./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label34_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_4bc22a7e-3111-427b-8dd9-f0ebe4a77441/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_4bc22a7e-3111-427b-8dd9-f0ebe4a77441/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_4bc22a7e-3111-427b-8dd9-f0ebe4a77441/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_4bc22a7e-3111-427b-8dd9-f0ebe4a77441/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label34_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_4bc22a7e-3111-427b-8dd9-f0ebe4a77441/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_4bc22a7e-3111-427b-8dd9-f0ebe4a77441/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 967c72bd82820b824aa390b27f8a26458e2fde4d ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-27 01:02:50,638 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 01:02:50,639 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 01:02:50,652 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 01:02:50,652 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 01:02:50,653 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 01:02:50,655 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 01:02:50,656 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 01:02:50,657 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 01:02:50,657 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 01:02:50,658 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 01:02:50,658 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 01:02:50,659 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 01:02:50,659 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 01:02:50,660 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 01:02:50,661 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 01:02:50,663 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 01:02:50,664 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 01:02:50,665 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 01:02:50,666 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 01:02:50,667 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 01:02:50,674 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 01:02:50,676 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 01:02:50,676 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 01:02:50,676 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 01:02:50,677 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 01:02:50,680 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 01:02:50,680 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 01:02:50,681 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 01:02:50,682 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 01:02:50,682 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 01:02:50,682 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 01:02:50,682 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 01:02:50,682 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 01:02:50,683 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 01:02:50,684 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 01:02:50,684 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_4bc22a7e-3111-427b-8dd9-f0ebe4a77441/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-10-27 01:02:50,694 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 01:02:50,694 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 01:02:50,695 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 01:02:50,695 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-27 01:02:50,696 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-27 01:02:50,696 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-27 01:02:50,696 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 01:02:50,696 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 01:02:50,696 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 01:02:50,696 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 01:02:50,697 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 01:02:50,697 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 01:02:50,697 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 01:02:50,698 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 01:02:50,698 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 01:02:50,698 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 01:02:50,698 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 01:02:50,698 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-27 01:02:50,699 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-27 01:02:50,699 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 01:02:50,699 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 01:02:50,699 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-27 01:02:50,699 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 01:02:50,699 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 01:02:50,699 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 01:02:50,699 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-27 01:02:50,699 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 01:02:50,700 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 01:02:50,700 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_4bc22a7e-3111-427b-8dd9-f0ebe4a77441/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 -> 967c72bd82820b824aa390b27f8a26458e2fde4d [2018-10-27 01:02:50,725 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 01:02:50,737 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 01:02:50,740 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 01:02:50,743 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 01:02:50,744 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 01:02:50,745 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_4bc22a7e-3111-427b-8dd9-f0ebe4a77441/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label34_true-unreach-call_false-termination.c [2018-10-27 01:02:50,789 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4bc22a7e-3111-427b-8dd9-f0ebe4a77441/bin-2019/ukojak/data/cd07cfc83/2b0566f67493401881f2ca63f4fc1d72/FLAG3d0e729f9 [2018-10-27 01:02:51,262 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 01:02:51,263 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_4bc22a7e-3111-427b-8dd9-f0ebe4a77441/sv-benchmarks/c/eca-rers2012/Problem02_label34_true-unreach-call_false-termination.c [2018-10-27 01:02:51,277 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4bc22a7e-3111-427b-8dd9-f0ebe4a77441/bin-2019/ukojak/data/cd07cfc83/2b0566f67493401881f2ca63f4fc1d72/FLAG3d0e729f9 [2018-10-27 01:02:51,291 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_4bc22a7e-3111-427b-8dd9-f0ebe4a77441/bin-2019/ukojak/data/cd07cfc83/2b0566f67493401881f2ca63f4fc1d72 [2018-10-27 01:02:51,295 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 01:02:51,296 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 01:02:51,297 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 01:02:51,299 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 01:02:51,302 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 01:02:51,303 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 01:02:51" (1/1) ... [2018-10-27 01:02:51,306 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30c17ad0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:02:51, skipping insertion in model container [2018-10-27 01:02:51,306 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 01:02:51" (1/1) ... [2018-10-27 01:02:51,314 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 01:02:51,364 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 01:02:51,682 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 01:02:51,691 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 01:02:51,773 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 01:02:51,790 INFO L193 MainTranslator]: Completed translation [2018-10-27 01:02:51,791 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:02:51 WrapperNode [2018-10-27 01:02:51,792 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 01:02:51,792 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 01:02:51,792 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 01:02:51,793 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 01:02:51,800 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:02:51" (1/1) ... [2018-10-27 01:02:51,821 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:02:51" (1/1) ... [2018-10-27 01:02:51,881 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 01:02:51,881 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 01:02:51,881 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 01:02:51,881 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 01:02:51,974 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:02:51" (1/1) ... [2018-10-27 01:02:51,975 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:02:51" (1/1) ... [2018-10-27 01:02:51,978 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:02:51" (1/1) ... [2018-10-27 01:02:51,988 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:02:51" (1/1) ... [2018-10-27 01:02:52,004 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:02:51" (1/1) ... [2018-10-27 01:02:52,026 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:02:51" (1/1) ... [2018-10-27 01:02:52,034 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:02:51" (1/1) ... [2018-10-27 01:02:52,037 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 01:02:52,037 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 01:02:52,037 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 01:02:52,037 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 01:02:52,038 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:02:51" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4bc22a7e-3111-427b-8dd9-f0ebe4a77441/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 [2018-10-27 01:02:52,082 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-10-27 01:02:52,082 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 01:02:52,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 01:02:56,112 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 01:02:56,113 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 01:02:56 BoogieIcfgContainer [2018-10-27 01:02:56,113 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-27 01:02:56,113 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-27 01:02:56,114 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-27 01:02:56,123 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-27 01:02:56,123 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 01:02:56" (1/1) ... [2018-10-27 01:02:56,131 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 01:02:56,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:02:56,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 86 states and 164 transitions. [2018-10-27 01:02:56,159 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 164 transitions. [2018-10-27 01:02:56,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-10-27 01:02:56,163 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:02:56,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:02:56,638 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 01:02:57,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:02:57,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 165 states and 253 transitions. [2018-10-27 01:02:57,142 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 253 transitions. [2018-10-27 01:02:57,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-10-27 01:02:57,145 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:02:57,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:02:57,475 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 01:02:58,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:02:58,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 244 states and 344 transitions. [2018-10-27 01:02:58,198 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 344 transitions. [2018-10-27 01:02:58,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-10-27 01:02:58,199 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:02:58,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:02:58,457 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 01:02:58,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:02:58,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 249 states and 351 transitions. [2018-10-27 01:02:58,984 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 351 transitions. [2018-10-27 01:02:58,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-10-27 01:02:58,987 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:02:58,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:02:59,101 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 01:02:59,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:02:59,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 259 states and 363 transitions. [2018-10-27 01:02:59,163 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 363 transitions. [2018-10-27 01:02:59,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-10-27 01:02:59,169 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:02:59,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:02:59,208 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 01:02:59,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:02:59,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 264 states and 368 transitions. [2018-10-27 01:02:59,514 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 368 transitions. [2018-10-27 01:02:59,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-10-27 01:02:59,516 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:02:59,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:02:59,539 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-10-27 01:02:59,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:02:59,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 275 states and 383 transitions. [2018-10-27 01:02:59,801 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 383 transitions. [2018-10-27 01:02:59,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-10-27 01:02:59,804 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:02:59,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:02:59,830 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-10-27 01:03:00,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:00,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 278 states and 386 transitions. [2018-10-27 01:03:00,080 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 386 transitions. [2018-10-27 01:03:00,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-10-27 01:03:00,081 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:00,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:00,265 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 01:03:00,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:00,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 293 states and 407 transitions. [2018-10-27 01:03:00,819 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 407 transitions. [2018-10-27 01:03:00,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-10-27 01:03:00,820 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:00,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:00,864 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-27 01:03:01,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:01,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 298 states and 413 transitions. [2018-10-27 01:03:01,019 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 413 transitions. [2018-10-27 01:03:01,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-10-27 01:03:01,020 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:01,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:01,049 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-10-27 01:03:01,385 WARN L179 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-10-27 01:03:01,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:01,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 300 states and 416 transitions. [2018-10-27 01:03:01,755 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 416 transitions. [2018-10-27 01:03:01,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-10-27 01:03:01,756 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:01,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:01,824 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 01:03:02,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:02,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 307 states and 423 transitions. [2018-10-27 01:03:02,115 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 423 transitions. [2018-10-27 01:03:02,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-10-27 01:03:02,120 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:02,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:02,202 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 01:03:02,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:02,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 317 states and 437 transitions. [2018-10-27 01:03:02,443 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 437 transitions. [2018-10-27 01:03:02,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-10-27 01:03:02,444 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:02,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:02,469 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-27 01:03:02,898 WARN L179 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2018-10-27 01:03:03,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:03,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 318 states and 437 transitions. [2018-10-27 01:03:03,586 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 437 transitions. [2018-10-27 01:03:03,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-10-27 01:03:03,586 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:03,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:03,611 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-10-27 01:03:04,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:04,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 325 states and 444 transitions. [2018-10-27 01:03:04,112 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 444 transitions. [2018-10-27 01:03:04,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-10-27 01:03:04,113 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:04,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:04,135 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 01:03:04,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:04,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 331 states and 450 transitions. [2018-10-27 01:03:04,290 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 450 transitions. [2018-10-27 01:03:04,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-10-27 01:03:04,290 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:04,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:04,800 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 01:03:05,317 WARN L179 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2018-10-27 01:03:05,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:05,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 351 states and 472 transitions. [2018-10-27 01:03:05,651 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 472 transitions. [2018-10-27 01:03:05,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-10-27 01:03:05,652 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:05,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:05,848 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-27 01:03:06,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:06,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 370 states and 494 transitions. [2018-10-27 01:03:06,030 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 494 transitions. [2018-10-27 01:03:06,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-10-27 01:03:06,031 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:06,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:06,136 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-10-27 01:03:06,642 WARN L179 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-10-27 01:03:08,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:08,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 480 states and 618 transitions. [2018-10-27 01:03:08,551 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 618 transitions. [2018-10-27 01:03:08,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-10-27 01:03:08,552 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:08,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:09,079 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 01:03:09,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:09,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 487 states and 625 transitions. [2018-10-27 01:03:09,157 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 625 transitions. [2018-10-27 01:03:09,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-10-27 01:03:09,158 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:09,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:09,185 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 01:03:09,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:09,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 509 states and 650 transitions. [2018-10-27 01:03:09,419 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 650 transitions. [2018-10-27 01:03:09,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-10-27 01:03:09,420 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:09,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:09,497 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-10-27 01:03:10,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:10,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698 states to 548 states and 698 transitions. [2018-10-27 01:03:10,331 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 698 transitions. [2018-10-27 01:03:10,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-10-27 01:03:10,331 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:10,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:10,361 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-27 01:03:10,786 WARN L179 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-10-27 01:03:11,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:11,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718 states to 565 states and 718 transitions. [2018-10-27 01:03:11,295 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 718 transitions. [2018-10-27 01:03:11,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-10-27 01:03:11,296 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:11,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:11,327 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-27 01:03:14,934 WARN L179 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-10-27 01:03:15,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:15,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 733 states to 580 states and 733 transitions. [2018-10-27 01:03:15,110 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 733 transitions. [2018-10-27 01:03:15,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-10-27 01:03:15,111 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:15,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:15,139 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-10-27 01:03:15,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:15,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 603 states and 760 transitions. [2018-10-27 01:03:15,871 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 760 transitions. [2018-10-27 01:03:15,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-10-27 01:03:15,872 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:15,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:15,933 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-27 01:03:16,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:16,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 799 states to 626 states and 799 transitions. [2018-10-27 01:03:16,347 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 799 transitions. [2018-10-27 01:03:16,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-10-27 01:03:16,348 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:16,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:16,377 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-27 01:03:16,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:16,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 799 states to 627 states and 799 transitions. [2018-10-27 01:03:16,585 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 799 transitions. [2018-10-27 01:03:16,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-10-27 01:03:16,586 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:16,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:16,612 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-27 01:03:17,305 WARN L179 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 19 [2018-10-27 01:03:17,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:17,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 799 states to 628 states and 799 transitions. [2018-10-27 01:03:17,496 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 799 transitions. [2018-10-27 01:03:17,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-10-27 01:03:17,497 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:17,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:17,532 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 01:03:17,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:17,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 834 states to 661 states and 834 transitions. [2018-10-27 01:03:17,802 INFO L276 IsEmpty]: Start isEmpty. Operand 661 states and 834 transitions. [2018-10-27 01:03:17,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-10-27 01:03:17,803 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:17,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:17,854 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-10-27 01:03:18,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:18,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 839 states to 664 states and 839 transitions. [2018-10-27 01:03:18,088 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 839 transitions. [2018-10-27 01:03:18,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-10-27 01:03:18,089 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:18,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:18,118 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-10-27 01:03:18,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:18,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 844 states to 669 states and 844 transitions. [2018-10-27 01:03:18,366 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 844 transitions. [2018-10-27 01:03:18,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-10-27 01:03:18,367 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:18,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:18,396 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-27 01:03:18,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:18,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 852 states to 678 states and 852 transitions. [2018-10-27 01:03:18,630 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 852 transitions. [2018-10-27 01:03:18,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-10-27 01:03:18,631 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:18,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:18,660 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-10-27 01:03:18,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:18,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 874 states to 700 states and 874 transitions. [2018-10-27 01:03:18,886 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 874 transitions. [2018-10-27 01:03:18,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-10-27 01:03:18,886 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:18,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:18,913 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 01:03:20,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:20,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 753 states and 936 transitions. [2018-10-27 01:03:20,019 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 936 transitions. [2018-10-27 01:03:20,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-10-27 01:03:20,020 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:20,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:20,888 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-27 01:03:21,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:21,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 978 states to 785 states and 978 transitions. [2018-10-27 01:03:21,527 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 978 transitions. [2018-10-27 01:03:21,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-10-27 01:03:21,528 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:21,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:21,596 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-27 01:03:21,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:21,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 978 states to 786 states and 978 transitions. [2018-10-27 01:03:21,738 INFO L276 IsEmpty]: Start isEmpty. Operand 786 states and 978 transitions. [2018-10-27 01:03:21,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-10-27 01:03:21,739 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:21,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:21,856 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-27 01:03:22,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:22,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 978 states to 787 states and 978 transitions. [2018-10-27 01:03:22,007 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 978 transitions. [2018-10-27 01:03:22,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-10-27 01:03:22,008 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:22,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:22,035 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-10-27 01:03:22,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:22,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 996 states to 805 states and 996 transitions. [2018-10-27 01:03:22,517 INFO L276 IsEmpty]: Start isEmpty. Operand 805 states and 996 transitions. [2018-10-27 01:03:22,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-10-27 01:03:22,518 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:22,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:22,554 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 01:03:23,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:23,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1031 states to 837 states and 1031 transitions. [2018-10-27 01:03:23,196 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states and 1031 transitions. [2018-10-27 01:03:23,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-10-27 01:03:23,198 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:23,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:23,230 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 01:03:23,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:23,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1041 states to 842 states and 1041 transitions. [2018-10-27 01:03:23,616 INFO L276 IsEmpty]: Start isEmpty. Operand 842 states and 1041 transitions. [2018-10-27 01:03:23,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-10-27 01:03:23,618 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:23,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:23,642 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 01:03:23,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:23,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1049 states to 850 states and 1049 transitions. [2018-10-27 01:03:23,748 INFO L276 IsEmpty]: Start isEmpty. Operand 850 states and 1049 transitions. [2018-10-27 01:03:23,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-10-27 01:03:23,749 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:23,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:24,277 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 80 proven. 3 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-10-27 01:03:26,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:26,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1102 states to 892 states and 1102 transitions. [2018-10-27 01:03:26,079 INFO L276 IsEmpty]: Start isEmpty. Operand 892 states and 1102 transitions. [2018-10-27 01:03:26,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-10-27 01:03:26,080 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:26,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:26,122 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 80 proven. 3 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-10-27 01:03:26,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:26,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 907 states and 1116 transitions. [2018-10-27 01:03:26,397 INFO L276 IsEmpty]: Start isEmpty. Operand 907 states and 1116 transitions. [2018-10-27 01:03:26,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-10-27 01:03:26,397 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:26,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:26,616 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-27 01:03:27,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:27,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1140 states to 929 states and 1140 transitions. [2018-10-27 01:03:27,520 INFO L276 IsEmpty]: Start isEmpty. Operand 929 states and 1140 transitions. [2018-10-27 01:03:27,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-10-27 01:03:27,521 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:27,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:27,684 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-27 01:03:27,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:27,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1148 states to 938 states and 1148 transitions. [2018-10-27 01:03:27,793 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 1148 transitions. [2018-10-27 01:03:27,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-10-27 01:03:27,794 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:27,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:27,855 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-27 01:03:28,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:28,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1156 states to 947 states and 1156 transitions. [2018-10-27 01:03:28,048 INFO L276 IsEmpty]: Start isEmpty. Operand 947 states and 1156 transitions. [2018-10-27 01:03:28,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-10-27 01:03:28,048 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:28,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:28,081 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-10-27 01:03:28,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:28,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1166 states to 957 states and 1166 transitions. [2018-10-27 01:03:28,554 INFO L276 IsEmpty]: Start isEmpty. Operand 957 states and 1166 transitions. [2018-10-27 01:03:28,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-10-27 01:03:28,555 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:28,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:28,923 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 01:03:31,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:31,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1243 states to 1024 states and 1243 transitions. [2018-10-27 01:03:31,982 INFO L276 IsEmpty]: Start isEmpty. Operand 1024 states and 1243 transitions. [2018-10-27 01:03:31,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-10-27 01:03:31,983 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:31,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:32,007 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-10-27 01:03:32,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:32,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1252 states to 1029 states and 1252 transitions. [2018-10-27 01:03:32,335 INFO L276 IsEmpty]: Start isEmpty. Operand 1029 states and 1252 transitions. [2018-10-27 01:03:32,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-10-27 01:03:32,336 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:32,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:32,782 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 01:03:34,216 WARN L179 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2018-10-27 01:03:38,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:38,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1322 states to 1092 states and 1322 transitions. [2018-10-27 01:03:38,948 INFO L276 IsEmpty]: Start isEmpty. Operand 1092 states and 1322 transitions. [2018-10-27 01:03:38,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-10-27 01:03:38,949 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:38,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:38,980 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-27 01:03:39,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:39,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1349 states to 1115 states and 1349 transitions. [2018-10-27 01:03:39,741 INFO L276 IsEmpty]: Start isEmpty. Operand 1115 states and 1349 transitions. [2018-10-27 01:03:39,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-10-27 01:03:39,742 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:39,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:39,771 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-27 01:03:40,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:40,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1357 states to 1125 states and 1357 transitions. [2018-10-27 01:03:40,236 INFO L276 IsEmpty]: Start isEmpty. Operand 1125 states and 1357 transitions. [2018-10-27 01:03:40,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-10-27 01:03:40,237 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:40,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:40,273 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-27 01:03:40,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:40,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1365 states to 1134 states and 1365 transitions. [2018-10-27 01:03:40,966 INFO L276 IsEmpty]: Start isEmpty. Operand 1134 states and 1365 transitions. [2018-10-27 01:03:40,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-10-27 01:03:40,968 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:40,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:41,229 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 81 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 01:03:43,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:43,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1405 states to 1169 states and 1405 transitions. [2018-10-27 01:03:43,585 INFO L276 IsEmpty]: Start isEmpty. Operand 1169 states and 1405 transitions. [2018-10-27 01:03:43,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-10-27 01:03:43,586 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:43,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:43,647 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 81 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 01:03:44,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:44,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1419 states to 1184 states and 1419 transitions. [2018-10-27 01:03:44,030 INFO L276 IsEmpty]: Start isEmpty. Operand 1184 states and 1419 transitions. [2018-10-27 01:03:44,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-10-27 01:03:44,032 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:44,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:44,057 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-10-27 01:03:44,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:44,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1419 states to 1185 states and 1419 transitions. [2018-10-27 01:03:44,253 INFO L276 IsEmpty]: Start isEmpty. Operand 1185 states and 1419 transitions. [2018-10-27 01:03:44,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-10-27 01:03:44,254 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:44,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:44,285 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-10-27 01:03:44,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:44,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1422 states to 1188 states and 1422 transitions. [2018-10-27 01:03:44,552 INFO L276 IsEmpty]: Start isEmpty. Operand 1188 states and 1422 transitions. [2018-10-27 01:03:44,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-10-27 01:03:44,553 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:44,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:44,803 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 01:03:47,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:47,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1476 states to 1235 states and 1476 transitions. [2018-10-27 01:03:47,733 INFO L276 IsEmpty]: Start isEmpty. Operand 1235 states and 1476 transitions. [2018-10-27 01:03:47,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-10-27 01:03:47,734 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:47,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:47,762 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 102 proven. 1 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-10-27 01:03:48,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:48,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1497 states to 1254 states and 1497 transitions. [2018-10-27 01:03:48,124 INFO L276 IsEmpty]: Start isEmpty. Operand 1254 states and 1497 transitions. [2018-10-27 01:03:48,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-10-27 01:03:48,125 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:48,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:48,350 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 01:03:48,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:48,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1503 states to 1259 states and 1503 transitions. [2018-10-27 01:03:48,729 INFO L276 IsEmpty]: Start isEmpty. Operand 1259 states and 1503 transitions. [2018-10-27 01:03:48,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-10-27 01:03:48,730 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:48,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:48,771 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-10-27 01:03:48,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:48,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1509 states to 1262 states and 1509 transitions. [2018-10-27 01:03:48,893 INFO L276 IsEmpty]: Start isEmpty. Operand 1262 states and 1509 transitions. [2018-10-27 01:03:48,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-10-27 01:03:48,895 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:48,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:49,097 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-27 01:03:49,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:49,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1519 states to 1269 states and 1519 transitions. [2018-10-27 01:03:49,132 INFO L276 IsEmpty]: Start isEmpty. Operand 1269 states and 1519 transitions. [2018-10-27 01:03:49,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-10-27 01:03:49,133 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:49,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:49,167 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-10-27 01:03:49,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:49,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1525 states to 1274 states and 1525 transitions. [2018-10-27 01:03:49,469 INFO L276 IsEmpty]: Start isEmpty. Operand 1274 states and 1525 transitions. [2018-10-27 01:03:49,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-10-27 01:03:49,471 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:49,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:49,510 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-10-27 01:03:51,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:51,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1571 states to 1313 states and 1571 transitions. [2018-10-27 01:03:51,709 INFO L276 IsEmpty]: Start isEmpty. Operand 1313 states and 1571 transitions. [2018-10-27 01:03:51,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-10-27 01:03:51,710 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:51,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:51,736 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 01:03:51,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:51,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1577 states to 1317 states and 1577 transitions. [2018-10-27 01:03:51,985 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1577 transitions. [2018-10-27 01:03:51,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-10-27 01:03:51,986 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:51,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:52,010 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 01:03:52,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:52,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1588 states to 1328 states and 1588 transitions. [2018-10-27 01:03:52,220 INFO L276 IsEmpty]: Start isEmpty. Operand 1328 states and 1588 transitions. [2018-10-27 01:03:52,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-10-27 01:03:52,221 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:52,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:52,247 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 01:03:52,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:52,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1597 states to 1337 states and 1597 transitions. [2018-10-27 01:03:52,539 INFO L276 IsEmpty]: Start isEmpty. Operand 1337 states and 1597 transitions. [2018-10-27 01:03:52,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-10-27 01:03:52,541 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:52,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:53,138 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-10-27 01:03:54,127 WARN L179 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 41 [2018-10-27 01:03:56,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:56,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1634 states to 1373 states and 1634 transitions. [2018-10-27 01:03:56,365 INFO L276 IsEmpty]: Start isEmpty. Operand 1373 states and 1634 transitions. [2018-10-27 01:03:56,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-10-27 01:03:56,366 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:56,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:56,401 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-27 01:03:57,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:57,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1668 states to 1404 states and 1668 transitions. [2018-10-27 01:03:57,589 INFO L276 IsEmpty]: Start isEmpty. Operand 1404 states and 1668 transitions. [2018-10-27 01:03:57,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-10-27 01:03:57,590 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:57,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:57,632 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-10-27 01:03:57,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:57,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1691 states to 1427 states and 1691 transitions. [2018-10-27 01:03:57,983 INFO L276 IsEmpty]: Start isEmpty. Operand 1427 states and 1691 transitions. [2018-10-27 01:03:57,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-10-27 01:03:57,985 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:57,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:58,019 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-10-27 01:03:58,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:58,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1710 states to 1442 states and 1710 transitions. [2018-10-27 01:03:58,541 INFO L276 IsEmpty]: Start isEmpty. Operand 1442 states and 1710 transitions. [2018-10-27 01:03:58,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-10-27 01:03:58,542 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:58,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:59,230 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-27 01:04:03,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:04:03,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1778 states to 1510 states and 1778 transitions. [2018-10-27 01:04:03,890 INFO L276 IsEmpty]: Start isEmpty. Operand 1510 states and 1778 transitions. [2018-10-27 01:04:03,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-10-27 01:04:03,891 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:04:03,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:04:04,012 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-27 01:04:05,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:04:05,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1813 states to 1546 states and 1813 transitions. [2018-10-27 01:04:05,879 INFO L276 IsEmpty]: Start isEmpty. Operand 1546 states and 1813 transitions. [2018-10-27 01:04:05,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-10-27 01:04:05,881 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:04:05,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:04:05,916 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 125 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-27 01:04:06,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:04:06,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1833 states to 1562 states and 1833 transitions. [2018-10-27 01:04:06,578 INFO L276 IsEmpty]: Start isEmpty. Operand 1562 states and 1833 transitions. [2018-10-27 01:04:06,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-10-27 01:04:06,580 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:04:06,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:04:06,629 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-10-27 01:04:07,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:04:07,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1919 states to 1642 states and 1919 transitions. [2018-10-27 01:04:07,493 INFO L276 IsEmpty]: Start isEmpty. Operand 1642 states and 1919 transitions. [2018-10-27 01:04:07,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-10-27 01:04:07,495 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:04:07,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:04:07,549 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-10-27 01:04:09,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:04:09,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1962 states to 1670 states and 1962 transitions. [2018-10-27 01:04:09,334 INFO L276 IsEmpty]: Start isEmpty. Operand 1670 states and 1962 transitions. [2018-10-27 01:04:09,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-10-27 01:04:09,335 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:04:09,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:04:09,386 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-10-27 01:04:10,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:04:10,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1980 states to 1687 states and 1980 transitions. [2018-10-27 01:04:10,472 INFO L276 IsEmpty]: Start isEmpty. Operand 1687 states and 1980 transitions. [2018-10-27 01:04:10,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-10-27 01:04:10,474 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:04:10,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:04:10,527 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-10-27 01:04:11,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:04:11,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2006 states to 1710 states and 2006 transitions. [2018-10-27 01:04:11,651 INFO L276 IsEmpty]: Start isEmpty. Operand 1710 states and 2006 transitions. [2018-10-27 01:04:11,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-10-27 01:04:11,652 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:04:11,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:04:11,773 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-10-27 01:04:12,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:04:12,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2023 states to 1726 states and 2023 transitions. [2018-10-27 01:04:12,630 INFO L276 IsEmpty]: Start isEmpty. Operand 1726 states and 2023 transitions. [2018-10-27 01:04:12,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-10-27 01:04:12,632 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:04:12,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:04:12,690 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-10-27 01:04:13,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:04:13,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2038 states to 1742 states and 2038 transitions. [2018-10-27 01:04:13,376 INFO L276 IsEmpty]: Start isEmpty. Operand 1742 states and 2038 transitions. [2018-10-27 01:04:13,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-10-27 01:04:13,377 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:04:13,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:04:13,423 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-10-27 01:04:14,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:04:14,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2051 states to 1756 states and 2051 transitions. [2018-10-27 01:04:14,687 INFO L276 IsEmpty]: Start isEmpty. Operand 1756 states and 2051 transitions. [2018-10-27 01:04:14,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-10-27 01:04:14,688 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:04:14,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:04:15,792 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-27 01:04:18,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:04:18,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2152 states to 1856 states and 2152 transitions. [2018-10-27 01:04:18,615 INFO L276 IsEmpty]: Start isEmpty. Operand 1856 states and 2152 transitions. [2018-10-27 01:04:18,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-10-27 01:04:18,616 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:04:18,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:04:18,669 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-10-27 01:04:18,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:04:18,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2165 states to 1869 states and 2165 transitions. [2018-10-27 01:04:18,915 INFO L276 IsEmpty]: Start isEmpty. Operand 1869 states and 2165 transitions. [2018-10-27 01:04:18,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-10-27 01:04:18,917 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:04:18,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:04:18,960 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-10-27 01:04:19,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:04:19,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2167 states to 1872 states and 2167 transitions. [2018-10-27 01:04:19,295 INFO L276 IsEmpty]: Start isEmpty. Operand 1872 states and 2167 transitions. [2018-10-27 01:04:19,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-10-27 01:04:19,296 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:04:19,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:04:19,425 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-10-27 01:04:21,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:04:21,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2243 states to 1947 states and 2243 transitions. [2018-10-27 01:04:21,757 INFO L276 IsEmpty]: Start isEmpty. Operand 1947 states and 2243 transitions. [2018-10-27 01:04:21,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-10-27 01:04:21,758 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:04:21,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:04:21,810 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 118 proven. 1 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-10-27 01:04:22,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:04:22,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2306 states to 2009 states and 2306 transitions. [2018-10-27 01:04:22,296 INFO L276 IsEmpty]: Start isEmpty. Operand 2009 states and 2306 transitions. [2018-10-27 01:04:22,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-10-27 01:04:22,297 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:04:22,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:04:22,338 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 118 proven. 1 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-10-27 01:04:22,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:04:22,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2311 states to 2015 states and 2311 transitions. [2018-10-27 01:04:22,510 INFO L276 IsEmpty]: Start isEmpty. Operand 2015 states and 2311 transitions. [2018-10-27 01:04:22,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-10-27 01:04:22,512 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:04:22,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:04:22,650 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-10-27 01:04:24,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:04:24,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2338 states to 2040 states and 2338 transitions. [2018-10-27 01:04:24,435 INFO L276 IsEmpty]: Start isEmpty. Operand 2040 states and 2338 transitions. [2018-10-27 01:04:24,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-10-27 01:04:24,436 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:04:24,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:04:24,571 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-10-27 01:04:25,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:04:25,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2347 states to 2048 states and 2347 transitions. [2018-10-27 01:04:25,038 INFO L276 IsEmpty]: Start isEmpty. Operand 2048 states and 2347 transitions. [2018-10-27 01:04:25,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-10-27 01:04:25,039 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:04:25,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:04:25,162 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-10-27 01:04:25,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:04:25,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2362 states to 2064 states and 2362 transitions. [2018-10-27 01:04:25,829 INFO L276 IsEmpty]: Start isEmpty. Operand 2064 states and 2362 transitions. [2018-10-27 01:04:25,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-10-27 01:04:25,831 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:04:25,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:04:25,936 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-10-27 01:04:26,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:04:26,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2377 states to 2080 states and 2377 transitions. [2018-10-27 01:04:26,484 INFO L276 IsEmpty]: Start isEmpty. Operand 2080 states and 2377 transitions. [2018-10-27 01:04:26,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-10-27 01:04:26,486 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:04:26,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:04:27,652 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 170 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-10-27 01:04:31,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:04:31,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2473 states to 2173 states and 2473 transitions. [2018-10-27 01:04:31,401 INFO L276 IsEmpty]: Start isEmpty. Operand 2173 states and 2473 transitions. [2018-10-27 01:04:31,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-10-27 01:04:31,402 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:04:31,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:04:31,457 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 132 proven. 4 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-10-27 01:04:32,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:04:32,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2533 states to 2230 states and 2533 transitions. [2018-10-27 01:04:32,337 INFO L276 IsEmpty]: Start isEmpty. Operand 2230 states and 2533 transitions. [2018-10-27 01:04:32,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-10-27 01:04:32,338 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:04:32,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:04:33,674 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-10-27 01:04:40,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:04:40,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2611 states to 2305 states and 2611 transitions. [2018-10-27 01:04:40,492 INFO L276 IsEmpty]: Start isEmpty. Operand 2305 states and 2611 transitions. [2018-10-27 01:04:40,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-10-27 01:04:40,494 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:04:40,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:04:40,597 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-10-27 01:04:41,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:04:41,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2625 states to 2318 states and 2625 transitions. [2018-10-27 01:04:41,626 INFO L276 IsEmpty]: Start isEmpty. Operand 2318 states and 2625 transitions. [2018-10-27 01:04:41,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-10-27 01:04:41,628 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:04:41,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:04:41,751 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-10-27 01:04:42,470 WARN L179 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 37 [2018-10-27 01:04:45,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:04:45,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2659 states to 2352 states and 2659 transitions. [2018-10-27 01:04:45,367 INFO L276 IsEmpty]: Start isEmpty. Operand 2352 states and 2659 transitions. [2018-10-27 01:04:45,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-10-27 01:04:45,370 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:04:45,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:04:45,489 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-10-27 01:04:48,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:04:48,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2692 states to 2385 states and 2692 transitions. [2018-10-27 01:04:48,775 INFO L276 IsEmpty]: Start isEmpty. Operand 2385 states and 2692 transitions. [2018-10-27 01:04:48,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-10-27 01:04:48,778 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:04:48,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:04:48,912 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-10-27 01:04:49,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:04:49,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2706 states to 2400 states and 2706 transitions. [2018-10-27 01:04:49,732 INFO L276 IsEmpty]: Start isEmpty. Operand 2400 states and 2706 transitions. [2018-10-27 01:04:49,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-10-27 01:04:49,733 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:04:49,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:04:49,842 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-10-27 01:04:50,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:04:50,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2720 states to 2415 states and 2720 transitions. [2018-10-27 01:04:50,865 INFO L276 IsEmpty]: Start isEmpty. Operand 2415 states and 2720 transitions. [2018-10-27 01:04:50,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-10-27 01:04:50,868 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:04:50,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:04:51,004 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-10-27 01:04:51,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:04:51,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2722 states to 2418 states and 2722 transitions. [2018-10-27 01:04:51,353 INFO L276 IsEmpty]: Start isEmpty. Operand 2418 states and 2722 transitions. [2018-10-27 01:04:51,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-10-27 01:04:51,355 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:04:51,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:04:51,526 INFO L134 CoverageAnalysis]: Checked inductivity of 237 backedges. 207 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-10-27 01:04:51,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:04:51,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2731 states to 2423 states and 2731 transitions. [2018-10-27 01:04:51,921 INFO L276 IsEmpty]: Start isEmpty. Operand 2423 states and 2731 transitions. [2018-10-27 01:04:51,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-10-27 01:04:51,922 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:04:51,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:04:52,280 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 195 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-10-27 01:04:55,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:04:55,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2807 states to 2481 states and 2807 transitions. [2018-10-27 01:04:55,343 INFO L276 IsEmpty]: Start isEmpty. Operand 2481 states and 2807 transitions. [2018-10-27 01:04:55,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-10-27 01:04:55,346 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:04:55,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:04:55,559 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 195 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-10-27 01:04:56,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:04:56,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2819 states to 2494 states and 2819 transitions. [2018-10-27 01:04:56,847 INFO L276 IsEmpty]: Start isEmpty. Operand 2494 states and 2819 transitions. [2018-10-27 01:04:56,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-10-27 01:04:56,848 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:04:56,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:04:57,039 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 195 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-10-27 01:04:57,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:04:57,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2819 states to 2495 states and 2819 transitions. [2018-10-27 01:04:57,428 INFO L276 IsEmpty]: Start isEmpty. Operand 2495 states and 2819 transitions. [2018-10-27 01:04:57,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-10-27 01:04:57,430 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:04:57,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:04:57,634 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 195 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-10-27 01:04:58,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:04:58,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2833 states to 2508 states and 2833 transitions. [2018-10-27 01:04:58,093 INFO L276 IsEmpty]: Start isEmpty. Operand 2508 states and 2833 transitions. [2018-10-27 01:04:58,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-10-27 01:04:58,095 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:04:58,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:04:58,407 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 195 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-10-27 01:04:58,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:04:58,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2848 states to 2522 states and 2848 transitions. [2018-10-27 01:04:58,876 INFO L276 IsEmpty]: Start isEmpty. Operand 2522 states and 2848 transitions. [2018-10-27 01:04:58,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-10-27 01:04:58,878 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:04:58,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:04:59,267 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 195 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-10-27 01:04:59,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:04:59,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2851 states to 2525 states and 2851 transitions. [2018-10-27 01:04:59,671 INFO L276 IsEmpty]: Start isEmpty. Operand 2525 states and 2851 transitions. [2018-10-27 01:04:59,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-10-27 01:04:59,672 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:04:59,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:05:00,301 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 200 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-10-27 01:05:04,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:05:04,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2939 states to 2595 states and 2939 transitions. [2018-10-27 01:05:04,155 INFO L276 IsEmpty]: Start isEmpty. Operand 2595 states and 2939 transitions. [2018-10-27 01:05:04,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-10-27 01:05:04,157 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:05:04,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:05:04,308 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 200 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-10-27 01:05:06,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:05:06,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2964 states to 2621 states and 2964 transitions. [2018-10-27 01:05:06,003 INFO L276 IsEmpty]: Start isEmpty. Operand 2621 states and 2964 transitions. [2018-10-27 01:05:06,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-10-27 01:05:06,005 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:05:06,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:05:06,198 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 200 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-10-27 01:05:07,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:05:07,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2972 states to 2631 states and 2972 transitions. [2018-10-27 01:05:07,057 INFO L276 IsEmpty]: Start isEmpty. Operand 2631 states and 2972 transitions. [2018-10-27 01:05:07,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-10-27 01:05:07,059 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:05:07,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:05:07,156 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 200 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-10-27 01:05:08,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:05:08,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2987 states to 2647 states and 2987 transitions. [2018-10-27 01:05:08,073 INFO L276 IsEmpty]: Start isEmpty. Operand 2647 states and 2987 transitions. [2018-10-27 01:05:08,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-10-27 01:05:08,075 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:05:08,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:05:08,140 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 200 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-10-27 01:05:08,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:05:08,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3000 states to 2661 states and 3000 transitions. [2018-10-27 01:05:08,635 INFO L276 IsEmpty]: Start isEmpty. Operand 2661 states and 3000 transitions. [2018-10-27 01:05:08,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-10-27 01:05:08,637 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:05:08,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:05:08,673 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 153 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-10-27 01:05:08,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:05:08,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3027 states to 2688 states and 3027 transitions. [2018-10-27 01:05:08,779 INFO L276 IsEmpty]: Start isEmpty. Operand 2688 states and 3027 transitions. [2018-10-27 01:05:08,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-10-27 01:05:08,781 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:05:08,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:05:08,813 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 216 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-10-27 01:05:11,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:05:11,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3089 states to 2742 states and 3089 transitions. [2018-10-27 01:05:11,266 INFO L276 IsEmpty]: Start isEmpty. Operand 2742 states and 3089 transitions. [2018-10-27 01:05:11,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-10-27 01:05:11,268 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:05:11,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:05:11,307 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 216 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-10-27 01:05:12,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:05:12,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3107 states to 2758 states and 3107 transitions. [2018-10-27 01:05:12,143 INFO L276 IsEmpty]: Start isEmpty. Operand 2758 states and 3107 transitions. [2018-10-27 01:05:12,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-10-27 01:05:12,145 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:05:12,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:05:12,177 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 216 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-10-27 01:05:12,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:05:12,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3123 states to 2772 states and 3123 transitions. [2018-10-27 01:05:12,626 INFO L276 IsEmpty]: Start isEmpty. Operand 2772 states and 3123 transitions. [2018-10-27 01:05:12,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-10-27 01:05:12,628 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:05:12,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:05:12,747 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 203 proven. 5 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-10-27 01:05:14,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:05:14,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3160 states to 2800 states and 3160 transitions. [2018-10-27 01:05:14,104 INFO L276 IsEmpty]: Start isEmpty. Operand 2800 states and 3160 transitions. [2018-10-27 01:05:14,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-10-27 01:05:14,106 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:05:14,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:05:14,173 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 203 proven. 5 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-10-27 01:05:16,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:05:16,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3191 states to 2828 states and 3191 transitions. [2018-10-27 01:05:16,055 INFO L276 IsEmpty]: Start isEmpty. Operand 2828 states and 3191 transitions. [2018-10-27 01:05:16,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-10-27 01:05:16,057 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:05:16,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:05:16,236 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 203 proven. 5 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-10-27 01:05:17,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:05:17,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3206 states to 2844 states and 3206 transitions. [2018-10-27 01:05:17,262 INFO L276 IsEmpty]: Start isEmpty. Operand 2844 states and 3206 transitions. [2018-10-27 01:05:17,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-10-27 01:05:17,264 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:05:17,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:05:17,564 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 203 proven. 5 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-10-27 01:05:17,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:05:17,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3209 states to 2847 states and 3209 transitions. [2018-10-27 01:05:17,978 INFO L276 IsEmpty]: Start isEmpty. Operand 2847 states and 3209 transitions. [2018-10-27 01:05:17,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-10-27 01:05:17,980 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:05:17,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:05:18,316 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 203 proven. 5 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-10-27 01:05:18,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:05:18,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3221 states to 2860 states and 3221 transitions. [2018-10-27 01:05:18,780 INFO L276 IsEmpty]: Start isEmpty. Operand 2860 states and 3221 transitions. [2018-10-27 01:05:18,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-10-27 01:05:18,781 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:05:18,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:05:18,856 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 203 proven. 5 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-10-27 01:05:19,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:05:19,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3234 states to 2874 states and 3234 transitions. [2018-10-27 01:05:19,343 INFO L276 IsEmpty]: Start isEmpty. Operand 2874 states and 3234 transitions. [2018-10-27 01:05:19,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-10-27 01:05:19,345 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:05:19,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:05:19,681 INFO L134 CoverageAnalysis]: Checked inductivity of 299 backedges. 214 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2018-10-27 01:05:20,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:05:20,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3241 states to 2880 states and 3241 transitions. [2018-10-27 01:05:20,664 INFO L276 IsEmpty]: Start isEmpty. Operand 2880 states and 3241 transitions. [2018-10-27 01:05:20,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-10-27 01:05:20,666 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:05:20,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:05:20,702 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 186 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-10-27 01:05:20,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:05:20,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3244 states to 2881 states and 3244 transitions. [2018-10-27 01:05:20,983 INFO L276 IsEmpty]: Start isEmpty. Operand 2881 states and 3244 transitions. [2018-10-27 01:05:20,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-10-27 01:05:20,984 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:05:20,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:05:21,022 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 186 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-10-27 01:05:21,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:05:21,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3258 states to 2895 states and 3258 transitions. [2018-10-27 01:05:21,488 INFO L276 IsEmpty]: Start isEmpty. Operand 2895 states and 3258 transitions. [2018-10-27 01:05:21,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-10-27 01:05:21,490 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:05:21,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:05:21,526 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 186 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-10-27 01:05:22,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:05:22,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3270 states to 2908 states and 3270 transitions. [2018-10-27 01:05:22,009 INFO L276 IsEmpty]: Start isEmpty. Operand 2908 states and 3270 transitions. [2018-10-27 01:05:22,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-10-27 01:05:22,011 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:05:22,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:05:22,255 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 226 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2018-10-27 01:05:22,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:05:22,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3274 states to 2911 states and 3274 transitions. [2018-10-27 01:05:22,582 INFO L276 IsEmpty]: Start isEmpty. Operand 2911 states and 3274 transitions. [2018-10-27 01:05:22,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-10-27 01:05:22,584 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:05:22,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:05:22,792 INFO L134 CoverageAnalysis]: Checked inductivity of 267 backedges. 154 proven. 1 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2018-10-27 01:05:23,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:05:23,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3278 states to 2913 states and 3278 transitions. [2018-10-27 01:05:23,428 INFO L276 IsEmpty]: Start isEmpty. Operand 2913 states and 3278 transitions. [2018-10-27 01:05:23,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-10-27 01:05:23,430 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:05:23,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:05:23,480 INFO L134 CoverageAnalysis]: Checked inductivity of 267 backedges. 154 proven. 1 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2018-10-27 01:05:23,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:05:23,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3287 states to 2922 states and 3287 transitions. [2018-10-27 01:05:23,566 INFO L276 IsEmpty]: Start isEmpty. Operand 2922 states and 3287 transitions. [2018-10-27 01:05:23,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-10-27 01:05:23,568 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:05:23,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:05:23,620 INFO L134 CoverageAnalysis]: Checked inductivity of 267 backedges. 154 proven. 1 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2018-10-27 01:05:24,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:05:24,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3301 states to 2936 states and 3301 transitions. [2018-10-27 01:05:24,120 INFO L276 IsEmpty]: Start isEmpty. Operand 2936 states and 3301 transitions. [2018-10-27 01:05:24,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-10-27 01:05:24,122 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:05:24,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:05:24,174 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-10-27 01:05:24,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:05:24,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3306 states to 2941 states and 3306 transitions. [2018-10-27 01:05:24,796 INFO L276 IsEmpty]: Start isEmpty. Operand 2941 states and 3306 transitions. [2018-10-27 01:05:24,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-10-27 01:05:24,798 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:05:24,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:05:24,839 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 225 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2018-10-27 01:05:25,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:05:25,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3308 states to 2943 states and 3308 transitions. [2018-10-27 01:05:25,193 INFO L276 IsEmpty]: Start isEmpty. Operand 2943 states and 3308 transitions. [2018-10-27 01:05:25,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-10-27 01:05:25,194 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:05:25,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:05:25,241 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 181 proven. 15 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2018-10-27 01:05:25,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:05:25,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3315 states to 2951 states and 3315 transitions. [2018-10-27 01:05:25,621 INFO L276 IsEmpty]: Start isEmpty. Operand 2951 states and 3315 transitions. [2018-10-27 01:05:25,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-10-27 01:05:25,623 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:05:25,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:05:25,846 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 262 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-10-27 01:05:26,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:05:26,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3334 states to 2963 states and 3334 transitions. [2018-10-27 01:05:26,563 INFO L276 IsEmpty]: Start isEmpty. Operand 2963 states and 3334 transitions. [2018-10-27 01:05:26,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2018-10-27 01:05:26,565 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:05:26,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:05:26,625 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2018-10-27 01:05:26,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:05:26,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3334 states to 2964 states and 3334 transitions. [2018-10-27 01:05:26,893 INFO L276 IsEmpty]: Start isEmpty. Operand 2964 states and 3334 transitions. [2018-10-27 01:05:26,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-10-27 01:05:26,895 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:05:26,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:05:27,054 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 217 proven. 5 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2018-10-27 01:05:27,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:05:27,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3359 states to 2988 states and 3359 transitions. [2018-10-27 01:05:27,463 INFO L276 IsEmpty]: Start isEmpty. Operand 2988 states and 3359 transitions. [2018-10-27 01:05:27,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-10-27 01:05:27,465 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:05:27,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:05:27,748 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 294 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-10-27 01:05:29,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:05:29,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3384 states to 3010 states and 3384 transitions. [2018-10-27 01:05:29,396 INFO L276 IsEmpty]: Start isEmpty. Operand 3010 states and 3384 transitions. [2018-10-27 01:05:29,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2018-10-27 01:05:29,397 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:05:29,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:05:29,453 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 213 proven. 2 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-10-27 01:05:29,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:05:29,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3384 states to 3011 states and 3384 transitions. [2018-10-27 01:05:29,668 INFO L276 IsEmpty]: Start isEmpty. Operand 3011 states and 3384 transitions. [2018-10-27 01:05:29,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2018-10-27 01:05:29,670 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:05:29,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:05:29,758 INFO L134 CoverageAnalysis]: Checked inductivity of 284 backedges. 172 proven. 5 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2018-10-27 01:05:30,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:05:30,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3392 states to 3017 states and 3392 transitions. [2018-10-27 01:05:30,340 INFO L276 IsEmpty]: Start isEmpty. Operand 3017 states and 3392 transitions. [2018-10-27 01:05:30,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-10-27 01:05:30,342 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:05:30,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:05:30,393 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 291 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2018-10-27 01:05:30,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:05:30,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3397 states to 3022 states and 3397 transitions. [2018-10-27 01:05:30,864 INFO L276 IsEmpty]: Start isEmpty. Operand 3022 states and 3397 transitions. [2018-10-27 01:05:30,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-10-27 01:05:30,866 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:05:30,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:05:30,916 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 291 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2018-10-27 01:05:31,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:05:31,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3402 states to 3026 states and 3402 transitions. [2018-10-27 01:05:31,390 INFO L276 IsEmpty]: Start isEmpty. Operand 3026 states and 3402 transitions. [2018-10-27 01:05:31,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-10-27 01:05:31,392 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:05:31,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:05:33,090 INFO L134 CoverageAnalysis]: Checked inductivity of 426 backedges. 312 proven. 61 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-10-27 01:05:37,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:05:37,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3462 states to 3072 states and 3462 transitions. [2018-10-27 01:05:37,823 INFO L276 IsEmpty]: Start isEmpty. Operand 3072 states and 3462 transitions. [2018-10-27 01:05:37,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-10-27 01:05:37,825 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:05:37,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:05:38,148 INFO L134 CoverageAnalysis]: Checked inductivity of 426 backedges. 312 proven. 61 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-10-27 01:05:39,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:05:39,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3482 states to 3088 states and 3482 transitions. [2018-10-27 01:05:39,620 INFO L276 IsEmpty]: Start isEmpty. Operand 3088 states and 3482 transitions. [2018-10-27 01:05:39,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-10-27 01:05:39,622 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:05:39,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:05:39,953 INFO L134 CoverageAnalysis]: Checked inductivity of 426 backedges. 312 proven. 61 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-10-27 01:05:40,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:05:40,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3493 states to 3097 states and 3493 transitions. [2018-10-27 01:05:40,641 INFO L276 IsEmpty]: Start isEmpty. Operand 3097 states and 3493 transitions. [2018-10-27 01:05:40,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-10-27 01:05:40,643 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:05:40,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:05:40,964 INFO L134 CoverageAnalysis]: Checked inductivity of 426 backedges. 312 proven. 61 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-10-27 01:05:41,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:05:41,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3502 states to 3106 states and 3502 transitions. [2018-10-27 01:05:41,731 INFO L276 IsEmpty]: Start isEmpty. Operand 3106 states and 3502 transitions. [2018-10-27 01:05:41,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-10-27 01:05:41,733 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:05:41,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:05:41,798 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 250 trivial. 0 not checked. [2018-10-27 01:05:42,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:05:42,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3523 states to 3128 states and 3523 transitions. [2018-10-27 01:05:42,270 INFO L276 IsEmpty]: Start isEmpty. Operand 3128 states and 3523 transitions. [2018-10-27 01:05:42,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2018-10-27 01:05:42,272 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:05:42,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:05:42,389 INFO L134 CoverageAnalysis]: Checked inductivity of 403 backedges. 309 proven. 5 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-10-27 01:05:44,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:05:44,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3570 states to 3171 states and 3570 transitions. [2018-10-27 01:05:44,667 INFO L276 IsEmpty]: Start isEmpty. Operand 3171 states and 3570 transitions. [2018-10-27 01:05:44,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2018-10-27 01:05:44,669 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:05:44,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:05:44,774 INFO L134 CoverageAnalysis]: Checked inductivity of 403 backedges. 309 proven. 5 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-10-27 01:05:45,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:05:45,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3588 states to 3190 states and 3588 transitions. [2018-10-27 01:05:45,796 INFO L276 IsEmpty]: Start isEmpty. Operand 3190 states and 3588 transitions. [2018-10-27 01:05:45,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2018-10-27 01:05:45,798 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:05:45,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:05:45,948 INFO L134 CoverageAnalysis]: Checked inductivity of 403 backedges. 309 proven. 5 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-10-27 01:05:46,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:05:46,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3590 states to 3193 states and 3590 transitions. [2018-10-27 01:05:46,462 INFO L276 IsEmpty]: Start isEmpty. Operand 3193 states and 3590 transitions. [2018-10-27 01:05:46,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-10-27 01:05:46,464 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:05:46,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:05:46,548 INFO L134 CoverageAnalysis]: Checked inductivity of 412 backedges. 320 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-10-27 01:05:47,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:05:47,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3627 states to 3232 states and 3627 transitions. [2018-10-27 01:05:47,113 INFO L276 IsEmpty]: Start isEmpty. Operand 3232 states and 3627 transitions. [2018-10-27 01:05:47,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2018-10-27 01:05:47,115 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:05:47,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:05:47,211 INFO L134 CoverageAnalysis]: Checked inductivity of 369 backedges. 242 proven. 26 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2018-10-27 01:05:47,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:05:47,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3627 states to 3233 states and 3627 transitions. [2018-10-27 01:05:47,477 INFO L276 IsEmpty]: Start isEmpty. Operand 3233 states and 3627 transitions. [2018-10-27 01:05:47,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2018-10-27 01:05:47,480 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:05:47,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:05:48,403 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 407 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-10-27 01:05:53,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:05:53,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3680 states to 3276 states and 3680 transitions. [2018-10-27 01:05:53,822 INFO L276 IsEmpty]: Start isEmpty. Operand 3276 states and 3680 transitions. [2018-10-27 01:05:53,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2018-10-27 01:05:53,824 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:05:53,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:05:53,905 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 407 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-10-27 01:05:55,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:05:55,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3696 states to 3292 states and 3696 transitions. [2018-10-27 01:05:55,254 INFO L276 IsEmpty]: Start isEmpty. Operand 3292 states and 3696 transitions. [2018-10-27 01:05:55,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-10-27 01:05:55,256 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:05:55,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:05:55,324 INFO L134 CoverageAnalysis]: Checked inductivity of 467 backedges. 381 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-10-27 01:05:56,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:05:56,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3715 states to 3307 states and 3715 transitions. [2018-10-27 01:05:56,383 INFO L276 IsEmpty]: Start isEmpty. Operand 3307 states and 3715 transitions. [2018-10-27 01:05:56,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-10-27 01:05:56,385 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:05:56,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:05:56,639 INFO L134 CoverageAnalysis]: Checked inductivity of 467 backedges. 381 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-10-27 01:05:56,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:05:56,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3727 states to 3320 states and 3727 transitions. [2018-10-27 01:05:56,951 INFO L276 IsEmpty]: Start isEmpty. Operand 3320 states and 3727 transitions. [2018-10-27 01:05:56,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2018-10-27 01:05:56,955 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:05:56,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:05:57,033 INFO L134 CoverageAnalysis]: Checked inductivity of 397 backedges. 212 proven. 8 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2018-10-27 01:05:57,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:05:57,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3756 states to 3350 states and 3756 transitions. [2018-10-27 01:05:57,905 INFO L276 IsEmpty]: Start isEmpty. Operand 3350 states and 3756 transitions. [2018-10-27 01:05:57,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2018-10-27 01:05:57,907 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:05:57,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:05:57,963 INFO L134 CoverageAnalysis]: Checked inductivity of 472 backedges. 301 proven. 0 refuted. 0 times theorem prover too weak. 171 trivial. 0 not checked. [2018-10-27 01:05:59,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:05:59,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3786 states to 3379 states and 3786 transitions. [2018-10-27 01:05:59,557 INFO L276 IsEmpty]: Start isEmpty. Operand 3379 states and 3786 transitions. [2018-10-27 01:05:59,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2018-10-27 01:05:59,560 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:05:59,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:05:59,626 INFO L134 CoverageAnalysis]: Checked inductivity of 472 backedges. 301 proven. 0 refuted. 0 times theorem prover too weak. 171 trivial. 0 not checked. [2018-10-27 01:06:00,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:00,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3798 states to 3392 states and 3798 transitions. [2018-10-27 01:06:00,188 INFO L276 IsEmpty]: Start isEmpty. Operand 3392 states and 3798 transitions. [2018-10-27 01:06:00,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2018-10-27 01:06:00,190 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:00,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:00,288 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 431 trivial. 0 not checked. [2018-10-27 01:06:01,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:01,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3815 states to 3409 states and 3815 transitions. [2018-10-27 01:06:01,084 INFO L276 IsEmpty]: Start isEmpty. Operand 3409 states and 3815 transitions. [2018-10-27 01:06:01,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-10-27 01:06:01,087 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:01,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:01,164 INFO L134 CoverageAnalysis]: Checked inductivity of 475 backedges. 390 proven. 5 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-10-27 01:06:05,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:05,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3855 states to 3444 states and 3855 transitions. [2018-10-27 01:06:05,403 INFO L276 IsEmpty]: Start isEmpty. Operand 3444 states and 3855 transitions. [2018-10-27 01:06:05,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-10-27 01:06:05,405 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:05,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:05,481 INFO L134 CoverageAnalysis]: Checked inductivity of 475 backedges. 390 proven. 5 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-10-27 01:06:07,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:07,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3875 states to 3464 states and 3875 transitions. [2018-10-27 01:06:07,127 INFO L276 IsEmpty]: Start isEmpty. Operand 3464 states and 3875 transitions. [2018-10-27 01:06:07,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-10-27 01:06:07,129 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:07,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:07,204 INFO L134 CoverageAnalysis]: Checked inductivity of 475 backedges. 390 proven. 5 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-10-27 01:06:08,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:08,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3894 states to 3484 states and 3894 transitions. [2018-10-27 01:06:08,065 INFO L276 IsEmpty]: Start isEmpty. Operand 3484 states and 3894 transitions. [2018-10-27 01:06:08,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-10-27 01:06:08,067 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:08,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:08,144 INFO L134 CoverageAnalysis]: Checked inductivity of 475 backedges. 390 proven. 5 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-10-27 01:06:08,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:08,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3897 states to 3487 states and 3897 transitions. [2018-10-27 01:06:08,709 INFO L276 IsEmpty]: Start isEmpty. Operand 3487 states and 3897 transitions. [2018-10-27 01:06:08,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-10-27 01:06:08,711 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:08,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:08,788 INFO L134 CoverageAnalysis]: Checked inductivity of 475 backedges. 390 proven. 5 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-10-27 01:06:11,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:11,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3915 states to 3505 states and 3915 transitions. [2018-10-27 01:06:11,354 INFO L276 IsEmpty]: Start isEmpty. Operand 3505 states and 3915 transitions. [2018-10-27 01:06:11,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-10-27 01:06:11,357 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:11,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:11,952 INFO L134 CoverageAnalysis]: Checked inductivity of 475 backedges. 390 proven. 5 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-10-27 01:06:12,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:12,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3918 states to 3508 states and 3918 transitions. [2018-10-27 01:06:12,548 INFO L276 IsEmpty]: Start isEmpty. Operand 3508 states and 3918 transitions. [2018-10-27 01:06:12,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-10-27 01:06:12,550 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:12,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:12,603 INFO L134 CoverageAnalysis]: Checked inductivity of 489 backedges. 406 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-10-27 01:06:13,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:13,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3960 states to 3546 states and 3960 transitions. [2018-10-27 01:06:13,770 INFO L276 IsEmpty]: Start isEmpty. Operand 3546 states and 3960 transitions. [2018-10-27 01:06:13,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2018-10-27 01:06:13,773 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:13,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:13,880 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 411 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-10-27 01:06:14,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:14,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3968 states to 3551 states and 3968 transitions. [2018-10-27 01:06:14,502 INFO L276 IsEmpty]: Start isEmpty. Operand 3551 states and 3968 transitions. [2018-10-27 01:06:14,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2018-10-27 01:06:14,505 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:14,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:14,597 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 411 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-10-27 01:06:18,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:18,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4038 states to 3617 states and 4038 transitions. [2018-10-27 01:06:18,440 INFO L276 IsEmpty]: Start isEmpty. Operand 3617 states and 4038 transitions. [2018-10-27 01:06:18,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2018-10-27 01:06:18,443 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:18,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:18,530 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 411 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-10-27 01:06:19,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:19,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4051 states to 3631 states and 4051 transitions. [2018-10-27 01:06:19,119 INFO L276 IsEmpty]: Start isEmpty. Operand 3631 states and 4051 transitions. [2018-10-27 01:06:19,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2018-10-27 01:06:19,121 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:19,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:19,208 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 411 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-10-27 01:06:20,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:20,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4067 states to 3647 states and 4067 transitions. [2018-10-27 01:06:20,558 INFO L276 IsEmpty]: Start isEmpty. Operand 3647 states and 4067 transitions. [2018-10-27 01:06:20,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-10-27 01:06:20,560 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:20,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:21,499 INFO L134 CoverageAnalysis]: Checked inductivity of 599 backedges. 386 proven. 42 refuted. 0 times theorem prover too weak. 171 trivial. 0 not checked. [2018-10-27 01:06:24,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:24,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4090 states to 3666 states and 4090 transitions. [2018-10-27 01:06:24,414 INFO L276 IsEmpty]: Start isEmpty. Operand 3666 states and 4090 transitions. [2018-10-27 01:06:24,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2018-10-27 01:06:24,417 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:24,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:24,495 INFO L134 CoverageAnalysis]: Checked inductivity of 497 backedges. 414 proven. 5 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-10-27 01:06:25,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:25,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4163 states to 3739 states and 4163 transitions. [2018-10-27 01:06:25,175 INFO L276 IsEmpty]: Start isEmpty. Operand 3739 states and 4163 transitions. [2018-10-27 01:06:25,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2018-10-27 01:06:25,178 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:25,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:25,291 INFO L134 CoverageAnalysis]: Checked inductivity of 497 backedges. 414 proven. 5 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-10-27 01:06:26,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:26,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4183 states to 3758 states and 4183 transitions. [2018-10-27 01:06:26,700 INFO L276 IsEmpty]: Start isEmpty. Operand 3758 states and 4183 transitions. [2018-10-27 01:06:26,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2018-10-27 01:06:26,703 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:26,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:26,782 INFO L134 CoverageAnalysis]: Checked inductivity of 497 backedges. 414 proven. 5 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-10-27 01:06:27,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:27,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4183 states to 3759 states and 4183 transitions. [2018-10-27 01:06:27,272 INFO L276 IsEmpty]: Start isEmpty. Operand 3759 states and 4183 transitions. [2018-10-27 01:06:27,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2018-10-27 01:06:27,274 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:27,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:27,354 INFO L134 CoverageAnalysis]: Checked inductivity of 497 backedges. 414 proven. 5 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-10-27 01:06:27,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:27,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4196 states to 3773 states and 4196 transitions. [2018-10-27 01:06:27,975 INFO L276 IsEmpty]: Start isEmpty. Operand 3773 states and 4196 transitions. [2018-10-27 01:06:27,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2018-10-27 01:06:27,978 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:27,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:28,302 INFO L134 CoverageAnalysis]: Checked inductivity of 497 backedges. 414 proven. 5 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-10-27 01:06:28,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:28,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4198 states to 3776 states and 4198 transitions. [2018-10-27 01:06:28,626 INFO L276 IsEmpty]: Start isEmpty. Operand 3776 states and 4198 transitions. [2018-10-27 01:06:28,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-10-27 01:06:28,628 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:28,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:28,870 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 370 proven. 5 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2018-10-27 01:06:30,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:30,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4216 states to 3790 states and 4216 transitions. [2018-10-27 01:06:30,127 INFO L276 IsEmpty]: Start isEmpty. Operand 3790 states and 4216 transitions. [2018-10-27 01:06:30,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-10-27 01:06:30,129 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:30,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:30,375 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 370 proven. 5 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2018-10-27 01:06:31,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:31,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4221 states to 3795 states and 4221 transitions. [2018-10-27 01:06:31,037 INFO L276 IsEmpty]: Start isEmpty. Operand 3795 states and 4221 transitions. [2018-10-27 01:06:31,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-10-27 01:06:31,040 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:31,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:31,103 INFO L134 CoverageAnalysis]: Checked inductivity of 513 backedges. 391 proven. 0 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2018-10-27 01:06:32,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:32,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4240 states to 3812 states and 4240 transitions. [2018-10-27 01:06:32,791 INFO L276 IsEmpty]: Start isEmpty. Operand 3812 states and 4240 transitions. [2018-10-27 01:06:32,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-10-27 01:06:32,795 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:32,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:32,861 INFO L134 CoverageAnalysis]: Checked inductivity of 513 backedges. 391 proven. 0 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2018-10-27 01:06:33,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:33,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4256 states to 3827 states and 4256 transitions. [2018-10-27 01:06:33,998 INFO L276 IsEmpty]: Start isEmpty. Operand 3827 states and 4256 transitions. [2018-10-27 01:06:34,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-10-27 01:06:34,000 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:34,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:34,064 INFO L134 CoverageAnalysis]: Checked inductivity of 513 backedges. 391 proven. 0 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2018-10-27 01:06:35,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:35,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4290 states to 3860 states and 4290 transitions. [2018-10-27 01:06:35,316 INFO L276 IsEmpty]: Start isEmpty. Operand 3860 states and 4290 transitions. [2018-10-27 01:06:35,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-10-27 01:06:35,319 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:35,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:35,384 INFO L134 CoverageAnalysis]: Checked inductivity of 513 backedges. 391 proven. 0 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2018-10-27 01:06:36,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:36,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4298 states to 3869 states and 4298 transitions. [2018-10-27 01:06:36,297 INFO L276 IsEmpty]: Start isEmpty. Operand 3869 states and 4298 transitions. [2018-10-27 01:06:36,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-10-27 01:06:36,300 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:36,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:36,363 INFO L134 CoverageAnalysis]: Checked inductivity of 513 backedges. 391 proven. 0 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2018-10-27 01:06:37,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:37,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4303 states to 3874 states and 4303 transitions. [2018-10-27 01:06:37,067 INFO L276 IsEmpty]: Start isEmpty. Operand 3874 states and 4303 transitions. [2018-10-27 01:06:37,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-10-27 01:06:37,070 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:37,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:37,133 INFO L134 CoverageAnalysis]: Checked inductivity of 513 backedges. 391 proven. 0 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2018-10-27 01:06:37,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:37,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4311 states to 3883 states and 4311 transitions. [2018-10-27 01:06:37,789 INFO L276 IsEmpty]: Start isEmpty. Operand 3883 states and 4311 transitions. [2018-10-27 01:06:37,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-10-27 01:06:37,791 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:37,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:37,855 INFO L134 CoverageAnalysis]: Checked inductivity of 513 backedges. 391 proven. 0 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2018-10-27 01:06:38,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:38,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4319 states to 3892 states and 4319 transitions. [2018-10-27 01:06:38,459 INFO L276 IsEmpty]: Start isEmpty. Operand 3892 states and 4319 transitions. [2018-10-27 01:06:38,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2018-10-27 01:06:38,462 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:38,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:38,597 INFO L134 CoverageAnalysis]: Checked inductivity of 514 backedges. 375 proven. 7 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2018-10-27 01:06:40,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:40,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4347 states to 3905 states and 4347 transitions. [2018-10-27 01:06:40,961 INFO L276 IsEmpty]: Start isEmpty. Operand 3905 states and 4347 transitions. [2018-10-27 01:06:40,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2018-10-27 01:06:40,963 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:40,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:41,122 INFO L134 CoverageAnalysis]: Checked inductivity of 514 backedges. 375 proven. 7 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2018-10-27 01:06:41,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:41,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4353 states to 3910 states and 4353 transitions. [2018-10-27 01:06:41,930 INFO L276 IsEmpty]: Start isEmpty. Operand 3910 states and 4353 transitions. [2018-10-27 01:06:41,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2018-10-27 01:06:41,933 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:41,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:42,074 INFO L134 CoverageAnalysis]: Checked inductivity of 514 backedges. 375 proven. 7 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2018-10-27 01:06:42,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:42,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4358 states to 3915 states and 4358 transitions. [2018-10-27 01:06:42,680 INFO L276 IsEmpty]: Start isEmpty. Operand 3915 states and 4358 transitions. [2018-10-27 01:06:42,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2018-10-27 01:06:42,683 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:42,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:42,819 INFO L134 CoverageAnalysis]: Checked inductivity of 514 backedges. 375 proven. 7 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2018-10-27 01:06:43,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:43,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4366 states to 3920 states and 4366 transitions. [2018-10-27 01:06:43,520 INFO L276 IsEmpty]: Start isEmpty. Operand 3920 states and 4366 transitions. [2018-10-27 01:06:43,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2018-10-27 01:06:43,523 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:43,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:43,668 INFO L134 CoverageAnalysis]: Checked inductivity of 514 backedges. 375 proven. 7 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2018-10-27 01:06:44,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:44,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4368 states to 3922 states and 4368 transitions. [2018-10-27 01:06:44,410 INFO L276 IsEmpty]: Start isEmpty. Operand 3922 states and 4368 transitions. [2018-10-27 01:06:44,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2018-10-27 01:06:44,413 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:44,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:44,563 INFO L134 CoverageAnalysis]: Checked inductivity of 514 backedges. 375 proven. 7 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2018-10-27 01:06:45,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:45,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4373 states to 3927 states and 4373 transitions. [2018-10-27 01:06:45,164 INFO L276 IsEmpty]: Start isEmpty. Operand 3927 states and 4373 transitions. [2018-10-27 01:06:45,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2018-10-27 01:06:45,167 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:45,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:45,232 INFO L134 CoverageAnalysis]: Checked inductivity of 527 backedges. 398 proven. 0 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2018-10-27 01:06:47,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:47,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4481 states to 4027 states and 4481 transitions. [2018-10-27 01:06:47,890 INFO L276 IsEmpty]: Start isEmpty. Operand 4027 states and 4481 transitions. [2018-10-27 01:06:47,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2018-10-27 01:06:47,893 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:47,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:47,958 INFO L134 CoverageAnalysis]: Checked inductivity of 527 backedges. 398 proven. 0 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2018-10-27 01:06:49,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:49,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4510 states to 4055 states and 4510 transitions. [2018-10-27 01:06:49,702 INFO L276 IsEmpty]: Start isEmpty. Operand 4055 states and 4510 transitions. [2018-10-27 01:06:49,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2018-10-27 01:06:49,705 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:49,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:49,775 INFO L134 CoverageAnalysis]: Checked inductivity of 527 backedges. 398 proven. 0 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2018-10-27 01:06:50,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:50,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4518 states to 4064 states and 4518 transitions. [2018-10-27 01:06:50,470 INFO L276 IsEmpty]: Start isEmpty. Operand 4064 states and 4518 transitions. [2018-10-27 01:06:50,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2018-10-27 01:06:50,472 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:50,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:50,537 INFO L134 CoverageAnalysis]: Checked inductivity of 527 backedges. 398 proven. 0 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2018-10-27 01:06:52,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:52,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4542 states to 4084 states and 4542 transitions. [2018-10-27 01:06:52,436 INFO L276 IsEmpty]: Start isEmpty. Operand 4084 states and 4542 transitions. [2018-10-27 01:06:52,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2018-10-27 01:06:52,439 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:52,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:52,503 INFO L134 CoverageAnalysis]: Checked inductivity of 527 backedges. 398 proven. 0 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2018-10-27 01:06:54,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:54,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4622 states to 4164 states and 4622 transitions. [2018-10-27 01:06:54,281 INFO L276 IsEmpty]: Start isEmpty. Operand 4164 states and 4622 transitions. [2018-10-27 01:06:54,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2018-10-27 01:06:54,284 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:54,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:54,349 INFO L134 CoverageAnalysis]: Checked inductivity of 527 backedges. 398 proven. 0 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2018-10-27 01:06:54,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:54,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4627 states to 4169 states and 4627 transitions. [2018-10-27 01:06:54,689 INFO L276 IsEmpty]: Start isEmpty. Operand 4169 states and 4627 transitions. [2018-10-27 01:06:54,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2018-10-27 01:06:54,692 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:54,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:54,757 INFO L134 CoverageAnalysis]: Checked inductivity of 527 backedges. 398 proven. 0 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2018-10-27 01:06:55,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:55,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4640 states to 4183 states and 4640 transitions. [2018-10-27 01:06:55,402 INFO L276 IsEmpty]: Start isEmpty. Operand 4183 states and 4640 transitions. [2018-10-27 01:06:55,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2018-10-27 01:06:55,404 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:55,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:55,491 INFO L134 CoverageAnalysis]: Checked inductivity of 672 backedges. 574 proven. 17 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-10-27 01:06:57,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:58,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4657 states to 4198 states and 4657 transitions. [2018-10-27 01:06:58,001 INFO L276 IsEmpty]: Start isEmpty. Operand 4198 states and 4657 transitions. [2018-10-27 01:06:58,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2018-10-27 01:06:58,003 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:58,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:58,090 INFO L134 CoverageAnalysis]: Checked inductivity of 672 backedges. 574 proven. 17 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-10-27 01:06:59,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:06:59,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4667 states to 4208 states and 4667 transitions. [2018-10-27 01:06:59,151 INFO L276 IsEmpty]: Start isEmpty. Operand 4208 states and 4667 transitions. [2018-10-27 01:06:59,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2018-10-27 01:06:59,154 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:06:59,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:06:59,242 INFO L134 CoverageAnalysis]: Checked inductivity of 672 backedges. 574 proven. 17 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-10-27 01:07:00,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:00,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4682 states to 4223 states and 4682 transitions. [2018-10-27 01:07:00,317 INFO L276 IsEmpty]: Start isEmpty. Operand 4223 states and 4682 transitions. [2018-10-27 01:07:00,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2018-10-27 01:07:00,320 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:00,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:00,400 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 248 proven. 2 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2018-10-27 01:07:00,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:00,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4710 states to 4251 states and 4710 transitions. [2018-10-27 01:07:00,798 INFO L276 IsEmpty]: Start isEmpty. Operand 4251 states and 4710 transitions. [2018-10-27 01:07:00,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2018-10-27 01:07:00,801 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:00,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:01,416 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 498 proven. 69 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-10-27 01:07:15,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:15,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4888 states to 4383 states and 4888 transitions. [2018-10-27 01:07:15,280 INFO L276 IsEmpty]: Start isEmpty. Operand 4383 states and 4888 transitions. [2018-10-27 01:07:15,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2018-10-27 01:07:15,283 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:15,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:15,669 INFO L134 CoverageAnalysis]: Checked inductivity of 619 backedges. 498 proven. 0 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2018-10-27 01:07:18,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:18,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4922 states to 4417 states and 4922 transitions. [2018-10-27 01:07:18,180 INFO L276 IsEmpty]: Start isEmpty. Operand 4417 states and 4922 transitions. [2018-10-27 01:07:18,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 354 [2018-10-27 01:07:18,183 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:18,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:18,268 INFO L134 CoverageAnalysis]: Checked inductivity of 654 backedges. 523 proven. 0 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2018-10-27 01:07:19,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:19,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4941 states to 4437 states and 4941 transitions. [2018-10-27 01:07:19,222 INFO L276 IsEmpty]: Start isEmpty. Operand 4437 states and 4941 transitions. [2018-10-27 01:07:19,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 354 [2018-10-27 01:07:19,225 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:19,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:19,309 INFO L134 CoverageAnalysis]: Checked inductivity of 654 backedges. 523 proven. 0 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2018-10-27 01:07:20,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:20,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4956 states to 4453 states and 4956 transitions. [2018-10-27 01:07:20,693 INFO L276 IsEmpty]: Start isEmpty. Operand 4453 states and 4956 transitions. [2018-10-27 01:07:20,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 354 [2018-10-27 01:07:20,696 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:20,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:20,779 INFO L134 CoverageAnalysis]: Checked inductivity of 654 backedges. 523 proven. 0 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2018-10-27 01:07:21,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:21,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4975 states to 4473 states and 4975 transitions. [2018-10-27 01:07:21,199 INFO L276 IsEmpty]: Start isEmpty. Operand 4473 states and 4975 transitions. [2018-10-27 01:07:21,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 354 [2018-10-27 01:07:21,202 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:21,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:21,287 INFO L134 CoverageAnalysis]: Checked inductivity of 654 backedges. 523 proven. 0 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2018-10-27 01:07:21,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:21,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4983 states to 4482 states and 4983 transitions. [2018-10-27 01:07:21,691 INFO L276 IsEmpty]: Start isEmpty. Operand 4482 states and 4983 transitions. [2018-10-27 01:07:21,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2018-10-27 01:07:21,694 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:21,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:21,856 INFO L134 CoverageAnalysis]: Checked inductivity of 689 backedges. 544 proven. 7 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2018-10-27 01:07:25,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:25,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5078 states to 4569 states and 5078 transitions. [2018-10-27 01:07:25,041 INFO L276 IsEmpty]: Start isEmpty. Operand 4569 states and 5078 transitions. [2018-10-27 01:07:25,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 364 [2018-10-27 01:07:25,044 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:25,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:25,764 INFO L134 CoverageAnalysis]: Checked inductivity of 679 backedges. 545 proven. 5 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2018-10-27 01:07:27,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:27,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5094 states to 4585 states and 5094 transitions. [2018-10-27 01:07:27,430 INFO L276 IsEmpty]: Start isEmpty. Operand 4585 states and 5094 transitions. [2018-10-27 01:07:27,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 364 [2018-10-27 01:07:27,433 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:27,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:27,844 INFO L134 CoverageAnalysis]: Checked inductivity of 679 backedges. 545 proven. 5 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2018-10-27 01:07:33,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:33,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5169 states to 4655 states and 5169 transitions. [2018-10-27 01:07:33,204 INFO L276 IsEmpty]: Start isEmpty. Operand 4655 states and 5169 transitions. [2018-10-27 01:07:33,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 364 [2018-10-27 01:07:33,207 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:33,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:33,622 INFO L134 CoverageAnalysis]: Checked inductivity of 679 backedges. 545 proven. 5 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2018-10-27 01:07:34,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:34,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5174 states to 4660 states and 5174 transitions. [2018-10-27 01:07:34,280 INFO L276 IsEmpty]: Start isEmpty. Operand 4660 states and 5174 transitions. [2018-10-27 01:07:34,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 369 [2018-10-27 01:07:34,283 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:34,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:34,367 INFO L134 CoverageAnalysis]: Checked inductivity of 689 backedges. 400 proven. 1 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2018-10-27 01:07:35,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:35,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5190 states to 4677 states and 5190 transitions. [2018-10-27 01:07:35,456 INFO L276 IsEmpty]: Start isEmpty. Operand 4677 states and 5190 transitions. [2018-10-27 01:07:35,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 375 [2018-10-27 01:07:35,460 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:35,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:35,854 INFO L134 CoverageAnalysis]: Checked inductivity of 758 backedges. 567 proven. 0 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2018-10-27 01:07:37,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:37,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5220 states to 4706 states and 5220 transitions. [2018-10-27 01:07:37,042 INFO L276 IsEmpty]: Start isEmpty. Operand 4706 states and 5220 transitions. [2018-10-27 01:07:37,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 375 [2018-10-27 01:07:37,045 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:37,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:37,128 INFO L134 CoverageAnalysis]: Checked inductivity of 758 backedges. 567 proven. 0 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2018-10-27 01:07:37,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:37,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5233 states to 4720 states and 5233 transitions. [2018-10-27 01:07:37,895 INFO L276 IsEmpty]: Start isEmpty. Operand 4720 states and 5233 transitions. [2018-10-27 01:07:37,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 375 [2018-10-27 01:07:37,898 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:37,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:37,979 INFO L134 CoverageAnalysis]: Checked inductivity of 758 backedges. 567 proven. 0 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2018-10-27 01:07:38,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:38,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5245 states to 4733 states and 5245 transitions. [2018-10-27 01:07:38,908 INFO L276 IsEmpty]: Start isEmpty. Operand 4733 states and 5245 transitions. [2018-10-27 01:07:38,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 378 [2018-10-27 01:07:38,911 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:38,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:39,045 INFO L134 CoverageAnalysis]: Checked inductivity of 691 backedges. 292 proven. 12 refuted. 0 times theorem prover too weak. 387 trivial. 0 not checked. [2018-10-27 01:07:39,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:39,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5245 states to 4734 states and 5245 transitions. [2018-10-27 01:07:39,678 INFO L276 IsEmpty]: Start isEmpty. Operand 4734 states and 5245 transitions. [2018-10-27 01:07:39,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 388 [2018-10-27 01:07:39,681 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:39,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:39,762 INFO L134 CoverageAnalysis]: Checked inductivity of 793 backedges. 638 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2018-10-27 01:07:40,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:40,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5255 states to 4743 states and 5255 transitions. [2018-10-27 01:07:40,193 INFO L276 IsEmpty]: Start isEmpty. Operand 4743 states and 5255 transitions. [2018-10-27 01:07:40,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 388 [2018-10-27 01:07:40,197 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:40,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:40,277 INFO L134 CoverageAnalysis]: Checked inductivity of 793 backedges. 638 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2018-10-27 01:07:40,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:40,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5260 states to 4748 states and 5260 transitions. [2018-10-27 01:07:40,986 INFO L276 IsEmpty]: Start isEmpty. Operand 4748 states and 5260 transitions. [2018-10-27 01:07:40,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 393 [2018-10-27 01:07:40,989 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:41,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:41,167 INFO L134 CoverageAnalysis]: Checked inductivity of 803 backedges. 643 proven. 7 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2018-10-27 01:07:42,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:42,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5276 states to 4759 states and 5276 transitions. [2018-10-27 01:07:42,713 INFO L276 IsEmpty]: Start isEmpty. Operand 4759 states and 5276 transitions. [2018-10-27 01:07:42,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 393 [2018-10-27 01:07:42,716 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:42,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:43,203 INFO L134 CoverageAnalysis]: Checked inductivity of 803 backedges. 643 proven. 7 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2018-10-27 01:07:44,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:44,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5353 states to 4834 states and 5353 transitions. [2018-10-27 01:07:44,338 INFO L276 IsEmpty]: Start isEmpty. Operand 4834 states and 5353 transitions. [2018-10-27 01:07:44,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 393 [2018-10-27 01:07:44,343 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:44,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:44,523 INFO L134 CoverageAnalysis]: Checked inductivity of 803 backedges. 643 proven. 7 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2018-10-27 01:07:45,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:45,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5358 states to 4839 states and 5358 transitions. [2018-10-27 01:07:45,246 INFO L276 IsEmpty]: Start isEmpty. Operand 4839 states and 5358 transitions. [2018-10-27 01:07:45,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 403 [2018-10-27 01:07:45,250 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:45,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:45,447 INFO L134 CoverageAnalysis]: Checked inductivity of 833 backedges. 536 proven. 14 refuted. 0 times theorem prover too weak. 283 trivial. 0 not checked. [2018-10-27 01:07:45,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:45,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5359 states to 4841 states and 5359 transitions. [2018-10-27 01:07:45,590 INFO L276 IsEmpty]: Start isEmpty. Operand 4841 states and 5359 transitions. [2018-10-27 01:07:45,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 410 [2018-10-27 01:07:45,593 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:45,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:45,727 INFO L134 CoverageAnalysis]: Checked inductivity of 955 backedges. 549 proven. 0 refuted. 0 times theorem prover too weak. 406 trivial. 0 not checked. [2018-10-27 01:07:47,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:47,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5382 states to 4858 states and 5382 transitions. [2018-10-27 01:07:47,719 INFO L276 IsEmpty]: Start isEmpty. Operand 4858 states and 5382 transitions. [2018-10-27 01:07:47,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 410 [2018-10-27 01:07:47,722 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:47,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:47,893 INFO L134 CoverageAnalysis]: Checked inductivity of 955 backedges. 549 proven. 0 refuted. 0 times theorem prover too weak. 406 trivial. 0 not checked. [2018-10-27 01:07:48,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:48,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5396 states to 4873 states and 5396 transitions. [2018-10-27 01:07:48,571 INFO L276 IsEmpty]: Start isEmpty. Operand 4873 states and 5396 transitions. [2018-10-27 01:07:48,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 415 [2018-10-27 01:07:48,575 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:48,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:48,707 INFO L134 CoverageAnalysis]: Checked inductivity of 962 backedges. 554 proven. 0 refuted. 0 times theorem prover too weak. 408 trivial. 0 not checked. [2018-10-27 01:07:49,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:49,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5405 states to 4878 states and 5405 transitions. [2018-10-27 01:07:49,463 INFO L276 IsEmpty]: Start isEmpty. Operand 4878 states and 5405 transitions. [2018-10-27 01:07:49,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 415 [2018-10-27 01:07:49,466 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:49,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:49,600 INFO L134 CoverageAnalysis]: Checked inductivity of 962 backedges. 554 proven. 0 refuted. 0 times theorem prover too weak. 408 trivial. 0 not checked. [2018-10-27 01:07:52,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:52,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5435 states to 4905 states and 5435 transitions. [2018-10-27 01:07:52,545 INFO L276 IsEmpty]: Start isEmpty. Operand 4905 states and 5435 transitions. [2018-10-27 01:07:52,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 415 [2018-10-27 01:07:52,548 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:52,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:52,679 INFO L134 CoverageAnalysis]: Checked inductivity of 962 backedges. 554 proven. 0 refuted. 0 times theorem prover too weak. 408 trivial. 0 not checked. [2018-10-27 01:07:55,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:55,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5448 states to 4915 states and 5448 transitions. [2018-10-27 01:07:55,396 INFO L276 IsEmpty]: Start isEmpty. Operand 4915 states and 5448 transitions. [2018-10-27 01:07:55,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 415 [2018-10-27 01:07:55,400 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:55,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:55,532 INFO L134 CoverageAnalysis]: Checked inductivity of 962 backedges. 554 proven. 0 refuted. 0 times theorem prover too weak. 408 trivial. 0 not checked. [2018-10-27 01:07:56,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:56,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5448 states to 4916 states and 5448 transitions. [2018-10-27 01:07:56,164 INFO L276 IsEmpty]: Start isEmpty. Operand 4916 states and 5448 transitions. [2018-10-27 01:07:56,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 419 [2018-10-27 01:07:56,167 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:56,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:56,633 INFO L134 CoverageAnalysis]: Checked inductivity of 965 backedges. 699 proven. 203 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-10-27 01:08:08,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:08:08,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5557 states to 5002 states and 5557 transitions. [2018-10-27 01:08:08,444 INFO L276 IsEmpty]: Start isEmpty. Operand 5002 states and 5557 transitions. [2018-10-27 01:08:08,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 419 [2018-10-27 01:08:08,447 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:08:08,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:08:08,589 INFO L134 CoverageAnalysis]: Checked inductivity of 965 backedges. 699 proven. 203 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-10-27 01:08:15,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:08:15,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5624 states to 5057 states and 5624 transitions. [2018-10-27 01:08:15,192 INFO L276 IsEmpty]: Start isEmpty. Operand 5057 states and 5624 transitions. [2018-10-27 01:08:15,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 419 [2018-10-27 01:08:15,195 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:08:15,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:08:15,395 INFO L134 CoverageAnalysis]: Checked inductivity of 965 backedges. 699 proven. 203 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-10-27 01:08:23,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:08:23,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5698 states to 5119 states and 5698 transitions. [2018-10-27 01:08:23,251 INFO L276 IsEmpty]: Start isEmpty. Operand 5119 states and 5698 transitions. [2018-10-27 01:08:23,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 419 [2018-10-27 01:08:23,254 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:08:23,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:08:23,396 INFO L134 CoverageAnalysis]: Checked inductivity of 965 backedges. 699 proven. 203 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-10-27 01:08:27,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:08:27,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5725 states to 5142 states and 5725 transitions. [2018-10-27 01:08:27,316 INFO L276 IsEmpty]: Start isEmpty. Operand 5142 states and 5725 transitions. [2018-10-27 01:08:27,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 419 [2018-10-27 01:08:27,320 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:08:27,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:08:27,499 INFO L134 CoverageAnalysis]: Checked inductivity of 965 backedges. 699 proven. 203 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-10-27 01:08:27,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:08:27,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5732 states to 5147 states and 5732 transitions. [2018-10-27 01:08:27,991 INFO L276 IsEmpty]: Start isEmpty. Operand 5147 states and 5732 transitions. [2018-10-27 01:08:27,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 419 [2018-10-27 01:08:27,994 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:08:28,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:08:28,135 INFO L134 CoverageAnalysis]: Checked inductivity of 965 backedges. 699 proven. 203 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-10-27 01:08:34,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:08:34,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5795 states to 5195 states and 5795 transitions. [2018-10-27 01:08:34,177 INFO L276 IsEmpty]: Start isEmpty. Operand 5195 states and 5795 transitions. [2018-10-27 01:08:34,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 419 [2018-10-27 01:08:34,180 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:08:34,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:08:34,711 INFO L134 CoverageAnalysis]: Checked inductivity of 965 backedges. 699 proven. 203 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-10-27 01:08:38,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:08:38,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5825 states to 5220 states and 5825 transitions. [2018-10-27 01:08:38,070 INFO L276 IsEmpty]: Start isEmpty. Operand 5220 states and 5825 transitions. [2018-10-27 01:08:38,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 419 [2018-10-27 01:08:38,074 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:08:38,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:08:38,299 INFO L134 CoverageAnalysis]: Checked inductivity of 965 backedges. 699 proven. 203 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-10-27 01:08:41,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:08:41,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5847 states to 5238 states and 5847 transitions. [2018-10-27 01:08:41,461 INFO L276 IsEmpty]: Start isEmpty. Operand 5238 states and 5847 transitions. [2018-10-27 01:08:41,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 419 [2018-10-27 01:08:41,464 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:08:41,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:08:41,694 INFO L134 CoverageAnalysis]: Checked inductivity of 965 backedges. 699 proven. 203 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-10-27 01:08:44,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:08:44,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5868 states to 5261 states and 5868 transitions. [2018-10-27 01:08:44,308 INFO L276 IsEmpty]: Start isEmpty. Operand 5261 states and 5868 transitions. [2018-10-27 01:08:44,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 419 [2018-10-27 01:08:44,312 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:08:44,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:08:44,836 INFO L134 CoverageAnalysis]: Checked inductivity of 965 backedges. 699 proven. 203 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-10-27 01:08:45,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:08:45,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5881 states to 5275 states and 5881 transitions. [2018-10-27 01:08:45,766 INFO L276 IsEmpty]: Start isEmpty. Operand 5275 states and 5881 transitions. [2018-10-27 01:08:45,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 419 [2018-10-27 01:08:45,770 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:08:45,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:08:45,925 INFO L134 CoverageAnalysis]: Checked inductivity of 965 backedges. 699 proven. 203 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-10-27 01:08:48,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:08:48,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5901 states to 5294 states and 5901 transitions. [2018-10-27 01:08:48,300 INFO L276 IsEmpty]: Start isEmpty. Operand 5294 states and 5901 transitions. [2018-10-27 01:08:48,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 419 [2018-10-27 01:08:48,303 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:08:48,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:08:48,444 INFO L134 CoverageAnalysis]: Checked inductivity of 965 backedges. 699 proven. 203 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-10-27 01:08:50,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:08:50,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5928 states to 5322 states and 5928 transitions. [2018-10-27 01:08:50,638 INFO L276 IsEmpty]: Start isEmpty. Operand 5322 states and 5928 transitions. [2018-10-27 01:08:50,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 419 [2018-10-27 01:08:50,642 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:08:50,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:08:50,790 INFO L134 CoverageAnalysis]: Checked inductivity of 965 backedges. 699 proven. 203 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-10-27 01:08:51,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:08:51,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5943 states to 5338 states and 5943 transitions. [2018-10-27 01:08:51,716 INFO L276 IsEmpty]: Start isEmpty. Operand 5338 states and 5943 transitions. [2018-10-27 01:08:51,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 419 [2018-10-27 01:08:51,720 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:08:51,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:08:51,905 INFO L134 CoverageAnalysis]: Checked inductivity of 965 backedges. 699 proven. 203 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-10-27 01:08:53,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:08:53,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5956 states to 5352 states and 5956 transitions. [2018-10-27 01:08:53,209 INFO L276 IsEmpty]: Start isEmpty. Operand 5352 states and 5956 transitions. [2018-10-27 01:08:53,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 419 [2018-10-27 01:08:53,213 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:08:53,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:08:53,354 INFO L134 CoverageAnalysis]: Checked inductivity of 965 backedges. 699 proven. 203 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-10-27 01:08:55,605 WARN L179 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 20 [2018-10-27 01:08:56,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:08:56,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5985 states to 5381 states and 5985 transitions. [2018-10-27 01:08:56,280 INFO L276 IsEmpty]: Start isEmpty. Operand 5381 states and 5985 transitions. [2018-10-27 01:08:56,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 419 [2018-10-27 01:08:56,283 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:08:56,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:08:56,422 INFO L134 CoverageAnalysis]: Checked inductivity of 965 backedges. 699 proven. 203 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-10-27 01:09:00,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:09:00,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6013 states to 5410 states and 6013 transitions. [2018-10-27 01:09:00,832 INFO L276 IsEmpty]: Start isEmpty. Operand 5410 states and 6013 transitions. [2018-10-27 01:09:00,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 419 [2018-10-27 01:09:00,835 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:09:00,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:09:00,973 INFO L134 CoverageAnalysis]: Checked inductivity of 965 backedges. 699 proven. 203 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-10-27 01:09:01,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:09:01,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6015 states to 5413 states and 6015 transitions. [2018-10-27 01:09:01,850 INFO L276 IsEmpty]: Start isEmpty. Operand 5413 states and 6015 transitions. [2018-10-27 01:09:01,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 426 [2018-10-27 01:09:01,854 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:09:01,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:09:03,042 INFO L134 CoverageAnalysis]: Checked inductivity of 1013 backedges. 518 proven. 236 refuted. 0 times theorem prover too weak. 259 trivial. 0 not checked. [2018-10-27 01:09:27,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:09:27,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6348 states to 5680 states and 6348 transitions. [2018-10-27 01:09:27,087 INFO L276 IsEmpty]: Start isEmpty. Operand 5680 states and 6348 transitions. [2018-10-27 01:09:27,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 426 [2018-10-27 01:09:27,091 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:09:27,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:09:27,653 INFO L134 CoverageAnalysis]: Checked inductivity of 1013 backedges. 518 proven. 236 refuted. 0 times theorem prover too weak. 259 trivial. 0 not checked. [2018-10-27 01:09:34,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:09:34,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6388 states to 5719 states and 6388 transitions. [2018-10-27 01:09:34,324 INFO L276 IsEmpty]: Start isEmpty. Operand 5719 states and 6388 transitions. [2018-10-27 01:09:34,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 426 [2018-10-27 01:09:34,327 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:09:34,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:09:34,464 INFO L134 CoverageAnalysis]: Checked inductivity of 1013 backedges. 518 proven. 236 refuted. 0 times theorem prover too weak. 259 trivial. 0 not checked. [2018-10-27 01:09:35,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:09:35,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6401 states to 5733 states and 6401 transitions. [2018-10-27 01:09:35,447 INFO L276 IsEmpty]: Start isEmpty. Operand 5733 states and 6401 transitions. [2018-10-27 01:09:35,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 426 [2018-10-27 01:09:35,451 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:09:35,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:09:35,588 INFO L134 CoverageAnalysis]: Checked inductivity of 1013 backedges. 518 proven. 236 refuted. 0 times theorem prover too weak. 259 trivial. 0 not checked. [2018-10-27 01:09:41,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:09:41,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6445 states to 5773 states and 6445 transitions. [2018-10-27 01:09:41,209 INFO L276 IsEmpty]: Start isEmpty. Operand 5773 states and 6445 transitions. [2018-10-27 01:09:41,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 435 [2018-10-27 01:09:41,213 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:09:41,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:09:41,334 INFO L134 CoverageAnalysis]: Checked inductivity of 1005 backedges. 740 proven. 0 refuted. 0 times theorem prover too weak. 265 trivial. 0 not checked. [2018-10-27 01:09:46,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:09:46,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6498 states to 5827 states and 6498 transitions. [2018-10-27 01:09:46,127 INFO L276 IsEmpty]: Start isEmpty. Operand 5827 states and 6498 transitions. [2018-10-27 01:09:46,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 442 [2018-10-27 01:09:46,130 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:09:46,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:09:46,331 INFO L134 CoverageAnalysis]: Checked inductivity of 1047 backedges. 768 proven. 14 refuted. 0 times theorem prover too weak. 265 trivial. 0 not checked. [2018-10-27 01:09:46,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:09:46,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6504 states to 5833 states and 6504 transitions. [2018-10-27 01:09:46,841 INFO L276 IsEmpty]: Start isEmpty. Operand 5833 states and 6504 transitions. [2018-10-27 01:09:46,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 454 [2018-10-27 01:09:46,844 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:09:46,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:09:47,374 INFO L134 CoverageAnalysis]: Checked inductivity of 1066 backedges. 368 proven. 4 refuted. 0 times theorem prover too weak. 694 trivial. 0 not checked. [2018-10-27 01:09:48,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:09:48,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6519 states to 5848 states and 6519 transitions. [2018-10-27 01:09:48,729 INFO L276 IsEmpty]: Start isEmpty. Operand 5848 states and 6519 transitions. [2018-10-27 01:09:48,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 454 [2018-10-27 01:09:48,732 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:09:48,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:09:48,865 INFO L134 CoverageAnalysis]: Checked inductivity of 1066 backedges. 368 proven. 4 refuted. 0 times theorem prover too weak. 694 trivial. 0 not checked. [2018-10-27 01:09:49,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:09:49,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6534 states to 5864 states and 6534 transitions. [2018-10-27 01:09:49,819 INFO L276 IsEmpty]: Start isEmpty. Operand 5864 states and 6534 transitions. [2018-10-27 01:09:49,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 461 [2018-10-27 01:09:49,823 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:09:49,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:09:49,961 INFO L134 CoverageAnalysis]: Checked inductivity of 1114 backedges. 550 proven. 0 refuted. 0 times theorem prover too weak. 564 trivial. 0 not checked. [2018-10-27 01:09:50,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:09:50,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6550 states to 5879 states and 6550 transitions. [2018-10-27 01:09:50,181 INFO L276 IsEmpty]: Start isEmpty. Operand 5879 states and 6550 transitions. [2018-10-27 01:09:50,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 461 [2018-10-27 01:09:50,184 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:09:50,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:09:50,441 INFO L134 CoverageAnalysis]: Checked inductivity of 1114 backedges. 550 proven. 0 refuted. 0 times theorem prover too weak. 564 trivial. 0 not checked. [2018-10-27 01:09:51,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:09:51,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6565 states to 5895 states and 6565 transitions. [2018-10-27 01:09:51,640 INFO L276 IsEmpty]: Start isEmpty. Operand 5895 states and 6565 transitions. [2018-10-27 01:09:51,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 461 [2018-10-27 01:09:51,644 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:09:51,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:09:51,884 INFO L134 CoverageAnalysis]: Checked inductivity of 1114 backedges. 550 proven. 0 refuted. 0 times theorem prover too weak. 564 trivial. 0 not checked. [2018-10-27 01:09:53,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:09:53,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6578 states to 5909 states and 6578 transitions. [2018-10-27 01:09:53,223 INFO L276 IsEmpty]: Start isEmpty. Operand 5909 states and 6578 transitions. [2018-10-27 01:09:53,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 500 [2018-10-27 01:09:53,227 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:09:53,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:09:53,815 INFO L134 CoverageAnalysis]: Checked inductivity of 1381 backedges. 900 proven. 365 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-10-27 01:09:58,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:09:58,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6628 states to 5959 states and 6628 transitions. [2018-10-27 01:09:58,888 INFO L276 IsEmpty]: Start isEmpty. Operand 5959 states and 6628 transitions. [2018-10-27 01:09:58,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 500 [2018-10-27 01:09:58,892 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:09:58,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:09:59,104 INFO L134 CoverageAnalysis]: Checked inductivity of 1381 backedges. 900 proven. 365 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-10-27 01:10:03,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:10:03,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6655 states to 5987 states and 6655 transitions. [2018-10-27 01:10:03,142 INFO L276 IsEmpty]: Start isEmpty. Operand 5987 states and 6655 transitions. [2018-10-27 01:10:03,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 500 [2018-10-27 01:10:03,145 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:10:03,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:10:03,728 INFO L134 CoverageAnalysis]: Checked inductivity of 1381 backedges. 900 proven. 365 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-10-27 01:10:07,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:10:07,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6685 states to 6017 states and 6685 transitions. [2018-10-27 01:10:07,774 INFO L276 IsEmpty]: Start isEmpty. Operand 6017 states and 6685 transitions. [2018-10-27 01:10:07,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 500 [2018-10-27 01:10:07,778 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:10:07,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:10:07,988 INFO L134 CoverageAnalysis]: Checked inductivity of 1381 backedges. 900 proven. 365 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-10-27 01:10:09,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:10:09,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6688 states to 6020 states and 6688 transitions. [2018-10-27 01:10:09,036 INFO L276 IsEmpty]: Start isEmpty. Operand 6020 states and 6688 transitions. [2018-10-27 01:10:09,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 500 [2018-10-27 01:10:09,040 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:10:09,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:10:09,249 INFO L134 CoverageAnalysis]: Checked inductivity of 1381 backedges. 900 proven. 365 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-10-27 01:10:10,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:10:10,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6714 states to 6047 states and 6714 transitions. [2018-10-27 01:10:10,585 INFO L276 IsEmpty]: Start isEmpty. Operand 6047 states and 6714 transitions. [2018-10-27 01:10:10,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 500 [2018-10-27 01:10:10,589 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:10:10,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:10:10,816 INFO L134 CoverageAnalysis]: Checked inductivity of 1381 backedges. 900 proven. 365 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-10-27 01:10:12,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:10:12,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6718 states to 6051 states and 6718 transitions. [2018-10-27 01:10:12,590 INFO L276 IsEmpty]: Start isEmpty. Operand 6051 states and 6718 transitions. [2018-10-27 01:10:12,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 500 [2018-10-27 01:10:12,594 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:10:12,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:10:12,806 INFO L134 CoverageAnalysis]: Checked inductivity of 1381 backedges. 900 proven. 365 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-10-27 01:10:14,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:10:14,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6733 states to 6067 states and 6733 transitions. [2018-10-27 01:10:14,772 INFO L276 IsEmpty]: Start isEmpty. Operand 6067 states and 6733 transitions. [2018-10-27 01:10:14,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 500 [2018-10-27 01:10:14,776 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:10:14,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:10:14,989 INFO L134 CoverageAnalysis]: Checked inductivity of 1381 backedges. 900 proven. 365 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-10-27 01:10:17,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:10:17,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6753 states to 6086 states and 6753 transitions. [2018-10-27 01:10:17,549 INFO L276 IsEmpty]: Start isEmpty. Operand 6086 states and 6753 transitions. [2018-10-27 01:10:17,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 500 [2018-10-27 01:10:17,553 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:10:17,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:10:17,763 INFO L134 CoverageAnalysis]: Checked inductivity of 1381 backedges. 900 proven. 365 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-10-27 01:10:19,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:10:19,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6768 states to 6102 states and 6768 transitions. [2018-10-27 01:10:19,261 INFO L276 IsEmpty]: Start isEmpty. Operand 6102 states and 6768 transitions. [2018-10-27 01:10:19,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 500 [2018-10-27 01:10:19,265 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:10:19,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:10:19,487 INFO L134 CoverageAnalysis]: Checked inductivity of 1381 backedges. 900 proven. 365 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-10-27 01:10:20,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:10:20,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6781 states to 6116 states and 6781 transitions. [2018-10-27 01:10:20,582 INFO L276 IsEmpty]: Start isEmpty. Operand 6116 states and 6781 transitions. [2018-10-27 01:10:20,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 500 [2018-10-27 01:10:20,586 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:10:20,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:10:20,795 INFO L134 CoverageAnalysis]: Checked inductivity of 1381 backedges. 900 proven. 365 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-10-27 01:10:21,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:10:21,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6796 states to 6132 states and 6796 transitions. [2018-10-27 01:10:21,893 INFO L276 IsEmpty]: Start isEmpty. Operand 6132 states and 6796 transitions. [2018-10-27 01:10:21,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 507 [2018-10-27 01:10:21,898 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:10:21,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:10:22,103 INFO L134 CoverageAnalysis]: Checked inductivity of 1436 backedges. 651 proven. 455 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2018-10-27 01:10:25,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:10:25,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6811 states to 6145 states and 6811 transitions. [2018-10-27 01:10:25,279 INFO L276 IsEmpty]: Start isEmpty. Operand 6145 states and 6811 transitions. [2018-10-27 01:10:25,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 507 [2018-10-27 01:10:25,283 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:10:25,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:10:25,819 INFO L134 CoverageAnalysis]: Checked inductivity of 1436 backedges. 651 proven. 455 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2018-10-27 01:10:36,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:10:36,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6905 states to 6227 states and 6905 transitions. [2018-10-27 01:10:36,633 INFO L276 IsEmpty]: Start isEmpty. Operand 6227 states and 6905 transitions. [2018-10-27 01:10:36,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 507 [2018-10-27 01:10:36,637 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:10:36,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:10:37,193 INFO L134 CoverageAnalysis]: Checked inductivity of 1436 backedges. 651 proven. 455 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2018-10-27 01:10:43,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:10:43,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6948 states to 6268 states and 6948 transitions. [2018-10-27 01:10:43,822 INFO L276 IsEmpty]: Start isEmpty. Operand 6268 states and 6948 transitions. [2018-10-27 01:10:43,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 581 [2018-10-27 01:10:43,827 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:10:43,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:10:44,122 INFO L134 CoverageAnalysis]: Checked inductivity of 1878 backedges. 1101 proven. 527 refuted. 0 times theorem prover too weak. 250 trivial. 0 not checked. [2018-10-27 01:10:45,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:10:45,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6960 states to 6281 states and 6960 transitions. [2018-10-27 01:10:45,189 INFO L276 IsEmpty]: Start isEmpty. Operand 6281 states and 6960 transitions. [2018-10-27 01:10:45,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 581 [2018-10-27 01:10:45,193 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:10:45,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:10:45,789 INFO L134 CoverageAnalysis]: Checked inductivity of 1878 backedges. 1101 proven. 527 refuted. 0 times theorem prover too weak. 250 trivial. 0 not checked. [2018-10-27 01:10:48,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:10:48,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6980 states to 6300 states and 6980 transitions. [2018-10-27 01:10:48,376 INFO L276 IsEmpty]: Start isEmpty. Operand 6300 states and 6980 transitions. [2018-10-27 01:10:48,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 581 [2018-10-27 01:10:48,381 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:10:48,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:10:48,673 INFO L134 CoverageAnalysis]: Checked inductivity of 1878 backedges. 1101 proven. 527 refuted. 0 times theorem prover too weak. 250 trivial. 0 not checked. [2018-10-27 01:10:50,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:10:50,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6996 states to 6316 states and 6996 transitions. [2018-10-27 01:10:50,675 INFO L276 IsEmpty]: Start isEmpty. Operand 6316 states and 6996 transitions. [2018-10-27 01:10:50,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 581 [2018-10-27 01:10:50,680 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:10:50,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:10:50,968 INFO L134 CoverageAnalysis]: Checked inductivity of 1878 backedges. 1101 proven. 527 refuted. 0 times theorem prover too weak. 250 trivial. 0 not checked. [2018-10-27 01:10:52,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:10:52,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7009 states to 6330 states and 7009 transitions. [2018-10-27 01:10:52,115 INFO L276 IsEmpty]: Start isEmpty. Operand 6330 states and 7009 transitions. [2018-10-27 01:10:52,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 581 [2018-10-27 01:10:52,120 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:10:52,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:10:52,714 INFO L134 CoverageAnalysis]: Checked inductivity of 1878 backedges. 1101 proven. 527 refuted. 0 times theorem prover too weak. 250 trivial. 0 not checked. [2018-10-27 01:10:53,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:10:53,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7022 states to 6344 states and 7022 transitions. [2018-10-27 01:10:53,901 INFO L276 IsEmpty]: Start isEmpty. Operand 6344 states and 7022 transitions. [2018-10-27 01:10:53,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 581 [2018-10-27 01:10:53,905 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:10:53,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:10:54,197 INFO L134 CoverageAnalysis]: Checked inductivity of 1878 backedges. 1101 proven. 527 refuted. 0 times theorem prover too weak. 250 trivial. 0 not checked. [2018-10-27 01:10:55,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:10:55,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6205 states to 5597 states and 6205 transitions. [2018-10-27 01:10:55,010 INFO L276 IsEmpty]: Start isEmpty. Operand 5597 states and 6205 transitions. [2018-10-27 01:10:55,015 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-27 01:10:55,015 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 277 iterations. [2018-10-27 01:10:55,023 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-10-27 01:10:55,376 WARN L179 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 50 [2018-10-27 01:10:55,618 WARN L179 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 24 [2018-10-27 01:10:56,035 WARN L179 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 49 [2018-10-27 01:10:56,408 WARN L179 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 49 [2018-10-27 01:10:56,707 WARN L179 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 47 [2018-10-27 01:10:56,978 WARN L179 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 24 [2018-10-27 01:10:57,209 WARN L179 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 24 [2018-10-27 01:10:57,571 WARN L179 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 24 [2018-10-27 01:10:57,949 WARN L179 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 49 [2018-10-27 01:10:58,293 WARN L179 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 49 [2018-10-27 01:10:58,609 WARN L179 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 24 [2018-10-27 01:10:58,926 WARN L179 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 24 [2018-10-27 01:10:59,453 WARN L179 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 24 [2018-10-27 01:10:59,702 WARN L179 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 24 [2018-10-27 01:11:00,032 WARN L179 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 24 [2018-10-27 01:11:00,452 WARN L179 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 47 [2018-10-27 01:11:00,776 WARN L179 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 24 [2018-10-27 01:11:01,121 WARN L179 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 24 [2018-10-27 01:11:01,467 WARN L179 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 24 [2018-10-27 01:11:01,733 WARN L179 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 24 [2018-10-27 01:11:02,073 WARN L179 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 49 [2018-10-27 01:11:02,302 WARN L179 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 24 [2018-10-27 01:11:02,544 WARN L179 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 24 [2018-10-27 01:11:02,775 WARN L179 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 24 [2018-10-27 01:11:03,166 WARN L179 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 56 [2018-10-27 01:11:03,490 WARN L179 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 24 [2018-10-27 01:11:03,806 WARN L179 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 24 [2018-10-27 01:11:04,270 WARN L179 SmtUtils]: Spent 463.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 24 [2018-10-27 01:11:04,575 WARN L179 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 47 [2018-10-27 01:11:04,815 WARN L179 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 24 [2018-10-27 01:11:05,126 WARN L179 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 47 [2018-10-27 01:11:05,359 WARN L179 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 24 [2018-10-27 01:11:05,768 WARN L179 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 47 [2018-10-27 01:11:06,015 WARN L179 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 24 [2018-10-27 01:11:06,344 WARN L179 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 24 [2018-10-27 01:11:06,651 WARN L179 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 47 [2018-10-27 01:11:06,937 WARN L179 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 24 [2018-10-27 01:11:07,353 WARN L179 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 24 [2018-10-27 01:11:07,980 WARN L179 SmtUtils]: Spent 626.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 53 [2018-10-27 01:11:08,378 WARN L179 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 49 [2018-10-27 01:11:08,610 WARN L179 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 24 [2018-10-27 01:11:08,860 WARN L179 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 24 [2018-10-27 01:11:09,182 WARN L179 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 24 [2018-10-27 01:11:09,521 WARN L179 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 24 [2018-10-27 01:11:09,744 WARN L179 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 24 [2018-10-27 01:11:10,196 WARN L179 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 49 [2018-10-27 01:11:10,434 WARN L179 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 24 [2018-10-27 01:11:10,750 WARN L179 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 24 [2018-10-27 01:11:11,167 WARN L179 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 24 [2018-10-27 01:11:11,489 WARN L179 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 47 [2018-10-27 01:11:11,894 WARN L179 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 47 [2018-10-27 01:11:12,320 WARN L179 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 49 [2018-10-27 01:11:12,543 WARN L179 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 24 [2018-10-27 01:11:12,855 WARN L179 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 24 [2018-10-27 01:11:13,170 WARN L179 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 24 [2018-10-27 01:11:13,478 WARN L179 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 24 [2018-10-27 01:11:13,789 WARN L179 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 50 [2018-10-27 01:11:14,000 WARN L179 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 24 [2018-10-27 01:11:14,322 WARN L179 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 24 [2018-10-27 01:11:14,582 WARN L179 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 24 [2018-10-27 01:11:14,819 WARN L179 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 24 [2018-10-27 01:11:15,123 WARN L179 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 47 [2018-10-27 01:11:15,526 WARN L179 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 47 [2018-10-27 01:11:15,786 WARN L179 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 24 [2018-10-27 01:11:16,355 WARN L179 SmtUtils]: Spent 568.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 24 [2018-10-27 01:11:16,687 WARN L179 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 53 [2018-10-27 01:11:17,013 WARN L179 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 24 [2018-10-27 01:11:17,224 WARN L179 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 24 [2018-10-27 01:11:17,453 WARN L179 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 24 [2018-10-27 01:11:17,453 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 01:11:17,456 INFO L582 CodeCheckObserver]: Invariant with dag size 24 [2018-10-27 01:11:17,461 INFO L582 CodeCheckObserver]: Invariant with dag size 24 [2018-10-27 01:11:17,464 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 27.10 01:11:17 ImpRootNode [2018-10-27 01:11:17,464 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-27 01:11:17,464 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-27 01:11:17,464 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-27 01:11:17,464 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-27 01:11:17,465 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 01:02:56" (3/4) ... [2018-10-27 01:11:17,468 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-10-27 01:11:17,490 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 111 nodes and edges [2018-10-27 01:11:17,491 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2018-10-27 01:11:17,492 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-10-27 01:11:17,492 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-10-27 01:11:17,617 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_4bc22a7e-3111-427b-8dd9-f0ebe4a77441/bin-2019/ukojak/witness.graphml [2018-10-27 01:11:17,617 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-27 01:11:17,618 INFO L168 Benchmark]: Toolchain (without parser) took 506321.76 ms. Allocated memory was 1.0 GB in the beginning and 4.8 GB in the end (delta: 3.7 GB). Free memory was 958.1 MB in the beginning and 3.3 GB in the end (delta: -2.4 GB). Peak memory consumption was 1.4 GB. Max. memory is 11.5 GB. [2018-10-27 01:11:17,618 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 01:11:17,618 INFO L168 Benchmark]: CACSL2BoogieTranslator took 494.77 ms. Allocated memory is still 1.0 GB. Free memory was 958.1 MB in the beginning and 924.8 MB in the end (delta: 33.3 MB). Peak memory consumption was 33.3 MB. Max. memory is 11.5 GB. [2018-10-27 01:11:17,618 INFO L168 Benchmark]: Boogie Procedure Inliner took 88.62 ms. Allocated memory is still 1.0 GB. Free memory was 924.8 MB in the beginning and 919.4 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-27 01:11:17,619 INFO L168 Benchmark]: Boogie Preprocessor took 155.43 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 919.4 MB in the beginning and 1.1 GB in the end (delta: -219.5 MB). Peak memory consumption was 21.8 MB. Max. memory is 11.5 GB. [2018-10-27 01:11:17,619 INFO L168 Benchmark]: RCFGBuilder took 4076.25 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 902.2 MB in the end (delta: 236.7 MB). Peak memory consumption was 236.7 MB. Max. memory is 11.5 GB. [2018-10-27 01:11:17,619 INFO L168 Benchmark]: CodeCheck took 501350.31 ms. Allocated memory was 1.2 GB in the beginning and 4.8 GB in the end (delta: 3.6 GB). Free memory was 902.2 MB in the beginning and 3.3 GB in the end (delta: -2.4 GB). Peak memory consumption was 4.2 GB. Max. memory is 11.5 GB. [2018-10-27 01:11:17,619 INFO L168 Benchmark]: Witness Printer took 152.89 ms. Allocated memory is still 4.8 GB. Free memory was 3.3 GB in the beginning and 3.3 GB in the end (delta: 4.2 kB). Peak memory consumption was 4.2 kB. Max. memory is 11.5 GB. [2018-10-27 01:11:17,621 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, 478.8s OverallTime, 277 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 134217984 SDtfs, 93214872 SDslu, 1006635008 SDs, 0 SdLazy, -1482970920 SolverSat, 672694272 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3087.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 488013 GetRequests, 470655 SyntacticMatches, 14654 SemanticMatches, 2704 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5671619 ImplicationChecksByTransitivity, 412.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 1.2s SsaConstructionTime, 2.5s SatisfiabilityAnalysisTime, 30.4s InterpolantComputationTime, 76308 NumberOfCodeBlocks, 76308 NumberOfCodeBlocksAsserted, 276 NumberOfCheckSat, 76032 ConstructedInterpolants, 0 QuantifiedInterpolants, 83472200 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 276 InterpolantComputations, 164 PerfectInterpolantSequences, 116671/130424 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: 466]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: ((((!(a28 == 9) && !(a17 == 9)) || a17 == 8) || (a28 == 7 && !(a11 == 1))) || ((!(a19 == 1) && !(a28 == 7)) && a11 == 1)) || ((!(a19 == 1) && !(a11 == 1)) && !(a28 == 9)) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((((!(a28 == 9) && !(a17 == 9)) || a17 == 8) || (a28 == 7 && !(a11 == 1))) || ((!(a19 == 1) && !(a28 == 7)) && a11 == 1)) || ((!(a19 == 1) && !(a11 == 1)) && !(a28 == 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 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 494.77 ms. Allocated memory is still 1.0 GB. Free memory was 958.1 MB in the beginning and 924.8 MB in the end (delta: 33.3 MB). Peak memory consumption was 33.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 88.62 ms. Allocated memory is still 1.0 GB. Free memory was 924.8 MB in the beginning and 919.4 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 155.43 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 919.4 MB in the beginning and 1.1 GB in the end (delta: -219.5 MB). Peak memory consumption was 21.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 4076.25 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 902.2 MB in the end (delta: 236.7 MB). Peak memory consumption was 236.7 MB. Max. memory is 11.5 GB. * CodeCheck took 501350.31 ms. Allocated memory was 1.2 GB in the beginning and 4.8 GB in the end (delta: 3.6 GB). Free memory was 902.2 MB in the beginning and 3.3 GB in the end (delta: -2.4 GB). Peak memory consumption was 4.2 GB. Max. memory is 11.5 GB. * Witness Printer took 152.89 ms. Allocated memory is still 4.8 GB. Free memory was 3.3 GB in the beginning and 3.3 GB in the end (delta: 4.2 kB). Peak memory consumption was 4.2 kB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...