317 states and 2685 transitions. [2018-11-10 05:09:52,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 352 [2018-11-10 05:09:52,541 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:09:52,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:09:52,646 INFO L134 CoverageAnalysis]: Checked inductivity of 658 backedges. 522 proven. 5 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2018-11-10 05:09:53,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:09:53,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2722 states to 2354 states and 2722 transitions. [2018-11-10 05:09:53,185 INFO L276 IsEmpty]: Start isEmpty. Operand 2354 states and 2722 transitions. [2018-11-10 05:09:53,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 352 [2018-11-10 05:09:53,186 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:09:53,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:09:53,293 INFO L134 CoverageAnalysis]: Checked inductivity of 658 backedges. 522 proven. 5 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2018-11-10 05:09:53,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:09:53,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2516 states to 2170 states and 2516 transitions. [2018-11-10 05:09:53,354 INFO L276 IsEmpty]: Start isEmpty. Operand 2170 states and 2516 transitions. [2018-11-10 05:09:53,355 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 05:09:53,355 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 165 iterations. [2018-11-10 05:09:53,363 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-10 05:09:53,503 WARN L179 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 43 [2018-11-10 05:09:54,290 WARN L179 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 17 [2018-11-10 05:09:54,390 WARN L179 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 17 [2018-11-10 05:09:55,156 WARN L179 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 17 [2018-11-10 05:09:55,269 WARN L179 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 17 [2018-11-10 05:09:55,683 WARN L179 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 43 [2018-11-10 05:09:55,901 WARN L179 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 17 [2018-11-10 05:09:56,042 WARN L179 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 17 [2018-11-10 05:09:56,342 WARN L179 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 17 [2018-11-10 05:09:56,546 WARN L179 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 17 [2018-11-10 05:09:56,756 WARN L179 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 43 [2018-11-10 05:09:58,242 WARN L179 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 43 [2018-11-10 05:09:58,486 WARN L179 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 17 [2018-11-10 05:09:58,875 WARN L179 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 17 [2018-11-10 05:09:59,050 WARN L179 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 43 [2018-11-10 05:09:59,196 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 05:09:59,198 INFO L582 CodeCheckObserver]: Invariant with dag size 17 [2018-11-10 05:09:59,203 INFO L582 CodeCheckObserver]: Invariant with dag size 17 [2018-11-10 05:09:59,203 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 05:09:59 ImpRootNode [2018-11-10 05:09:59,203 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 05:09:59,204 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 05:09:59,204 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 05:09:59,204 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 05:09:59,204 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:07:49" (3/4) ... [2018-11-10 05:09:59,207 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 05:09:59,222 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 111 nodes and edges [2018-11-10 05:09:59,223 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-11-10 05:09:59,223 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2018-11-10 05:09:59,224 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-10 05:09:59,313 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_42ab7073-5ed2-4822-8d5a-d90810ed3415/bin-2019/ukojak/witness.graphml [2018-11-10 05:09:59,313 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 05:09:59,314 INFO L168 Benchmark]: Toolchain (without parser) took 131711.44 ms. Allocated memory was 1.0 GB in the beginning and 3.6 GB in the end (delta: 2.6 GB). Free memory was 955.5 MB in the beginning and 1.9 GB in the end (delta: -938.8 MB). Peak memory consumption was 1.7 GB. Max. memory is 11.5 GB. [2018-11-10 05:09:59,314 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:09:59,315 INFO L168 Benchmark]: CACSL2BoogieTranslator took 346.95 ms. Allocated memory is still 1.0 GB. Free memory was 955.5 MB in the beginning and 923.3 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-11-10 05:09:59,315 INFO L168 Benchmark]: Boogie Procedure Inliner took 104.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 923.3 MB in the beginning and 1.1 GB in the end (delta: -217.4 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. [2018-11-10 05:09:59,315 INFO L168 Benchmark]: Boogie Preprocessor took 42.32 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. [2018-11-10 05:09:59,315 INFO L168 Benchmark]: RCFGBuilder took 1375.09 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 888.1 MB in the end (delta: 244.5 MB). Peak memory consumption was 244.5 MB. Max. memory is 11.5 GB. [2018-11-10 05:09:59,316 INFO L168 Benchmark]: CodeCheck took 129729.70 ms. Allocated memory was 1.2 GB in the beginning and 3.6 GB in the end (delta: 2.5 GB). Free memory was 888.1 MB in the beginning and 1.9 GB in the end (delta: -1.1 GB). Peak memory consumption was 2.4 GB. Max. memory is 11.5 GB. [2018-11-10 05:09:59,316 INFO L168 Benchmark]: Witness Printer took 109.27 ms. Allocated memory is still 3.6 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 51.3 MB). Peak memory consumption was 51.3 MB. Max. memory is 11.5 GB. [2018-11-10 05:09:59,318 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, 228 locations, 1 error locations. SAFE Result, 123.8s OverallTime, 165 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: -526710976 SDtfs, -517164224 SDslu, -453427200 SDs, 0 SdLazy, 1491670520 SolverSat, -1770227456 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 445.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 194057 GetRequests, 189545 SyntacticMatches, 3216 SemanticMatches, 1296 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1281138 ImplicationChecksByTransitivity, 106.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.5s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 12.8s InterpolantComputationTime, 30269 NumberOfCodeBlocks, 30269 NumberOfCodeBlocksAsserted, 164 NumberOfCheckSat, 30105 ConstructedInterpolants, 0 QuantifiedInterpolants, 22893173 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 164 InterpolantComputations, 120 PerfectInterpolantSequences, 29618/30151 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: 442]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: (!(a11 == 1) || (!(a28 == 8) && !(a28 == 9))) || (a28 == 9 && !(a17 == 9)) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (!(a11 == 1) || (!(a28 == 8) && !(a28 == 9))) || (a28 == 9 && !(a17 == 9)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 346.95 ms. Allocated memory is still 1.0 GB. Free memory was 955.5 MB in the beginning and 923.3 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 104.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 923.3 MB in the beginning and 1.1 GB in the end (delta: -217.4 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 42.32 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1375.09 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 888.1 MB in the end (delta: 244.5 MB). Peak memory consumption was 244.5 MB. Max. memory is 11.5 GB. * CodeCheck took 129729.70 ms. Allocated memory was 1.2 GB in the beginning and 3.6 GB in the end (delta: 2.5 GB). Free memory was 888.1 MB in the beginning and 1.9 GB in the end (delta: -1.1 GB). Peak memory consumption was 2.4 GB. Max. memory is 11.5 GB. * Witness Printer took 109.27 ms. Allocated memory is still 3.6 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 51.3 MB). Peak memory consumption was 51.3 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...